/wp-content/plugins/simple-forum/sf-header-forum.php

<?php

/*

Simple:Press

Start Up Functions to support the forum

$LastChangedDate: 2011-03-05 07:42:11 -0700 (Sat, 05 Mar 2011) $

$Rev: 5631 $

*/



if(preg_match('#' . basename(__FILE__) . '#', $_SERVER['PHP_SELF'])) {

	die('Access Denied');

}



# ------------------------------------------------------------------

# sf_load_front_js()

#

# Enqueue's necessary javascript and inline header script

# ------------------------------------------------------------------

function sf_load_front_js()

{

	global $sfvars;



	# set up the sfvars array

	sf_populate_query_vars();



	# determine page view type

	sf_setup_page_type();



	if(sf_get_option('sfscriptfoot') ? $footer = true : $footer = false);



	# Load up the javascript files

	wp_register_script('jquery', SFWPJSCRIPT.'jquery.js', false, false, $footer);

	wp_enqueue_script('jquery');



	if(SF_USE_PRETTY_CBOX)

	{

		wp_enqueue_script('jquery.checkboxes', SFJSCRIPT.'checkboxes/prettyCheckboxes.js', array('jquery'), false, $footer);

	}



	wp_enqueue_script('highslide', SFJSCRIPT.'highslide/highslide.js', false, false, $footer);



	wp_enqueue_script('sftags', SFJSCRIPT.'tags/sf-tags.js', array('jquery'), false, $footer);

	wp_localize_script('sftags', 'sfSettings', array('url' => SFHOMEURL));



	wp_enqueue_script('sfprint', SFJSCRIPT.'print/jquery.jqprint.js', array('jquery'), false, $footer);



	if($sfvars['pageview'] == 'topic')

	{

		wp_enqueue_script('sfcookie', SFJSCRIPT.'jquery/jcookie.js', array('jquery'), false, $footer);

	}



    # hack for pm detection since sfvars not set up yet

	$pmstuff = explode('/', $_SERVER['QUERY_STRING']);

    $pmpage = get_query_var('sf_pm');

    if (isset($_GET['pmaction'])) $pmoldpage = $_GET['pmaction'];

 	if (!empty($pmpage) || !empty($pmoldpage) || (isset($pmstuff[1]) && $pmstuff[1] == 'private-messaging'))

	{

		wp_enqueue_script('sfautoc', SFJSCRIPT.'autocomplete/jquery.autocomplete.js', array('jquery'), false, $footer);

		wp_enqueue_script('sfsplitter', SFJSCRIPT.'jquery/splitter.js', array('jquery'), false, $footer);

		wp_enqueue_script('sfcookie', SFJSCRIPT.'jquery/jcookie.js', array('jquery'), false, $footer);

		wp_enqueue_script('sfpmjs', SFJSCRIPT.'messaging/sf-messaging.js', array('jquery'), false, $footer);

	}



	# syntax Highlighting

	$sfsyntax = sf_get_option('sfsyntax');

	if($sfsyntax['sfsyntaxforum'] == true)

	{

		wp_enqueue_script('sfsyntax', SFJSCRIPT.'syntax/jquery.syntax.js', array('jquery'), false, $footer);

		wp_enqueue_script('sfsyntaxcache', SFJSCRIPT.'syntax/jquery.syntax.cache.js', array('jquery'), false, $footer);

	}



	# Special case: if profile edit load uploader support

	if($sfvars['pageview'] == 'profileedit')

	{

		wp_enqueue_script('sfupload', SFJSCRIPT.'ajaxupload/ajaxupload.js', array('jquery'), false, $footer);

		wp_enqueue_script('sfform', SFWPJSCRIPT.'jquery.form.js', array('jquery'), false, $footer);

	}



	wp_enqueue_script('spf', SFJSCRIPT.'forum/sf-forum.js', array('jquery'), false, $footer);



	if(SF_USE_PRETTY_CBOX)

