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title: WordPress拒绝特定字符的垃圾评论
date: 2014-10-03 09:54:10
category: [编程代码]
tags: [Wordpress]
author: 零贰

<p> </p> <p>将以下代码粘贴到你的主题functions.php模板中。 <p>任何包含在$ bad_comment_content数组内的字符，将会被自动拒绝留言。 <p> </p><!--more-->
<p> </p> <p>function in_comment_post_like($string, $array) {  
    foreach($array as $ref) { if(strstr($string, $ref)) { return true; } }  
    return false; 
} 
function drop_bad_comments() { 
    if (!empty($_POST['comment'])) {&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $post_comment_content = $_POST['comment'];&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $lower_case_comment = strtolower($_POST['comment']);&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $bad_comment_content = array( 
            '充气','拉珠','G点','锁精环','t裤','夜总会','性用品','http:','字裤','夜总会','レ','メ','る',</p> <p>        ); 
        if (in_comment_post_like($lower_case_comment, $bad_comment_content)) { 
            $comment_box_text = wordwrap(trim($post_comment_content), 80, "n  ", true); 
            $txtdrop = fopen('/var/log/httpd/wp_post-logger/nullamatix.com-text-area_dropped.txt', 'a');&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; fwrite($txtdrop, "  --------------n  [COMMENT] = " . $post_comment_content . "\n&nbsp; --------------\n");&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; fwrite($txtdrop, "  [SOURCE_IP] = " . $_SERVER['REMOTE_ADDR'] . " @ " . date("F j, Y, g:i a") . "\n");&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; fwrite($txtdrop, "  [USERAGENT] = " . $_SERVER['HTTP_USER_AGENT'] . "\n");&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; fwrite($txtdrop, "  [REFERER  ] = " . $_SERVER['HTTP_REFERER'] . "\n");&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; fwrite($txtdrop, "  [FILE_NAME] = " . $_SERVER['SCRIPT_NAME'] . " - [REQ_URI] = " . $_SERVER['REQUEST_URI'] . "n"); 
            fwrite($txtdrop, '--------------**------------------'."n"); 
            header("HTTP/1.1 406 Not Acceptable"); 
            header("Status: 406 Not Acceptable"); 
            header("Connection: Close"); 
            wp_die( __('bang bang.') ); 
        } 
    } 
} 
add_action('init', 'drop_bad_comments');  </p>