index.php

   1 <?php  // $Id$
   2        // index.php - the front page.
   3
   4 ///////////////////////////////////////////////////////////////////////////
   5 //                                                                       //
   6 // NOTICE OF COPYRIGHT                                                   //
   7 //                                                                       //
   8 // Moodle - Modular Object-Oriented Dynamic Learning Environment         //
   9 //          http://moodle.org                                            //
  10 //                                                                       //
  11 // Copyright (C) 1999-2999  Martin Dougiamas  http://moodle.com          //
  12 //                                                                       //
  13 // This program is free software; you can redistribute it and/or modify  //
  14 // it under the terms of the GNU General Public License as published by  //
  15 // the Free Software Foundation; either version 2 of the License, or     //
  16 // (at your option) any later version.                                   //
  17 //                                                                       //
  18 // This program is distributed in the hope that it will be useful,       //
  19 // but WITHOUT ANY WARRANTY; without even the implied warranty of        //
  20 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         //
  21 // GNU General Public License for more details:                          //
  22 //                                                                       //
  23 //          http://www.gnu.org/copyleft/gpl.html                         //
  24 //                                                                       //
  25 ///////////////////////////////////////////////////////////////////////////
  26
  27
  28     if (!file_exists('./config.php')) {
  29         header('Location: install.php');
  30         die;
  31     }
  32
  33 /// Bounds for block widths on this page
  34     define('BLOCK_L_MIN_WIDTH', 160);
  35     define('BLOCK_L_MAX_WIDTH', 210);
  36     define('BLOCK_R_MIN_WIDTH', 160);
  37     define('BLOCK_R_MAX_WIDTH', 210);
  38
  39     require_once('config.php');
  40     require_once($CFG->dirroot .'/course/lib.php');
  41     require_once($CFG->dirroot .'/lib/blocklib.php');
  42
  43     if (empty($SITE)) {
  44         redirect($CFG->wwwroot .'/'. $CFG->admin .'/index.php');
  45     }
  46
  47     if ($CFG->forcelogin) {
  48         require_login();
  49     }
  50
  51     if (has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
  52         if (moodle_needs_upgrading()) {
  53             redirect($CFG->wwwroot .'/'. $CFG->admin .'/index.php');
  54         }
  55     }
  56
  57     if (get_moodle_cookie() == '') {
  58         set_moodle_cookie('nobody');   // To help search for cookies on login page
  59     }
  60
  61     if (!empty($USER->id)) {
  62         add_to_log(SITEID, 'course', 'view', 'view.php?id='.SITEID, SITEID);
  63     }
  64
  65     if (empty($CFG->langmenu)) {
  66         $langmenu = '';
  67     } else {
  68         $currlang = current_language();
  69         $langs = get_list_of_languages();
  70         $langmenu = popup_form ($CFG->wwwroot .'/index.php?lang=', $langs, 'chooselang', $currlang, '', '', '', true);
  71     }
  72
  73     $PAGE       = page_create_object(PAGE_COURSE_VIEW, SITEID);
  74     $pageblocks = blocks_setup($PAGE);
  75     $editing    = $PAGE->user_is_editing();
  76     $preferred_width_left  = bounded_number(BLOCK_L_MIN_WIDTH, blocks_preferred_width($pageblocks[BLOCK_POS_LEFT]),
  77                                             BLOCK_L_MAX_WIDTH);
  78     $preferred_width_right = bounded_number(BLOCK_R_MIN_WIDTH, blocks_preferred_width($pageblocks[BLOCK_POS_RIGHT]),
  79                                             BLOCK_R_MAX_WIDTH);
  80
  81     print_header(strip_tags($SITE->fullname), $SITE->fullname, 'home', '',
  82                  '<meta name="description" content="'. s(strip_tags($SITE->summary)) .'" />',
  83                  true, '', user_login_string($SITE).$langmenu);
  84
  85 ?>
  86
  87
  88 <table id="layout-table">
  89   <tr>
  90   <?php
  91
  92     if (blocks_have_content($pageblocks, BLOCK_POS_LEFT) || $editing) {
  93         echo '<td style="width: '.$preferred_width_left.'px;" id="left-column">';
  94         blocks_print_group($PAGE, $pageblocks, BLOCK_POS_LEFT);
  95         echo '</td>';
  96     }
  97
  98     echo '<td id="middle-column">';
  99
 100
 101 /// Print Section
 102     if ($SITE->numsections > 0) {
 103
 104         if (!$section = get_record('course_sections', 'course', $SITE->id, 'section', 1)) {
 105             delete_records('course_sections', 'course', $SITE->id, 'section', 1); // Just in case
 106             $section->course = $SITE->id;
 107             $section->section = 1;
 108             $section->summary = '';
 109             $section->sequence = '';
 110             $section->visible = 1;
 111             $section->id = insert_record('course_sections', $section);
 112         }
 113
 114         if (!empty($section->sequence) or !empty($section->summary) or $editing) {
 115             print_simple_box_start('center', '100%', '', 5, 'sitetopic');
 116
 117             /// If currently moving a file then show the current clipboard
 118             if (ismoving($SITE->id)) {
 119                 $stractivityclipboard = strip_tags(get_string('activityclipboard', '', addslashes($USER->activitycopyname)));
 120                 echo '<p><font size="2">';
 121                 echo "$stractivityclipboard&nbsp;&nbsp;(<a href=\"course/mod.php?cancelcopy=true&amp;sesskey=$USER->sesskey\">". get_string('cancel') .'</a>)';
 122                 echo '</font></p>';
 123             }
 124
 125             $options = NULL;
 126             $options->noclean = true;
 127             echo format_text($section->summary, FORMAT_HTML, $options);
 128
 129             if ($editing) {
 130                 $streditsummary = get_string('editsummary');
 131                 echo "<a title=\"$streditsummary\" ".