	{

		?>

		<script type='text/javascript'>

		var pcbExclusions = new Array(

		<?php

			$exc = sf_get_option('sfcbexclusions');

			if($exc)

			{

				$exc = rtrim($exc, ",");

				$exclist = explode(",", $exc);

				foreach($exclist as $item)

				{

					echo '"'.trim($item).'",';

				}

			}

			echo '"sfcbdummy"'."\n";

		?>

		);

		</script>

		<?php

	}

	return;

}



# ------------------------------------------------------------------

# sf_setup_header()

#

# Constructs the header for the forum - Javascript and CSS

# ------------------------------------------------------------------

function sf_setup_header()

{

	global $wp_query, $current_user, $wp_rewrite, $sfglobals, $sfvars, $SFSTATUS, $SFMOBILE;



	# The CSS is being set early in case we have to bow out quickly due to

	# the forum needing to be ugraded. This is to ensure that

	# this is the very FIRST thing to happen in the header

	echo '<link rel="stylesheet" type="text/css" href="' . SFSKINCSS .'" />' . "\n";

	if(get_bloginfo('text_direction') == 'rtl')

	{

		echo '<link rel="stylesheet" type="text/css" href="' . SFCSSRTL . '" />' . "\n";

	}



	# So - check if it needs to be upgraded...

	if($SFSTATUS != 'ok')

	{

		return sf_forum_unavailable();

	}



	# If page is password protected, ensure it matches before starting

	if (!empty($wp_query->post->post_password))

	{

		if ($_COOKIE['wp-postpass_'.COOKIEHASH] != $wp_query->post->post_password)

		{

			return;

		}

	}



	while ($x = has_filter('the_content', 'wpautop'))

	{

		remove_filter('the_content', 'wpautop', $x);

	}

	remove_filter('the_content', 'convert_smilies');



	$value = SFSIZE;

	if(!empty($value))

	{

		$value=trim($value, '%');

		if(intval($value) != 0)

		{

			echo '<style type="text/css">';

			echo '#sforum {font-size: '.$value.'%; }';

			echo '</style>'."\n";

		}

	}



	# --------------------------------------------------------

	# now to start populatng all of the variables we need



	# set up the sfvars array - should be already done but no ham checking

	sf_populate_query_vars();



	# filemanager - hive off sfvars for fm to use

	if(($sfvars['pageview']=='profileedit' && $current_user->sfuploadsig) ||

		(($sfvars['pageview']=='forum' || $sfvars['pageview']=='topic') &&

		($current_user->sfuploadimg || $current_user->sfuploadmedia || $current_user->sfuploadfile)));

	{

		$key = $current_user->ID.'keys';

		update_sfsetting($key, serialize($sfvars));

	}



	# determine page view type -  - should be already done but no ham checking

	sf_setup_page_type();



	# do meta stuff

	sf_setup_meta_tags();



    # load page specific css

	if ($sfvars['pageview'] == 'topic')

	{

		echo '<link rel="stylesheet" type="text/css" href="'.SFPOSTCSS.'" />' . "\n";



		# if setting for post content width apply word-wrap

		if($sfvars['postwidth'] > 0)

		{

			?>

			<style type="text/css">

			.sfpostcontent {

				max-width: <?php echo($sfvars['postwidth']); ?>px !important; }

			.sfpostcontent p, .sfpostcontent pre, .sfpostcontent blockquote, .sfpostcontent table {

				max-width: <?php echo($sfvars['postwidth']); ?>px !important;

				text-wrap: normal;

				word-wrap: break-word; }

			.sfpostcontent .sfcode table.syntax {

				max-width: <?php echo($sfvars['postwidth']-5); ?>px !important;

				text-wrap: normal;

				word-wrap: break-word; }

			.sfpostcontent .sfcode table.syntax tr.line {

				max-width: <?php echo($sfvars['postwidth']-2); ?>px !important;

				text-wrap: normal;

				word-wrap: break-word; }

			.sfpostcontent .sfcode table.syntax td.number {

				max-width: 15px;

