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<?php if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly class WPH_module_general_styles extends WPH_module_component { function get_component_title() { return "Styles"; } function get_module_settings() { $this->module_settings[] = array( 'id' => 'styles_remove_version', 'label' => __('Remove Version', 'wp-hide-security-enhancer'), 'description' => __('Remove version number from enqueued style files.', 'wp-hide-security-enhancer'), 'help' => array( 'title' => __('Help', 'wp-hide-security-enhancer') . ' - ' . __('Remove Version', 'wp-hide-security-enhancer'), 'description' => __("This provide a method to remove the Style file version number which is being append at the end of every style tag. Generally this is intended to be a plain information upon the style code version, however not being used within any functionality or code run.", 'wp-hide-security-enhancer') . "<br /><br />" . __("Keeping version number for styles provide additional information to hackers which try to identify specific code and version which know as being vulnerable.", 'wp-hide-security-enhancer'), 'option_documentation_url' => 'https://www.wp-hide.com/documentation/general-html-styles/' ), 'input_type' => 'radio', 'options' => array( 'no' => __('No', 'wp-hide-security-enhancer'), 'yes' => __('Yes', 'wp-hide-security-enhancer'), ), 'default_value' => 'no', 'sanitize_type' => array('sanitize_title', 'strtolower') ); $this->module_settings[] = array( 'id' => 'styles_remove_id_attribute', 'label' => __('Remove ID from link tags', 'wp-hide-security-enhancer'), 'description' => __('Remove ID attribute from all link tags which include a stylesheet.', 'wp-hide-security-enhancer'), 'help' => array( 'title' => __('Help', 'wp-hide-security-enhancer') . ' - ' . __('Remove Version', 'wp-hide-security-enhancer'), 'description' => __("This provide a method to remove the Style file ID attribute which generally has no usage.", 'wp-hide-security-enhancer'), 'option_documentation_url' => 'https://www.wp-hide.com/documentation/general-html-styles/' ), 'input_type' => 'radio', 'options' => array( 'no' => __('No', 'wp-hide-security-enhancer'), 'yes' => __('Yes', 'wp-hide-security-enhancer'), ), 'default_value' => 'no', 'sanitize_type' => array('sanitize_title', 'strtolower') ); return $this->module_settings; } function _init_styles_remove_version($saved_field_data) { if(empty($saved_field_data) || $saved_field_data == 'no') return FALSE; add_filter( 'style_loader_src', array(&$this, 'remove_file_version'), 999 ); } function remove_file_version($src) { if( empty($src) ) return $src; $parse_url = parse_url( $src ); if(empty($parse_url['query'])) return $src; parse_str( $parse_url['query'], $query ); if(!isset( $query['ver'] )) return $src; unset($query['ver']); $parse_url['query'] = http_build_query( $query ); if(empty($parse_url['query'])) unset( $parse_url['query'] ); $url = $this->wph->functions->build_parsed_url( $parse_url ); return $url; } function _init_styles_remove_id_attribute($saved_field_data) { if(empty($saved_field_data) || $saved_field_data == 'no') return FALSE; //run only on front syde if(is_admin()) return FALSE; add_filter( 'wp-hide/ob_start_callback', array(&$this, 'ob_start_callback_remove_id')); } /** * Replace all ID's attribute for link tags * * @param mixed $buffer */ function ob_start_callback_remove_id( $buffer ) { $result = preg_match_all('/(<link([^>]+)rel=("|\')stylesheet("|\')([^>]+)?\/?>)/im', $buffer, $founds); if(!isset($founds[0]) || count($founds[0]) < 1) return $buffer; if(count($founds[0]) > 0) { foreach ($founds[0] as $found) { if(empty($found)) continue; $found_replacement = preg_replace( '/(id=("|\')(.*?)("|\') )/i', "", $found ); $buffer = str_replace($found, $found_replacement, $buffer); } } return $buffer; } } ?>
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