Example #1
0
function vbseo_get_page_title($ptext, $limit = 0)
{
    $ptext = preg_replace('#<!--.*?-->#s', '', $ptext);
    preg_match('#<title.*?\\>(.+?)</title.*?\\>#is', $ptext, $tmatch);
    $ptitle = str_replace(array('&rsaquo;', '&trade;'), array(chr(155), chr(153)), vbseo_unhtmlentities(trim(preg_replace('#\\s+#', ' ', $tmatch[1]))));
    return $limit ? vbseo_substr($ptitle, 0, $limit) : $ptitle;
}
Example #2
0
    function make_crawlable(&$newtext)
    {
        if (!VBSEO_ENABLED && !isset($_COOKIE['VBSEO_ON_MORE'])) {
            return $newtext;
        }
        if (VBSEO_IGNOREPAGES && (preg_match('#(' . VBSEO_IGNOREPAGES . ')#i', VBSEO_REQURL) || preg_match('#(' . VBSEO_IGNOREPAGES . ')#i', VBSEO_BASE))) {
            return $newtext;
        }
        @define('VBSEO_PROCESS', true);
        error_reporting(0);
        vbseo_addon_function('postprocess', $newtext);
        restore_error_handler();
        global $vboptions, $vbulletin, $bbuserinfo, $_COOKIE, $HTTP_COOKIE_VARS;
        global $vbseo_gcache, $seo_preg_replace, $seo_links_replace, $tempusagecache, $threadcache, $usercache, $found_object_ids;
        if (isset($_COOKIE['VBSEO_EXPOSE_MORE'])) {
            Header('X-Processed-By: vBSEO ' . VBSEO_VERSION2_MORE . ' (http://www.vbseo.com)');
        }
        if (VBSEO_CLEANUP_REDIRECT) {
            $vbseo_non_clean = array('styleid' => array(), 'view' => array('hybrid', 'threaded', 'linear'), 'mode' => array('hybrid', 'threaded', 'linear'));
            if (THIS_SCRIPT == 'member') {
                $vbseo_non_clean['do'] = array('getinfo');
            }
            foreach ($vbseo_non_clean as $vbseo_nn => $vbseo_nnopt) {
                if (isset($_GET[$vbseo_nn]) && (!$vbseo_nnopt || in_array($_GET[$vbseo_nn], $vbseo_nnopt))) {
                    vbseo_safe_redirect(VBSEO_REQURL, array_keys($vbseo_non_clean));
                }
            }
        }
        vbseo_get_options();
        if (defined('VBSEO_EXPIRED_MORE_LICENSE') || isset($_COOKIE['VBSEO_OFF_MORE']) || isset($_GET['VBSEO_OFF_MORE'])) {
            return $newtext;
        }
        if (VBSEO_LASTMOD_HEADER) {
            $isloggedin = $bbuserinfo['userid'] <= 0 ? '' : 'yes';
            $isloggedin_changed = !isset($_COOKIE['vbseo_loggedin']) || $_COOKIE['vbseo_loggedin'] != $isloggedin;
            if ($isloggedin_changed) {
                setcookie('vbseo_loggedin', $isloggedin, $isloggedin ? time() + 3600 : time() - 3600, '/');
            }
            if (!$isloggedin && THIS_SCRIPT == 'showthread') {
                $lmdate_txt = gmdate('D, d M Y H:i:s', $GLOBALS['vbseo_lastmod'] ? $GLOBALS['vbseo_lastmod'] : time() - 3) . ' GMT';
                @header('Last-Modified: ' . $lmdate_txt);
                if (!VBSEO_IS_ROBOT) {
                    $newtext = str_replace('</head>', "\n<script type=\"text/javascript\"><!--\nfunction vbseo_cache_check()\n{\nif(document.cookie.indexOf('vbseo_loggedin=yes')>0 && \ndocument.cookie.indexOf('vbseo_redirect=yes')<0)\n{\ndocument.cookie = 'vbseo_redirect=yes; path=/';\ndocument.location.reload(true);\n}\n}\nsetTimeout('vbseo_cache_check()', 5); \n//-->\n</script>\n</head>\n", $newtext);
                }
            }
            if ($_COOKIE['vbseo_redirect']) {
                setcookie('vbseo_redirect', '', time() - 3600, '/');
            }
        }
        vbseo_check_stripsids();
        vbseo_prepare_seo_replace();
        if (isset($GLOBALS['vbseo_find_pids']) && $GLOBALS['vbseo_find_pids']) {
            vbseo_get_posts_info($GLOBALS['vbseo_find_pids']);
        }
        foreach ($vbseo_gcache['post'] as $pid => $pv) {
            $found_object_ids['postthreads'][] = $pv['threadid'];
        }
        vbseo_find_ids($newtext);
        $vbseo_gcache['thread'] = array();
        vbseo_get_forum_info(true);
        if (VBSEO_SITEMAP_MOD && VBSEO_IS_ROBOT) {
            vbseo_hit_log();
        }
        global $VBSEO_REWRITE_TEXTURLS;
        if (!$VBSEO_REWRITE_TEXTURLS) {
            define('VBSEO_SHOW_COPYRIGHT', !isset($tempusagecache['STANDARD_REDIRECT']) && !isset($tempusagecache['WHOPOSTED']) && !isset($tempusagecache['ATTACHMENTS']) && !isset($tempusagecache['SHOWTHREAD_SHOWPOST']) && !isset($tempusagecache['BUDDYLIST']) && !isset($tempusagecache['smiliepopup']) && !isset($tempusagecache['reputation']) && !isset($tempusagecache['im_message']) && !isset($tempusagecache['newattachment']) && THIS_SCRIPT != 'blunts_whodownloaded_ip');
        }
        if (!$VBSEO_REWRITE_TEXTURLS) {
            if (VBSEO_SHOW_COPYRIGHT && !defined('VBSEO_BRANDING_FREE')) {
                if (VBSEO_COPYRIGHT == 0) {
                    $vbseo_host = VBSEO_HTTP_HOST;
                    $vbseo_cpno = ord($vbseo_host[strlen($vbseo_host) / 2]) + strlen($vbseo_host);
                    $vbseo_cpno = $vbseo_cpno % 4;
                } else {
                    $vbseo_cpno = VBSEO_COPYRIGHT - 1;
                }
                $vbseo_cpa = array('Search Engine Friendly URLs by vBSEO ' . VBSEO_VERSION2_MORE, 'Content Relevant URLs by vBSEO ' . VBSEO_VERSION2_MORE, 'Search Engine Optimization by vBSEO ' . VBSEO_VERSION2_MORE, 'SEO by vBSEO ' . VBSEO_VERSION2_MORE, 'Search Engine Friendly URLs by vBSEO ' . VBSEO_VERSION2_MORE . ' &copy;2008, Crawlability, Inc.', 'Content Relevant URLs by vBSEO ' . VBSEO_VERSION2_MORE . ' &copy;2008, Crawlability, Inc.', 'Search Engine Optimization by vBSEO ' . VBSEO_VERSION2_MORE . ' &copy;2008, Crawlability, Inc.', 'SEO by vBSEO ' . VBSEO_VERSION2_MORE . ' &copy;2008, Crawlability, Inc.', 'LinkBacks Enabled by vBSEO ' . VBSEO_VERSION2_MORE, 'LinkBacks Enabled by vBSEO ' . VBSEO_VERSION2_MORE . ' &copy; 2008, Crawlability, Inc.');
