Changeset 3851 for trunk/wp-includes/comment.php

Timestamp:

06/07/2006 11:17:59 PM (19 years ago)

Author:

ryan

Message:

Reworg post/page/attachment functions. #2525

File:

• trunk/wp-includes/comment.php (modified) (1 diff)

trunk/wp-includes/comment.php

@@ -196 +196 @@
 }
 
+function wp_blacklist_check($author, $email, $url, $comment, $user_ip, $user_agent) {
+    global $wpdb;
+
+    do_action('wp_blacklist_check', $author, $email, $url, $comment, $user_ip, $user_agent);
+
+    if ( preg_match_all('/&#(\d+);/', $comment . $author . $url, $chars) ) {
+        foreach ($chars[1] as $char) {
+            // If it's an encoded char in the normal ASCII set, reject
+            if ( 38 == $char )
+                continue; // Unless it's &
+            if ($char < 128)
+                return true;
+        }
+    }
+
+    $mod_keys = trim( get_settings('blacklist_keys') );
+    if ('' == $mod_keys )
+        return false; // If moderation keys are empty
+    $words = explode("\n", $mod_keys );
+
+    foreach ($words as $word) {
+        $word = trim($word);
+
+        // Skip empty lines
+        if ( empty($word) ) { continue; }
+
+        // Do some escaping magic so that '#' chars in the 
+        // spam words don't break things:
+        $word = preg_quote($word, '#');
+
+        $pattern = "#$word#i"; 
+        if ( preg_match($pattern, $author    ) ) return true;
+        if ( preg_match($pattern, $email     ) ) return true;
+        if ( preg_match($pattern, $url       ) ) return true;
+        if ( preg_match($pattern, $comment   ) ) return true;
+        if ( preg_match($pattern, $user_ip   ) ) return true;
+        if ( preg_match($pattern, $user_agent) ) return true;
+    }
+
+    if ( isset($_SERVER['REMOTE_ADDR']) ) {
+        if ( wp_proxy_check($_SERVER['REMOTE_ADDR']) ) return true;
+    }
+
+    return false;
+}
+
 function wp_delete_comment($comment_id) {
     global $wpdb;