class.wpcom-json-api-render-embed-reversal-endpoint.php — Jetpack – WP Security, Backup, Speed, & Growth 11.1.1

jetpack / json-endpoints / class.wpcom-json-api-render-embed-reversal-endpoint.php

jetpack / json-endpoints Last commit date

class.wpcom-json-api-render-embed-reversal-endpoint.php

138 lines

1	<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
2
3	new WPCOM_JSON_API_Render_Embed_Reversal_Endpoint(
4	array(
5	'description' => 'Determines if the given embed code can be reversed into a single line embed or a shortcode, and if so returns the embed or shortcode. Note: The current user must have publishing access.',
6	'group' => '__do_not_document',
7	'stat' => 'embeds:reversal',
8	'method' => 'POST',
9	'path' => '/sites/%s/embeds/reversal',
10	'path_labels' => array(
11	'$site' => '(int\|string) Site ID or domain',
12	),
13	'request_format' => array(
14	'maybe_embed' => '(string) The embed code to reverse. Required. Only accepts one at a time.',
15	),
16	'response_format' => array(
17	'maybe_embed' => '(string) The original embed code that was passed in for rendering.',
18	'reversal_type' => '(string) The type of reversal. Either an embed or a shortcode.',
19	'render_result' => '(html) The rendered HTML result of the embed or shortcode.',
20	'result' => '(string) The reversed content. Either a single line embed or a shortcode.',
21	'scripts' => '(array) An array of JavaScript files needed to render the embed or shortcode. Returned in the format of <code>{ "script-slug" : { "src": "http://example.com/file.js", "extra" : "" } }</code> where extra contains any neccessary extra JS for initializing the source file and src contains the script to load. Omitted if no scripts are neccessary.',
22	'styles' => '(array) An array of CSS files needed to render the embed or shortcode. Returned in the format of <code>{ "style-slug" : { "src": "http://example.com/file.css", "media" : "all" } }</code>. Omitted if no styles are neccessary.',
23	),
24	'example_request' => 'https://public-api.wordpress.com/rest/v1/sites/82974409/shortcode-reversals/render/',
25	'example_request_data' => array(
26	'headers' => array(
27	'authorization' => 'Bearer YOUR_API_TOKEN',
28	),
29
30	'body' => array(
31	'maybe_embed' => '<iframe width="480" height="302" src="http://www.ustream.tv/embed/recorded/26370522/highlight/299667?v=3&wmode=direct" scrolling="no" frameborder="0"></iframe>',
32	),
33	),
34	)
35	);
36
37	/**
38	* Render embed reversal class.
39	*
40	* /sites/%s/embeds/reversal -> $blog_id
41	*/
42	class WPCOM_JSON_API_Render_Embed_Reversal_Endpoint extends WPCOM_JSON_API_Render_Endpoint {
43	/**
44	* API callback.
45	*
46	* @param string $path - the path (unused).
47	* @param int $blog_id - the blog ID.
48	*
49	* @return array\|WP_Error
50	*/
51	public function callback( $path = '', $blog_id = 0 ) {
52	$blog_id = $this->api->switch_to_blog_and_validate_user( $this->api->get_blog_id( $blog_id ) );
53	if ( is_wp_error( $blog_id ) ) {
54	return $blog_id;
55	}
56
57	if ( ! current_user_can( 'edit_posts' ) ) {
58	return new WP_Error( 'unauthorized', 'Your token must have permission to post on this blog.', 403 );
59	}
60
61	$is_embed = false;
62	$is_shortcode = false;
63
64	$input = $this->input( true );
65	$maybe_embed = trim( $input['maybe_embed'] );
66	if ( empty( $maybe_embed ) ) {
67	return new WP_Error( 'empty_embed', 'Please provide an embed code to process.', 400 );
68	}
69
70	$ksesed_content = trim( wp_strip_all_tags( wp_kses_post( $maybe_embed ), true ) );
71	if ( empty( $ksesed_content ) ) {
72	return new WP_Error( 'invalid_embed', 'Invalid or empty embed provided.', 400 );
73	}
74
75	$shortcode_pattern = get_shortcode_regex();
76	$url_pattern = '/^http(s)?:\/\/[a-z0-9-]+(.[a-z0-9-]+)(:[0-9]+)?(\/.)?$/i';
77	preg_match_all( "/$shortcode_pattern/s", $ksesed_content, $shortcode_matches );
78	preg_match_all( "$url_pattern", $ksesed_content, $url_matches );
79
80	if ( empty( $shortcode_matches[0] ) && empty( $url_matches[0] ) ) {
81	return new WP_Error( 'invalid_embed', 'The provided embed is not supported.', 400 );
82	}
83
84	if ( ( count( $shortcode_matches[0] ) + count( $url_matches[0] ) ) > 1 ) {
85	return new WP_Error( 'invalid_embed', 'Only one embed/shortcode reversal can be rendered at a time.', 400 );
86	}
87
88	if ( ! empty( $shortcode_matches[0] ) ) {
89	$is_shortcode = true;
90	} elseif ( ! empty( $url_matches[0] ) ) {
91	$is_embed = true;
92	}
93
94	$render = $this->process_render(
95	array( $this, 'render_shortcode_reversal' ),
96	array(
97	'shortcode_reversal' => $ksesed_content,
98	'is_shortcode' => $is_shortcode,
99	'is_embed' => $is_embed,
100	)
101	);
102
103	// if nothing happened, then the shortcode does not exist.
104	global $wp_embed;
105	if ( empty( $render ) \|\| empty( $render['result'] ) \|\| $ksesed_content === $render['result'] \|\| $wp_embed->maybe_make_link( $maybe_embed ) === $render['result'] ) {
106	return new WP_Error( 'invalid_embed', 'The provided embed is not supported.', 400 );
107	}
108
109	// our output for this endpoint..
110	$return = array();
111	$return['maybe_embed'] = $maybe_embed;
112	$return['result'] = $ksesed_content;
113	$return['reversal_type'] = ( $is_embed ) ? 'embed' : 'shortcode';
114	$return['render_result'] = $render['result'];
115
116	$return = $this->add_assets( $return, $render['loaded_scripts'], $render['loaded_styles'] );
117
118	return $return;
119	}
120
121	/**
122	* Render the shortcode reversal.
123	*
124	* @param array $args - the arguments.
125	*
126	* @return mixed\|false
127	*/
128	public function render_shortcode_reversal( $args ) {
129	if ( $args['is_shortcode'] ) {
130	return $this->do_shortcode( $args['shortcode_reversal'] );
131	} elseif ( $args['is_embed'] ) {
132	return $this->do_embed( $args['shortcode_reversal'] );
133	}
134	return false;
135	}
136
137	}
138