index.php

   1 <?php  // $Id$
   2        // index.php - the front page.
   3
   4     if (!file_exists('./config.php')) {
   5         header('Location: install.php');
   6         die;
   7     }
   8
   9 /// Bounds for block widths on this page
  10     define('BLOCK_L_MIN_WIDTH', 160);
  11     define('BLOCK_L_MAX_WIDTH', 210);
  12     define('BLOCK_R_MIN_WIDTH', 160);
  13     define('BLOCK_R_MAX_WIDTH', 210);
  14
  15     require_once('config.php');
  16     require_once($CFG->dirroot .'/course/lib.php');
  17     require_once($CFG->dirroot .'/lib/blocklib.php');
  18
  19     if (empty($SITE)) {
  20         redirect($CFG->wwwroot .'/'. $CFG->admin .'/index.php');
  21     }
  22
  23     if ($CFG->forcelogin) {
  24         require_login();
  25     }
  26
  27     if (isadmin()) {
  28         if (moodle_needs_upgrading()) {
  29             redirect($CFG->wwwroot .'/'. $CFG->admin .'/index.php');
  30         }
  31     }
  32
  33     if (get_moodle_cookie() == '') {
  34         set_moodle_cookie('nobody');   // To help search for cookies on login page
  35     }
  36
  37     if (!empty($USER->id)) {
  38         add_to_log(SITEID, 'course', 'view', 'view.php?id='.SITEID, SITEID);
  39     }
  40
  41     if (empty($CFG->langmenu)) {
  42         $langmenu = '';
  43     } else {
  44         $currlang = current_language();
  45         $langs = get_list_of_languages();
  46         $langmenu = popup_form ($CFG->wwwroot .'/index.php?lang=', $langs, 'chooselang', $currlang, '', '', '', true);
  47     }
  48
  49     $PAGE       = page_create_object(PAGE_COURSE_VIEW, SITEID);
  50     $pageblocks = blocks_setup($PAGE);
  51     $editing    = $PAGE->user_is_editing();
  52     $preferred_width_left  = bounded_number(BLOCK_L_MIN_WIDTH, blocks_preferred_width($pageblocks[BLOCK_POS_LEFT]),
  53                                             BLOCK_L_MAX_WIDTH);
  54     $preferred_width_right = bounded_number(BLOCK_R_MIN_WIDTH, blocks_preferred_width($pageblocks[BLOCK_POS_RIGHT]),
  55                                             BLOCK_R_MAX_WIDTH);
  56
  57     print_header(strip_tags($SITE->fullname), $SITE->fullname, 'home', '',
  58                  '<meta name="description" content="'. s(strip_tags($SITE->summary)) .'" />',
  59                  true, '', user_login_string($SITE).$langmenu);
  60
  61 ?>
  62
  63
  64 <table id="layout-table">
  65   <tr>
  66   <?php
  67
  68     if (blocks_have_content($pageblocks, BLOCK_POS_LEFT) || $editing) {
  69         echo '<td style="width: '.$preferred_width_left.'px;" id="left-column">';
  70         blocks_print_group($PAGE, $pageblocks, BLOCK_POS_LEFT);
  71         echo '</td>';
  72     }
  73
  74     echo '<td id="middle-column">';
  75
  76
  77 /// Print Section
  78     if ($SITE->numsections > 0) {
  79
  80         if (!$section = get_record('course_sections', 'course', $SITE->id, 'section', 1)) {
  81             delete_records('course_sections', 'course', $SITE->id, 'section', 1); // Just in case
  82             $section->course = $SITE->id;
  83             $section->section = 1;
  84             $section->summary = '';
  85             $section->sequence = '';
  86             $section->visible = 1;
  87             $section->id = insert_record('course_sections', $section);
  88         }
  89
  90         if (!empty($section->sequence) or !empty($section->summary) or $editing) {
  91             print_simple_box_start('center', '100%', '', 5, 'sitetopic');
  92
  93             /// If currently moving a file then show the current clipboard
  94             if (ismoving($SITE->id)) {
  95                 $stractivityclipboard = strip_tags(get_string('activityclipboard', '', addslashes($USER->activitycopyname)));
  96                 echo '<p><font size="2">';
  97                 echo "$stractivityclipboard&nbsp;&nbsp;(<a href=\"course/mod.php?cancelcopy=true&amp;sesskey=$USER->sesskey\">". get_string('cancel') .'</a>)';
  98                 echo '</font></p>';
  99             }
 100
 101             $options = NULL;
 102             $options->noclean = true;
 103             echo format_text($section->summary, FORMAT_HTML, $options);
 104
 105             if ($editing) {
 106                 $streditsummary = get_string('editsummary');
 107                 echo "<a title=\"$streditsummary\" ".
