wp-stateless / lib / classes / compatibility / imagify.php

imagify.php in WP-Stateless – Google Cloud Storage 2.2.1, at lib/classes/compatibility/imagify.php

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1	<?php
2	/**
3	* Plugin Name: Imagify
4	* Plugin URI: https://wordpress.org/plugins/imagify/
5	*
6	* Compatibility Description: Enables support for these Imagify Image Optimizer features:
7	* auto-optimize images on upload, bulk optimizer, resize larger images, optimization levels (normal, aggressive, ultra).
8	*
9	*/
10
11	namespace wpCloud\StatelessMedia {
12
13	if(!class_exists('wpCloud\StatelessMedia\Imagify')) {
14
15	class Imagify extends ICompatibility {
16	protected $id = 'imagify';
17	protected $title = 'Imagify Image Optimizer';
18	protected $constant = 'WP_STATELESS_COMPATIBILITY_IMAGIFY';
19	protected $description = 'Enables support for these Imagify Image Optimizer features: auto-optimize images on upload, bulk optimizer, resize larger images, optimization levels (normal, aggressive, ultra).';
20	protected $plugin_file = 'imagify/imagify.php';
21
22	public function module_init($sm){
23	// We need to remove the regular handler for sync
24	// unless in stateless mode we would remove the attachment before it's get optimized.
25	remove_filter( 'wp_update_attachment_metadata', array( "wpCloud\StatelessMedia\Utility", 'add_media' ), 999 );
26	// @todo add media button returns local url.
27	add_filter( 'wp_update_attachment_metadata', array( $this, 'add_media_wrapper' ), 999, 2 );
28
29	add_filter( 'before_imagify_optimize_attachment', array($this, 'fix_missing_file'), 10);
30	add_action( 'after_imagify_optimize_attachment', array($this, 'after_imagify_optimize_attachment'), 10 );
31
32	add_filter( 'before_imagify_restore_attachment', array($this, 'get_image_from_gcs'), 10);
33	add_action( 'after_imagify_restore_attachment', array($this, 'after_imagify_optimize_attachment'), 10 );
34	// Sync from sync tab
35	add_action( 'sm:synced::image', array( $this, 'get_image_from_gcs') );
36
37	}
38
39	/**
40	* @todo
41	* Replacement for default wp_update_attachment_metadata filter of bootstrap class.
42	* To avoid sync same image twice, once on upload and again after optimization.
43	* We also avoid downloading image before optimization on stateless mode.
44	*/
45	public function add_media_wrapper($metadata, $attachment_id){
46	$imagify = new \Imagify_Attachment($attachment_id);
47
48	if ( is_callable( array( $imagify, 'is_extension_supported' ) ) ) {
49	if ( ! $imagify->is_extension_supported() ) {
50	return ud_get_stateless_media()->add_media( $metadata, $attachment_id );
51	}
52	} elseif ( function_exists( 'imagify_is_attachment_mime_type_supported' ) ) {
53	// Use `imagify_is_attachment_mime_type_supported( $attachment_id )`.
