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<?php |
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/** |
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* Handles optimizing images. |
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*/ |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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class autoptimizeImages |
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{ |
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/** |
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* Options. |
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* |
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* @var array |
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*/ |
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protected $options = array(); |
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/** |
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* Singleton instance. |
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* |
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* @var self|null |
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*/ |
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protected static $instance = null; |
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public function __construct( array $options = array() ) |
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{ |
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// If options are not provided, fetch them. |
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if ( empty( $options ) ) { |
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$options = $this->fetch_options(); |
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} |
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$this->set_options( $options ); |
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} |
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public function set_options( array $options ) |
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{ |
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$this->options = $options; |
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return $this; |
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} |
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public static function fetch_options() |
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{ |
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$value = get_option( 'autoptimize_imgopt_settings' ); |
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if ( empty( $value ) ) { |
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// Fallback to returning defaults when no stored option exists yet. |
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$value = autoptimizeConfig::get_ao_imgopt_default_options(); |
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} |
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// get service availability and add it to the options-array. |
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$value['availabilities'] = get_option( 'autoptimize_service_availablity' ); |
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if ( empty( $value['availabilities'] ) ) { |
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$value['availabilities'] = autoptimizeUtils::check_service_availability( true ); |
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} |
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return $value; |
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} |
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public static function imgopt_active() |
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{ |
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// function to quickly check if imgopt is active, used below but also in |
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// autoptimizeMain.php to start ob_ even if no HTML, JS or CSS optimizing is done |
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// and does not use/ request the availablity data (which could slow things down). |
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static $imgopt_active = null; |
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if ( null === $imgopt_active ) { |
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$opts = get_option( 'autoptimize_imgopt_settings', '' ); |
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if ( ! empty( $opts ) && is_array( $opts ) && array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $opts ) && ! empty( $opts['autoptimize_imgopt_checkbox_field_1'] ) && '1' === $opts['autoptimize_imgopt_checkbox_field_1'] ) { |
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$imgopt_active = true; |
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} else { |
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$imgopt_active = false; |
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} |
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} |
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return $imgopt_active; |
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} |
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/** |
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* Helper for getting a singleton instance. While being an |
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* anti-pattern generally, it comes in handy for now from a |
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* readability/maintainability perspective, until we get some |
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* proper dependency injection going. |
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* |
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* @return self |
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*/ |
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public static function instance() |
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{ |
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if ( null === self::$instance ) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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public function run() |
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{ |
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if ( is_admin() ) { |
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add_action( 'admin_menu', array( $this, 'imgopt_admin_menu' ) ); |
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add_filter( 'autoptimize_filter_settingsscreen_tabs', array( $this, 'add_imgopt_tab' ), 9 ); |
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} else { |
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$this->run_on_frontend(); |
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} |
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} |
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public function run_on_frontend() { |
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if ( ! $this->should_run() ) { |
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if ( $this->should_lazyload() ) { |
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add_filter( |
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'autoptimize_html_after_minify', |
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array( $this, 'filter_lazyload_images' ), |
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10, |
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1 |
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); |
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add_action( |
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'wp_footer', |
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array( $this, 'add_lazyload_js_footer' ), |
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10, |
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0 |
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); |
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} |
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return; |
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} |
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$active = false; |
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if ( apply_filters( 'autoptimize_filter_imgopt_do', true ) ) { |
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add_filter( |
