<?php

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namespace Elementor;

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if ( ! defined( 'ABSPATH' ) ) {

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exit; // Exit if accessed directly.

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}

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/**

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* Elementor image size control.

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*

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* A base control for creating image size control. Displays input fields to define

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* one of the default image sizes (thumbnail, medium, medium_large, large) or custom

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* image dimensions.

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*

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* @since 1.0.0

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*/

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class Group_Control_Image_Size extends Group_Control_Base {

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/**

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* Fields.

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*

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* Holds all the image size control fields.

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*

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* @since 1.2.2

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* @access protected

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* @static

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*

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* @var array Image size control fields.

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*/

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protected static $fields;

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/**

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* Get image size control type.

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*

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* Retrieve the control type, in this case `image-size`.

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*

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* @since 1.0.0

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* @access public

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* @static

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*

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* @return string Control type.

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*/

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public static function get_type() {

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return 'image-size';

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}

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/**

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* Get attachment image HTML.

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*

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* Retrieve the attachment image HTML code.

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*

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* Note that some widgets use the same key for the media control that allows

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* the image selection and for the image size control that allows the user

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* to select the image size, in this case the third parameter should be null

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* or the same as the second parameter. But when the widget uses different

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* keys for the media control and the image size control, when calling this

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* method you should pass the keys.

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*

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* @since 1.0.0

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* @access public

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* @static

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*

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* @param array $settings Control settings.

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* @param string $image_size_key Optional. Settings key for image size.

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* Default is `image`.

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* @param string $image_key Optional. Settings key for image. Default

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* is null. If not defined uses image size key

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* as the image key.

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*

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* @return string Image HTML.

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*/

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public static function get_attachment_image_html( $settings, $image_size_key = 'image', $image_key = null ) {

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if ( ! $image_key ) {

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$image_key = $image_size_key;

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}

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$image = $settings[ $image_key ];

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// Old version of image settings.

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if ( ! isset( $settings[ $image_size_key . '_size' ] ) ) {

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$settings[ $image_size_key . '_size' ] = '';

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}

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$size = $settings[ $image_size_key . '_size' ];

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$image_class = ! empty( $settings['hover_animation'] ) ? 'elementor-animation-' . $settings['hover_animation'] : '';

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$html = '';

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// If is the new version - with image size.

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$image_sizes = get_intermediate_image_sizes();

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$image_sizes[] = 'full';

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if ( ! empty( $image['id'] ) && ! wp_attachment_is_image( $image['id'] ) ) {

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$image['id'] = '';

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}

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$is_static_render_mode = Plugin::$instance->frontend->is_static_render_mode();

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// On static mode don't use WP responsive images.

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if ( ! empty( $image['id'] ) && in_array( $size, $image_sizes ) && ! $is_static_render_mode ) {

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$image_class .= " attachment-$size size-$size wp-image-{$image['id']}";

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$image_attr = [

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'class' => trim( $image_class ),

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];

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$html .= wp_get_attachment_image( $image['id'], $size, false, $image_attr );

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} else {

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$image_src = self::get_attachment_image_src( $image['id'], $image_size_key, $settings );

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if ( ! $image_src && isset( $image['url'] ) ) {

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$image_src = $image['url'];

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}

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if ( ! empty( $image_src ) ) {

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$image_class_html = ! empty( $image_class ) ? ' class="' . esc_attr( $image_class ) . '"' : '';

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$html .= sprintf(

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'<img src="%1$s" title="%2$s" alt="%3$s"%4$s loading="lazy" />',

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esc_url( $image_src ),

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esc_attr( Control_Media::get_image_title( $image ) ),

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esc_attr( Control_Media::get_image_alt( $image ) ),

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$image_class_html

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);

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}

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}

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/**

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* Get Attachment Image HTML

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*

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* Filters the Attachment Image HTML

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*

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* @since 2.4.0

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* @param string $html the attachment image HTML string

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* @param array $settings Control settings.

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* @param string $image_size_key Optional. Settings key for image size.

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* Default is `image`.

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* @param string $image_key Optional. Settings key for image. Default

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* is null. If not defined uses image size key

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* as the image key.

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*/

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return apply_filters( 'elementor/image_size/get_attachment_image_html', $html, $settings, $image_size_key, $image_key );

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}

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/**

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* Safe print attachment image HTML.

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*

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* @uses get_attachment_image_html.

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*

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* @access public

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* @static

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*

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* @param array $settings Control settings.

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* @param string $image_size_key Optional. Settings key for image size.

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* Default is `image`.

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* @param string $image_key Optional. Settings key for image. Default

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* is null. If not defined uses image size key

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* as the image key.

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*/

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public static function print_attachment_image_html( array $settings, $image_size_key = 'image', $image_key = null ) {

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Utils::print_wp_kses_extended( self::get_attachment_image_html( $settings, $image_size_key, $image_key ), [ 'image' ] );

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}

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/**

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* Get all image sizes.

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*

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* Retrieve available image sizes with data like `width`, `height` and `crop`.

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*

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* @since 1.0.0

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* @access public

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* @static

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*

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* @return array An array of available image sizes.

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*/

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public static function get_all_image_sizes() {

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global $_wp_additional_image_sizes;

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$default_image_sizes = [ 'thumbnail', 'medium', 'medium_large', 'large' ];

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$image_sizes = [];

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foreach ( $default_image_sizes as $size ) {

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$image_sizes[ $size ] = [

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'width' => (int) get_option( $size . '_size_w' ),

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'height' => (int) get_option( $size . '_size_h' ),

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'crop' => (bool) get_option( $size . '_crop' ),

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];

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}

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if ( $_wp_additional_image_sizes ) {

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$image_sizes = array_merge( $image_sizes, $_wp_additional_image_sizes );

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}

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/** This filter is documented in wp-admin/includes/media.php */

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return apply_filters( 'image_size_names_choose', $image_sizes );

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}

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/**

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* Get attachment image src.

