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<?php
/**
 * @package WordPress
 * @subpackage Basis_Theme
 */

// Pre-2.6 compatibility
if ( !defined( 'WP_CONTENT_URL' ) )
	define( 'WP_CONTENT_URL', get_option( 'siteurl' ) . '/wp-content' );
if ( !defined( 'WP_CONTENT_DIR' ) )
	define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
if ( !defined( 'WP_PLUGIN_URL' ) )
	define( 'WP_PLUGIN_URL', WP_CONTENT_URL. '/plugins' );
if ( !defined( 'WP_PLUGIN_DIR' ) )
	define( 'WP_PLUGIN_DIR', WP_CONTENT_DIR . '/plugins' );
if ( !defined( 'WP_LANG_DIR') )
	define( 'WP_LANG_DIR', WP_CONTENT_DIR . '/languages' );

// define constant for multilanguage-key
define( 'FB_BASIS_TEXTDOMAIN', 'basis' );

/**
 * Translate, if applicable
 */
load_theme_textdomain(FB_BASIS_TEXTDOMAIN);

/**
 * wpautop for HTML5, allowed: table|thead|tfoot|caption|col|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|map|area|blockquote|address|math|style|input|p|h[1-6]|hr|fieldset|legend|section|article|aside|header|footer|hgroup|figure|details|figcaption|summary)
 * @link http://nicolasgallagher.com/using-html5-elements-in-wordpress-post-content/
 * @author nicolas@nicolasgallagher.com
 */
function html5wpautop($pee, $br = 1) {
	if ( trim($pee) === '' )
		return '';
	 
	$pee = $pee . "\n"; // just to make things a little easier, pad the end
	$pee = preg_replace('|<br />\s*<br />|', "\n\n", $pee);
	// Space things out a little
	// *insertion* of section|article|aside|header|footer|hgroup|figure|details|figcaption|summary
	$allblocks = '(?:table|thead|tfoot|caption|col|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|map|area|blockquote|address|math|style|input|p|h[1-6]|hr|fieldset|legend|section|article|aside|header|footer|hgroup|figure|details|figcaption|summary)';
	$pee = preg_replace('!(<' . $allblocks . '[^>]*>)!', "\n$1", $pee);
	$pee = preg_replace('!(</' . $allblocks . '>)!', "$1\n\n", $pee);
	$pee = str_replace(array("\r\n", "\r"), "\n", $pee); // cross-platform newlines
	if ( strpos($pee, '<object') !== false ) {
		$pee = preg_replace('|\s*<param([^>]*)>\s*|', "<param$1>", $pee); // no pee inside object/embed
		$pee = preg_replace('|\s*</embed>\s*|', '</embed>', $pee);
	}
	$pee = preg_replace("/\n\n+/", "\n\n", $pee); // take care of duplicates
	// make paragraphs, including one at the end
	$pees = preg_split('/\n\s*\n/', $pee, -1, PREG_SPLIT_NO_EMPTY);
	$pee = '';
	foreach ( $pees as $tinkle )
		$pee .= '<p>' . trim($tinkle, "\n") . "</p>\n";
	$pee = preg_replace('|<p>\s*</p>|', '', $pee); // under certain strange conditions it could create a P of entirely whitespace
	// *insertion* of section|article|aside
	$pee = preg_replace('!<p>([^<]+)</(div|address|form|section|article|aside)>!', "<p>$1</p></$2>", $pee);
	$pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee); // don't pee all over a tag
	$pee = preg_replace("|<p>(<li.+?)</p>|", "$1", $pee); // problem with nested lists
	$pee = preg_replace('|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $pee);
	$pee = str_replace('</blockquote></p>', '</p></blockquote>', $pee);
	$pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)!', "$1", $pee);
	$pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee);
	if ($br) {
		$pee = preg_replace_callback('/<(script|style).*?<\/\\1>/s', create_function('$matches', 'return str_replace("\n", "<WPPreserveNewline />", $matches[0]);'), $pee);
		$pee = preg_replace('|(?<!<br />)\s*\n|', "<br />\n", $pee); // optionally make line breaks
		$pee = str_replace('<WPPreserveNewline />', "\n", $pee);
	}
	$pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*<br />!', "$1", $pee);
	// *insertion* of img|figcaption|summary
	$pee = preg_replace('!<br />(\s*</?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol|img|figcaption|summary)[^>]*>)!', '$1', $pee);
	if (strpos($pee, '<pre') !== false)
		$pee = preg_replace_callback('!(<pre[^>]*>)(.*?)</pre>!is', 'clean_pre', $pee );
	$pee = preg_replace( "|\n</p>$|", '</p>', $pee );

	return $pee;
}

// remove the original wpautop function
remove_filter('the_excerpt', 'wpautop');
remove_filter('the_content', 'wpautop');

