PHP in_coventry函数代码示例

 /**
  * Code to run after Saving a Visitor Message
  *
  * @param	boolean	Do the query?
  */
 function post_save_once($doquery = true)
 {
     $vmid = intval($this->fetch_field('vmid'));
     if (!$this->condition) {
         if ($this->fetch_field('userid')) {
             $this->insert_dupehash($this->fetch_field('userid'));
         }
     }
     if (!$this->info['profileuser']) {
         $this->info['profileuser'] = fetch_userinfo($this->fetch_field('userid'));
     }
     if ($this->info['profileuser'] and !in_coventry($this->fetch_field('postuserid'), true)) {
         $userdata =& datamanager_init('User', $this->registry, ERRTYPE_SILENT);
         $userdata->set_existing($this->info['profileuser']);
         if ($this->fetch_field('state') == 'visible') {
             if (!$this->condition and !$this->fetch_field('messageread')) {
                 // new vm, not been read, visible -> increase unread count
                 $userdata->set('vmunreadcount', 'vmunreadcount + 1', false);
             } else {
                 if ($this->condition and $this->fetch_field('messageread') and isset($this->existing['messageread']) and !$this->existing['messageread']) {
                     // existing vm going from unread to read -> decrease unread count
                     // isset() check ensures that messageread info was explicitly passed in
                     $userdata->set('vmunreadcount', 'vmunreadcount - 1', false);
                 }
             }
         }
         if ($this->fetch_field('state') == 'visible' and $this->existing['state'] == 'moderation') {
             // moderated message made visible -> decrease moderated count
             $userdata->set('vmmoderatedcount', 'vmmoderatedcount - 1', false);
         } else {
             if ($this->fetch_field('state') == 'moderation' and $this->fetch_field('state') != $this->existing['state']) {
                 // message is moderated and wasn't moderated before -> increase moderated count
                 $userdata->set('vmmoderatedcount', 'vmmoderatedcount + 1', false);
             }
         }
         $userdata->save();
     }
     if ($this->fetch_field('state') == 'moderation') {
         /*insert query*/
         $this->dbobject->query_write("\n\t\t\t\tINSERT IGNORE INTO " . TABLE_PREFIX . "moderation\n\t\t\t\t\t(primaryid, type, dateline)\n\t\t\t\tVALUES\n\t\t\t\t\t({$vmid}, 'visitormessage', " . TIMENOW . ")\n\t\t\t");
     } else {
         if ($this->fetch_field('state') == 'visible' and $this->existing['state'] == 'moderation') {
             // message was made visible, remove the moderation record
             $this->dbobject->query_write("\n\t\t\t\tDELETE FROM " . TABLE_PREFIX . "moderation\n\t\t\t\tWHERE primaryid = {$vmid} AND type = 'visitormessage'\n\t\t\t");
         }
     }
     ($hook = vBulletinHook::fetch_hook('visitormessagedata_postsave')) ? eval($hook) : false;
 }

    }
    ($hook = vBulletinHook::fetch_hook('misc_showattachments_start')) ? eval($hook) : false;
    $forumperms = fetch_permissions($threadinfo['forumid']);
    if (!($forumperms & $vbulletin->bf_ugp_forumpermissions['canview']) or !($forumperms & $vbulletin->bf_ugp_forumpermissions['canviewthreads'])) {
        print_no_permission();
    }
    if (!($forumperms & $vbulletin->bf_ugp_forumpermissions['canviewothers']) and ($threadinfo['postuserid'] != $vbulletin->userinfo['userid'] or !$vbulletin->userinfo['userid'])) {
        print_no_permission();
    }
    $attachs = $db->query_read_slave("\n\t\tSELECT attachment.*\n\t\tFROM " . TABLE_PREFIX . "post AS post\n\t\tINNER JOIN " . TABLE_PREFIX . "attachment AS attachment ON (attachment.postid=post.postid AND attachment.visible=1)\n\t\tWHERE threadid = {$threadinfo['threadid']}\n\t\t\tAND post.visible = 1\n\t\tORDER BY filename DESC\n\t");
    if ($db->num_rows($attachs)) {
        require_once DIR . '/includes/functions_bigthree.php';
        while ($attachment = $db->fetch_array($attachs)) {
            // hide users in Coventry
            $ast = '';
            if (in_coventry($attachment['userid']) and !can_moderate($threadinfo['forumid'])) {
                continue;
            }
            $attachment['filename'] = fetch_censored_text(htmlspecialchars_uni($attachment['filename']));
            $attachment['attachmentextension'] = strtolower(file_extension($attachment['filename']));
            $attachment['filesize'] = vb_number_format($attachment['filesize'], 1, true);
            exec_switch_bg();
            eval('$attachments .= "' . fetch_template('attachmentbit') . '";');
        }
        ($hook = vBulletinHook::fetch_hook('misc_showattachments_complete')) ? eval($hook) : false;
        eval('print_output("' . fetch_template('ATTACHMENTS') . '");');
    } else {
        eval(standard_error(fetch_error('noattachments')));
    }
}
// ############################### start show avatars ###############################

