2010-05-04 05:21:57 +04:00
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<?php
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// vim: set et ts=4 sw=4 fdm=marker:
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// +----------------------------------------------------------------------+
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// | PHP versions 4 and 5 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
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// | Stig. S. Bakken, Lukas Smith |
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// | All rights reserved. |
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// +----------------------------------------------------------------------+
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// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
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// | API as well as database abstraction for PHP applications. |
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// | This LICENSE is in the BSD license style. |
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// | |
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// | Redistribution and use in source and binary forms, with or without |
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// | modification, are permitted provided that the following conditions |
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// | are met: |
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// | |
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// | Redistributions of source code must retain the above copyright |
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// | notice, this list of conditions and the following disclaimer. |
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// | |
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// | Redistributions in binary form must reproduce the above copyright |
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// | notice, this list of conditions and the following disclaimer in the |
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// | documentation and/or other materials provided with the distribution. |
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// | |
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// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
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// | Lukas Smith nor the names of his contributors may be used to endorse |
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// | or promote products derived from this software without specific prior|
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// | written permission. |
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// | |
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// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
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// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
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// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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// | POSSIBILITY OF SUCH DAMAGE. |
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// +----------------------------------------------------------------------+
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// | Author: Lukas Smith <smith@pooteeweet.org> |
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// +----------------------------------------------------------------------+
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//
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// $Id: MDB2.php,v 1.335 2008/11/29 14:57:01 afz Exp $
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//
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/**
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* @package MDB2
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* @category Database
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* @author Lukas Smith <smith@pooteeweet.org>
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*/
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2011-04-16 12:12:53 +04:00
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require_once('PEAR.php');
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2010-05-04 05:21:57 +04:00
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// {{{ Error constants
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/**
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* The method mapErrorCode in each MDB2_dbtype implementation maps
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* native error codes to one of these.
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*
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* If you add an error code here, make sure you also add a textual
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* version of it in MDB2::errorMessage().
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*/
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define('MDB2_OK', true);
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define('MDB2_ERROR', -1);
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define('MDB2_ERROR_SYNTAX', -2);
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define('MDB2_ERROR_CONSTRAINT', -3);
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define('MDB2_ERROR_NOT_FOUND', -4);
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define('MDB2_ERROR_ALREADY_EXISTS', -5);
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define('MDB2_ERROR_UNSUPPORTED', -6);
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define('MDB2_ERROR_MISMATCH', -7);
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define('MDB2_ERROR_INVALID', -8);
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define('MDB2_ERROR_NOT_CAPABLE', -9);
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define('MDB2_ERROR_TRUNCATED', -10);
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define('MDB2_ERROR_INVALID_NUMBER', -11);
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define('MDB2_ERROR_INVALID_DATE', -12);
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define('MDB2_ERROR_DIVZERO', -13);
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define('MDB2_ERROR_NODBSELECTED', -14);
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define('MDB2_ERROR_CANNOT_CREATE', -15);
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define('MDB2_ERROR_CANNOT_DELETE', -16);
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define('MDB2_ERROR_CANNOT_DROP', -17);
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define('MDB2_ERROR_NOSUCHTABLE', -18);
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define('MDB2_ERROR_NOSUCHFIELD', -19);
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define('MDB2_ERROR_NEED_MORE_DATA', -20);
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define('MDB2_ERROR_NOT_LOCKED', -21);
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define('MDB2_ERROR_VALUE_COUNT_ON_ROW', -22);
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define('MDB2_ERROR_INVALID_DSN', -23);
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define('MDB2_ERROR_CONNECT_FAILED', -24);
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define('MDB2_ERROR_EXTENSION_NOT_FOUND',-25);
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define('MDB2_ERROR_NOSUCHDB', -26);
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define('MDB2_ERROR_ACCESS_VIOLATION', -27);
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define('MDB2_ERROR_CANNOT_REPLACE', -28);
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define('MDB2_ERROR_CONSTRAINT_NOT_NULL',-29);
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define('MDB2_ERROR_DEADLOCK', -30);
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define('MDB2_ERROR_CANNOT_ALTER', -31);
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define('MDB2_ERROR_MANAGER', -32);
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define('MDB2_ERROR_MANAGER_PARSE', -33);
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define('MDB2_ERROR_LOADMODULE', -34);
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define('MDB2_ERROR_INSUFFICIENT_DATA', -35);
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define('MDB2_ERROR_NO_PERMISSION', -36);
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define('MDB2_ERROR_DISCONNECT_FAILED', -37);
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// }}}
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// {{{ Verbose constants
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/**
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* These are just helper constants to more verbosely express parameters to prepare()
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*/
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define('MDB2_PREPARE_MANIP', false);
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define('MDB2_PREPARE_RESULT', null);
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// }}}
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// {{{ Fetchmode constants
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/**
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* This is a special constant that tells MDB2 the user hasn't specified
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* any particular get mode, so the default should be used.
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*/
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define('MDB2_FETCHMODE_DEFAULT', 0);
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/**
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* Column data indexed by numbers, ordered from 0 and up
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*/
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define('MDB2_FETCHMODE_ORDERED', 1);
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/**
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* Column data indexed by column names
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*/
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define('MDB2_FETCHMODE_ASSOC', 2);
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/**
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* Column data as object properties
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*/
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define('MDB2_FETCHMODE_OBJECT', 3);
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/**
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* For multi-dimensional results: normally the first level of arrays
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* is the row number, and the second level indexed by column number or name.
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* MDB2_FETCHMODE_FLIPPED switches this order, so the first level of arrays
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* is the column name, and the second level the row number.
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*/
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define('MDB2_FETCHMODE_FLIPPED', 4);
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// }}}
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// {{{ Portability mode constants
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/**
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* Portability: turn off all portability features.
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_NONE', 0);
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/**
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* Portability: convert names of tables and fields to case defined in the
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* "field_case" option when using the query*(), fetch*() and tableInfo() methods.
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_FIX_CASE', 1);
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/**
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* Portability: right trim the data output by query*() and fetch*().
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_RTRIM', 2);
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/**
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* Portability: force reporting the number of rows deleted.
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_DELETE_COUNT', 4);
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/**
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* Portability: not needed in MDB2 (just left here for compatibility to DB)
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_NUMROWS', 8);
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/**
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* Portability: makes certain error messages in certain drivers compatible
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* with those from other DBMS's.
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*
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* + mysql, mysqli: change unique/primary key constraints
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* MDB2_ERROR_ALREADY_EXISTS -> MDB2_ERROR_CONSTRAINT
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*
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* + odbc(access): MS's ODBC driver reports 'no such field' as code
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* 07001, which means 'too few parameters.' When this option is on
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* that code gets mapped to MDB2_ERROR_NOSUCHFIELD.
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*
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_ERRORS', 16);
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/**
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* Portability: convert empty values to null strings in data output by
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* query*() and fetch*().
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_EMPTY_TO_NULL', 32);
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/**
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* Portability: removes database/table qualifiers from associative indexes
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_FIX_ASSOC_FIELD_NAMES', 64);
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/**
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* Portability: turn on all portability features.
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* @see MDB2_Driver_Common::setOption()
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*/
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define('MDB2_PORTABILITY_ALL', 127);
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// }}}
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// {{{ Globals for class instance tracking
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/**
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* These are global variables that are used to track the various class instances
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*/
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$GLOBALS['_MDB2_databases'] = array();
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$GLOBALS['_MDB2_dsninfo_default'] = array(
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'phptype' => false,
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'dbsyntax' => false,
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'username' => false,
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'password' => false,
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'protocol' => false,
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'hostspec' => false,
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'port' => false,
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'socket' => false,
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'database' => false,
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'mode' => false,
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);
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// }}}
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// {{{ class MDB2
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/**
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* The main 'MDB2' class is simply a container class with some static
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* methods for creating DB objects as well as some utility functions
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* common to all parts of DB.
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*
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* The object model of MDB2 is as follows (indentation means inheritance):
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*
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* MDB2 The main MDB2 class. This is simply a utility class
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* with some 'static' methods for creating MDB2 objects as
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* well as common utility functions for other MDB2 classes.
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*
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* MDB2_Driver_Common The base for each MDB2 implementation. Provides default
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* | implementations (in OO lingo virtual methods) for
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* | the actual DB implementations as well as a bunch of
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* | query utility functions.
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* |
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* +-MDB2_Driver_mysql The MDB2 implementation for MySQL. Inherits MDB2_Driver_Common.
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* When calling MDB2::factory or MDB2::connect for MySQL
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* connections, the object returned is an instance of this
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* class.
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* +-MDB2_Driver_pgsql The MDB2 implementation for PostGreSQL. Inherits MDB2_Driver_Common.
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* When calling MDB2::factory or MDB2::connect for PostGreSQL
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* connections, the object returned is an instance of this
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* class.
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*
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* @package MDB2
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* @category Database
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* @author Lukas Smith <smith@pooteeweet.org>
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*/
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class MDB2
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{
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// {{{ function setOptions(&$db, $options)
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/**
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* set option array in an exiting database object
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*
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* @param MDB2_Driver_Common MDB2 object
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* @param array An associative array of option names and their values.
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*
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* @return mixed MDB2_OK or a PEAR Error object
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*
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* @access public
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*/
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2011-04-16 22:06:06 +04:00
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static function setOptions(&$db, $options)
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{
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if (is_array($options)) {
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foreach ($options as $option => $value) {
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$test = $db->setOption($option, $value);
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if (PEAR::isError($test)) {
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return $test;
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}
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}
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}
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return MDB2_OK;
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}
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// }}}
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// {{{ function classExists($classname)
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/**
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* Checks if a class exists without triggering __autoload
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*
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* @param string classname
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*
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* @return bool true success and false on error
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* @static
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* @access public
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*/
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static function classExists($classname)
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{
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if (version_compare(phpversion(), "5.0", ">=")) {
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return class_exists($classname, false);
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}
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return class_exists($classname);
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}
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// }}}
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// {{{ function loadClass($class_name, $debug)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Loads a PEAR class.
|
|
|
|
|
*
|
|
|
|
|
* @param string classname to load
|
|
|
|
|
* @param bool if errors should be suppressed
|
|
|
|
|
*
|
|
|
|
|
* @return mixed true success or PEAR_Error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
2011-04-16 22:06:06 +04:00
|
|
|
static function loadClass($class_name, $debug)
|
2010-05-04 05:21:57 +04:00
|
|
|
{
|
|
|
|
|
if (!MDB2::classExists($class_name)) {
|
|
|
|
|
$file_name = str_replace('_', DIRECTORY_SEPARATOR, $class_name).'.php';
|
|
|
|
|
if ($debug) {
|
2011-04-16 12:12:53 +04:00
|
|
|
$include = include_once($file_name);
|
2010-05-04 05:21:57 +04:00
|
|
|
} else {
|
2011-04-16 12:12:53 +04:00
|
|
|
$include = include_once($file_name);
|
2010-05-04 05:21:57 +04:00
|
|
|
}
|
|
|
|
|
if (!$include) {
|
|
|
|
|
if (!MDB2::fileExists($file_name)) {
|
|
|
|
|
$msg = "unable to find package '$class_name' file '$file_name'";
|
|
|
|
|
} else {
|
|
|
|
|
$msg = "unable to load class '$class_name' from file '$file_name'";
|
|
|
|
|
}
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =MDB2::raiseError(MDB2_ERROR_NOT_FOUND, null, null, $msg);
|
2010-05-04 05:21:57 +04:00
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &factory($dsn, $options = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Create a new MDB2 object for the specified database type
|
|
|
|
|
*
|
|
|
|
|
* IMPORTANT: In order for MDB2 to work properly it is necessary that
|
|
|
|
|
* you make sure that you work with a reference of the original
|
|
|
|
|
* object instead of a copy (this is a PHP4 quirk).
|
|
|
|
|
*
|
|
|
|
|
* For example:
|
|
|
|
|
* $db =& MDB2::factory($dsn);
|
|
|
|
|
* ^^
|
|
|
|
|
* And not:
|
|
|
|
|
* $db = MDB2::factory($dsn);
|
|
|
|
|
*
|
|
|
|
|
* @param mixed 'data source name', see the MDB2::parseDSN
|
|
|
|
|
* method for a description of the dsn format.
|
|
|
|
|
* Can also be specified as an array of the
|
|
|
|
|
* format returned by MDB2::parseDSN.
|
|
|
|
|
* @param array An associative array of option names and
|
|
|
|
|
* their values.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed a newly created MDB2 object, or false on error
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
2011-04-16 22:06:06 +04:00
|
|
|
static function factory($dsn, $options = false)
|
2010-05-04 05:21:57 +04:00
|
|
|
{
|
|
|
|
|
$dsninfo = MDB2::parseDSN($dsn);
|
|
|
|
|
if (empty($dsninfo['phptype'])) {
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =MDB2::raiseError(MDB2_ERROR_NOT_FOUND,
|
2010-05-04 05:21:57 +04:00
|
|
|
null, null, 'no RDBMS driver specified');
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
$class_name = 'MDB2_Driver_'.$dsninfo['phptype'];
|
|
|
|
|
|
|
|
|
|
$debug = (!empty($options['debug']));
|
|
|
|
|
$err = MDB2::loadClass($class_name, $debug);
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
|
2011-04-16 22:06:06 +04:00
|
|
|
$db =new $class_name();
|
2010-05-04 05:21:57 +04:00
|
|
|
$db->setDSN($dsninfo);
|
|
|
|
|
$err = MDB2::setOptions($db, $options);
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return $db;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &connect($dsn, $options = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Create a new MDB2_Driver_* connection object and connect to the specified
|
|
|
|
|
* database
|
|
|
|
|
*
|
|
|
|
|
* IMPORTANT: In order for MDB2 to work properly it is necessary that
|
|
|
|
|
* you make sure that you work with a reference of the original
|
|
|
|
|
* object instead of a copy (this is a PHP4 quirk).
|
|
|
|
|
*
|
|
|
|
|
* For example:
|
|
|
|
|
* $db =& MDB2::connect($dsn);
|
|
|
|
|
* ^^
|
|
|
|
|
* And not:
|
|
|
|
|
* $db = MDB2::connect($dsn);
|
|
|
|
|
* ^^
|
|
|
|
|
*
|
|
|
|
|
* @param mixed $dsn 'data source name', see the MDB2::parseDSN
|
|
|
|
|
* method for a description of the dsn format.
|
|
|
|
|
* Can also be specified as an array of the
|
|
|
|
|
* format returned by MDB2::parseDSN.
|
|
|
|
|
* @param array $options An associative array of option names and
|
|
|
|
|
* their values.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed a newly created MDB2 connection object, or a MDB2
|
|
|
|
|
* error object on error
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @see MDB2::parseDSN
|
|
|
|
|
*/
|
|
|
|
|
function &connect($dsn, $options = false)
|
|
|
|
|
{
|
2011-04-16 22:45:57 +04:00
|
|
|
$db =MDB2::factory($dsn, $options);
|
2010-05-04 05:21:57 +04:00
|
|
|
if (PEAR::isError($db)) {
|
|
|
|
|
return $db;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$err = $db->connect();
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
$dsn = $db->getDSN('string', 'xxx');
|
|
|
|
|
$db->disconnect();
|
|
|
|
|
$err->addUserInfo($dsn);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return $db;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &singleton($dsn = null, $options = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns a MDB2 connection with the requested DSN.
|
|
|
|
|
* A new MDB2 connection object is only created if no object with the
|
|
|
|
|
* requested DSN exists yet.
|
|
|
|
|
*
|
|
|
|
|
* IMPORTANT: In order for MDB2 to work properly it is necessary that
|
|
|
|
|
* you make sure that you work with a reference of the original
|
|
|
|
|
* object instead of a copy (this is a PHP4 quirk).
|
|
|
|
|
*
|
|
|
|
|
* For example:
|
|
|
|
|
* $db =& MDB2::singleton($dsn);
|
|
|
|
|
* ^^
|
|
|
|
|
* And not:
|
|
|
|
|
* $db = MDB2::singleton($dsn);
|
|
|
|
|
* ^^
|
|
|
|
|
*
|
|
|
|
|
* @param mixed 'data source name', see the MDB2::parseDSN
|
|
|
|
|
* method for a description of the dsn format.
|
|
|
|
|
* Can also be specified as an array of the
|
|
|
|
|
* format returned by MDB2::parseDSN.
|
|
|
|
|
* @param array An associative array of option names and
|
|
|
|
|
* their values.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed a newly created MDB2 connection object, or a MDB2
|
|
|
|
|
* error object on error
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @see MDB2::parseDSN
|
|
|
|
|
*/
|
|
|
|
|
function &singleton($dsn = null, $options = false)
|
|
|
|
|
{
|
|
|
|
|
if ($dsn) {
|
|
|
|
|
$dsninfo = MDB2::parseDSN($dsn);
|
|
|
|
|
$dsninfo = array_merge($GLOBALS['_MDB2_dsninfo_default'], $dsninfo);
|
|
|
|
|
$keys = array_keys($GLOBALS['_MDB2_databases']);
|
|
|
|
|
for ($i=0, $j=count($keys); $i<$j; ++$i) {
|
|
|
|
|
if (isset($GLOBALS['_MDB2_databases'][$keys[$i]])) {
|
|
|
|
|
$tmp_dsn = $GLOBALS['_MDB2_databases'][$keys[$i]]->getDSN('array');
|
|
|
|
|
if (count(array_diff_assoc($tmp_dsn, $dsninfo)) == 0) {
|
|
|
|
|
MDB2::setOptions($GLOBALS['_MDB2_databases'][$keys[$i]], $options);
|
|
|
|
|
return $GLOBALS['_MDB2_databases'][$keys[$i]];
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} elseif (is_array($GLOBALS['_MDB2_databases']) && reset($GLOBALS['_MDB2_databases'])) {
|
2011-04-16 22:45:57 +04:00
|
|
|
$db =$GLOBALS['_MDB2_databases'][key($GLOBALS['_MDB2_databases'])];
|
2010-05-04 05:21:57 +04:00
|
|
|
return $db;
|
|
|
|
|
}
|
2011-04-16 22:45:57 +04:00
|
|
|
$db =MDB2::factory($dsn, $options);
|
2010-05-04 05:21:57 +04:00
|
|
|
return $db;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function areEquals()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* It looks like there's a memory leak in array_diff() in PHP 5.1.x,
|
|
|
|
|
* so use this method instead.