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'autoptimize_html_after_minify', |
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array( $this, 'filter_optimize_images' ), |
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10, |
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1 |
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); |
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$active = true; |
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} |
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if ( apply_filters( 'autoptimize_filter_imgopt_do_css', true ) ) { |
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add_filter( |
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'autoptimize_filter_base_replace_cdn', |
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array( $this, 'filter_optimize_css_images' ), |
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10, |
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1 |
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); |
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$active = true; |
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} |
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if ( $active ) { |
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add_filter( |
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'autoptimize_extra_filter_tobepreconn', |
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array( $this, 'filter_preconnect_imgopt_url' ), |
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10, |
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1 |
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); |
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} |
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if ( $this->should_lazyload() ) { |
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add_action( |
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'wp_footer', |
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array( $this, 'add_lazyload_js_footer' ) |
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); |
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} |
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} |
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/** |
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* Basic checks before we can run. |
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* |
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* @return bool |
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*/ |
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protected function should_run() |
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{ |
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$opts = $this->options; |
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$service_not_down = ( 'down' !== $opts['availabilities']['extra_imgopt']['status'] ); |
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$not_launch_status = ( 'launch' !== $opts['availabilities']['extra_imgopt']['status'] ); |
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$do_cdn = true; |
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$_userstatus = $this->get_imgopt_provider_userstatus(); |
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if ( -2 == $_userstatus['Status'] ) { |
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$do_cdn = false; |
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} |
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if ( |
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$this->imgopt_active() |
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&& $do_cdn |
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&& $service_not_down |
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&& ( $not_launch_status || $this->launch_ok() ) |
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) { |
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return true; |
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} |
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return false; |
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} |
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public function get_imgopt_host() |
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{ |
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static $imgopt_host = null; |
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if ( null === $imgopt_host ) { |
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$imgopt_host = 'https://cdn.shortpixel.ai/'; |
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$avail_imgopt = $this->options['availabilities']['extra_imgopt']; |
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if ( ! empty( $avail_imgopt ) && array_key_exists( 'hosts', $avail_imgopt ) && is_array( $avail_imgopt['hosts'] ) ) { |
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$imgopt_host = array_rand( array_flip( $avail_imgopt['hosts'] ) ); |
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} |
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$imgopt_host = apply_filters('autoptimize_filter_imgopt_host', $imgopt_host ); |
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} |
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return $imgopt_host; |
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} |
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public static function get_imgopt_host_wrapper() |
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{ |
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// needed for CI tests. |
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$self = new self(); |
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return $self->get_imgopt_host(); |
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} |
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public static function get_service_url_suffix() |
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{ |
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$suffix = '/af/GWRGFLW109483/' . AUTOPTIMIZE_SITE_DOMAIN; |
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return $suffix; |
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} |
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public function get_img_quality_string() |
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{ |
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static $quality = null; |
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if ( null === $quality ) { |
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$q_array = $this->get_img_quality_array(); |
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$setting = $this->get_img_quality_setting(); |
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$quality = apply_filters( |
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'autoptimize_filter_imgopt_quality', |
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'q_' . $q_array[ $setting ] |
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); |
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} |
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return $quality; |
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} |
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public function get_img_quality_array() |
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{ |
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static $map = null; |
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if ( null === $map ) { |
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$map = array( |
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'1' => 'lossy', |
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'2' => 'glossy', |
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'3' => 'lossless', |
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); |
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$map = apply_filters( |
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'autoptimize_filter_imgopt_quality_array', |
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$map |
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); |
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} |
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return $map; |
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} |
