BP_Activity_Activity:: get_id (intuser_id美元，字符串美元的组件，字符串美元的类型，intitem_id美元，intsecondary_item_id美元，字符串美元的行动，字符串美元的内容，字符串date_recorded美元）

Public static function get_id($user_id， $component， $type， $item_id， $secondary_item_id， $action， $content， $date_recorded) {global $wpdb;英国石油美元= buddypress ();美元where_args = false;如果(!空(user_id美元)){$ where_args [] = $ wpdb - >准备(“user_id = % d”,user_id美元);} if (!$where_args[] = $wpdb->prepare("component = %s"， $component);} if (!空(类型)美元){$ where_args [] = $ wpdb - >准备(“type = % s ", $类型);} if (! empty( $item_id ) ) { $where_args[] = $wpdb->prepare( "item_id = %d", $item_id ); } if ( ! empty( $secondary_item_id ) ) { $where_args[] = $wpdb->prepare( "secondary_item_id = %d", $secondary_item_id ); } if ( ! empty( $action ) ) { $where_args[] = $wpdb->prepare( "action = %s", $action ); } if ( ! empty( $content ) ) { $where_args[] = $wpdb->prepare( "content = %s", $content ); } if ( ! empty( $date_recorded ) ) { $where_args[] = $wpdb->prepare( "date_recorded = %s", $date_recorded ); } if ( ! empty( $where_args ) ) { $where_sql = 'WHERE ' . join( ' AND ', $where_args ); $result = $wpdb->get_var( "SELECT id FROM {$bp->activity->table_name} {$where_sql}" ); return is_numeric( $result ) ? (int) $result : false; } return false; }