<SourceBench/> Your place to share code stuff » WordPress

Easy Post Meta fields class set – easy custom fields for WordPress

The SourceBench — Tue, 04 May 2010 07:56:40 +0000

If you ever needed to work with post meta fields and did not want to mess around with validation and all this stuff around it check out http://wordpress.org/extend/plugins/easy-custom-fields/ for a simple set of classes to build on.

Automatically insert meta description tag into posts/pages.

The SourceBench — Sun, 06 Dec 2009 09:49:04 +0000

 10, 'length_unit' => 'char|word', 'use_excerpt' => true, 'add_category_desc' => true, 'add_tag_desc' => true, 'add_other_desc' => true, 'default_description' => '', 'custom_field_key' => '' );
 * }
 * add_filter( 'meta_desc_settings', 'set_meta_desc_settings' );
 * add_action( 'wp_head', 'meta_desc' );
 *
 * @author Thorsten Ott
 */
function meta_desc() {
	$default_settings = array(
								'length' => 25, // amount of length units to use for the meta description
								'length_unit' => 'word', // the length unit can be either "word" or "char"
								'use_excerpt' => true, // if the post/page has an excerpt it will overwrite the generated description if this is set to true
								'add_category_desc' => true, // add the category description to category views if this value is true
								'add_tag_desc' => true, // add the category description to category views if this value is true
								'add_other_desc' => true, // add the blog description/tagline to all other pages if this value is true
								'default_description' => '', // in case no description is defined use this as a default description
								'custom_field_key' => '', // if a custom field key is set we try to use the value of this field as description
								);

	$settings = apply_filters( 'meta_desc_settings', $default_settings );

	extract( shortcode_atts( $default_settings, $settings ) );

	global $wp_query;

	if( is_single() || is_page() ) {
		$post = $wp_query->post;

		// check for a custom field holding a description
		if ( !empty( $custom_field_key ) ) {
			$post_custom = get_post_custom_values( $custom_field_key, $post->ID );
			if ( !empty( $post_custom ) )
				$text = $post_custom[0];
		}
		// check for an excerpt we can use
		else if( $use_excerpt && !empty( $post->post_excerpt ) ) {
			$text = $post->post_excerpt;
		}
		// otherwise use the content
		else {
			$text = $post->post_content;
		}

		$text = str_replace( array( "\r\n", "\r", "\n", "  " ), " ", $text ); // get rid of all line breaks
		$text = strip_shortcodes( $text ); // make sure to get rid of shortcodes
		$text = apply_filters( 'the_content', $text ); // make sure it's save
		$text = trim( strip_tags( $text ) ); // get rid of tags and html fragments
		if ( empty( $text ) && !empty( $default_description ) )
			$text = $default_description;	

	} else if( is_category() && true == $add_category_desc ) {
		$category = $wp_query->get_queried_object();
		$text = trim( strip_tags( $category->category_description ) );
		if ( empty( $text ) && !empty( $default_description ) )
			$text = $default_description;

	} else if( is_tag() && true == $add_tag_desc ) {
		$tag = $wp_query->get_queried_object();
		$text = trim( strip_tags( $tag->description ) );
		if ( empty( $text ) && !empty( $default_description ) )
			$text = $default_description;

	} else if ( true == $add_other_desc ) {
		$text = trim( strip_tags( get_bloginfo('description') ) );
		if ( empty( $text ) && !empty( $default_description ) )
			$text = $default_description;
	}

	if ( empty( $text ) )
		return;

	if ( 'word' == $length_unit ) {
		$words = explode(' ', $text, $length + 1);
		if ( count( $words ) > $length ) {
			array_pop( $words );
			array_push( $words, '...' );
			$text = implode( ' ', $words );
		}
	} else {
		if ( strlen( $text ) > $length ) {
			$text = mb_strimwidth( $text, 0, $length, '...' );
		}
	}

	if ( !empty( $text ) ) {
		echo "\n\n";
	}
}
?>

Always expand threads in single views with p2theme

The SourceBench — Sat, 28 Nov 2009 15:02:06 +0000

// as on this page i wanted to have comment threads only collapsed
// on category/frontpage and search views but expanded on views with is_single()
// to do so open the file in/js.php in your p2 theme and search for p2_toggle_threads
// and replace $hide_threads = get_option( 'p2_hide_threads' ); ?> with

	if ( !is_single() )
		$hide_threads = get_option( 'p2_hide_threads' );
	else
		$hide_threads = 0; ?>

Make links in P2 quotes clickable

The SourceBench — Sat, 28 Nov 2009 14:55:51 +0000

// by default links in p2 quotes are not clickable. to make them clickable simply add the following to your functions.php
add_filter( 'p2_get_quote_content', 'make_clickable' );

Display posts by the TAG usage. Most used tags and their posts go first

The SourceBench — Fri, 27 Nov 2009 23:13:34 +0000

http://www.devlounge.net/code/wordpress-snippet-display-posts-by-tag-frequency
 */
  $noOfTags = 10;
  $noOfPosts = 4;
  $cloudRight = get_tags("orderby=count&order=DESC&number=$noOfTags");
  foreach((array)$cloudRight as $tagRight) : ?>
	  query("tag={$tagRight->slug}&showposts=$noOfPosts");
	  ?>
	  have_posts() )  >
		
		  name ?>
		  have_posts() ) : $postsRight->the_post(); ?>

A really simple way to show top posts determined by comment count

The SourceBench — Fri, 27 Nov 2009 23:05:52 +0000



get_results( $wpdb->prepare( "SELECT comment_count,ID,post_title FROM $wpdb->posts ORDER BY comment_count DESC LIMIT 0, %d", $max ) );
foreach ($result as $post) :
	setup_postdata($post);
	$postid = $post->ID;
	$title = $post->post_title;
	$commentcount = $post->comment_count;
	if ($commentcount != 0) :
?>
		
			  ()