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public function get_img_quality_setting() |
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{ |
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static $q = null; |
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if ( null === $q ) { |
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if ( is_array( $this->options ) && array_key_exists( 'autoptimize_imgopt_select_field_2', $this->options ) ) { |
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$setting = $this->options['autoptimize_imgopt_select_field_2']; |
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} |
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if ( ! isset( $setting ) || empty( $setting ) || ( '1' !== $setting && '3' !== $setting ) ) { |
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// default image opt. value is 2 ("glossy"). |
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$q = '2'; |
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} else { |
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$q = $setting; |
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} |
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} |
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return $q; |
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} |
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public function filter_preconnect_imgopt_url( array $in ) |
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{ |
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$url_parts = parse_url( $this->get_imgopt_base_url() ); |
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$in[] = $url_parts['scheme'] . '://' . $url_parts['host']; |
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return $in; |
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} |
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/** |
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* Makes sure given url contains the full scheme and hostname |
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* in case they're not present already. |
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* |
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* @param string $in Image url to normalize. |
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* |
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* @return string |
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*/ |
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private function normalize_img_url( $in ) |
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{ |
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// Only parse the site url once. |
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static $parsed_site_url = null; |
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if ( null === $parsed_site_url ) { |
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$parsed_site_url = parse_url( site_url() ); |
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} |
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// get CDN domain once. |
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static $cdn_domain = null; |
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if ( is_null( $cdn_domain ) ) { |
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$cdn_url = apply_filters( 'autoptimize_filter_base_cdnurl', get_option( 'autoptimize_cdn_url', '' ) ); |
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if ( ! empty( $cdn_url ) ) { |
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$cdn_domain = parse_url( $cdn_url, PHP_URL_HOST ); |
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} else { |
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$cdn_domain = ''; |
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} |
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} |
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/** |
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314
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* This method gets called a lot, often for identical urls it seems. |
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* `filter_optimize_css_images()` calls us, uses the resulting url and |
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* gives it to `can_optimize_image()`, and if that returns trueish |
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* then `build_imgopt_url()` is called (which, again, calls this method). |
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* Until we dig deeper into whether this all must really happen that |
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* way, having an internal cache here helps (to avoid doing repeated |
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* identical string operations). |
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*/ |
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322
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static $cache = null; |
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323
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if ( null === $cache ) { |
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$cache = array(); |
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} |
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326
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327
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// Do the work on cache miss only. |
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328
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if ( ! isset( $cache[ $in ] ) ) { |
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// Default to what was given to us. |
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330
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$result = $in; |
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331
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if ( autoptimizeUtils::is_protocol_relative( $in ) ) { |
|
332
|
|
|
$result = $parsed_site_url['scheme'] . ':' . $in; |
|
333
|
|
|
} elseif ( 0 === strpos( $in, '/' ) ) { |
|
334
|
|
|
// Root-relative... |
|
335
|
|
|
$result = $parsed_site_url['scheme'] . '://' . $parsed_site_url['host']; |
|
336
|
|
|
// Add the path for subfolder installs. |
|
337
|
|
|
if ( isset( $parsed_site_url['path'] ) ) { |
|
338
|
|
|
$result .= $parsed_site_url['path']; |
|
339
|
|
|
} |
|
340
|
|
|
$result .= $in; |
|
341
|
|
|
} elseif ( ! empty( $cdn_domain ) && strpos( $in, $cdn_domain ) !== 0 ) { |
|
342
|
|
|
$result = str_replace( $cdn_domain, $parsed_site_url['host'], $in ); |
|
343
|
|
|
} |
|
344
|
|
|
|
|
345
|
|
|
$result = apply_filters( 'autoptimize_filter_imgopt_normalized_url', $result ); |
|
346
|
|
|
|
|
347
|
|
|
// Store in cache. |
|
348
|
|
|
$cache[ $in ] = $result; |
|
349
|
|
|
} |
|
350
|
|
|
|
|
351
|
|
|
return $cache[ $in ]; |
|
352
|
|
|
} |
|
353
|
|
|
|
|
354
|
|
|
public function filter_optimize_css_images( $in ) |
|
355
|
|
|
{ |
|
356
|
|
|
$in = $this->normalize_img_url( $in ); |
|
357
|
|
|
|
|
358
|
|
|
if ( $this->can_optimize_image( $in ) ) { |
|
359
|
|
|
return $this->build_imgopt_url( $in, '', '' ); |
|
360
|
|
|
} else { |
|
361
|
|
|
return $in; |
|
362
|
|
|
} |
|
363
|
|
|
} |
|
364
|
|
|
|
|
365
|
|
|
private function get_imgopt_base_url() |
|
366
|
|
|
{ |
|
367
|
|
|
static $imgopt_base_url = null; |
|
368
|
|
|
|
|
369
|
|
|
if ( null === $imgopt_base_url ) { |
|
370
|
|
|
$imgopt_host = $this->get_imgopt_host(); |
|
371
|
|
|
$quality = $this->get_img_quality_string(); |
|
372
|
|
|
$ret_val = apply_filters( 'autoptimize_filter_imgopt_wait', 'ret_img' ); // values: ret_wait, ret_img, ret_json, ret_blank. |
|
373
|
|
|
$imgopt_base_url = $imgopt_host . 'client/' . $quality . ',' . $ret_val; |
|
374
|
|
|
$imgopt_base_url = apply_filters( 'autoptimize_filter_imgopt_base_url', $imgopt_base_url ); |
|
375
|
|
|
} |
|
376
|
|
|
|
|
377
|
|
|
return $imgopt_base_url; |
|
378
|
|
|
} |
|
379
|
|
|
|
|
380
|
|
|
private function can_optimize_image( $url ) |
|
381
|
|
|
{ |
|
382
|
|
|
static $cdn_url = null; |
|
383
|
|
|
static $nopti_images = null; |
|
384
|
|
|
|
|
385
|
|
|
if ( null === $cdn_url ) { |
|
386
|
|
|
$cdn_url = apply_filters( |
|
387
|
|
|
'autoptimize_filter_base_cdnurl', |
|
388
|
|
|
get_option( 'autoptimize_cdn_url', '' ) |
|
389
|
|
|
); |
|
390
|
|
|
} |
|
391
|
|
|
|
|
392
|
|
|
