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REST API: Expose revision count and last revision ID on Post response

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So that REST API clients can show appropriate UI for a post's revisions, it needs to know how many revisions the post has, and what the latest revision ID is.

Props kadamwhite, danielbachhuber, birgire, TimothyBlynJacobs.
Fixes #44321.



git-svn-id: https://develop.svn.wordpress.org/trunk@43439 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Gary Pendergast
2018-07-13 04:06:23 +00:00
parent 81d2390d29
commit 585c862faf
3 changed files with 59 additions and 2 deletions
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tests/phpunit/tests/rest-api/rest-posts-controller.php
+24
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@@ -1283,6 +1283,8 @@ class WP_Test_REST_Posts_Controller extends WP_Test_REST_Post_Type_Controller_Te
$this->assertEquals( $replies_url, $links['replies'][0]['href'] );
$this->assertEquals( rest_url( '/wp/v2/posts/' . self::$post_id . '/revisions' ), $links['version-history'][0]['href'] );
$this->assertEquals( 0, $links['version-history'][0]['attributes']['count'] );
$this->assertFalse( isset( $links['predecessor-version'] ) );
$attachments_url = rest_url( '/wp/v2/media' );
$attachments_url = add_query_arg( 'parent', self::$post_id, $attachments_url );
@@ -1310,6 +1312,28 @@ class WP_Test_REST_Posts_Controller extends WP_Test_REST_Post_Type_Controller_Te
$this->assertEquals( $category_url, $cat_link['href'] );
}
public function test_get_item_links_predecessor() {
wp_update_post(
array(
'post_content' => 'This content is marvelous.',
'ID' => self::$post_id,
)
);
$revisions = wp_get_post_revisions( self::$post_id );
$revision_1 = array_pop( $revisions );
$request = new WP_REST_Request( 'GET', sprintf( '/wp/v2/posts/%d', self::$post_id ) );
$response = rest_get_server()->dispatch( $request );
$links = $response->get_links();
$this->assertEquals( rest_url( '/wp/v2/posts/' . self::$post_id . '/revisions' ), $links['version-history'][0]['href'] );
$this->assertEquals( 1, $links['version-history'][0]['attributes']['count'] );
$this->assertEquals( rest_url( '/wp/v2/posts/' . self::$post_id . '/revisions/' . $revision_1->ID ), $links['predecessor-version'][0]['href'] );
$this->assertEquals( $revision_1->ID, $links['predecessor-version'][0]['attributes']['id'] );
}
public function test_get_item_links_no_author() {
$request = new WP_REST_Request( 'GET', sprintf( '/wp/v2/posts/%d', self::$post_id ) );
$response = rest_get_server()->dispatch( $request );