WordPress 4.2.5-scripts
[autoinstalls/wordpress.git] / wp-admin / custom-background.php
index e53cd7d244fc80577d9367ac33ba1dac2b7383de..fc320f9f416045cd8c090ce71df0226fb9d04bdb 100644 (file)
@@ -20,27 +20,21 @@ class Custom_Background {
         *
         * @var callback
         * @since 3.0.0
-        * @access private
         */
-       var $admin_header_callback;
+       public $admin_header_callback;
 
        /**
         * Callback for header div.
         *
         * @var callback
         * @since 3.0.0
-        * @access private
         */
-       var $admin_image_div_callback;
+       public $admin_image_div_callback;
 
        /**
-        * Holds the page menu hook.
-        *
-        * @var string
-        * @since 3.0.0
-        * @access private
+        * @var bool
         */
-       var $page = '';
+       private $updated;
 
        /**
         * Constructor - Register administration header callback.
@@ -48,13 +42,16 @@ class Custom_Background {
         * @since 3.0.0
         * @param callback $admin_header_callback
         * @param callback $admin_image_div_callback Optional custom image div output callback.
-        * @return Custom_Background
         */
-       function __construct($admin_header_callback = '', $admin_image_div_callback = '') {
+       public function __construct($admin_header_callback = '', $admin_image_div_callback = '') {
                $this->admin_header_callback = $admin_header_callback;
                $this->admin_image_div_callback = $admin_image_div_callback;
 
                add_action( 'admin_menu', array( $this, 'init' ) );
+
+               add_action( 'wp_ajax_custom-background-add', array( $this, 'ajax_background_add' ) );
+
+               // Unused since 3.5.0.
                add_action( 'wp_ajax_set-background-image', array( $this, 'wp_set_background_image' ) );
        }
 
@@ -63,18 +60,19 @@ class Custom_Background {
         *
         * @since 3.0.0
         */
-       function init() {
-               if ( ! current_user_can('edit_theme_options') )
+       public function init() {
+               $page = add_theme_page( __( 'Background' ), __( 'Background' ), 'edit_theme_options', 'custom-background', array( $this, 'admin_page' ) );
+               if ( ! $page ) {
                        return;
+               }
 
-               $this->page = $page = add_theme_page(__('Background'), __('Background'), 'edit_theme_options', 'custom-background', array($this, 'admin_page'));
-
-               add_action("load-$page", array($this, 'admin_load'));
-               add_action("load-$page", array($this, 'take_action'), 49);
-               add_action("load-$page", array($this, 'handle_upload'), 49);
+               add_action( "load-$page", array( $this, 'admin_load' ) );
+               add_action( "load-$page", array( $this, 'take_action' ), 49 );
+               add_action( "load-$page", array( $this, 'handle_upload' ), 49 );
 
-               if ( $this->admin_header_callback )
-                       add_action("admin_head-$page", $this->admin_header_callback, 51);
+               if ( $this->admin_header_callback ) {
+                       add_action( "admin_head-$page", $this->admin_header_callback, 51 );
+               }
        }
 
        /**
@@ -82,7 +80,7 @@ class Custom_Background {
         *
         * @since 3.0.0
         */
-       function admin_load() {
+       public function admin_load() {
                get_current_screen()->add_help_tab( array(
                        'id'      => 'overview',
                        'title'   => __('Overview'),
@@ -95,7 +93,7 @@ class Custom_Background {
 
                get_current_screen()->set_help_sidebar(
                        '<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
-                       '<p>' . __( '<a href="http://codex.wordpress.org/Appearance_Background_Screen" target="_blank">Documentation on Custom Background</a>' ) . '</p>' .
+                       '<p>' . __( '<a href="https://codex.wordpress.org/Appearance_Background_Screen" target="_blank">Documentation on Custom Background</a>' ) . '</p>' .
                        '<p>' . __( '<a href="https://wordpress.org/support/" target="_blank">Support Forums</a>' ) . '</p>'
                );
 