/**
* Fetches and prepares posts for quoting. Returned text is BB code.
*
* @param	array	Array of post IDs to pull from
* @param	integer	The ID of the thread that is being quoted into
* @param	integer	Returns the number of posts that were unquoted because of the value of the next argument
* @param	array	Returns the IDs of the posts that were actually quoted
* @param	string	Controls what posts are successfully quoted: all, only (only the thread ID), other (only other thread IDs)
* @param	boolean	Whether to undo the htmlspecialchars calls; useful when returning HTML to be entered via JS
*/
function fetch_quotable_posts($quote_postids, $threadid, &$unquoted_posts, &$quoted_post_ids, $limit_thread = 'only', $unhtmlspecialchars = false)
{
    global $vbulletin;
    $unquoted_posts = 0;
    $quoted_post_ids = array();
    $quote_postids = array_diff_assoc(array_unique(array_map('intval', $quote_postids)), array(0));
    // limit to X number of posts
    if ($vbulletin->options['mqlimit'] > 0) {
        $quote_postids = array_slice($quote_postids, 0, $vbulletin->options['mqlimit']);
    }
    if (empty($quote_postids)) {
        // nothing to quote
        return '';
    }
    $hook_query_fields = $hook_query_joins = '';
    ($hook = vBulletinHook::fetch_hook('quotable_posts_query')) ? eval($hook) : false;
    $quote_post_data = $vbulletin->db->query_read_slave("\n\t\tSELECT post.postid, post.title, post.pagetext, post.dateline, post.userid, post.visible AS postvisible,\n\t\t\tIF(user.username <> '', user.username, post.username) AS username,\n\t\t\tthread.threadid, thread.title AS threadtitle, thread.postuserid, thread.visible AS threadvisible,\n\t\t\tforum.forumid, forum.password\n\t\t\t{$hook_query_fields}\n\t\tFROM " . TABLE_PREFIX . "post AS post\n\t\tLEFT JOIN " . TABLE_PREFIX . "user AS user ON (post.userid = user.userid)\n\t\tINNER JOIN " . TABLE_PREFIX . "thread AS thread ON (post.threadid = thread.threadid)\n\t\tINNER JOIN " . TABLE_PREFIX . "forum AS forum ON (thread.forumid = forum.forumid)\n\t\t{$hook_query_joins}\n\t\tWHERE post.postid IN (" . implode(',', $quote_postids) . ")\n\t");
    $quote_posts = array();
    while ($quote_post = $vbulletin->db->fetch_array($quote_post_data)) {
        if ((!$quote_post['postvisible'] or $quote_post['postvisible'] == 2) and !can_moderate($quote_post['forumid']) or (!$quote_post['threadvisible'] or $quote_post['threadvisible'] == 2) and !can_moderate($quote_post['forumid'])) {
            // no permission to view this post
            continue;
        }
        $forumperms = fetch_permissions($quote_post['forumid']);
        if (!($forumperms & $vbulletin->bf_ugp_forumpermissions['canview']) or !($forumperms & $vbulletin->bf_ugp_forumpermissions['canviewthreads']) or !($forumperms & $vbulletin->bf_ugp_forumpermissions['canviewothers']) and ($quote_post['postuserid'] != $vbulletin->userinfo['userid'] or $vbulletin->userinfo['userid'] == 0) or !verify_forum_password($quote_post['forumid'], $quote_post['password'], false) or in_coventry($quote_post['postuserid']) and !can_moderate($quote_post['forumid']) or in_coventry($quote_post['userid']) and !can_moderate($quote_post['forumid'])) {
            // no permission to view this post
            continue;
        }
        if ($limit_thread == 'only' and $quote_post['threadid'] != $threadid or $limit_thread == 'other' and $quote_post['threadid'] == $threadid or $limit_thread == 'all') {
            $unquoted_posts++;
            continue;
        }
        $skip_post = false;
        ($hook = vBulletinHook::fetch_hook('quotable_posts_logic')) ? eval($hook) : false;
        if ($skip_post) {
            continue;
        }
        $quote_posts["{$quote_post['postid']}"] = $quote_post;
    }
    $message = '';
    foreach ($quote_postids as $quote_postid) {
        if (!isset($quote_posts["{$quote_postid}"])) {
            continue;
        }
        $quote_post =& $quote_posts["{$quote_postid}"];
        $originalposter = fetch_quote_username($quote_post['username'] . ";{$quote_post['postid']}");
        $postdate = vbdate($vbulletin->options['dateformat'], $quote_post['dateline']);
        $posttime = vbdate($vbulletin->options['timeformat'], $quote_post['dateline']);
        $pagetext = htmlspecialchars_uni($quote_post['pagetext']);
        $pagetext = trim(strip_quotes($pagetext));
        ($hook = vBulletinHook::fetch_hook('newreply_quote')) ? eval($hook) : false;
        eval('$message .= "' . fetch_template('newpost_quote', 0, false) . '\\n";');
        $quoted_post_ids[] = $quote_postid;
    }
    if ($unhtmlspecialchars) {
        $message = unhtmlspecialchars($message);
    }
    return $message;
}

	function post_save_each($doquery = true)
	{
		$blogid = intval($this->fetch_field('blogid'));
		$blogtextid = intval($this->fetch_field('blogtextid'));
		$userid = intval($this->fetch_field('userid'));

		$this->post_save_each_blogtext($doquery);

		require_once(DIR . '/vb/search/indexcontroller/queue.php');
		vb_Search_Indexcontroller_Queue::indexQueue('vBBlog', 'BlogComment', 'index', $blogtextid);

		require_once(DIR . '/vb/search/indexcontroller/queue.php');
		vb_Search_Indexcontroller_Queue::indexQueue('vBBlog', 'BlogComment', 'index', $blogtextid);

		if ($this->info['blog'] AND ($attach = intval($this->info['newattach']) OR !$this->condition))
		{
			// things that apply to a new comment and an edit
			$blog =& datamanager_init('Blog', $this->registry, ERRTYPE_SILENT, 'blog');
			$blog->set_existing($this->info['blog']);

			if ($attach)
			{
				$blog->set('attach', "attach + $attach", false);
			}
		}

		if (!$this->condition)
		{ // things that apply just to a new comment
			if ($this->fetch_field('dateline') == TIMENOW)
			{
				$this->insert_dupehash($this->fetch_field('blogid'));
			}

			if ($this->fetch_field('state') == 'visible' AND $this->info['blog'] AND $this->info['blog']['state'] == 'visible')
			{
				$blog->set('comments_visible', 'comments_visible + 1', false);


				if (in_coventry($userid, true))
				{
					// posted by someone in coventry, so don't update the blog last post time
					// just put it in this person's tachy last post table

					$replaceval = "$userid,
						$blogid,
						" . intval(TIMENOW) . ",
						'" . $this->dbobject->escape_string($this->fetch_field('username')) . "',
						$blogtextid
					";

					$this->dbobject->query_write("
						REPLACE INTO " . TABLE_PREFIX . "blog_tachyentry
							(userid, blogid, lastcomment, lastcommenter, lastblogtextid)
						VALUES
							($replaceval)
					");
				}
				else
				{
					$blog->set('lastcomment', TIMENOW);
					$blog->set('lastcommenter', $this->fetch_field('username'));
					$blog->set('lastblogtextid', $blogtextid);

					// empty out the tachy posts for this blog
					$this->dbobject->query_write("
						DELETE FROM " . TABLE_PREFIX . "blog_tachyentry
						WHERE blogid = $blogid
					");

					// Send Email Notification
					if ($this->registry->options['enableemail'])
					{
						$lastposttime = $this->dbobject->query_first("
							SELECT MAX(dateline) AS dateline
							FROM " . TABLE_PREFIX . "blog_text AS blog_text
							WHERE blogid = $blogid
								AND dateline < " . $this->fetch_field('dateline') . "
								AND state = 'visible'
						");