 132                      " href=\"course/editsection.php?id=$section->id\"><img src=\"$CFG->pixpath/t/edit.gif\" ".
 133                      " height=\"11\" width=\"11\" border=\"0\" alt=\"$streditsummary\" /></a><br /><br />";
 134             }
 135
 136             get_all_mods($SITE->id, $mods, $modnames, $modnamesplural, $modnamesused);
 137             print_section($SITE, $section, $mods, $modnamesused, true);
 138
 139             if ($editing) {
 140                 print_section_add_menus($SITE, $section->section, $modnames);
 141             }
 142             print_simple_box_end();
 143         }
 144     }
 145
 146     if (isloggedin() and !isguest() and isset($CFG->frontpageloggedin)) {
 147         $frontpagelayout = $CFG->frontpageloggedin;
 148     } else {
 149         $frontpagelayout = $CFG->frontpage;
 150     }
 151
 152     foreach (explode(',',$frontpagelayout) as $v) {
 153         switch ($v) {     /// Display the main part of the front page.
 154             case strval(FRONTPAGENEWS):
 155                 if ($SITE->newsitems) { // Print forums only when needed
 156                     require_once($CFG->dirroot .'/mod/forum/lib.php');
 157
 158                     if (! $newsforum = forum_get_course_forum($SITE->id, 'news')) {
 159                         error('Could not find or create a main news forum for the site');
 160                     }
 161
 162                     if (!empty($USER->id)) {
 163                         $SESSION->fromdiscussion = $CFG->wwwroot;
 164                         if (forum_is_subscribed($USER->id, $newsforum->id)) {
 165                             $subtext = get_string('unsubscribe', 'forum');
 166                         } else {
 167                             $subtext = get_string('subscribe', 'forum');
 168                         }
 169                         $headertext = '<table width="100%" border="0" cellspacing="0" cellpadding="0"><tr>'.
 170                             '<td><div class="title">'.$newsforum->name.'</div></td>'.
 171                             '<td><div class="link"><a href="mod/forum/subscribe.php?id='.$newsforum->id.'">'.$subtext.'</a></div></td>'.
 172                             '</tr></table>';
 173                     } else {
 174                         $headertext = $newsforum->name;
 175                     }
 176
 177                     print_heading_block($headertext);
 178                     forum_print_latest_discussions($SITE, $newsforum, $SITE->newsitems, 'plain', 'p.modified DESC');
 179                 }
 180             break;
 181
 182             case FRONTPAGECOURSELIST:
 183
 184                 if (isloggedin() and !has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM, SITEID)) and !isguest() and empty($CFG->disablemycourses)) {
 185                     print_heading_block(get_string('mycourses'));
 186                     print_my_moodle();
 187                 } else if ((!has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM, SITEID)) and !isguest()) or (count_records('course') <= FRONTPAGECOURSELIMIT)) {
 188                     // admin should not see list of courses when there are too many of them
 189                     print_heading_block(get_string('availablecourses'));
 190                     print_courses(0, '100%', true);
 191                 }
 192             break;
 193
 194             case FRONTPAGECATEGORYNAMES:
 195
 196                 print_heading_block(get_string('categories'));
 197                 print_simple_box_start('center', '100%', '', 5, 'categorybox');
 198                 print_whole_category_list(NULL, NULL, NULL, -1, false);
 199                 print_simple_box_end();
 200                 print_course_search('', false, 'short');
 201             break;
 202
 203             case FRONTPAGECATEGORYCOMBO:
 204
 205                 print_heading_block(get_string('categories'));
 206                 print_simple_box_start('center', '100%', '', 5, 'categorybox');
 207                 print_whole_category_list(NULL, NULL, NULL, -1, true);
 208                 print_simple_box_end();
 209                 print_course_search('', false, 'short');
 210             break;
 211
 212             case FRONTPAGETOPICONLY:    // Do nothing!!  :-)
 213             break;
 214
 215         }
 216         echo '<br />';
 217     }
 218
 219     echo '</td>';
 220
 221     // The right column
 222     if (blocks_have_content($pageblocks, BLOCK_POS_RIGHT) || $editing || has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
 223         echo '<td style="width: '.$preferred_width_right.'px;" id="right-column">';
 224         if (has_capability('moodle/course:update', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
 225             echo '<div align="center">'.update_course_icon($SITE->id).'</div>';
 226             echo '<br />';
 227         }
 228         blocks_print_group($PAGE, $pageblocks, BLOCK_POS_RIGHT);
 229         echo '</td>';
 230     }
 231 ?>
 232
 233   </tr>
 234 </table>
 235
 236 <?php
 237     print_footer('home');     // Please do not modify this line
 238 ?>