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<?php

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/**

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* Customize API: WP_Customize_Header_Image_Control class

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* @package WordPress

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* @subpackage Customize

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* @since 4.4.0

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/**

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* Customize Header Image Control class.

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* @since 3.4.0

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* @see WP_Customize_Image_Control

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class WP_Customize_Header_Image_Control extends WP_Customize_Image_Control {

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/**

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* Customize control type.

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* @since 4.2.0

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* @var string

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public $type = 'header';

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/**

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* Uploaded header images.

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* @since 3.9.0

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* @var string

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public $uploaded_headers;

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/**

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* Default header images.

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* @since 3.9.0

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* @var string

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public $default_headers;

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/**

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* Constructor.

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* @since 3.4.0

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* @param WP_Customize_Manager $manager Customizer bootstrap instance.

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public function __construct( $manager ) {

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parent::__construct(

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$manager,

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'header_image',

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array(

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'label' => __( 'Header Image' ),

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'settings' => array(

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'default' => 'header_image',

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'data' => 'header_image_data',

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'section' => 'header_image',

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'removed' => 'remove-header',

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'get_url' => 'get_header_image',

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)

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);

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}

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/**

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public function enqueue() {

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wp_enqueue_media();

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wp_enqueue_script( 'customize-views' );

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$this->prepare_control();

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wp_localize_script(

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'customize-views',

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'_wpCustomizeHeader',

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array(

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'data' => array(

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'width' => absint( get_theme_support( 'custom-header', 'width' ) ),

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'height' => absint( get_theme_support( 'custom-header', 'height' ) ),

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'flex-width' => absint( get_theme_support( 'custom-header', 'flex-width' ) ),

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'flex-height' => absint( get_theme_support( 'custom-header', 'flex-height' ) ),

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'currentImgSrc' => $this->get_current_image_src(),

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'nonces' => array(

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'add' => wp_create_nonce( 'header-add' ),

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'remove' => wp_create_nonce( 'header-remove' ),

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'uploads' => $this->uploaded_headers,

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'defaults' => $this->default_headers,

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)

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);

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parent::enqueue();

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}

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/**

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* @global Custom_Image_Header $custom_image_header

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public function prepare_control() {

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global $custom_image_header;

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if ( empty( $custom_image_header ) ) {

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return;

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}

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add_action( 'customize_controls_print_footer_scripts', array( $this, 'print_header_image_template' ) );

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// Process default headers and uploaded headers.

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$custom_image_header->process_default_headers();

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$this->default_headers = $custom_image_header->get_default_header_images();

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$this->uploaded_headers = $custom_image_header->get_uploaded_header_images();

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}

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/**

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public function print_header_image_template() {

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<# if (data.random) { #>

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<# if ( data.type === 'uploaded' ) { #>

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<?php _e( 'Randomize uploaded headers' ); ?>

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<# } else if ( data.type === 'default' ) { #>

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<?php _e( 'Randomize suggested headers' ); ?>

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<# } #>

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</button>

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<# } else { #>

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<button type="button" class="choice thumbnail"

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data-customize-image-value="{{data.header.url}}"

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data-customize-header-image-data="{{JSON.stringify(data.header)}}">

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<?php

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/* translators: Hidden accessibility text. */

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_e( 'Set image' );

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</span>

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</button>

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<# if ( data.type === 'uploaded' ) { #>

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<?php

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/* translators: Hidden accessibility text. */

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_e( 'Remove image' );

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</span>

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</button>

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<# } #>

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<# } #>

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</script>

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<# if (data.choice) { #>

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<# if (data.random) { #>

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<# if ( data.type === 'uploaded' ) { #>

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<?php _e( 'Randomizing uploaded headers' ); ?>

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<# } else if ( data.type === 'default' ) { #>

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<?php _e( 'Randomizing suggested headers' ); ?>

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<# } #>

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</div>

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<# } else { #>

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<# } #>

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<# } else { #>

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<?php _e( 'No image set' ); ?>

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</div>

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<# } #>

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</script>

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<?php

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}

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/**

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* @return string|void

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public function get_current_image_src() {

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$src = $this->value();

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if ( isset( $this->get_url ) ) {

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$src = call_user_func( $this->get_url, $src );

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return $src;

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}

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}

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/**

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public function render_content() {

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$visibility = $this->get_current_image_src() ? '' : ' style="display:none" ';

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$width = absint( get_theme_support( 'custom-header', 'width' ) );

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$height = absint( get_theme_support( 'custom-header', 'height' ) );

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<?php

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if ( current_theme_supports( 'custom-header', 'video' ) ) {

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echo '<span class="customize-control-title">' . $this->label . '</span>';

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}

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<?php

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if ( current_theme_supports( 'custom-header', 'video' ) ) {

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_e( 'Click “Add New Image” to upload an image file from your computer. Your theme works best with an image that matches the size of your video — you’ll be able to crop your image once you upload it for a perfect fit.' );

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} elseif ( $width && $height ) {

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printf(

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/* translators: %s: Header size in pixels. */

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__( 'Click “Add New Image” to upload an image file from your computer. Your theme works best with an image with a header size of %s pixels — you’ll be able to crop your image once you upload it for a perfect fit.' ),

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sprintf( '<strong>%s × %s</strong>', $width, $height )

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);

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} elseif ( $width ) {

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printf(

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/* translators: %s: Header width in pixels. */

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__( 'Click “Add New Image” to upload an image file from your computer. Your theme works best with an image with a header width of %s pixels — you’ll be able to crop your image once you upload it for a perfect fit.' ),

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sprintf( '<strong>%s</strong>', $width )

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);

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} else {

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printf(

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/* translators: %s: Header height in pixels. */

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__( 'Click “Add New Image” to upload an image file from your computer. Your theme works best with an image with a header height of %s pixels — you’ll be able to crop your image once you upload it for a perfect fit.' ),

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sprintf( '<strong>%s</strong>', $height )

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);

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}

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</p>

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<?php _e( 'Current header' ); ?>

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</span>

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</label>

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</div>

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</div>

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<?php if ( current_user_can( 'upload_files' ) ) : ?>

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<button type="button"<?php echo $visibility; ?> class="button remove" aria-label="<?php esc_attr_e( 'Hide header image' ); ?>"><?php _e( 'Hide image' ); ?></button>

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<?php endif; ?>

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</div>

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<?php _ex( 'Previously uploaded', 'custom headers' ); ?>

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</span>

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</div>

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</div>

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<?php _ex( 'Suggested', 'custom headers' ); ?>

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</span>

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</div>

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</div>

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</div>

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</div>

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<?php

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}

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}

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