                $vbseo_cpno = $vbseo_cpno % count($vbseo_cpa);
                $cp_str = $vbseo_cpa[$vbseo_cpno];
                $clinked = !strstr($cp_str, '&copy;');
                if (VBSEO_NOVER_INFO) {
                    $cp_str = str_replace(' ' . VBSEO_VERSION2_MORE, '', $cp_str);
                }
                if (VBSEO_AFFILIATE_ID) {
                    $cp_str = str_replace($clinked ? 'vBSEO' : $cp_str, '<a href="http://www.vbseo.com/' . VBSEO_AFFILIATE_ID . '/">' . ($clinked ? 'vBSEO' : $cp_str) . '</a>', $cp_str);
                } else {
                    if ($clinked) {
                        $cp_str = str_replace('vBSEO', '<a href="http://www.crawlability.com/vbseo/">vBSEO</a>', $cp_str);
                    }
                }
                if (defined('VBSEO_UNREG')) {
                    $cp_str .= ' (<span style="color:red;font-weight:bold;">' . (preg_match('#^vresp(.*)#', $vboptions['vbseo_confirmation_code'], $unregpm) ? $unregpm[1] : 'Unregistered') . '</span>)';
                }
                $lfollow = THIS_SCRIPT == 'index' || THIS_SCRIPT == 'adv_index';
                if (!$lfollow) {
                    $cp_str = str_replace('<a', '<a rel="nofollow"', $cp_str);
                }
                if (VBSEO_GOOGLE_AD_SEC) {
                    $cp_str = vbseo_google_ad_section($cp_str, true);
                }
                if (strstr($newtext, '<!--VBSEO_COPYRIGHT-->')) {
                    $newtext = str_replace('<!--VBSEO_COPYRIGHT-->', $cp_str, $newtext);
                } else {
                    if (preg_match('#(Copyright[^<]*?Jelsoft Enterprises Ltd\\.)#im', $newtext, $cpfind)) {
                        $newtext = str_replace($cpfind[1], $cpfind[1] . "\n<br />" . $cp_str, $newtext);
                    } else {
                        $newtext = preg_replace('#(</body>)#is', '<br /><div style="z-index:3" class="smallfont" align="center">' . $cp_str . '</div>\\1', $newtext, 1);
                    }
                }
            }
        }
        if (VBSEO_SHOW_COPYRIGHT && VBSEO_ARCHIVE_LINKS_FOOTER && THIS_SCRIPT != 'archive') {
            if (VBSEO_ARCHIVE_LINKS_FOOTER < 3 || !$bbuserinfo['joindate']) {
                $arc_str = vbseo_prepare_arc_links();
                if (strstr($newtext, '<!--VBSEO_ARCHIVE_LINKS-->')) {
                    $newtext = str_replace('<!--VBSEO_ARCHIVE_LINKS-->', $arc_str, $newtext);
                } else {
                    $newtext = preg_replace('#(</body>)#is', '<br /><div style="z-index:3" class="smallfont" align="center">' . $arc_str . '</div>\\1', $newtext);
                }
            }
        }
        if (defined('VBSEO_UNREG_EXPIRED')) {
            return $newtext;
        }
        if (VBSEO_CODE_CLEANUP && !isset($_GET['vbseo_nocleanup']) && !$_POST['ajax'] && !$VBSEO_REWRITE_TEXTURLS) {
            $newtext = preg_replace(array('#(<pre[^>]*?>)(.*?)</pre>#sie', '#>\\s+<#s', '#(<s(?:cript|tyle)[^>]*?>[^<]*?<!)--#si', '#<!--(\\s*(\\[|VBS|google_ad))#s', '#<!--.*?-->#s', '#<!js#', '#\\@vbseo_r_n\\@#'), array("str_replace('\\\\\"', '\"', '\$1'.preg_replace(\"#\r?\n#s\",'@vbseo_r_n@','\$2').'\$3')", '> <', '\\1js', '<!js\\1', '', '<!--', "\n"), $newtext);
        }
        if ($found_object_ids['announcements']) {
            vbseo_clean_object_ids('announcements');
            vbseo_get_forum_announcement($found_object_ids['announcements']);
        }
        vbseo_clean_object_ids('poll_ids');
        vbseo_get_poll_info($pollids);
        if (VBSEO_REWRITE_ATTACHMENTS) {
            vbseo_clean_object_ids('attachment_ids');
            vbseo_get_attachments_info($found_object_ids['attachment_ids']);
        }
        if ($found_object_ids['thread_ids'] || $found_object_ids['postthreads']) {
            $found_object_ids['thread_ids'] = array_merge($found_object_ids['thread_ids'], $found_object_ids['postthreads']);
            vbseo_clean_object_ids('thread_ids');
            if ($threadcache) {
                $vbseo_gcache['thread'] = array();
                foreach ($threadcache as $tid => $tar) {
                    $vbseo_gcache['thread'][$tar['threadid'] ? $tar['threadid'] : $tid] = $tar;
                    if ($found_object_ids['thread_last'] && in_array($tar['threadid'], $found_object_ids['thread_last'])) {
                        $found_object_ids['user_names'][] = $tar['lastposter'];
                    }
                }
                $found_object_ids['thread_ids'] = array_diff($found_object_ids['thread_ids'], array_keys($threadcache));
                foreach ($vbseo_gcache['thread'] as $tid => $tar) {
                    $vbseo_gcache['thread'][$tid]['seotitle'] = vbseo_filter_replace_text($tar['title'] ? $tar['title'] : $tar['threadtitle']);
                    $usercache[$tar['postuserid']] = array('userid' => $tar['postuserid'], 'username' => $tar['postusername']);
                    if ($tar['pollid']) {
                        $vbseo_gcache['polls'][$tar['pollid']]['threadid'] = $tid;
                    }
                }
            }
            if (isset($GLOBALS['getlastpost'])) {
                $vbseo_gcache['thread'][$GLOBALS['getlastpost']['threadid']] = $GLOBALS['getlastpost'];
            }
            vbseo_get_thread_info($found_object_ids['thread_ids']);
        }
        if ($found_object_ids['prepostthread_ids']) {
            vbseo_get_post_thread_info($found_object_ids['prepostthread_ids'], true);
        }
        if (VBSEO_REWRITE_GROUPS) {
            if (is_array($GLOBALS['group']) && $GLOBALS['group']['groupid']) {
                $vbseo_gcache['groups'][$GLOBALS['group']['groupid']] = $GLOBALS['group'];
