<?php

	switch ($livetopichook) {
		case 'template_edits':
			/*
			* Template Replacements
			*/
			switch (THIS_SCRIPT) {
				case 'showthread':
					$vbulletin->templatecache['headinclude'] .= '
			<link rel=\"stylesheet\" type=\"text/css\" href=\"clientscript/vbulletin_css/livetopic.css\" id=\"livetopic\" />';
					$vbulletin->templatecache['footer'] .= '<div id=\"presence-container\"><div class=\"presence-contents\">no new posts</div></div>';
					$vbulletin->templatecache['footer'] .= '<script src=\"".$stylevar[yuipath]."/animation/animation-min.js\" type=\"text/javascript\"></script>
			<script type=\"text/javascript\" src=\"clientscript/livetopic.js\"></script>
			<script type=\"text/javascript\">
				var threadid = $threadinfo[threadid];
				var ajax_last_edit = $threadinfo[lastedit];
				livetopic.old_topic = ' . $vbulletin->options['livetopic_threadtime'] . ';
				livetopic.interval_time = ' . $vbulletin->options['livetopic_requestinterval'] . ';
				livetopic.ajax_max_visibleposts = ' . $vbulletin->options['livetopic_maxvisibleposts'] . ';

				vbphrase[\"livetopic_maxpostnotice\"] = \"' . addslashes($vbphrase['livetopic_maxpostnotice']) . '\";
				vbphrase[\"livetopic_edit_message\"] = \"' . addslashes($vbphrase['livetopic_edit_message']) . '\";
				vbphrase[\"livetopic_newresponses\"] = \"' . addslashes($vbphrase['livetopic_newresponses']) . '\";
			</script>
			';
					break;
				case 'search':
				case 'forumdisplay':
						$vbulletin->templatecache['FORUMDISPLAY'] = preg_replace('#<!-- controls below thread list -->#i','<!-- controls below thread list --><div style=\"height: 0px !important; overflow: hidden !important;\">90353748e6549cd1148d01dde3b3bc75</div>', $vbulletin->templatecache['FORUMDISPLAY']);
					if (preg_match('#<!--livetopic_icon-->#i', $vbulletin->templatecache['threadbit'])) {
						$vbulletin->templatecache['threadbit'] = preg_replace('#<!--livetopic_icon-->#i','".(($livetopic === true) ? ("<img src=\"$stylevar[imgdir_statusicon]/thread_livetopic.gif\" alt=\"live topic\" />") : (""))."', $vbulletin->templatecache['threadbit']);
					} else {
						$vbulletin->templatecache['threadbit'] = preg_replace('#\[last_page\]</a>"\) \: \(""\)\)\."\)</span>"\)\ \: \(""\)\)\."#i','[last_page]</a>") : ("")).")</span>") : (""))." ".(($livetopic === true) ? ("<img src=\"$stylevar[imgdir_statusicon]/thread_livetopic.gif\" alt=\"live topic\" />") : (""))."', $vbulletin->templatecache['threadbit']);
					}
					break;
			}
			break;

		/*
		* Ajax Logic
		*/
		case 'ajax_start':
			if (
				$_GET['do'] == 'shownewresponses' &&
				isset($_POST['threadid'], $_POST['ajax_lastpost'], $_POST['ajax_lastedit'])
			) {

				$vbulletin->input->clean_array_gpc('p', array(
				    'threadid' => TYPE_INT,
				    'ajax_lastpost' => TYPE_INT,
				    'ajax_lastedit' => TYPE_INT
				));

				$_POST['threadid'] = $vbulletin->db->escape_string($vbulletin->GPC['threadid']);
				$_POST['ajax_lastpost'] = $vbulletin->db->escape_string($vbulletin->GPC['ajax_lastpost']);
				$_POST['ajax_lastedit'] = $vbulletin->db->escape_string($vbulletin->GPC['ajax_lastedit']);

				$change_query = $db->query_first("
					SELECT COUNT(*) AS count
					FROM " . TABLE_PREFIX . "post AS post
					WHERE
						" . iif (trim($vbulletin->userinfo['ignorelist']), "userid NOT IN (0," . str_replace(' ', ',', $vbulletin->userinfo['ignorelist']) . ") AND ") ."
						(threadid = {$_POST[threadid]}
						AND visible = 1
						AND dateline > {$_POST[ajax_lastpost]}
						AND userid != " . $vbulletin->userinfo['userid'] . ")
						OR (threadid = {$_POST[threadid]}
						AND visible = 1
						AND lastedit > {$_POST[ajax_lastedit]})"
				);

				if ($change_query['count'] > 0) {

					define('NOPMPOPUP', 1);
					define('NOSHUTDOWNFUNC', 1);
					define('LOCATION_BYPASS', 1);

					require_once(DIR . '/includes/class_postbit.php');
					require_once(DIR . '/includes/functions_bigthree.php');
					require_once(DIR . '/includes/class_xml.php');

