
纯代码实现WORDPRESS阅读量统计,省去WP-POSTVIEWS插件!
作为一个小白,玩wordpress主题的时候经常喜欢安装一些插件来增加wordpress的功能性,比如说wordpress阅读量统计功能,比如说WP-PostViews插件。。。之后发现,插件安装的越多,wordpress速度越来越慢,之后经过度娘的查询后发现,安装过多的插件对wordpress主题速度影响非常大,因为会产生很多的查询,造成了数据变慢,而最近小编的网站正在渐渐的代码化了,把能够代码完成尽可能的去代码完成,wordpress瘦身,从wordpress插件的减少使用开始!
那么今天小编要讲的就是通过代码实现wordpress阅读统计功能,就有一个必须要安装的插件WP-PostViews,而且还不能升级。今天闲来无事,捣鼓了一番,整理出来了解决方案,下面说重点了!
基本我们使用WP-PostViews插件都是想有统计和阅读数的功能,那么下面的一段代码就是来实现这两个功能的!
首先在寻找到functions.php文件,在最后面加入下面的代码
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/* 访问计数 */ function record_visitors() { if (is_singular()) { global $post; $post_ID = $post->ID; if($post_ID) { $post_views = (int)get_post_meta($post_ID, 'views', true); if(!update_post_meta($post_ID, 'views', ($post_views+1))) { add_post_meta($post_ID, 'views', 1, true); } } } } add_action('wp_head', 'record_visitors'); /// 函数名称:post_views /// 函数作用:取得文章的阅读次数 function post_views($before = '(点击 ', $after = ' 次)', $echo = 1) { global $post; $post_ID = $post->ID; $views = (int)get_post_meta($post_ID, 'views', true); if ($echo) echo $before, number_format($views), $after; else return $views; } |
代码放好后,保存,然后到主题前端位置添加调用
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阅读:<?php post_views(' ', ' 次'); ?> |
获取阅读次数最多的文章
如果要获取上面的函数统计出来的阅读次数最多的文章,可以在 functions.php文件的最后添加下面的代码:
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// get_most_viewed_format // 函数作用:取得阅读最多的文章 function get_most_viewed_format($mode = '', $limit = 10, $show_date = 0, $term_id = 0, $beforetitle= '(', $aftertitle = ')', $beforedate= '(', $afterdate = ')', $beforecount= '(', $aftercount = ')') { global $wpdb, $post; $output = ''; $mode = ($mode == '') ? 'post' : $mode; $type_sql = ($mode != 'both') ? "AND post_type='$mode'" : ''; $term_sql = (is_array($term_id)) ? "AND $wpdb->term_taxonomy.term_id IN (" . join(',', $term_id) . ')' : ($term_id != 0 ? "AND $wpdb->term_taxonomy.term_id = $term_id" : ''); $term_sql.= $term_id ? " AND $wpdb->term_taxonomy.taxonomy != 'link_category'" : ''; $inr_join = $term_id ? "INNER JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id) INNER JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id)" : ''; // database query $most_viewed = $wpdb->get_results("SELECT ID, post_date, post_title, (meta_value+0) AS views FROM $wpdb->posts LEFT JOIN $wpdb->postmeta ON ($wpdb->posts.ID = $wpdb->postmeta.post_id) $inr_join WHERE post_status = 'publish' AND post_password = '' $term_sql $type_sql AND meta_key = 'views' GROUP BY ID ORDER BY views DESC LIMIT $limit"); if ($most_viewed) { foreach ($most_viewed as $viewed) { $post_ID = $viewed->ID; $post_views = number_format($viewed->views); $post_title = esc_attr($viewed->post_title); $get_permalink = esc_attr(get_permalink($post_ID)); $output .= "<li>$beforetitle$post_title$aftertitle"; if ($show_date) { $posted = date(get_option('date_format'), strtotime($viewed->post_date)); $output .= "$beforedate $posted $afterdate"; } $output .= "$beforecount $post_views $aftercount</li>"; } } else { $output = "<li>N/A</li>n"; } echo $output; } |
然后使用下面的函数调用:
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<?php get_most_viewed_format(); ?> |