if ( null === $nopti_images ) { |
|
393
|
|
|
$nopti_images = apply_filters( 'autoptimize_filter_imgopt_noptimize', '' ); |
|
394
|
|
|
} |
|
395
|
|
|
|
|
396
|
|
|
$site_host = AUTOPTIMIZE_SITE_DOMAIN; |
|
397
|
|
|
$url = $this->normalize_img_url( $url ); |
|
398
|
|
|
$url_parsed = parse_url( $url ); |
|
399
|
|
|
|
|
400
|
|
|
if ( array_key_exists( 'host', $url_parsed ) && $url_parsed['host'] !== $site_host && empty( $cdn_url ) ) { |
|
401
|
|
|
return false; |
|
402
|
|
|
} elseif ( ! empty( $cdn_url ) && strpos( $url, $cdn_url ) === false && array_key_exists( 'host', $url_parsed ) && $url_parsed['host'] !== $site_host ) { |
|
403
|
|
|
return false; |
|
404
|
|
|
} elseif ( strpos( $url, '.php' ) !== false ) { |
|
405
|
|
|
return false; |
|
406
|
|
|
} elseif ( str_ireplace( array( '.png', '.gif', '.jpg', '.jpeg', '.webp' ), '', $url_parsed['path'] ) === $url_parsed['path'] ) { |
|
407
|
|
|
// fixme: better check against end of string. |
|
408
|
|
|
return false; |
|
409
|
|
|
} elseif ( ! empty( $nopti_images ) ) { |
|
410
|
|
|
$nopti_images_array = array_filter( array_map( 'trim', explode( ',', $nopti_images ) ) ); |
|
411
|
|
|
foreach ( $nopti_images_array as $nopti_image ) { |
|
412
|
|
|
if ( strpos( $url, $nopti_image ) !== false ) { |
|
413
|
|
|
return false; |
|
414
|
|
|
} |
|
415
|
|
|
} |
|
416
|
|
|
} |
|
417
|
|
|
return true; |
|
418
|
|
|
} |
|
419
|
|
|
|
|
420
|
|
|
private function build_imgopt_url( $orig_url, $width = 0, $height = 0 ) |
|
421
|
|
|
{ |
|
422
|
|
|
// sanitize width and height. |
|
423
|
|
|
if ( strpos( $width, '%' ) !== false ) { |
|
424
|
|
|
$width = 0; |
|
425
|
|
|
} |
|
426
|
|
|
if ( strpos( $height, '%' ) !== false ) { |
|
427
|
|
|
$height = 0; |
|
428
|
|
|
} |
|
429
|
|
|
$width = (int) $width; |
|
430
|
|
|
$height = (int) $height; |
|
431
|
|
|
|
|
432
|
|
|
$filtered_url = apply_filters( |
|
433
|
|
|
'autoptimize_filter_imgopt_build_url', |
|
434
|
|
|
$orig_url, |
|
435
|
|
|
$width, |
|
436
|
|
|
$height |
|
437
|
|
|
); |
|
438
|
|
|
|
|
439
|
|
|
// If filter modified the url, return that. |
|
440
|
|
|
if ( $filtered_url !== $orig_url ) { |
|
441
|
|
|
return $filtered_url; |
|
442
|
|
|
} |
|
443
|
|
|
|
|
444
|
|
|
$orig_url = $this->normalize_img_url( $orig_url ); |
|
445
|
|
|
$imgopt_base_url = $this->get_imgopt_base_url(); |
|
446
|
|
|
$imgopt_size = ''; |
|
447
|
|
|
|
|
448
|
|
|
if ( $width && 0 !== $width ) { |
|
449
|
|
|
$imgopt_size = ',w_' . $width; |
|
450
|
|
|
} |
|
451
|
|
|
|
|
452
|
|
|
if ( $height && 0 !== $height ) { |
|
453
|
|
|
$imgopt_size .= ',h_' . $height; |
|
454
|
|
|
} |
|
455
|
|
|
|
|
456
|
|
|
$url = $imgopt_base_url . $imgopt_size . '/' . $orig_url; |
|
457
|
|
|
|
|
458
|
|
|
return $url; |
|
459
|
|
|
} |
|
460
|
|
|
|
|
461
|
|
|
public function replace_data_thumbs( $matches ) |
|
462
|
|
|
{ |
|
463
|
|
|
return $this->replace_img_callback( $matches, 150, 150 ); |
|
464
|
|
|
} |
|
465
|
|
|
|
|
466
|
|
|
public function replace_img_callback( $matches, $width = 0, $height = 0 ) |
|
467
|
|
|
{ |
|
468
|
|
|
if ( $this->can_optimize_image( $matches[1] ) ) { |
|
469
|
|
|
return str_replace( $matches[1], $this->build_imgopt_url( $matches[1], $width, $height ), $matches[0] ); |
|
470
|
|
|
} else { |
|
471
|
|
|
return $matches[0]; |
|
472
|
|
|
} |
|
473
|
|
|
} |
|
474
|
|
|
|
|
475
|
|
|
public function filter_optimize_images( $in ) |
|
476
|
|
|
{ |
|
477
|
|
|
/* |
|
478
|
|
|
* potential future functional improvements: |
|
479
|
|
|
* |
|
480
|
|
|
* picture element. |
|
481
|
|
|
* filter for critical CSS. |
|
482
|
|
|
*/ |
|
483
|
|
|
$to_replace = array(); |
|
484
|
|
|
|
|
485
|
|
|
// hide noscript tags to avoid nesting noscript tags (as lazyloaded images add noscript). |
|
486
|
|
|
if ( $this->should_lazyload() ) { |
|
487
|
|
|
$in = autoptimizeBase::replace_contents_with_marker_if_exists( |
|
488
|
|
|
'NOSCRIPT', |
|
489
|
|
|
'<noscript', |
|
490
|
|
|
'#<noscript.*?<\/noscript>#is', |
|
491
|
|
|
$in |
|
492
|
|
|
); |
|
493
|
|
|
} |
|
494
|
|
|
|
|
495
|
|
|
// extract img tags. |
|
496
|
|
|
if ( preg_match_all( '#<img[^>]*src[^>]*>#Usmi', $in, $matches ) ) { |
|
497
|
|
|
foreach ( $matches[0] as $tag ) { |
|
498
|
|
|
$orig_tag = $tag; |
|
499
|
|
|
$imgopt_w = ''; |
|
500
|
|
|
$imgopt_h = ''; |
|
501
|
|
|
|
|
502
|
|
|
// first do (data-)srcsets. |
|
503
|
|
|
if ( preg_match_all( '#srcset=("|\')(.*)("|\')#Usmi', $tag, $allsrcsets, PREG_SET_ORDER ) ) { |
|
504
|
|
|
foreach ( $allsrcsets as $srcset ) { |
|
505
|
|
|
$srcset = $srcset[2]; |
|
506
|
|
|
$srcsets = explode( ',', $srcset ); |
|
507
|
|
|
foreach ( $srcsets as $indiv_srcset ) { |
|
508
|
|
|
$indiv_srcset_parts = explode( ' ', trim( $indiv_srcset ) ); |
|
509
|
|
|
if ( isset( $indiv_srcset_parts[1] ) && rtrim( $indiv_srcset_parts[1], 'w' ) !== $indiv_srcset_parts[1] ) { |
|
510
|
|
|
$imgopt_w = rtrim( $indiv_srcset_parts[1], 'w' ); |
|
511
|
|
|
} |
|
512
|
|
|
if ( $this->can_optimize_image( $indiv_srcset_parts[0] ) ) { |
|
513
|
|
|
$imgopt_url = $this->build_imgopt_url( $indiv_srcset_parts[0], $imgopt_w, '' ); |
|
514
|
|
|
$tag = str_replace( $indiv_srcset_parts[0], $imgopt_url, $tag ); |
|
515
|
|
|
} |
|
516
|
|
|
} |
|
517
|
|
|
} |
|
518
|
|
|
} |
|
519
|
|
|
|
|
520
|
|
|
// proceed with img src. |
|
521
|
|
|
// get width and height and add to $imgopt_size. |
|
522
|
|
|
$_get_size = $this->get_size_from_tag( $tag ); |
|
523
|
|
|
$imgopt_w = $_get_size['width']; |
|
524
|
|
|
$imgopt_h = $_get_size['height']; |
|
525
|
|
|
|
|
526
|
|
|
// then start replacing images src. |
|
527
|
|
|
if ( preg_match_all( '#src=(?:"|\')(?!data)(.*)(?:"|\')#Usmi', $tag, $urls, PREG_SET_ORDER ) ) { |
|
528
|
|
|
foreach ( $urls as $url ) { |
|
529
|
|
|
$full_src_orig = $url[0]; |
|
530
|
|
|
$url = $url[1]; |
|
531
|
|
|
if ( $this->can_optimize_image( $url ) ) { |
|
532
|
|
|
$imgopt_url = $this->build_imgopt_url( $url, $imgopt_w, $imgopt_h ); |
|
533
|
|
|
$full_imgopt_src = str_replace( $url, $imgopt_url, $full_src_orig ); |
|
534
|
|
|
$tag = str_replace( $full_src_orig, $full_imgopt_src, $tag ); |
|
535
|
|
|
} |
|
536
|
|
|
} |
|
537
|
|
|
} |
|
538
|
|
|
|
|
539
|
|
|
// do lazyload stuff. |
|
540
|
|
|
if ( $this->should_lazyload() && str_ireplace( $this->get_lazyload_exclusions(), '', $tag ) === $tag ) { |
|
541
|
|
|
$noscript_tag = '<noscript>' . $tag . '</noscript>'; |
|
542
|
|
|
$tag = str_replace( 'srcset=', 'data-srcset=', $tag ); |
|
543
|
|
|
|
|
544
|
|
|
// add lazyload class. |
|
545
|
|
|
$tag = $this->inject_classes_in_tag( $tag, 'lazyload ' ); |
|
546
|
|
|
|
|
547
|
|
|
// set placeholder. |
|
548
|
|
|
if ( strpos( $url, $this->get_imgopt_host() ) === 0 ) { |
|
549
|
|
|
// if all img src have been replaced during srcset, we have to extract the |
|
550
|
|
|
// origin url from the imgopt one to be able to set a lqip placeholder. |
|
551
|
|
|
$_url = substr( $url, strpos( $url, '/http' ) + 1 ); |
|
552
|
|
|
} else { |
|
553
|
|
|
$_url = $url; |
|
554
|
|
|
} |
|
555
|
|
|
if ( $this->can_optimize_image( $_url ) && apply_filters( 'autoptimize_filter_imgopt_lazyload_dolqip', true ) ) { |
|
556
|
|
|
$lqip_w = ''; |
|
557
|
|
|
$lqip_h = ''; |
|
558
|
|
|
if isset( $imgopt_w ) { |
|
|
|
|
|
|
559
|
|
|
$lqip_w = ',w_' . $imgopt_w; |
|
560
|
|
|
} |
|
561
|
|
|
if isset( $imgopt_h ) { |
|
562
|
|
|
$lqip_h = ',h_' . $imgopt_h; |
|
563
|
|
|
} |
|
564
|
|
|
$placeholder = $this->get_imgopt_host() . 'client/q_lqip,ret_wait' . $lqip_w . $lqip_h . '/' . $_url; |
|
565
|
|
|
} else { |
|
566
|
|
|
$placeholder = $this->get_default_lazyload_placeholder( $imgopt_w, $imgopt_h ); |
|
567
|
|
|
} |
|
568
|
|
|
$placeholder = ' src=\'' . apply_filters( 'autoptimize_filter_imgopt_lazyload_placeholder', $placeholder ); |
|
569
|
|
|
|
|
570
|
|
|
// add min-heigth off by default as it can deform images, can be enabled with filter. |
|
571
|
|
|
$min_height = ''; |
|
572
|
|
|
if ( apply_filters( 'autoptimize_filter_imgopt_lazyload_addminheight', false ) ) { |
|
573
|
|
|
$min_height = ' style="min-height:' . $imgopt_h . 'px;"'; |
|
574
|
|
|
} |
|
575
|
|
|
|
|
576
|
|
|
// add noscript & placeholder. |
|
577
|
|
|
$tag = $noscript_tag . str_replace( ' src=', $min_height . $placeholder . '\' data-src=', $tag ); |
|
578
|
|
|
$tag = apply_filters( 'autoptimize_filter_imgopt_lazyloaded_img', $tag ); |
|
579
|
|
|
} |
|
580
|
|
|
|
|
581
|
|
|
