PHP IPSText::truncateTextAroundPhrase方法代碼示例

//.........這裏部分代碼省略.........
     }
     /* Permission check */
     if ($this->registry->class_forums->forumsCheckAccess($topic['forum_id'], 0, 'topic', $topic, true) !== true) {
         return $this->returnString('no_permission');
     }
     /* is archived? */
     $isArchived = $this->registry->topics->isArchived($topic);
     /* Build permissions */
     $permissions['PostSoftDeleteSee'] = $this->registry->getClass('class_forums')->canSeeSoftDeletedPosts($topic['forum_id']);
     $permissions['SoftDeleteContent'] = $this->registry->getClass('class_forums')->canSeeSoftDeleteContent($topic['forum_id']);
     $permissions['TopicSoftDeleteSee'] = $this->registry->getClass('class_forums')->canSeeSoftDeletedTopics($topic['forum_id']);
     $permissions['canQueue'] = $this->registry->getClass('class_forums')->canQueuePosts($topic['forum_id']);
     /* Boring old boringness */
     if ($permissions['canQueue']) {
         if ($permissions['PostSoftDeleteSee']) {
             $query = $this->registry->class_forums->fetchPostHiddenQuery(array('visible', 'hidden', 'sdeleted'), $this->registry->topics->getPostTableField('_prefix_', $isArchived)) . ' AND ';
         } else {
             $query = $this->registry->class_forums->fetchPostHiddenQuery(array('visible', 'hidden'), $this->registry->topics->getPostTableField('_prefix_', $isArchived)) . ' AND ';
         }
     } else {
         if ($permissions['PostSoftDeleteSee']) {
             $query = $this->registry->class_forums->fetchPostHiddenQuery(array('visible', 'sdeleted'), $this->registry->topics->getPostTableField('_prefix_', $isArchived)) . ' AND ';
         } else {
             $query = $this->registry->class_forums->fetchPostHiddenQuery(array('visible'), $this->registry->topics->getPostTableField('_prefix_', $isArchived)) . ' AND ';
         }
     }
     /* Get first post */
     $_post = $this->registry->topics->getPosts(array('onlyViewable' => true, 'skipForumCheck' => true, 'sortField' => $this->settings['post_order_column'], 'sortOrder' => 'asc', 'topicId' => array($topic['tid']), 'limit' => 1, 'archiveToNative' => true, 'isArchivedTopic' => $this->registry->topics->isArchived($topic)));
     $posts['first'] = array_pop($_post);
     /* Archived? Get last post */
     if ($topic['topic_posts'] && $isArchived) {
         /* Get last post */
         $_post = $this->registry->topics->getPosts(array('onlyViewable' => true, 'skipForumCheck' => true, 'sortField' => $this->settings['post_order_column'], 'sortOrder' => 'desc', 'topicId' => array($topic['tid']), 'limit' => 1, 'archiveToNative' => true, 'isArchivedTopic' => $this->registry->topics->isArchived($topic)));
         $posts['last'] = array_pop($_post);
     } else {
         if ($topic['topic_posts'] && !$isArchived) {
             /* Grab number of unread posts? */
             $last_time = $this->registry->classItemMarking->fetchTimeLastMarked(array('forumID' => $topic['forum_id'], 'itemID' => $tid));
             if ($last_time and $last_time < $topic['topic_last_post']) {
                 $count = $this->DB->buildAndFetch(array('select' => 'COUNT(*) as count, MAX(' . $this->registry->topics->getPostTableField($this->settings['post_order_column'], $isArchived) . ') as max, MIN(' . $this->settings['post_order_column'] . ') as min', 'from' => $this->registry->topics->getPostTableField('_table_', $isArchived), 'where' => $query . $this->registry->topics->getPostTableField('topic_id', $isArchived) . "={$tid} AND " . $this->registry->topics->getPostTableField('post_date', $isArchived) . " > " . intval($last_time)));
             } else {
                 $count = $this->DB->buildAndFetch(array('select' => 'MAX(' . $this->registry->topics->getPostTableField($this->settings['post_order_column'], $isArchived) . ') as max', 'from' => $this->registry->topics->getPostTableField('_table_', $isArchived), 'where' => $query . $this->registry->topics->getPostTableField('topic_id', $isArchived) . "={$tid}"));
