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74 lines
1.7 KiB
74 lines
1.7 KiB
<?php
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/**
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* 文章浏览量统计功能
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*/
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// 防止直接访问
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if (!defined('ABSPATH')) {
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exit;
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}
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/**
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* 获取文章浏览量
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*
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* @param int $postID 文章ID
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* @return string 浏览量
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*/
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function nenghui_get_post_views($postID) {
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$count_key = 'post_views_count';
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$count = get_post_meta($postID, $count_key, true);
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if ($count == '') {
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delete_post_meta($postID, $count_key);
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add_post_meta($postID, $count_key, '0');
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return "0";
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}
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return $count;
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}
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/**
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* 设置/增加文章浏览量
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*
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* @param int $postID 文章ID
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*/
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function nenghui_set_post_views($postID) {
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$count_key = 'post_views_count';
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$count = get_post_meta($postID, $count_key, true);
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if ($count == '') {
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$count = 0;
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delete_post_meta($postID, $count_key);
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add_post_meta($postID, $count_key, '1');
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} else {
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$count++;
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update_post_meta($postID, $count_key, $count);
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}
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}
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/**
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* 自动增加浏览量（当访问文章详情页时）
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*/
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function nenghui_track_post_views() {
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if (is_single()) {
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global $post;
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if (isset($post->ID)) {
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nenghui_set_post_views($post->ID);
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}
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}
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}
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add_action('wp_head', 'nenghui_track_post_views');
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/**
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* 在后台文章列表显示浏览量列
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*/
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function nenghui_posts_column_views($defaults) {
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$defaults['post_views'] = '浏览量';
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return $defaults;
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}
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add_filter('manage_posts_columns', 'nenghui_posts_column_views');
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function nenghui_posts_custom_column_views($column_name, $id) {
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if ($column_name === 'post_views') {
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echo nenghui_get_post_views($id);
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}
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}
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add_action('manage_posts_custom_column', 'nenghui_posts_custom_column_views', 10, 2);
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