            }
            $found_object_ids['groups'] = array_diff($found_object_ids['groups'], array_keys($vbseo_gcache['groups']));
            vbseo_get_group_info($found_object_ids['groups']);
        }
        if (VBSEO_REWRITE_BLOGS) {
            global $categories, $postattach;
            if ($found_object_ids['blog_ids']) {
                vbseo_get_blog_info($found_object_ids['blog_ids']);
            }
            if (isset($vbulletin->vbblog['categorycache'])) {
                foreach ($vbulletin->vbblog['categorycache'] as $uid => $catarr) {
                    if (is_array($catarr)) {
                        foreach ($catarr as $cid => $carr) {
                            $vbseo_gcache['blogcat'][$cid] = $carr;
                        }
                    }
                }
            }
            $vblog_cats = $GLOBALS['vblog_categories'] ? $GLOBALS['vblog_categories'] : $GLOBALS['categories'];
            if (is_array($vblog_cats)) {
                foreach ($vblog_cats as $bid => $catarr) {
                    if (is_array($catarr)) {
                        foreach ($catarr as $cid => $carr) {
                            if ($carr['blogcategoryid']) {
                                $vbseo_gcache['blogcat'][$carr['blogcategoryid']] = $carr;
                            }
                        }
                    }
                }
            }
            $found_object_ids['blogcat_ids'] = array_diff($found_object_ids['blogcat_ids'], array_keys($vbseo_gcache['blogcat']));
            if ($found_object_ids['blogcat_ids']) {
                vbseo_get_blog_cats($found_object_ids['blogcat_ids']);
            }
            if (isset($vbseo_gcache['blog']) && is_array($vbseo_gcache['blog'])) {
                foreach ($vbseo_gcache['blog'] as $bid => $barr) {
                    $found_object_ids['user_ids'][] = $barr['userid'];
                }
            }
            if (is_array($postattach)) {
                foreach ($postattach as $pid => $attarr) {
                    if (is_array($attarr)) {
                        foreach ($attarr as $aid => $att) {
                            $vbseo_gcache['battach'][$aid] = $att;
                        }
                    }
                }
            }
            if ($found_object_ids['blogatt_ids']) {
                vbseo_get_blogatt_info($found_object_ids['blogatt_ids']);
            }
        }
        if (is_array($gpic = $GLOBALS['pictureinfo'])) {
            $vbseo_gcache['pic'][$gpic['pictureid']] = $gpic;
        }
        vbseo_get_object_info('pic');
        if (VBSEO_REWRITE_MEMBERS || VBSEO_REWRITE_AVATAR) {
            if (!empty($found_object_ids['user_ids']) || !empty($found_object_ids['user_names'])) {
                if (is_array($vbseo_gcache['pic'])) {
                    foreach ($vbseo_gcache['pic'] as $pid => $parr) {
                        $found_object_ids['album'][] = $parr['albumid'];
                    }
                }
                if (is_array($galb = $GLOBALS['albuminfo'])) {
                    $vbseo_gcache['album'][$galb['albumid']] = $galb;
                }
                vbseo_get_object_info('album');
                if (is_array($vbseo_gcache['album'])) {
                    foreach ($vbseo_gcache['album'] as $pid => $parr) {
                        $found_object_ids['user_ids'][] = $parr['userid'];
                    }
                }
                $userids = array_unique($found_object_ids['user_ids']);
                vbseo_clean_object_ids('user_names');
                if (isset($GLOBALS['newuserid'])) {
                    $usercache[$GLOBALS['newuserid']] = array('userid' => $GLOBALS['newuserid'], 'username' => $GLOBALS['newusername']);
                }
                if (!empty($usercache)) {
                    foreach ($usercache as $uid => $uval) {
                        if ($uid && ($uname = $uval['username'])) {
                            $vbseo_gcache['user'][$uid] = $vbseo_gcache['usernm'][strtolower($uname)] = array('userid' => $uid, 'username' => $uname);
                        }
                    }
                }
                if (!empty($vbseo_gcache['post'])) {
                    foreach ($vbseo_gcache['post'] as $pid => $pval) {
                        if (isset($pval['postuserid']) && ($uid = $pval['postuserid']) && ($uname = $pval['postusername'])) {
                            $vbseo_gcache['user'][$uid] = $vbseo_gcache['usernm'][strtolower($uname)] = array('userid' => $uid, 'username' => $uname);
                        }
                    }
                }
                $userids = array_diff($userids, array_keys($vbseo_gcache['user'] ? $vbseo_gcache['user'] : array()));
                $found_object_ids['user_names'] = array_diff($found_object_ids['user_names'], array_keys($vbseo_gcache['usernm']));
                if (VBSEO_GET_MEMBER_TITLES && !empty($userids) || !empty($found_object_ids['user_names'])) {
                    vbseo_get_user_info($userids, $found_object_ids['user_names']);
                } else {
                    for ($ui = 0; $ui < count($userids); $ui++) {
                        $vbseo_gcache['user'][$userids[$ui]] = array('userid' => $userids[$ui]);
                    }
                }
            }
        }
        $vbse_rurl = $vbse_rurl_check = '';
        $force_redirect = false;
        vbseo_get_options();
        $mode_nonlinear = vbseo_is_threadedmode();
        if (!$mode_nonlinear && VBSEO_THREAD_301_REDIRECT && (VBSEO_REWRITE_THREADS && THIS_SCRIPT == 'showthread' || VBSEO_REWRITE_PRINTTHREAD && THIS_SCRIPT == 'printthread') && !isset($_GET[VBSEO_PAGENUM_URI_GARS]) && (!isset($_GET['goto']) && ($thisthreadid = $_GET['t']) || defined('VBSEO_PRIVATE_REDIRECT_THREAD') && ($thisthreadid = VBSEO_PRIVATE_REDIRECT_THREAD))) {