@@ -109,7 +107,7 @@ class Custom_Background {
         *
         * @since 3.0.0
         */
-       function take_action() {
+       public function take_action() {
 
                if ( empty($_POST) )
                        return;
@@ -176,11 +174,24 @@ class Custom_Background {
         *
         * @since 3.0.0
         */
-       function admin_page() {
+       public function admin_page() {
 ?>
 <div class="wrap" id="custom-background">
 <h2><?php _e( 'Custom Background' ); ?></h2>
 
+<?php if ( current_user_can( 'customize' ) ) { ?>
+<div class="notice notice-info hide-if-no-customize">
+       <p>
+               <?php
+               printf(
+                       __( 'You can now manage and live-preview Custom Backgrounds in the <a href="%1$s">Customizer</a>.' ),
+                       admin_url( 'customize.php?autofocus[control]=background_image' )
+               );
+               ?>
+       </p>
+</div>
+<?php } ?>
+
 <?php if ( ! empty( $this->updated ) ) { ?>
 <div id="message" class="updated">
 <p><?php printf( __( 'Background updated. <a href="%s">Visit your site</a> to see how it looks.' ), home_url( '/' ) ); ?></p>
@@ -202,16 +213,18 @@ class Custom_Background {
                if ( $bgcolor = get_background_color() )
                        $background_styles .= 'background-color: #' . $bgcolor . ';';
 
-               if ( get_background_image() ) {
-                       $background_image_thumb = esc_url( set_url_scheme( get_theme_mod( 'background_image_thumb', str_replace( '%', '%%', get_background_image() ) ) ) );
-                       // background-image URL must be single quote, see below
+               $background_image_thumb = get_background_image();
+               if ( $background_image_thumb ) {
+                       $background_image_thumb = esc_url( set_url_scheme( get_theme_mod( 'background_image_thumb', str_replace( '%', '%%', $background_image_thumb ) ) ) );
+
+                       // Background-image URL must be single quote, see below.
                        $background_styles .= ' background-image: url(\'' . $background_image_thumb . '\');'
                                . ' background-repeat: ' . get_theme_mod( 'background_repeat', get_theme_support( 'custom-background', 'default-repeat' ) ) . ';'
                                . ' background-position: top ' . get_theme_mod( 'background_position_x', get_theme_support( 'custom-background', 'default-position-x' ) );
                }
        ?>
        <div id="custom-background-image" style="<?php echo $background_styles; ?>"><?php // must be double quote, see above ?>
-               <?php if ( get_background_image() ) { ?>
+               <?php if ( $background_image_thumb ) { ?>
                <img class="custom-background-image" src="<?php echo $background_image_thumb; ?>" style="visibility:hidden;" alt="" /><br />
                <img class="custom-background-image" src="<?php echo $background_image_thumb; ?>" style="visibility:hidden;" alt="" />
                <?php } ?>
@@ -224,7 +237,7 @@ class Custom_Background {
 <tr>
 <th scope="row"><?php _e('Remove Image'); ?></th>
 <td>
-<form method="post" action="">
+<form method="post">
 <?php wp_nonce_field('custom-background-remove', '_wpnonce-custom-background-remove'); ?>
 <?php submit_button( __( 'Remove Background Image' ), 'button', 'remove-background', false ); ?><br/>
 <?php _e('This will remove the background image. You will not be able to restore any customizations.') ?>
@@ -238,7 +251,7 @@ class Custom_Background {
 <tr>
 <th scope="row"><?php _e('Restore Original Image'); ?></th>
 <td>
-<form method="post" action="">
+<form method="post">
 <?php wp_nonce_field('custom-background-reset', '_wpnonce-custom-background-reset'); ?>
 <?php submit_button( __( 'Restore Original Image' ), 'button', 'reset-background', false ); ?><br/>
 <?php _e('This will restore the original background image. You will not be able to restore any customizations.') ?>
@@ -249,7 +262,7 @@ class Custom_Background {
 
