media-cloud-sync / includes / integrations / acf.php

acf.php in Media Cloud Sync 1.3.10, at includes/integrations/acf.php

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1	<?php
2	namespace Dudlewebs\WPMCS;
3
4	defined('ABSPATH') \|\| exit;
5
6	use DirectoryIterator;
7	use Exception;
8
9	class Acf {
10	private static $instance = null;
11	private $assets_url;
12	private $version;
13	private $token;
14
15	protected $settings;
16	protected $content_filter;
17	protected $compatibility;
18
19	/**
20	* Admin constructor.
21	* @since 1.0.0
22	*/
23	private function __construct() {
24	$this->assets_url = WPMCS_ASSETS_URL;
25	$this->version = WPMCS_VERSION;
26	$this->token = WPMCS_TOKEN;
27	$this->settings = Utils::get_settings();
28	$this->content_filter = FilterContent::instance();
29	$this->compatibility = Compatibility::instance();
30
31	if (self::is_installed()) {
32	// Register actions
33	$this->registerActions();
34	}
35	}
36
37	/**
38	* Register integration access
39	* @since 1.0.0
40	* @access public
41	*
42	* @return void
43	*/
44	public function registerActions() {
45	/*
46	* Content Filtering
47	*/
48
49	add_filter( 'acf/load_value/type=text', array( $this->content_filter, 'filter_post' ) );
50	add_filter( 'acf/load_value/type=textarea', array( $this->content_filter, 'filter_post' ) );
51	add_filter( 'acf/load_value/type=wysiwyg', array( $this->content_filter, 'filter_post' ) );
52	add_filter( 'acf/load_value/type=url', array( $this->content_filter, 'filter_post' ) );
53	add_filter( 'acf/load_value/type=link', array( $this, 'filter_link_server' ) );
54	add_filter( 'acf/update_value/type=text', array( $this->content_filter, 'filter_post_backward' ) );
55	add_filter( 'acf/update_value/type=textarea', array( $this->content_filter, 'filter_post_backward' ) );
56	add_filter( 'acf/update_value/type=wysiwyg', array( $this->content_filter, 'filter_post_backward' ) );
57	add_filter( 'acf/update_value/type=url', array( $this->content_filter, 'filter_post_backward' ) );
58	add_filter( 'acf/update_value/type=link', array( $this, 'filter_link_provider' ) );
59
60	/*
61	* Image Crop Add-on
62	* https://en-gb.wordpress.org/plugins/acf-image-crop-add-on/
63	*/
64	if ( class_exists( 'acf_field_image_crop' ) ) {
65	add_filter( 'wp_get_attachment_metadata', array( $this, 'download_image' ), 10, 2 );
66	add_filter( 'sanitize_file_name', array( $this, 'remove_original_after_download' ) );
67	}
68
69	/*
70	* Rewrite URLs in field and field group config.
71	*/
72	add_filter( 'acf/load_fields', array( $this, 'acf_load_config' ) );
73	add_filter( 'acf/load_field_group', array( $this, 'acf_load_config' ) );
74	}
75
76	/**
77	* Rewrites URLs from server to remote inside ACF field and field group config. If the
78	* rewriting process fails, it will return the original config.
