class.wpcom-json-api-get-post-counts-v1-1-endpoint.php — Jetpack – WP Security, Backup, Speed, & Growth 16.0-beta

jetpack / json-endpoints / class.wpcom-json-api-get-post-counts-v1-1-endpoint.php

jetpack / json-endpoints Last commit date

class.wpcom-json-api-get-post-counts-v1-1-endpoint.php

177 lines

1	<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
2
3	if ( ! defined( 'ABSPATH' ) ) {
4	exit( 0 );
5	}
6
7	new WPCOM_JSON_API_GET_Post_Counts_V1_1_Endpoint(
8	array(
9	'description' => 'Get number of posts in the post type groups by post status',
10	'group' => 'sites',
11	'stat' => 'sites:X:post-counts:X',
12	'force' => 'wpcom',
13	'method' => 'GET',
14	'min_version' => '1.1',
15	'max_version' => '1.2',
16	'path' => '/sites/%s/post-counts/%s',
17	'path_labels' => array(
18	'$site' => '(int\|string) Site ID or domain',
19	'$post_type' => '(string) Post Type',
20	),
21
22	'query_parameters' => array(
23	'context' => false,
24	'author' => '(int) author ID',
25	),
26
27	'example_request' => 'https://public-api.wordpress.com/rest/v1.2/sites/en.blog.wordpress.com/post-counts/page',
28
29	'response_format' => array(
30	'counts' => array(
31	'all' => '(array) Number of posts by any author in the post type grouped by post status',
32	'mine' => '(array) Number of posts by the current user in the post type grouped by post status',
33	),
34	),
35	)
36	);
37
38	/**
39	* GET Post Counts v1_1 endpoint class.
40	*
41	* @phan-constructor-used-for-side-effects
42	*/
43	class WPCOM_JSON_API_GET_Post_Counts_V1_1_Endpoint extends WPCOM_JSON_API_Endpoint {
44
45	/**
46	* Whitelist array.
47	*
48	* @var string[]
49	*/
50	private $allowlist = array( 'publish' );
51
52	/**
53	* Build SQL query
54	*
55	* This function must `$wpdb->prepare` the query. The return is expected to be prepared by consuming functions.
56	*
57	* @param string $post_type - post type.
58	* @param int $user_id - the user ID.
59	* @return string SQL query
60	*/
61	private function buildCountsQuery( $post_type = 'post', $user_id = null ) {
62	global $wpdb;
63
64	$query = 'SELECT post_status as status, count(*) as count ';
65	$query .= "FROM {$wpdb->posts} ";
66	$query .= 'WHERE post_type = %s ';
67	if ( isset( $user_id ) ) {
68	$query .= 'AND post_author = %d ';
69	}
70
71	$query .= 'GROUP BY status';
72
73	// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared -- This is properly prepared, except the query is constructed in the variable, throwing the PHPCS error.
74	return $wpdb->prepare( $query, $post_type, $user_id );
75	}
76
77	/**
78	* Retrive counts using wp_cache
79	*
80	* @param string $post_type - thge post type.
81	* @param int $id - the ID.
82	*/
83	private function retrieveCounts( $post_type, $id = null ) {
84	if ( ! isset( $id ) ) {
85	$counts = array();
86	foreach ( (array) wp_count_posts( $post_type ) as $status => $count ) {
87	if ( in_array( $status, $this->allowlist, true ) && $count > 0 ) {
88	$counts[ $status ] = (int) $count;
89	}
90	}
91
92	return $counts;
93	}
94
95	global $wpdb;
96	$key = 'rest-api-' . $id . '-' . _count_posts_cache_key( $post_type );
97	$counts = wp_cache_get( $key, 'counts' );
98
99	if ( false === $counts ) {
100	// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared -- buildCountsQuery prepares the query.
101	$results = $wpdb->get_results( $this->buildCountsQuery( $post_type, $id ) );
102	$counts = $this->filterStatusesByWhiteslist( $results );
103	wp_cache_set( $key, $counts, 'counts' );
104	}
105
106	return $counts;
107	}
108
109	/**
110	* Filter statuses by whiteslist.
111	*
112	* @param array $in - the post we're checking.
113	*/
114	private function filterStatusesByWhiteslist( $in ) {
115	$return = array();
116	foreach ( $in as $result ) {
117	if ( in_array( $result->status, $this->allowlist, true ) ) {
118	$return[ $result->status ] = (int) $result->count;
119	}
120	}
121	return $return;
122	}
123
124	/**
125	*
126	* API callback.
127	*
128	* /sites/%s/post-counts/%s
129	*
130	* @param string $path - the path.
131	* @param int $blog_id - the blog ID.
132	* @param string $post_type - the post type.
133	*/
134	public function callback( $path = '', $blog_id = 0, $post_type = 'post' ) {
135	if ( ! get_current_user_id() ) {
136	return new WP_Error( 'authorization_required', __( 'An active access token must be used to retrieve post counts.', 'jetpack' ), 403 );
137	}
138
139	$blog_id = $this->api->switch_to_blog_and_validate_user( $this->api->get_blog_id( $blog_id ), false );
140
141	if ( is_wp_error( $blog_id ) ) {
142	return $blog_id;
143	}
144
145	// @todo see if we can use a strict comparison here.
146	if ( ! in_array( $post_type, array( 'post', 'revision', 'page', 'any' ), true ) && defined( 'IS_WPCOM' ) && IS_WPCOM ) {
147	$this->load_theme_functions();
148	}
149
150	if ( ! post_type_exists( $post_type ) ) {
151	return new WP_Error( 'unknown_post_type', __( 'Unknown post type requested.', 'jetpack' ), 404 );
152	}
153
154	$args = $this->query_args();
155	$mine_ID = get_current_user_id(); // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
156
157	if ( current_user_can( 'edit_posts' ) ) {
158	array_push( $this->allowlist, 'draft', 'future', 'pending', 'private', 'trash' );
159	}
160
161	$return = array(
162	'counts' => array(
163	'all' => (object) $this->retrieveCounts( $post_type ),
164	'mine' => (object) $this->retrieveCounts( $post_type, $mine_ID ), // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
165	),
166	);
167
168	// Author.
169	if ( isset( $args['author'] ) ) {
170	$author_ID = $args['author']; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
171	$return['counts']['author'] = (object) $this->retrieveCounts( $post_type, $author_ID ); // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
172	}
173
174	return (object) $return;
175	}
176	}
177