// add tag to array for later replacement. |
|
582
|
|
|
if ( $tag !== $orig_tag ) { |
|
583
|
|
|
$to_replace[ $orig_tag ] = $tag; |
|
584
|
|
|
} |
|
585
|
|
|
} |
|
586
|
|
|
} |
|
587
|
|
|
|
|
588
|
|
|
// and replace all. |
|
589
|
|
|
$out = str_replace( array_keys( $to_replace ), array_values( $to_replace ), $in ); |
|
590
|
|
|
|
|
591
|
|
|
// img thumbnails in e.g. woocommerce. |
|
592
|
|
|
if ( strpos( $out, 'data-thumb' ) !== false && apply_filters( 'autoptimize_filter_imgopt_datathumbs', true ) ) { |
|
593
|
|
|
$out = preg_replace_callback( |
|
594
|
|
|
'/\<div(?:[^>]?)\sdata-thumb\=(?:\"|\')(.+?)(?:\"|\')(?:[^>]*)?\>/s', |
|
595
|
|
|
array( $this, 'replace_data_thumbs' ), |
|
596
|
|
|
$out |
|
597
|
|
|
); |
|
598
|
|
|
} |
|
599
|
|
|
|
|
600
|
|
|
// background-image in inline style. |
|
601
|
|
|
if ( strpos( $out, 'background-image:' ) !== false && apply_filters( 'autoptimize_filter_imgopt_backgroundimages', true ) ) { |
|
602
|
|
|
$out = preg_replace_callback( |
|
603
|
|
|
'/style=(?:"|\').*?background-image:\s?url\((?:"|\')?([^"\')]*)(?:"|\')?\)/', |
|
604
|
|
|
array( $this, 'replace_img_callback' ), |
|
605
|
|
|
$out |
|
606
|
|
|
); |
|
607
|
|
|
} |
|
608
|
|
|
|
|
609
|
|
|
// and restore noscript tags if these were hidden for lazyload purposes. |
|
610
|
|
|
if ( $this->should_lazyload() ) { |
|
611
|
|
|
$out = autoptimizeBase::restore_marked_content( |
|
612
|
|
|
'NOSCRIPT', |
|
613
|
|
|
$out |
|
614
|
|
|
); |
|
615
|
|
|
} |
|
616
|
|
|
|
|
617
|
|
|
return $out; |
|
618
|
|
|
} |
|
619
|
|
|
|
|
620
|
|
|
public function get_size_from_tag( $tag ) { |
|
621
|
|
|
// reusable function to extract widht and height from an image tag |
|
622
|
|
|
// enforcing a filterable maximum width and height (default 4999X4999). |
|
623
|
|
|
$width = ''; |
|
624
|
|
|
$height = ''; |
|
625
|
|
|
|
|
626
|
|
|
if ( preg_match( '#width=("|\')(.*)("|\')#Usmi', $tag, $_width ) ) { |
|
627
|
|
|
if ( strpos( $_width[2], '%' ) === false ) { |
|
628
|
|
|
$width = (int) $_width[2]; |
|
629
|
|
|
} |
|
630
|
|
|
} |
|
631
|
|
|
if ( preg_match( '#height=("|\')(.*)("|\')#Usmi', $tag, $_height ) ) { |
|
632
|
|
|
if ( strpos( $_height[2], '%' ) === false ) { |
|
633
|
|
|
$height = (int) $_height[2]; |
|
634
|
|
|
} |
|
635
|
|
|
} |
|
636
|
|
|
|
|
637
|
|
|
// check for and enforce (filterable) max sizes. |
|
638
|
|
|
$_max_width = apply_filters( 'autoptimize_filter_imgopt_max_width', 4999 ); |
|
639
|
|
|
if ( $width > $_max_width ) { |
|
640
|
|
|
$_width = $_max_width; |
|
641
|
|
|
$height = $_width / $width * $height; |
|
642
|
|
|
$width = $_width; |
|
643
|
|
|
} |
|
644
|
|
|
$_max_height = apply_filters( 'autoptimize_filter_imgopt_max_height', 4999 ); |
|
645
|
|
|
if ( $height > $_max_height ) { |
|
646
|
|
|
$_height = $_max_height; |
|
647
|
|
|
$width = $_height / $height * $width; |
|
648
|
|
|
$height = $_height; |
|
649
|
|
|
} |
|
650
|
|
|
|
|
651
|
|
|
return array( |
|
652
|
|
|
'width' => $width, |
|
653
|
|
|
'height' => $height, |
|
654
|
|
|
); |
|
655
|
|
|
} |
|
656
|
|
|
|
|
657
|
|
|
/** |
|
658
|
|
|
* Lazyload functions |
|
659
|
|
|
*/ |
|
660
|
|
|
public function should_lazyload() { |
|
661
|
|
|
if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_3'] ) ) { |
|
662
|
|
|
$lazyload_return = true; |
|
663
|
|
|
} else { |
|
664
|
|
|
$lazyload_return = false; |
|
665
|
|
|
} |
|
666
|
|
|
|
|
667
|
|
|
return $lazyload_return; |
|
668
|
|
|
} |
|
669
|
|
|
|
|
670
|
|
|
public static function should_lazyload_wrapper() { |
|
671
|
|
|
// needed in autoptimizeMain.php. |
|
672
|
|
|
$self = new self(); |
|
673
|
|
|
return $self->should_lazyload(); |
|
674
|
|
|
} |
|
675
|
|
|
|
|
676
|
|
|
public function filter_lazyload_images( $in ) |
|
677
|
|
|
{ |
|
678
|
|
|
// only used is image optimization is NOT active but lazyload is. |
|
679
|
|
|
$to_replace = array(); |
|
680
|
|
|
|
|
681
|
|
|
// hide noscript tags to avoid nesting noscript tags (as lazyloaded images add noscript). |
|
682
|
|
|
$out = autoptimizeBase::replace_contents_with_marker_if_exists( |
|
683
|
|
|
'NOSCRIPT', |
|
684
|
|
|
'<noscript', |
|
685
|
|
|
'#<noscript.*?<\/noscript>#is', |
|
686
|
|
|
$in |
|
687
|
|
|
); |
|
688
|
|
|
|
|
689
|
|
|
// extract img tags and add lazyload attribs. |
|
690
|
|
|
if ( preg_match_all( '#<img[^>]*src[^>]*>#Usmi', $out, $matches ) ) { |
|
691
|
|
|
foreach ( $matches[0] as $tag ) { |
|
692
|
|
|
$to_replace[ $tag ] = $this->add_lazyload( $tag ); |
|
693
|
|
|
} |
|
694
|
|
|
$out = str_replace( array_keys( $to_replace ), array_values( $to_replace ), $out ); |
|
695
|
|
|
} |
|
696
|
|
|
|
|
697
|
|
|
// restore noscript tags. |
|
698
|
|
|
$out = autoptimizeBase::restore_marked_content( |
|
699
|
|
|
'NOSCRIPT', |
|
700
|
|
|
$out |
|
701
|
|
|
); |
|
702
|
|
|
|
|
703
|
|
|
return $out; |
|
704
|
|
|
} |
|
705
|
|
|
|
|
706
|
|
|
public function add_lazyload( $tag ) { |
|
707
|
|
|
// adds actual lazyload-attributes to an image node. |
|
708
|
|
|
if ( str_ireplace( $this->get_lazyload_exclusions(), '', $tag ) === $tag ) { |
|
709
|
|
|
// store original tag for use in noscript version. |
|
710
|
|
|
$noscript_tag = '<noscript>' . $tag . '</noscript>'; |
|
711
|
|
|
|
|
712
|
|
|
// insert lazyload class. |
|
713
|
|
|
$tag = $this->inject_classes_in_tag( $tag, 'lazyload ' ); |
|
714
|
|
|
|
|
715
|
|
|
// get image width & heigth for placeholder fun (and to prevent content reflow). |
|
716
|
|
|
$_get_size = $this->get_size_from_tag( $tag ); |
|
717
|
|
|
$width = $_get_size['width']; |
|
718
|
|
|
$height = $_get_size['height']; |
|
719
|
|
|
if ( false === $width ) { |
|
720
|
|
|
$widht = 210; // default width for SVG placeholder. |
|
721
|
|
|
} |
|
722
|
|
|
if ( false === $height ) { |
|
723
|
|
|
$heigth = $width / 3 * 2; // if no height, base it on width using the 3/2 aspect ratio. |
|
724
|
|
|
} |
|
725
|
|
|
|
|
726
|
|
|
// insert the actual lazyload stuff. |
|
727
|
|
|
// see https://css-tricks.com/preventing-content-reflow-from-lazy-loaded-images/ for great read on why we're using empty svg's. |
|
728
|
|
|
$placeholder = apply_filters( 'autoptimize_filter_imgopt_lazyload_placeholder', $this->get_default_lazyload_placeholder( $width, $height ) ); |
|
729
|
|
|
$tag = str_replace( ' src=', ' src=\'' . $placeholder . '\' data-src=', $tag ); |
|
730
|
|
|
$tag = str_replace( ' srcset=', ' data-srcset=', $tag ); |
|
731
|
|
|
|
|
732
|
|
|
// add the noscript-tag from earlier. |
|
733
|
|
|
$tag = $noscript_tag . $tag; |
|
734
|
|
|
$tag = apply_filters( 'autoptimize_filter_imgopt_lazyloaded_img', $tag ); |
|
735
|
|
|
} |
|
736
|
|
|
|
|
737
|
|
|
return $tag; |
|
738
|
|
|
} |
|
739
|
|
|
|
|
740
|
|
|
public function add_lazyload_js_footer() { |
|
741
|
|
|
// The JS will by default be excluded form autoptimization but this can be changed with a filter. |
|
742
|
|
|
$noptimize_flag = ''; |
|
743
|
|
|
if ( apply_filters( 'autoptimize_filter_imgopt_lazyload_js_noptimize', true ) ) { |
|
744
|
|
|
$noptimize_flag = ' data-noptimize="1"'; |
|
745
|
|
|
} |
|
746
|
|
|
|
|
747
|
|
|
// Adds lazyload CSS & JS to footer, using echo because wp_enqueue_script seems not to support pushing attributes (async). |
|
748
|
|
|
echo apply_filters( 'autoptimize_filter_imgopt_lazyload_cssoutput', '<style>.lazyload,.lazyloading{opacity:0;}.lazyloaded{opacity:1;transition:opacity 300ms;}</style><noscript><style>.lazyload{display:none;}</style></noscript>' ); |
|
749
|
|
|
echo apply_filters( 'autoptimize_filter_imgopt_lazyload_jsconfig', '<script' . $noptimize_flag . '>window.lazySizesConfig=window.lazySizesConfig||{};window.lazySizesConfig.loadMode=1;</script>' ); |
|
750
|
|
|
echo '<script async' . $noptimize_flag . ' src=\'' . plugins_url( 'external/js/lazysizes.min.js', __FILE__ ) . '\'></script>'; |
|
751
|
|
|
|
|
752
|
|
|
// And add webp detection and loading JS. |
|
753
|
|
|
if ( $this->should_webp() ) { |
|
754
|
|
|
$_webp_detect = "function c_webp(A){var n=new Image;n.onload=function(){var e=0<n.width&&0<n.height;A(e)},n.onerror=function(){A(!1)},n.src='data:image/webp;base64,UklGRhoAAABXRUJQVlA4TA0AAAAvAAAAEAcQERGIiP4HAA=='}function s_webp(e){window.supportsWebP=e}c_webp(s_webp);"; |
|
755
|
|
|
$_webp_load = "document.addEventListener('lazybeforeunveil',function({target:c}){supportsWebP&&['data-src','data-srcset'].forEach(function(a){attr=c.getAttribute(a),null!==attr&&c.setAttribute(a,attr.replace(/\/client\//,'/client/to_webp,'))})});"; |