            vbseo_get_thread_info($thisthreadid);
            $tinfo = $vbseo_gcache['thread'][$thisthreadid];
            $thisforumid = $tinfo['forumid'];
            if (function_exists('fetch_permissions')) {
                if (!$vbulletin->userinfo['userid']) {
                    $vbseo_gcache['forum'][$thisforumid]['permissions'][1] = fetch_permissions($thisforumid);
                }
            }
            $is_public = vbseo_forum_is_public($vbseo_gcache['forum'][$thisforumid], '', 1);
            if ($is_public) {
                $maxpage = vbseo_thread_pagenum($tinfo['replycount'] + 1);
                $_page = isset($_GET['page']) ? intval($_GET['page']) : 0;
                if (defined('VBSEO_PRIVATE_REDIRECT_URL')) {
                    $vbse_rurl = VBSEO_PRIVATE_REDIRECT_URL;
                } else {
                    $vbse_rurl = vbseo_thread_url($thisthreadid, min($_page, $maxpage), $_page > 1 ? THIS_SCRIPT == 'showthread' ? VBSEO_URL_THREAD_PAGENUM : VBSEO_URL_THREAD_PRINT_PAGENUM : (THIS_SCRIPT == 'showthread' ? VBSEO_URL_THREAD : VBSEO_URL_THREAD_PRINT));
                }
                $excpars = array(VBSEO_THREADID_URI, 'threadid', 'page', isset($_GET['pp']) && $_GET['pp'] == $vboptions['maxposts'] ? 'pp' : '', 'posted');
                if ($_REQUEST['posted']) {
                    $force_redirect = true;
                }
            }
        }
        if (THIS_SCRIPT == 'forumdisplay') {
            if ($_REQUEST['page'] && $GLOBALS['pagenumber'] && $_REQUEST['page'] != $GLOBALS['pagenumber']) {
                $vbse_rurl = vbseo_forum_url($_GET['f'], $GLOBALS['pagenumber']);
            }
            if ($vbse_rurl) {
                $excpars = array('f', 'page');
            }
        }
        if ((VBSEO_REWRITE_BLOGS || VBSEO_REWRITE_BLOGS_ENT) && THIS_SCRIPT == 'blog') {
            if (VBSEO_REWRITE_BLOGS_LIST && $_GET['do'] == 'list' && $_REQUEST['page'] && $_REQUEST['page'] != $_REQUEST['pagenumber']) {
                $vbse_rurl = vbseo_blog_url($_GET['m'] ? VBSEO_URL_BLOG_MONTH_PAGE : VBSEO_URL_BLOG_LIST_PAGE, $_GET);
                $excpars = array('do', 'page', 'm', 'y');
            }
            if ((($bid = $_GET['b']) || ($bid = $_GET['blogid'])) && (!$_GET['goto'] || in_array($_GET['goto'], array('next', 'prev')))) {
                if ($_GET['goto']) {
                    if ($GLOBALS['blogid'] != $bid) {
                        $bid = $_GET['b'] = $GLOBALS['blogid'];
                    } else {
                        $bid = 0;
                    }
                }
                if ($bid && VBSEO_REWRITE_BLOGS_ENT) {
                    vbseo_get_blog_info($bid);
                    if ($vbseo_gcache['blog'][$bid]['title']) {
                        $vbse_rurl = vbseo_blog_url(vbseo_vb_gpc('pagenumber') > 1 ? VBSEO_URL_BLOG_ENTRY_PAGE : VBSEO_URL_BLOG_ENTRY, $_GET);
                    }
                    $excpars = array('b');
                }
            }
            if (VBSEO_REWRITE_BLOGS_ENT && $_REQUEST['do'] == 'blog' && !$_REQUEST['b'] && $_REQUEST['bt'] && $GLOBALS['blogid']) {
                $vbse_rurl = vbseo_blog_url(vbseo_vb_gpc('pagenumber') > 1 ? VBSEO_URL_BLOG_ENTRY_PAGE : VBSEO_URL_BLOG_ENTRY, array('b' => $GLOBALS['blogid'], 'page' => vbseo_vb_gpc('pagenumber')));
                $excpars = array('bt', 'page');
                $vbse_rurl .= '#comment' . $_REQUEST['bt'];
            }
            if ($_GET['u'] && $_GET[VBSEO_BLOG_CATID_URI] && VBSEO_REWRITE_BLOGS_CAT) {
                $vbse_rurl = vbseo_blog_url($_GET['page'] ? VBSEO_URL_BLOG_CAT_PAGE : VBSEO_URL_BLOG_CAT, $_GET);
                $excpars = array('u', VBSEO_BLOG_CATID_URI);
            }
        }
        if (VBSEO_REWRITE_MEMBERS && THIS_SCRIPT == 'album' && !isset($_GET['do'])) {
            if (isset($_GET['pictureid'])) {
                $vbse_rurl = vbseo_album_url($_GET['page'] > 1 ? 'VBSEO_URL_MEMBER_PICTURE_PAGE' : 'VBSEO_URL_MEMBER_PICTURE', $_GET);
                $excpars = array('albumid', 'pictureid', 'page');
            }
        }
        if (VBSEO_REWRITE_TAGS && THIS_SCRIPT == 'tags' && $_GET['tag']) {
            $apars = $_GET;
            $apars['tag'] = urlencode($apars['tag']);
            $vbse_rurl = vbseo_tags_url($apars['page'] ? VBSEO_URL_TAGS_ENTRYPAGE : VBSEO_URL_TAGS_ENTRY, $apars);
            $excpars = array('tag', 'page');
        }
        if (!$vbse_rurl) {
            $vbse_rurl2 = '';
            $auto_replace = array('group' => array('groupid', 'do', 'pp', 'page', 'pictureid', 'gmid', 'sort', 'order'), 'tags' => array('tag'));
            if (in_array(THIS_SCRIPT, array_keys($auto_replace))) {
                $vbse_rurl2 = vbseo_any_url(VBSEO_REQURL);
                $excpars = $auto_replace[THIS_SCRIPT];
            }
            if (preg_match('#^(.*)\\?(.*)#', $vbse_rurl2, $pmatch)) {
                $_SERVER['QUERY_STRING'] = $pmatch[2];
                $vbse_rurl2 = $pmatch[1];
            }
            $vbse_rurl = $vbse_rurl2;
        }
        if ($vbse_rurl) {
            vbseo_url_autoadjust($vbse_rurl, $excpars, $force_redirect);
        }
        if (defined('VBSEO_PRIVATE_REDIRECT_SUGGEST')) {
            global $foruminfo;
            $thisforumid = $foruminfo['forumid'];
            if (function_exists('fetch_permissions')) {
                if (!$vbulletin->userinfo['userid']) {
                    $vbseo_gcache['forum'][$thisforumid]['permissions'][1] = fetch_permissions($thisforumid);