|
|
|
|
|
* @see http://pear.php.net/bugs/bug.php?id=11790
|
|
|
|
|
*
|
|
|
|
|
* @param array $arr1
|
|
|
|
|
* @param array $arr2
|
|
|
|
|
* @return boolean
|
|
|
|
|
*/
|
2011-04-16 22:06:06 +04:00
|
|
|
static function areEquals($arr1, $arr2)
|
2010-05-04 05:21:57 +04:00
|
|
|
{
|
|
|
|
|
if (count($arr1) != count($arr2)) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
foreach (array_keys($arr1) as $k) {
|
|
|
|
|
if (!array_key_exists($k, $arr2) || $arr1[$k] != $arr2[$k]) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function loadFile($file)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* load a file (like 'Date')
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the file in the MDB2 directory (without '.php')
|
|
|
|
|
*
|
|
|
|
|
* @return string name of the file that was included
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function loadFile($file)
|
|
|
|
|
{
|
|
|
|
|
$file_name = 'MDB2'.DIRECTORY_SEPARATOR.$file.'.php';
|
|
|
|
|
if (!MDB2::fileExists($file_name)) {
|
|
|
|
|
return MDB2::raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
|
|
|
|
'unable to find: '.$file_name);
|
|
|
|
|
}
|
|
|
|
|
if (!include_once($file_name)) {
|
|
|
|
|
return MDB2::raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
|
|
|
|
'unable to load driver class: '.$file_name);
|
|
|
|
|
}
|
|
|
|
|
return $file_name;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function apiVersion()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Return the MDB2 API version
|
|
|
|
|
*
|
|
|
|
|
* @return string the MDB2 API version number
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function apiVersion()
|
|
|
|
|
{
|
|
|
|
|
return '2.5.0b2';
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &raiseError($code = null, $mode = null, $options = null, $userinfo = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* This method is used to communicate an error and invoke error
|
|
|
|
|
* callbacks etc. Basically a wrapper for PEAR::raiseError
|
|
|
|
|
* without the message string.
|
|
|
|
|
*
|
|
|
|
|
* @param mixed int error code
|
|
|
|
|
*
|
|
|
|
|
* @param int error mode, see PEAR_Error docs
|
|
|
|
|
*
|
|
|
|
|
* @param mixed If error mode is PEAR_ERROR_TRIGGER, this is the
|
|
|
|
|
* error level (E_USER_NOTICE etc). If error mode is
|
|
|
|
|
* PEAR_ERROR_CALLBACK, this is the callback function,
|
|
|
|
|
* either as a function name, or as an array of an
|
|
|
|
|
* object and method name. For other error modes this
|
|
|
|
|
* parameter is ignored.
|
|
|
|
|
*
|
|
|
|
|
* @param string Extra debug information. Defaults to the last
|
|
|
|
|
* query and native error code.
|
|
|
|
|
*
|
|
|
|
|
* @return PEAR_Error instance of a PEAR Error object
|
|
|
|
|
*
|
|
|
|
|
* @access private
|
|
|
|
|
* @see PEAR_Error
|
|
|
|
|
*/
|
2011-04-16 22:45:57 +04:00
|
|
|
static function raiseError($code = null,
|
2010-05-04 05:21:57 +04:00
|
|
|
$mode = null,
|
|
|
|
|
$options = null,
|
|
|
|
|
$userinfo = null,
|
|
|
|
|
$dummy1 = null,
|
|
|
|
|
$dummy2 = null,
|
|
|
|
|
$dummy3 = false)
|
|
|
|
|
{
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =PEAR::raiseError(null, $code, $mode, $options, $userinfo, 'MDB2_Error', true);
|
2010-05-04 05:21:57 +04:00
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function isError($data, $code = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Tell whether a value is a MDB2 error.
|
|
|
|
|
*
|
|
|
|
|
* @param mixed the value to test
|
|
|
|
|
* @param int if is an error object, return true
|
|
|
|
|
* only if $code is a string and
|
|
|
|
|
* $db->getMessage() == $code or
|
|
|
|
|
* $code is an integer and $db->getCode() == $code
|
|
|
|
|
*
|
|
|
|
|
* @return bool true if parameter is an error
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function isError($data, $code = null)
|
|
|
|
|
{
|
|
|
|
|
if (is_a($data, 'MDB2_Error')) {
|
|
|
|
|
if (is_null($code)) {
|
|
|
|
|
return true;
|
|
|
|
|
} elseif (is_string($code)) {
|
|
|
|
|
return $data->getMessage() === $code;
|
|
|
|
|
} else {
|
|
|
|
|
$code = (array)$code;
|
|
|
|
|
return in_array($data->getCode(), $code);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function isConnection($value)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Tell whether a value is a MDB2 connection
|
|
|
|
|
*
|
|
|
|
|
* @param mixed value to test
|
|
|
|
|
*
|
|
|
|
|
* @return bool whether $value is a MDB2 connection
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function isConnection($value)
|
|
|
|
|
{
|
|
|
|
|
return is_a($value, 'MDB2_Driver_Common');
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function isResult($value)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Tell whether a value is a MDB2 result
|
|
|
|
|
*
|
|
|
|
|
* @param mixed value to test
|
|
|
|
|
*
|
|
|
|
|
* @return bool whether $value is a MDB2 result
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function isResult($value)
|
|
|
|
|
{
|
|
|
|
|
return is_a($value, 'MDB2_Result');
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function isResultCommon($value)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Tell whether a value is a MDB2 result implementing the common interface
|
|
|
|
|
*
|
|
|
|
|
* @param mixed value to test
|
|
|
|
|
*
|
|
|
|
|
* @return bool whether $value is a MDB2 result implementing the common interface
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
2011-04-16 22:06:06 +04:00
|
|
|
static function isResultCommon($value)
|
2010-05-04 05:21:57 +04:00
|
|
|
{
|
|
|
|
|
return is_a($value, 'MDB2_Result_Common');
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function isStatement($value)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Tell whether a value is a MDB2 statement interface
|
|
|
|
|
*
|
|
|
|
|
* @param mixed value to test
|
|
|
|
|
*
|
|
|
|
|
* @return bool whether $value is a MDB2 statement interface
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function isStatement($value)
|
|
|
|
|
{
|
|
|
|
|
return is_a($value, 'MDB2_Statement_Common');
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function errorMessage($value = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Return a textual error message for a MDB2 error code
|
|
|
|
|
*
|
|
|
|
|
* @param int|array integer error code,
|
|
|
|
|
null to get the current error code-message map,
|
|
|
|
|
or an array with a new error code-message map
|
|
|
|
|
*
|
|
|
|
|
* @return string error message, or false if the error code was
|
|
|
|
|
* not recognized
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
2011-04-16 22:06:06 +04:00
|
|
|
static function errorMessage($value = null)
|
2010-05-04 05:21:57 +04:00
|
|
|
{
|
|
|
|
|
static $errorMessages;
|
|
|
|
|
|
|
|
|
|
if (is_array($value)) {
|
|
|
|
|
$errorMessages = $value;
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!isset($errorMessages)) {
|
|
|
|
|
$errorMessages = array(
|
|
|
|
|
MDB2_OK => 'no error',
|
|
|
|
|
MDB2_ERROR => 'unknown error',
|
|
|
|
|
MDB2_ERROR_ALREADY_EXISTS => 'already exists',
|
|
|
|
|
MDB2_ERROR_CANNOT_CREATE => 'can not create',
|
|
|
|
|
MDB2_ERROR_CANNOT_ALTER => 'can not alter',
|
|
|
|
|
MDB2_ERROR_CANNOT_REPLACE => 'can not replace',
|
|
|
|
|
MDB2_ERROR_CANNOT_DELETE => 'can not delete',
|
|
|
|
|
MDB2_ERROR_CANNOT_DROP => 'can not drop',
|
|
|
|
|
MDB2_ERROR_CONSTRAINT => 'constraint violation',
|
|
|
|
|
MDB2_ERROR_CONSTRAINT_NOT_NULL=> 'null value violates not-null constraint',
|
|
|
|
|
MDB2_ERROR_DIVZERO => 'division by zero',
|
|
|
|
|
MDB2_ERROR_INVALID => 'invalid',
|
|
|
|
|
MDB2_ERROR_INVALID_DATE => 'invalid date or time',
|
|
|
|
|
MDB2_ERROR_INVALID_NUMBER => 'invalid number',
|
|
|
|
|
MDB2_ERROR_MISMATCH => 'mismatch',
|
|
|
|
|
MDB2_ERROR_NODBSELECTED => 'no database selected',
|
|
|
|
|
MDB2_ERROR_NOSUCHFIELD => 'no such field',
|
|
|
|
|
MDB2_ERROR_NOSUCHTABLE => 'no such table',
|
|
|
|
|
MDB2_ERROR_NOT_CAPABLE => 'MDB2 backend not capable',
|
|
|
|
|
MDB2_ERROR_NOT_FOUND => 'not found',
|
|
|
|
|
MDB2_ERROR_NOT_LOCKED => 'not locked',
|
|
|
|
|
MDB2_ERROR_SYNTAX => 'syntax error',
|
|
|
|
|
MDB2_ERROR_UNSUPPORTED => 'not supported',
|
|
|
|
|
MDB2_ERROR_VALUE_COUNT_ON_ROW => 'value count on row',
|
|
|
|
|
MDB2_ERROR_INVALID_DSN => 'invalid DSN',
|
|
|
|
|
MDB2_ERROR_CONNECT_FAILED => 'connect failed',
|
|
|
|
|
MDB2_ERROR_NEED_MORE_DATA => 'insufficient data supplied',
|
|
|
|
|
MDB2_ERROR_EXTENSION_NOT_FOUND=> 'extension not found',
|
|
|
|
|
MDB2_ERROR_NOSUCHDB => 'no such database',
|
|
|
|
|
MDB2_ERROR_ACCESS_VIOLATION => 'insufficient permissions',
|
|
|
|
|
MDB2_ERROR_LOADMODULE => 'error while including on demand module',
|
|
|
|
|
MDB2_ERROR_TRUNCATED => 'truncated',
|
|
|
|
|
MDB2_ERROR_DEADLOCK => 'deadlock detected',
|
|
|
|
|
MDB2_ERROR_NO_PERMISSION => 'no permission',
|
|
|
|
|
MDB2_ERROR_DISCONNECT_FAILED => 'disconnect failed',
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (is_null($value)) {
|
|
|
|
|
return $errorMessages;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (PEAR::isError($value)) {
|
|
|
|
|
$value = $value->getCode();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return isset($errorMessages[$value]) ?
|
|
|
|
|
$errorMessages[$value] : $errorMessages[MDB2_ERROR];
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function parseDSN($dsn)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Parse a data source name.
|
|
|
|
|
*
|
|
|
|
|
* Additional keys can be added by appending a URI query string to the
|
|
|
|
|
* end of the DSN.
|
|
|
|
|
*
|
|
|
|
|
* The format of the supplied DSN is in its fullest form:
|
|
|
|
|
* <code>
|
|
|
|
|
* phptype(dbsyntax)://username:password@protocol+hostspec/database?option=8&another=true
|
|
|
|
|
* </code>
|
|
|
|
|
*
|
|
|
|
|
* Most variations are allowed:
|
|
|
|
|
* <code>
|
|
|
|
|
* phptype://username:password@protocol+hostspec:110//usr/db_file.db?mode=0644
|
|
|
|
|
* phptype://username:password@hostspec/database_name
|
|
|
|
|
* phptype://username:password@hostspec
|
|
|
|
|
* phptype://username@hostspec
|
|
|
|
|
* phptype://hostspec/database
|
|
|
|
|
* phptype://hostspec
|
|
|
|
|
* phptype(dbsyntax)
|
|
|
|
|
* phptype
|
|
|
|
|
* </code>
|
|
|
|
|
*
|
|
|
|
|
* @param string Data Source Name to be parsed
|
|
|
|
|
*
|
|
|
|
|
* @return array an associative array with the following keys:
|
|
|
|
|
* + phptype: Database backend used in PHP (mysql, odbc etc.)
|
|
|
|
|
* + dbsyntax: Database used with regards to SQL syntax etc.
|
|
|
|
|
* + protocol: Communication protocol to use (tcp, unix etc.)
|
|
|
|
|
* + hostspec: Host specification (hostname[:port])
|
|
|
|
|
* + database: Database to use on the DBMS server
|
|
|
|
|
* + username: User name for login
|
|
|
|
|
* + password: Password for login
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @author Tomas V.V.Cox <cox@idecnet.com>
|
|
|
|
|
*/
|
2011-04-16 22:06:06 +04:00
|
|
|
static function parseDSN($dsn)
|
2010-05-04 05:21:57 +04:00
|
|
|
{
|
|
|
|
|
$parsed = $GLOBALS['_MDB2_dsninfo_default'];
|
|
|
|
|
|
|
|
|
|
if (is_array($dsn)) {
|
|
|
|
|
$dsn = array_merge($parsed, $dsn);
|
|
|
|
|
if (!$dsn['dbsyntax']) {
|
|
|
|
|
$dsn['dbsyntax'] = $dsn['phptype'];
|
|
|
|
|
}
|
|
|
|
|
return $dsn;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Find phptype and dbsyntax
|
|
|
|
|
if (($pos = strpos($dsn, '://')) !== false) {
|
|
|
|
|
$str = substr($dsn, 0, $pos);
|
|
|
|
|
$dsn = substr($dsn, $pos + 3);
|
|
|
|
|
} else {
|
|
|
|
|
$str = $dsn;
|
|
|
|
|
$dsn = null;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Get phptype and dbsyntax
|
|
|
|
|
// $str => phptype(dbsyntax)
|
|
|
|
|
if (preg_match('|^(.+?)\((.*?)\)$|', $str, $arr)) {
|
|
|
|
|
$parsed['phptype'] = $arr[1];
|
|
|
|
|
$parsed['dbsyntax'] = !$arr[2] ? $arr[1] : $arr[2];
|
|
|
|
|
} else {
|
|
|
|
|
$parsed['phptype'] = $str;
|
|
|
|
|
$parsed['dbsyntax'] = $str;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!count($dsn)) {
|
|
|
|
|
return $parsed;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Get (if found): username and password
|
|
|
|
|
// $dsn => username:password@protocol+hostspec/database
|
|
|
|
|
if (($at = strrpos($dsn,'@')) !== false) {
|
|
|
|
|
$str = substr($dsn, 0, $at);
|
|
|
|
|
$dsn = substr($dsn, $at + 1);
|
|
|
|
|
if (($pos = strpos($str, ':')) !== false) {
|
|
|
|
|
$parsed['username'] = rawurldecode(substr($str, 0, $pos));
|
|
|
|
|
$parsed['password'] = rawurldecode(substr($str, $pos + 1));
|
|
|
|
|
} else {
|
|
|
|
|
$parsed['username'] = rawurldecode($str);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Find protocol and hostspec
|
|
|
|
|
|
|
|
|
|
// $dsn => proto(proto_opts)/database
|
|
|
|
|
if (preg_match('|^([^(]+)\((.*?)\)/?(.*?)$|', $dsn, $match)) {
|
|
|
|
|
$proto = $match[1];
|
|
|
|
|
$proto_opts = $match[2] ? $match[2] : false;
|
|
|
|
|
$dsn = $match[3];
|
|
|
|
|
|
|
|
|
|
// $dsn => protocol+hostspec/database (old format)
|
|
|
|
|
} else {
|
|
|
|
|
if (strpos($dsn, '+') !== false) {
|
|
|
|
|
list($proto, $dsn) = explode('+', $dsn, 2);
|
|
|
|
|
}
|
|
|
|
|
if ( strpos($dsn, '//') === 0
|
|
|
|
|
&& strpos($dsn, '/', 2) !== false
|
|
|
|
|
&& $parsed['phptype'] == 'oci8'
|
|
|
|
|
) {
|
|
|
|
|
//oracle's "Easy Connect" syntax:
|
|
|
|
|
//"username/password@[//]host[:port][/service_name]"
|
|
|
|
|
//e.g. "scott/tiger@//mymachine:1521/oracle"
|
|
|
|
|
$proto_opts = $dsn;
|
|
|
|
|
$dsn = substr($proto_opts, strrpos($proto_opts, '/') + 1);
|
|
|
|
|
} elseif (strpos($dsn, '/') !== false) {
|
|
|
|
|
list($proto_opts, $dsn) = explode('/', $dsn, 2);
|
|
|
|
|
} else {
|
|
|
|
|
$proto_opts = $dsn;
|
|
|
|
|
$dsn = null;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// process the different protocol options
|
|
|
|
|
$parsed['protocol'] = (!empty($proto)) ? $proto : 'tcp';
|
|
|
|
|
$proto_opts = rawurldecode($proto_opts);
|
|
|
|
|
if (strpos($proto_opts, ':') !== false) {
|
|
|
|
|
list($proto_opts, $parsed['port']) = explode(':', $proto_opts);
|
|
|
|
|
}
|
|
|
|
|
if ($parsed['protocol'] == 'tcp') {
|
|
|
|
|
$parsed['hostspec'] = $proto_opts;
|
|
|
|
|
} elseif ($parsed['protocol'] == 'unix') {
|
|
|
|
|
$parsed['socket'] = $proto_opts;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Get dabase if any
|
|
|
|
|
// $dsn => database
|
|
|
|
|
if ($dsn) {
|
|
|
|
|
// /database
|
|
|
|
|
if (($pos = strpos($dsn, '?')) === false) {
|
|
|
|
|
$parsed['database'] = $dsn;
|
|
|
|
|
// /database?param1=value1¶m2=value2
|
|
|
|
|
} else {
|
|
|
|
|
$parsed['database'] = substr($dsn, 0, $pos);
|
|
|
|
|
$dsn = substr($dsn, $pos + 1);
|
|
|
|
|
if (strpos($dsn, '&') !== false) {
|
|
|
|
|
$opts = explode('&', $dsn);
|
|
|
|
|
} else { // database?param1=value1
|
|
|
|
|
$opts = array($dsn);
|
|
|
|
|
}
|
|
|
|
|
foreach ($opts as $opt) {
|
|
|
|
|
list($key, $value) = explode('=', $opt);
|
|
|
|
|
if (!isset($parsed[$key])) {
|
|
|
|
|
// don't allow params overwrite
|
|
|
|
|
$parsed[$key] = rawurldecode($value);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return $parsed;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function fileExists($file)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Checks if a file exists in the include path
|
|
|
|
|
*
|
|
|
|
|
* @param string filename
|
|
|
|
|
*
|
|
|
|
|
* @return bool true success and false on error
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
2011-04-16 22:06:06 +04:00
|
|
|
static function fileExists($file)
|
2010-05-04 05:21:57 +04:00
|
|
|
{
|
|
|
|
|
// safe_mode does notwork with is_readable()
|
2010-07-05 13:37:50 +04:00
|
|
|
global $SERVERROOT;
|
2010-05-04 05:21:57 +04:00
|
|
|
if (!@ini_get('safe_mode')) {
|
|
|
|
|
$dirs = explode(PATH_SEPARATOR, ini_get('include_path'));
|
2010-07-30 15:36:18 +04:00
|
|
|
array_unshift($dirs,$SERVERROOT);
|
|
|
|
|
array_unshift($dirs,$SERVERROOT. DIRECTORY_SEPARATOR .'inc');
|
2010-07-05 13:37:50 +04:00
|
|
|
// print_r($dirs);die();
|
2010-05-04 05:21:57 +04:00
|
|
|
foreach ($dirs as $dir) {
|
|
|
|
|
if (is_readable($dir . DIRECTORY_SEPARATOR . $file)) {
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
$fp = @fopen($file, 'r', true);
|
|
|
|
|
if (is_resource($fp)) {
|
|
|
|
|
@fclose($fp);
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
// }}}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ class MDB2_Error extends PEAR_Error
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* MDB2_Error implements a class for reporting portable database error
|
|
|
|
|
* messages.