 108                      " href=\"course/editsection.php?id=$section->id\"><img src=\"$CFG->pixpath/t/edit.gif\" ".
 109                      " height=\"11\" width=\"11\" border=\"0\" alt=\"$streditsummary\" /></a><br /><br />";
 110             }
 111
 112             get_all_mods($SITE->id, $mods, $modnames, $modnamesplural, $modnamesused);
 113             print_section($SITE, $section, $mods, $modnamesused, true);
 114
 115             if ($editing) {
 116                 print_section_add_menus($SITE, $section->section, $modnames);
 117             }
 118             print_simple_box_end();
 119         }
 120     }
 121
 122     foreach (explode(',',$CFG->frontpage) as $v) {
 123         switch ($v) {     /// Display the main part of the front page.
 124             case strval(FRONTPAGENEWS):
 125                 if ($SITE->newsitems) { // Print forums only when needed
 126                     require_once($CFG->dirroot .'/mod/forum/lib.php');
 127
 128                     if (! $newsforum = forum_get_course_forum($SITE->id, 'news')) {
 129                         error('Could not find or create a main news forum for the site');
 130                     }
 131
 132                     if (isset($USER->id)) {
 133                         $SESSION->fromdiscussion = $CFG->wwwroot;
 134                         if (forum_is_subscribed($USER->id, $newsforum->id)) {
 135                             $subtext = get_string('unsubscribe', 'forum');
 136                         } else {
 137                             $subtext = get_string('subscribe', 'forum');
 138                         }
 139                         $headertext = '<table width="100%" border="0" cellspacing="0" cellpadding="0"><tr>'.
 140                             '<td><div class="title">'.$newsforum->name.'</div></td>'.
 141                             '<td><div class="link"><a href="mod/forum/subscribe.php?id='.$newsforum->id.'">'.$subtext.'</a></div></td>'.
 142                             '</tr></table>';
 143                     } else {
 144                         $headertext = $newsforum->name;
 145                     }
 146
 147                     print_heading_block($headertext);
 148                     forum_print_latest_discussions($SITE, $newsforum, $SITE->newsitems, 'plain', 'p.modified DESC');
 149                 }
 150             break;
 151
 152             case FRONTPAGECOURSELIST:
 153
 154                 if (isloggedin() && !isset($USER->admin) && empty($CFG->disablemycourses)) {
 155                     print_heading_block(get_string('mycourses'));
 156                     print_my_moodle();
 157                 } else {
 158                     print_heading_block(get_string('availablecourses'));
 159                     print_courses(0, '100%', true);
 160                 }
 161             break;
 162
 163             case FRONTPAGECATEGORYNAMES:
 164
 165                 print_heading_block(get_string('categories'));
 166                 print_simple_box_start('center', '100%', '', 5, 'categorybox');
 167                 print_whole_category_list();
 168                 print_simple_box_end();
 169                 print_course_search('', false, 'short');
 170             break;
 171
 172             case FRONTPAGETOPICONLY:    // Do nothing!!  :-)
 173             break;
 174
 175         }
 176         echo '<br />';
 177     }
 178
 179     echo '</td>';
 180
 181
 182     // The right column
 183     if (blocks_have_content($pageblocks, BLOCK_POS_RIGHT) || $editing || isadmin()) {
 184         echo '<td style="width: '.$preferred_width_right.'px;" id="right-column">';
 185         if (isadmin()) {
 186             echo '<div align="center">'.update_course_icon($SITE->id).'</div>';
 187             echo '<br />';
 188         }
 189         blocks_print_group($PAGE, $pageblocks, BLOCK_POS_RIGHT);
 190         echo '</td>';
 191     }
 192 ?>
 193
 194   </tr>
 195 </table>
 196
 197 <?php
 198     print_footer('home');     // Please do not modify this line
 199 ?>