                }
            }
            $is_public = vbseo_forum_is_public($vbseo_gcache['forum'][$thisforumid], '', 1);
            if ($is_public) {
                if (VBSEO_PRIVATE_REDIRECT_SUGGEST != substr(VBSEO_REQURL, 0, strlen(VBSEO_PRIVATE_REDIRECT_SUGGEST))) {
                    vbseo_safe_redirect(VBSEO_PRIVATE_REDIRECT_SUGGEST, array(), true);
                }
            }
        }
        if (VBSEO_BASEDEPTH) {
            if (preg_match('#<base href="([^\\"]*)#i', $newtext, $pm)) {
                if (preg_replace('#/[^/]*$#', '', $pm[1]) == $vboptions['bburl2']) {
                    define('VBSEO_BASEHREF_INDIR', 1);
                }
            }
        }
        if (VBSEO_BASEDEPTH && defined('VBSEO_PREPROCESSED')) {
            $newtext = preg_replace('#<head>#i', "\$0\n" . '<base href="' . $vboptions['bburl2'] . (defined('VBSEO_BASE_URL') ? VBSEO_BASE_URL : '') . '/" />', $newtext, 1);
        }
        if (isset($VBSEO_REWRITE_TEXTURLS)) {
            $newtext = preg_replace('#(' . str_replace('tps\\:', 'tps?\\:', preg_quote($vboptions['bburl2'], '#')) . '/?)([^<\\]\\[\\"\\)\\s]*)#ise', 'vbseo_replace_urls("$1", "$2")', $newtext);
        }
        if ($GLOBALS['vbseo_proc_xml']) {
            $newtext = preg_replace('#(<link>(?:\\<\\!\\[CDATA\\[)?)([^<\\]]*)#ise', 'vbseo_replace_urls("$1", "$2")', $newtext);
        }
        if (1) {
            $newtext = preg_replace('#(value="(?:\\[.*?\\])?)(' . preg_quote($vboptions['bburl2'], '#') . '/?)([^<\\]\\[\\"\\)\\s]*)#ise', 'stripslashes(\'$1\').vbseo_replace_urls("", "$2$3")', $newtext);
        }
        if (!isset($VBSEO_REWRITE_TEXTURLS)) {
            $r_tags = 'a|span';
            if (VBSEO_ABSOLUTE_PATH_IN_URL) {
                $r_tags .= '|form|script|link';
            }
            if (VBSEO_ABSOLUTE_PATH_IN_URL || VBSEO_REWRITE_ATTACHMENTS || VBSEO_REWRITE_AVATAR) {
                $r_tags .= '|img';
            }
            $r_tattr = 'href|src|action|url|\\.open|\\.location';
            $newtext = preg_replace('#(<(?:' . $r_tags . ')([^>]*?)(?:' . $r_tattr . ')\\s*[=\\(]\\s*["\'])([^"\'>\\)]*)(.*?[\\>\\);])([^<]*)(</a>)?#ise', "vbseo_replace_urls('\$1', '\$3', '\$2', '\$4', '\$5', '\$6')", $newtext);
            global $g_replace_cache;
            if (!defined('VBSEO_AJAX') && isset($g_replace_cache)) {
                unset($g_replace_cache);
            }
            if (strpos($_SERVER['REQUEST_URI'], 'printthread.' . VBSEO_VB_EXT) !== false) {
                $obb = $vboptions['relbburl'];
                $vboptions['relbburl'] = $vboptions['bburl2'];
                $GLOBALS['VBSEO_REWRITE_PRINTTHREAD'] = 1;
                $newtext = preg_replace('#(\\([^\\)]*?(?:http://)?[^\\)]*?)(' . preg_quote($vboptions['bburl2'], '#') . '/[^<\\)]*)#ise', 'vbseo_replace_urls("$1", "$2")', $newtext);
                $vboptions['relbburl'] = $obb;
            }
        }
        if (VBSEO_ADD_ANALYTICS_CODE && VBSEO_ADD_ANALYTICS_CODE_EXT) {
            $tmode = isset($_REQUEST['mode']) ? $_REQUEST['mode'] : vbseo_bbarray_cookie('threadedmode');
            if (!$tmode) {
                $tmode = $bbuserinfo["threadedmode"] ? 'threaded' : '';
            }
            if ($tmode == 'threaded') {
                $newtext = preg_replace('#^(\\s*pd\\[\\d+\\] = )\'(.+)$#me', '"$1\'".preg_replace("#(pageTracker\\._trackPageview \\()\'(.*?)\'#","\\$1\\\'\\$2\\\'", str_replace("\\\'","\'","$2"))', $newtext);
            }
        }
        $ticonurl = str_replace('.gif', '', VBSEO_TREE_ICON);
        if (VBSEO_REWRITE_TREE_ICON && strpos($newtext, $ticonurl) !== false) {
            if (preg_match('#' . $ticonurl . '(_...)?[^>]+?alt="([^"]+)"#', $newtext, $matches)) {
                $currentdir = $matches[1];
                $currentalt = $matches[2];
            }
            $ticonurl_full = $ticonurl . $currentdir . '.gif';
            $ticon_format = str_replace('.gif', $currentdir . '.gif', VBSEO_URL_THREAD_TREE_ICON);
            $ficon_format = str_replace('.gif', $currentdir . '.gif', VBSEO_URL_FORUM_TREE_ICON);
            $url = $_SERVER['REQUEST_URI'];
            if ($tempusagecache['FORUMDISPLAY']) {
                if (preg_match('#' . VBSEO_FORUMID_URI . '=(\\d+)#', $url, $matches)) {
                    $forumid = $matches[1];
                    $thisforum =& $vbseo_gcache['forum'][$forumid];
                    $newtext = str_replace($ticonurl_full, vbseo_forum_url($forumid, 0, VBSEO_ICON_PREFIX . $ficon_format), $newtext);
                    $newtext = str_replace($currentalt, str_replace('"', '&quot;', $thisforum['title']), $newtext);
                }
            } else {
                if ($tempusagecache['SHOWTHREAD']) {
                    reset($vbseo_gcache['thread']);
                    list($threadid, $thisthread) = each($vbseo_gcache['thread']);
                    $newtext = str_replace($ticonurl_full, vbseo_thread_url($threadid, 0, VBSEO_ICON_PREFIX . $ticon_format), $newtext);
                    $newtext = str_replace($currentalt, str_replace('"', '&quot;', $thisthread['title']), $newtext);
                }
            }
        }
        if (THIS_SCRIPT == 'showthread' && VBSEO_REWRITE_THREADS && $GLOBALS['threadedmode']) {
            preg_match_all('#writeLink\\(\\s*(\\d+)#', $newtext, $posts);
            reset($vbseo_gcache['thread']);
            list($threadid, $thisthread) = each($vbseo_gcache['thread']);
            $gen_post_url = vbseo_thread_url($threadid, 1, VBSEO_URL_THREAD_GOTOPOST, "' + postid + '");
            $newtext = preg_replace('#(</body>)#is', '
<script type="text/javascript">
var plist = new Array("' . implode('","', $posts[1]) . '")
