Add CSS and change default on get linkbacks functions to not default to all instead defaulting to current post

Author: dshanske

css/semantic-linkbacks.css

@@ -0,0 +1,16 @@
+.mention-list ul {
+	border-style: solid;
+  }
+
+ .mention-list li {
+	 display: inline-block;
+	 list-style: none;
+	 vertical-align: top;
+	 text-align: center;
+}
+
+.mention-list li img {
+	text-align: left;
+	border-radius: 20px;
+	display: block;
+}

includes/functions.php

@@ -8,7 +8,10 @@
  *
  * @return the number of matching linkbacks
  */
-function get_linkbacks_number( $type = null, $post_id = 0 ) {
+function get_linkbacks_number( $type = null, $post_id = null ) {
+	if ( null === $post_id ) {
+		$post_id = get_the_ID();
+	}
 	$args = array(
 		'post_id'	=> $post_id,
 		'count'	 	=> true,
@@ -50,15 +53,30 @@ function get_linkbacks_number( $type = null, $post_id = 0 ) {
  *
  * @return the matching linkback "comments"
  */
-function get_linkbacks( $type = null, $post_id = 0, $order = 'DESC' ) {
+function get_linkbacks( $type = null, $post_id = null, $order = 'DESC' ) {
+	if ( null === $post_id ) {
+		$post_id = get_the_ID();
+	}
 	$args = array(
 		'post_id'	=> $post_id,
 		'status'	=> 'approve',
 		'order'		=> $order,
 	);
 
 	if ( $type ) { // use type if set
-		$args['meta_query'] = array( array( 'key' => 'semantic_linkbacks_type', 'value' => $type ) );
+		if ( 'mention' == $type ) {
+ 			$args['type__not_in'] = 'comment';
+			$args['meta_query'] = array(
+ 				'relation' => 'OR',
+				array( 'key' => 'semantic_linkbacks_type', 'value' => '' ),
+				array( 'key' => 'semantic_linkbacks_type', 'compare' => 'NOT EXISTS' ),
+				array( 'key' => 'semantic_linkbacks_type', 'value' => 'mention' ),
+			);
+		} elseif ( 'rsvp' == $type ) {
+			$args['meta_query'] = array( array( 'key' => 'semantic_linkbacks_type', 'value' => 'rsvp', 'compare' => 'LIKE' ) );
+		} else {
+			$args['meta_query'] = array( array( 'key' => 'semantic_linkbacks_type', 'value' => $type ) );
+		}
 	} else { // check only if type exists
 		$args['meta_query'] = array( array( 'key' => 'semantic_linkbacks_type', 'compare' => 'EXISTS' ) );
 	}
@@ -67,9 +85,10 @@ function get_linkbacks( $type = null, $post_id = 0, $order = 'DESC' ) {
 }
 
 
-function has_linkbacks( $type = null, $post_ID = 0 ) {
+function has_linkbacks( $type = null, $post_ID = null ) {
 	if ( get_linkbacks( $type, $post_ID ) ) {
 		return true;
 	}
 	return false;
 }
+

semantic-linkbacks.php

@@ -30,6 +30,7 @@ function semantic_linkbacks_activation() {
  * @author Matthias Pfefferle
  */
 class Semantic_Linkbacks_Plugin {
+	public static $version = '3.4.1';
 	/**
 	 * Initialize the plugin, registering WordPress hooks.
 	 */
@@ -49,6 +50,8 @@ public static function init() {
 			require_once( dirname( __FILE__ ) . '/includes/compatibility.php' );
 		}
 
+		add_action( 'wp_enqueue_scripts', array( 'Semantic_Linkbacks_Plugin', 'style_load' ) );
+
 		remove_filter( 'webmention_comment_data', array( 'Webmention_Receiver', 'default_title_filter' ), 21 );
 		remove_filter( 'webmention_comment_data', array( 'Webmention_Receiver', 'default_content_filter' ), 22 );
 
@@ -62,4 +65,8 @@ public static function plugin_textdomain() {
 		// Note to self, the third argument must not be hardcoded, to account for relocated folders.
 		load_plugin_textdomain( 'semantic-linkbacks', false, dirname( plugin_basename( __FILE__ ) ) . '/languages' );
 	}
+
+	public static function style_load() {
+		wp_enqueue_style( 'semantic-linkbacks-css', plugin_dir_url( __FILE__ ) . 'css/semantic-linkbacks.css', array(), self::$version );
+	}
 }

templates/linkbacks.php

@@ -2,7 +2,7 @@
 <div class="likes">
 	<h3>Likes</li>
 
-	<ul>
+	<ul class="mention-list">
 	<?php foreach ( get_linkbacks( 'like' ) as $like ) : ?>
 		<li><?php echo get_avatar( $like, 50 ); ?></li>
 	<?php endforeach; ?>