|
|
|
|
|
*
|
|
|
|
|
* @package MDB2
|
|
|
|
|
* @category Database
|
|
|
|
|
* @author Stig Bakken <ssb@fast.no>
|
|
|
|
|
*/
|
|
|
|
|
class MDB2_Error extends PEAR_Error
|
|
|
|
|
{
|
|
|
|
|
// {{{ constructor: function MDB2_Error($code = MDB2_ERROR, $mode = PEAR_ERROR_RETURN, $level = E_USER_NOTICE, $debuginfo = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* MDB2_Error constructor.
|
|
|
|
|
*
|
|
|
|
|
* @param mixed MDB2 error code, or string with error message.
|
|
|
|
|
* @param int what 'error mode' to operate in
|
2011-04-16 22:45:57 +04:00
|
|
|
* @param int what error level to use for $mode raPEAR_ERROR_TRIGGER
|
2010-05-04 05:21:57 +04:00
|
|
|
* @param mixed additional debug info, such as the last query
|
|
|
|
|
*/
|
|
|
|
|
function MDB2_Error($code = MDB2_ERROR, $mode = PEAR_ERROR_RETURN,
|
|
|
|
|
$level = E_USER_NOTICE, $debuginfo = null, $dummy = null)
|
|
|
|
|
{
|
|
|
|
|
if (is_null($code)) {
|
|
|
|
|
$code = MDB2_ERROR;
|
|
|
|
|
}
|
|
|
|
|
$this->PEAR_Error('MDB2 Error: '.MDB2::errorMessage($code), $code,
|
|
|
|
|
$mode, $level, $debuginfo);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ class MDB2_Driver_Common extends PEAR
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* MDB2_Driver_Common: Base class that is extended by each MDB2 driver
|
|
|
|
|
*
|
|
|
|
|
* @package MDB2
|
|
|
|
|
* @category Database
|
|
|
|
|
* @author Lukas Smith <smith@pooteeweet.org>
|
|
|
|
|
*/
|
|
|
|
|
class MDB2_Driver_Common extends PEAR
|
|
|
|
|
{
|
|
|
|
|
// {{{ Variables (Properties)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* index of the MDB2 object within the $GLOBALS['_MDB2_databases'] array
|
|
|
|
|
* @var int
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
var $db_index = 0;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* DSN used for the next query
|
|
|
|
|
* @var array
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $dsn = array();
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* DSN that was used to create the current connection
|
|
|
|
|
* @var array
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $connected_dsn = array();
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* connection resource
|
|
|
|
|
* @var mixed
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $connection = 0;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* if the current opened connection is a persistent connection
|
|
|
|
|
* @var bool
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $opened_persistent;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* the name of the database for the next query
|
|
|
|
|
* @var string
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $database_name = '';
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* the name of the database currently selected
|
|
|
|
|
* @var string
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $connected_database_name = '';
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* server version information
|
|
|
|
|
* @var string
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $connected_server_info = '';
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* list of all supported features of the given driver
|
|
|
|
|
* @var array
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
var $supported = array(
|
|
|
|
|
'sequences' => false,
|
|
|
|
|
'indexes' => false,
|
|
|
|
|
'affected_rows' => false,
|
|
|
|
|
'summary_functions' => false,
|
|
|
|
|
'order_by_text' => false,
|
|
|
|
|
'transactions' => false,
|
|
|
|
|
'savepoints' => false,
|
|
|
|
|
'current_id' => false,
|
|
|
|
|
'limit_queries' => false,
|
|
|
|
|
'LOBs' => false,
|
|
|
|
|
'replace' => false,
|
|
|
|
|
'sub_selects' => false,
|
|
|
|
|
'triggers' => false,
|
|
|
|
|
'auto_increment' => false,
|
|
|
|
|
'primary_key' => false,
|
|
|
|
|
'result_introspection' => false,
|
|
|
|
|
'prepared_statements' => false,
|
|
|
|
|
'identifier_quoting' => false,
|
|
|
|
|
'pattern_escaping' => false,
|
|
|
|
|
'new_link' => false,
|
|
|
|
|
);
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Array of supported options that can be passed to the MDB2 instance.
|
|
|
|
|
*
|
|
|
|
|
* The options can be set during object creation, using
|
|
|
|
|
* MDB2::connect(), MDB2::factory() or MDB2::singleton(). The options can
|
|
|
|
|
* also be set after the object is created, using MDB2::setOptions() or
|
|
|
|
|
* MDB2_Driver_Common::setOption().
|
|
|
|
|
* The list of available option includes:
|
|
|
|
|
* <ul>
|
|
|
|
|
* <li>$options['ssl'] -> boolean: determines if ssl should be used for connections</li>
|
|
|
|
|
* <li>$options['field_case'] -> CASE_LOWER|CASE_UPPER: determines what case to force on field/table names</li>
|
|
|
|
|
* <li>$options['disable_query'] -> boolean: determines if queries should be executed</li>
|
|
|
|
|
* <li>$options['result_class'] -> string: class used for result sets</li>
|
|
|
|
|
* <li>$options['buffered_result_class'] -> string: class used for buffered result sets</li>
|
|
|
|
|
* <li>$options['result_wrap_class'] -> string: class used to wrap result sets into</li>
|
|
|
|
|
* <li>$options['result_buffering'] -> boolean should results be buffered or not?</li>
|
|
|
|
|
* <li>$options['fetch_class'] -> string: class to use when fetch mode object is used</li>
|
|
|
|
|
* <li>$options['persistent'] -> boolean: persistent connection?</li>
|
|
|
|
|
* <li>$options['debug'] -> integer: numeric debug level</li>
|
|
|
|
|
* <li>$options['debug_handler'] -> string: function/method that captures debug messages</li>
|
|
|
|
|
* <li>$options['debug_expanded_output'] -> bool: BC option to determine if more context information should be send to the debug handler</li>
|
|
|
|
|
* <li>$options['default_text_field_length'] -> integer: default text field length to use</li>
|
|
|
|
|
* <li>$options['lob_buffer_length'] -> integer: LOB buffer length</li>
|
|
|
|
|
* <li>$options['log_line_break'] -> string: line-break format</li>
|
|
|
|
|
* <li>$options['idxname_format'] -> string: pattern for index name</li>
|
|
|
|
|
* <li>$options['seqname_format'] -> string: pattern for sequence name</li>
|
|
|
|
|
* <li>$options['savepoint_format'] -> string: pattern for auto generated savepoint names</li>
|
|
|
|
|
* <li>$options['statement_format'] -> string: pattern for prepared statement names</li>
|
|
|
|
|
* <li>$options['seqcol_name'] -> string: sequence column name</li>
|
|
|
|
|
* <li>$options['quote_identifier'] -> boolean: if identifier quoting should be done when check_option is used</li>
|
|
|
|
|
* <li>$options['use_transactions'] -> boolean: if transaction use should be enabled</li>
|
|
|
|
|
* <li>$options['decimal_places'] -> integer: number of decimal places to handle</li>
|
|
|
|
|
* <li>$options['portability'] -> integer: portability constant</li>
|
|
|
|
|
* <li>$options['modules'] -> array: short to long module name mapping for __call()</li>
|
|
|
|
|
* <li>$options['emulate_prepared'] -> boolean: force prepared statements to be emulated</li>
|
|
|
|
|
* <li>$options['datatype_map'] -> array: map user defined datatypes to other primitive datatypes</li>
|
|
|
|
|
* <li>$options['datatype_map_callback'] -> array: callback function/method that should be called</li>
|
|
|
|
|
* <li>$options['bindname_format'] -> string: regular expression pattern for named parameters</li>
|
|
|
|
|
* <li>$options['multi_query'] -> boolean: determines if queries returning multiple result sets should be executed</li>
|
|
|
|
|
* <li>$options['max_identifiers_length'] -> integer: max identifier length</li>
|
|
|
|
|
* <li>$options['default_fk_action_onupdate'] -> string: default FOREIGN KEY ON UPDATE action ['RESTRICT'|'NO ACTION'|'SET DEFAULT'|'SET NULL'|'CASCADE']</li>
|
|
|
|
|
* <li>$options['default_fk_action_ondelete'] -> string: default FOREIGN KEY ON DELETE action ['RESTRICT'|'NO ACTION'|'SET DEFAULT'|'SET NULL'|'CASCADE']</li>
|
|
|
|
|
* </ul>
|
|
|
|
|
*
|
|
|
|
|
* @var array
|
|
|
|
|
* @access public
|
|
|
|
|
* @see MDB2::connect()
|
|
|
|
|
* @see MDB2::factory()
|
|
|
|
|
* @see MDB2::singleton()
|
|
|
|
|
* @see MDB2_Driver_Common::setOption()
|
|
|
|
|
*/
|
|
|
|
|
var $options = array(
|
|
|
|
|
'ssl' => false,
|
|
|
|
|
'field_case' => CASE_LOWER,
|
|
|
|
|
'disable_query' => false,
|
|
|
|
|
'result_class' => 'MDB2_Result_%s',
|
|
|
|
|
'buffered_result_class' => 'MDB2_BufferedResult_%s',
|
|
|
|
|
'result_wrap_class' => false,
|
|
|
|
|
'result_buffering' => true,
|
|
|
|
|
'fetch_class' => 'stdClass',
|
|
|
|
|
'persistent' => false,
|
|
|
|
|
'debug' => 0,
|
|
|
|
|
'debug_handler' => 'MDB2_defaultDebugOutput',
|
|
|
|
|
'debug_expanded_output' => false,
|
|
|
|
|
'default_text_field_length' => 4096,
|
|
|
|
|
'lob_buffer_length' => 8192,
|
|
|
|
|
'log_line_break' => "\n",
|
|
|
|
|
'idxname_format' => '%s_idx',
|
|
|
|
|
'seqname_format' => '%s_seq',
|
|
|
|
|
'savepoint_format' => 'MDB2_SAVEPOINT_%s',
|
|
|
|
|
'statement_format' => 'MDB2_STATEMENT_%1$s_%2$s',
|
|
|
|
|
'seqcol_name' => 'sequence',
|
|
|
|
|
'quote_identifier' => false,
|
|
|
|
|
'use_transactions' => true,
|
|
|
|
|
'decimal_places' => 2,
|
|
|
|
|
'portability' => MDB2_PORTABILITY_ALL,
|
|
|
|
|
'modules' => array(
|
|
|
|
|
'ex' => 'Extended',
|
|
|
|
|
'dt' => 'Datatype',
|
|
|
|
|
'mg' => 'Manager',
|
|
|
|
|
'rv' => 'Reverse',
|
|
|
|
|
'na' => 'Native',
|
|
|
|
|
'fc' => 'Function',
|
|
|
|
|
),
|
|
|
|
|
'emulate_prepared' => false,
|
|
|
|
|
'datatype_map' => array(),
|
|
|
|
|
'datatype_map_callback' => array(),
|
|
|
|
|
'nativetype_map_callback' => array(),
|
|
|
|
|
'lob_allow_url_include' => false,
|
|
|
|
|
'bindname_format' => '(?:\d+)|(?:[a-zA-Z][a-zA-Z0-9_]*)',
|
|
|
|
|
'max_identifiers_length' => 30,
|
|
|
|
|
'default_fk_action_onupdate' => 'RESTRICT',
|
|
|
|
|
'default_fk_action_ondelete' => 'RESTRICT',
|
|
|
|
|
);
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* string array
|
|
|
|
|
* @var string
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $string_quoting = array('start' => "'", 'end' => "'", 'escape' => false, 'escape_pattern' => false);
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* identifier quoting
|
|
|
|
|
* @var array
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $identifier_quoting = array('start' => '"', 'end' => '"', 'escape' => '"');
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* sql comments
|
|
|
|
|
* @var array
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $sql_comments = array(
|
|
|
|
|
array('start' => '--', 'end' => "\n", 'escape' => false),
|
|
|
|
|
array('start' => '/*', 'end' => '*/', 'escape' => false),
|
|
|
|
|
);
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* comparision wildcards
|
|
|
|
|
* @var array
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $wildcards = array('%', '_');
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* column alias keyword
|
|
|
|
|
* @var string
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $as_keyword = ' AS ';
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* warnings
|
|
|
|
|
* @var array
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $warnings = array();
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* string with the debugging information
|
|
|
|
|
* @var string
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
var $debug_output = '';
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* determine if there is an open transaction
|
|
|
|
|
* @var bool
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $in_transaction = false;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* the smart transaction nesting depth
|
|
|
|
|
* @var int
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $nested_transaction_counter = null;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* the first error that occured inside a nested transaction
|
|
|
|
|
* @var MDB2_Error|bool
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $has_transaction_error = false;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* result offset used in the next query
|
|
|
|
|
* @var int
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $offset = 0;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* result limit used in the next query
|
|
|
|
|
* @var int
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $limit = 0;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Database backend used in PHP (mysql, odbc etc.)
|
|
|
|
|
* @var string
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
var $phptype;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Database used with regards to SQL syntax etc.
|
|
|
|
|
* @var string
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
var $dbsyntax;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* the last query sent to the driver
|
|
|
|
|
* @var string
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
var $last_query;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* the default fetchmode used
|
|
|
|
|
* @var int
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $fetchmode = MDB2_FETCHMODE_ORDERED;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* array of module instances
|
|
|
|
|
* @var array
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $modules = array();
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* determines of the PHP4 destructor emulation has been enabled yet
|
|
|
|
|
* @var array
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $destructor_registered = true;
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ constructor: function __construct()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Constructor
|
|
|
|
|
*/
|
|
|
|
|
function __construct()
|
|
|
|
|
{
|
|
|
|
|
end($GLOBALS['_MDB2_databases']);
|
|
|
|
|
$db_index = key($GLOBALS['_MDB2_databases']) + 1;
|
|
|
|
|
$GLOBALS['_MDB2_databases'][$db_index] = &$this;
|
|
|
|
|
$this->db_index = $db_index;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ destructor: function __destruct()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Destructor
|
|
|
|
|
*/
|
|
|
|
|
function __destruct()
|
|
|
|
|
{
|
|
|
|
|
$this->disconnect(false);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function free()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Free the internal references so that the instance can be destroyed
|
|
|
|
|
*
|
|
|
|
|
* @return bool true on success, false if result is invalid
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function free()
|
|
|
|
|
{
|
|
|
|
|
unset($GLOBALS['_MDB2_databases'][$this->db_index]);
|
|
|
|
|
unset($this->db_index);
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function __toString()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* String conversation
|
|
|
|
|
*
|
|
|
|
|
* @return string representation of the object
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function __toString()
|
|
|
|
|
{
|
|
|
|
|
$info = get_class($this);
|
|
|
|
|
$info.= ': (phptype = '.$this->phptype.', dbsyntax = '.$this->dbsyntax.')';
|
|
|
|
|
if ($this->connection) {
|
|
|
|
|
$info.= ' [connected]';
|
|
|
|
|
}
|
|
|
|
|
return $info;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function errorInfo($error = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* This method is used to collect information about an error
|
|
|
|
|
*
|
|
|
|
|
* @param mixed error code or resource
|
|
|
|
|
*
|
|
|
|
|
* @return array with MDB2 errorcode, native error code, native message
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function errorInfo($error = null)
|
|
|
|
|
{
|
|
|
|
|
return array($error, null, null);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &raiseError($code = null, $mode = null, $options = null, $userinfo = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* This method is used to communicate an error and invoke error
|
|
|
|
|
* callbacks etc. Basically a wrapper for PEAR::raiseError
|
|
|
|
|
* without the message string.
|
|
|
|
|
*
|
|
|
|
|
* @param mixed $code integer error code, or a PEAR error object (all
|
|
|
|
|
* other parameters are ignored if this parameter is
|
|
|
|
|
* an object
|
|
|
|
|
* @param int $mode error mode, see PEAR_Error docs
|
|
|
|
|
* @param mixed $options If error mode is PEAR_ERROR_TRIGGER, this is the
|
|
|
|
|
* error level (E_USER_NOTICE etc). If error mode is
|
|
|
|
|
* PEAR_ERROR_CALLBACK, this is the callback function,
|
|
|
|
|
* either as a function name, or as an array of an
|
|
|
|
|
* object and method name. For other error modes this
|
|
|
|
|
* parameter is ignored.
|
|
|
|
|
* @param string $userinfo Extra debug information. Defaults to the last
|
|
|
|
|
* query and native error code.