// add our new html5autop function
add_filter('the_excerpt', 'html5wpautop');
add_filter('the_content', 'html5wpautop');

// widget function
if ( function_exists('register_sidebars') )
	register_sidebars(0);

function fb_widget_register() {
	if ( function_exists('register_sidebar') ) {
		register_sidebar(array(
			'name' => 'Sidebar',
			'before_widget' => "\n\t\t" . '<li id="%1$s" class="widget %2$s">',
			'after_widget' => '</li>',
			'before_title' => "\n\t" . '<h3 class="widgettitle">',
			'after_title' => '</h3>',
		));
	}
}

add_action('widgets_init', 'fb_widget_register', 1);


/**
 * no pings from your own site
 * also as plugin: http://wordpress.org/extend/plugins/no-self-ping/
 */
if ( !function_exists('fb_noself_ping') ) {
	function fb_noself_ping(&$links) {
		$home = get_option('home');
		foreach($links as $l => $link)
			if ( 0 === strpos($link, $home) )
				unset($links[$l]);
	}
	
	add_action( 'pre_ping', 'fb_noself_ping' );
}


/**
 * comments for > WP 2.7
 */
if ( !function_exists('fb_theme_comment') ) {
	function fb_theme_comment($comment, $args, $depth) {
		
		$GLOBALS['comment'] = $comment; ?>
		
		<li <?php comment_class(); ?> id="comment-<?php comment_ID() ?>">
			<article id="div-comment-<?php comment_ID(); ?>">

				<header class="comment-author vcard">
					<?php echo get_avatar( $comment, $size = '40' ); ?>
					<div class="comment-meta commentmetadata">
						<?php printf(__('<p><cite class="fn">%s</cite> <span class="says">schrieb am</span></p>', FB_BASIS_TEXTDOMAIN), get_comment_author_link()) ?>
						<span><a href="<?php echo htmlspecialchars( get_comment_link( $comment->comment_ID ) ) ?>"><?php printf( __('%1$s um %2$s', FB_BASIS_TEXTDOMAIN), get_comment_date(),  get_comment_time() ) ?></a><?php edit_comment_link( __('(Bearbeiten)', FB_BASIS_TEXTDOMAIN), '  ', '' ) ?></span>
					</div>
				</header>
				
				<div class="comment-content">
					<?php if ($comment->comment_approved == '0') {
						echo '<em>' . __('Dein Kommentar muss erst frei geschaltet werden.', FB_BASIS_TEXTDOMAIN) . '</em><br />';
					}
					comment_text(); ?>
				</div>
				
				<div class="reply">
					<?php comment_reply_link(array_merge( $args, array('reply_text' => __('Antworten', FB_BASIS_TEXTDOMAIN), 'add_below' => 'div-comment', 'depth' => $depth, 'max_depth' => $args['max_depth']))) ?>
				</div>
				
			</article>
	<?php
	}
}


/**
 * count for trackback, pingback, comment, pings
 *
 * embed like this:
 * fb_comment_type_count('pings');
 * fb_comment_type_count('comment');
 */
if ( !function_exists('fb_comment_type_count') ) {
	function fb_get_comment_type_count( $type='all', $zero = false, $one = false, $more = false, $post_id = 0) {
		global $cjd_comment_count_cache, $id, $post;
 
		if ( !$post_id )
			$post_id = $post->ID;
		if ( !$post_id )
			return;
 
		if ( !isset($cjd_comment_count_cache[$post_id]) ) {
			$p = get_post($post_id);
			$p = array($p);
			fb_update_comment_type_cache($p);
		}
		;
		if ( $type == 'pingback' || $type == 'trackback' || $type == 'comment' )
			$count = $cjd_comment_count_cache[$post_id][$type];
		elseif ( $type == 'pings' )
			$count = $cjd_comment_count_cache[$post_id]['pingback'] + $cjd_comment_count_cache[$post_id]['trackback'];
		else
			$count = array_sum((array) $cjd_comment_count_cache[$post_id]);
 
		return apply_filters('fb_get_comment_type_count', $count);
	}
 
	// comment, trackback, pingback, pings, all
	function fb_comment_type_count( $type='all', $zero = false, $one = false, $more = false, $post_id = 0 ) {
	