						$entrytitle = unhtmlspecialchars($this->info['blog']['title']);
						if (defined('VBBLOG_PERMS') AND $this->registry->userinfo['userid'] == $this->info['blog']['userid'])
						{
							$blogtitle = unhtmlspecialchars($this->registry->userinfo['blog_title']);
							$username = unhtmlspecialchars($this->registry->userinfo['username']);
							$userinfo =& $this->registry->userinfo;
						}
						else
						{
							if (!defined('VBBLOG_PERMS'))
							{	// Tell the fetch_userinfo plugin that we need the blog fields in case this class is being called by a non blog script
								define('VBBLOG_PERMS', true);
							}
							$userinfo = fetch_userinfo($this->info['blog']['userid'], 1);
							cache_permissions($userinfo, false);
							$blogtitle = unhtmlspecialchars($userinfo['blog_title']);
							if ($userinfo['userid'] != $this->fetch_field('userid'))
							{
								$userinfo2 = fetch_userinfo($this->fetch_field('userid'), 1);
								$username = unhtmlspecialchars($userinfo2['username']);
//.........这里部分代码省略.........

 /**
  * Prepares the User's last post information
  *
  */
 function prepare_lastpost()
 {
     global $show, $vbphrase;
     $this->prepared['lastposttitle'] = '';
     if ($this->registry->options['profilelastpost'] and $this->userinfo['lastpost'] and !in_coventry($this->userinfo['userid'])) {
         if ($this->userinfo['lastpostid'] and $getlastpost = $this->registry->db->query_first_slave("\n\t\t\t\tSELECT thread.title, thread.threadid, thread.forumid, post.postid, post.dateline\n\t\t\t\tFROM " . TABLE_PREFIX . "post AS post\n\t\t\t\tINNER JOIN " . TABLE_PREFIX . "thread AS thread USING (threadid)\n\t\t\t\tWHERE post.postid = " . $this->userinfo['lastpostid'] . "\n\t\t\t\t\tAND post.visible = 1\n\t\t\t\t\tAND thread.visible = 1\n\t\t\t")) {
             $getperms = fetch_permissions($getlastpost['forumid']);
             if ($getperms & $this->registry->bf_ugp_forumpermissions['canview']) {
                 $this->prepared['lastposttitle'] = $getlastpost['title'];
                 $this->prepared['lastposturl'] = 'showthread.php?' . $this->registry->session->vars['sessionurl'] . "p={$getlastpost['postid']}#post{$getlastpost['postid']}";
                 $this->prepared['lastpostdate'] = vbdate($this->registry->options['dateformat'], $getlastpost['dateline'], true);
                 $this->prepared['lastposttime'] = vbdate($this->registry->options['timeformat'], $getlastpost['dateline']);
             }
         }
         if ($this->prepared['lastposttitle'] === '') {
             $getlastposts = $this->registry->db->query_read_slave("\n\t\t\t\t\tSELECT thread.title, thread.threadid, thread.forumid, post.postid, post.dateline\n\t\t\t\t\tFROM " . TABLE_PREFIX . "post AS post\n\t\t\t\t\tINNER JOIN " . TABLE_PREFIX . "thread AS thread USING (threadid)\n\t\t\t\t\tWHERE thread.visible = 1\n\t\t\t\t\t\tAND post.userid  = " . $this->userinfo['userid'] . "\n\t\t\t\t\t\tAND post.visible = 1\n\t\t\t\t\tORDER BY post.dateline DESC\n\t\t\t\t\tLIMIT 20\n\t\t\t\t");
             while ($getlastpost = $this->registry->db->fetch_array($getlastposts)) {
                 $getperms = fetch_permissions($getlastpost['forumid']);
                 if ($getperms & $this->registry->bf_ugp_forumpermissions['canview']) {
                     $this->prepared['lastposttitle'] = $getlastpost['title'];
                     $this->prepared['lastposturl'] = 'showthread.php?' . $this->registry->session->vars['sessionurl'] . "p={$getlastpost['postid']}#post{$getlastpost['postid']}";
                     $this->prepared['lastpostdate'] = vbdate($this->registry->options['dateformat'], $getlastpost['dateline'], true);
                     $this->prepared['lastposttime'] = vbdate($this->registry->options['timeformat'], $getlastpost['dateline']);
                     break;
                 }
             }
         }
     }
     $this->prepared['lastpost'] = true;
 }

	/**
	* Determines whether the post should actually be displayed.
	*
	* @return	bool	True if the post should be displayed; false otherwise
	*/
	function is_displayable()
	{
		// hide users in Coventry from non-staff members
		if ($tachyuser = in_coventry($this->post['userid']) AND !can_moderate($this->thread['forumid']))
		{
			return false;
		}
		return true;
	}

	/**
	* Create a message object for the specified message
	*
	* @param	array	message information
	*
	* @return	vB_Visitor_Message
	*/
	function &create($message, $type = '')
	{
		$class_name = 'vB_Visitor_Message_';

		if ($type)
		{
			$class_name .= $type . '_';
		}

		switch ($message['state'])
		{
			case 'deleted':
				$class_name .= 'Deleted';
				break;

			case 'moderation':
			case 'visible':
			default:
			{
				if (in_coventry($message['userid']) AND !empty($message['ignored']))
				{
					$class_name .= 'Global_Ignored';
				}
				else if (!empty($message['ignored']))
				{
					$class_name .= 'Ignored';
				}
				else
				{
					$class_name .= 'Message';
				}
			}
		}

		($hook = vBulletinHook::fetch_hook('visitor_messagebit_factory')) ? eval($hook) : false;

		if (class_exists($class_name, false))
		{
			return new $class_name($this->registry, $this, $this->bbcode, $this->userinfo, $message);
		}
		else
		{
			trigger_error('vB_Visitor_MessageFactory::create(): Invalid type ' . htmlspecialchars_uni($class_name) . '.', E_USER_ERROR);
		}
	}