					$postcount = 0;
					$thread =& $threadinfo;
					$forum =& $foruminfo;

					$show['quickreply'] = true;

					if (!$forum['allowposting'])
					{
						$show['quickreply'] = false;
					}

					$show['managepost'] = iif(can_moderate($threadinfo['forumid'], 'candeleteposts') OR can_moderate($threadinfo['forumid'], 'canremoveposts'), true, false);
					$show['approvepost'] = (can_moderate($threadinfo['forumid'], 'canmoderateposts')) ? true : false;
					$show['managethread'] = can_moderate($threadinfo['forumid'], 'canmanagethreads') ? true : false;
					$show['inlinemod'] = ($show['managethread'] OR $show['managepost'] OR $show['approvepost']) ? true : false;

					$show['multiquote_global'] = ($vbulletin->options['multiquote'] AND $vbulletin->userinfo['userid']);
					if ($show['multiquote_global'])
					{
						$vbulletin->input->clean_array_gpc('c', array(
							'vbulletin_multiquote' => TYPE_STR
						));
						$vbulletin->GPC['vbulletin_multiquote'] = explode(',', $vbulletin->GPC['vbulletin_multiquote']);
					}

					$hook_query_fields = $hook_query_joins = $hook_query_where = '';
					($hook = vBulletinHook::fetch_hook('newreply_post_ajax')) ? eval($hook) : false;

					$posts = $db->query_read("
						SELECT
							post.*, post.username AS postusername, post.ipaddress AS ip, IF(post.visible = 2, 1, 0) AS isdeleted,
							user.*, userfield.*, usertextfield.*,
							" . iif($forum['allowicons'], 'icon.title as icontitle, icon.iconpath,') . "
							" . iif($vbulletin->options['avatarenabled'], 'avatar.avatarpath, NOT ISNULL(customavatar.userid) AS hascustomavatar, customavatar.dateline AS avatardateline,customavatar.width AS avwidth,customavatar.height AS avheight,') . "
							" . iif($deljoin, 'deletionlog.userid AS del_userid, deletionlog.username AS del_username, deletionlog.reason AS del_reason,') . "
							editlog.userid AS edit_userid, editlog.username AS edit_username, editlog.dateline AS edit_dateline,
							editlog.reason AS edit_reason, editlog.hashistory,
							postparsed.pagetext_html, postparsed.hasimages,
							sigparsed.signatureparsed, sigparsed.hasimages AS sighasimages,
							sigpic.userid AS sigpic, sigpic.dateline AS sigpicdateline, sigpic.width AS sigpicwidth, sigpic.height AS sigpicheight,
							IF(displaygroupid=0, user.usergroupid, displaygroupid) AS displaygroupid, infractiongroupid
							" . iif(!($permissions['genericpermissions'] & $vbulletin->bf_ugp_genericpermissions['canseehiddencustomfields']), $vbulletin->profilefiled['hidden']) . "
							$hook_query_fields
						FROM " . TABLE_PREFIX . "post AS post
						LEFT JOIN " . TABLE_PREFIX . "user AS user ON(user.userid = post.userid)
						LEFT JOIN " . TABLE_PREFIX . "userfield AS userfield ON(userfield.userid = user.userid)
						LEFT JOIN " . TABLE_PREFIX . "usertextfield AS usertextfield ON(usertextfield.userid = user.userid)
						" . iif($forum['allowicons'], "LEFT JOIN " . TABLE_PREFIX . "icon AS icon ON(icon.iconid = post.iconid)") . "
						" . iif($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)") . "
							$deljoin
						LEFT JOIN " . TABLE_PREFIX . "editlog AS editlog ON(editlog.postid = post.postid)
						LEFT JOIN " . TABLE_PREFIX . "postparsed AS postparsed ON(postparsed.postid = post.postid AND postparsed.styleid = " . intval(STYLEID) . " AND postparsed.languageid = " . intval(LANGUAGEID) . ")
						LEFT JOIN " . TABLE_PREFIX . "sigparsed AS sigparsed ON(sigparsed.userid = user.userid AND sigparsed.styleid = " . intval(STYLEID) . " AND sigparsed.languageid = " . intval(LANGUAGEID) . ")
						LEFT JOIN " . TABLE_PREFIX . "sigpic AS sigpic ON(sigpic.userid = post.userid)
						$hook_query_joins
						WHERE post.threadid = $_POST[threadid] AND
							post.visible = 1 AND
							((post.dateline >  $_POST[ajax_lastpost] AND
							post.userid != " . $vbulletin->userinfo['userid'] . ")
							OR
							post.lastedit > $_POST[ajax_lastedit])
							" . iif (trim($vbulletin->userinfo['ignorelist']), "AND post.userid NOT IN (0," . str_replace(' ', ',', $vbulletin->userinfo['ignorelist']) . ")") . "
							$hook_query_where
						ORDER BY dateline
					");