|
756
|
|
|
echo apply_filters( 'autoptimize_filter_imgopt_webp_js', '<script' . $noptimize_flag . '>' . $_webp_detect . $_webp_load . '</script>' ); |
|
757
|
|
|
} |
|
758
|
|
|
} |
|
759
|
|
|
|
|
760
|
|
|
public function get_lazyload_exclusions() { |
|
761
|
|
|
// returns array of strings that if found in an <img tag will stop the img from being lazy-loaded. |
|
762
|
|
|
static $exclude_lazyload_array = null; |
|
763
|
|
|
|
|
764
|
|
|
if ( null === $exclude_lazyload_array ) { |
|
765
|
|
|
$options = $this->options; |
|
766
|
|
|
|
|
767
|
|
|
// set default exclusions. |
|
768
|
|
|
$exclude_lazyload_array = array( 'skip-lazy', 'data-no-lazy', 'notlazy', 'data-src', 'data-srcset' ); |
|
769
|
|
|
|
|
770
|
|
|
// add from setting. |
|
771
|
|
|
if ( array_key_exists( 'autoptimize_imgopt_text_field_5', $options ) ) { |
|
772
|
|
|
$exclude_lazyload_option = $options['autoptimize_imgopt_text_field_5']; |
|
773
|
|
|
if ( ! empty( $exclude_lazyload_option ) ) { |
|
774
|
|
|
$exclude_lazyload_array = array_merge( $exclude_lazyload_array, array_filter( array_map( 'trim', explode( ',', $options['autoptimize_imgopt_text_field_5'] ) ) ) ); |
|
775
|
|
|
} |
|
776
|
|
|
} |
|
777
|
|
|
|
|
778
|
|
|
// and filter for developer-initiated changes. |
|
779
|
|
|
$exclude_lazyload_array = apply_filters( 'autoptimize_filter_imgopt_lazyload_exclude_array', $exclude_lazyload_array ); |
|
780
|
|
|
} |
|
781
|
|
|
|
|
782
|
|
|
return $exclude_lazyload_array; |
|
783
|
|
|
} |
|
784
|
|
|
|
|
785
|
|
|
public function inject_classes_in_tag( $tag, $target_class ) { |
|
786
|
|
|
if ( strpos( $tag, 'class=' ) !== false ) { |
|
787
|
|
|
$tag = preg_replace( '/(\sclass\s?=\s?("|\'))/', '$1' . $target_class, $tag ); |
|
788
|
|
|
} else { |
|
789
|
|
|
$tag = str_replace( '<img ', '<img class="' . trim( $target_class ) . '" ', $tag ); |
|
790
|
|
|
} |
|
791
|
|
|
|
|
792
|
|
|
return $tag; |
|
793
|
|
|
} |
|
794
|
|
|
|
|
795
|
|
|
public function get_default_lazyload_placeholder( $imgopt_w, $imgopt_h ) { |
|
796
|
|
|
return 'data:image/svg+xml,%3Csvg%20xmlns=%22http://www.w3.org/2000/svg%22%20viewBox=%220%200%20' . $imgopt_w . '%20' . $imgopt_h . '%22%3E%3C/svg%3E'; |
|
797
|
|
|
} |
|
798
|
|
|
|
|
799
|
|
|
public function should_webp() { |
|
800
|
|
|
static $webp_return = null; |
|
801
|
|
|
|
|
802
|
|
|
if ( is_null( $webp_return ) ) { |
|
803
|
|
|
// webp only works if imgopt and lazyload are also active. |
|
804
|
|
|
if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_4'] ) && ! empty( $this->options['autoptimize_imgopt_checkbox_field_3'] ) && $this->imgopt_active() ) { |
|
805
|
|
|
$webp_return = true; |
|
806
|
|
|
} else { |
|
807
|
|
|
$webp_return = false; |
|
808
|
|
|
} |
|
809
|
|
|
} |
|
810
|
|
|
|
|
811
|
|
|
return $webp_return; |
|
812
|
|
|
} |
|
813
|
|
|
|
|
814
|
|
|
/** |
|
815
|
|
|
* Admin page logic and related functions below. |
|
816
|
|
|
*/ |
|
817
|
|
|
public function imgopt_admin_menu() |
|
818
|
|
|
{ |
|
819
|
|
|
add_submenu_page( |
|
820
|
|
|
null, |
|
821
|
|
|
'autoptimize_imgopt', |
|
822
|
|
|
'autoptimize_imgopt', |
|
823
|
|
|
'manage_options', |
|
824
|
|
|
'autoptimize_imgopt', |
|
825
|
|
|
array( $this, 'imgopt_options_page' ) |
|
826
|
|
|
); |
|
827
|
|
|
register_setting( 'autoptimize_imgopt_settings', 'autoptimize_imgopt_settings' ); |
|
828
|
|
|
} |
|
829
|
|
|
|
|
830
|
|
|
public function add_imgopt_tab( $in ) |
|
831
|
|
|
{ |
|
832
|
|
|
$in = array_merge( $in, array( 'autoptimize_imgopt' => __( 'Images', 'autoptimize' ) ) ); |
|
833
|
|
|
|
|
834
|
|
|
return $in; |
|
835
|
|
|
} |
|
836
|
|
|
|
|
837
|
|
|
public function imgopt_options_page() |
|
838
|
|
|
{ |
|
839
|
|
|
// Check querystring for "refreshCacheChecker" and call cachechecker if so. |
|
840
|
|
|
if ( array_key_exists( 'refreshImgProvStats', $_GET ) && 1 == $_GET['refreshImgProvStats'] ) { |
|
841
|
|
|
$this->query_img_provider_stats(); |
|
842
|
|
|
} |
|
843
|
|
|
|
|
844
|
|
|
$options = $this->fetch_options(); |
|
845
|
|
|
$sp_url_suffix = $this->get_service_url_suffix(); |
|
846
|
|
|
?> |
|
847
|
|
|
<style> |
|
848
|
|
|
#ao_settings_form {background: white;border: 1px solid #ccc;padding: 1px 15px;margin: 15px 10px 10px 0;} |
|
849
|
|
|
#ao_settings_form .form-table th {font-weight: normal;} |
|
850
|
|
|
#autoptimize_imgopt_descr{font-size: 120%;} |
|
851
|
|
|
</style> |
|
852
|
|
|
<div class="wrap"> |
|
853
|
|
|
<h1><?php _e( 'Autoptimize Settings', 'autoptimize' ); ?></h1> |
|
854
|
|
|
<?php echo autoptimizeConfig::ao_admin_tabs(); ?> |
|
855
|
|
|
<?php if ( 'down' === $options['availabilities']['extra_imgopt']['status'] ) { ?> |
|
856
|
|
|
<div class="notice-warning notice"><p> |
|
857
|
|
|
<?php |
|
858
|
|
|
// translators: "Autoptimize support forum" will appear in a "a href". |
|
859
|
|
|
echo sprintf( __( 'The image optimization service is currently down, image optimization will be skipped until further notice. Check the %1$sAutoptimize support forum%2$s for more info.', 'autoptimize' ), '<a href="https://wordpress.org/support/plugin/autoptimize/" target="_blank">', '</a>' ); |
|
860
|
|
|
?> |
|
861
|
|
|
</p></div> |
|
862
|
|
|
<?php } ?> |
|
863
|
|
|
|
|
864
|
|
|
<?php if ( 'launch' === $options['availabilities']['extra_imgopt']['status'] && ! autoptimizeImages::instance()->launch_ok() ) { ?> |
|
865
|
|
|
<div class="notice-warning notice"><p> |
|
866
|
|
|
<?php _e( 'The image optimization service is launching, but not yet available for this domain, it should become available in the next couple of days.', 'autoptimize' ); ?> |
|
867
|
|
|
</p></div> |
|
868
|
|
|
<?php } ?> |
|
869
|
|
|
|
|
870
|
|
|
<?php if ( class_exists( 'Jetpack' ) && method_exists( 'Jetpack', 'get_active_modules' ) && in_array( 'photon', Jetpack::get_active_modules() ) ) { ?> |
|
871
|
|
|
<div class="notice-warning notice"><p> |
|
872
|
|
|
<?php |
|
873
|
|
|
// translators: "disable Jetpack's site accelerator for images" will appear in a "a href" linking to the jetpack settings page. |
|
874
|
|
|
echo sprintf( __( 'Please %1$sdisable Jetpack\'s site accelerator for images%2$s to be able to use Autoptomize\'s advanced image optimization features below.', 'autoptimize' ), '<a href="admin.php?page=jetpack#/settings">', '</a>' ); |
|
875
|
|
|
?> |
|
876
|
|
|
</p></div> |
|
877
|
|
|
<?php } ?> |
|
878
|
|
|
<form id='ao_settings_form' action='options.php' method='post'> |
|
879
|
|
|
<?php settings_fields( 'autoptimize_imgopt_settings' ); ?> |
|
880
|
|
|
<h2><?php _e( 'Image optimization', 'autoptimize' ); ?></h2> |
|
881
|
|
|
<span id='autoptimize_imgopt_descr'><?php _e( 'Make your site significantly faster by just ticking a couple of checkboxes to optimize and lazy load your images, WebP support included!', 'autoptimize' ); ?></span> |
|
882
|
|
|
<table class="form-table"> |
|
883
|
|
|
<tr> |
|
884
|
|
|
<th scope="row"><?php _e( 'Optimize Images', 'autoptimize' ); ?></th> |
|
885
|
|
|
<td> |
|
886
|
|
|
<label><input id='autoptimize_imgopt_checkbox' type='checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_1]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_1'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Optimize images on the fly and serve them from Shortpixel\'s global CDN.', 'autoptimize' ); ?></label> |
|
887
|
|
|
<?php |
|
888
|
|
|
// show shortpixel status. |
|
889
|
|
|
$_notice = autoptimizeImages::instance()->get_status_notice(); |
|
890
|
|
|
if ( $_notice ) { |
|
891
|
|
|
switch ( $_notice['status'] ) { |
|
892
|
|
|
case 2: |
|
893
|
|
|
$_notice_color = 'green'; |
|
894
|
|
|
break; |
|
895
|
|
|
case 1: |
|
896
|
|
|
$_notice_color = 'orange'; |
|
897
|
|
|
break; |
|
898
|
|
|
case -1: |
|
899
|
|
|
$_notice_color = 'red'; |
|
900
|
|
|
break; |
|
901
|
|
|
case -2: |
|
902
|
|
|
$_notice_color = 'red'; |
|
903
|
|
|
break; |
|
904
|
|
|
default: |
|
905
|
|
|
$_notice_color = 'green'; |
|
906
|
|
|
} |
|
907
|
|
|
echo apply_filters( 'autoptimize_filter_imgopt_settings_status', '<p><strong><span style="color:' . $_notice_color . ';">' . __( 'Shortpixel status: ', 'autoptimize' ) . '</span></strong>' . $_notice['notice'] . '</p>' ); |
|
908
|
|
|
} else { |
|
909
|
|
|
// translators: link points to shortpixel. |
|
910
|
|
|
