function vbseo_is_threadedmode()
{
$tmode = vbseo_vb_userinfo("threadedmode");
if(!$tmode) $tmode = $_COOKIE[vbseo_vb_cprefix() . "threadedmode"];
$mode_nonlinear = ($tmode == 'threaded' || $tmode == '1' || $tmode == '2' || $tmode == 'hybrid');
return $mode_nonlinear;
}
function vbseo_check_highlight($type)
{
$hlpar = 'highlight';
$vbseo_hlpar = 'vbseo_highlight';
if (($type==1) && VBSEO_SEARCH_REDIRECT && isset($_COOKIE) && isset($_GET[$hlpar]))
{
setcookie($vbseo_hlpar, $_GET[$hlpar]);
return $hlpar;
}
if($type ==2)
{
if (isset($_COOKIE[$vbseo_hlpar]))
{
setcookie($vbseo_hlpar, '');
$_GET[$hlpar] = $_REQUEST[$hlpar] = $_COOKIE[$vbseo_hlpar];
}
}
}
function vbseo_clean_basehref()
{
global $headinclude;
if(defined('VBSEO_PREPROCESSED') || vbseo_is_https())
$headinclude = preg_replace('#<base href[^>]*?>(\s*?<!--\[if IE\]><\/base><!\[endif\]-->)?#is', '', $headinclude);
}
function vbseo_fb_meta(&$newtext, $meta, $content)
{
if(function_exists('is_facebookenabled') && is_facebookenabled() && $content)
{
$newtext = preg_replace('#("og\:'.$meta.'"\s*content=")[^"]*#', '$1'.htmlspecialchars($content), $newtext);
}
}
function vbseo_add_canonic_url($url)
{
global $headinclude;
vBSEO_Storage::set('canonical', $url);
$url = preg_replace('#&page=$#', '', $url);
if(VBSEO_CANONIC_LINK_TAG && $headinclude && $url)
{
$hfullurl = htmlspecialchars(vbseo_create_full_url($url));
$headinclude = '<link rel="canonical" href="'.$hfullurl.'" />' . "\n" . $headinclude;
vbseo_fb_meta($headinclude, 'url', $hfullurl);
}
}
function vbseo_vbversion()
{
global $vbulletin, $versionnumber, $vboptions;
return is_object($vbulletin) ? $vbulletin->versionnumber : 
($versionnumber ? $versionnumber : $vboptions['templateversion']);
}
function vbseo_code_template($tplname, $tplcode, $append = false)
{
if(VBSEO_VB4 && vbseo_tpl_search($tplname, 'final_rendered'))
$tplcode .= ';';
else
$tplcode = '".(('.$tplcode.') ? "":"")."';
if($append)
return vbseo_append_template($tplname, $tplcode);
else
return vbseo_prepend_template($tplname, $tplcode);
}
function vbseo_append_template($tplname, $tplcode, $show = false)
{
global $vbulletin;
if (vbseo_tpl_exists($tplname))
{
$_thistpl = & $vbulletin->templatecache[$tplname];
$_thistpl1 = $_thistpl;
$_thistpl = $_thistpl . $tplcode;
}
if($show)echo $_thistpl;
return ($_thistpl != $_thistpl1);
}
function vbseo_prepend_template($tplname, $tplcode, $show = false)
{
global $vbulletin;
if (vbseo_tpl_exists($tplname))
{
$_thistpl = & $vbulletin->templatecache[$tplname];
$_thistpl1 = $_thistpl;
$_thistpl = $tplcode . $_thistpl;
}
if($show)echo $_thistpl;
return ($_thistpl != $_thistpl1);
}
function vbseo_tpl_exists($tplname)
{
global $vbulletin;
return isset($vbulletin->templatecache[$tplname]);
}
function vbseo_tpl_search($tplname, $searchfor)
{
global $vbulletin;
return strstr($vbulletin->templatecache[$tplname], $searchfor);
}
function vbseo_tpl_match($tplname, $snr)
{
global $vbulletin;
