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save_xml_file.class.php
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Editing: save_xml_file.class.php
<?php // This file is part of Moodle - http://moodle.org/ // // Moodle is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Moodle 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 General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Moodle. If not, see <http://www.gnu.org/licenses/>. /** * @package tool_xmldb * @copyright 2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com} * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ /** * This class will save one edited xml file * * This class will save the in-session xml structure to its * corresponding xml file, optionally reloading it if editing * is going to continue (unload=false). Else (default) the * file is unloaded once saved. * * @package tool_xmldb * @copyright 2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com} * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class save_xml_file extends XMLDBAction { /** * Init method, every subclass will have its own */ function init() { parent::init(); // Set own custom attributes // Get needed strings $this->loadStrings(array( 'filenotwriteable' => 'tool_xmldb' )); } /** * Invoke method, every class will have its own * returns true/false on completion, setting both * errormsg and output as necessary */ function invoke() { parent::invoke(); $result = true; // Set own core attributes $this->does_generate = ACTION_NONE; // These are always here global $CFG, $XMLDB; // Do the job, setting result as needed // Get the dir containing the file $dirpath = required_param('dir', PARAM_PATH); $dirpath = $CFG->dirroot . $dirpath; $unload = optional_param('unload', true, PARAM_BOOL); // Get the edited dir if (!empty($XMLDB->editeddirs)) { if (isset($XMLDB->editeddirs[$dirpath])) { $editeddir = $XMLDB->editeddirs[$dirpath]; } } // Copy the edited dir over the original one if (!empty($XMLDB->dbdirs)) { if (isset($XMLDB->dbdirs[$dirpath])) { $XMLDB->dbdirs[$dirpath] = unserialize(serialize($editeddir)); $dbdir = $XMLDB->dbdirs[$dirpath]; } } // Check for perms if (!is_writeable($dirpath . '/install.xml')) { $this->errormsg = $this->str['filenotwriteable'] . '(' . $dirpath . '/install.xml)'; return false; } // Save the original dir $result = $dbdir->xml_file->saveXMLFile(); if ($result) { // Delete the edited dir unset ($XMLDB->editeddirs[$dirpath]); // Unload de originaldir unset($XMLDB->dbdirs[$dirpath]->xml_file); unset($XMLDB->dbdirs[$dirpath]->xml_loaded); unset($XMLDB->dbdirs[$dirpath]->xml_changed); unset($XMLDB->dbdirs[$dirpath]->xml_exists); unset($XMLDB->dbdirs[$dirpath]->xml_writeable); } else { $this->errormsg = 'Error saving XML file (' . $dirpath . ')'; return false; } // If unload has been disabled, simulate it by reloading the file now if (!$unload) { return $this->launch('load_xml_file'); } // Launch postaction if exists (leave this here!) if ($this->getPostAction() && $result) { return $this->launch($this->getPostAction()); } // Return ok if arrived here return $result; } }
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