|
|
|
|
|
* @param string $method name of the method that triggered the error
|
|
|
|
|
* @param string $dummy1 not used
|
|
|
|
|
* @param bool $dummy2 not used
|
|
|
|
|
*
|
|
|
|
|
* @return PEAR_Error instance of a PEAR Error object
|
|
|
|
|
* @access public
|
|
|
|
|
* @see PEAR_Error
|
|
|
|
|
*/
|
2011-04-17 00:29:23 +04:00
|
|
|
function raiseError($code = null,
|
2010-05-04 05:21:57 +04:00
|
|
|
$mode = null,
|
|
|
|
|
$options = null,
|
|
|
|
|
$userinfo = null,
|
|
|
|
|
$method = null,
|
|
|
|
|
$dummy1 = null,
|
|
|
|
|
$dummy2 = false
|
|
|
|
|
) {
|
|
|
|
|
$userinfo = "[Error message: $userinfo]\n";
|
|
|
|
|
// The error is yet a MDB2 error object
|
|
|
|
|
if (PEAR::isError($code)) {
|
|
|
|
|
// because we use the static PEAR::raiseError, our global
|
|
|
|
|
// handler should be used if it is set
|
|
|
|
|
if (is_null($mode) && !empty($this->_default_error_mode)) {
|
|
|
|
|
$mode = $this->_default_error_mode;
|
|
|
|
|
$options = $this->_default_error_options;
|
|
|
|
|
}
|
|
|
|
|
if (is_null($userinfo)) {
|
|
|
|
|
$userinfo = $code->getUserinfo();
|
|
|
|
|
}
|
|
|
|
|
$code = $code->getCode();
|
|
|
|
|
} elseif ($code == MDB2_ERROR_NOT_FOUND) {
|
|
|
|
|
// extension not loaded: don't call $this->errorInfo() or the script
|
|
|
|
|
// will die
|
|
|
|
|
} elseif (isset($this->connection)) {
|
|
|
|
|
if (!empty($this->last_query)) {
|
|
|
|
|
$userinfo.= "[Last executed query: {$this->last_query}]\n";
|
|
|
|
|
}
|
|
|
|
|
$native_errno = $native_msg = null;
|
|
|
|
|
list($code, $native_errno, $native_msg) = $this->errorInfo($code);
|
|
|
|
|
if (!is_null($native_errno) && $native_errno !== '') {
|
|
|
|
|
$userinfo.= "[Native code: $native_errno]\n";
|
|
|
|
|
}
|
|
|
|
|
if (!is_null($native_msg) && $native_msg !== '') {
|
|
|
|
|
$userinfo.= "[Native message: ". strip_tags($native_msg) ."]\n";
|
|
|
|
|
}
|
|
|
|
|
if (!is_null($method)) {
|
|
|
|
|
$userinfo = $method.': '.$userinfo;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2011-04-16 22:06:06 +04:00
|
|
|
$err = PEAR::raiseError(null, $code, $mode, $options, $userinfo, 'MDB2_Error', true);
|
2010-05-04 05:21:57 +04:00
|
|
|
if ($err->getMode() !== PEAR_ERROR_RETURN
|
|
|
|
|
&& isset($this->nested_transaction_counter) && !$this->has_transaction_error) {
|
2011-04-16 22:45:57 +04:00
|
|
|
$this->has_transaction_error =$err;
|
2010-05-04 05:21:57 +04:00
|
|
|
}
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function resetWarnings()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* reset the warning array
|
|
|
|
|
*
|
|
|
|
|
* @return void
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function resetWarnings()
|
|
|
|
|
{
|
|
|
|
|
$this->warnings = array();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getWarnings()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Get all warnings in reverse order.
|
|
|
|
|
* This means that the last warning is the first element in the array
|
|
|
|
|
*
|
|
|
|
|
* @return array with warnings
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @see resetWarnings()
|
|
|
|
|
*/
|
|
|
|
|
function getWarnings()
|
|
|
|
|
{
|
|
|
|
|
return array_reverse($this->warnings);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function setFetchMode($fetchmode, $object_class = 'stdClass')
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Sets which fetch mode should be used by default on queries
|
|
|
|
|
* on this connection
|
|
|
|
|
*
|
|
|
|
|
* @param int MDB2_FETCHMODE_ORDERED, MDB2_FETCHMODE_ASSOC
|
|
|
|
|
* or MDB2_FETCHMODE_OBJECT
|
|
|
|
|
* @param string the class name of the object to be returned
|
|
|
|
|
* by the fetch methods when the
|
|
|
|
|
* MDB2_FETCHMODE_OBJECT mode is selected.
|
|
|
|
|
* If no class is specified by default a cast
|
|
|
|
|
* to object from the assoc array row will be
|
|
|
|
|
* done. There is also the possibility to use
|
|
|
|
|
* and extend the 'MDB2_row' class.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK or MDB2 Error Object
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @see MDB2_FETCHMODE_ORDERED, MDB2_FETCHMODE_ASSOC, MDB2_FETCHMODE_OBJECT
|
|
|
|
|
*/
|
|
|
|
|
function setFetchMode($fetchmode, $object_class = 'stdClass')
|
|
|
|
|
{
|
|
|
|
|
switch ($fetchmode) {
|
|
|
|
|
case MDB2_FETCHMODE_OBJECT:
|
|
|
|
|
$this->options['fetch_class'] = $object_class;
|
|
|
|
|
case MDB2_FETCHMODE_ORDERED:
|
|
|
|
|
case MDB2_FETCHMODE_ASSOC:
|
|
|
|
|
$this->fetchmode = $fetchmode;
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'invalid fetchmode mode', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function setOption($option, $value)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* set the option for the db class
|
|
|
|
|
*
|
|
|
|
|
* @param string option name
|
|
|
|
|
* @param mixed value for the option
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK or MDB2 Error Object
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function setOption($option, $value)
|
|
|
|
|
{
|
|
|
|
|
if (array_key_exists($option, $this->options)) {
|
|
|
|
|
$this->options[$option] = $value;
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
"unknown option $option", __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getOption($option)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns the value of an option
|
|
|
|
|
*
|
|
|
|
|
* @param string option name
|
|
|
|
|
*
|
|
|
|
|
* @return mixed the option value or error object
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getOption($option)
|
|
|
|
|
{
|
|
|
|
|
if (array_key_exists($option, $this->options)) {
|
|
|
|
|
return $this->options[$option];
|
|
|
|
|
}
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
"unknown option $option", __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function debug($message, $scope = '', $is_manip = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* set a debug message
|
|
|
|
|
*
|
|
|
|
|
* @param string message that should be appended to the debug variable
|
|
|
|
|
* @param string usually the method name that triggered the debug call:
|
|
|
|
|
* for example 'query', 'prepare', 'execute', 'parameters',
|
|
|
|
|
* 'beginTransaction', 'commit', 'rollback'
|
|
|
|
|
* @param array contains context information about the debug() call
|
|
|
|
|
* common keys are: is_manip, time, result etc.
|
|
|
|
|
*
|
|
|
|
|
* @return void
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function debug($message, $scope = '', $context = array())
|
|
|
|
|
{
|
|
|
|
|
if ($this->options['debug'] && $this->options['debug_handler']) {
|
|
|
|
|
if (!$this->options['debug_expanded_output']) {
|
|
|
|
|
if (!empty($context['when']) && $context['when'] !== 'pre') {
|
|
|
|
|
return null;
|
|
|
|
|
}
|
|
|
|
|
$context = empty($context['is_manip']) ? false : $context['is_manip'];
|
|
|
|
|
}
|
|
|
|
|
return call_user_func_array($this->options['debug_handler'], array(&$this, $scope, $message, $context));
|
|
|
|
|
}
|
|
|
|
|
return null;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getDebugOutput()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* output debug info
|
|
|
|
|
*
|
|
|
|
|
* @return string content of the debug_output class variable
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getDebugOutput()
|
|
|
|
|
{
|
|
|
|
|
return $this->debug_output;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function escape($text)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Quotes a string so it can be safely used in a query. It will quote
|
|
|
|
|
* the text so it can safely be used within a query.
|
|
|
|
|
*
|
|
|
|
|
* @param string the input string to quote
|
|
|
|
|
* @param bool escape wildcards
|
|
|
|
|
*
|
|
|
|
|
* @return string quoted string
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function escape($text, $escape_wildcards = false)
|
|
|
|
|
{
|
|
|
|
|
if ($escape_wildcards) {
|
|
|
|
|
$text = $this->escapePattern($text);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$text = str_replace($this->string_quoting['end'], $this->string_quoting['escape'] . $this->string_quoting['end'], $text);
|
|
|
|
|
return $text;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function escapePattern($text)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Quotes pattern (% and _) characters in a string)
|
|
|
|
|
*
|
|
|
|
|
* @param string the input string to quote
|
|
|
|
|
*
|
|
|
|
|
* @return string quoted string
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function escapePattern($text)
|
|
|
|
|
{
|
|
|
|
|
if ($this->string_quoting['escape_pattern']) {
|
|
|
|
|
$text = str_replace($this->string_quoting['escape_pattern'], $this->string_quoting['escape_pattern'] . $this->string_quoting['escape_pattern'], $text);
|
|
|
|
|
foreach ($this->wildcards as $wildcard) {
|
|
|
|
|
$text = str_replace($wildcard, $this->string_quoting['escape_pattern'] . $wildcard, $text);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return $text;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function quoteIdentifier($str, $check_option = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Quote a string so it can be safely used as a table or column name
|
|
|
|
|
*
|
|
|
|
|
* Delimiting style depends on which database driver is being used.
|
|
|
|
|
*
|
|
|
|
|
* NOTE: just because you CAN use delimited identifiers doesn't mean
|
|
|
|
|
* you SHOULD use them. In general, they end up causing way more
|
|
|
|
|
* problems than they solve.
|
|
|
|
|
*
|
|
|
|
|
* NOTE: if you have table names containing periods, don't use this method
|
|
|
|
|
* (@see bug #11906)
|
|
|
|
|
*
|
|
|
|
|
* Portability is broken by using the following characters inside
|
|
|
|
|
* delimited identifiers:
|
|
|
|
|
* + backtick (<kbd>`</kbd>) -- due to MySQL
|
|
|
|
|
* + double quote (<kbd>"</kbd>) -- due to Oracle
|
|
|
|
|
* + brackets (<kbd>[</kbd> or <kbd>]</kbd>) -- due to Access
|
|
|
|
|
*
|
|
|
|
|
* Delimited identifiers are known to generally work correctly under
|
|
|
|
|
* the following drivers:
|
|
|
|
|
* + mssql
|
|
|
|
|
* + mysql
|
|
|
|
|
* + mysqli
|
|
|
|
|
* + oci8
|
|
|
|
|
* + pgsql
|
|
|
|
|
* + sqlite
|
|
|
|
|
*
|
|
|
|
|
* InterBase doesn't seem to be able to use delimited identifiers
|
|
|
|
|
* via PHP 4. They work fine under PHP 5.
|
|
|
|
|
*
|
|
|
|
|
* @param string identifier name to be quoted
|
|
|
|
|
* @param bool check the 'quote_identifier' option
|
|
|
|
|
*
|
|
|
|
|
* @return string quoted identifier string
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function quoteIdentifier($str, $check_option = false)
|
|
|
|
|
{
|
|
|
|
|
if ($check_option && !$this->options['quote_identifier']) {
|
|
|
|
|
return $str;
|
|
|
|
|
}
|
|
|
|
|
$str = str_replace($this->identifier_quoting['end'], $this->identifier_quoting['escape'] . $this->identifier_quoting['end'], $str);
|
|
|
|
|
$parts = explode('.', $str);
|
|
|
|
|
foreach (array_keys($parts) as $k) {
|
|
|
|
|
$parts[$k] = $this->identifier_quoting['start'] . $parts[$k] . $this->identifier_quoting['end'];
|
|
|
|
|
}
|
|
|
|
|
return implode('.', $parts);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getAsKeyword()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Gets the string to alias column
|
|
|
|
|
*
|
|
|
|
|
* @return string to use when aliasing a column
|
|
|
|
|
*/
|
|
|
|
|
function getAsKeyword()
|
|
|
|
|
{
|
|
|
|
|
return $this->as_keyword;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getConnection()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns a native connection
|
|
|
|
|
*
|
|
|
|
|
* @return mixed a valid MDB2 connection object,
|
|
|
|
|
* or a MDB2 error object on error
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getConnection()
|
|
|
|
|
{
|
|
|
|
|
$result = $this->connect();
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
return $this->connection;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function _fixResultArrayValues(&$row, $mode)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Do all necessary conversions on result arrays to fix DBMS quirks
|
|
|
|
|
*
|
|
|
|
|
* @param array the array to be fixed (passed by reference)
|
|
|
|
|
* @param array bit-wise addition of the required portability modes
|
|
|
|
|
*
|
|
|
|
|
* @return void
|
|
|
|
|
*
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
function _fixResultArrayValues(&$row, $mode)
|
|
|
|
|
{
|
|
|
|
|
switch ($mode) {
|
|
|
|
|
case MDB2_PORTABILITY_EMPTY_TO_NULL:
|
|
|
|
|
foreach ($row as $key => $value) {
|
|
|
|
|
if ($value === '') {
|
|
|
|
|
$row[$key] = null;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case MDB2_PORTABILITY_RTRIM:
|
|
|
|
|
foreach ($row as $key => $value) {
|
|
|
|
|
if (is_string($value)) {
|
|
|
|
|
$row[$key] = rtrim($value);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case MDB2_PORTABILITY_FIX_ASSOC_FIELD_NAMES:
|
|
|
|
|
$tmp_row = array();
|
|
|
|
|
foreach ($row as $key => $value) {
|
|
|
|
|
$tmp_row[preg_replace('/^(?:.*\.)?([^.]+)$/', '\\1', $key)] = $value;
|
|
|
|
|
}
|
|
|
|
|
$row = $tmp_row;
|
|
|
|
|
break;
|
|
|
|
|
case (MDB2_PORTABILITY_RTRIM + MDB2_PORTABILITY_EMPTY_TO_NULL):
|
|
|
|
|
foreach ($row as $key => $value) {
|
|
|
|
|
if ($value === '') {
|
|
|
|
|
$row[$key] = null;
|
|
|
|
|
} elseif (is_string($value)) {
|
|
|
|
|
$row[$key] = rtrim($value);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case (MDB2_PORTABILITY_RTRIM + MDB2_PORTABILITY_FIX_ASSOC_FIELD_NAMES):
|
|
|
|
|
$tmp_row = array();
|
|
|
|
|
foreach ($row as $key => $value) {
|
|
|
|
|
if (is_string($value)) {
|
|
|
|
|
$value = rtrim($value);
|
|
|
|
|
}
|
|
|
|
|
$tmp_row[preg_replace('/^(?:.*\.)?([^.]+)$/', '\\1', $key)] = $value;
|
|
|
|
|
}
|
|
|
|
|
$row = $tmp_row;
|
|
|
|
|
break;
|
|
|
|
|
case (MDB2_PORTABILITY_EMPTY_TO_NULL + MDB2_PORTABILITY_FIX_ASSOC_FIELD_NAMES):
|
|
|
|
|
$tmp_row = array();
|
|
|
|
|
foreach ($row as $key => $value) {
|
|
|
|
|
if ($value === '') {
|
|
|
|
|
$value = null;
|
|
|
|
|
}
|
|
|
|
|
$tmp_row[preg_replace('/^(?:.*\.)?([^.]+)$/', '\\1', $key)] = $value;
|
|
|
|
|
}
|
|
|
|
|
$row = $tmp_row;
|
|
|
|
|
break;
|
|
|
|
|
case (MDB2_PORTABILITY_RTRIM + MDB2_PORTABILITY_EMPTY_TO_NULL + MDB2_PORTABILITY_FIX_ASSOC_FIELD_NAMES):
|
|
|
|
|
$tmp_row = array();
|
|
|
|
|
foreach ($row as $key => $value) {
|
|
|
|
|
if ($value === '') {
|
|
|
|
|
$value = null;
|
|
|
|
|
} elseif (is_string($value)) {
|
|
|
|
|
$value = rtrim($value);
|
|
|
|
|
}
|
|
|
|
|
$tmp_row[preg_replace('/^(?:.*\.)?([^.]+)$/', '\\1', $key)] = $value;
|
|
|
|
|
}
|
|
|
|
|
$row = $tmp_row;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &loadModule($module, $property = null, $phptype_specific = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* loads a module
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the module that should be loaded
|
|
|
|
|
* (only used for error messages)
|
|
|
|
|
* @param string name of the property into which the class will be loaded
|
|
|
|
|
* @param bool if the class to load for the module is specific to the
|
|
|
|
|
* phptype
|
|
|
|
|
*
|
|
|
|
|
* @return object on success a reference to the given module is returned
|
|
|
|
|
* and on failure a PEAR error
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function &loadModule($module, $property = null, $phptype_specific = null)
|
|
|
|
|
{
|
|
|
|
|
if (!$property) {
|
|
|
|
|
$property = strtolower($module);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!isset($this->{$property})) {
|
|
|
|
|
$version = $phptype_specific;
|
|
|
|
|
if ($phptype_specific !== false) {
|
|
|
|
|
$version = true;
|
|
|
|
|
$class_name = 'MDB2_Driver_'.$module.'_'.$this->phptype;
|
|
|
|
|
$file_name = str_replace('_', DIRECTORY_SEPARATOR, $class_name).'.php';
|
|
|
|
|
}
|
|
|
|
|
if ($phptype_specific === false
|
|
|
|
|
|| (!MDB2::classExists($class_name) && !MDB2::fileExists($file_name))
|
|
|
|
|
) {
|
|
|
|
|
$version = false;
|
|
|
|
|
$class_name = 'MDB2_'.$module;
|
|
|
|
|
$file_name = str_replace('_', DIRECTORY_SEPARATOR, $class_name).'.php';
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$err = MDB2::loadClass($class_name, $this->getOption('debug'));
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
// load module in a specific version
|
|
|
|
|
if ($version) {
|
|
|
|
|
if (method_exists($class_name, 'getClassName')) {
|
|
|
|
|
$class_name_new = call_user_func(array($class_name, 'getClassName'), $this->db_index);
|
|
|
|
|
if ($class_name != $class_name_new) {
|
|
|
|
|
$class_name = $class_name_new;
|
|
|
|
|
$err = MDB2::loadClass($class_name, $this->getOption('debug'));
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!MDB2::classExists($class_name)) {
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =$this->raiseError(MDB2_ERROR_LOADMODULE, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
"unable to load module '$module' into property '$property'", __FUNCTION__);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
$this->{$property} = new $class_name($this->db_index);
|
2011-04-16 22:45:57 +04:00
|
|
|
$this->modules[$module] =$this->{$property};
|
2010-05-04 05:21:57 +04:00
|
|
|
if ($version) {
|
|
|
|
|
// this will be used in the connect method to determine if the module
|
|
|
|
|
// needs to be loaded with a different version if the server
|
|
|
|
|
// version changed in between connects
|
|
|
|
|
$this->loaded_version_modules[] = $property;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return $this->{$property};
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function __call($method, $params)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Calls a module method using the __call magic method
|
|
|
|
|
*
|
|
|
|
|
* @param string Method name.
|
|
|
|
|
* @param array Arguments.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed Returned value.
|
|
|
|
|
*/
|
|
|
|
|
function __call($method, $params)
|
|
|
|
|
{
|
|
|
|
|
$module = null;
|
|
|
|
|
if (preg_match('/^([a-z]+)([A-Z])(.*)$/', $method, $match)
|
|
|
|
|
&& isset($this->options['modules'][$match[1]])
|
|
|
|
|
) {
|
|
|
|
|
$module = $this->options['modules'][$match[1]];
|
|
|
|
|
$method = strtolower($match[2]).$match[3];
|
|
|
|
|
if (!isset($this->modules[$module]) || !is_object($this->modules[$module])) {
|
|
|
|
|
$result =& $this->loadModule($module);
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
foreach ($this->modules as $key => $foo) {
|
|
|
|
|
if (is_object($this->modules[$key])
|
|
|
|
|
&& method_exists($this->modules[$key], $method)
|
|
|
|
|
) {
|
|
|
|
|
$module = $key;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (!is_null($module)) {
|
|
|
|
|
return call_user_func_array(array(&$this->modules[$module], $method), $params);
|
|
|
|
|
}
|
|
|
|
|
trigger_error(sprintf('Call to undefined function: %s::%s().', get_class($this), $method), E_USER_ERROR);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function beginTransaction($savepoint = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Start a transaction or set a savepoint.