for(var i=0;i<plist.length;i++){
postid = plist[i]
postel = document.getElementById(\'div\'+postid)
if(postel){
newurl = \'' . $gen_post_url . '\'
postel.innerHTML = postel.innerHTML.replace(\'showthread.' . VBSEO_VB_EXT . '?' . (VBSEO_VB35X ? 'p' : 'postid') . '=\'+postid, newurl);
}
}
</script>
\\1', $newtext);
        }
        $vbseo_fp = '';
        if (VBSEO_REWRITE_META_DESCRIPTION || VBSEO_REWRITE_META_KEYWORDS) {
            $kw_content = $desc_content = '';
            switch (THIS_SCRIPT) {
                case 'member':
                    $ui =& $GLOBALS['usercache'][$_GET['u']];
                    $kw_content = $ui['username'];
                    $desc_content = str_replace(array('[username]', '[usertitle]', '[bb_title]', '[bbtitle]'), array($ui['username'], $ui['usertitle'], $vboptions['bbtitle'], $vboptions['bbtitle']), VBSEO_META_DESCRIPTION_MEMBER);
                    $desc_content = @preg_replace('#\\[user_field_(\\d+)\\]#e', '$ui[\'field\'.\'$1\']', $desc_content);
                    break;
                case 'forumdisplay':
                    $fi =& $GLOBALS['forumcache'][$_GET['f']];
                    $kw_content = $fi['title'];
                    $kw_content = preg_replace('#[^a-zA-Z0-9_\\x80-\\xff]+#', ',', $kw_content);
                    $desc_content = $fi['title'] . ($_GET['page'] ? ', Page ' . $_GET['page'] : '') . (isset($fi['description']) ? ' - ' . $fi['description'] : '');
                    break;
                case 'showpost':
                case 'showthread':
                    if (VBSEO_REWRITE_META_DESCRIPTION) {
                        $desc_content = vbseo_extract_msg_postbits();
                    }
                    if (VBSEO_REWRITE_META_KEYWORDS && ($tbits = $GLOBALS['threadinfo']['title'])) {
                        if (VBSEO_FILTER_STOPWORDS != 0 && VBSEO_STOPWORDS) {
                            $tbits = preg_replace('#\\b(' . VBSEO_STOPWORDS . ')\\b#is', '', $tbits);
                        }
                        preg_match_all('#([a-zA-Z0-9_\\x80-\\xff]+)#s', $tbits, $ptext);
                        $kw_content = implode(',', $ptext[1]);
                    }
                    break;
                case 'blog':
                    if (VBSEO_REWRITE_META_DESCRIPTION && ($desc_content = $GLOBALS['blog']['message'])) {
                        $desc_content = preg_replace('#(<.*?>)+#s', ' ', $desc_content);
                        $desc_content = trim($desc_content);
                    }
                    if (VBSEO_REWRITE_META_KEYWORDS && ($tbits = $GLOBALS['blog']['title'])) {
                        if (VBSEO_FILTER_STOPWORDS != 0 && VBSEO_STOPWORDS) {
                            $tbits = preg_replace('#\\b(' . VBSEO_STOPWORDS . ')\\b#is', '', $tbits);
                        }
                        preg_match_all('#([a-zA-Z0-9_\\x80-\\xff]+)#s', $tbits, $ptext);
                        $kw_content = implode(',', $ptext[1]);
                    }
                    break;
            }
            if (VBSEO_REWRITE_META_KEYWORDS && $kw_content) {
                $kw_content = strip_tags($kw_content);
                if (VBSEO_STOPWORDS) {
                    $kw_content = preg_replace('#,?\\b(' . VBSEO_STOPWORDS . ')\\b#i', '', $kw_content);
                }
                $newtext = preg_replace('#(<meta name="keywords".*?content=)"#is', '$1"' . str_replace('$', '\\$', $kw_content) . ',', $newtext);
            }
            if (VBSEO_REWRITE_META_DESCRIPTION && $desc_content) {
                $desc_content = strip_tags($desc_content);
                $desc_content = preg_replace('#[\\s\\"]+#s', ' ', $desc_content);
                if (strlen($desc_content) > VBSEO_META_DESCRIPTION_MAX_CHARS) {
                    $desc_content = vbseo_substr($desc_content, 0, VBSEO_META_DESCRIPTION_MAX_CHARS + 1);
                    $desc_content = preg_replace('#\\s+\\w+$#', '', $desc_content);
                }
                $newtext = preg_replace('#(<meta name="description".*?content=)"[^"]*#is', '$1"' . str_replace('$', '\\$', str_replace('"', '&quot;', $desc_content)), $newtext);
            }
        }
        if ($GLOBALS['vbseo_meta']) {
            foreach ($GLOBALS['vbseo_meta'] as $metaname => $metacont) {
                $newtext = preg_replace('#(<meta name="' . $metaname . '".*?content=)"[^"]*#is', '$1"' . str_replace('$', '\\$', htmlspecialchars($metacont)), $newtext);
            }
        }
        if (!$GLOBALS['bbuserinfo']['badlocation'] && (THIS_SCRIPT == 'forumdisplay' && ($vbseo_rr = $GLOBALS['vbseo_relev_replace']) && $GLOBALS['foruminfo']['forumid'] || THIS_SCRIPT == 'showthread' && ($vbseo_rr = $GLOBALS['vbseo_relev_replace_t']) && $GLOBALS['threadinfo']['title'])) {
            $parent_forum = $vbseo_gcache['forum'][$GLOBALS['foruminfo']['parentid']];
            $vbseo_rrepl = array('[thread_title]' => $GLOBALS['threadinfo']['title'], '[forum_description]' => $GLOBALS['foruminfo']['description'], '[forum_title]' => $GLOBALS['foruminfo']['title'], '[parent_forum_description]' => $parent_forum['description'], '[parent_forum_title]' => $parent_forum['title'], '[bb_title]' => $vboptions['bbtitle'], '[default_keywords]' => $vboptions['keywords'], '[username]' => $GLOBALS['userinfo']['username'], '[thread_page]' => $_GET['page']);
            $vbseo_pn = 0;
            foreach ($vbseo_rr as $rr) {
                $vbseo_pn++;
                if ($rr) {
                    $rr = str_replace(array_keys($vbseo_rrepl), array_values($vbseo_rrepl), $rr);
                    if (preg_match('#\\[first_post_(\\d+)_words\\]#', $rr, $fp_m)) {
                        if (!$vbseo_fp) {
