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moodle/admin/xmldb/actions/load_xml_files/load_xml_files.class.php
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3.8 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 load every XML file to memory if necessary
class load_xml_files extends XMLDBAction {
/**
* Init method, every subclass will have its own
*/
function init() {
parent::init();
/// Set own core attributes
$this->can_subaction = ACTION_NONE;
//$this->can_subaction = ACTION_HAVE_SUBACTIONS;
/// Set own custom attributes
/// Get needed strings
$this->loadStrings(array(
/// 'key' => 'module',
));
}
/**
* 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
$this->does_generate = ACTION_NONE;
//$this->does_generate = ACTION_GENERATE_HTML;
/// These are always here
global $CFG, $XMLDB;
/// Do the job, setting $result as needed
/// Iterate over $XMLDB->dbdirs, loading their XML data to memory
if ($XMLDB->dbdirs) {
$dbdirs =& $XMLDB->dbdirs;
foreach ($dbdirs as $dbdir) {
/// Set some defaults
$dbdir->xml_exists = false;
$dbdir->xml_writeable = false;
$dbdir->xml_loaded = false;
///Only if the directory exists
if (!$dbdir->path_exists) {
continue;
}
$xmldb_file = new XMLDBFile($dbdir->path . '/install.xml');
/// Set dbdir as necessary
if ($xmldb_file->fileExists()) {
$dbdir->xml_exists = true;
}
if ($xmldb_file->fileWriteable()) {
$dbdir->xml_writeable = true;
}
/// Load the XML contents to structure
$loaded = $xmldb_file->loadXMLStructure();
if ($loaded && $xmldb_file->isLoaded()) {
$dbdir->xml_loaded = true;
}
$dbdir->xml_file = $xmldb_file;
}
}
return $result;
}
}
?>