$upsell_msg_1 = '<p>' . sprintf( __( 'Get more Google love and improve your website\'s loading speed by having the images optimized on the fly (also in the "next-gen" WebP image format) by %1$sShortPixel%2$s and then cached and served fast from Shortpixel\'s global CDN.', 'autoptimize' ), '<a href="https://shortpixel.com/aospai' . $sp_url_suffix . '" target="_blank">', '</a>' ); |
|
911
|
|
|
if ( 'launch' === $options['availabilities']['extra_imgopt']['status'] ) { |
|
912
|
|
|
$upsell_msg_2 = __( 'For a limited time only, this service is offered free for all Autoptimize users, <b>don\'t miss the chance to test it</b> and see how much it could improve your site\'s speed.', 'autoptimize' ); |
|
913
|
|
|
} else { |
|
914
|
|
|
// translators: link points to shortpixel. |
|
915
|
|
|
$upsell_msg_2 = sprintf( __( '%1$sSign-up now%2$s to receive a 1 000 bonus + 50% more image optimization credits regardless of the traffic used. More image optimizations can be purchased starting with $4.99.', 'autoptimize' ), '<a href="https://shortpixel.com/aospai' . $sp_url_suffix . '" target="_blank">', '</a>' ); |
|
916
|
|
|
} |
|
917
|
|
|
echo apply_filters( 'autoptimize_imgopt_imgopt_settings_copy', $upsell_msg_1 . ' ' . $upsell_msg_2 . '</p>' ); |
|
918
|
|
|
} |
|
919
|
|
|
// translators: link points to shortpixel FAQ. |
|
920
|
|
|
$faqcopy = sprintf( __( '<strong>Questions</strong>? Have a look at the %1$sShortPixel FAQ%2$s!', 'autoptimize' ), '<strong><a href="https://shortpixel.helpscoutdocs.com/category/60-shortpixel-ai-cdn" target="_blank">', '</strong></a>' ); |
|
921
|
|
|
// translators: links points to shortpixel TOS & Privacy Policy. |
|
922
|
|
|
$toscopy = sprintf( __( 'Usage of this feature is subject to Shortpixel\'s %1$sTerms of Use%2$s and %3$sPrivacy policy%4$s.', 'autoptimize' ), '<a href="https://shortpixel.com/tos' . $sp_url_suffix . '" target="_blank">', '</a>', '<a href="https://shortpixel.com/pp' . $sp_url_suffix . '" target="_blank">', '</a>' ); |
|
923
|
|
|
echo apply_filters( 'autoptimize_imgopt_imgopt_settings_tos', '<p>' . $faqcopy . ' ' . $toscopy . '</p>' ); |
|
924
|
|
|
?> |
|
925
|
|
|
</td> |
|
926
|
|
|
</tr> |
|
927
|
|
|
<tr id='autoptimize_imgopt_quality' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>> |
|
928
|
|
|
<th scope="row"><?php _e( 'Image Optimization quality', 'autoptimize' ); ?></th> |
|
929
|
|
|
<td> |
|
930
|
|
|
<label> |
|
931
|
|
|
<select name='autoptimize_imgopt_settings[autoptimize_imgopt_select_field_2]'> |
|
932
|
|
|
<?php |
|
933
|
|
|
$_imgopt_array = autoptimizeImages::instance()->get_img_quality_array(); |
|
934
|
|
|
$_imgopt_val = autoptimizeImages::instance()->get_img_quality_setting(); |
|
935
|
|
|
|
|
936
|
|
|
foreach ( $_imgopt_array as $key => $value ) { |
|
937
|
|
|
echo '<option value="' . $key . '"'; |
|
938
|
|
|
if ( $_imgopt_val == $key ) { |
|
939
|
|
|
echo ' selected'; |
|
940
|
|
|
} |
|
941
|
|
|
echo '>' . ucfirst( $value ) . '</option>'; |
|
942
|
|
|
} |
|
943
|
|
|
echo "\n"; |
|
944
|
|
|
?> |
|
945
|
|
|
</select> |
|
946
|
|
|
</label> |
|
947
|
|
|
<p> |
|
948
|
|
|
<?php |
|
949
|
|
|
// translators: link points to shortpixel image test page. |
|
950
|
|
|
echo apply_filters( 'autoptimize_imgopt_imgopt_quality_copy', sprintf( __( 'You can %1$stest compression levels here%2$s.', 'autoptimize' ), '<a href="https://shortpixel.com/oic' . $sp_url_suffix . '" target="_blank">', '</a>' ) ); |
|
951
|
|
|
?> |
|
952
|
|
|
</p> |
|
953
|
|
|
</td> |
|
954
|
|
|
</tr> |
|
955
|
|
|
<tr id='autoptimize_imgopt_webp' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>> |
|
956
|
|
|
<th scope="row"><?php _e( 'Load WebP in supported browsers?', 'autoptimize' ); ?></th> |
|
957
|
|
|
<td> |
|
958
|
|
|
<label><input type='checkbox' id='autoptimize_imgopt_webp_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_4]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_4'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_3'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Automatically serve "next-gen" WebP image format to any browser that supports it (requires lazy load to be active).', 'autoptimize' ); ?></label> |
|
959
|
|
|
</td> |
|
960
|
|
|
</tr> |
|
961
|
|
|
<tr> |
|
962
|
|
|
<th scope="row"><?php _e( 'Lazy-load images?', 'autoptimize' ); ?></th> |
|
963
|
|
|
<td> |
|
964
|
|
|
<label><input type='checkbox' id='autoptimize_imgopt_lazyload_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_3]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_3'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Image lazy-loading will delay the loading of non-visible images to allow the browser to optimally load all resources for the "above the fold"-page first.', 'autoptimize' ); ?></label> |
|
965
|
|
|
</td> |
|
966
|
|
|
</tr> |
|
967
|
|
|
<tr id='autoptimize_imgopt_lazyload_exclusions' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_3', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_3'] ) ) { echo 'class="hidden"'; } ?>> |
|
968
|
|
|
<th scope="row"><?php _e( 'Lazy-load exclusions', 'autoptimize' ); ?></th> |
|
969
|
|
|
<td> |
|
970
|
|
|
<label><input type='text' style='width:80%' id='autoptimize_imgopt_lazyload_exclusions' name='autoptimize_imgopt_settings[autoptimize_imgopt_text_field_5]' value='<?php if ( ! empty( $options['autoptimize_imgopt_text_field_5'] ) ) { echo esc_attr( $options['autoptimize_imgopt_text_field_5'] ); } ?>'><br /><?php _e( 'Comma-separated list of to be excluded image classes or filenames.', 'autoptimize' ); ?></label> |
|
971
|
|
|
</td> |
|
972
|
|
|
</tr> |
|
973
|
|
|
</table> |
|
974
|
|
|
<p class="submit"><input type="submit" name="submit" id="submit" class="button button-primary" value="<?php _e( 'Save Changes', 'autoptimize' ); ?>" /></p> |
|
975
|
|
|
</form> |
|
976
|
|
|
<script> |
|
977
|
|
|
jQuery(document).ready(function() { |
|
978
|
|
|
jQuery("#autoptimize_imgopt_checkbox").change(function() { |
|
979
|
|
|
if (this.checked) { |
|
980
|
|
|
jQuery("#autoptimize_imgopt_quality").show("slow"); |
|
981
|
|
|
jQuery("#autoptimize_imgopt_webp").show("slow"); |
|
982
|
|
|
} else { |
|
983
|
|
|
jQuery("#autoptimize_imgopt_quality").hide("slow"); |
|
984
|
|
|
jQuery("#autoptimize_imgopt_webp").hide("slow"); |
|
985
|
|
|
} |
|
986
|
|
|
}); |
|
987
|
|
|
jQuery("#autoptimize_imgopt_webp_checkbox").change(function() { |
|
988
|
|
|
if (this.checked) { |
|
989
|
|
|
jQuery("#autoptimize_imgopt_lazyload_checkbox")[0].checked = true; |
|
990
|
|
|
jQuery("#autoptimize_imgopt_lazyload_exclusions").show("slow"); |
|
991
|
|
|
} |
|
992
|
|
|
}); |
|
993
|
|
|
jQuery("#autoptimize_imgopt_lazyload_checkbox").change(function() { |
|
994
|
|
|
if (this.checked) { |
|
995
|
|
|
jQuery("#autoptimize_imgopt_lazyload_exclusions").show("slow"); |
|
996
|
|
|
} else { |
|
997
|
|
|
jQuery("#autoptimize_imgopt_lazyload_exclusions").hide("slow"); |
|
998
|
|
|
jQuery("#autoptimize_imgopt_webp_checkbox")[0].checked = false; |
|
999
|
|
|
} |
|
1000
|
|
|
}); |
|
1001
|
|
|
}); |
|
1002
|
|
|
</script> |
|
1003
|
|
|
<?php |
|
1004
|
|
|
} |
|
1005
|
|
|
|
|
1006
|
|
|
/** |
|
1007
|
|
|
* Ïmg opt status as used on dashboard. |
|
1008
|
|
|
*/ |
|
1009
|
|
|
public function get_imgopt_status_notice() { |
|
1010
|
|
|
if ( $this->imgopt_active() ) { |
|
1011
|
|
|
$_imgopt_notice = ''; |
|
1012
|
|
|
$_stat = get_option( 'autoptimize_imgopt_provider_stat', '' ); |
|
1013
|
|
|
$_site_host = AUTOPTIMIZE_SITE_DOMAIN; |
|
1014
|
|
|
$_imgopt_upsell = 'https://shortpixel.com/aospai/af/GWRGFLW109483/' . $_site_host; |
|
1015
|
|
|
|
|
1016
|
|
|
if ( is_array( $_stat ) ) { |
|
1017
|
|
|
if ( 1 == $_stat['Status'] ) { |
|
1018
|
|
|
// translators: "add more credits" will appear in a "a href". |
|
1019
|
|
|
$_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota is almost used, make sure you %1$sadd more credits%2$s to avoid slowing down your website.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' ); |
|
1020
|
|
|
} elseif ( -1 == $_stat['Status'] || -2 == $_stat['Status'] ) { |
|
1021
|
|
|
// translators: "add more credits" will appear in a "a href". |
|
1022
|
|
|
$_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota was used, %1$sadd more credits%2$s to keep fast serving optimized images on your site', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' ); |
|
1023
|
|
|
$_imgopt_stats_refresh_url = add_query_arg( array( |
|
1024
|
|
|
'page' => 'autoptimize_imgopt', |
|
1025
|
|
|