                            $vbseo_fp = vbseo_extract_msg_postbits();
                        }
                        $rr = str_replace('[first_post_' . $fp_m[1] . '_words]', preg_replace('#^\\s*((\\S+\\s+){' . $fp_m[1] . '}).*$#' . (VBSEO_UTF8_SUPPORT ? 'u' : '') . 's', '\\1', $vbseo_fp), $rr);
                    }
                    $rr2 = VBSEO_GOOGLE_AD_SEC ? vbseo_google_ad_section($rr) : $rr;
                    $newtext = str_replace('<!--VBSEO_RR_' . $vbseo_pn . '-->', $rr2, $newtext);
                    $newtext = str_replace('<!--VBSEO_RR_' . $vbseo_pn . '_NOHTML-->', $rr, $newtext);
                }
            }
        }
        if ($seo_preg_replace && !VBSEO_ACRONYMS_IN_CONTENT) {
            $newtext = preg_replace(array_keys($seo_preg_replace), $seo_preg_replace, $newtext);
        }
        if (VBSEO_ADD_ANALYTICS_CODE && VBSEO_ANALYTICS_CODE) {
            global $display;
            $track_url = $more_tracking = '';
            if (THIS_SCRIPT == 'search' && $_REQUEST['do'] == 'showresults' && $display['highlight']) {
                $track_url = 'search.php?q=' . urlencode(implode(' ', $display['highlight']));
            }
            if ($isloggedin_changed) {
                $more_tracking .= "\n" . 'pageTracker._setVar("' . ($bbuserinfo['userid'] > 0 ? 'member' : 'guest') . '");';
            }
            if (THIS_SCRIPT == 'register') {
                $vbseo_goal = $_REQUEST['do'];
                if ($_GET['a'] == 'act') {
                    $vbseo_goal = 'complete';
                }
                if ($GLOBALS['templatename'] == 'register_verify_age') {
                    $vbseo_goal = 'birthday';
                }
                $vbseo_goal_pages = array('coppaform' => 'coppaform.html', 'birthday' => 'enter-birthday.html', 'signup' => 'agreement.html', 'register' => 'regform-show.html', 'addmember' => 'regform-submit.html', 'complete' => 'registration-complete.html');
                if (isset($vbseo_goal_pages[$vbseo_goal])) {
                    $more_tracking .= "\n" . 'pageTracker._trackPageview("' . VBSEO_ANALYTICS_GOAL_PATH . $vbseo_goal_pages[$vbseo_goal] . '");';
                }
            }
            $newtext = preg_replace('#(</body>)#is', '
<script type="text/javascript"><!--
var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
document.write(unescape("%3Cscript src=\'" + gaJsHost + "google-analytics.com/ga.js\' type=\'text/javascript\'%3E%3C/script%3E"));
//-->
</script>
<script type="text/javascript"><!--
var pageTracker = _gat._getTracker("' . VBSEO_ANALYTICS_CODE . '");
pageTracker._initData();
' . $more_tracking . '
pageTracker._trackPageview(' . ($track_url ? "'{$track_url}'" : "") . ');
//-->
</script>
' . '\\1', $newtext, 1);
        }
        if (VBSEO_LINK && $GLOBALS['bbuserinfo']['isadmin']) {
            $config_link = '
<div style="position:absolute;z-index:3;width:100%;left:0px;top:8px;text-align:center;"><a style="BACKGROUND: #FFFFFF; padding:5px; FONT-SIZE: 11px; FONT-FAMILY: Verdana, Arial, Helvetica, sans-serif; COLOR: #003399;" href="' . $vboptions['bburl2'] . '/vbseocp.php">Back to vBSEO Config Panel</a></div>
';
            $newtext = preg_replace('#(<body.*?>)#is', '\\1' . $config_link, $newtext, 1);
        }
        /********************************************************************************/
        if (!isset($VBSEO_REWRITE_TEXTURLS)) {
        }
        return $newtext;
    }
function vbseo_ping_proc($src_url, $dest_url, $pingtype = 0, $title = '', $snippet = '')
{
    global $vboptions, $vbseo_gcache;
    $ping_type_str = ($pingtype == 1 ? 'track' : ($pingtype == 2 ? 'ref' : 'ping')) . 'backs';
    $error_msg = array();
    $link_confirm = false;
    vbseo_get_options(false);
    vbseo_prepare_seo_replace();
    vbseo_get_forum_info();
    $db = vbseo_get_db();
    $matchfull = $vboptions['bburl2'];
    $postid = $postcount = $threadid = $page = 0;
    if ($GLOBALS['vbseo_linkback_cleanup']) {
        $src_url = preg_replace('#' . implode('|', $GLOBALS['vbseo_linkback_cleanup']) . '#', '', $src_url);
        $dest_url = preg_replace('#' . implode('|', $GLOBALS['vbseo_linkback_cleanup']) . '#', '', $dest_url);
    }
    $arr = $arr2 = $arr3 = array();
    list($dest_url_pre, $dest_url_post) = explode('#', $dest_url);
    if (strstr($dest_url_pre, $matchfull)) {
        $dest_url_pre = substr($dest_url_pre, strlen($matchfull) + 1);
        $dest_url_pre2 = preg_replace('#\\?.*#', '', $dest_url_pre);
        if (!($arrt = vbseo_check_url('VBSEO_URL_THREAD_PAGENUM', $dest_url_pre2))) {
            $arrt = vbseo_check_url('VBSEO_URL_THREAD', $dest_url_pre2);
        }
        if (isset($arrt['thread_id'])) {
            $threadid = $arrt['thread_id'];
        }
        if (($arr = vbseo_check_url('VBSEO_URL_POST_SHOW', $dest_url_pre2)) || preg_match('#showpost\\.' . VBSEO_VB_EXT . '\\?[^"]*?p(?:ostid)?=([0-9]+)[^/"]*$#i', $dest_url_pre, $arr2) || preg_match('#showthread\\.' . VBSEO_VB_EXT . '\\?[^"]*?p=([0-9]+)[^/"]*$#i', $dest_url_pre, $arr2) || $arrt && preg_match('#post(\\d+)#', $dest_url_post, $arr3)) {
            global $found_object_ids;
            $postid = $arr ? $arr['post_id'] : ($arr2 ? $arr2[1] : $arr3[1] + 0);
            if ($postid) {
                $found_object_ids['prepostthread_ids'] = array($postid);
                vbseo_get_post_thread_info($postid);
                $threadid = $vbseo_gcache['post'][$postid]['threadid'];
                $postcount = $vbseo_gcache['post'][$postid]['preposts'];
                $page = vbseo_thread_pagenum($postcount);
                $link_confirm = true;
            }
        } else {
