Add tags_input, page_template, and post_category get magic to WP_Post.

Deprecate get_post_to_edit() and wp_get_single_post().
Props scribu
see #21309


git-svn-id: http://core.svn.wordpress.org/trunk@21651 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/deprecated.php

@@ -943,7 +943,7 @@ function current_theme_info() {
 
 /**
  * This was once used to display an 'Insert into Post' button. Now it is deprecated and stubbed.
- * 
+ *
  * @deprecated 3.5.0
  */
 function _insert_into_post_button( $type ) {
@@ -952,9 +952,25 @@ function _insert_into_post_button( $type ) {
 
 /**
  * This was once used to display a media button. Now it is deprecated and stubbed.
- * 
+ *
  * @deprecated 3.5.0
  */
 function _media_button($title, $icon, $type, $id) {
 	_deprecated_function( __FUNCTION__, '3.5' );
 }
+
+/**
+ * Get an existing post and format it for editing.
+ *
+ * @since 2.0.0
+ * @deprecated 3.5.0
+ *
+ * @param int $id
+ * @return object
+ */
+function get_post_to_edit( $id ) {
+	_deprecated_function( __FUNCTION__, '3.5', 'get_post()' );
+
+	return get_post( $id, OBJECT, 'edit' );
+}
+

wp-admin/includes/post.php

@@ -463,24 +463,6 @@ function get_default_page_to_edit() {
 	return $page;
 }
 
-/**
- * Get an existing post and format it for editing.
- *
- * @since 2.0.0
- *
- * @param int $id
- * @return WP_Post
- */
-function get_post_to_edit( $id ) {
-
-	$post = get_post( $id, OBJECT, 'edit' );
-
-	if ( $post->post_type == 'page' )
-		$post->page_template = get_post_meta( $id, '_wp_page_template', true );
-
-	return $post;
-}
-
 /**
  * Determine if a post exists based on title, content, and date
  *
@@ -928,7 +910,7 @@ function get_available_post_mime_types($type = 'attachment') {
 /**
  * Executes a query for attachments. An array of WP_Query arguments
  * can be passed in, which will override the arguments set by this function.
- * 
+ *
  * @since 2.5.0
  * @uses apply_filters() Calls 'upload_per_page' on posts_per_page argument
  *