 $pagenum = $vbulletin->GPC['pagenumber'] > 0 ? $vbulletin->GPC['pagenumber'] : 1;
 $maxpages = ceil($search['resultcount'] / $perpage);
 if ($pagenum > $maxpages) {
     $pagenum = $maxpages;
 }
 if (!$vbulletin->GPC['start']) {
     $vbulletin->GPC['start'] = ($pagenum - 1) * $perpage;
     $previous_results = $vbulletin->GPC['start'];
 } else {
     $previous_results = ($pagenum - 1) * $perpage;
 }
 $previouspage = $pagenum - 1;
 $nextpage = $pagenum + 1;
 $hook_query_fields = $hook_query_joins = $hook_query_where = '';
 ($hook = vBulletinHook::fetch_hook('blog_search_results_query')) ? eval($hook) : false;
 $results = $db->query_read("\r\n\t\tSELECT blog.*, blog_searchresult.offset, IF(blog_user.title <> '', blog_user.title, blog.username) AS blogtitle\r\n\t\t" . (($vbulletin->userinfo['userid'] and in_coventry($vbulletin->userinfo['userid'], true)) ? "\r\n\t\t,IF(blog_tachyentry.userid IS NULL, blog.lastcomment, blog_tachyentry.lastcomment) AS lastcomment\r\n\t\t,IF(blog_tachyentry.userid IS NULL, blog.lastcommenter, blog_tachyentry.lastcommenter) AS lastcommenter\r\n\t\t,IF(blog_tachyentry.userid IS NULL, blog.lastblogtextid, blog_tachyentry.lastblogtextid) AS lastblogtextid\r\n\t\t" : "") . "\r\n\t\t\t{$hook_query_fields}\r\n\t\tFROM " . TABLE_PREFIX . "blog_searchresult AS blog_searchresult\r\n\t\tINNER JOIN " . TABLE_PREFIX . "blog AS blog ON (blog_searchresult.id = blog.blogid)\r\n\t\tLEFT JOIN " . TABLE_PREFIX . "blog_user AS blog_user ON (blog_user.bloguserid = blog.userid)\r\n\t\t" . (($vbulletin->userinfo['userid'] and in_coventry($vbulletin->userinfo['userid'], true)) ? "\r\n\t\tLEFT JOIN " . TABLE_PREFIX . "blog_tachyentry AS blog_tachyentry ON (blog_tachyentry.blogid = blog.blogid AND blog_tachyentry.userid = " . $vbulletin->userinfo['userid'] . ")\r\n\t\t" : "") . "\r\n\t\t{$hook_query_joins}\r\n\t\tWHERE blog_searchresult.blogsearchid = {$search['blogsearchid']}\r\n\t\t\tAND blog_searchresult.offset >= " . $vbulletin->GPC['start'] . "\r\n\t\t{$hook_query_where}\r\n\t\tORDER BY offset\r\n\t\tLIMIT {$perpage}\r\n\t");
 $resultbits = '';
 while ($blog = $db->fetch_array($results)) {
     $canmoderation = (can_moderate_blog('canmoderatecomments') or $vbulletin->userinfo['userid'] == $blog['userid']);
     $blog['trackbacks_total'] = $blog['trackback_visible'] + ($canmoderation ? $blog['trackback_moderation'] : 0);
     $blog['comments_total'] = $blog['comments_visible'] + ($canmoderation ? $blog['comments_moderation'] : 0);
     $blog['lastcommenter_encoded'] = urlencode($blog['lastcommenter']);
     $blog['lastposttime'] = vbdate($vbulletin->options['timeformat'], $blog['lastcomment']);
     $blog['lastpostdate'] = vbdate($vbulletin->options['dateformat'], $blog['lastcomment'], true);
     $show['blogtitle'] = $blog['blogtitle'] != $blog['username'];
     $templater = vB_Template::create('blog_search_results_result');
     $templater->register('blog', $blog);
     $resultbits .= $templater->render();
 }
 $next_result = $previous_results + $db->num_rows($results) + 1;
 $show['next_page'] = $next_result <= $search['resultcount'];

//.........这里部分代码省略.........
					AND
				picturecomment.userid = $pictureinfo[userid]
					AND (" . implode(" OR ", $state_or) . ")
			" . ($coventry ? "AND picturecomment.postuserid NOT IN (" . $coventry . ")" : '' ) . "
				$hook_query_where
			ORDER BY picturecomment.dateline
			LIMIT $start, $perpage
		");

		list($messagestats['total']) = $vbulletin->db->query_first("SELECT FOUND_ROWS()", DBARRAY_NUM);
		if ($start >= $messagestats['total'])
		{
			$pagenumber = ceil($messagestats['total'] / $perpage);
		}
	}
	while ($start >= $messagestats['total'] AND $messagestats['total']);

	$messagestats['start'] = $start + 1;
	$messagestats['end'] = min($start + $perpage, $messagestats['total']);

	$bbcode = new vB_BbCodeParser($vbulletin, fetch_tag_list());
	$factory = new vB_Picture_CommentFactory($vbulletin, $bbcode, $pictureinfo);

	$messagebits = '';

	$firstrecord = array();
	$read_ids = array();

	if ($vbulletin->userinfo['userid'] AND !$showignored)
	{
		$ignorelist = preg_split('/( )+/', trim($vbulletin->userinfo['ignorelist']), -1, PREG_SPLIT_NO_EMPTY);
	}
	else
	{
		$ignorelist = array();
	}

	while ($message = $vbulletin->db->fetch_array($messages))
	{
		if (!$firstrecord)
		{
			$firstrecord = $message;
		}

		if ($ignorelist AND in_array($message['postuserid'], $ignorelist))
		{
			$message['ignored'] = true;
		}

		if (!$showignored AND in_coventry($message['postuserid']))
		{
			$message['ignored'] = true;
		}

		$response_handler =& $factory->create($message);
		$response_handler->cachable = false;
		$messagebits .= $response_handler->construct();

		if (!$message['messageread'] AND $message['state'] == 'visible' AND $pictureinfo['userid'] == $vbulletin->userinfo['userid'])
		{
			$read_ids[] = $message['commentid'];
		}

		$messagestats['lastcomment'] = $message['dateline'];
	}

	if ($pictureinfo['userid'] == $vbulletin->userinfo['userid'])
	{
		$readpcs = 0;

		if (!empty($read_ids))
		{
			$readpcs = sizeof($read_ids);
			$vbulletin->db->query_write("UPDATE " . TABLE_PREFIX . "picturecomment SET messageread = 1 WHERE commentid IN (" . implode(',', $read_ids) . ")");
		}

		if ($vbulletin->userinfo['pcunreadcount'] - $readpcs > 0 AND $vbulletin->options['globalignore'] != '')
		{
			build_picture_comment_counters($vbulletin->userinfo['userid']);
		}
		else if ($readpcs)
		{
			$vbulletin->db->query_write("
				UPDATE " . TABLE_PREFIX . "user
				SET
					 pcunreadcount = IF(pcunreadcount >= $readpcs, pcunreadcount - $readpcs, 0)
				WHERE
					userid = " . $vbulletin->userinfo['userid']
			);
		}
	}
	$messagestats['perpage'] = $perpage;