preg_match($snr, $vbulletin->templatecache[$tplname], $pm);
return $pm;
}
function vbseo_get_postbit_tpl()
{
global $vbulletin;     
if (is_object($GLOBALS['postbit_obj']) && $GLOBALS['postbit_obj']->templatename)
$tplpostbit = $GLOBALS['postbit_obj']->templatename;
else
if (isset($vbulletin) && $vbulletin->gars)
$tplpostbit = $vbulletin->gars->process_postbit();
else
$tplpostbit = $vbulletin->options['legacypostbit'] ? 'postbit_legacy' : 'postbit';
return $tplpostbit;
}
function vbseo_vb_gpc($varname)
{
if(is_object($vbulletin) && $vbulletin->GPC)
return $vbulletin->GPC[$varname];
else
return $_REQUEST[$varname];
}
function vbseo_vb_cprefix()
{
global $vbulletin;
if (VBSEO_VB35X)
{
if (!$config && isset($vbulletin))
$config = $vbulletin->config;
$cprefix = $config['Misc']['cookieprefix'];
if (VBSEO_VB4)
$cprefix .= '_';
}
else
$cprefix = $GLOBALS['cookieprefix'];
return $cprefix;
}
function vbseo_bbarray_cookie($cookiename, $id = '')
{
global $_COOKIE;
$cookie_name = vbseo_vb_cprefix() . $cookiename;
$cookie = isset($_COOKIE["$cookie_name"]) ? $_COOKIE["$cookie_name"] : "";
if (get_magic_quotes_gpc())
$cookie = stripslashes($cookie);
if (isset($cookie) && $id)
{
if (VBSEO_VB35X)
$cookie = str_replace(array('.', '-', '_'), array('"', ':', ';'), $cookie);
else
$cookie = str_replace(array('-', '_', 'x', 'y'), array('{', '}', ':', ';'), $cookie);
if (!($uncookie = @unserialize($cookie)))
{
$cookie = substr($cookie, 32);
$uncookie = @unserialize($cookie);
}
$cookie = $uncookie[$id];
}
return $cookie;
}
function vbseo_allowed_blog($bloginfo)
{
global $vbulletin;
if (!($vbulletin->userinfo['permissions']['vbblog_general_permissions'] & $vbulletin->bf_ugp_vbblog_general_permissions['blog_canviewothers']))
{
if (!$vbulletin->userinfo['userid'] OR !($vbulletin->userinfo['permissions']['vbblog_general_permissions'] & $vbulletin->bf_ugp_vbblog_general_permissions['blog_canviewown']))
return false;
}
if(!$bloginfo['userid'])
return false;
if($bloginfo['state'] != 'visible')
return false;
if (!$bloginfo['options_member'] & $vbulletin->bf_misc_vbblogsocnetoptions['canviewmyblog'])
return false;
return true;
}
function vbseo_has_cms()
{
if(VBSEO_VB_CMS)
{
if(!class_exists('vB') && function_exists('bootstrap_framework'))
bootstrap_framework();
if(class_exists('vB'))
{
require_once DIR . '/packages/vbcms/permissions.'.VBSEO_VB_EXT;
if(class_exists('vB_Types') &&
vB_Types::instance()->getContentTypeID('vBCms_Section'))
return true;
}
}
return false;
}
function vbseo_permissions_cms_str()
{
if(vbseo_has_cms())
return vBCMS_Permissions::getPermissionString();
}
function vbseo_permissions_cms()
{
global $vbulletin;
if(!vbseo_has_cms())
return;
if(!$cperm = $vbulletin->userinfo['permissions']['cms'])
{
vBCMS_Permissions::getUserPerms();
$cperm = $vbulletin->userinfo['permissions']['cms'];
}
return $cperm;
}
function vbseo_allowed_cms($cmsinfo)
{
global $vbulletin;
if(!$cperm = vbseo_permissions_cms())
return false;
if (!$cmsinfo['parentnode'] ||