		$number = fb_get_comment_type_count( $type, $zero, $one, $more, $post_id );
		if ($type == 'all') {
			$type_string_single = __('Kommentar', FB_BASIS_TEXTDOMAIN);
			$type_string_plural = __('Kommentare', FB_BASIS_TEXTDOMAIN);
		} elseif ($type == 'pings') {
			$type_string_single = __('Ping und Trackback', FB_BASIS_TEXTDOMAIN);
			$type_string_plural = __('Pings und Trackbacks', FB_BASIS_TEXTDOMAIN);
		} elseif ($type == 'pingback') {
			$type_string_single = __('Pingback', FB_BASIS_TEXTDOMAIN);
			$type_string_plural = __('Pingbacks', FB_BASIS_TEXTDOMAIN);
		} elseif ($type == 'trackback') {
			$type_string_single = __('Trackback', FB_BASIS_TEXTDOMAIN);
			$type_string_plural = __('Trackbacks', FB_BASIS_TEXTDOMAIN);
		} elseif ($type == 'comment') {
			$type_string_single = __('Kommentar', FB_BASIS_TEXTDOMAIN);
			$type_string_plural = __('Kommentare', FB_BASIS_TEXTDOMAIN);
		}
		
		if ( $number > 1 )
			$output = str_replace('%', number_format_i18n($number), ( false === $more ) ? __('%', FB_BASIS_TEXTDOMAIN) . ' ' . $type_string_plural : $more);
		elseif ( $number == 0 )
			$output = ( false === $zero ) ? __('Keine', FB_BASIS_TEXTDOMAIN) . ' ' . $type_string_plural : $zero;
		else // must be one
			$output = ( false === $one ) ? __('Ein', FB_BASIS_TEXTDOMAIN) . ' ' . $type_string_single : $one;
		
		echo apply_filters('fb_comment_type_count', $output, $number);
	}
}

if ( !function_exists('fb_update_comment_type_cache') ) {
	function fb_update_comment_type_cache($queried_posts) {
		global $cjd_comment_count_cache, $wpdb;

		if ( !$queried_posts )
			return $queried_posts;

		foreach ( (array) $queried_posts as $post )
			if ( !isset($cjd_comment_count_cache[$post->ID]) )
				$post_id_list[] = $post->ID;

		if ( $post_id_list ) {
			$post_id_list = implode(',', $post_id_list);

			foreach ( array('', 'pingback', 'trackback') as $type ) {
				$counts = $wpdb->get_results("SELECT ID, COUNT( comment_ID ) AS ccount
							FROM $wpdb->posts
							LEFT JOIN $wpdb->comments ON ( comment_post_ID = ID AND comment_approved = '1' AND comment_type='$type' )
							WHERE (post_status = 'publish' OR (post_status = 'inherit' AND post_type = 'attachment')) AND ID IN ($post_id_list)
							GROUP BY ID");

				if ( $counts ) {
					if ( '' == $type )
						$type = 'comment';
					foreach ( $counts as $count )
						$cjd_comment_count_cache[$count->ID][$type] = $count->ccount;
				}
			}
		}

		return $queried_posts;
	}

	add_filter('the_posts', 'fb_update_comment_type_cache');
}


/**
 * void fb_comment_paging_noindex_meta()
 * add meta noindex rules on singular comment page section
 *
 * @author  Avice D <ck+filter@kaizeku.com>
 * @license http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License
 * @link	 http://blog.kaizeku.com/wordpress/prevent-wordpress-27-duplicate-content/
 *
 * @todo	Check for duplicate meta-robots tag generated by
 *			meta-tag type plugins (SEO plugins)
 *
 * @uses	$wp_query Wp_query object
 * @return string Output HTML meta noindex
 */
if ( !function_exists('fb_comment_paging_noindex_meta') ) {
	function fb_comment_paging_noindex_meta() {
		global $wp_query;
	
		if ( version_compare( (float) get_bloginfo('version'), 2.7, '>=') ) {
	
			if ( $wp_query->is_singular && get_option('page_comments') ) { // comments pagination enabled
				if ( isset($wp_query->query['cpage'] ) && absint( $wp_query->query['cpage']) >= 1 ) {
					echo '<meta name="robots" content="noindex" />' . PHP_EOL;
				}
			}
		}
	}
	
	add_action('wp_head','fb_comment_paging_noindex_meta');
}
?>