            if (preg_match('#showthread\\.' . VBSEO_VB_EXT . '\\?[^"]*?t=([0-9]+)[^/"]*$#i', $dest_url_pre, $arr2) || $arrt && !$dest_url_post) {
                $threadid = $arr2 ? $arr2[1] : $arrt['thread_id'];
                $page = $arrt['thread_page'] ? $arrt['thread_page'] : 1;
                $link_confirm = true;
            }
        }
        vbseo_get_thread_info($threadid);
        $threadinfo = $vbseo_gcache['thread'][$threadid];
        $forumid = $threadinfo['forumid'];
        if ($threadinfo['visible'] != 1) {
            $link_confirm = false;
        }
    }
    $put_wait = false;
    if ($link_confirm) {
        $c_src_url = preg_replace('|.*?://(www\\.)?|', '', preg_replace('|#.*$|', '', $src_url));
        $pret = vbseo_http_query_full($src_url);
        $pcont = $pret['content'];
        $purl = parse_url($src_url);
        if (!$title) {
            $title = vbseo_get_page_title($pcont);
            $pcharset = vbseo_get_page_charset($pcont);
            $title = vbseo_convert_charset($title, $pcharset);
        }
        $qf = $db->vbseodb_query_first($q = "SELECT * FROM " . vbseo_tbl_prefix('vbseo_linkback') . "\nWHERE (t_src_url LIKE \"%" . addslashes($c_src_url) . "%\" \n" . (VBSEO_LINKBACK_IGNOREDUPE && $purl['host'] ? "OR (\nt_src_url LIKE \"%" . addslashes(str_replace('www.', '', $purl['host'])) . "/%\" \nAND t_title LIKE \"" . addslashes($title) . "\" \n)" : "") . "\n)\nAND t_threadid = \"{$threadid}\"");
        if (VBSEO_LINKBACK_REQUIRE_REF && $pingtype == 2 && $qf['t_wait']) {
            $pingtype = $qf['t_type'];
            $approve = $vbseo_gcache['forum'][$forumid]['vbseo_moderate_pingback'] ? 1 : 0;
            $db->vbseodb_query("UPDATE " . vbseo_tbl_prefix('vbseo_linkback') . "\nSET t_wait = 0, t_approve = " . $approve . "\nWHERE t_id = " . $qf['t_id']);
            vbseo_linkback_approve($qf['t_id']);
            vbseo_send_notification_pingback($threadid, $postid, $src_url, $qf['t_title'], $qf['t_text'], $approve, VBSEO_PINGBACK_NOTIFY);
        } else {
            if (VBSEO_LINKBACK_REQUIRE_REF && $pingtype == 0 && !$qf['t_id']) {
                $put_wait = true;
            }
        }
        if ($qf['t_id']) {
            $error_msg = array('code' => 48, 'msg' => 'The pingback has already been registered.');
        } else {
            if ($pingtype == 1 && VBSEO_TRACKBACK_IPCHECK) {
                $parsed_src_url = @parse_url($src_url);
                $hostip = gethostbyname($parsed_src_url['host']);
                if ($hostip != $_SERVER['REMOTE_ADDR']) {
                    $error_msg = array('code' => 47, 'msg' => 'The target server IP address doesn\'t match request host IP.');
                }
            }
            if (!$error_msg && $pingtype == 2) {
                $qf2 = $db->vbseodb_query_first($q = "SELECT count(*) as cnt FROM " . vbseo_tbl_prefix('vbseo_linkback') . "\nWHERE t_dest_url LIKE \"%" . addslashes($c_src_url) . "%\" AND\nt_threadid = \"{$threadid}\"");
                if ($qf2['cnt'] > 0) {
                    $error_msg = array('code' => 4, 'msg' => 'The outgoing linkback has already been registered, refback skipped.');
                }
            }
            if (!$error_msg && $pingtype != 1) {
                if (!preg_match('#<a[^>]*?' . preg_quote($dest_url, '#') . '.*?>#', $pcont, $lm) && !preg_match('#<a[^>]*?' . preg_quote($matchfull . '/showthread.php?t=' . $threadid, '#') . '.*?>#', $pcont, $lm)) {
                    $error_msg = array('code' => 17, 'msg' => 'The source URI does not contain a link to the target URI, and so cannot be used as a source.');
                } else {
                    $sn = '%vbseo_snippet%';
                    $snippet = preg_replace('#[ \\t]+#s', " ", preg_replace('#<.*?>#is', '', str_replace($lm[0], $sn, $pcont)));
                    $snippet = preg_replace('#(<\\/?(div|p).*?\\>)#m', "\n\$1", $snippet);
                    $snippet = preg_replace('#^\\s+#m', "", $snippet);
                    $snippet = preg_replace('#[\\r\\n]+#', "\n ", $snippet);
                    $halflen = (int) (VBSEO_SNIPPET_LENGTH / 2);
                    preg_match('#\\s(.{0,' . $halflen . '}' . preg_quote($sn) . '.{0,' . $halflen . '})\\b#', $snippet, $sm);
                    $snippet = trim(str_replace($sn, '', $sm[0]));
                }
            }
            if (VBSEO_PINGBACK_STOPWORDS && (preg_match('#' . VBSEO_PINGBACK_STOPWORDS . '#', $snippet) || preg_match('#' . VBSEO_PINGBACK_STOPWORDS . '#', $title) || preg_match('#' . VBSEO_PINGBACK_STOPWORDS . '#', $threadinfo['title']))) {
                $error_msg = array('code' => 1, 'msg' => 'The request has been rejected due to anti-SPAM policy.');
            } else {
                if ($purl['host']) {
                    $banned_domains = vbseo_linkback_getbandomains(1, false);
                    if ($banned_domains && preg_match('#(' . $banned_domains . ')#i', $purl['host'], $pm)) {
                        vbseo_linkback_banhit($pm[1], 1);
                        $error_msg = array('code' => 2, 'msg' => 'The request is originated from blacklisted domain.');
                    }
                }
            }
            if (!$error_msg) {
                if (VBSEO_MAX_TITLE_LENGTH) {
                    $title = vbseo_substr($title, 0, VBSEO_MAX_TITLE_LENGTH);
                }
                vbseo_store_pingback($src_url, $dest_url, $pingtype, $postid, $postcount, $threadid, $page, $title, $snippet, 1, $vbseo_gcache['forum'][$forumid]['vbseo_moderate' . $ping_type_str] ? 0 : 1, 0, $put_wait);
            }
        }
    } else {
        $error_msg = array('code' => 3, 'msg' => 'The link is not confirmed.');
    }
    return $error_msg;
}