(!in_array($cmsinfo['parentnode'], $cperm['canview']) &&
!in_array($cmsinfo['permissionsfrom'], $cperm['canview'])
)
)
{
return false;
}
if(!$cmsinfo['setpublish'] || !$cmsinfo['userid'] || $cmsinfo['hidden'] 
|| ($cmsinfo['publishdate'] > TIMENOW)
)
return false;
return true;
}
function vbseo_allowed_forums()
{
global $vbulletin;
$forums = $vbulletin->forumcache;
$flist  = array();
foreach ($forums AS $forumid => $null)
{
$forumperms = $vbulletin->userinfo['forumpermissions']["$forumid"];
if (
$forumperms & $vbulletin->bf_ugp_forumpermissions['canview']
AND $forumperms & $vbulletin->bf_ugp_forumpermissions['canviewthreads']
AND $forumperms & $vbulletin->bf_ugp_forumpermissions['canviewothers']
)
{
$flist[] = $forumid;
}
}
return $flist;
}
function vbseo_forum_is_public(&$foruminfo, $foruminfo2 = '', $fullcheck = false, $canread = false, $tinfo = array())
{
global $vbulletin, $vbseo_bitfields, $forum_is_public;
$f_perms = -1;
$fullcheck_ind = $fullcheck ? 0 : 1;
$check_groups = array(1);
vbseo_cache_start();
if (!$forum_is_public)
{
$forum_is_public = array();
if (!$fullcheck)
$forum_is_public[$fullcheck_ind] = $GLOBALS['vbseo_cache']->cacheget('forum_is_public');
}
if (!$fullcheck && isset($forum_is_public[$fullcheck_ind][$foruminfo['forumid']]))
return $forum_is_public[$fullcheck_ind][$foruminfo['forumid']];
if ($fullcheck && vbseo_vb_userinfo('usergroupid'))
{
$check_groups[] = vbseo_vb_userinfo('usergroupid');
$check_groups = array_merge($check_groups,
explode(',', vbseo_vb_userinfo('membergroupids'))
);
$fperm = vbseo_vb_userinfo('forumpermissions');
$check_groups[] = - $fperm[$foruminfo['forumid']];
}
$ugp_perm = isset($vbseo_bitfields['ugp']['forumpermissions']) ?
$vbseo_bitfields['ugp']['forumpermissions'] :
$vbulletin->bf_ugp_forumpermissions;
$ispub = false;
foreach($check_groups as $gid)
{
if ($gid < 0)
$f_perms = - $gid;
else
if (@isset($foruminfo['permissions'][$gid]))
$f_perms = $foruminfo['permissions'][$gid];
else
if (@isset($foruminfo2['permissions'][$gid]))
$f_perms = $foruminfo2['permissions'][$gid];
$is_public =
($f_perms < 0) ||
(
($f_perms &(defined('CANVIEW') ? CANVIEW : 
($ugp_perm['canview'] ? $ugp_perm['canview'] : 1))) 
&& 
(
($f_perms &(defined('CANVIEWOTHERS') ? CANVIEWOTHERS : 
($ugp_perm['canviewothers'] ? $ugp_perm['canviewothers']:2))) 
||
($tinfo['postuserid'] && ($tinfo['postuserid'] == vbseo_vb_userid()))
)	
&& 
(!$canread || ($ugp_perm['canviewthreads'] ? $f_perms & $ugp_perm['canviewthreads'] : 1))
);
if ($is_public)
{
$ispub = true;
break;
}
}
if (!$fullcheck)
{
$forum_is_public[$fullcheck_ind][$foruminfo['forumid']] = $ispub;
$GLOBALS['vbseo_cache']->cacheset('forum_is_public', $forum_is_public[$fullcheck_ind]);
}
return $ispub;
}
function vbseo_vmsg_pagenum($userid, $vmid)
{
global $vboptions;
$db = vbseo_get_db();
$vmsg = $db->vbseodb_query_first("SELECT *
FROM " . vbseo_tbl_prefix('visitormessage')." AS visitormessage
WHERE visitormessage.vmid = ".intval($vmid)."