'refreshImgProvStats' => '1', |
|
1026
|
|
|
), admin_url( 'options-general.php' ) ); |
|
1027
|
|
|
if ( $_stat && array_key_exists( 'timestamp', $_stat ) && ! empty( $_stat['timestamp'] ) ) { |
|
1028
|
|
|
$_imgopt_stats_last_run = __( 'based on status at ', 'autoptimize' ) . date_i18n( get_option( 'time_format' ), $_stat['timestamp'] ); |
|
1029
|
|
|
} else { |
|
1030
|
|
|
$_imgopt_stats_last_run = __( 'based on previously fetched data', 'autoptimize' ); |
|
1031
|
|
|
} |
|
1032
|
|
|
$_imgopt_notice .= ' (' . $_imgopt_stats_last_run . ', '; |
|
1033
|
|
|
// translators: "here to refresh" links to the Autoptimize Extra page and forces a refresh of the img opt stats. |
|
1034
|
|
|
$_imgopt_notice .= sprintf( __( 'click %1$shere to refresh%2$s', 'autoptimize' ), '<a href="' . $_imgopt_stats_refresh_url . '">', '</a>).' ); |
|
1035
|
|
|
} else { |
|
1036
|
|
|
$_imgopt_upsell = 'https://shortpixel.com/g/af/GWRGFLW109483'; |
|
1037
|
|
|
// translators: "log in to check your account" will appear in a "a href". |
|
1038
|
|
|
$_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota are in good shape, %1$slog in to check your account%2$s.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' ); |
|
1039
|
|
|
} |
|
1040
|
|
|
$_imgopt_notice = apply_filters( 'autoptimize_filter_imgopt_notice', $_imgopt_notice ); |
|
1041
|
|
|
|
|
1042
|
|
|
return array( |
|
1043
|
|
|
'status' => $_stat['Status'], |
|
1044
|
|
|
'notice' => $_imgopt_notice, |
|
1045
|
|
|
); |
|
1046
|
|
|
} |
|
1047
|
|
|
} |
|
1048
|
|
|
return false; |
|
1049
|
|
|
} |
|
1050
|
|
|
|
|
1051
|
|
|
public static function get_imgopt_status_notice_wrapper() { |
|
1052
|
|
|
// needed for notice being shown in autoptimizeCacheChecker.php. |
|
1053
|
|
|
$self = new self(); |
|
1054
|
|
|
return $self->get_imgopt_status_notice(); |
|
1055
|
|
|
} |
|
1056
|
|
|
|
|
1057
|
|
|
/** |
|
1058
|
|
|
* Get img provider stats (used to display notice). |
|
1059
|
|
|
*/ |
|
1060
|
|
|
public function query_img_provider_stats() { |
|
1061
|
|
|
if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_1'] ) ) { |
|
1062
|
|
|
$url = ''; |
|
1063
|
|
|
$endpoint = $this->get_imgopt_host() . 'read-domain/'; |
|
1064
|
|
|
$domain = AUTOPTIMIZE_SITE_DOMAIN; |
|
1065
|
|
|
|
|
1066
|
|
|
// make sure parse_url result makes sense, keeping $url empty if not. |
|
1067
|
|
|
if ( $domain && ! empty( $domain ) ) { |
|
1068
|
|
|
$url = $endpoint . $domain; |
|
1069
|
|
|
} |
|
1070
|
|
|
|
|
1071
|
|
|
$url = apply_filters( |
|
1072
|
|
|
'autoptimize_filter_imgopt_stat_url', |
|
1073
|
|
|
$url |
|
1074
|
|
|
); |
|
1075
|
|
|
|
|
1076
|
|
|
// only do the remote call if $url is not empty to make sure no parse_url |
|
1077
|
|
|
// weirdness results in useless calls. |
|
1078
|
|
|
if ( ! empty( $url ) ) { |
|
1079
|
|
|
$response = wp_remote_get( $url ); |
|
1080
|
|
|
if ( ! is_wp_error( $response ) ) { |
|
1081
|
|
|
if ( '200' == wp_remote_retrieve_response_code( $response ) ) { |
|
1082
|
|
|
$stats = json_decode( wp_remote_retrieve_body( $response ), true ); |
|
1083
|
|
|
update_option( 'autoptimize_imgopt_provider_stat', $stats ); |
|
1084
|
|
|
} |
|
1085
|
|
|
} |
|
1086
|
|
|
} |
|
1087
|
|
|
} |
|
1088
|
|
|
} |
|
1089
|
|
|
|
|
1090
|
|
|
public static function get_img_provider_stats() |
|
1091
|
|
|
{ |
|
1092
|
|
|
// wrapper around query_img_provider_stats() so we can get to $this->options from cronjob() in autoptimizeCacheChecker. |
|
1093
|
|
|
$self = new self(); |
|
1094
|
|
|
return $self->query_img_provider_stats(); |
|
1095
|
|
|
} |
|
1096
|
|
|
|
|
1097
|
|
|
/** |
|
1098
|
|
|
* Determines and returns the service launch status. |
|
1099
|
|
|
* |
|
1100
|
|
|
* @return bool |
|
1101
|
|
|
*/ |
|
1102
|
|
|
public function launch_ok() |
|
1103
|
|
|
{ |
|
1104
|
|
|
static $launch_status = null; |
|
1105
|
|
|
|
|
1106
|
|
|
if ( null === $launch_status ) { |
|
1107
|
|
|
$avail_imgopt = $this->options['availabilities']['extra_imgopt']; |
|
1108
|
|
|
$magic_number = intval( substr( md5( parse_url( AUTOPTIMIZE_WP_SITE_URL, PHP_URL_HOST ) ), 0, 3 ), 16 ); |
|
1109
|
|
|
$has_launched = get_option( 'autoptimize_imgopt_launched', '' ); |
|
1110
|
|
|
$launch_status = false; |
|
1111
|
|
|
if ( $has_launched || ( is_array( $avail_imgopt ) && array_key_exists( 'launch-threshold', $avail_imgopt ) && $magic_number < $avail_imgopt['launch-threshold'] ) ) { |
|
1112
|
|
|
$launch_status = true; |
|
1113
|
|
|
if ( ! $has_launched ) { |
|
1114
|
|
|
update_option( 'autoptimize_imgopt_launched', 'on' ); |
|
1115
|
|
|
} |
|
1116
|
|
|
} |
|
1117
|
|
|
} |
|
1118
|
|
|
|
|
1119
|
|
|
return $launch_status; |
|
1120
|
|
|
} |
|
1121
|
|
|
|
|
1122
|
|
|
public static function launch_ok_wrapper() { |
|
1123
|
|
|
// needed for "plug" notice in autoptimizeMain.php. |
|
1124
|
|
|
$self = new self(); |
|
1125
|
|
|
return $self->launch_ok(); |
|
1126
|
|
|
} |
|
1127
|
|
|
|
|
1128
|
|
|
public function get_imgopt_provider_userstatus() { |
|
1129
|
|
|
static $_provider_userstatus = null; |
|
1130
|
|
|
|
|
1131
|
|
|
if ( is_null( $_provider_userstatus ) ) { |
|
1132
|
|
|
$_stat = get_option( 'autoptimize_imgopt_provider_stat', '' ); |
|
1133
|
|
|
if ( is_array( $_stat ) ) { |
|
1134
|
|
|
if ( array_key_exists( 'Status', $_stat ) ) { |
|
1135
|
|
|
$_provider_userstatus['Status'] = $_stat['Status']; |
|
1136
|
|
|
} else { |
|
1137
|
|
|
// if no stats then we assume all is well. |
|
1138
|
|
|
$_provider_userstatus['Status'] = 2; |
|
1139
|
|
|
} |
|
1140
|
|
|
if ( array_key_exists( 'timestamp', $_stat ) ) { |
|
1141
|
|
|
$_provider_userstatus['timestamp'] = $_stat['timestamp']; |
|
1142
|
|
|
} else { |
|
1143
|
|
|
// if no timestamp then we return "". |
|
1144
|
|
|
$_provider_userstatus['timestamp'] = ''; |
|
1145
|
|
|
} |
|
1146
|
|
|
} |
|
1147
|
|
|
} |
|
1148
|
|
|
|
|
1149
|
|
|
return $_provider_userstatus; |
|
1150
|
|
|
} |
|
1151
|
|
|
|
|
1152
|
|
|
public function get_status_notice() { |
|
1153
|
|
|
if ( $this->imgopt_active() ) { |
|
1154
|
|
|
$notice = ''; |
|
1155
|
|
|
$stat = $this->get_imgopt_provider_userstatus(); |
|
1156
|
|
|
$upsell = 'https://shortpixel.com/aospai/af/GWRGFLW109483/' . AUTOPTIMIZE_SITE_DOMAIN; |
|
1157
|
|
|
$assoc = 'https://shortpixel.helpscoutdocs.com/article/94-how-to-associate-a-domain-to-my-account'; |
|
1158
|
|
|
|
|
1159
|
|
|
if ( is_array( $stat ) ) { |
|
1160
|
|
|
if ( 1 == $stat['Status'] ) { |
|
1161
|
|
|
// translators: "add more credits" will appear in a "a href". |
|
1162
|
|
|
$notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota is almost used, make sure you %1$sadd more credits%2$s to avoid slowing down your website.', 'autoptimize' ), '<a rel="noopener noreferrer" href="' . $upsell . '" target="_blank">', '</a>' ); |
|
1163
|
|
|
} elseif ( -1 == $stat['Status'] || -2 == $stat['Status'] ) { |
|
1164
|
|
|
// translators: "add more credits" will appear in a "a href". |
|
1165
|
|
|
$notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota was used, %1$sadd more credits%2$s to keep fast serving optimized images on your site.', 'autoptimize' ), '<a rel="noopener noreferrer" href="' . $upsell . '" target="_blank">', '</a>' ); |
|
1166
|
|
|
// translators: "associate your domain" will appear in a "a href". |
|
1167
|
|
|
$notice = $notice . ' ' . sprintf( __( 'If you already have enough credits then you may need to %1$sassociate your domain%2$s to your Shortpixel account.', 'autoptimize' ), '<a rel="noopener noreferrer" href="' . $assoc . '" target="_blank">', '</a>' ); |
|
1168
|
|
|
} else { |
|
1169
|
|
|
$upsell = 'https://shortpixel.com/g/af/GWRGFLW109483'; |
|
1170
|
|
|
// translators: "log in to check your account" will appear in a "a href". |
|
1171
|
|
|
$notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota are in good shape, %1$slog in to check your account%2$s.', 'autoptimize' ), '<a rel="noopener noreferrer" href="' . $upsell . '" target="_blank">', '</a>' ); |
|
1172
|
|
|
} |
|
1173
|
|
|
$notice = apply_filters( 'autoptimize_filter_imgopt_notice', $notice ); |
|
1174
|
|
|
|
|
1175
|
|
|
return array( |
|
1176
|
|
|
'status' => $stat['Status'], |
|
1177
|
|
|
'notice' => $notice, |
|
1178
|
|
|
); |
|
1179
|
|
|
} |
|
1180
|
|
|
} |
|
1181
|
|
|
return false; |
|
1182
|
|
|
} |
|
1183
|
|
|
} |
|
1184
|
|
|
|
futtta /
autoptimize
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