|
|
|
|
|
*
|
|
|
|
|
* @param string name of a savepoint to set
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function beginTransaction($savepoint = null)
|
|
|
|
|
{
|
|
|
|
|
$this->debug('Starting transaction', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'transactions are not supported', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function commit($savepoint = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Commit the database changes done during a transaction that is in
|
|
|
|
|
* progress or release a savepoint. This function may only be called when
|
|
|
|
|
* auto-committing is disabled, otherwise it will fail. Therefore, a new
|
|
|
|
|
* transaction is implicitly started after committing the pending changes.
|
|
|
|
|
*
|
|
|
|
|
* @param string name of a savepoint to release
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function commit($savepoint = null)
|
|
|
|
|
{
|
|
|
|
|
$this->debug('Committing transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'commiting transactions is not supported', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function rollback($savepoint = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Cancel any database changes done during a transaction or since a specific
|
|
|
|
|
* savepoint that is in progress. This function may only be called when
|
|
|
|
|
* auto-committing is disabled, otherwise it will fail. Therefore, a new
|
|
|
|
|
* transaction is implicitly started after canceling the pending changes.
|
|
|
|
|
*
|
|
|
|
|
* @param string name of a savepoint to rollback to
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function rollback($savepoint = null)
|
|
|
|
|
{
|
|
|
|
|
$this->debug('Rolling back transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'rolling back transactions is not supported', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function inTransaction($ignore_nested = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* If a transaction is currently open.
|
|
|
|
|
*
|
|
|
|
|
* @param bool if the nested transaction count should be ignored
|
|
|
|
|
* @return int|bool - an integer with the nesting depth is returned if a
|
|
|
|
|
* nested transaction is open
|
|
|
|
|
* - true is returned for a normal open transaction
|
|
|
|
|
* - false is returned if no transaction is open
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function inTransaction($ignore_nested = false)
|
|
|
|
|
{
|
|
|
|
|
if (!$ignore_nested && isset($this->nested_transaction_counter)) {
|
|
|
|
|
return $this->nested_transaction_counter;
|
|
|
|
|
}
|
|
|
|
|
return $this->in_transaction;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function setTransactionIsolation($isolation)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Set the transacton isolation level.
|
|
|
|
|
*
|
|
|
|
|
* @param string standard isolation level
|
|
|
|
|
* READ UNCOMMITTED (allows dirty reads)
|
|
|
|
|
* READ COMMITTED (prevents dirty reads)
|
|
|
|
|
* REPEATABLE READ (prevents nonrepeatable reads)
|
|
|
|
|
* SERIALIZABLE (prevents phantom reads)
|
|
|
|
|
* @param array some transaction options:
|
|
|
|
|
* 'wait' => 'WAIT' | 'NO WAIT'
|
|
|
|
|
* 'rw' => 'READ WRITE' | 'READ ONLY'
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @since 2.1.1
|
|
|
|
|
*/
|
2011-04-16 22:06:06 +04:00
|
|
|
static function setTransactionIsolation($isolation, $options = array())
|
2010-05-04 05:21:57 +04:00
|
|
|
{
|
|
|
|
|
$this->debug('Setting transaction isolation level', __FUNCTION__, array('is_manip' => true));
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'isolation level setting is not supported', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function beginNestedTransaction($savepoint = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Start a nested transaction.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success/savepoint name, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @since 2.1.1
|
|
|
|
|
*/
|
|
|
|
|
function beginNestedTransaction()
|
|
|
|
|
{
|
|
|
|
|
if ($this->in_transaction) {
|
|
|
|
|
++$this->nested_transaction_counter;
|
|
|
|
|
$savepoint = sprintf($this->options['savepoint_format'], $this->nested_transaction_counter);
|
|
|
|
|
if ($this->supports('savepoints') && $savepoint) {
|
|
|
|
|
return $this->beginTransaction($savepoint);
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
$this->has_transaction_error = false;
|
|
|
|
|
$result = $this->beginTransaction();
|
|
|
|
|
$this->nested_transaction_counter = 1;
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function completeNestedTransaction($force_rollback = false, $release = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Finish a nested transaction by rolling back if an error occured or
|
|
|
|
|
* committing otherwise.
|
|
|
|
|
*
|
|
|
|
|
* @param bool if the transaction should be rolled back regardless
|
|
|
|
|
* even if no error was set within the nested transaction
|
|
|
|
|
* @return mixed MDB_OK on commit/counter decrementing, false on rollback
|
|
|
|
|
* and a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @since 2.1.1
|
|
|
|
|
*/
|
|
|
|
|
function completeNestedTransaction($force_rollback = false)
|
|
|
|
|
{
|
|
|
|
|
if ($this->nested_transaction_counter > 1) {
|
|
|
|
|
$savepoint = sprintf($this->options['savepoint_format'], $this->nested_transaction_counter);
|
|
|
|
|
if ($this->supports('savepoints') && $savepoint) {
|
|
|
|
|
if ($force_rollback || $this->has_transaction_error) {
|
|
|
|
|
$result = $this->rollback($savepoint);
|
|
|
|
|
if (!PEAR::isError($result)) {
|
|
|
|
|
$result = false;
|
|
|
|
|
$this->has_transaction_error = false;
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
$result = $this->commit($savepoint);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
$result = MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
--$this->nested_transaction_counter;
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$this->nested_transaction_counter = null;
|
|
|
|
|
$result = MDB2_OK;
|
|
|
|
|
|
|
|
|
|
// transaction has not yet been rolled back
|
|
|
|
|
if ($this->in_transaction) {
|
|
|
|
|
if ($force_rollback || $this->has_transaction_error) {
|
|
|
|
|
$result = $this->rollback();
|
|
|
|
|
if (!PEAR::isError($result)) {
|
|
|
|
|
$result = false;
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
$result = $this->commit();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
$this->has_transaction_error = false;
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function failNestedTransaction($error = null, $immediately = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Force setting nested transaction to failed.
|
|
|
|
|
*
|
|
|
|
|
* @param mixed value to return in getNestededTransactionError()
|
|
|
|
|
* @param bool if the transaction should be rolled back immediately
|
|
|
|
|
* @return bool MDB2_OK
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @since 2.1.1
|
|
|
|
|
*/
|
|
|
|
|
function failNestedTransaction($error = null, $immediately = false)
|
|
|
|
|
{
|
|
|
|
|
if (is_null($error)) {
|
|
|
|
|
$error = $this->has_transaction_error ? $this->has_transaction_error : true;
|
|
|
|
|
} elseif (!$error) {
|
|
|
|
|
$error = true;
|
|
|
|
|
}
|
|
|
|
|
$this->has_transaction_error = $error;
|
|
|
|
|
if (!$immediately) {
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
return $this->rollback();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getNestedTransactionError()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The first error that occured since the transaction start.
|
|
|
|
|
*
|
|
|
|
|
* @return MDB2_Error|bool MDB2 error object if an error occured or false.
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @since 2.1.1
|
|
|
|
|
*/
|
|
|
|
|
function getNestedTransactionError()
|
|
|
|
|
{
|
|
|
|
|
return $this->has_transaction_error;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ connect()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Connect to the database
|
|
|
|
|
*
|
|
|
|
|
* @return true on success, MDB2 Error Object on failure
|
|
|
|
|
*/
|
|
|
|
|
function connect()
|
|
|
|
|
{
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ databaseExists()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* check if given database name is exists?
|
|
|
|
|
*
|
|
|
|
|
* @param string $name name of the database that should be checked
|
|
|
|
|
*
|
|
|
|
|
* @return mixed true/false on success, a MDB2 error on failure
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function databaseExists($name)
|
|
|
|
|
{
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ setCharset($charset, $connection = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Set the charset on the current connection
|
|
|
|
|
*
|
|
|
|
|
* @param string charset
|
|
|
|
|
* @param resource connection handle
|
|
|
|
|
*
|
|
|
|
|
* @return true on success, MDB2 Error Object on failure
|
|
|
|
|
*/
|
|
|
|
|
function setCharset($charset, $connection = null)
|
|
|
|
|
{
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function disconnect($force = true)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Log out and disconnect from the database.
|
|
|
|
|
*
|
|
|
|
|
* @param boolean $force whether the disconnect should be forced even if the
|
|
|
|
|
* connection is opened persistently
|
|
|
|
|
*
|
|
|
|
|
* @return mixed true on success, false if not connected and error object on error
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function disconnect($force = true)
|
|
|
|
|
{
|
|
|
|
|
$this->connection = 0;
|
|
|
|
|
$this->connected_dsn = array();
|
|
|
|
|
$this->connected_database_name = '';
|
|
|
|
|
$this->opened_persistent = null;
|
|
|
|
|
$this->connected_server_info = '';
|
|
|
|
|
$this->in_transaction = null;
|
|
|
|
|
$this->nested_transaction_counter = null;
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function setDatabase($name)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Select a different database
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the database that should be selected
|
|
|
|
|
*
|
|
|
|
|
* @return string name of the database previously connected to
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function setDatabase($name)
|
|
|
|
|
{
|
|
|
|
|
$previous_database_name = (isset($this->database_name)) ? $this->database_name : '';
|
|
|
|
|
$this->database_name = $name;
|
|
|
|
|
if (!empty($this->connected_database_name) && ($this->connected_database_name != $this->database_name)) {
|
|
|
|
|
$this->disconnect(false);
|
|
|
|
|
}
|
|
|
|
|
return $previous_database_name;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getDatabase()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Get the current database
|
|
|
|
|
*
|
|
|
|
|
* @return string name of the database
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getDatabase()
|
|
|
|
|
{
|
|
|
|
|
return $this->database_name;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function setDSN($dsn)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* set the DSN
|
|
|
|
|
*
|
|
|
|
|
* @param mixed DSN string or array
|
|
|
|
|
*
|
|
|
|
|
* @return MDB2_OK
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function setDSN($dsn)
|
|
|
|
|
{
|
|
|
|
|
$dsn_default = $GLOBALS['_MDB2_dsninfo_default'];
|
|
|
|
|
$dsn = MDB2::parseDSN($dsn);
|
|
|
|
|
if (array_key_exists('database', $dsn)) {
|
|
|
|
|
$this->database_name = $dsn['database'];
|
|
|
|
|
unset($dsn['database']);
|
|
|
|
|
}
|
|
|
|
|
$this->dsn = array_merge($dsn_default, $dsn);
|
|
|
|
|
return $this->disconnect(false);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getDSN($type = 'string', $hidepw = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* return the DSN as a string
|
|
|
|
|
*
|
|
|
|
|
* @param string format to return ("array", "string")
|
|
|
|
|
* @param string string to hide the password with
|
|
|
|
|
*
|
|
|
|
|
* @return mixed DSN in the chosen type
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getDSN($type = 'string', $hidepw = false)
|
|
|
|
|
{
|
|
|
|
|
$dsn = array_merge($GLOBALS['_MDB2_dsninfo_default'], $this->dsn);
|
|
|
|
|
$dsn['phptype'] = $this->phptype;
|
|
|
|
|
$dsn['database'] = $this->database_name;
|
|
|
|
|
if ($hidepw) {
|
|
|
|
|
$dsn['password'] = $hidepw;
|
|
|
|
|
}
|
|
|
|
|
switch ($type) {
|
|
|
|
|
// expand to include all possible options
|
|
|
|
|
case 'string':
|
|
|
|
|
$dsn = $dsn['phptype'].
|
|
|
|
|
($dsn['dbsyntax'] ? ('('.$dsn['dbsyntax'].')') : '').
|
|
|
|
|
'://'.$dsn['username'].':'.
|
|
|
|
|
$dsn['password'].'@'.$dsn['hostspec'].
|
|
|
|
|
($dsn['port'] ? (':'.$dsn['port']) : '').
|
|
|
|
|
'/'.$dsn['database'];
|
|
|
|
|
break;
|
|
|
|
|
case 'array':
|
|
|
|
|
default:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
return $dsn;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ _isNewLinkSet()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Check if the 'new_link' option is set
|
|
|
|
|
*
|
|
|
|
|
* @return boolean
|
|
|
|
|
*
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
function _isNewLinkSet()
|
|
|
|
|
{
|
|
|
|
|
return (isset($this->dsn['new_link'])
|
|
|
|
|
&& ($this->dsn['new_link'] === true
|
|
|
|
|
|| (is_string($this->dsn['new_link']) && preg_match('/^true$/i', $this->dsn['new_link']))
|
|
|
|
|
|| (is_numeric($this->dsn['new_link']) && 0 != (int)$this->dsn['new_link'])
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &standaloneQuery($query, $types = null, $is_manip = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* execute a query as database administrator
|
|
|
|
|
*
|
|
|
|
|
* @param string the SQL query
|
|
|
|
|
* @param mixed array that contains the types of the columns in
|
|
|
|
|
* the result set
|
|
|
|
|
* @param bool if the query is a manipulation query
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function &standaloneQuery($query, $types = null, $is_manip = false)
|
|
|
|
|
{
|
|
|
|
|
$offset = $this->offset;
|
|
|
|
|
$limit = $this->limit;
|
|
|
|
|
$this->offset = $this->limit = 0;
|
|
|
|
|
$query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
|
|
|
|
|
|
|
|
|
|
$connection = $this->getConnection();
|
|
|
|
|
if (PEAR::isError($connection)) {
|
|
|
|
|
return $connection;
|
|
|
|
|
}
|
|
|
|
|
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->_doQuery($query, $is_manip, $connection, false);
|
2010-05-04 05:21:57 +04:00
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if ($is_manip) {
|
|
|
|
|
$affected_rows = $this->_affectedRows($connection, $result);
|
|
|
|
|
return $affected_rows;
|
|
|
|
|
}
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->_wrapResult($result, $types, true, false, $limit, $offset);
|
2010-05-04 05:21:57 +04:00
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function _modifyQuery($query, $is_manip, $limit, $offset)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Changes a query string for various DBMS specific reasons
|
|
|
|
|
*
|
|
|
|
|
* @param string query to modify
|
|
|
|
|
* @param bool if it is a DML query
|
|
|
|
|
* @param int limit the number of rows
|
|
|
|
|
* @param int start reading from given offset
|
|
|
|
|
*
|
|
|
|
|
* @return string modified query
|
|
|
|
|
*
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
function _modifyQuery($query, $is_manip, $limit, $offset)
|
|
|
|
|
{
|
|
|
|
|
return $query;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &_doQuery($query, $is_manip = false, $connection = null, $database_name = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute a query
|
|
|
|
|
* @param string query
|
|
|
|
|
* @param bool if the query is a manipulation query
|
|
|
|
|
* @param resource connection handle
|
|
|
|
|
* @param string database name
|
|
|
|
|
*
|
|
|
|
|
* @return result or error object
|
|
|
|
|
*
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
function &_doQuery($query, $is_manip = false, $connection = null, $database_name = null)
|
|
|
|
|
{
|
|
|
|
|
$this->last_query = $query;
|
|
|
|
|
$result = $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'pre'));
|
|
|
|
|
if ($result) {
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
$query = $result;
|
|
|
|
|
}
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =$this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function _affectedRows($connection, $result = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns the number of rows affected
|
|
|
|
|
*
|
|
|
|
|
* @param resource result handle
|
|
|
|
|
* @param resource connection handle
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2 Error Object or the number of rows affected
|
|
|
|
|
*
|
|
|
|
|
* @access private
|
|
|
|
|
*/
|
|
|
|
|
function _affectedRows($connection, $result = null)
|
|
|
|
|
{
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &exec($query)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute a manipulation query to the database and return the number of affected rows
|
|
|
|
|
*
|
|
|
|
|
* @param string the SQL query
|
|
|
|
|
*
|
|
|
|
|
* @return mixed number of affected rows on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function &exec($query)
|
|
|
|
|
{
|
|
|
|
|
$offset = $this->offset;
|
|
|
|
|
$limit = $this->limit;
|
|
|
|
|
$this->offset = $this->limit = 0;
|
|
|
|
|
$query = $this->_modifyQuery($query, true, $limit, $offset);
|
|
|
|
|
|
|
|
|
|
$connection = $this->getConnection();
|
|
|
|
|
if (PEAR::isError($connection)) {
|
|
|
|
|
return $connection;
|
|
|
|
|
}
|
|
|
|
|
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->_doQuery($query, true, $connection, $this->database_name);
|
2010-05-04 05:21:57 +04:00
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$affectedRows = $this->_affectedRows($connection, $result);
|
|
|
|
|
return $affectedRows;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &query($query, $types = null, $result_class = true, $result_wrap_class = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Send a query to the database and return any results
|
|
|
|
|
*
|
|
|
|
|
* @param string the SQL query
|
|
|
|
|
* @param mixed array that contains the types of the columns in
|
|
|
|
|
* the result set
|
|
|
|
|
* @param mixed string which specifies which result class to use
|
|
|
|
|
* @param mixed string which specifies which class to wrap results in
|
|
|
|
|
*
|
|
|
|
|
* @return mixed an MDB2_Result handle on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function &query($query, $types = null, $result_class = true, $result_wrap_class = false)
|
|
|
|
|
{
|
|
|
|
|
$offset = $this->offset;
|
|
|
|
|
$limit = $this->limit;
|
|
|
|
|
$this->offset = $this->limit = 0;
|
|
|
|
|
$query = $this->_modifyQuery($query, false, $limit, $offset);
|
|
|
|
|
|
|
|
|
|
$connection = $this->getConnection();
|
|
|
|
|
if (PEAR::isError($connection)) {
|
|
|
|
|
return $connection;
|
|
|
|
|
}
|
|
|
|
|
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->_doQuery($query, false, $connection, $this->database_name);
|
2010-05-04 05:21:57 +04:00
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->_wrapResult($result, $types, $result_class, $result_wrap_class, $limit, $offset);
|
2010-05-04 05:21:57 +04:00
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &_wrapResult($result, $types = array(), $result_class = true, $result_wrap_class = false, $limit = null, $offset = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* wrap a result set into the correct class
|
|
|
|
|
*
|
|
|
|
|
* @param resource result handle
|
|
|
|
|
* @param mixed array that contains the types of the columns in
|
|
|
|
|
* the result set
|
|
|
|
|
* @param mixed string which specifies which result class to use
|
|
|
|
|
* @param mixed string which specifies which class to wrap results in
|
|
|
|
|
* @param string number of rows to select
|
|
|
|
|
* @param string first row to select
|
|
|
|
|
*
|
|
|
|
|
* @return mixed an MDB2_Result, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
function &_wrapResult($result, $types = array(), $result_class = true,
|
|
|
|
|
$result_wrap_class = false, $limit = null, $offset = null)
|
|
|
|
|
{
|
|
|
|
|
if ($types === true) {
|
|
|
|
|
if ($this->supports('result_introspection')) {
|
|
|
|
|
$this->loadModule('Reverse', null, true);
|
|
|
|
|
$tableInfo = $this->reverse->tableInfo($result);
|
|
|
|
|
if (PEAR::isError($tableInfo)) {
|
|
|
|
|
return $tableInfo;
|
|
|
|
|
}
|
|
|
|
|
$types = array();
|
|
|
|
|
foreach ($tableInfo as $field) {
|
|
|
|
|
$types[] = $field['mdb2type'];
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
$types = null;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if ($result_class === true) {
|
|
|
|
|
$result_class = $this->options['result_buffering']
|
|
|
|
|
? $this->options['buffered_result_class'] : $this->options['result_class'];
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if ($result_class) {
|
|
|
|
|
$class_name = sprintf($result_class, $this->phptype);
|
|
|
|
|
if (!MDB2::classExists($class_name)) {
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =$this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
'result class does not exist '.$class_name, __FUNCTION__);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
2011-04-16 22:06:06 +04:00
|
|
|
$result =new $class_name($this, $result, $limit, $offset);
|
2010-05-04 05:21:57 +04:00
|
|
|
if (!MDB2::isResultCommon($result)) {
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =$this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
'result class is not extended from MDB2_Result_Common', __FUNCTION__);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
if (!empty($types)) {
|
|
|
|
|
$err = $result->setResultTypes($types);
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
$result->free();
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if ($result_wrap_class === true) {
|
|
|
|
|
$result_wrap_class = $this->options['result_wrap_class'];
|
|
|
|
|
}
|
|
|
|
|
if ($result_wrap_class) {
|
|
|
|
|
if (!MDB2::classExists($result_wrap_class)) {
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =$this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
'result wrap class does not exist '.$result_wrap_class, __FUNCTION__);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
$result = new $result_wrap_class($result, $this->fetchmode);
|
|
|
|
|
}
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getServerVersion($native = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* return version information about the server
|
|
|
|
|
*
|
|
|
|
|
* @param bool determines if the raw version string should be returned
|
|
|
|
|
*
|
|
|
|
|
* @return mixed array with version information or row string
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getServerVersion($native = false)
|
|
|
|
|
{
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function setLimit($limit, $offset = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* set the range of the next query
|
|
|
|
|
*
|
|
|
|
|
* @param string number of rows to select
|
|
|
|
|
* @param string first row to select
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function setLimit($limit, $offset = null)
|
|
|
|
|
{
|
|
|
|
|
if (!$this->supports('limit_queries')) {
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'limit is not supported by this driver', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
$limit = (int)$limit;
|
|
|
|
|
if ($limit < 0) {
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_SYNTAX, null, null,
|
|
|
|
|
'it was not specified a valid selected range row limit', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
$this->limit = $limit;
|
|
|
|
|
if (!is_null($offset)) {
|
|
|
|
|
$offset = (int)$offset;
|
|
|
|
|
if ($offset < 0) {
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_SYNTAX, null, null,
|
|
|
|
|
'it was not specified a valid first selected range row', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
$this->offset = $offset;
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function subSelect($query, $type = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* simple subselect emulation: leaves the query untouched for all RDBMS
|
|
|
|
|
* that support subselects
|
|
|
|
|
*
|
|
|
|
|
* @param string the SQL query for the subselect that may only
|
|
|
|
|
* return a column
|
|
|
|
|
* @param string determines type of the field
|
|
|
|
|
*
|
|
|
|
|
* @return string the query
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function subSelect($query, $type = false)
|
|
|
|
|
{
|
|
|
|
|
if ($this->supports('sub_selects') === true) {
|
|
|
|
|
return $query;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!$this->supports('sub_selects')) {
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$col = $this->queryCol($query, $type);
|
|
|
|
|
if (PEAR::isError($col)) {
|
|
|
|
|
return $col;
|
|
|
|
|
}
|
|
|
|
|
if (!is_array($col) || count($col) == 0) {
|
|
|
|
|
return 'NULL';
|
|
|
|
|
}
|
|
|
|
|
if ($type) {
|
|
|
|
|
$this->loadModule('Datatype', null, true);
|
|
|
|
|
return $this->datatype->implodeArray($col, $type);
|
|
|
|
|
}
|
|
|
|
|
return implode(', ', $col);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function replace($table, $fields)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute a SQL REPLACE query. A REPLACE query is identical to a INSERT
|
|
|
|
|
* query, except that if there is already a row in the table with the same
|
|
|
|
|
* key field values, the old row is deleted before the new row is inserted.