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*

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* Retrieve the attachment image source URL.

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*

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* @since 1.0.0

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* @access public

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* @static

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*

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* @param string $attachment_id The attachment ID.

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* @param string $image_size_key Settings key for image size.

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* @param array $settings Control settings.

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*

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* @return string Attachment image source URL.

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*/

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public static function get_attachment_image_src( $attachment_id, $image_size_key, array $settings ) {

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if ( empty( $attachment_id ) ) {

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return false;

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}

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$size = $settings[ $image_size_key . '_size' ];

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if ( 'custom' !== $size ) {

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$attachment_size = $size;

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} else {

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// Use BFI_Thumb script

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// TODO: Please rewrite this code.

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require_once ELEMENTOR_PATH . 'includes/libraries/bfi-thumb/bfi-thumb.php';

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$custom_dimension = $settings[ $image_size_key . '_custom_dimension' ];

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$attachment_size = [

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// Defaults sizes

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0 => null, // Width.

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1 => null, // Height.

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'bfi_thumb' => true,

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'crop' => true,

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];

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$has_custom_size = false;

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if ( ! empty( $custom_dimension['width'] ) ) {

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$has_custom_size = true;

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$attachment_size[0] = $custom_dimension['width'];

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}

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if ( ! empty( $custom_dimension['height'] ) ) {

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$has_custom_size = true;

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$attachment_size[1] = $custom_dimension['height'];

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}

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if ( ! $has_custom_size ) {

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$attachment_size = 'full';

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}

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}

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$image_src = wp_get_attachment_image_src( $attachment_id, $attachment_size );

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if ( empty( $image_src[0] ) && 'thumbnail' !== $attachment_size ) {

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$image_src = wp_get_attachment_image_src( $attachment_id );

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}

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return ! empty( $image_src[0] ) ? $image_src[0] : '';

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}

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/**

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* Get child default arguments.

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*

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* Retrieve the default arguments for all the child controls for a specific group

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* control.

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*

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* @since 1.2.2

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* @access protected

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*

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* @return array Default arguments for all the child controls.

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*/

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protected function get_child_default_args() {

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return [

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'include' => [],

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'exclude' => [],

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];

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}

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/**

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* Init fields.

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*

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* Initialize image size control fields.

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*

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* @since 1.2.2

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* @access protected

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*

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* @return array Control fields.

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*/

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protected function init_fields() {

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$fields = [];

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$fields['size'] = [

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'label' => esc_html__( 'Image Resolution', 'elementor' ),

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'type' => Controls_Manager::SELECT,

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];

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$fields['custom_dimension'] = [

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'label' => esc_html__( 'Image Dimension', 'elementor' ),

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'type' => Controls_Manager::IMAGE_DIMENSIONS,

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'description' => esc_html__( 'You can crop the original image size to any custom size. You can also set a single value for height or width in order to keep the original size ratio.', 'elementor' ),

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'condition' => [

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'size' => 'custom',

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],

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];

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return $fields;

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}

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/**

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* Prepare fields.

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*

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* Process image size control fields before adding them to `add_control()`.

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*

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* @since 1.2.2

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* @access protected

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*

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* @param array $fields Image size control fields.

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*

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* @return array Processed fields.

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*/

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protected function prepare_fields( $fields ) {

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$image_sizes = $this->get_image_sizes();

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$args = $this->get_args();

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if ( ! empty( $args['default'] ) && isset( $image_sizes[ $args['default'] ] ) ) {

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$default_value = $args['default'];

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} else {

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// Get the first item for default value.

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$default_value = array_keys( $image_sizes );

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$default_value = array_shift( $default_value );

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}

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$fields['size']['options'] = $image_sizes;

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$fields['size']['default'] = $default_value;

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if ( ! isset( $image_sizes['custom'] ) ) {

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unset( $fields['custom_dimension'] );

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}

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return parent::prepare_fields( $fields );

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}

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/**

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* Get image sizes.

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*

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* Retrieve available image sizes after filtering `include` and `exclude` arguments.

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*

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* @since 2.0.0

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* @access private

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*

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* @return array Filtered image sizes.

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*/

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private function get_image_sizes() {

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$wp_image_sizes = self::get_all_image_sizes();

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$args = $this->get_args();

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if ( $args['include'] ) {

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$wp_image_sizes = array_intersect_key( $wp_image_sizes, array_flip( $args['include'] ) );

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} elseif ( $args['exclude'] ) {

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$wp_image_sizes = array_diff_key( $wp_image_sizes, array_flip( $args['exclude'] ) );

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}

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$image_sizes = [];

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foreach ( $wp_image_sizes as $size_key => $size_attributes ) {

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$control_title = ucwords( str_replace( '_', ' ', $size_key ) );

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if ( is_array( $size_attributes ) ) {

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$control_title .= sprintf( ' - %d x %d', $size_attributes['width'], $size_attributes['height'] );

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}

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$image_sizes[ $size_key ] = $control_title;

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}

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$image_sizes['full'] = esc_html__( 'Full', 'elementor' );

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if ( ! empty( $args['include']['custom'] ) || ! in_array( 'custom', $args['exclude'] ) ) {

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$image_sizes['custom'] = esc_html__( 'Custom', 'elementor' );

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}

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return $image_sizes;

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}

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/**

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* Get default options.

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*

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* Retrieve the default options of the image size control. Used to return the

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* default options while initializing the image size control.

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*

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* @since 1.9.0

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* @access protected

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*

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* @return array Default image size control options.

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*/

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protected function get_default_options() {

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return [

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'popover' => false,

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];

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}

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}

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