File Content: class-qode-optimizer-svg.php <?php /** * Implementation of SVG image support procedures * * @package Qode */ if ( ! defined( 'ABSPATH' ) ) { // Exit if accessed directly. exit; } require_once QODE_OPTIMIZER_CLASSES_FOLDER_PATH . '/class-qode-optimizer-image.php'; class Qode_Optimizer_Svg extends Qode_Optimizer_Image { /** * Mime-type */ const MIME_TYPE = 'image/svg+xml'; /** * Conversion mime-type */ const CONVERSION_MIME_TYPE = false; /** * Static GD Image create from SVG * * @param string $file File path * * @return resource|false an image resource identifier on success, false on errors */ public static function gd_image_create_static( $file ) { return false; } /** * GD Image create from SVG * * @return resource|false an image resource identifier on success, false on errors */ public function gd_image_create() { return false; } /** * Static GD Image save as SVG * * @param resource $gd_image GD image * @param string $file File path * * @return bool */ public static function gd_image_save_static( $gd_image, $file ) { return false; } /** * GD Image save as SVG * * @param resource $gd_image GD image * * @return bool */ public function gd_image_save( $gd_image ) { return false; } /********************************************** * RESIZING (OPTIONAL) AND COMPRESSING (MANDATORY) * * 2nd step in optimizing images * 4th step also, after optional image conversion *********************************************/ /** * Get compression method from options * * @return array */ public function get_compression_method_from_options() { return array(); } /** * Get additional compression method from options * * @return array */ public function get_additional_compression_method_from_options() { return array(); } /** * Compress Image using IMagick * * @param string $compressed_file Compressed image path * * @return bool */ public function imagick_compress( $compressed_file ) { return false; } /** * Compress Image using GD * * @param string $compressed_file Compressed image path * * @return bool */ public function gd_compress( $compressed_file ) { return false; } /** * Lossless image compression using tools * * @param string $compressed_file Compressed image path * * @return bool */ public function lossless_clt_compress( $compressed_file ) { return false; } /** * Lossy image compression using tools * * @param string $compressed_file Compressed image path * * @return bool */ public function lossy_clt_compress( $compressed_file ) { return false; } /********************************************** * CONVERSION (OPTIONAL) * * 3rd step in optimizing images *********************************************/ /** * Image conversion using built-in PHP functions. * * @access public * * @param array $conversion_methods_queue List of methods for trying to convert image with, if one fails system tries another one from the list * @param bool $check_size Converted/original file sizes comparison. Converted file size must be smaller than original file size * * @return Qode_Optimizer_Output */ public function convert( $conversion_methods_queue = array( 'gmagick', 'imagick', 'gd' ), $check_size = false ) { $system_log = Qode_Optimizer_Log::get_instance(); $output = new Qode_Optimizer_Output(); $output->set_param( 'file', false ); $output->add_message( 'SVG conversion is not possible' ); $system_log->add_log( 'SVG conversion is not possible' ); return $output; } /** * Get conversion params * * @return array */ protected function get_conversion_params() { return array(); } /** * Gmagick image conversion by mime-type * * @param string $new_file Converted image path * @param array $conversion_params Conversion params * * @return int File size */ protected function gmagick_convert_by_mime_type( $new_file, $conversion_params ) { return 0; } /** * Imagick image conversion by mime-type * * @param string $new_file Converted image path * @param array $conversion_params Conversion params * * @return int File size */ protected function imagick_convert_by_mime_type( $new_file, $conversion_params ) { return 0; } /** * GD image conversion by mime-type * * @param string $new_file Converted image path * @param array $conversion_params Conversion params * * @return int File size */ protected function gd_convert_by_mime_type( $new_file, $conversion_params ) { return 0; } /********************************************** * WEBP CREATION (OPTIONAL) * * 5th step in optimizing images *********************************************/ /** * Creates WebP images alongside SVG files. * * @param array $conversion_methods_queue List of methods for trying to create WebP image with, if one fails system tries another one from the list * * @return Qode_Optimizer_Output */ public function create_webp( $conversion_methods_queue = array( 'imagick', 'gd' ) ) { $system_log = Qode_Optimizer_Log::get_instance(); $output = new Qode_Optimizer_Output(); $output->set_param( 'file', false ); $output->add_message( 'SVG conversion to WebP is not possible' ); $system_log->add_log( 'SVG conversion to WebP is not possible' ); return $output; } /** * Create WebP Image using IMagick * * @param string $webp_file Created WebP image path * * @return bool */ public function imagick_create_webp( $webp_file ) { return false; } /** * Create WebP Image using GD * * @param string $webp_file Created WebP image path * * @return bool */ public function gd_create_webp( $webp_file ) { return false; } } Submit