check(); add_filter( 'comment_form_field_comment', array( $this, 'change_form' ), 16 ); add_filter( 'pre_comment_approved', array( $this, 'check_comment' ), 10, 2 ); } /** * 检测评论数据 * * @since Unknown * @since Beginning 4.0.2 添加判断，避免重复进行数据检测。 */ public function check() { if ( $this->checked ) return; else $this->checked = true; if ( !isset( $_POST['comment'] ) ) return; if ( isset( $_POST['person-comment'] ) ) { $_POST['comment'] = $_POST['person-comment']; unset( $_POST['person-comment'] ); $_REQUEST = array_merge( $_GET, $_POST ); } else { $this->spam = true; } } /** * 修改评论表单 */ public function change_form( $field ) { $search = array( 'name="comment"', '' ); $replace = array( 'name="person-comment"', '' ); return str_replace( $search, $replace, $field ); } /** * 拦截垃圾评论 * * @since Unknown * @since Beginning 4.0.2 修复评论类型判断成功后返回 `$comment` 的问题，已修正为 `$approved`。 */ public function check_comment( $approved, $comment ) { if ( $this->spam ) { if ( in_array( $comment['comment_type'], array( 'pingback', 'trackback' ) ) ) return $approved; wp_die( __( '检测为机器人评论，请在网站评论表单处提交您的评论', 'Bing' ) ); } return $approved; } /** * 获取属性 * * @since Beginning 4.0.2 */ public function __get( $name ) { return $this->$name; } /** * 设置属性 * * @since Beginning 4.0.2 * @since Beginning 4.0.4 取消无效的返回值。 */ public function __set( $name, $value ) { $this->$name = $value; } /** * 检测属性是否已经设置 * * @since Beginning 4.0.2 */ public function __isset( $name ) { return isset( $this->$name ); } /** * 销毁属性 * * @since Beginning 4.0.2 */ public function __unset( $name ) { unset( $this->$name ); } } // End of page.