				min-width: 15px; }

			.sfpostcontent .sfcode table.syntax td.source span {

				max-width: <?php echo($sfvars['postwidth']-18); ?>px !important;

				text-wrap: normal;

				word-wrap: break-word; }

			</style>

			<?php

		}

	}



	if ($sfvars['pageview'] == 'pm')

	   echo '<link rel="stylesheet" type="text/css" href="'.SFPMCSS.'" />' . "\n";



	if ($sfvars['pageview'] == 'profileedit' || $sfvars['pageview'] == 'profileshow')

	   echo '<link rel="stylesheet" type="text/css" href="'.SFPROFILECSS.'" />' . "\n";



	# --------------------------------------------------------

	# Set up the rest of the header info

	?>

	<link rel="stylesheet" type="text/css" href="<?php echo(SFADMINCSS); ?>highslide/highslide.css" />

	<?php



	# load HTML or bbCode editor if required. TinyMCE can be loaded in footer

	if(strpos("forum topic pm profileedit", $sfvars['pageview']) !== false)

	{

		if ($SFMOBILE)

		{

			$sfglobals['editor']['sfeditor'] == PLAIN;

		} else {

			switch($sfglobals['editor']['sfeditor'])

			{

				case HTML:

					include_once(SFEDITORDIR."html/sf-htmlinit.php");

					break;

				case BBCODE:

					include_once(SFEDITORDIR."bbcode/sf-bbcodeinit.php");

					break;

			}

		}

	}

}



# ------------------------------------------------------------------

# sf_setup_footer()

#

# Constructs the footer for the forum - Javascript

# ------------------------------------------------------------------



function sf_setup_footer()

{

	global $sfvars, $sfglobals, $current_user, $SFMOBILE;



	# wait for page load and run JS inits

	?>

	<script type="text/javascript">

		var jspf = jQuery.noConflict();

		jspf(document).ready(function() {



			<?php

			# Checkboxes/radio buttons

			if(SF_USE_PRETTY_CBOX) { ?>

				jspf("input[type=checkbox],input[type=radio]").prettyCheckboxes();

			<?php } ?>



			<?php

			# syntax Highlighting - optional maybe and may need loading outside of SP

			$sfsyntax = sf_get_option('sfsyntax');

			if($sfsyntax['sfsyntaxforum'] == true) { ?>

				Syntax.root = "<?php echo SFJSCRIPT.'syntax/'; ?>";

				jspf.syntax({layout: 'table', replace: true});

			<?php } ?>



			<?php

			# Sets cookies with content and paragraph widths

			$docookie = true;

			$sfpostwrap = array();

			$sfpostwrap = sf_get_option('sfpostwrap');

			if($sfpostwrap['postwrap'] == false) $docookie = false;

			if($sfvars['postwidth'] > 0) $docookie = false;

			if($sfvars['displaymode'] == 'edit') $docookie = false;

			if($sfvars['pageview'] != 'topic') $docookie = false;

			if($current_user->forumadmin == false) $docookie = false;



			if($docookie) { ?>

				var c = jspf(".sfpostcontent").width();

				var p = jspf(".sfpostcontent p").width();

				if(c && p) {

					jspf.cookie('c_width', c, { path: '/' });

					jspf.cookie('p_width', p, { path: '/' });

				}

			<?php } ?>



			<?php

			# set up Highslide...

			?>

				hs.graphicsDir = "<?php echo(SFJSCRIPT); ?>highslide/support/";

				hs.outlineType = "rounded-white";

				hs.outlineWhileAnimating = true;

				hs.cacheAjax = false;

				hs.showCredits = false;

				hs.lang = {

					cssDirection : '<?php bloginfo('text_direction'); ?>',

					closeText : '',

					closeTitle : '<?php echo esc_js(__("Close", "sforum")); ?>',

					moveText  : '',

					moveTitle : '<?php echo esc_js(__("Move", "sforum")); ?>',

					loadingText  : '<?php echo esc_js(__("Loading", "sforum")); ?>'