	$show['delete'] = fetch_user_picture_message_perm('candeletemessages', $pictureinfo);
	$show['undelete'] = fetch_user_picture_message_perm('canundeletemessages', $pictureinfo);
	$show['approve'] = fetch_user_picture_message_perm('canmoderatemessages', $pictureinfo);
	$show['inlinemod'] = ($show['delete'] OR $show['undelete'] OR $show['approve']);

	return $messagebits;
}

/**
* Fetches information about the selected custompage with permission checks
*
* @param	integer	The custompage we want info about
* @param	string	The type of customblock that we are working with (page or block)
* @param	bool		Should an error be displayed when block is not found
* @param	bool		Should a permission check be performed as well
*
* @return	array	Array of information about the custom page or prints an error if it doesn't exist / permission problems
*/
function verify_blog_customblock($customblockid, $type = null, $alert = true, $perm_check = true)
{
	global $vbulletin, $vbphrase;

	if (!($blockinfo = fetch_customblock_info($customblockid)))
	{
		if ($alert)
		{
			standard_error(fetch_error('invalidid', $vbphrase['custom_block'], $vbulletin->options['contactuslink']));
		}
		else
		{
			return 0;
		}
	}
	else if ($type AND $blockinfo['type'] != $type)
	{
		standard_error(fetch_error('invalidid', $vbphrase['custom_block'], $vbulletin->options['contactuslink']));
	}

	$blockinfo['userinfo'] = verify_id('user', $blockinfo['userid'], 1, 1, 10);

	if ($perm_check)
	{
		if ($vbulletin->userinfo['userid'] != $blockinfo['userinfo']['userid'] AND empty($blockinfo['userinfo']['bloguserid']))
		{
			standard_error(fetch_error('blog_noblog', $blockinfo['userinfo']['username']));
		}

		if (!$blockinfo['userinfo']['canviewmyblog'])
		{
			print_no_permission();
		}
		if (in_coventry($blockinfo['userinfo']['userid']) AND !can_moderate_blog())
		{
			standard_error(fetch_error('invalidid', $vbphrase['custom_block'], $vbulletin->options['contactuslink']));
		}

		if ($vbulletin->userinfo['userid'] == $blockinfo['userinfo']['userid'] AND !($vbulletin->userinfo['permissions']['vbblog_general_permissions'] & $vbulletin->bf_ugp_vbblog_general_permissions['blog_canviewown']))
		{
			print_no_permission();
		}

		if ($vbulletin->userinfo['userid'] != $blockinfo['userinfo']['userid'] AND !($vbulletin->userinfo['permissions']['vbblog_general_permissions'] & $vbulletin->bf_ugp_vbblog_general_permissions['blog_canviewothers']))
		{
			// Can't view other's entries so off you go to your own blog.
			exec_header_redirect("blog.php?$session[sessionurl]u=" . $vbulletin->userinfo['userid']);
		}
	}

