init blog

2018-05-08 11:22:54 +08:00
1 parent 5acc46db8e
commit 843783ce9a
@@ -0,0 +1,154 @@
+<?php
+if ( !function_exists( 'Bing_related_posts' ) ) :
+	/**
+	 * 相关文章
+	 */
+	function Bing_related_posts(){
+		if( !$related_posts_ID = Bing_related_posts_ID() )
+			return;
+
+		$query = new WP_Query( array(
+			'nopaging'            => true,
+			'post__in'            => $related_posts_ID,
+			'orderby'             => 'rand',
+			'ignore_sticky_posts' => true
+		) );
+
+		if( !$query->have_posts() )
+			return;
+	?>
+		<div class="span12 related-posts-box<?php if ( Bing_mpanel( 'mobile_single_collapse' ) ) echo ' mobile-hide collapse'; ?>">
+			<div class="panel transparent no-padding related-posts-box-panel">
+				<header class="panel-header">
+					<h3>
+						<span class="dashicons dashicons-pressthis"></span>
+						<?php _e( '相关文章', 'Bing' ); ?>
+					</h3>
+					<span class="right">
+						<a href="javascript:;" class="refresh" data-post-id="<?php the_ID(); ?>" title="<?php esc_attr_e( '换一批新的相关文章', 'Bing' ); ?>">
+							<span class="dashicons dashicons-image-rotate"></span><?php _e( '刷新', 'Bing' ); ?>
+						</a>
+					</span>
+				</header>
+				<ul class="related-posts row">
+					<?php
+					while( $query->have_posts() ):
+						$query->the_post();
+						Bing_related_posts_loop();
+					endwhile;
+					?>
+				</ul>
+			</div>
+		</div>
+	<?php
+		wp_reset_postdata();
+	}
+endif;
+
+/**
+ * 获取相关文章
+ */
+function Bing_related_posts_ID( $post = null ){
+	$post       = get_post( $post );
+	$number     = Bing_mpanel( 'related_posts_number' );
+	$posts      = array();
+	$exclude_ID = array( $post->ID );
+
+	if( $tags = get_the_tags( $post ) ){
+		$tags_ID = array();
+
+		foreach( $tags as $tag )
+			$tags_ID[] = $tag->term_id;
+
+		$posts = get_posts( array(
+			'tag__in'     => $tags_ID,
+			'exclude'     => $exclude_ID,
+			'orderby'     => 'rand',
+			'fields'      => 'ids',
+			'numberposts' => $number
+		) );
+	}
+
+	if( count( $posts ) < $number && $cats = get_the_category( $post ) ){
+		$cats_ID = array();
+
+		foreach( $cats as $cat )
+			$cats_ID[] = $cat->term_id;
+
+		$_posts = get_posts( array(
+			'category__in' => $cats_ID,
+			'exclude'      => array_merge( $exclude_ID, $posts ),
+			'orderby'      => 'rand',
+			'fields'       => 'ids',
+			'numberposts'  => $number - count( $posts )
+		) );
+
+		$posts = array_merge( $posts, $_posts );
+	}
+
+	if( count( $posts ) < $number ){
+		$_posts = get_posts( array(
+			'exclude'     => array_merge( $exclude_ID, $posts ),
+			'orderby'     => 'rand',
+			'fields'      => 'ids',
+			'numberposts' => $number - count( $posts )
+		) );
+
+		$posts = array_merge( $posts, $_posts );
+	}
+
+	return $posts;
+}
+
+if ( !function_exists( 'Bing_related_posts_loop' ) ) :
+	/**
+	 * 相关文章样式
+	 */
+	function Bing_related_posts_loop(){
+	?>
+		<li <?php post_class( 'span4' ); ?>>
+			<div class="panel transparent no-padding related-posts-panel">
+				<a href="<?php the_permalink(); ?>" class="thumbnail-link" rel="bookmark" title="<?php the_title_attribute(); ?>">
+					<?php echo Bing_thumbnail( 175, 80, false ); ?>
+					<div class="excerpt"><?php echo Bing_excerpt( 50 ); ?></div>
+				</a>
+				<div class="bottom-box">
+					<?php
+					the_title( '<h4 class="post-title"><a href="' . esc_url( get_permalink() ) . '" title="' . the_title_attribute( 'echo=0' ) . '" rel="bookmark">', '</a></h4>' );
+					Bing_post_meta( array( 'author', 'date-abb' ) );
+					?>
+				</div>
+			</div>
+		</li>
+	<?php
+	}
+endif;
+
+/**
+ * 相关文章刷新
+ */
+function Bing_related_posts_refresh(){
+	if( empty( $_REQUEST['post_id'] ) || get_post_status( $_REQUEST['post_id'] ) != 'publish' || !$related_posts_ID = Bing_related_posts_ID( $_REQUEST['post_id'] ) )
+		return;
+
+	$query = new WP_Query( array(
+		'nopaging'            => true,
+		'post__in'            => $related_posts_ID,
+		'orderby'             => 'rand',
+		'ignore_sticky_posts' => true
+	) );
+
+	while( $query->have_posts() ){
+		$query->the_post();
+
+		Bing_related_posts_loop();
+	}
+
+	wp_reset_postdata();
+
+	wp_die();
+}
+add_action( 'wp_ajax_related_posts_refresh', 'Bing_related_posts_refresh' );
+add_action( 'wp_ajax_nopriv_related_posts_refresh', 'Bing_related_posts_refresh' );
+
+//End of page.