nextcloud/apps/contacts/lib/vcard.php

318 lines
8.6 KiB
PHP

<?php
/**
* ownCloud - Addressbook
*
* @author Jakob Sack
* @copyright 2011 Jakob Sack mail@jakobsack.de
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
/*
*
* The following SQL statement is just a help for developers and will not be
* executed!
*
* CREATE TABLE contacts_cards (
* id INT(11) UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
* addressbookid INT(11) UNSIGNED NOT NULL,
* fullname VARCHAR(255),
* carddata TEXT,
* uri VARCHAR(100),
* lastmodified INT(11) UNSIGNED
* );
*/
/**
* This class manages our vCards
*/
class OC_Contacts_VCard{
/**
* @brief Returns all cards of an address book
* @param integer $id
* @return array
*
* The cards are associative arrays. You'll find the original vCard in
* ['carddata']
*/
public static function all($id){
if(is_array($id)) {
$id_sql = join(',', array_fill(0, count($id), '?'));
$prep = 'SELECT * FROM *PREFIX*contacts_cards WHERE addressbookid IN ('.$id_sql.') ORDER BY fullname';
try {
$stmt = OC_DB::prepare( $prep );
$result = $stmt->execute($id);
} catch(Exception $e) {
OC_Log::write('contacts','OC_Contacts_VCard:all:, exception: '.$e->getMessage(),OC_Log::DEBUG);
OC_Log::write('contacts','OC_Contacts_VCard:all, ids: '.join(',', $id),OC_Log::DEBUG);
OC_Log::write('contacts','SQL:'.$prep,OC_Log::DEBUG);
}
} else {
$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*contacts_cards WHERE addressbookid = ? ORDER BY fullname' );
$result = $stmt->execute(array($id));
}
$cards = array();
while( $row = $result->fetchRow()){
$cards[] = $row;
}
return $cards;
}
/**
* @brief Returns a card
* @param integer $id
* @return associative array
*/
public static function find($id){
$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*contacts_cards WHERE id = ?' );
$result = $stmt->execute(array($id));
return $result->fetchRow();
}
/**
* @brief finds a card by its DAV Data
* @param integer $aid Addressbook id
* @param string $uri the uri ('filename')
* @return associative array
*/
public static function findWhereDAVDataIs($aid,$uri){
$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*contacts_cards WHERE addressbookid = ? AND uri = ?' );
$result = $stmt->execute(array($aid,$uri));
return $result->fetchRow();
}
/**
* @brief Adds a card
* @param integer $id Addressbook id
* @param string $data vCard file
* @return insertid
*/
public static function add($id,$data){
$fn = null;
$card = OC_VObject::parse($data);
if(!is_null($card)){
$fn = $card->getAsString('FN');
$uid = $card->getAsString('UID');
if(is_null($uid)){
$card->setUID();
$uid = $card->getAsString('UID');
$data = $card->serialize();
};
$uri = $uid.'.vcf';
// VCARD must have a version
$version = $card->getAsString('VERSION');
// Add version if needed
if(is_null($version)){
$card->add(new Sabre_VObject_Property('VERSION','3.0'));
$data = $card->serialize();
}
}
else{
// that's hard. Creating a UID and not saving it
$uid = self::createUID();
$uri = $uid.'.vcf';
};
$stmt = OC_DB::prepare( 'INSERT INTO *PREFIX*contacts_cards (addressbookid,fullname,carddata,uri,lastmodified) VALUES(?,?,?,?,?)' );
$result = $stmt->execute(array($id,$fn,$data,$uri,time()));
$newid = OC_DB::insertid('*PREFIX*contacts_cards');
OC_Contacts_Addressbook::touch($id);
return $newid;
}
/**
* @brief Adds a card with the data provided by sabredav
* @param integer $id Addressbook id
* @param string $uri the uri the card will have
* @param string $data vCard file
* @return insertid
*/
public static function addFromDAVData($id,$uri,$data){
$fn = null;
$card = OC_VObject::parse($data);
if(!is_null($card)){
foreach($card->children as $property){
if($property->name == 'FN'){
$fn = $property->value;
}
}
}
$stmt = OC_DB::prepare( 'INSERT INTO *PREFIX*contacts_cards (addressbookid,fullname,carddata,uri,lastmodified) VALUES(?,?,?,?,?)' );