	return $blockinfo;
}

function get_article_comments($article, $associated_thread_id, $userinfo, &$pageno, &$perpage, &$total)
{
    require_once DIR . '/includes/functions_misc.php';
    require_once DIR . '/includes/functions.php';
    require_once DIR . '/includes/functions_databuild.php';
    require_once DIR . '/includes/functions_bigthree.php';
    $posts_out = array();
    fetch_phrase_group('posting');
    $threadinfo = verify_id('thread', $associated_thread_id, 0, 1);
    $foruminfo = verify_id('forum', $threadinfo['forumid'], 0, 1);
    //First let's see if we have forum/thread view permissions. If not,
    // we're done
    if (!($permissions = can_view_thread($article->getNodeId(), $userinfo))) {
        return array();
    }
    $forumperms = fetch_permissions($threadinfo['forumid']);
    //Normally this thread will be wide open, so let's get the list first
    // without checking. We'll verify each post anyway.
    //get our results
    $results = get_comments($permissions, $associated_thread_id);
    $record_count = count($results);
    if (!$results or !count($results)) {
        return array();
    }
    //we accept the parameter "last" for pageno.
    if ($pageno == FR_LAST_POST) {
        $pageno = intval(($record_count + $perpage - 1) / $perpage);
        $first = ($pageno - 1) * $perpage;
    } else {
        $pageno = max(1, intval($pageno));
        $first = $perpage * ($pageno - 1);
    }
    //Let's trim off the results we need.
    //This also tells us if we should show the "next" button.
    $post_array = array_slice($results, $first, $perpage, true);
    if (!$post_array) {
        return array();
    }
    $firstpostid = false;
    $displayed_dateline = 0;
    if (vB::$vbulletin->options['threadmarking'] and vB::$vbulletin->userinfo['userid']) {
        $threadview = max($threadinfo['threadread'], $threadinfo['forumread'], TIMENOW - vB::$vbulletin->options['markinglimit'] * 86400);
    } else {
        $threadview = intval(fetch_bbarray_cookie('thread_lastview', $thread['threadid']));
        if (!$threadview) {
            $threadview = vB::$vbulletin->userinfo['lastvisit'];
        }
    }
    require_once DIR . '/includes/functions_user.php';
    $show['inlinemod'] = false;
    $postids = array();
    $postids = ' post.postid in (' . implode(', ', $post_array) . ')';
    $posts = vB::$vbulletin->db->query_read($sql = "\n\tSELECT\n\tpost.*, post.username AS postusername, post.ipaddress AS ip, IF(post.visible = 2, 1, 0) AS isdeleted,\n\t    user.*, userfield.*, usertextfield.*,\n\t    " . iif($forum['allowicons'], 'icon.title as icontitle, icon.iconpath,') . "\n\t    " . iif(vB::$vbulletin->options['avatarenabled'], 'avatar.avatarpath, NOT ISNULL(customavatar.userid) AS hascustomavatar, customavatar.dateline AS avatardateline,customavatar.width AS avwidth,customavatar.height AS avheight,') . "\n\t    " . ((can_moderate($thread['forumid'], 'canmoderateposts') or can_moderate($thread['forumid'], 'candeleteposts')) ? 'spamlog.postid AS spamlog_postid,' : '') . "\n\t    " . iif($deljoin, 'deletionlog.userid AS del_userid, deletionlog.username AS del_username, deletionlog.reason AS del_reason,') . "\n\t    editlog.userid AS edit_userid, editlog.username AS edit_username, editlog.dateline AS edit_dateline,\n\t    editlog.reason AS edit_reason, editlog.hashistory,\n\t    postparsed.pagetext_html, postparsed.hasimages,\n\t    sigparsed.signatureparsed, sigparsed.hasimages AS sighasimages,\n\t    sigpic.userid AS sigpic, sigpic.dateline AS sigpicdateline, sigpic.width AS sigpicwidth, sigpic.height AS sigpicheight,\n\t    IF(displaygroupid=0, user.usergroupid, displaygroupid) AS displaygroupid, infractiongroupid,\n\t    customprofilepic.userid AS profilepic, customprofilepic.dateline AS profilepicdateline, customprofilepic.width AS ppwidth, customprofilepic.height AS ppheight\n\t    " . iif(!($permissions['genericpermissions'] & vB::$vbulletin->bf_ugp_genericpermissions['canseehiddencustomfields']), vB::$vbulletin->profilefield['hidden']) . "\n\t    {$hook_query_fields}\n\t    FROM " . TABLE_PREFIX . "post AS post\n\t    LEFT JOIN " . TABLE_PREFIX . "user AS user ON(user.userid = post.userid)\n\t    LEFT JOIN " . TABLE_PREFIX . "userfield AS userfield ON(userfield.userid = user.userid)\n\t    LEFT JOIN " . TABLE_PREFIX . "usertextfield AS usertextfield ON(usertextfield.userid = user.userid)\n\t    " . iif($forum['allowicons'], "LEFT JOIN " . TABLE_PREFIX . "icon AS icon ON(icon.iconid = post.iconid)") . "\n\t    " . iif(vB::$vbulletin->options['avatarenabled'], "LEFT JOIN " . TABLE_PREFIX . "avatar AS avatar ON(avatar.avatarid = user.avatarid) LEFT JOIN " . TABLE_PREFIX . "customavatar AS customavatar ON(customavatar.userid = user.userid)") . "\n\t    " . ((can_moderate($thread['forumid'], 'canmoderateposts') or can_moderate($thread['forumid'], 'candeleteposts')) ? "LEFT JOIN " . TABLE_PREFIX . "spamlog AS spamlog ON(spamlog.postid = post.postid)" : '') . "\n\t    {$deljoin}\n\t    LEFT JOIN " . TABLE_PREFIX . "editlog AS editlog ON(editlog.postid = post.postid)\n\t    LEFT JOIN " . TABLE_PREFIX . "postparsed AS postparsed ON(postparsed.postid = post.postid AND postparsed.styleid = " . intval(STYLEID) . " AND postparsed.languageid = " . intval(LANGUAGEID) . ")\n\t    LEFT JOIN " . TABLE_PREFIX . "sigparsed AS sigparsed ON(sigparsed.userid = user.userid AND sigparsed.styleid = " . intval(STYLEID) . " AND sigparsed.languageid = " . intval(LANGUAGEID) . ")\n\t    LEFT JOIN " . TABLE_PREFIX . "sigpic AS sigpic ON(sigpic.userid = post.userid)\n\t    LEFT JOIN " . TABLE_PREFIX . "customprofilepic AS customprofilepic ON (user.userid = customprofilepic.userid)\n\t    {$hook_query_joins}\n\t    WHERE {$postids}\n\t    ORDER BY post.dateline\n\t    ");
    if (!($forumperms & vB::$vbulletin->bf_ugp_forumpermissions['canseethumbnails']) and !($forumperms & vB::$vbulletin->bf_ugp_forumpermissions['cangetattachment'])) {
        vB::$vbulletin->options['attachthumbs'] = 0;
    }
    if (!($forumperms & vB::$vbulletin->bf_ugp_forumpermissions['cangetattachment'])) {
        vB::$vbulletin->options['viewattachedimages'] = 0;
    }
    $postcount = count($postid_array);
    $counter = 0;
    $postbits = '';
    vB::$vbulletin->noheader = true;
    while ($post = vB::$vbulletin->db->fetch_array($posts)) {
        if (!$privileges['can_moderate_forums']) {
            if ($privileges['is_coventry'] or $post['visible'] == 2) {
                continue;
            }
        }
        // post/thread is deleted by moderator and we don't have permission to see it
        if (!($post['visible'] or $privileges['can_moderate_posts'])) {
            continue;
        }
        if (!intval($post['userid'])) {
            $post['avatarid'] = false;
        } else {
            if (!$post['hascustomavatar']) {
                if ($post['profilepic']) {
                    $post['hascustomavatar'] = 1;
                    $post['avatarid'] = true;
                    $post['avatarpath'] = "./image.php?u=" . $post['userid'] . "&dateline=" . $post['profilepicdateline'] . "&type=profile";
                    $post['avwidth'] = $post['ppwidth'];
                    $post['avheight'] = $post['ppheight'];
                } else {
                    $post['hascustomavatar'] = 1;
                    $post['avatarid'] = true;
                    // explicity setting avatarurl to allow guests comments to show unknown avatar
                    $post['avatarurl'] = $post['avatarpath'] = vB_Template_Runtime::fetchStyleVar('imgdir_misc') . '/unknown.gif';
                    $post['avwidth'] = 60;
                    $post['avheight'] = 60;
                }
            }
        }
        if ($tachyuser = in_coventry($post['userid']) and !can_moderate($thread['forumid'])) {
            continue;
        }
        if ($post['visible'] == 1 and !$tachyuser) {
            ++$counter;
            if ($postorder) {
                $post['postcount'] = --$postcount;
//.........这里部分代码省略.........

 $sql_or = array();
 ($hook = vBulletinHook::fetch_hook('blog_comments_start')) ? eval($hook) : false;
 // Set Perpage .. this limits it to 10. Any reason for more?
 if ($vbulletin->GPC['perpage'] == 0 or $vbulletin->GPC['perpage'] > $vbulletin->options['blog_commentsperpage']) {
     $perpage = $vbulletin->options['blog_commentsperpage'];
 } else {
     $perpage = $vbulletin->GPC['perpage'];
 }
 if ($vbulletin->GPC['userid']) {
     $userinfo = verify_id('user', $vbulletin->GPC['userid'], 1, 1, 10);
     cache_permissions($userinfo, false);
     $show['entry_userinfo'] = false;
     if (!$userinfo['canviewmyblog']) {
         print_no_permission();
     }
     if (in_coventry($userinfo['userid']) and !can_moderate_blog()) {
         standard_error(fetch_error('invalidid', $vbphrase['blog'], $vbulletin->options['contactuslink']));
     }
     if ($vbulletin->userinfo['userid'] == $userinfo['userid'] and !($vbulletin->userinfo['permissions']['vbblog_general_permissions'] & $vbulletin->bf_ugp_vbblog_general_permissions['blog_canviewown'])) {
         print_no_permission();
     }
     if ($vbulletin->userinfo['userid'] != $userinfo['userid'] and !($vbulletin->userinfo['permissions']['vbblog_general_permissions'] & $vbulletin->bf_ugp_vbblog_general_permissions['blog_canviewothers'])) {
         if ($vbulletin->userinfo['permissions']['vbblog_general_permissions'] & $vbulletin->bf_ugp_vbblog_general_permissions['blog_canviewown']) {
             // Can't view other's entries so off you go to your own blog.
             $bloginfo = array('userid' => $vbulletin->userinfo['userid'], 'title' => $vbulletin->userinfo['blog_title'] ? $vbulletin->userinfo['blog_title'] : $vbulletin->userinfo['username']);
             exec_header_redirect(fetch_seo_url('blog|js', $bloginfo));
         } else {
             print_no_permission();
         }
     }
     $sql_and[] = "blog_text.bloguserid = {$userinfo['userid']}";