				};



				/* pre-load wait image */

				waitImage = new Image(27,27);

				waitImage.src = '<?php echo(SFRESOURCES."wait.png"); ?>';



			<?php

			# turn on auto update of required

			$sfauto=array();

			$sfauto=sf_get_option('sfauto');

			if($sfauto['sfautoupdate']) {

				$timer = ($sfauto['sfautotime'] * 1000);

			    $url = SFHOMEURL."index.php?sf_ahah=autoupdate";

				?>

				sfjAutoUpdate("<?php echo($url); ?>", "<?php echo($timer); ?>");

			<?php } ?>



		});

	</script>

	<?php



	# load editor if required

	if(strpos("forum topic pm profileedit", $sfvars['pageview']) !== false)

	{

		if ($SFMOBILE)

		{

			$sfglobals['editor']['sfeditor'] == PLAIN;

		} else {

			switch($sfglobals['editor']['sfeditor'])

			{

				case RICHTEXT:

					include_once(SFEDITORDIR."tinymce/sf-tinyinit.php");

					break;

			}

		}

	}

}



# ------------------------------------------------------------------

# sf_populate_query_vars()

#

# Populate the forum  query variables from the URL

# ------------------------------------------------------------------

function sf_populate_query_vars()

{

	global $sfvars, $sfglobals, $wp_rewrite;



	if ($sfglobals['queryvarsdone'] == true) return;



	# load query vars



	$sfglobals['queryvarsdone'] = true;



	$sfvars['error'] = false;

	$sfvars['forumid'] = 0;

	$sfvars['topicid'] = 0;



	# Special var for post content width if being used

	$sfvars['postwidth'] = 0;

	$sfpostwrap = array();

	$sfpostwrap = sf_get_option('sfpostwrap');

	if($sfpostwrap['postwrap'])

	{

		$sfvars['postwidth'] = $sfpostwrap['postwidth'];



		# if not set then try and get from cookie

		if($sfvars['postwidth'] == false)

		{

			if(isset($_COOKIE["p_width"]) && isset($_COOKIE["c_width"]))

			{

				$c_width = $_COOKIE["c_width"];

				$p_width = $_COOKIE["p_width"];

				if($p_width > $c_width ? $w = ($c_width-80) : $w = $p_width);

				$sfpostwrap['postwidth'] = $w;

				sf_update_option('sfpostwrap', $sfpostwrap);

				$sfvars['postwidth'] = $w;

			}

		}

	}



	# We can check to see if the url is a pre V3 url

	# this checks for numeric value. Fine as long as

	# someone doesn't name their forum with simply a number!

	if((isset($_GET['forum'])) && (is_numeric($_GET['forum'])))

	{

		# suggests an old url

		$sfvars['forumslug'] = sf_get_forum_slug(sf_esc_int($_GET['forum']));

		if(isset($_GET['topic'])) $sfvars['topicslug'] = sf_get_topic_slug(sf_esc_int($_GET['topic']));

		sf_populate_support_vars();

		return;

	}



	# if V3 link and user has permalinks

	if($wp_rewrite->using_permalinks())

	{

		# post V3 permalinks

		# using permalinks so get the values from the query vars



		$sfvars['forumslug'] = sf_esc_str(get_query_var('sf_forum'));

		if(empty($sfvars['forumslug']) && isset($_GET['search']))

		{

			$sfvars['forumslug']=sf_esc_str($_GET['forum']);

		}

		$sfvars['topicslug'] = sf_esc_str(get_query_var('sf_topic'));

		$sfvars['profile'] = sf_esc_str(get_query_var('sf_profile'));

		$sfvars['member'] = sf_esc_str(get_query_var('sf_member'));

		$sfvars['list'] = sf_esc_str(get_query_var('sf_list'));

		$sfvars['policy'] = sf_esc_str(get_query_var('sf_policy'));

		$sfvars['newposts'] = sf_esc_str(get_query_var('sf_newposts'));