");
$getpagenum = $db->vbseodb_query_first($q="
SELECT COUNT(*) AS comments
FROM " . vbseo_tbl_prefix('visitormessage')." AS visitormessage
WHERE userid = " . intval($userid) . "
AND state in ('visible')
AND dateline >= $vmsg[dateline]
");
$perpage = intval($vboptions['vm_perpage']);
$pg = $perpage ? ceil($getpagenum['comments'] / $perpage) : 1;
return $pg;
}
function vbseo_gmsg_pagenum(&$disid, $gmid)
{
global $vboptions;
$db = vbseo_get_db();
$commno = 0;
if($GLOBALS['vbseo_gcache']['groupsdis'])
{
foreach($GLOBALS['vbseo_gcache']['groupsdis'] as $gid=>$ginfo)
{
if( ($ginfo['gmid'] == $gmid) || ($ginfo['lastpostid'] == $gmid) )
{
if(!$disid)
$disid = $ginfo['discussionid'];
if(isset($ginfo['replies']))
$commno = $ginfo['replies']+1;
break;
}
}
}
if(!$commno)
{
$gmsg = $db->vbseodb_query_first("SELECT *
FROM " . vbseo_tbl_prefix('groupmessage')."
WHERE gmid = ".intval($gmid)."
");
if(vbseo_vbversion() < '3.8')
return vbseo_grp_pagenum($gmsg['groupid'], $gmid);
if(!$disid)
$disid = $gmsg['discussionid'];
$getpagenum = $db->vbseodb_query_first($q="
SELECT COUNT(*) AS comments
FROM " . vbseo_tbl_prefix('groupmessage')."
WHERE discussionid = " . intval($disid) . "
AND state in ('visible')
AND dateline <= $gmsg[dateline]
");
$commno = $getpagenum['comments'];
}
$perpage = intval($vboptions['gm_perpage']);
$pg = $perpage ? ceil($commno / $perpage) : 1;
return $pg;
}
function vbseo_grp_pagenum($groupid, $gmid)
{
global $vboptions;
$db = vbseo_get_db();
vbseo_int_var($groupid);
vbseo_int_var($gmid);
$vmsg = $db->vbseodb_query_first($q1="SELECT *
FROM " . vbseo_tbl_prefix('groupmessage')." AS comments
WHERE gmid = '".intval($gmid)."' AND groupid = '$groupid'
");
$getpagenum = $db->vbseodb_query_first($q="
SELECT COUNT(*) AS comments
FROM " . vbseo_tbl_prefix('groupmessage') . " AS gm
WHERE groupid = '$groupid'
AND state in ('visible')
AND dateline >= $vmsg[dateline]
");
$perpage = intval($vboptions['vm_perpage']);
$pg = $perpage ? ceil($getpagenum['comments'] / $perpage) : 1;
return $pg;
}
function vbseo_pic_pagenum($picid, $commentid)
{
global $vboptions;
$db = vbseo_get_db();
vbseo_int_var($picid);
vbseo_int_var($commentid);
if(VBSEO_VB4)
{
$w = 'a.attachmentid = ' . intval($picid) ;
$j = 'LEFT JOIN '.vbseo_tbl_prefix('attachment').' a on a.filedataid = pc.filedataid';
}else
{
$w = 'pictureid = ' . intval($picid) ;
$j = '';
}
$getpagenum = $db->vbseodb_query_first($q="
SELECT COUNT(*) AS comments
FROM " . vbseo_tbl_prefix('picturecomment')." pc
$j
WHERE $w
AND pc.state in ('visible')
AND pc.commentid <= '$commentid'
");
$perpage = intval($vboptions['pc_perpage']);
$pg = $perpage ? ceil($getpagenum['comments'] / $perpage) : 1;
return $pg;
}
function vbseo_get_next_thread($threadid, $older)
{
global $vbseo_gcache;
vbseo_int_var($threadid);   
$thread = $vbseo_gcache['thread'][$threadid];
$db = vbseo_get_db();
$hasthreadprefixes = vbseo_vbversion()>='3.8';
$getnextoldest = $db->vbseodb_query_first("
SELECT t.forumid, t.threadid, " . (VBSEO_GET_THREAD_TITLES ? 't.title, ' : '') . "t.replycount, t.lastposter, t.lastpost".