54	if ( ! imagify_is_attachment_mime_type_supported( $attachment_id ) ) {
55	return ud_get_stateless_media()->add_media( $metadata, $attachment_id );
56	}
57	} elseif(!wp_attachment_is_image($attachment_id)){
58	return ud_get_stateless_media()->add_media( $metadata, $attachment_id );
59	}
60
61	return $metadata;
62	}
63
64	/**
65	* Try to restore images before compression
66	*
67	* @param $file
68	* @param $attachment_id
69	* @return mixed
70	*/
71	public function fix_missing_file( $attachment_id ) {
72	/**
73	* If hook is triggered by ShortPixel
74	*/
75	if ( !$this->hook_from_imagify($attachment_id) ) return;
76
77	/**
78	* If mode is stateless then we change it to cdn in order images not being deleted before optimization
79	* Remember that we changed mode via global var
80	*/
81	if ( ud_get_stateless_media()->get( 'sm.mode' ) == 'stateless' ) {
82	ud_get_stateless_media()->set( 'sm.mode', 'cdn' );
83	global $wp_stateless_imagify_mode;
84	$wp_stateless_imagify_mode = 'stateless';
85	}
86
87	$upload_basedir = wp_upload_dir();
88	$upload_basedir = trailingslashit( $upload_basedir[ 'basedir' ] );
89	$meta_data = wp_get_attachment_metadata( $attachment_id );
90	$file = $upload_basedir . $meta_data['file'];
91
92	/**
93	* Try to get all missing files from GCS
94	*/
95	if ( !file_exists( $file ) ) {
96	ud_get_stateless_media()->get_client()->get_media( apply_filters( 'wp_stateless_file_name', $meta_data['file']), true, $file );
97	}
98
99	if ( !empty( $meta_data['sizes'] ) && is_array( $meta_data['sizes'] ) ) {
100	foreach( $meta_data['sizes'] as $image ) {
101	if ( !empty( $image['gs_name'] ) && !file_exists( $file = $upload_basedir . $image['gs_name'] ) ) {
102	ud_get_stateless_media()->get_client()->get_media( apply_filters( 'wp_stateless_file_name', $image['gs_name']), true, $file );
103	}
104	}
105	}
106
107	}
108
109	/**
110	* Determine where we hook from
111	* We need to do this only for something specific in shortpixel plugin
112	*
113	* @return bool
114	*/
115	private function hook_from_imagify($attachment_id) {
116	$imagify = new \Imagify_Attachment($attachment_id);
117	if(method_exists($imagify, 'is_running')){
118	return $imagify->is_running($attachment_id);
119	}
120	elseif(get_transient( 'imagify-async-in-progress-' . $attachment_id ) !== false){
121	return true;
122	}
123
124	return false;
125	}
126
127
128	/**
129	* If image size not exist then upload it to GS.
130	*
131	* $args = array(
132	* 'thumbnail' => $thumbnail,
133	* 'p_img_large' => $p_img_large,
134	* )
135	*/
136	public function after_imagify_optimize_attachment($id){
137	/**
138	* Restore stateless mode if needed
139	*/
140	global $wp_stateless_imagify_mode;
141	if ( $wp_stateless_imagify_mode == 'stateless' ) {
142	ud_get_stateless_media()->set( 'sm.mode', 'stateless' );
143	}
144
145	$metadata = wp_get_attachment_metadata( $id );
146	ud_get_stateless_media()->add_media( $metadata, $id, true );
147
148	// Sync backup file with GCS
149	if( current_filter() == 'after_imagify_optimize_attachment' && ud_get_stateless_media()->get( 'sm.mode' ) !== 'stateless' ) {
150	$file_path = get_attached_file( $id );
151	$backup_path = get_imagify_attachment_backup_path( $file_path );
152	if(file_exists($backup_path)){
153	$upload_dir = wp_upload_dir();
154	$overwrite = apply_filters( 'imagify_backup_overwrite_backup', false, $file_path, $backup_path );
155	$name = str_replace(trailingslashit( $upload_dir[ 'basedir' ] ), '', $backup_path);
156	$name = apply_filters( 'wp_stateless_file_name', $name);
157	do_action( 'sm:sync::syncFile', $name, $backup_path, $overwrite);
158	}
159	}
160	}
161
162	/**
163	* Restore backup file from GCS if not exist.
164	*/
165	public function get_image_from_gcs($id){
166	$file_path = get_attached_file( $id );
167	$backup_path = get_imagify_attachment_backup_path( $file_path );
168	if(!file_exists($backup_path)){
169	$upload_dir = wp_upload_dir();
170	$name = str_replace(trailingslashit( $upload_dir[ 'basedir' ] ), '', $backup_path);
171	$name = apply_filters( 'wp_stateless_file_name', $name);
172	do_action( 'sm:sync::syncFile', $name, $backup_path, true);
173	}
174	}
175
176
177	}
178
179	}
180
181	}
182