		$sfvars['pm'] = sf_esc_str(get_query_var('sf_pm'));

		$sfvars['box'] = sf_esc_str(get_query_var('sf_box'));

		if (get_query_var('sf_page') != '')

		{

			$sfvars['page'] = sf_esc_int(get_query_var('sf_page'));

		}



		sf_populate_support_vars();

		return;

	} else {

		# post V3 but using default

		# Not using permalinks so we need to parse the query string from the url and do it ourselves



		$stuff=array();

		$stuff=explode('/', $_SERVER['QUERY_STRING']);



		# deal with non-standard cases first

		if (isset($_GET['search']))

		{

			sf_build_search_vars($stuff);

		} else {

			sf_build_standard_vars($stuff);

		}



		sf_populate_support_vars();



		if(empty($sfvars['forumid'])) $sfvars['forumid']=0;

		if(empty($sfvars['topicid'])) $sfvars['topicid']=0;

		if(empty($sfvars['profile'])) $sfvars['profile']=0;

		if(empty($sfvars['member'])) $sfvars['member']=0;

		if(empty($sfvars['list'])) $sfvars['list']=0;

		if(empty($sfvars['policy'])) $sfvars['policy']=0;

		if(empty($sfvars['newposts'])) $sfvars['newposts']=0;

		if(empty($sfvars['pm'])) $sfvars['pm']=0;

		if(empty($sfvars['box'])) $sfvars['box']=0;

		return;

	}

}



# ------------------------------------------------------------------

# sf_populate_support_vars()

#

# Query Variables support routine

# ------------------------------------------------------------------

function sf_populate_support_vars()

{

	global $sfvars;



	# Populate the rest of sfvars



	if(empty($sfvars['page']))

	{

		$sfvars['page'] = 1;

	}

	if(!empty($sfvars['forumslug']) && $sfvars['forumslug'] != 'all')

	{

		$record = sf_get_forum_record_from_slug($sfvars['forumslug']);

		$sfvars['forumid'] = $record->forum_id;

		if(empty($sfvars['forumid'])) $sfvars['forumid']=0;

		$sfvars['forumname'] = $record->forum_name;



		# Is it a subforum?

		$forumparent = $record->parent;



		while($forumparent > 0)

		{

			$parent = sf_get_forum_record($forumparent);

			$sfvars['parentforumid'][] = $forumparent;

			$sfvars['parentforumslug'][] = $parent->forum_slug;

			$sfvars['parentforumname'][] = $parent->forum_name;

			$forumparent = $parent->parent;

		}

	}

	if(!empty($sfvars['topicslug']))

	{

		$record = sf_get_topic_record_from_slug($sfvars['topicslug']);

		$sfvars['topicid'] = $record->topic_id;

		if(empty($sfvars['topicid'])) $sfvars['topicid']=0;

		$sfvars['topicname'] = $record->topic_name;

	}



	# Add Search Vars

	if(isset($_GET['search']))

	{

		if($_GET['search'] != '') $sfvars['searchpage'] = intval($_GET['search']);

		$sfvars['searchpage'] = sf_esc_int($sfvars['searchpage']);



		if(isset($_GET['type']) ? $sfvars['searchtype'] = intval($_GET['type']) : $sfvars['searchtype'] = 1);

		$sfvars['searchtype'] = sf_esc_int($sfvars['searchtype']);

		if($sfvars['searchtype'] == 0 || empty($sfvars['searchtype'])) $sfvars['searchtype'] =1;



		if(isset($_GET['include']) ? $sfvars['searchinclude'] = intval($_GET['include']) : $sfvars['searchinclude'] = 1);

		$sfvars['searchinclude'] = sf_esc_int($sfvars['searchinclude']);

		if($sfvars['searchinclude'] == 0 || empty($sfvars['searchinclude'])) $sfvars['searchinclude'] =1;



		if(isset($_GET['value']) ? $sfvars['searchvalue'] = sf_filter_save_nohtml(urldecode($_GET['value'])) : $sfvars['searchvalue'] = '');