|
|
|
|
|
*
|
|
|
|
|
* The REPLACE type of query does not make part of the SQL standards. Since
|
|
|
|
|
* practically only MySQL and SQLite implement it natively, this type of
|
|
|
|
|
* query isemulated through this method for other DBMS using standard types
|
|
|
|
|
* of queries inside a transaction to assure the atomicity of the operation.
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the table on which the REPLACE query will
|
|
|
|
|
* be executed.
|
|
|
|
|
* @param array associative array that describes the fields and the
|
|
|
|
|
* values that will be inserted or updated in the specified table. The
|
|
|
|
|
* indexes of the array are the names of all the fields of the table.
|
|
|
|
|
* The values of the array are also associative arrays that describe
|
|
|
|
|
* the values and other properties of the table fields.
|
|
|
|
|
*
|
|
|
|
|
* Here follows a list of field properties that need to be specified:
|
|
|
|
|
*
|
|
|
|
|
* value
|
|
|
|
|
* Value to be assigned to the specified field. This value may be
|
|
|
|
|
* of specified in database independent type format as this
|
|
|
|
|
* function can perform the necessary datatype conversions.
|
|
|
|
|
*
|
|
|
|
|
* Default: this property is required unless the Null property is
|
|
|
|
|
* set to 1.
|
|
|
|
|
*
|
|
|
|
|
* type
|
|
|
|
|
* Name of the type of the field. Currently, all types MDB2
|
|
|
|
|
* are supported except for clob and blob.
|
|
|
|
|
*
|
|
|
|
|
* Default: no type conversion
|
|
|
|
|
*
|
|
|
|
|
* null
|
|
|
|
|
* bool property that indicates that the value for this field
|
|
|
|
|
* should be set to null.
|
|
|
|
|
*
|
|
|
|
|
* The default value for fields missing in INSERT queries may be
|
|
|
|
|
* specified the definition of a table. Often, the default value
|
|
|
|
|
* is already null, but since the REPLACE may be emulated using
|
|
|
|
|
* an UPDATE query, make sure that all fields of the table are
|
|
|
|
|
* listed in this function argument array.
|
|
|
|
|
*
|
|
|
|
|
* Default: 0
|
|
|
|
|
*
|
|
|
|
|
* key
|
|
|
|
|
* bool property that indicates that this field should be
|
|
|
|
|
* handled as a primary key or at least as part of the compound
|
|
|
|
|
* unique index of the table that will determine the row that will
|
|
|
|
|
* updated if it exists or inserted a new row otherwise.
|
|
|
|
|
*
|
|
|
|
|
* This function will fail if no key field is specified or if the
|
|
|
|
|
* value of a key field is set to null because fields that are
|
|
|
|
|
* part of unique index they may not be null.
|
|
|
|
|
*
|
|
|
|
|
* Default: 0
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function replace($table, $fields)
|
|
|
|
|
{
|
|
|
|
|
if (!$this->supports('replace')) {
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'replace query is not supported', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
$count = count($fields);
|
|
|
|
|
$condition = $values = array();
|
|
|
|
|
for ($colnum = 0, reset($fields); $colnum < $count; next($fields), $colnum++) {
|
|
|
|
|
$name = key($fields);
|
|
|
|
|
if (isset($fields[$name]['null']) && $fields[$name]['null']) {
|
|
|
|
|
$value = 'NULL';
|
|
|
|
|
} else {
|
|
|
|
|
$type = isset($fields[$name]['type']) ? $fields[$name]['type'] : null;
|
|
|
|
|
$value = $this->quote($fields[$name]['value'], $type);
|
|
|
|
|
}
|
|
|
|
|
$values[$name] = $value;
|
|
|
|
|
if (isset($fields[$name]['key']) && $fields[$name]['key']) {
|
|
|
|
|
if ($value === 'NULL') {
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
|
|
|
|
|
'key value '.$name.' may not be NULL', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
$condition[] = $this->quoteIdentifier($name, true) . '=' . $value;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (empty($condition)) {
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
|
|
|
|
|
'not specified which fields are keys', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$result = null;
|
|
|
|
|
$in_transaction = $this->in_transaction;
|
|
|
|
|
if (!$in_transaction && PEAR::isError($result = $this->beginTransaction())) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$connection = $this->getConnection();
|
|
|
|
|
if (PEAR::isError($connection)) {
|
|
|
|
|
return $connection;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$condition = ' WHERE '.implode(' AND ', $condition);
|
|
|
|
|
$query = 'DELETE FROM ' . $this->quoteIdentifier($table, true) . $condition;
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->_doQuery($query, true, $connection);
|
2010-05-04 05:21:57 +04:00
|
|
|
if (!PEAR::isError($result)) {
|
|
|
|
|
$affected_rows = $this->_affectedRows($connection, $result);
|
|
|
|
|
$insert = '';
|
|
|
|
|
foreach ($values as $key => $value) {
|
|
|
|
|
$insert .= ($insert?', ':'') . $this->quoteIdentifier($key, true);
|
|
|
|
|
}
|
|
|
|
|
$values = implode(', ', $values);
|
|
|
|
|
$query = 'INSERT INTO '. $this->quoteIdentifier($table, true) . "($insert) VALUES ($values)";
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->_doQuery($query, true, $connection);
|
2010-05-04 05:21:57 +04:00
|
|
|
if (!PEAR::isError($result)) {
|
|
|
|
|
$affected_rows += $this->_affectedRows($connection, $result);;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!$in_transaction) {
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
$this->rollback();
|
|
|
|
|
} else {
|
|
|
|
|
$result = $this->commit();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return $affected_rows;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &prepare($query, $types = null, $result_types = null, $lobs = array())
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Prepares a query for multiple execution with execute().
|
|
|
|
|
* With some database backends, this is emulated.
|
|
|
|
|
* prepare() requires a generic query as string like
|
|
|
|
|
* 'INSERT INTO numbers VALUES(?,?)' or
|
|
|
|
|
* 'INSERT INTO numbers VALUES(:foo,:bar)'.
|
|
|
|
|
* The ? and :name and are placeholders which can be set using
|
|
|
|
|
* bindParam() and the query can be sent off using the execute() method.
|
|
|
|
|
* The allowed format for :name can be set with the 'bindname_format' option.
|
|
|
|
|
*
|
|
|
|
|
* @param string the query to prepare
|
|
|
|
|
* @param mixed array that contains the types of the placeholders
|
|
|
|
|
* @param mixed array that contains the types of the columns in
|
|
|
|
|
* the result set or MDB2_PREPARE_RESULT, if set to
|
|
|
|
|
* MDB2_PREPARE_MANIP the query is handled as a manipulation query
|
|
|
|
|
* @param mixed key (field) value (parameter) pair for all lob placeholders
|
|
|
|
|
*
|
|
|
|
|
* @return mixed resource handle for the prepared query on success,
|
|
|
|
|
* a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @see bindParam, execute
|
|
|
|
|
*/
|
|
|
|
|
function &prepare($query, $types = null, $result_types = null, $lobs = array())
|
|
|
|
|
{
|
|
|
|
|
$is_manip = ($result_types === MDB2_PREPARE_MANIP);
|
|
|
|
|
$offset = $this->offset;
|
|
|
|
|
$limit = $this->limit;
|
|
|
|
|
$this->offset = $this->limit = 0;
|
|
|
|
|
$result = $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'pre'));
|
|
|
|
|
if ($result) {
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
$query = $result;
|
|
|
|
|
}
|
|
|
|
|
$placeholder_type_guess = $placeholder_type = null;
|
|
|
|
|
$question = '?';
|
|
|
|
|
$colon = ':';
|
|
|
|
|
$positions = array();
|
|
|
|
|
$position = 0;
|
|
|
|
|
while ($position < strlen($query)) {
|
|
|
|
|
$q_position = strpos($query, $question, $position);
|
|
|
|
|
$c_position = strpos($query, $colon, $position);
|
|
|
|
|
if ($q_position && $c_position) {
|
|
|
|
|
$p_position = min($q_position, $c_position);
|
|
|
|
|
} elseif ($q_position) {
|
|
|
|
|
$p_position = $q_position;
|
|
|
|
|
} elseif ($c_position) {
|
|
|
|
|
$p_position = $c_position;
|
|
|
|
|
} else {
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
if (is_null($placeholder_type)) {
|
|
|
|
|
$placeholder_type_guess = $query[$p_position];
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$new_pos = $this->_skipDelimitedStrings($query, $position, $p_position);
|
|
|
|
|
if (PEAR::isError($new_pos)) {
|
|
|
|
|
return $new_pos;
|
|
|
|
|
}
|
|
|
|
|
if ($new_pos != $position) {
|
|
|
|
|
$position = $new_pos;
|
|
|
|
|
continue; //evaluate again starting from the new position
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if ($query[$position] == $placeholder_type_guess) {
|
|
|
|
|
if (is_null($placeholder_type)) {
|
|
|
|
|
$placeholder_type = $query[$p_position];
|
|
|
|
|
$question = $colon = $placeholder_type;
|
|
|
|
|
if (!empty($types) && is_array($types)) {
|
|
|
|
|
if ($placeholder_type == ':') {
|
|
|
|
|
if (is_int(key($types))) {
|
|
|
|
|
$types_tmp = $types;
|
|
|
|
|
$types = array();
|
|
|
|
|
$count = -1;
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
$types = array_values($types);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if ($placeholder_type == ':') {
|
|
|
|
|
$regexp = '/^.{'.($position+1).'}('.$this->options['bindname_format'].').*$/s';
|
|
|
|
|
$parameter = preg_replace($regexp, '\\1', $query);
|
|
|
|
|
if ($parameter === '') {
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =$this->raiseError(MDB2_ERROR_SYNTAX, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
'named parameter name must match "bindname_format" option', __FUNCTION__);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
$positions[$p_position] = $parameter;
|
|
|
|
|
$query = substr_replace($query, '?', $position, strlen($parameter)+1);
|
|
|
|
|
// use parameter name in type array
|
|
|
|
|
if (isset($count) && isset($types_tmp[++$count])) {
|
|
|
|
|
$types[$parameter] = $types_tmp[$count];
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
$positions[$p_position] = count($positions);
|
|
|
|
|
}
|
|
|
|
|
$position = $p_position + 1;
|
|
|
|
|
} else {
|
|
|
|
|
$position = $p_position;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
$class_name = 'MDB2_Statement_'.$this->phptype;
|
|
|
|
|
$statement = null;
|
|
|
|
|
$obj = new $class_name($this, $statement, $positions, $query, $types, $result_types, $is_manip, $limit, $offset);
|
|
|
|
|
$this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'post', 'result' => $obj));
|
|
|
|
|
return $obj;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function _skipDelimitedStrings($query, $position, $p_position)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Utility method, used by prepare() to avoid replacing placeholders within delimited strings.
|
|
|
|
|
* Check if the placeholder is contained within a delimited string.
|
|
|
|
|
* If so, skip it and advance the position, otherwise return the current position,
|
|
|
|
|
* which is valid
|
|
|
|
|
*
|
|
|
|
|
* @param string $query
|
|
|
|
|
* @param integer $position current string cursor position
|
|
|
|
|
* @param integer $p_position placeholder position
|
|
|
|
|
*
|
|
|
|
|
* @return mixed integer $new_position on success
|
|
|
|
|
* MDB2_Error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
function _skipDelimitedStrings($query, $position, $p_position)
|
|
|
|
|
{
|
|
|
|
|
$ignores = $this->string_quoting;
|
|
|
|
|
$ignores[] = $this->identifier_quoting;
|
|
|
|
|
$ignores = array_merge($ignores, $this->sql_comments);
|
|
|
|
|
|
|
|
|
|
foreach ($ignores as $ignore) {
|
|
|
|
|
if (!empty($ignore['start'])) {
|
|
|
|
|
if (is_int($start_quote = strpos($query, $ignore['start'], $position)) && $start_quote < $p_position) {
|
|
|
|
|
$end_quote = $start_quote;
|
|
|
|
|
do {
|
|
|
|
|
if (!is_int($end_quote = strpos($query, $ignore['end'], $end_quote + 1))) {
|
|
|
|
|
if ($ignore['end'] === "\n") {
|
|
|
|
|
$end_quote = strlen($query) - 1;
|
|
|
|
|
} else {
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =$this->raiseError(MDB2_ERROR_SYNTAX, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
'query with an unterminated text string specified', __FUNCTION__);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} while ($ignore['escape']
|
|
|
|
|
&& $end_quote-1 != $start_quote
|
|
|
|
|
&& $query[($end_quote - 1)] == $ignore['escape']
|
|
|
|
|
&& ( $ignore['escape_pattern'] !== $ignore['escape']
|
|
|
|
|
|| $query[($end_quote - 2)] != $ignore['escape'])
|
|
|
|
|
);
|
|
|
|
|
|
|
|
|
|
$position = $end_quote + 1;
|
|
|
|
|
return $position;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return $position;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function quote($value, $type = null, $quote = true)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Convert a text value into a DBMS specific format that is suitable to
|
|
|
|
|
* compose query statements.
|
|
|
|
|
*
|
|
|
|
|
* @param string text string value that is intended to be converted.
|
|
|
|
|
* @param string type to which the value should be converted to
|
|
|
|
|
* @param bool quote
|
|
|
|
|
* @param bool escape wildcards
|
|
|
|
|
*
|
|
|
|
|
* @return string text string that represents the given argument value in
|
|
|
|
|
* a DBMS specific format.
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function quote($value, $type = null, $quote = true, $escape_wildcards = false)
|
|
|
|
|
{
|
|
|
|
|
$result = $this->loadModule('Datatype', null, true);
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return $this->datatype->quote($value, $type, $quote, $escape_wildcards);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getDeclaration($type, $name, $field)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Obtain DBMS specific SQL code portion needed to declare
|
|
|
|
|
* of the given type
|
|
|
|
|
*
|
|
|
|
|
* @param string type to which the value should be converted to
|
|
|
|
|
* @param string name the field to be declared.
|
|
|
|
|
* @param string definition of the field
|
|
|
|
|
*
|
|
|
|
|
* @return string DBMS specific SQL code portion that should be used to
|
|
|
|
|
* declare the specified field.