                 $count['min'] = 0;
                 $count['count'] = 0;
             }
             $topic['_lastRead'] = $last_time;
             $topic['_unreadPosts'] = intval($count['count']);
             /* Got a max and min */
             if ($count['max']) {
                 $_posts = $this->registry->topics->getPosts(array('onlyViewable' => true, 'postId' => $this->settings['post_order_column'] == 'pid' ? array(intval($count['min']), intval($count['max'])) : array(), 'postDate' => $this->settings['post_order_column'] == 'post_date' ? array(intval($count['min']), intval($count['max'])) : array(), 'archiveToNative' => true, 'isArchivedTopic' => $this->registry->topics->isArchived($topic)));
                 foreach ($_posts as $pid => $r) {
                     $r['tid'] = $topic['tid'];
                     $r['title_seo'] = $topic['title_seo'];
                     if ($r[$this->settings['post_order_column']] == $count['max']) {
                         $posts['last'] = $r;
                     } else {
                         $posts['unread'] = $r;
                     }
                 }
             }
             if (is_array($posts['unread']) and is_array($posts['last'])) {
                 if ($posts['unread']['pid'] == $posts['last']['pid']) {
                     unset($posts['unread']);
                 } else {
                     if ($posts['unread']['pid'] == $posts['first']['pid']) {
                         unset($posts['unread']);
                     }
                 }
             }
         }
     }
     /* Search? */
     if ($pid and $sTerm) {
         $_posts = $this->registry->topics->getPosts(array('onlyViewable' => true, 'postId' => array($pid), 'archiveToNative' => true, 'isArchivedTopic' => $this->registry->topics->isArchived($topic)));
         $posts['search'] = array_pop($_posts);
     }
     $classToLoad = IPSLib::loadLibrary(IPS_ROOT_PATH . 'sources/classes/text/parser.php', 'classes_text_parser');
     $parser = new $classToLoad();
     /* Set up some settings */
     $parser->set(array('parseArea' => 'topics', 'memberData' => $this->memberData, 'parseBBCode' => $this->registry->class_forums->forum_by_id[$topic['forum_id']]['use_ibc'], 'parseHtml' => ($this->registry->class_forums->forum_by_id[$topic['forum_id']]['use_html'] and $this->caches['group_cache'][$data['member_group_id']]['g_dohtml'] and $data['post_htmlstate']) ? 1 : 0, 'parseEmoticons' => $data['use_emo']));
     /* Still here? */
     foreach ($posts as $k => $data) {
         $data = IPSMember::buildDisplayData($data);
         $data['post'] = $parser->stripQuotes($data['post']);
         $data['post'] = $parser->display($data['post']);
         /* Search term? */
         if ($k == 'search' and $pid and $sTerm) {
             $data['post'] = IPSText::truncateTextAroundPhrase(IPSText::getTextClass('bbcode')->stripAllTags(str_replace('<br />', ' ', strip_tags($data['post'], '<br>'))), $sTerm);
             $data['post'] = IPSText::searchHighlight($data['post'], $sTerm);
         } else {
             $data['post'] = IPSText::truncate(IPSText::getTextClass('bbcode')->stripAllTags(strip_tags($data['post'], '<br>')), 500);
         }
         $data['_isVisible'] = $this->registry->getClass('class_forums')->fetchHiddenType($data) == 'visible' ? true : false;
         $data['_isHidden'] = $this->registry->getClass('class_forums')->fetchHiddenType($data) == 'hidden' ? true : false;
         $data['_isDeleted'] = $this->registry->getClass('class_forums')->fetchHiddenType($data) == 'sdelete' ? true : false;
         $posts[$k] = $data;
     }
     $topic['_key'] = uniqid(microtime());
     return $this->returnHtml($this->registry->output->getTemplate('topic')->topicPreview($topic, $posts));
 }