		# if 'type' 6,8,9 then value must be integer

		if($sfvars['searchtype'] > 5 && isset($_GET['value']))

		{

			$sfvars['searchvalue'] = sf_esc_int(intval($sfvars['searchvalue']));

		} else {

			$sfvars['searchvalue'] = stripslashes($sfvars['searchvalue']);

		}



		$sfvars['searchvalue'] = sf_filter_table_prefix($sfvars['searchvalue']);



		if(empty($sfvars['searchvalue']))

		{

			$sfvars['searchpage'] = 0;

			$sfvars['searchtype'] = 0;

			$sfvars['searchinclude'] = 0;

			update_sfnotice('sfmessage', '1@'.__("Invalid Search Query", "sforum"));

		}

	} else {

		$sfvars['searchpage'] = 0;

	}

	$sfvars['searchresults']=0;



	return;

}



# ------------------------------------------------------------------

# sf_build_search_vars()

#

# Query Variables support routine

# ------------------------------------------------------------------

function sf_build_search_vars($stuff)

{

	global $sfvars;



	if(isset($_GET['forum']))

	{

		# means searching all

		$sfvars['forumslug'] = sf_esc_str($_GET['forum']);

	} else {

		# searching single forum

		if(!empty($stuff[1]))

		{

			$sfvars['forumslug'] = $stuff[1];

		}



		# (2) topic

		if(!empty($stuff[2]))

		{

			$parts = explode("&", $stuff[2]);

			$sfvars['topicslug'] = $parts[0];

		}

	}

	return;

}



# ------------------------------------------------------------------

# sf_build_standard_vars()

#

# Query Variables support routine

# ------------------------------------------------------------------

function sf_build_standard_vars($stuff)

{

	global $sfvars, $current_user;



	# (1) forum first

	if(!empty($stuff[1]))

	{

        if ($stuff[1] == 'profile')

        {

            if ($stuff[2] == 'permissions' || $stuff[2] == 'buddies') {

                $sfvars['profile'] = sf_esc_str($stuff[2]);

            } else {

                if (empty($stuff[2]))

                {

                    $sfvars['member'] = urlencode($current_user->login_name);

                    $sfvars['profile'] = 'edit';

                } else if (empty ($stuff[3])) {

                    $sfvars['member'] = sf_esc_str($stuff[2]);

                    $sfvars['profile'] = 'show';

                } else {

                    $sfvars['member'] = sf_esc_str($stuff[2]);

                    $sfvars['profile'] = 'edit';

                }

            }

        } else if ($stuff[1] == 'members') {

            $sfvars['list'] = 'members';

    		if (preg_match("/page-(\d+)/", $stuff[2], $matches))

    		{

    			$sfvars['page'] = intval($matches[1]);

    		}

        } else if ($stuff[1] == 'newposts') {

            $sfvars['newposts'] = 'all';

        } else if ($stuff[1] == 'policy') {

            $sfvars['policy'] = 'show';

        } else if ($stuff[1] == 'private-messaging') {

            if ($stuff[2] == 'send')

            {

                $sfvars['pm'] = $stuff[2];

                $sfvars['box'] = 'inbox';

                $sfvars['member'] = $stuff[3];

            } else {

                $sfvars['box'] = $stuff[2];

                $sfvars['pm'] = $stuff[2];

            }

        } else {

    		$substuff = explode('&', $stuff[1]);

            $sfvars['forumslug'] = $substuff[0];



        	# (2) topic or page?

        	if(!empty($stuff[2]))

        	{

        		$matches = array();

        		if(preg_match("/page-(\d+)/", $stuff[2], $matches))

        		{

        			$sfvars['page'] = intval($matches[1]);

        		} else {

        			$substuff = explode('&', $stuff[2]);

        			$sfvars['topicslug'] = $substuff[0];

        		}

        	}



        	# (3) if here must be page

        	if(!empty($stuff[3]))

