Use a parser to read custom mount configuration instead of including the php files
This commit is contained in:
Robin Appelman
parent
425d41aaf9
commit
46626915ef
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@ -279,13 +279,14 @@ class OC_Mount_Config {
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* @return array
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*/
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private static function readData($isPersonal) {
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$parser = new \OC\ArrayParser();
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if ($isPersonal) {
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$file = OC_User::getHome(OCP\User::getUser()).'/mount.php';
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} else {
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$file = OC::$SERVERROOT.'/config/mount.php';
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}
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if (is_file($file)) {
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$mountPoints = include $file;
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$mountPoints = $parser->parsePHP(file_get_contents($file));
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if (is_array($mountPoints)) {
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return $mountPoints;
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}
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@ -0,0 +1,189 @@
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<?php
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/**
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* @author Robin Appelman
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* @copyright 2013 Robin Appelman icewind@owncloud.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OC;
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class SyntaxException extends \Exception {
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}
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class ArrayParser {
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const TYPE_NUM = 1;
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const TYPE_BOOL = 2;
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const TYPE_STRING = 3;
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const TYPE_ARRAY = 4;
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function parsePHP($string) {
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$string = $this->stripPHPTags($string);
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$string = $this->stripAssignAndReturn($string);
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return $this->parse($string);
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}
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function stripPHPTags($string) {
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$string = trim($string);
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if (substr($string, 0, 5) === '<?php') {
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$string = substr($string, 5);
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}
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if (substr($string, -2) === '?>') {
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$string = substr($string, 0, -2);
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}
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return $string;
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}
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function stripAssignAndReturn($string) {
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$string = trim($string);
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if (substr($string, 0, 6) === 'return') {
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$string = substr($string, 6);
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}
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if (substr($string, 0, 1) === '$') {
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list(, $string) = explode('=', $string, 2);
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}
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return $string;
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}
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function parse($string) {
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$string = trim($string);
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$string = trim($string, ';');
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switch ($this->getType($string)) {
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case self::TYPE_NUM:
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return $this->parseNum($string);
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case self::TYPE_BOOL:
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return $this->parseBool($string);
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case self::TYPE_STRING:
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return $this->parseString($string);
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case self::TYPE_ARRAY:
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return $this->parseArray($string);
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}
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return null;
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}
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function getType($string) {
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$string = strtolower($string);
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$first = substr($string, 0, 1);
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$last = substr($string, -1, 1);
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$arrayFirst = substr($string, 0, 5);
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if (($first === '"' or $first === "'") and ($last === '"' or $last === "'")) {
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return self::TYPE_STRING;
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} elseif ($string === 'false' or $string === 'true') {
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return self::TYPE_BOOL;
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} elseif ($arrayFirst === 'array' and $last === ')') {
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return self::TYPE_ARRAY;
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} else {
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return self::TYPE_NUM;
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}
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}
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function parseString($string) {
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return substr($string, 1, -1);
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}
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function parseNum($string) {
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return intval($string);
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}
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function parseBool($string) {
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$string = strtolower($string);
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return $string === 'true';
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}
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function parseArray($string) {
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$body = substr($string, 5);
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$body = trim($body);
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$body = substr($body, 1, -1);
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$items = $this->splitArray($body);
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$result = array();
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$lastKey = -1;
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foreach ($items as $item) {
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$item = trim($item);
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if ($item) {
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if (strpos($item, '=>')) {
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list($key, $value) = explode('=>', $item, 2);
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$key = $this->parse($key);
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$value = $this->parse($value);
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} else {
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$key = ++$lastKey;
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$value = $item;
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}
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if (is_numeric($key)) {
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$lastKey = $key;
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}
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$result[$key] = $value;
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}
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}
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return $result;
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}
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function splitArray($body) {
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$inSingleQuote = false;//keep track if we are inside quotes
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$inDoubleQuote = false;
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$bracketDepth = 0;//keep track if we are inside brackets
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$parts = array();
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$start = 0;
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$escaped = false;//keep track if we are after an escape character
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$skips = array();//keep track of the escape characters we need to remove from the result
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if (substr($body, -1, 1) !== ',') {
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$body .= ',';
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}
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for ($i = 0; $i < strlen($body); $i++) {
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$char = substr($body, $i, 1);
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if ($char === '\\') {
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if ($escaped) {
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array_unshift($skips, $i - 1);
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}
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$escaped = !$escaped;
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} else {
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if ($char === '"' and !$inSingleQuote) {
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if ($escaped) {
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array_unshift($skips, $i - 1);
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} else {
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$inDoubleQuote = !$inDoubleQuote;
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}
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} elseif ($char === "'" and !$inDoubleQuote) {
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if ($escaped) {
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array_unshift($skips, $i - 1);
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} else {
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$inSingleQuote = !$inSingleQuote;
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}
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} elseif (!$inDoubleQuote and !$inSingleQuote) {
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if ($char === '(') {
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$bracketDepth++;
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} elseif ($char === ')') {
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if ($bracketDepth <= 0) {
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throw new SyntaxException;
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} else {
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$bracketDepth--;
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}
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} elseif ($bracketDepth === 0 and $char === ',') {
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$part = substr($body, $start, $i - $start);
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foreach ($skips as $skip) {
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$part = substr($part, 0, $skip - $start) . substr($part, $skip - $start + 1);
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}
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$parts[] = $part;
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$start = $i + 1;
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$skips = array();
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}
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}
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$escaped = false;
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}
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}
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return $parts;
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}
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}
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@ -215,9 +215,11 @@ class Filesystem {
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if ($user == '') {
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$user = \OC_User::getUser();
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}
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$parser = new \OC\ArrayParser();
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// Load system mount points
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if (is_file(\OC::$SERVERROOT . '/config/mount.php')) {
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$mountConfig = include 'config/mount.php';
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$mountConfig = $parser->parsePHP(file_get_contents(\OC::$SERVERROOT . '/config/mount.php'));
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if (isset($mountConfig['global'])) {
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foreach ($mountConfig['global'] as $mountPoint => $options) {
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self::mount($options['class'], $options['options'], $mountPoint);
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@ -254,7 +256,7 @@ class Filesystem {
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$root = \OC_User::getHome($user);
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self::mount('\OC\Files\Storage\Local', array('datadir' => $root), $user);
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if (is_file($root . '/mount.php')) {
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$mountConfig = include $root . '/mount.php';
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$mountConfig = $parser->parsePHP(file_get_contents($root . '/mount.php'));
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if (isset($mountConfig['user'][$user])) {
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foreach ($mountConfig['user'][$user] as $mountPoint => $options) {
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self::mount($options['class'], $options['options'], $mountPoint);
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@ -613,11 +615,11 @@ class Filesystem {
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}
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/**
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* Get the owner for a file or folder
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*
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* @param string $path
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* @return string
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*/
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* Get the owner for a file or folder
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*
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* @param string $path
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* @return string
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*/
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public static function getOwner($path) {
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return self::$defaultInstance->getOwner($path);
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}
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