uninstall.php — Smush – Image Optimization, Compression, Lazy Load, WebP & CDN 3.9.8

wp-smushit / uninstall.php

wp-smushit Last commit date

_src 4 years ago app 4 years ago core 4 years ago languages 4 years ago readme.txt 4 years ago uninstall.php 4 years ago wp-smush.php 4 years ago

uninstall.php

189 lines

1	<?php
2	/**
3	* Remove plugin settings data.
4	*
5	* @since 1.7
6	* @package Smush
7	*/
8
9	use Smush\Core\Settings;
10
11	// If uninstall not called from WordPress exit.
12	if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
13	exit();
14	}
15
16	if ( ! class_exists( '\\Smush\\Core\\Settings' ) ) {
17	/* @noinspection PhpIncludeInspection */
18	include_once plugin_dir_path( __FILE__ ) . '/core/class-settings.php';
19	}
20	$keep_data = Settings::get_instance()->get( 'keep_data' );
21
22	// Check if someone want to keep the stats and settings.
23	if ( ( defined( 'WP_SMUSH_PRESERVE_STATS' ) && WP_SMUSH_PRESERVE_STATS ) \|\| true === $keep_data ) {
24	return;
25	}
26
27	global $wpdb;
28
29	$smushit_keys = array(
30	'wp-smush-resmush-list',
31	'wp-smush-nextgen-resmush-list',
32	'wp-smush-resize_sizes',
33	'wp-smush-transparent_png',
34	'wp-smush-image_sizes',
35	'wp-smush-super_smushed',
36	'wp-smush-super_smushed_nextgen',
37	'wp-smush-settings_updated',
38	'wp-smush-hide_smush_welcome',
39	'wp-smush-hide_upgrade_notice',
40	'wp-smush-hide_update_info',
41	'wp-smush-install-type',
42	'wp-smush-version',
43	'wp-smush-scan',
44	'wp-smush-settings',
45	'wp-smush-cdn_status',
46	'wp-smush-lazy_load',
47	'wp-smush-last_run_sync',
48	'wp-smush-networkwide',
49	'wp-smush-cron_update_running',
50	'wp-smush-hide-conflict-notice',
51	'wp-smush-show_upgrade_modal',
52	'wp-smush-preset_configs',
53	'wp-smush-webp_hide_wizard',
54	'wp-smush-hide-tutorials',
55	'wp-smush-hide_tutorials_from_bulk_smush', // Possible leftover from 3.8.4.
56	);
57
58	$db_keys = array(
59	'skip-smush-setup',
60	'smush_global_stats',
61	'wp_smush_stats_nextgen',
62	);
63
64	// Cache Keys.
65	$cache_smush_group = array(
66	'exceeding_items',
67	'wp-smush-resize_count',
68	'wp-smush-resize_savings',
69	'wp-smush-pngjpg_savings',
70	'wp-smush-smushed_ids',
71	'media_attachments',
72	'skipped_images',
73	'images_with_backups',
74	'wp-smush-dir_total_stats',
75	);
76
77	$cache_nextgen_group = array(
78	'wp_smush_images',
79	'wp_smush_images_smushed',
80	'wp_smush_images_unsmushed',
81	'wp_smush_stats_nextgen',
82	);
83
84	if ( ! is_multisite() ) {
85	// Delete Options.
86	foreach ( $smushit_keys as $key ) {
87	delete_option( $key );
88	delete_site_option( $key );
89	}
90
91	foreach ( $db_keys as $key ) {
92	delete_option( $key );
93	delete_site_option( $key );
94	}
95
96	// Delete Cache data.
97	foreach ( $cache_smush_group as $s_key ) {
98	wp_cache_delete( $s_key, 'wp-smush' );
99	}
100
101	foreach ( $cache_nextgen_group as $n_key ) {
102	wp_cache_delete( $n_key, 'nextgen' );
103	}
104
105	wp_cache_delete( 'get_image_sizes', 'smush_image_sizes' );
106
107	delete_transient( 'wp-smush-conflict_check' );
108	}
109
110	// Delete Directory Smush stats.
111	delete_option( 'dir_smush_stats' );
112	delete_option( 'wp_smush_scan' );
113	delete_option( 'wp_smush_api_auth' );
114	delete_site_option( 'wp_smush_api_auth' );
115
116	// Delete Post meta.
117	$meta_type = 'post';
118	$meta_key = 'wp-smpro-smush-data';
119	$meta_value = '';
120	$delete_all = true;
121
122	if ( is_multisite() ) {
123	$offset = 0;
124	$limit = 100;
125	while ( $blogs = $wpdb->get_results( "SELECT blog_id FROM {$wpdb->blogs} LIMIT $offset, $limit", ARRAY_A ) ) {
126	if ( $blogs ) {
127	foreach ( $blogs as $blog ) {
128	switch_to_blog( $blog['blog_id'] );
129	delete_metadata( $meta_type, null, $meta_key, $meta_value, $delete_all );
130	delete_metadata( $meta_type, null, 'wp-smush-lossy', '', $delete_all );
131	delete_metadata( $meta_type, null, 'wp-smush-resize_savings', '', $delete_all );
132	delete_metadata( $meta_type, null, 'wp-smush-original_file', '', $delete_all );
133	delete_metadata( $meta_type, null, 'wp-smush-pngjpg_savings', '', $delete_all );
134
135	foreach ( $smushit_keys as $key ) {
136	delete_option( $key );
137	delete_site_option( $key );
138	}
139
140	foreach ( $db_keys as $key ) {
141	delete_option( $key );
142	delete_site_option( $key );
143	}
144
145	// Delete Cache data.
146	foreach ( $cache_smush_group as $s_key ) {
147	wp_cache_delete( $s_key, 'wp-smush' );
148	}
149
150	foreach ( $cache_nextgen_group as $n_key ) {
151	wp_cache_delete( $n_key, 'nextgen' );
152	}
153
154	wp_cache_delete( 'get_image_sizes', 'smush_image_sizes' );
155	}
156	restore_current_blog();
157	}
158	$offset += $limit;
159	}
160	} else {
161	delete_metadata( $meta_type, null, $meta_key, $meta_value, $delete_all );
162	delete_metadata( $meta_type, null, 'wp-smush-lossy', '', $delete_all );
163	delete_metadata( $meta_type, null, 'wp-smush-resize_savings', '', $delete_all );
164	delete_metadata( $meta_type, null, 'wp-smush-original_file', '', $delete_all );
165	delete_metadata( $meta_type, null, 'wp-smush-pngjpg_savings', '', $delete_all );
166	}
167	// Delete Directory smush table.
168	$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}smush_dir_images" );
169
170	// Delete directory scan data.
171	delete_option( 'wp-smush-scan-step' );
172
173	// Delete all WebP images.
174	global $wp_filesystem;
175	if ( is_null( $wp_filesystem ) ) {
176	WP_Filesystem();
177	}
178
179	$upload_dir = wp_get_upload_dir();
180	$webp_dir = dirname( $upload_dir['basedir'] ) . '/smush-webp';
181	$wp_filesystem->delete( $webp_dir, true );
182
183	// Delete WebP test image.
184	$webp_img = $upload_dir['basedir'] . '/smush-webp-test.png';
185	$wp_filesystem->delete( $webp_img );
186
187	// TODO: Add procedure to delete backup files
188	// TODO: Update NextGen Metadata to remove Smush stats on plugin deletion.
189