        	{

        		if(preg_match("/page-(\d+)/", $stuff[3], $matches))

        		{

        			$sfvars['page'] = intval($matches[1]);

        		}

        	}

        }

	}



	return;

}



function sf_setup_page_type()

{

	global $sfvars, $sfglobals, $current_user, $CACHE;



	if (isset($sfglobals['pagetypedone']) && $sfglobals['pagetypedone'] == true) return;

	$sfglobals['pagetypedone'] = true;



	sf_initialise_globals($sfvars['forumid']);



	# Maybe a profile edit or first time logged in?

	# If user has made no posts yet optionaly load the profile form

    $pageview = '';

	$sfvars['newuser'] = false;

	if ($current_user->member)

	{

		if ($sfglobals['member']['posts'] == -1 || empty($current_user->user_email))

        {

        	# Add to new user list

    		sf_push_newuser($current_user->ID, $current_user->display_name);

    		sf_update_member_item($current_user->ID, 'posts', 0);



        	$sfprofile = sf_get_option('sfprofile');

            if ($sfprofile['firstvisit'] || empty($current_user->user_email))

            {

    			$sfprofile = sf_get_option('sfprofile');

    			$sfvars['newuser'] = $sfprofile['firstvisit'];

                $sfvars['member'] = urlencode($current_user->login_name);

                $pageview = 'profileedit';

                $sfvars['forumslug'] = '';

                $sfvars['topicslug'] = '';

            }

		}

    }



    if ($pageview == '')

    {

        if (!empty($sfvars['forumslug'])) {

    		$pageview = 'forum';

    	} else if (!empty($sfvars['profile'])) {

    		if ($sfvars['profile'] == 'edit') $pageview = 'profileedit';

    		if ($sfvars['profile'] == 'show') $pageview = 'profileshow';

    		if ($sfvars['profile'] == 'permissions') $pageview = 'permissions';

    		if ($sfvars['profile'] == 'buddies') $pageview = 'buddies';

    	} else if (!empty($sfvars['newposts'])) {

    		$pageview = 'newposts';

    	} else if (!empty($sfvars['list'])) {

    		$pageview = 'list';

    	} else if (!empty($sfvars['policy'])) {

    		$pageview = 'policy';

    	} else if (!empty($sfvars['pm'])) {

    		$pageview = 'pm';

    	} else {

    		$pageview = 'group';

    		# Check if single forum only is on

    		if (isset($sfglobals['display']['forums']['singleforum']) && $sfglobals['display']['forums']['singleforum'])

    		{

    			$fid = sf_single_forum_user();

    			if ($fid)

    			{

    				$cforum = sf_get_forum_record($fid);

    				$sfvars['forumid'] = $fid;

    				$sfvars['forumslug'] = $cforum->forum_slug;

    				$sfvars['forumname'] = $cforum->forum_name;

    				$CACHE = '';

    				sf_initialise_globals($sfvars['forumid']);

    				$pageview = 'forum';

    			}

    		}

    	}



    	if (!empty($sfvars['topicslug'])) $pageview = 'topic';

    }

	$sfvars['pageview'] = $pageview;

}



function sf_setup_meta_tags()

{

	global $sfglobals;



	if (empty($sfglobals['metadescription']))

	{

		$description = sfc_get_metadescription();

		if ($description != '')

		{

			$description = str_replace('"', '', $description);

			echo '<meta name="description" content="'.$description.'" />'."\n";

		}

	}



	if (empty($sfglobals['metakeywords']))

	{

		$keywords = sfc_get_metakeywords();

		if ($keywords != '')

		{

			$keywords = str_replace('"', '', $keywords);

			echo '<meta name="keywords" content="'.$keywords.'" />'."\n";

		}

	}



	if (empty($sfglobals['canonicalurl']))

	{

		# output the canonical url

		$url = sf_canonical_url();

		echo '<link rel="canonical" href="'.$url.'" />'."\n";

	}

}



?>