blocks/news_items/block_news_items.php

   1 <?php
   2
   3 class block_news_items extends block_base {
   4     function init() {
   5         $this->title = get_string('latestnews');
   6         $this->version = 2007101509;
   7     }
   8
   9     function get_content() {
  10         global $CFG, $USER;
  11
  12         if ($this->content !== NULL) {
  13             return $this->content;
  14         }
  15
  16         $this->content = new stdClass;
  17         $this->content->text = '';
  18         $this->content->footer = '';
  19
  20         if (empty($this->instance)) {
  21             return $this->content;
  22         }
  23
  24
  25         if ($this->page->course->newsitems) {   // Create a nice listing of recent postings
  26
  27             require_once($CFG->dirroot.'/mod/forum/lib.php');   // We'll need this
  28
  29             $text = '';
  30
  31             if (!$forum = forum_get_course_forum($this->page->course->id, 'news')) {
  32                 return '';
  33             }
  34
  35             $modinfo = get_fast_modinfo($this->page->course);
  36             if (empty($modinfo->instances['forum'][$forum->id])) {
  37                 return '';
  38             }
  39             $cm = $modinfo->instances['forum'][$forum->id];
  40
  41             $context = get_context_instance(CONTEXT_MODULE, $cm->id);
  42
  43         /// User must have perms to view discussions in that forum
  44             if (!has_capability('mod/forum:viewdiscussion', $context)) {
  45                 return '';
  46             }
  47
  48         /// First work out whether we can post to this group and if so, include a link
  49             $groupmode    = groups_get_activity_groupmode($cm);
  50             $currentgroup = groups_get_activity_group($cm, true);
  51
  52
  53             if (forum_user_can_post_discussion($forum, $currentgroup, $groupmode, $cm, $context)) {
  54                 $text .= '<div class="newlink"><a href="'.$CFG->wwwroot.'/mod/forum/post.php?forum='.$forum->id.'">'.
  55                           get_string('addanewtopic', 'forum').'</a>...</div>';
  56             }
  57
  58         /// Get all the recent discussions we're allowed to see
  59
  60             if (! $discussions = forum_get_discussions($cm, 'p.modified DESC', false,
  61                                                        $currentgroup, $this->page->course->newsitems) ) {
  62                 $text .= '('.get_string('nonews', 'forum').')';
  63                 $this->content->text = $text;
  64                 return $this->content;
  65             }
  66
  67         /// Actually create the listing now
  68
  69             $strftimerecent = get_string('strftimerecent');
  70             $strmore = get_string('more', 'forum');
  71
  72         /// Accessibility: markup as a list.
  73             $text .= "\n<ul class='unlist'>\n";
  74             foreach ($discussions as $discussion) {
  75
  76                 $discussion->subject = $discussion->name;
  77
  78                 $discussion->subject = format_string($discussion->subject, true, $forum->course);
  79
  80                 $text .= '<li class="post">'.
  81                          '<div class="head">'.
  82                          '<div class="date">'.userdate($discussion->modified, $strftimerecent).'</div>'.
  83                          '<div class="name">'.fullname($discussion).'</div></div>'.
  84                          '<div class="info">'.$discussion->subject.' '.
  85                          '<a href="'.$CFG->wwwroot.'/mod/forum/discuss.php?d='.$discussion->discussion.'">'.
  86                          $strmore.'...</a></div>'.
  87                          "</li>\n";
  88             }
  89             $text .= "</ul>\n";
  90
  91             $this->content->text = $text;
  92
  93             $this->content->footer = '<a href="'.$CFG->wwwroot.'/mod/forum/view.php?f='.$forum->id.'">'.
  94                                       get_string('oldertopics', 'forum').'</a> ...';
  95
  96         /// If RSS is activated at site and forum level and this forum has rss defined, show link
  97             if (isset($CFG->enablerssfeeds) && isset($CFG->forum_enablerssfeeds) &&
  98                 $CFG->enablerssfeeds && $CFG->forum_enablerssfeeds && $forum->rsstype && $forum->rssarticles) {
  99                 require_once($CFG->dirroot.'/lib/rsslib.php');   // We'll need this
 100                 if ($forum->rsstype == 1) {
 101                     $tooltiptext = get_string('rsssubscriberssdiscussions','forum',format_string($forum->name));
 102                 } else {
 103                     $tooltiptext = get_string('rsssubscriberssposts','forum',format_string($forum->name));
 104                 }
 105                 if (!isloggedin()) {
 106                     $userid = 0;
 107                 } else {
 108                     $userid = $USER->id;
 109                 }
 110                 $this->content->footer .= '<br />'.rss_get_link($this->page->course->id, $userid, 'forum', $forum->id, $tooltiptext);
 111             }
 112
 113         }
 114
 115         return $this->content;
 116     }
 117 }
 118
 119