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getDeclaration($type, $name, $field)
|
|
|
|
|
{
|
|
|
|
|
$result = $this->loadModule('Datatype', null, true);
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
return $this->datatype->getDeclaration($type, $name, $field);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function compareDefinition($current, $previous)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Obtain an array of changes that may need to applied
|
|
|
|
|
*
|
|
|
|
|
* @param array new definition
|
|
|
|
|
* @param array old definition
|
|
|
|
|
*
|
|
|
|
|
* @return array containing all changes that will need to be applied
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function compareDefinition($current, $previous)
|
|
|
|
|
{
|
|
|
|
|
$result = $this->loadModule('Datatype', null, true);
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
return $this->datatype->compareDefinition($current, $previous);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function supports($feature)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Tell whether a DB implementation or its backend extension
|
|
|
|
|
* supports a given feature.
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the feature (see the MDB2 class doc)
|
|
|
|
|
*
|
|
|
|
|
* @return bool|string if this DB implementation supports a given feature
|
|
|
|
|
* false means no, true means native,
|
|
|
|
|
* 'emulated' means emulated
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function supports($feature)
|
|
|
|
|
{
|
|
|
|
|
if (array_key_exists($feature, $this->supported)) {
|
|
|
|
|
return $this->supported[$feature];
|
|
|
|
|
}
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
"unknown support feature $feature", __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getSequenceName($sqn)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* adds sequence name formatting to a sequence name
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the sequence
|
|
|
|
|
*
|
|
|
|
|
* @return string formatted sequence name
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getSequenceName($sqn)
|
|
|
|
|
{
|
|
|
|
|
return sprintf($this->options['seqname_format'],
|
|
|
|
|
preg_replace('/[^a-z0-9_\-\$.]/i', '_', $sqn));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getIndexName($idx)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* adds index name formatting to a index name
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the index
|
|
|
|
|
*
|
|
|
|
|
* @return string formatted index name
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getIndexName($idx)
|
|
|
|
|
{
|
|
|
|
|
return sprintf($this->options['idxname_format'],
|
|
|
|
|
preg_replace('/[^a-z0-9_\-\$.]/i', '_', $idx));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function nextID($seq_name, $ondemand = true)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns the next free id of a sequence
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the sequence
|
|
|
|
|
* @param bool when true missing sequences are automatic created
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2 Error Object or id
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function nextID($seq_name, $ondemand = true)
|
|
|
|
|
{
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function lastInsertID($table = null, $field = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns the autoincrement ID if supported or $id or fetches the current
|
|
|
|
|
* ID in a sequence called: $table.(empty($field) ? '' : '_'.$field)
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the table into which a new row was inserted
|
|
|
|
|
* @param string name of the field into which a new row was inserted
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2 Error Object or id
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function lastInsertID($table = null, $field = null)
|
|
|
|
|
{
|
|
|
|
|
return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function currID($seq_name)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns the current id of a sequence
|
|
|
|
|
*
|
|
|
|
|
* @param string name of the sequence
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2 Error Object or id
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function currID($seq_name)
|
|
|
|
|
{
|
|
|
|
|
$this->warnings[] = 'database does not support getting current
|
|
|
|
|
sequence value, the sequence value was incremented';
|
|
|
|
|
return $this->nextID($seq_name);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function queryOne($query, $type = null, $colnum = 0)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute the specified query, fetch the value from the first column of
|
|
|
|
|
* the first row of the result set and then frees
|
|
|
|
|
* the result set.
|
|
|
|
|
*
|
|
|
|
|
* @param string $query the SELECT query statement to be executed.
|
|
|
|
|
* @param string $type optional argument that specifies the expected
|
|
|
|
|
* datatype of the result set field, so that an eventual
|
|
|
|
|
* conversion may be performed. The default datatype is
|
|
|
|
|
* text, meaning that no conversion is performed
|
|
|
|
|
* @param mixed $colnum the column number (or name) to fetch
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK or field value on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function queryOne($query, $type = null, $colnum = 0)
|
|
|
|
|
{
|
|
|
|
|
$result = $this->query($query, $type);
|
|
|
|
|
if (!MDB2::isResultCommon($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$one = $result->fetchOne($colnum);
|
|
|
|
|
$result->free();
|
|
|
|
|
return $one;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function queryRow($query, $types = null, $fetchmode = MDB2_FETCHMODE_DEFAULT)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute the specified query, fetch the values from the first
|
|
|
|
|
* row of the result set into an array and then frees
|
|
|
|
|
* the result set.
|
|
|
|
|
*
|
|
|
|
|
* @param string the SELECT query statement to be executed.
|
|
|
|
|
* @param array optional array argument that specifies a list of
|
|
|
|
|
* expected datatypes of the result set columns, so that the eventual
|
|
|
|
|
* conversions may be performed. The default list of datatypes is
|
|
|
|
|
* empty, meaning that no conversion is performed.
|
|
|
|
|
* @param int how the array data should be indexed
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK or data array on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function queryRow($query, $types = null, $fetchmode = MDB2_FETCHMODE_DEFAULT)
|
|
|
|
|
{
|
|
|
|
|
$result = $this->query($query, $types);
|
|
|
|
|
if (!MDB2::isResultCommon($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$row = $result->fetchRow($fetchmode);
|
|
|
|
|
$result->free();
|
|
|
|
|
return $row;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function queryCol($query, $type = null, $colnum = 0)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute the specified query, fetch the value from the first column of
|
|
|
|
|
* each row of the result set into an array and then frees the result set.
|
|
|
|
|
*
|
|
|
|
|
* @param string $query the SELECT query statement to be executed.
|
|
|
|
|
* @param string $type optional argument that specifies the expected
|
|
|
|
|
* datatype of the result set field, so that an eventual
|
|
|
|
|
* conversion may be performed. The default datatype is text,
|
|
|
|
|
* meaning that no conversion is performed
|
|
|
|
|
* @param mixed $colnum the column number (or name) to fetch
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK or data array on success, a MDB2 error on failure
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function queryCol($query, $type = null, $colnum = 0)
|
|
|
|
|
{
|
|
|
|
|
$result = $this->query($query, $type);
|
|
|
|
|
if (!MDB2::isResultCommon($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$col = $result->fetchCol($colnum);
|
|
|
|
|
$result->free();
|
|
|
|
|
return $col;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function queryAll($query, $types = null, $fetchmode = MDB2_FETCHMODE_DEFAULT, $rekey = false, $force_array = false, $group = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute the specified query, fetch all the rows of the result set into
|
|
|
|
|
* a two dimensional array and then frees the result set.
|
|
|
|
|
*
|
|
|
|
|
* @param string the SELECT query statement to be executed.
|
|
|
|
|
* @param array optional array argument that specifies a list of
|
|
|
|
|
* expected datatypes of the result set columns, so that the eventual
|
|
|
|
|
* conversions may be performed. The default list of datatypes is
|
|
|
|
|
* empty, meaning that no conversion is performed.
|
|
|
|
|
* @param int how the array data should be indexed
|
|
|
|
|
* @param bool if set to true, the $all will have the first
|
|
|
|
|
* column as its first dimension
|
|
|
|
|
* @param bool used only when the query returns exactly
|
|
|
|
|
* two columns. If true, the values of the returned array will be
|
|
|
|
|
* one-element arrays instead of scalars.
|
|
|
|
|
* @param bool if true, the values of the returned array is
|
|
|
|
|
* wrapped in another array. If the same key value (in the first
|
|
|
|
|
* column) repeats itself, the values will be appended to this array
|
|
|
|
|
* instead of overwriting the existing values.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK or data array on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function queryAll($query, $types = null, $fetchmode = MDB2_FETCHMODE_DEFAULT,
|
|
|
|
|
$rekey = false, $force_array = false, $group = false)
|
|
|
|
|
{
|
|
|
|
|
$result = $this->query($query, $types);
|
|
|
|
|
if (!MDB2::isResultCommon($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$all = $result->fetchAll($fetchmode, $rekey, $force_array, $group);
|
|
|
|
|
$result->free();
|
|
|
|
|
return $all;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ class MDB2_Result
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The dummy class that all user space result classes should extend from
|
|
|
|
|
*
|
|
|
|
|
* @package MDB2
|
|
|
|
|
* @category Database
|
|
|
|
|
* @author Lukas Smith <smith@pooteeweet.org>
|
|
|
|
|
*/
|
|
|
|
|
class MDB2_Result
|
|
|
|
|
{
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ class MDB2_Result_Common extends MDB2_Result
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The common result class for MDB2 result objects
|
|
|
|
|
*
|
|
|
|
|
* @package MDB2
|
|
|
|
|
* @category Database
|
|
|
|
|
* @author Lukas Smith <smith@pooteeweet.org>
|
|
|
|
|
*/
|
|
|
|
|
class MDB2_Result_Common extends MDB2_Result
|
|
|
|
|
{
|
|
|
|
|
// {{{ Variables (Properties)
|
|
|
|
|
|
|
|
|
|
var $db;
|
|
|
|
|
var $result;
|
|
|
|
|
var $rownum = -1;
|
|
|
|
|
var $types = array();
|
|
|
|
|
var $values = array();
|
|
|
|
|
var $offset;
|
|
|
|
|
var $offset_count = 0;
|
|
|
|
|
var $limit;
|
|
|
|
|
var $column_names;
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ constructor: function __construct(&$db, &$result, $limit = 0, $offset = 0)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Constructor
|
|
|
|
|
*/
|
|
|
|
|
function __construct(&$db, &$result, $limit = 0, $offset = 0)
|
|
|
|
|
{
|
2011-04-16 22:45:57 +04:00
|
|
|
$this->db =$db;
|
|
|
|
|
$this->result =$result;
|
2010-05-04 05:21:57 +04:00
|
|
|
$this->offset = $offset;
|
|
|
|
|
$this->limit = max(0, $limit - 1);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function setResultTypes($types)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Define the list of types to be associated with the columns of a given
|
|
|
|
|
* result set.
|
|
|
|
|
*
|
|
|
|
|
* This function may be called before invoking fetchRow(), fetchOne(),
|
|
|
|
|
* fetchCol() and fetchAll() so that the necessary data type
|
|
|
|
|
* conversions are performed on the data to be retrieved by them. If this
|
|
|
|
|
* function is not called, the type of all result set columns is assumed
|
|
|
|
|
* to be text, thus leading to not perform any conversions.
|
|
|
|
|
*
|
|
|
|
|
* @param array variable that lists the
|
|
|
|
|
* data types to be expected in the result set columns. If this array
|
|
|
|
|
* contains less types than the number of columns that are returned
|
|
|
|
|
* in the result set, the remaining columns are assumed to be of the
|
|
|
|
|
* type text. Currently, the types clob and blob are not fully
|
|
|
|
|
* supported.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function setResultTypes($types)
|
|
|
|
|
{
|
|
|
|
|
$load = $this->db->loadModule('Datatype', null, true);
|
|
|
|
|
if (PEAR::isError($load)) {
|
|
|
|
|
return $load;
|
|
|
|
|
}
|
|
|
|
|
$types = $this->db->datatype->checkResultTypes($types);
|
|
|
|
|
if (PEAR::isError($types)) {
|
|
|
|
|
return $types;
|
|
|
|
|
}
|
|
|
|
|
$this->types = $types;
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function seek($rownum = 0)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Seek to a specific row in a result set
|
|
|
|
|
*
|
|
|
|
|
* @param int number of the row where the data can be found
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function seek($rownum = 0)
|
|
|
|
|
{
|
|
|
|
|
$target_rownum = $rownum - 1;
|
|
|
|
|
if ($this->rownum > $target_rownum) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'seeking to previous rows not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
while ($this->rownum < $target_rownum) {
|
|
|
|
|
$this->fetchRow();
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Fetch and return a row of data
|
|
|
|
|
*
|
|
|
|
|
* @param int how the array data should be indexed
|
|
|
|
|
* @param int number of the row where the data can be found
|
|
|
|
|
*
|
|
|
|
|
* @return int data array on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
|
|
|
|
|
{
|
2011-04-16 22:45:57 +04:00
|
|
|
$err =$this->db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function fetchOne($colnum = 0)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* fetch single column from the next row from a result set
|
|
|
|
|
*
|
|
|
|
|
* @param int|string the column number (or name) to fetch
|
|
|
|
|
* @param int number of the row where the data can be found
|
|
|
|
|
*
|
|
|
|
|
* @return string data on success, a MDB2 error on failure
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function fetchOne($colnum = 0, $rownum = null)
|
|
|
|
|
{
|
|
|
|
|
$fetchmode = is_numeric($colnum) ? MDB2_FETCHMODE_ORDERED : MDB2_FETCHMODE_ASSOC;
|
|
|
|
|
$row = $this->fetchRow($fetchmode, $rownum);
|
|
|
|
|
if (!is_array($row) || PEAR::isError($row)) {
|
|
|
|
|
return $row;
|
|
|
|
|
}
|
|
|
|
|
if (!array_key_exists($colnum, $row)) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_TRUNCATED, null, null,
|
|
|
|
|
'column is not defined in the result set: '.$colnum, __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
return $row[$colnum];
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function fetchCol($colnum = 0)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Fetch and return a column from the current row pointer position
|
|
|
|
|
*
|
|
|
|
|
* @param int|string the column number (or name) to fetch
|
|
|
|
|
*
|
|
|
|
|
* @return mixed data array on success, a MDB2 error on failure
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function fetchCol($colnum = 0)
|
|
|
|
|
{
|
|
|
|
|
$column = array();
|
|
|
|
|
$fetchmode = is_numeric($colnum) ? MDB2_FETCHMODE_ORDERED : MDB2_FETCHMODE_ASSOC;
|
|
|
|
|
$row = $this->fetchRow($fetchmode);
|
|
|
|
|
if (is_array($row)) {
|
|
|
|
|
if (!array_key_exists($colnum, $row)) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_TRUNCATED, null, null,
|
|
|
|
|
'column is not defined in the result set: '.$colnum, __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
do {
|
|
|
|
|
$column[] = $row[$colnum];
|
|
|
|
|
} while (is_array($row = $this->fetchRow($fetchmode)));
|
|
|
|
|
}
|
|
|
|
|
if (PEAR::isError($row)) {
|
|
|
|
|
return $row;
|
|
|
|
|
}
|
|
|
|
|
return $column;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function fetchAll($fetchmode = MDB2_FETCHMODE_DEFAULT, $rekey = false, $force_array = false, $group = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Fetch and return all rows from the current row pointer position
|
|
|
|
|
*
|
|
|
|
|
* @param int $fetchmode the fetch mode to use:
|
|
|
|
|
* + MDB2_FETCHMODE_ORDERED
|
|
|
|
|
* + MDB2_FETCHMODE_ASSOC
|
|
|
|
|
* + MDB2_FETCHMODE_ORDERED | MDB2_FETCHMODE_FLIPPED
|
|
|
|
|
* + MDB2_FETCHMODE_ASSOC | MDB2_FETCHMODE_FLIPPED
|
|
|
|
|
* @param bool if set to true, the $all will have the first
|
|
|
|
|
* column as its first dimension
|
|
|
|
|
* @param bool used only when the query returns exactly
|
|
|
|
|
* two columns. If true, the values of the returned array will be
|
|
|
|
|
* one-element arrays instead of scalars.
|
|
|
|
|
* @param bool if true, the values of the returned array is
|
|
|
|
|
* wrapped in another array. If the same key value (in the first
|
|
|
|
|
* column) repeats itself, the values will be appended to this array
|
|
|
|
|
* instead of overwriting the existing values.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed data array on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @see getAssoc()
|
|
|
|
|
*/
|
|
|
|
|
function fetchAll($fetchmode = MDB2_FETCHMODE_DEFAULT, $rekey = false,
|
|
|
|
|
$force_array = false, $group = false)
|
|
|
|
|
{
|
|
|
|
|
$all = array();
|
|
|
|
|
$row = $this->fetchRow($fetchmode);
|
|
|
|
|
if (PEAR::isError($row)) {
|
|
|
|
|
return $row;
|
|
|
|
|
} elseif (!$row) {
|
|
|
|
|
return $all;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$shift_array = $rekey ? false : null;
|
|
|
|
|
if (!is_null($shift_array)) {
|
|
|
|
|
if (is_object($row)) {
|
|
|
|
|
$colnum = count(get_object_vars($row));
|
|
|
|
|
} else {
|
|
|
|
|
$colnum = count($row);
|
|
|
|
|
}
|
|
|
|
|
if ($colnum < 2) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_TRUNCATED, null, null,
|
|
|
|
|
'rekey feature requires atleast 2 column', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
$shift_array = (!$force_array && $colnum == 2);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if ($rekey) {
|
|
|
|
|
do {
|
|
|
|
|
if (is_object($row)) {
|
|
|
|
|
$arr = get_object_vars($row);
|
|
|
|
|
$key = reset($arr);
|
|
|
|
|
unset($row->{$key});
|
|
|
|
|
} else {
|
|
|
|
|
if ($fetchmode & MDB2_FETCHMODE_ASSOC) {
|
|
|
|
|
$key = reset($row);
|
|
|
|
|
unset($row[key($row)]);
|
|
|
|
|
} else {
|
|
|
|
|
$key = array_shift($row);
|
|
|
|
|
}
|
|
|
|
|
if ($shift_array) {
|
|
|
|
|
$row = array_shift($row);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if ($group) {
|
|
|
|
|
$all[$key][] = $row;
|
|
|
|
|
} else {
|
|
|
|
|
$all[$key] = $row;
|
|
|
|
|
}
|
|
|
|
|
} while (($row = $this->fetchRow($fetchmode)));
|
|
|
|
|
} elseif ($fetchmode & MDB2_FETCHMODE_FLIPPED) {
|
|
|
|
|
do {
|
|
|
|
|
foreach ($row as $key => $val) {
|
|
|
|
|
$all[$key][] = $val;
|
|
|
|
|
}
|
|
|
|
|
} while (($row = $this->fetchRow($fetchmode)));
|
|
|
|
|
} else {
|
|
|
|
|
do {
|
|
|
|
|
$all[] = $row;
|
|
|
|
|
} while (($row = $this->fetchRow($fetchmode)));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return $all;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function rowCount()
|
|
|
|
|
/**
|
|
|
|
|
* Returns the actual row number that was last fetched (count from 0)
|
|
|
|
|
* @return int
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function rowCount()
|
|
|
|
|
{
|
|
|
|
|
return $this->rownum + 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function numRows()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns the number of rows in a result object
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2 Error Object or the number of rows
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function numRows()
|
|
|
|
|
{
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function nextResult()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Move the internal result pointer to the next available result
|
|
|
|
|
*
|
|
|
|
|
* @return true on success, false if there is no more result set or an error object on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function nextResult()
|
|
|
|
|
{
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getColumnNames()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Retrieve the names of columns returned by the DBMS in a query result or
|
|
|
|
|
* from the cache.
|
|
|
|
|
*
|
|
|
|
|
* @param bool If set to true the values are the column names,
|
|
|
|
|
* otherwise the names of the columns are the keys.
|
|
|
|
|
* @return mixed Array variable that holds the names of columns or an
|
|
|
|
|
* MDB2 error on failure.
|
|
|
|
|
* Some DBMS may not return any columns when the result set
|
|
|
|
|
* does not contain any rows.