 <tr>
 <th scope="row"><?php _e('Select Image'); ?></th>
-<td><form enctype="multipart/form-data" id="upload-form" class="wp-upload-form" method="post" action="">
+<td><form enctype="multipart/form-data" id="upload-form" class="wp-upload-form" method="post">
        <p>
                <label for="upload"><?php _e( 'Choose an image from your computer:' ); ?></label><br />
                <input type="file" id="upload" name="import" />
@@ -259,9 +272,9 @@ class Custom_Background {
        </p>
        <p>
                <label for="choose-from-library-link"><?php _e( 'Or choose an image from your media library:' ); ?></label><br />
-               <a id="choose-from-library-link" class="button"
+               <button id="choose-from-library-link" class="button"
                        data-choose="<?php esc_attr_e( 'Choose a Background Image' ); ?>"
-                       data-update="<?php esc_attr_e( 'Set as background' ); ?>"><?php _e( 'Choose Image' ); ?></a>
+                       data-update="<?php esc_attr_e( 'Set as background' ); ?>"><?php _e( 'Choose Image' ); ?></button>
        </p>
        </form>
 </td>
@@ -270,7 +283,7 @@ class Custom_Background {
 </table>
 
 <h3><?php _e('Display Options') ?></h3>
-<form method="post" action="">
+<form method="post">
 <table class="form-table">
 <tbody>
 <?php if ( get_background_image() ) : ?>
@@ -343,7 +356,7 @@ if ( current_theme_supports( 'custom-background', 'default-color' ) )
         *
         * @since 3.0.0
         */
-       function handle_upload() {
+       public function handle_upload() {
 
                if ( empty($_FILES) )
                        return;
@@ -352,7 +365,7 @@ if ( current_theme_supports( 'custom-background', 'default-color' ) )
                $overrides = array('test_form' => false);
 
                $uploaded_file = $_FILES['import'];
-               $wp_filetype = wp_check_filetype_and_ext( $uploaded_file['tmp_name'], $uploaded_file['name'], false );
+               $wp_filetype = wp_check_filetype_and_ext( $uploaded_file['tmp_name'], $uploaded_file['name'] );
                if ( ! wp_match_mime_types( 'image', $wp_filetype['type'] ) )
                        wp_die( __( 'The uploaded file is not a valid image. Please try again.' ) );
 
@@ -393,23 +406,53 @@ if ( current_theme_supports( 'custom-background', 'default-color' ) )
        }
 
        /**
-        * Unused since 3.5.0.
+        * AJAX handler for adding custom background context to an attachment.
+        *
+        * Triggered when the user adds a new background image from the
+        * Media Manager.
+        *
+        * @since 4.1.0
+        */
+       public function ajax_background_add() {
+               check_ajax_referer( 'background-add', 'nonce' );
+
+               if ( ! current_user_can( 'edit_theme_options' ) ) {
+                       wp_send_json_error();
+               }
+
+               $attachment_id = absint( $_POST['attachment_id'] );
+               if ( $attachment_id < 1 ) {
+                       wp_send_json_error();
+               }
+
+               update_post_meta( $attachment_id, '_wp_attachment_is_custom_background', get_stylesheet() );
+
+               wp_send_json_success();
+       }
+
+       /**
         *
         * @since 3.4.0
+        * @deprecated 3.5.0
         */
-       function attachment_fields_to_edit( $form_fields ) {
+       public function attachment_fields_to_edit( $form_fields ) {
                return $form_fields;
        }
 
        /**
-        * Unused since 3.5.0.
         *
         * @since 3.4.0
+        * @deprecated 3.5.0
         */
-       function filter_upload_tabs( $tabs ) {
+       public function filter_upload_tabs( $tabs ) {
                return $tabs;
        }
 
+       /**
+        *
+        * @since 3.4.0
+        * @deprecated 3.5.0
+        */
        public function wp_set_background_image() {
                if ( ! current_user_can('edit_theme_options') || ! isset( $_POST['attachment_id'] ) ) exit;
                $attachment_id = absint($_POST['attachment_id']);