79	*
80	* @handles acf/load_fields
81	* @handles acf/load_field_group
82	*
83	* @param array $config
84	*
85	* @return array
86	*/
87	public function acf_load_config( array $config ): array {
88	try {
89	$filtered_config = Utils::maybe_unserialize( $this->content_filter->filter_post( Utils::maybe_serialize( $config ) ) );
90	} catch ( Exception $e ) {
91	return $config;
92	}
93
94	return is_array( $filtered_config ) ? $filtered_config : $config;
95	}
96
97	/**
98	* Remove the original image downloaded for the cropping after it has been processed
99	*
100	* @param string $filename
101	*
102	* @return mixed
103	*/
104	public function remove_original_after_download( $filename ) {
105	$this->maybe_remove_original_after_download();
106
107	return $filename;
108	}
109
110	/**
111	* Remove the original image from the server
112	*
113	* @return bool\|WP_Error
114	*/
115	public function maybe_remove_original_after_download() {
116	if ( false === $this->compatibility->maybe_process_on_action( 'acf_image_crop_perform_crop', true ) ) {
117	return false;// Not ACF crop process
118	}
119
120	$original_attachment_id = Utils::filter_input( 'id', INPUT_POST, FILTER_VALIDATE_INT );
121
122	if ( ! isset( $original_attachment_id ) ) {
123	// Can't find the original attachment id
124	return false; // Attachment ID not available
125	}
126
127	$item = Item::instance()->get( $original_attachment_id );
128
129	if ( ! $item ) {
130	return false; //Attachment not offloaded
131	}
132
133	if ( ! Utils::get_meta($original_attachment_id, 'acf_cropped_to_remove', false) ) {
134	// Original attachment should exist serverly, no need to delete
135	return false; //Attachment not to be removed from server
136	}
137
138	// Remove the original file from the server
139	Item::instance()->may_be_delete_server_files_by_id($original_attachment_id, true);
140
141	// Remove marker
142	Utils::delete_meta($original_attachment_id, 'acf_cropped_to_remove');
143
144	return true;
145	}
146
147
148
149	/**
150	* Copy back the S3 image for cropping
151	*
152	* @param array $data
153	* @param int $post_id
154	*
155	* @return array
156	*/
157	public function download_image( $data, $post_id ) {
158	$this->maybe_download_image( $post_id );
159
160	return $data;
161	}
162
163
164	/**
165	* Copy back the S3 image
166	*
167	* @param int $post_id
168	*
169	* @return bool\|WP_Error
170	*/
171	public function maybe_download_image( $post_id ) {
172	if ( false === $this->compatibility->maybe_process_on_action( 'acf_image_crop_perform_crop', true ) ) {
173	return false; // Skip not a proper action
174	}
175
176	$file = get_attached_file( $post_id, true );
177
178	if ( file_exists( $file ) ) {
179	return false; // skip file already exist
180	}
181
182	$item = Item::instance()->get( $post_id );
183
184	if ( ! $item ) {
185	return false; // Failed not offloaded
186	}
187
188	$callers = debug_backtrace(); // phpcs:ignore
189	foreach ( $callers as $caller ) {
190	if ( isset( $caller['function'] ) && 'image_downsize' === $caller['function'] ) {
191	// Don't copy when downsizing the image, which would result in bringing back
192	// the newly cropped image from S3.
193	return false; // 'Skip when Copying back cropped file'
194	}
195	}
196
197	// Copy back the original file for cropping
198	$result = $this->compatibility->copy_provider_file_to_server( $post_id, $file );
199
200	if ( false === $result ) {
201	return false; //Copy back failed
202	}
203
204	// Mark the attachment so we know to remove it later after the crop
205	Utils::update_meta($post_id, 'acf_cropped_to_remove', true);
206
207	return true;
208	}
209
210
211	/**
212	* Filter a link field's URL from server to provider.
213	*
214	* @param array $link
215	*
216	* @return array
217	*/
218	public function filter_link_server( $link ) {
219	if ( is_array( $link ) && ! empty( $link['url'] ) ) {
220	$url = $this->content_filter->filter_post( $link['url'] );
221
222	if ( ! empty( $url ) ) {
223	$link['url'] = $url;
224	}
225	}
226
227	return $link;
228	}
229
230
231	/**
232	* Filter a link field's URL from provider to server.
233	*
234	* @param array $link
235	*
236	* @return array
237	*/
238	public function filter_link_provider( $link ) {
239	if ( is_array( $link ) && ! empty( $link['url'] ) ) {
240	$url = $this->content_filter->filter_post_backward( $link['url'] );
241
242	if ( ! empty( $url ) ) {
243	$link['url'] = $url;
244	}
245	}
246
247	return $link;
248	}
249
250
251	/**
252	* Is installed?
253	*
254	* @return bool
255	*/
256	public static function is_installed(): bool {
257	if ( class_exists( 'acf', false ) ) {
258	return true;
259	}
260
261	return false;
262	}
263
264	/**
265	* Singleton instance
266	*/
267	public static function instance() {
268	if (is_null(self::$instance)) {
269	self::$instance = new self();
270	}
271
272	return self::$instance;
273	}
274	}
275