$result = $stmt->execute(array($id,$fn,$data,$uri,time()));
OC_Contacts_Addressbook::touch($id);
return OC_DB::insertid('*PREFIX*contacts_cards');
}
/**
* @brief edits a card
* @param integer $id id of card
* @param string $data vCard file
* @return boolean
*/
public static function edit($id, $data){
$oldcard = self::find($id);
$fn = null;
$card = OC_VObject::parse($data);
if(!is_null($card)){
foreach($card->children as $property){
if($property->name == 'FN'){
$fn = $property->value;
}
}
}
$stmt = OC_DB::prepare( 'UPDATE *PREFIX*contacts_cards SET fullname = ?,carddata = ?, lastmodified = ? WHERE id = ?' );
$result = $stmt->execute(array($fn,$data,time(),$id));
OC_Contacts_Addressbook::touch($oldcard['addressbookid']);
return true;
}
/**
* @brief edits a card with the data provided by sabredav
* @param integer $id Addressbook id
* @param string $uri the uri of the card
* @param string $data vCard file
* @return boolean
*/
public static function editFromDAVData($aid,$uri,$data){
$oldcard = self::findWhereDAVDataIs($aid,$uri);
$fn = null;
$card = OC_VObject::parse($data);
if(!is_null($card)){
foreach($card->children as $property){
if($property->name == 'FN'){
$fn = $property->value;
}
}
}
$stmt = OC_DB::prepare( 'UPDATE *PREFIX*contacts_cards SET fullname = ?,carddata = ?, lastmodified = ? WHERE id = ?' );
$result = $stmt->execute(array($fn,$data,time(),$oldcard['id']));
OC_Contacts_Addressbook::touch($oldcard['addressbookid']);
return true;
}
/**
* @brief deletes a card
* @param integer $id id of card
* @return boolean
*/
public static function delete($id){
$stmt = OC_DB::prepare( 'DELETE FROM *PREFIX*contacts_cards WHERE id = ?' );
$stmt->execute(array($id));
return true;
}
/**
* @brief Creates a UID
* @return string
*/
public static function createUID(){
return substr(md5(rand().time()),0,10);
}
/**
* @brief deletes a card with the data provided by sabredav
* @param integer $aid Addressbook id
* @param string $uri the uri of the card
* @return boolean
*/
public static function deleteFromDAVData($aid,$uri){
$stmt = OC_DB::prepare( 'DELETE FROM *PREFIX*contacts_cards WHERE addressbookid = ? AND uri=?' );
$stmt->execute(array($aid,$uri));
return true;
}
/**
* @brief Data structure of vCard
* @param object $property
* @return associative array
*
* look at code ...
*/
public static function structureContact($object){
$details = array();
foreach($object->children as $property){
$temp = self::structureProperty($property);
if(array_key_exists($property->name,$details)){
$details[$property->name][] = $temp;
}
else{
$details[$property->name] = array($temp);
}
}
return $details;
}
/**
* @brief Data structure of properties
* @param object $property
* @return associative array
*
* returns an associative array with
* ['name'] name of property
* ['value'] htmlspecialchars escaped value of property
* ['parameters'] associative array name=>value
* ['checksum'] checksum of whole property
*/
public static function structureProperty($property){
$value = $property->value;
$value = htmlspecialchars($value);
if($property->name == 'ADR' || $property->name == 'N'){
$value = OC_VObject::unescapeSemicolons($value);
}
$temp = array(
'name' => $property->name,
'value' => $value,
'parameters' => array(),
'checksum' => md5($property->serialize()));
foreach($property->parameters as $parameter){
// Faulty entries by kaddressbook
if($parameter->name == 'TYPE' && $parameter->value == 'PREF'){
$parameter->name = 'PREF';
$parameter->value = '1';
}
if ($property->name == 'TEL' && $parameter->name == 'TYPE'){
if (isset($temp['parameters'][$parameter->name])){
$temp['parameters'][$parameter->name][] = $parameter->value;
}
else{
$temp['parameters'][$parameter->name] = array($parameter->value);
}
}
else{
$temp['parameters'][$parameter->name] = $parameter->value;
}
}
return $temp;
}
}