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/wp-includes/customize/ -> class-wp-customize-header-image-setting.php (source)

   1  <?php
   2  /**
   3   * Customize API: WP_Customize_Header_Image_Setting class
   4   *
   5   * @package WordPress
   6   * @subpackage Customize
   7   * @since 4.4.0
   8   */
   9  
  10  /**
  11   * A setting that is used to filter a value, but will not save the results.
  12   *
  13   * Results should be properly handled using another setting or callback.
  14   *
  15   * @since 3.4.0
  16   *
  17   * @see WP_Customize_Setting
  18   */
  19  final class WP_Customize_Header_Image_Setting extends WP_Customize_Setting {
  20      public $id = 'header_image_data';
  21  
  22      /**
  23       * @since 3.4.0
  24       *
  25       * @global Custom_Image_Header $custom_image_header
  26       *
  27       * @param $value
  28       */
  29  	public function update( $value ) {
  30          global $custom_image_header;
  31  
  32          // If _custom_header_background_just_in_time() fails to initialize $custom_image_header when not is_admin().
  33          if ( empty( $custom_image_header ) ) {
  34              require_once ( ABSPATH . 'wp-admin/custom-header.php' );
  35              $args                   = get_theme_support( 'custom-header' );
  36              $admin_head_callback    = isset( $args[0]['admin-head-callback'] ) ? $args[0]['admin-head-callback'] : null;
  37              $admin_preview_callback = isset( $args[0]['admin-preview-callback'] ) ? $args[0]['admin-preview-callback'] : null;
  38              $custom_image_header    = new Custom_Image_Header( $admin_head_callback, $admin_preview_callback );
  39          }
  40  
  41          // If the value doesn't exist (removed or random),
  42          // use the header_image value.
  43          if ( ! $value ) {
  44              $value = $this->manager->get_setting( 'header_image' )->post_value();
  45          }
  46  
  47          if ( is_array( $value ) && isset( $value['choice'] ) ) {
  48              $custom_image_header->set_header_image( $value['choice'] );
  49          } else {
  50              $custom_image_header->set_header_image( $value );
  51          }
  52      }
  53  }


Generated: Mon Jun 24 08:20:01 2019 Cross-referenced by PHPXref 0.7