moodle/index.php
2009-08-10 04:53:22 +00:00

214 lines
9.4 KiB
PHP

<?php // $Id$
// index.php - the front page.
///////////////////////////////////////////////////////////////////////////
// //
// NOTICE OF COPYRIGHT //
// //
// Moodle - Modular Object-Oriented Dynamic Learning Environment //
// http://moodle.org //
// //
// Copyright (C) 1999 onwards Martin Dougiamas http://moodle.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 //
// //
///////////////////////////////////////////////////////////////////////////
if (!file_exists('./config.php')) {
header('Location: install.php');
die;
}
require_once('config.php');
require_once($CFG->dirroot .'/course/lib.php');
require_once($CFG->libdir .'/filelib.php');
redirect_if_major_upgrade_required();
if ($CFG->forcelogin) {
require_login();
} else {
user_accesstime_log();
}
/// If the site is currently under maintenance, then print a message
if (!empty($CFG->maintenance_enabled) and !has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM))) {
print_maintenance_message();
}
if (has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM))) {
if (moodle_needs_upgrading()) {
redirect($CFG->wwwroot .'/'. $CFG->admin .'/index.php');
}
} else if (!empty($CFG->mymoodleredirect)) { // Redirect logged-in users to My Moodle overview if required
if (isloggedin() && !isguestuser()) {
redirect($CFG->wwwroot .'/my/index.php');
}
}
if (get_moodle_cookie() == '') {
set_moodle_cookie('nobody'); // To help search for cookies on login page
}
if (!empty($USER->id)) {
add_to_log(SITEID, 'course', 'view', 'view.php?id='.SITEID, SITEID);
}
$PAGE->set_pagetype('site-index');
$PAGE->set_course($SITE);
if (empty($CFG->langmenu)) {
$langmenu = '';
} else {
$currlang = current_language();
$langs = get_list_of_languages();
$select = moodle_select::make_popup_form($CFG->wwwroot .'/index.php', 'lang', $langs, 'chooselang', $currlang);
$select->nothinglabel = false;
$select->set_label(get_accesshide(get_string('language')));
$langmenu = $OUTPUT->select($select);
}
$PAGE->set_other_editing_capability('moodle/course:manageactivities');
$PAGE->set_url('');
$PAGE->set_docs_path('');
$PAGE->set_generaltype('home');
$editing = $PAGE->user_is_editing();
$PAGE->set_title($SITE->fullname);
$PAGE->set_heading($SITE->fullname);
echo $OUTPUT->header('', user_login_string($SITE) . $langmenu);
/// Print Section
if ($SITE->numsections > 0) {
if (!$section = $DB->get_record('course_sections', array('course'=>$SITE->id, 'section'=>1))) {
$DB->delete_records('course_sections', array('course'=>$SITE->id, 'section'=>1)); // Just in case
$section->course = $SITE->id;
$section->section = 1;
$section->summary = '';
$section->sequence = '';
$section->visible = 1;
$section->id = $DB->insert_record('course_sections', $section);
}
if (!empty($section->sequence) or !empty($section->summary) or $editing) {
echo $OUTPUT->box_start('generalbox sitetopic');
/// If currently moving a file then show the current clipboard
if (ismoving($SITE->id)) {
$stractivityclipboard = strip_tags(get_string('activityclipboard', '', $USER->activitycopyname));
echo '<p><font size="2">';
echo "$stractivityclipboard&nbsp;&nbsp;(<a href=\"course/mod.php?cancelcopy=true&amp;sesskey=".sesskey()."\">". get_string('cancel') .'</a>)';
echo '</font></p>';
}
$context = get_context_instance(CONTEXT_COURSE, SITEID);
$summarytext = file_rewrite_pluginfile_urls($section->summary, 'pluginfile.php', $context->id, 'course_section', $section->id);
$summaryformatoptions = new object();
$summaryformatoptions->noclean = true;
echo format_text($summarytext, FORMAT_HTML, $summaryformatoptions);
if ($editing) {
$streditsummary = get_string('editsummary');
echo "<a title=\"$streditsummary\" ".
" href=\"course/editsection.php?id=$section->id\"><img src=\"" . $OUTPUT->old_icon_url('t/edit') . "\" ".
" class=\"iconsmall\" alt=\"$streditsummary\" /></a><br /><br />";
}
get_all_mods($SITE->id, $mods, $modnames, $modnamesplural, $modnamesused);
print_section($SITE, $section, $mods, $modnamesused, true);
if ($editing) {
print_section_add_menus($SITE, $section->section, $modnames);
}
echo $OUTPUT->box_end();
}
}
if (isloggedin() and !isguest() and isset($CFG->frontpageloggedin)) {
$frontpagelayout = $CFG->frontpageloggedin;
} else {
$frontpagelayout = $CFG->frontpage;
}
foreach (explode(',',$frontpagelayout) as $v) {
switch ($v) { /// Display the main part of the front page.
case FRONTPAGENEWS:
if ($SITE->newsitems) { // Print forums only when needed
require_once($CFG->dirroot .'/mod/forum/lib.php');
if (! $newsforum = forum_get_course_forum($SITE->id, 'news')) {
print_error('cannotfindorcreateforum', 'forum');
}
if (!empty($USER->id)) {
$SESSION->fromdiscussion = $CFG->wwwroot;
$subtext = '';
if (forum_is_subscribed($USER->id, $newsforum)) {
if (!forum_is_forcesubscribed($newsforum)) {
$subtext = get_string('unsubscribe', 'forum');
}
} else {
$subtext = get_string('subscribe', 'forum');
}
echo $OUTPUT->heading($newsforum->name, 2, 'headingblock header');
echo '<div class="subscribelink"><a href="mod/forum/subscribe.php?id='.$newsforum->id.'">'.$subtext.'</a></div>';
} else {
echo $OUTPUT->heading($newsforum->name, 2, 'headingblock header');
}
forum_print_latest_discussions($SITE, $newsforum, $SITE->newsitems, 'plain', 'p.modified DESC');
}
break;
case FRONTPAGECOURSELIST:
if (isloggedin() and !has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM)) and !isguest() and empty($CFG->disablemycourses)) {
echo $OUTPUT->heading(get_string('mycourses'), 2, 'headingblock header');
print_my_moodle();
} else if ((!has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM)) and !isguest()) or ($DB->count_records('course') <= FRONTPAGECOURSELIMIT)) {
// admin should not see list of courses when there are too many of them
echo $OUTPUT->heading(get_string('availablecourses'), 2, 'headingblock header');
print_courses(0);
}
break;
case FRONTPAGECATEGORYNAMES:
echo $OUTPUT->heading(get_string('categories'), 2, 'headingblock header');
echo $OUTPUT->box_start('generalbox categorybox');
print_whole_category_list(NULL, NULL, NULL, -1, false);
echo $OUTPUT->box_end();
print_course_search('', false, 'short');
break;
case FRONTPAGECATEGORYCOMBO:
echo $OUTPUT->heading(get_string('categories'), 2, 'headingblock header');
echo $OUTPUT->box_start('generalbox categorybox');
print_whole_category_list(NULL, NULL, NULL, -1, true);
echo $OUTPUT->box_end();
print_course_search('', false, 'short');
break;
case FRONTPAGETOPICONLY: // Do nothing!! :-)
break;
}
echo '<br />';
}
echo $OUTPUT->footer();