					$postcount_query = $db->query_first("
						SELECT COUNT(*) AS count
						FROM " . TABLE_PREFIX . "post AS post
						WHERE threadid = {$_POST[threadid]}
							AND visible = 1"
					);

					$postcount = $postcount_query['count']-1;

					$postbit_factory =& new vB_Postbit_Factory();
					$postbit_factory->registry =& $vbulletin;
					$postbit_factory->forum =& $foruminfo;
					$postbit_factory->thread =& $thread;
					$postbit_factory->cache = array();
					$postbit_factory->bbcode_parser =& new vB_BbCodeParser($vbulletin, fetch_tag_list());

					$xml = new vB_AJAX_XML_Builder($vbulletin, 'text/xml');
					$xml->add_group('root');

					while ($post = $db->fetch_array($posts))
					{
						if ($tachyuser = in_coventry($post['userid']) AND !can_moderate($thread['forumid']))
						{
							continue;
						}

						if ($tachyuser)
						{
							$fetchtype = 'post_global_ignore';
						}
						else if ($ignore["$post[userid]"])
						{
							$fetchtype = 'post_ignore';
						}
						else if ($post['visible'] == 2)
						{
							if (!$see_deleted)
							{
								continue;
							}
							$fetchtype = 'post_deleted';
						}
						else if ($post['visible'] == 0 AND !can_moderate($thread['forumid'], 'canmoderateposts'))
						{
							$fetchtype = 'auto_moderated';
						}
						else
						{
							$fetchtype = 'post';
						}

						if ($postorder)
						{
							$post['postcount'] = --$postcount;
						}
						else
						{
							$post['postcount'] = ++$postcount;
						}

						if ($post['attach'])
						{
							$attachments = $db->query_read_slave("
								SELECT dateline, thumbnail_dateline, filename, filesize, visible, attachmentid, counter,
									postid, IF(thumbnail_filesize > 0, 1, 0) AS hasthumbnail, thumbnail_filesize,
									attachmenttype.thumbnail AS build_thumbnail, attachmenttype.newwindow
								FROM " . TABLE_PREFIX . "attachment
								LEFT JOIN " . TABLE_PREFIX . "attachmenttype AS attachmenttype USING (extension)
								WHERE postid = $post[postid]
								ORDER BY attachmentid
							");
							while ($attachment = $db->fetch_array($attachments))
							{
								if (!$attachment['build_thumbnail'])
								{
									$attachment['hasthumbnail'] = false;
								}
								$post['attachments']["$attachment[attachmentid]"] = $attachment;
							}
						}

						// address padding issues in postbit_legacy. These 2 lines will place only
						// top padding before each postbit created this way.
						$post['islastshown'] = true;
						$post['toppadding'] = true;

						if ($post['lastedit'] > $_POST['ajax_lastedit']) {
							$post['postcount'] = '___postcount_placeholder___';
						}

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

						$postbit_obj =& $postbit_factory->fetch_postbit($fetchtype);

						$xml->add_tag('postbit', process_replacement_vars($postbit_obj->construct_postbit($post)), array('postid' => $post['postid'], 'dateline' => $post['dateline'], 'lastedit' => $post['lastedit'] ));

						$dateline = $post['dateline'];
					}

					// ajax posts always mark the thread as read because any missed posts are retrieved as well
					mark_thread_read($threadinfo, $foruminfo, $vbulletin->userinfo['userid'], TIMENOW);

					$xml->add_tag('posttype', $dateline);
					$xml->add_tag('db_ajax_last_post', $dateline);
					$xml->add_tag('db_ajax_last_edit', $thread['lastedit']);
					$xml->close_group();
					$xml->print_xml(true);
				} else {
					header('Content-Type: text/xml');
					echo '<?xml version="1.0" encoding="windows-1252"?><root><db_ajax_last_post></db_ajax_last_post><db_ajax_last_edit></db_ajax_last_edit></root>';
				}
			} else if (
				$_GET['do'] == 'shownewnotifications' &&
				isset($_POST['threadid'], $_POST['ajax_lastpost'])
			) {

				$vbulletin->input->clean_array_gpc('p', array(
				    'threadid' => TYPE_INT,
				    'ajax_lastpost' => TYPE_INT
				));

				$_POST['threadid'] = $vbulletin->db->escape_string($vbulletin->GPC['threadid']);
				$_POST['ajax_lastpost'] = $vbulletin->db->escape_string($vbulletin->GPC['ajax_lastpost']);

				$postcount_query = $db->query_first("
					SELECT COUNT(*) AS count
					FROM " . TABLE_PREFIX . "post AS post
					WHERE threadid = $_POST[threadid]
						AND visible = 1
						AND dateline > " . ($_POST['ajax_lastpost'])
				);

				header('Content-Type: text/xml');
				echo '<?xml version="1.0" encoding="windows-1252"?><postbits><new>'.$postcount_query['count'].'</new></postbits>';
			}
			break;
			default:
			break;
		}
?>