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getColumnNames($flip = false)
|
|
|
|
|
{
|
|
|
|
|
if (!isset($this->column_names)) {
|
|
|
|
|
$result = $this->_getColumnNames();
|
|
|
|
|
if (PEAR::isError($result)) {
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
$this->column_names = $result;
|
|
|
|
|
}
|
|
|
|
|
if ($flip) {
|
|
|
|
|
return array_flip($this->column_names);
|
|
|
|
|
}
|
|
|
|
|
return $this->column_names;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function _getColumnNames()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Retrieve the names of columns returned by the DBMS in a query result.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed Array variable that holds the names of columns as keys
|
|
|
|
|
* or an MDB2 error on failure.
|
|
|
|
|
* Some DBMS may not return any columns when the result set
|
|
|
|
|
* does not contain any rows.
|
|
|
|
|
*
|
|
|
|
|
* @access private
|
|
|
|
|
*/
|
|
|
|
|
function _getColumnNames()
|
|
|
|
|
{
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function numCols()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Count the number of columns returned by the DBMS in a query result.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed integer value with the number of columns, a MDB2 error
|
|
|
|
|
* on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function numCols()
|
|
|
|
|
{
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
|
|
|
|
|
'method not implemented', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function getResource()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* return the resource associated with the result object
|
|
|
|
|
*
|
|
|
|
|
* @return resource
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function getResource()
|
|
|
|
|
{
|
|
|
|
|
return $this->result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function bindColumn($column, &$value, $type = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Set bind variable to a column.
|
|
|
|
|
*
|
|
|
|
|
* @param int column number or name
|
|
|
|
|
* @param mixed variable reference
|
|
|
|
|
* @param string specifies the type of the field
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function bindColumn($column, &$value, $type = null)
|
|
|
|
|
{
|
|
|
|
|
if (!is_numeric($column)) {
|
|
|
|
|
$column_names = $this->getColumnNames();
|
|
|
|
|
if ($this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
|
|
|
if ($this->db->options['field_case'] == CASE_LOWER) {
|
|
|
|
|
$column = strtolower($column);
|
|
|
|
|
} else {
|
|
|
|
|
$column = strtoupper($column);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
$column = $column_names[$column];
|
|
|
|
|
}
|
2011-04-16 22:45:57 +04:00
|
|
|
$this->values[$column] =$value;
|
2010-05-04 05:21:57 +04:00
|
|
|
if (!is_null($type)) {
|
|
|
|
|
$this->types[$column] = $type;
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function _assignBindColumns($row)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Bind a variable to a value in the result row.
|
|
|
|
|
*
|
|
|
|
|
* @param array row data
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access private
|
|
|
|
|
*/
|
|
|
|
|
function _assignBindColumns($row)
|
|
|
|
|
{
|
|
|
|
|
$row = array_values($row);
|
|
|
|
|
foreach ($row as $column => $value) {
|
|
|
|
|
if (array_key_exists($column, $this->values)) {
|
|
|
|
|
$this->values[$column] = $value;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function free()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Free the internal resources associated with result.
|
|
|
|
|
*
|
|
|
|
|
* @return bool true on success, false if result is invalid
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function free()
|
|
|
|
|
{
|
|
|
|
|
$this->result = false;
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ class MDB2_Row
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The simple class that accepts row data as an array
|
|
|
|
|
*
|
|
|
|
|
* @package MDB2
|
|
|
|
|
* @category Database
|
|
|
|
|
* @author Lukas Smith <smith@pooteeweet.org>
|
|
|
|
|
*/
|
|
|
|
|
class MDB2_Row
|
|
|
|
|
{
|
|
|
|
|
// {{{ constructor: function __construct(&$row)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* constructor
|
|
|
|
|
*
|
|
|
|
|
* @param resource row data as array
|
|
|
|
|
*/
|
|
|
|
|
function __construct(&$row)
|
|
|
|
|
{
|
|
|
|
|
foreach ($row as $key => $value) {
|
|
|
|
|
$this->$key = &$row[$key];
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ class MDB2_Statement_Common
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The common statement class for MDB2 statement objects
|
|
|
|
|
*
|
|
|
|
|
* @package MDB2
|
|
|
|
|
* @category Database
|
|
|
|
|
* @author Lukas Smith <smith@pooteeweet.org>
|
|
|
|
|
*/
|
|
|
|
|
class MDB2_Statement_Common
|
|
|
|
|
{
|
|
|
|
|
// {{{ Variables (Properties)
|
|
|
|
|
|
|
|
|
|
var $db;
|
|
|
|
|
var $statement;
|
|
|
|
|
var $query;
|
|
|
|
|
var $result_types;
|
|
|
|
|
var $types;
|
|
|
|
|
var $values = array();
|
|
|
|
|
var $limit;
|
|
|
|
|
var $offset;
|
|
|
|
|
var $is_manip;
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ constructor: function __construct(&$db, &$statement, $positions, $query, $types, $result_types, $is_manip = false, $limit = null, $offset = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Constructor
|
|
|
|
|
*/
|
|
|
|
|
function __construct(&$db, &$statement, $positions, $query, $types, $result_types, $is_manip = false, $limit = null, $offset = null)
|
|
|
|
|
{
|
2011-04-16 22:45:57 +04:00
|
|
|
$this->db =$db;
|
|
|
|
|
$this->statement =$statement;
|
2010-05-04 05:21:57 +04:00
|
|
|
$this->positions = $positions;
|
|
|
|
|
$this->query = $query;
|
|
|
|
|
$this->types = (array)$types;
|
|
|
|
|
$this->result_types = (array)$result_types;
|
|
|
|
|
$this->limit = $limit;
|
|
|
|
|
$this->is_manip = $is_manip;
|
|
|
|
|
$this->offset = $offset;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function bindValue($parameter, &$value, $type = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Set the value of a parameter of a prepared query.
|
|
|
|
|
*
|
|
|
|
|
* @param int the order number of the parameter in the query
|
|
|
|
|
* statement. The order number of the first parameter is 1.
|
|
|
|
|
* @param mixed value that is meant to be assigned to specified
|
|
|
|
|
* parameter. The type of the value depends on the $type argument.
|
|
|
|
|
* @param string specifies the type of the field
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function bindValue($parameter, $value, $type = null)
|
|
|
|
|
{
|
|
|
|
|
if (!is_numeric($parameter)) {
|
|
|
|
|
$parameter = preg_replace('/^:(.*)$/', '\\1', $parameter);
|
|
|
|
|
}
|
|
|
|
|
if (!in_array($parameter, $this->positions)) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
|
|
|
|
'Unable to bind to missing placeholder: '.$parameter, __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
$this->values[$parameter] = $value;
|
|
|
|
|
if (!is_null($type)) {
|
|
|
|
|
$this->types[$parameter] = $type;
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function bindValueArray($values, $types = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Set the values of multiple a parameter of a prepared query in bulk.
|
|
|
|
|
*
|
|
|
|
|
* @param array specifies all necessary information
|
|
|
|
|
* for bindValue() the array elements must use keys corresponding to
|
|
|
|
|
* the number of the position of the parameter.
|
|
|
|
|
* @param array specifies the types of the fields
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @see bindParam()
|
|
|
|
|
*/
|
|
|
|
|
function bindValueArray($values, $types = null)
|
|
|
|
|
{
|
|
|
|
|
$types = is_array($types) ? array_values($types) : array_fill(0, count($values), null);
|
|
|
|
|
$parameters = array_keys($values);
|
|
|
|
|
foreach ($parameters as $key => $parameter) {
|
|
|
|
|
$this->db->pushErrorHandling(PEAR_ERROR_RETURN);
|
|
|
|
|
$this->db->expectError(MDB2_ERROR_NOT_FOUND);
|
|
|
|
|
$err = $this->bindValue($parameter, $values[$parameter], $types[$key]);
|
|
|
|
|
$this->db->popExpect();
|
|
|
|
|
$this->db->popErrorHandling();
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
if ($err->getCode() == MDB2_ERROR_NOT_FOUND) {
|
|
|
|
|
//ignore (extra value for missing placeholder)
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function bindParam($parameter, &$value, $type = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Bind a variable to a parameter of a prepared query.
|
|
|
|
|
*
|
|
|
|
|
* @param int the order number of the parameter in the query
|
|
|
|
|
* statement. The order number of the first parameter is 1.
|
|
|
|
|
* @param mixed variable that is meant to be bound to specified
|
|
|
|
|
* parameter. The type of the value depends on the $type argument.
|
|
|
|
|
* @param string specifies the type of the field
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function bindParam($parameter, &$value, $type = null)
|
|
|
|
|
{
|
|
|
|
|
if (!is_numeric($parameter)) {
|
|
|
|
|
$parameter = preg_replace('/^:(.*)$/', '\\1', $parameter);
|
|
|
|
|
}
|
|
|
|
|
if (!in_array($parameter, $this->positions)) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
|
|
|
|
'Unable to bind to missing placeholder: '.$parameter, __FUNCTION__);
|
|
|
|
|
}
|
2011-04-16 22:45:57 +04:00
|
|
|
$this->values[$parameter] =$value;
|
2010-05-04 05:21:57 +04:00
|
|
|
if (!is_null($type)) {
|
|
|
|
|
$this->types[$parameter] = $type;
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function bindParamArray(&$values, $types = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Bind the variables of multiple a parameter of a prepared query in bulk.
|
|
|
|
|
*
|
|
|
|
|
* @param array specifies all necessary information
|
|
|
|
|
* for bindParam() the array elements must use keys corresponding to
|
|
|
|
|
* the number of the position of the parameter.
|
|
|
|
|
* @param array specifies the types of the fields
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
* @see bindParam()
|
|
|
|
|
*/
|
|
|
|
|
function bindParamArray(&$values, $types = null)
|
|
|
|
|
{
|
|
|
|
|
$types = is_array($types) ? array_values($types) : array_fill(0, count($values), null);
|
|
|
|
|
$parameters = array_keys($values);
|
|
|
|
|
foreach ($parameters as $key => $parameter) {
|
|
|
|
|
$err = $this->bindParam($parameter, $values[$parameter], $types[$key]);
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
return $err;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &execute($values = null, $result_class = true, $result_wrap_class = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute a prepared query statement.
|
|
|
|
|
*
|
|
|
|
|
* @param array specifies all necessary information
|
|
|
|
|
* for bindParam() the array elements must use keys corresponding
|
|
|
|
|
* to the number of the position of the parameter.
|
|
|
|
|
* @param mixed specifies which result class to use
|
|
|
|
|
* @param mixed specifies which class to wrap results in
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_Result or integer (affected rows) on success,
|
|
|
|
|
* a MDB2 error on failure
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function &execute($values = null, $result_class = true, $result_wrap_class = false)
|
|
|
|
|
{
|
|
|
|
|
if (is_null($this->positions)) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR, null, null,
|
|
|
|
|
'Prepared statement has already been freed', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$values = (array)$values;
|
|
|
|
|
if (!empty($values)) {
|
|
|
|
|
$err = $this->bindValueArray($values);
|
|
|
|
|
if (PEAR::isError($err)) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR, null, null,
|
|
|
|
|
'Binding Values failed with message: ' . $err->getMessage(), __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
}
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->_execute($result_class, $result_wrap_class);
|
2010-05-04 05:21:57 +04:00
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &_execute($result_class = true, $result_wrap_class = false)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Execute a prepared query statement helper method.
|
|
|
|
|
*
|
|
|
|
|
* @param mixed specifies which result class to use
|
|
|
|
|
* @param mixed specifies which class to wrap results in
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_Result or integer (affected rows) on success,
|
|
|
|
|
* a MDB2 error on failure
|
|
|
|
|
* @access private
|
|
|
|
|
*/
|
|
|
|
|
function &_execute($result_class = true, $result_wrap_class = false)
|
|
|
|
|
{
|
|
|
|
|
$this->last_query = $this->query;
|
|
|
|
|
$query = '';
|
|
|
|
|
$last_position = 0;
|
|
|
|
|
foreach ($this->positions as $current_position => $parameter) {
|
|
|
|
|
if (!array_key_exists($parameter, $this->values)) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
|
|
|
|
'Unable to bind to missing placeholder: '.$parameter, __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
$value = $this->values[$parameter];
|
|
|
|
|
$query.= substr($this->query, $last_position, $current_position - $last_position);
|
|
|
|
|
if (!isset($value)) {
|
|
|
|
|
$value_quoted = 'NULL';
|
|
|
|
|
} else {
|
|
|
|
|
$type = !empty($this->types[$parameter]) ? $this->types[$parameter] : null;
|
|
|
|
|
$value_quoted = $this->db->quote($value, $type);
|
|
|
|
|
if (PEAR::isError($value_quoted)) {
|
|
|
|
|
return $value_quoted;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
$query.= $value_quoted;
|
|
|
|
|
$last_position = $current_position + 1;
|
|
|
|
|
}
|
|
|
|
|
$query.= substr($this->query, $last_position);
|
|
|
|
|
|
|
|
|
|
$this->db->offset = $this->offset;
|
|
|
|
|
$this->db->limit = $this->limit;
|
|
|
|
|
if ($this->is_manip) {
|
|
|
|
|
$result = $this->db->exec($query);
|
|
|
|
|
} else {
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$this->db->query($query, $this->result_types, $result_class, $result_wrap_class);
|
2010-05-04 05:21:57 +04:00
|
|
|
}
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function free()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Release resources allocated for the specified prepared query.
|
|
|
|
|
*
|
|
|
|
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function free()
|
|
|
|
|
{
|
|
|
|
|
if (is_null($this->positions)) {
|
|
|
|
|
return $this->db->raiseError(MDB2_ERROR, null, null,
|
|
|
|
|
'Prepared statement has already been freed', __FUNCTION__);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$this->statement = null;
|
|
|
|
|
$this->positions = null;
|
|
|
|
|
$this->query = null;
|
|
|
|
|
$this->types = null;
|
|
|
|
|
$this->result_types = null;
|
|
|
|
|
$this->limit = null;
|
|
|
|
|
$this->is_manip = null;
|
|
|
|
|
$this->offset = null;
|
|
|
|
|
$this->values = null;
|
|
|
|
|
|
|
|
|
|
return MDB2_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ class MDB2_Module_Common
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The common modules class for MDB2 module objects
|
|
|
|
|
*
|
|
|
|
|
* @package MDB2
|
|
|
|
|
* @category Database
|
|
|
|
|
* @author Lukas Smith <smith@pooteeweet.org>
|
|
|
|
|
*/
|
|
|
|
|
class MDB2_Module_Common
|
|
|
|
|
{
|
|
|
|
|
// {{{ Variables (Properties)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* contains the key to the global MDB2 instance array of the associated
|
|
|
|
|
* MDB2 instance
|
|
|
|
|
*
|
|
|
|
|
* @var int
|
|
|
|
|
* @access protected
|
|
|
|
|
*/
|
|
|
|
|
var $db_index;
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ constructor: function __construct($db_index)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Constructor
|
|
|
|
|
*/
|
|
|
|
|
function __construct($db_index)
|
|
|
|
|
{
|
|
|
|
|
$this->db_index = $db_index;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function &getDBInstance()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Get the instance of MDB2 associated with the module instance
|
|
|
|
|
*
|
|
|
|
|
* @return object MDB2 instance or a MDB2 error on failure
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function &getDBInstance()
|
|
|
|
|
{
|
|
|
|
|
if (isset($GLOBALS['_MDB2_databases'][$this->db_index])) {
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =$GLOBALS['_MDB2_databases'][$this->db_index];
|
2010-05-04 05:21:57 +04:00
|
|
|
} else {
|
2011-04-16 22:45:57 +04:00
|
|
|
$result =MDB2::raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
2010-05-04 05:21:57 +04:00
|
|
|
'could not find MDB2 instance');
|
|
|
|
|
}
|
|
|
|
|
return $result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function MDB2_closeOpenTransactions()
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Close any open transactions form persistent connections
|
|
|
|
|
*
|
|
|
|
|
* @return void
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
function MDB2_closeOpenTransactions()
|
|
|
|
|
{
|
|
|
|
|
reset($GLOBALS['_MDB2_databases']);
|
|
|
|
|
while (next($GLOBALS['_MDB2_databases'])) {
|
|
|
|
|
$key = key($GLOBALS['_MDB2_databases']);
|
|
|
|
|
if ($GLOBALS['_MDB2_databases'][$key]->opened_persistent
|
|
|
|
|
&& $GLOBALS['_MDB2_databases'][$key]->in_transaction
|
|
|
|
|
) {
|
|
|
|
|
$GLOBALS['_MDB2_databases'][$key]->rollback();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
|
|
|
|
// {{{ function MDB2_defaultDebugOutput(&$db, $scope, $message, $is_manip = null)
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* default debug output handler
|
|
|
|
|
*
|
|
|
|
|
* @param object reference to an MDB2 database object
|
|
|
|
|
* @param string usually the method name that triggered the debug call:
|
|
|
|
|
* for example 'query', 'prepare', 'execute', 'parameters',
|
|
|
|
|
* 'beginTransaction', 'commit', 'rollback'
|
|
|
|
|
* @param string message that should be appended to the debug variable
|
|
|
|
|
* @param array contains context information about the debug() call
|
|
|
|
|
* common keys are: is_manip, time, result etc.
|
|
|
|
|
*
|
|
|
|
|
* @return void|string optionally return a modified message, this allows
|
|
|
|
|
* rewriting a query before being issued or prepared
|
|
|
|
|
*
|
|
|
|
|
* @access public
|
|
|
|
|
*/
|
|
|
|
|
function MDB2_defaultDebugOutput(&$db, $scope, $message, $context = array())
|
|
|
|
|
{
|
|
|
|
|
$db->debug_output.= $scope.'('.$db->db_index.'): ';
|
|
|
|
|
$db->debug_output.= $message.$db->getOption('log_line_break');
|
|
|
|
|
return $message;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// }}}
|
2011-04-16 22:55:06 +04:00
|
|
|
?>
|