 /**
  * Loads assorted show variables. Ideally, these would be used in templates,
  * but sometimes they're used within code.
  */
 public function load_show_variables()
 {
     parent::load_show_variables();
     global $vbulletin, $show, $threadinfo, $foruminfo;
     $show['foruminfo'] = (THIS_SCRIPT == 'forumdisplay' and $vbulletin->userinfo['forumpermissions']["{$foruminfo['forumid']}"] & $vbulletin->bf_ugp_forumpermissions['canview']);
     if (THIS_SCRIPT == 'showthread' and $threadinfo['threadid']) {
         if (!($vbulletin->userinfo['forumpermissions']["{$foruminfo['forumid']}"] & $vbulletin->bf_ugp_forumpermissions['canview']) or (!$threadinfo['visible'] and !can_moderate($foruminfo['forumid'], 'canmoderateposts') or $threadinfo['isdeleted'] and !can_moderate($foruminfo['forumid'])) or in_coventry($threadinfo['postuserid']) and !can_moderate($foruminfo['forumid']) or !($vbulletin->userinfo['forumpermissions']["{$foruminfo['forumid']}"] & $vbulletin->bf_ugp_forumpermissions['canviewthreads']) or !($vbulletin->userinfo['forumpermissions']["{$foruminfo['forumid']}"] & $vbulletin->bf_ugp_forumpermissions['canviewothers']) and ($threadinfo['postuserid'] != $vbulletin->userinfo['userid'] or $vbulletin->userinfo['userid'] == 0) or !verify_forum_password($foruminfo['forumid'], $foruminfo['password'], false)) {
             $show['threadinfo'] = false;
         } else {
             $show['threadinfo'] = true;
         }
     } else {
         $show['threadinfo'] = false;
     }
 }

    $start = ($pagenumber - 1) * $perpage;
    $messages = $db->query_read_slave("\n\t(\n\t\tSELECT\n\t\t\tvisitormessage.*, visitormessage.dateline AS pmdateline, user.*, visitormessage.ipaddress AS messageipaddress, visitormessage.userid AS profileuserid\n\t\t\t{$delsql1}\n\t\t\t" . ($vbulletin->options['avatarenabled'] ? ",avatar.avatarpath, NOT ISNULL(customavatar.userid) AS hascustomavatar, customavatar.dateline AS avatardateline,customavatar.width AS avwidth,customavatar.height AS avheight, customavatar.width_thumb AS avwidth_thumb, customavatar.height_thumb AS avheight_thumb, filedata_thumb, NOT ISNULL(customavatar.userid) AS hascustom" : "") . "\n\t\t\t{$hook_query_fields1}\n\t\tFROM " . TABLE_PREFIX . "visitormessage AS visitormessage\n\t\tLEFT JOIN " . TABLE_PREFIX . "user AS user ON (visitormessage.postuserid = user.userid)\n\t\t" . ($vbulletin->options['avatarenabled'] ? "LEFT JOIN " . TABLE_PREFIX . "avatar AS avatar ON(avatar.avatarid = user.avatarid) LEFT JOIN " . TABLE_PREFIX . "customavatar AS customavatar ON(customavatar.userid = user.userid)" : "") . "\n\t\t{$deljoinsql1}\n\t\t{$hook_query_joins1}\n\t\tWHERE " . implode(" AND ", $sql1) . "\n\t\t{$hook_query_where1}\n\t)\n\tUNION\n\t(\n\t\tSELECT\n\t\t\tvisitormessage.*, visitormessage.dateline AS pmdateline, user.*, visitormessage.ipaddress AS messageipaddress, visitormessage.userid AS profileuserid\n\t\t\t" . ($deljoinsql2 ? ",deletionlog.userid AS del_userid, deletionlog.username AS del_username, deletionlog.reason AS del_reason" : "") . "\n\t\t\t" . ($vbulletin->options['avatarenabled'] ? ",avatar.avatarpath, NOT ISNULL(customavatar.userid) AS hascustomavatar, customavatar.dateline AS avatardateline,customavatar.width AS avwidth,customavatar.height AS avheight, customavatar.width_thumb AS avwidth_thumb, customavatar.height_thumb AS avheight_thumb, filedata_thumb, NOT ISNULL(customavatar.userid) AS hascustom" : "") . "\n\t\t\t{$hook_query_fields2}\n\t\tFROM " . TABLE_PREFIX . "visitormessage AS visitormessage\n\t\tLEFT JOIN " . TABLE_PREFIX . "user AS user ON (visitormessage.postuserid = user.userid)\n\t\t" . ($vbulletin->options['avatarenabled'] ? "LEFT JOIN " . TABLE_PREFIX . "avatar AS avatar ON(avatar.avatarid = user.avatarid) LEFT JOIN " . TABLE_PREFIX . "customavatar AS customavatar ON(customavatar.userid = user.userid)" : "") . "\n\t\t{$deljoinsql2}\n\t\t{$hook_query_joins2}\n\t\tWHERE " . implode(" AND ", $sql2) . "\n\t\t{$hook_query_where2}\n\t)\n\tORDER BY pmdateline DESC\n\tLIMIT {$start}, {$perpage}\n\t");
    $messagetotal = $db->found_rows();
    if ($start >= $messagetotal) {
        $pagenumber = ceil($messagetotal / $perpage);
    }
} while ($start >= $messagetotal and $messagetotal);
$block_data = array('messagestart' => $start + 1, 'messageend' => min($start + $perpage, $messagetotal), 'fromconverse' => 1);
$prepared = array('vm_total' => $messagetotal);
$bbcode = new vB_BbCodeParser($vbulletin, fetch_tag_list());
$factory = new vB_Visitor_MessageFactory($vbulletin, $bbcode, $userinfo2);
$show['conversepage'] = true;
$block_data['messagebits'] = '';
$have_inlinemod = false;
while ($message = $db->fetch_array($messages)) {
    if (in_coventry($message['postuserid']) and !$vbulletin->GPC['showignored']) {
        $message['ignored'] = true;
    }
    if ($message['profileuserid'] == $vbulletin->userinfo['userid'] and $message['state'] == 'visible' and !$message['messageread']) {
        $read_ids[] = $message['vmid'];
    }
    $response_handler =& $factory->create($message);
    $response_handler->converse = false;
    $response_handler->cachable = false;
    $block_data['messagebits'] .= $response_handler->construct();
    if ($show['inlinemod']) {
        $have_inlinemod = true;
    }
    $block_data['lastcomment'] = !$block_data['lastcomment'] ? $message['dateline'] : $block_data['lastcomment'];
}
// our profile and ids that need read

