2012-09-02 917 1

本站相关文章代码分享

本代码的特点是(以相关文章设置10个为准)：
1.如果有tag标签的文章，按照tag显示相关
2.如果tag相关文章不足10个，则用本文章的分类文章来补充。直到满10个为止
3.如果分类文章还不满10。则用随机文章来补充，直到满10个为止


<?php 
$post_tags=wp_get_post_tags($post->ID); //如果存在tag标签，列出tag相关文章 
$pos=1; 
if($post_tags) { 
foreach($post_tags as $tag) $tag_list[] .= $tag->term_id; 
$args = array( 
'tag__in' => $tag_list, 
'category__not_in' => array(NULL), // 不包括的分类ID,可以把NULL换成分类ID 
'post__not_in' => array($post->ID), 
'showposts' => 0, // 显示相关文章数量 
'caller_get_posts' => 1, 
'orderby' => 'rand' 
); 
query_posts($args); 
if(have_posts()):while (have_posts()&&$pos< =11) : the_post(); update_post_caches($posts); ?> 
<li style="line-height:24px"><span class="title"><a href="<?php the_permalink(); ?>" rel="bookmark" title="<?php the_title_attribute(); ?>"><?php if(get_the_title())the_title();else the_time('Y-m-d'); ?></a></span> </li> 
<?php $pos++;endwhile;wp_reset_query();endif; ?> 
<?php } //end of rand by tags ?> 
<?php if($pos<=11): //如果tag相关文章少于10篇，那么继续以分类作为相关因素列出相关文章 
$cats = wp_get_post_categories($post->ID); 
if($cats){ 
$cat = get_category( $cats[0] ); 
$first_cat = $cat->cat_ID; 
$args = array( 
'category__in' => array($first_cat), 
'post__not_in' => array($post->ID), 
'showposts' => 0, 
'caller_get_posts' => 1, 
'orderby' => 'rand' 
); 
query_posts($args); 
if(have_posts()): while (have_posts()&&$pos< =11) : the_post(); update_post_caches($posts); ?> 
<li style="line-height:24px"><span class="title"><a href="<?php the_permalink(); ?>" rel="bookmark" title="<?php the_title_attribute();?>"><?php if(get_the_title())the_title();else the_time('Y-m-d'); ?></a></span> </li> 
<?php $pos++;endwhile;wp_reset_query();endif; ?> 
<?php } endif; //end of rand by category ?> 
<?php if($pos<=10){ //如果上面两种相关都还不够10篇文章，再随机挑几篇凑成10篇 ?> 
<?php query_posts('showposts=10&orderby=rand');while(have_posts()&&$pos<=11):the_post(); ?> 
<li style="line-height:24px"><span class="title"><a href="<?php the_permalink(); ?>" title="<?php the_title(); ?>"><?php if(get_the_title())the_title();else the_time('Y-m-d') ?></a></span></li> 
<?php $pos++;endwhile;wp_reset_query();?> 
<?php } ?>

<?php

$post_tags=wp_get_post_tags($post->ID); //如果存在tag标签，列出tag相关文章

$pos=1;

if($post_tags) {

foreach($post_tags as $tag) $tag_list[] .= $tag->term_id;

$args = array(

'tag__in' => $tag_list,

'category__not_in' => array(NULL), // 不包括的分类ID,可以把NULL换成分类ID

'post__not_in' => array($post->ID),

'showposts' => 0, // 显示相关文章数量

'caller_get_posts' => 1,

'orderby' => 'rand'

);

query_posts($args);

if(have_posts()):while (have_posts()&&$pos< =11) : the_post(); update_post_caches($posts); ?>

<li style="line-height:24px"><a href="<?php the_permalink(); ?>" rel="bookmark" title="<?php the_title_attribute(); ?>"><?php if(get_the_title())the_title();else the_time('Y-m-d'); ?></a> </li>

<?php $pos++;endwhile;wp_reset_query();endif; ?>

<?php } //end of rand by tags ?>

<?php if($pos<=11): //如果tag相关文章少于10篇，那么继续以分类作为相关因素列出相关文章

$cats = wp_get_post_categories($post->ID);

if($cats){

$cat = get_category( $cats[0] );

$first_cat = $cat->cat_ID;

$args = array(

'category__in' => array($first_cat),

'post__not_in' => array($post->ID),

'showposts' => 0,

'caller_get_posts' => 1,

'orderby' => 'rand'

);

query_posts($args);

if(have_posts()): while (have_posts()&&$pos< =11) : the_post(); update_post_caches($posts); ?>

<li style="line-height:24px"><a href="<?php the_permalink(); ?>" rel="bookmark" title="<?php the_title_attribute();?>"><?php if(get_the_title())the_title();else the_time('Y-m-d'); ?></a> </li>

<?php $pos++;endwhile;wp_reset_query();endif; ?>

<?php } endif; //end of rand by category ?>

<?php if($pos<=10){ //如果上面两种相关都还不够10篇文章，再随机挑几篇凑成10篇 ?>

<?php query_posts('showposts=10&orderby=rand');while(have_posts()&&$pos<=11):the_post(); ?>

<li style="line-height:24px"><a href="<?php the_permalink(); ?>" title="<?php the_title(); ?>"><?php if(get_the_title())the_title();else the_time('Y-m-d') ?></a></li>

<?php $pos++;endwhile;wp_reset_query();?>

<?php } ?>