((VBSEO_URL_THREAD_PREFIX && $hasthreadprefixes) ? ', t.prefixid' : '')."
FROM " . vbseo_tbl_prefix('thread') . " AS t
WHERE forumid = $thread[forumid] AND lastpost " . ($older?'<':'>') . " $thread[lastpost] AND visible = 1 AND open <> 10
ORDER BY lastpost " . ($older?'DESC':'') . "
LIMIT 1
");
vbseo_thread_seotitle($getnextoldest);
$vbseo_gcache['thread'][$getnextoldest['threadid']] = $getnextoldest;
return $getnextoldest;
}
function vbseo_get_post_info($postid)
{
global $vbseo_gcache;
if (isset($vbseo_gcache['post'][$postid]) && $vbseo_gcache['post'][$postid]['threadid']) 
return $vbseo_gcache['post'][$postid];
$db = vbseo_get_db();
$postarr = $db->vbseodb_query_first("
SELECT postid,threadid,dateline,userid,visible
FROM " . vbseo_tbl_prefix('post') . " 
WHERE postid = " . intval($postid) . " 
LIMIT 1
");
$vbseo_gcache['post'][$postid] = $postarr;
return $postarr;
}
function vbseo_get_last_post($threadid)
{
$db = vbseo_get_db();
$postarr = $db->vbseodb_query_first("
SELECT MAX(postid) AS postid
FROM " . vbseo_tbl_prefix('post') . " AS post
WHERE threadid = " . intval($threadid) . " AND visible = 1
LIMIT 1
");
return $postarr['postid'];
}
function vbseo_get_new_post($threadid)
{
global $vboptions, $vbseo_gcache;
$db = vbseo_get_db();
vbseo_int_var($threadid);
$lvisit = vbseo_vb_userinfo('lastvisit');
if ($vboptions['threadmarking'] AND vbseo_vb_userid())
{
$threadinfo = $db->vbseodb_query_first($q = "
SELECT
threadread.readtime AS threadread, forumread.readtime AS forumread
FROM " . vbseo_tbl_prefix('thread') . " AS thread
LEFT JOIN " . vbseo_tbl_prefix('threadread') . " AS threadread ON (threadread.threadid = thread.threadid AND threadread.userid = " . vbseo_vb_userid() . ")
LEFT JOIN " . vbseo_tbl_prefix('forumread') . " AS forumread ON (forumread.forumid = thread.forumid AND forumread.userid = " . vbseo_vb_userid() . ")
WHERE thread.threadid = '$threadid'
");
$lvisit = max($threadinfo['threadread'], $threadinfo['forumread'], TIMENOW - ($vboptions['markinglimit'] * 86400));
}
else
if (($tview = vbseo_bbarray_cookie('thread_lastview', $threadid)) > $lvisit)
$lvisit = $tview;
$postarr = $db->vbseodb_query_first($q = "
SELECT MIN(postid) AS postid
FROM " . vbseo_tbl_prefix('post') . "
WHERE threadid = $threadid
AND visible = 1
AND dateline > " . intval($lvisit) . "
LIMIT 1
");
return $postarr['postid'] ? $postarr['postid'] :
vbseo_get_last_post($threadid);
}