function do_get_thread()
{
    global $vbulletin, $db, $foruminfo, $threadinfo, $postid, $vault, $vbphrase;
    $vbulletin->input->clean_array_gpc('r', array('pagenumber' => TYPE_UINT, 'perpage' => TYPE_UINT, 'password' => TYPE_STR, 'signature' => TYPE_BOOL));
    if (empty($threadinfo['threadid'])) {
        json_error(ERR_INVALID_THREAD);
    }
    $threadedmode = 0;
    $threadid = $vbulletin->GPC['threadid'];
    // Goto first unread post?
    if ($vbulletin->GPC['pagenumber'] == FR_LAST_POST) {
        $threadinfo = verify_id('thread', $threadid, 1, 1);
        if ($vbulletin->options['threadmarking'] and $vbulletin->userinfo['userid']) {
            $vbulletin->userinfo['lastvisit'] = max($threadinfo['threadread'], $threadinfo['forumread'], TIMENOW - $vbulletin->options['markinglimit'] * 86400);
        } else {
            if (($tview = intval(fetch_bbarray_cookie('thread_lastview', $threadid))) > $vbulletin->userinfo['lastvisit']) {
                $vbulletin->userinfo['lastvisit'] = $tview;
            }
        }
        $coventry = fetch_coventry('string');
        $posts = $db->query_first("\n\t    SELECT MIN(postid) AS postid\n\t    FROM " . TABLE_PREFIX . "post\n\t    WHERE threadid = {$threadinfo['threadid']}\n\t    AND visible = 1\n\t    AND dateline > " . intval($vbulletin->userinfo['lastvisit']) . "\n\t    " . ($coventry ? "AND userid NOT IN ({$coventry})" : "") . "\n\t    LIMIT 1\n\t");
        if ($posts['postid']) {
            $postid = $posts['postid'];
        } else {
            $postid = $threadinfo['lastpostid'];
        }
    }
    // *********************************************************************************
    // workaround for header redirect issue from forms with enctype in IE
    // (use a scrollIntoView javascript call in the <body> onload event)
    $onload = '';
    // *********************************************************************************
    // set $perpage
    $perpage = max(FR_MIN_PERPAGE, min($vbulletin->GPC['perpage'], FR_MAX_PERPAGE));
    // FRNR
    //$perpage = sanitize_maxposts($vbulletin->GPC['perpage']);
    // *********************************************************************************
    // set post order
    if ($vbulletin->userinfo['postorder'] == 0) {
        $postorder = '';
    } else {
        $postorder = 'DESC';
    }
    // *********************************************************************************
    // get thread info
    $thread = verify_id('thread', $threadid, 1, 1);
    $threadinfo =& $thread;
    ($hook = vBulletinHook::fetch_hook('showthread_getinfo')) ? eval($hook) : false;
    // *********************************************************************************
    // check for visible / deleted thread
    if (!$thread['visible'] and !can_moderate($thread['forumid'], 'canmoderateposts') or $thread['isdeleted'] and !can_moderate($thread['forumid'])) {
        json_error(ERR_INVALID_THREAD);
    }
    // *********************************************************************************
    // Tachy goes to coventry
    if (in_coventry($thread['postuserid']) and !can_moderate($thread['forumid'])) {
        json_error(ERR_INVALID_THREAD);
    }
    // FRNR Start
    // Check the forum password (set necessary cookies)
    if ($vbulletin->GPC['password'] && $foruminfo['password'] == $vbulletin->GPC['password']) {
        // set a temp cookie for guests
        if (!$vbulletin->userinfo['userid']) {
            set_bbarray_cookie('forumpwd', $foruminfo['forumid'], md5($vbulletin->userinfo['userid'] . $vbulletin->GPC['password']));
        } else {
            set_bbarray_cookie('forumpwd', $foruminfo['forumid'], md5($vbulletin->userinfo['userid'] . $vbulletin->GPC['password']), 1);
        }
    }
    // FRNR End
    // *********************************************************************************
    // do word wrapping for the thread title
    if ($vbulletin->options['wordwrap'] != 0) {
        $thread['title'] = fetch_word_wrapped_string($thread['title']);
    }
    $thread['title'] = fetch_censored_text($thread['title']);
    $thread['meta_description'] = strip_bbcode(strip_quotes($thread['description']), false, true);
    $thread['meta_description'] = htmlspecialchars_uni(fetch_censored_text(fetch_trimmed_title($thread['meta_description'], 500, false)));
    // *********************************************************************************
    // words to highlight from the search engine
    if (!empty($vbulletin->GPC['highlight'])) {
        $highlight = preg_replace('#\\*+#s', '*', $vbulletin->GPC['highlight']);
        if ($highlight != '*') {
            $regexfind = array('\\*', '\\<', '\\>');
            $regexreplace = array('[\\w.:@*/?=]*?', '<', '>');
            $highlight = preg_quote(strtolower($highlight), '#');
            $highlight = explode(' ', $highlight);
            $highlight = str_replace($regexfind, $regexreplace, $highlight);
            foreach ($highlight as $val) {
                if ($val = trim($val)) {
                    $replacewords[] = htmlspecialchars_uni($val);
                }
            }
        }
    }
    // *********************************************************************************
    // make the forum jump in order to fill the forum caches
    $navpopup = array('id' => 'showthread_navpopup', 'title' => $foruminfo['title_clean'], 'link' => fetch_seo_url('thread', $threadinfo));
    construct_quick_nav($navpopup);
    // *********************************************************************************
    // get forum info
//.........这里部分代码省略.........