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moodle/admin/xmldb/actions/save_xml_file/save_xml_file.class.php
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4.2 KiB
PHP

<?php // $Id$
///////////////////////////////////////////////////////////////////////////
// //
// NOTICE OF COPYRIGHT //
// //
// Moodle - Modular Object-Oriented Dynamic Learning Environment //
// http://moodle.com //
// //
// Copyright (C) 2001-3001 Martin Dougiamas http://dougiamas.com //
// (C) 2001-3001 Eloy Lafuente (stronk7) http://contiento.com //
// //
// This program 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 2 of the License, or //
// (at your option) any later version. //
// //
// This program 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: //
// //
// http://www.gnu.org/copyleft/gpl.html //
// //
///////////////////////////////////////////////////////////////////////////
/// This class will save one edited xml file
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' => '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 = $CFG->dirroot . stripslashes_safe($dirpath);
/// 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];
}
}
/// Chech 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 (' . $dirpath . ')';
return false;
}
/// Launch postaction if exists (leave this here!)
if ($this->getPostAction() && $result) {
return $this->launch($this->getPostAction());
}
/// Return ok if arrived here
return $result;
}
}
?>