mirror of
https://github.com/moodle/moodle.git
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129 lines
5.7 KiB
PHP
129 lines
5.7 KiB
PHP
<?php
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///////////////////////////////////////////////////////////////////////////
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// //
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// NOTICE OF COPYRIGHT //
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// //
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// Moodle - Modular Object-Oriented Dynamic Learning Environment //
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// http://moodle.com //
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// //
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// Copyright (C) 1999 onwards Martin Dougiamas http://dougiamas.com //
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// (C) 2001-3001 Eloy Lafuente (stronk7) http://contiento.com //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation; either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// This program 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 General Public License for more details: //
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// //
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// http://www.gnu.org/copyleft/gpl.html //
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// //
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///////////////////////////////////////////////////////////////////////////
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/// This is the main script for the complete XMLDB interface. From here
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/// all the actions supported will be launched.
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require_once('../../config.php');
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require_once($CFG->libdir.'/adminlib.php');
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require_once($CFG->libdir.'/ddllib.php');
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/// Add required XMLDB action classes
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require_once('actions/XMLDBAction.class.php');
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require_once('actions/XMLDBCheckAction.class.php');
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admin_externalpage_setup('xmldbeditor');
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/// Add other used libraries
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require_once($CFG->libdir . '/xmlize.php');
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/// Handle session data
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global $XMLDB;
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/// State is stored in session - we have to serialise it because the classes are not loaded when creating session
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if (!isset($SESSION->xmldb)) {
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$XMLDB = new stdClass;
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} else {
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$XMLDB = unserialize($SESSION->xmldb);
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}
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/// Some previous checks
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$site = get_site();
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require_login();
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require_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM));
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/// Body of the script, based on action, we delegate the work
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$action = optional_param ('action', 'main_view', PARAM_ALPHAEXT);
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/// Get the action path and invoke it
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$actionsroot = "$CFG->dirroot/$CFG->admin/xmldb/actions";
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$actionclass = $action . '.class.php';
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$actionpath = "$actionsroot/$action/$actionclass";
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/// Load and invoke the proper action
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if (file_exists($actionpath) && is_readable($actionpath)) {
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require_once($actionpath);
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if ($xmldb_action = new $action) {
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//Invoke it
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$result = $xmldb_action->invoke();
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// store the result in session
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$SESSION->xmldb = serialize($XMLDB);
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if ($result) {
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/// Based on getDoesGenerate()
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switch ($xmldb_action->getDoesGenerate()) {
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case ACTION_GENERATE_HTML:
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$action = optional_param('action', '', PARAM_ALPHAEXT);
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$postaction = optional_param('postaction', '', PARAM_ALPHAEXT);
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/// If the js exists, load it
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if ($action) {
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$script = $CFG->admin . '/xmldb/actions/' . $action . '/' . $action . '.js';
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$file = $CFG->dirroot . '/' . $script;
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if (file_exists($file) && is_readable($file)) {
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$PAGE->requires->js('/'.$script);
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} else if ($postaction) {
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/// Try to load the postaction javascript if exists
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$script = $CFG->admin . '/xmldb/actions/' . $postaction . '/' . $postaction . '.js';
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$file = $CFG->dirroot . '/' . $script;
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if (file_exists($file) && is_readable($file)) {
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$PAGE->requires->js('/'.$script);
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}
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}
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}
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/// Go with standard admin header
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echo $OUTPUT->header();
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echo $OUTPUT->heading($xmldb_action->getTitle());
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echo $xmldb_action->getOutput();
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echo $OUTPUT->footer();
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break;
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case ACTION_GENERATE_XML:
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header('Content-type: application/xhtml+xml; charset=utf-8');
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echo $xmldb_action->getOutput();
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break;
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}
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} else {
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//TODO: need more detailed error info
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print_error('xmldberror');
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}
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} else {
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$a = new stdClass();
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$a->action = $action;
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$a->actionclass = $actionclass;
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print_error('cannotinstantiateclass', 'xmldb', '', $a);
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}
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} else {
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print_error('invalidaction');
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}
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if ($xmldb_action->getDoesGenerate() != ACTION_GENERATE_XML) {
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if (debugging()) {
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///print_object($XMLDB);
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}
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}
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