infinite-uploads / infinite-uploads.php

infinite-uploads.php in Infinite Uploads – Offload, Optimize & Organize Your Media Library trunk, at infinite-uploads.php

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1	<?php
2	/*
3	* Plugin Name: Infinite Uploads
4	* Description: Infinitely scalable cloud storage and delivery for your videos and uploads made easy! Upload directly to cloud storage and manage your files right from the WordPress Media Library.
5	* Version: 3.3.4
6	* Author: Infinite Uploads
7	* Author URI: https://infiniteuploads.com/?utm_source=iup_plugin&utm_medium=plugin&utm_campaign=iup_plugin&utm_content=meta
8	* Text Domain: infinite-uploads
9	* Requires at least: 6.0
10	* Tested up to: 7.1
11	* Requires PHP: 8.0
12	* License: GPLv2
13	* License URI: https://www.gnu.org/licenses/gpl-2.0.html
14	* Network: true
15	*
16	* Inspired by AWS PHP SDK stream wrapper code from the S3 Uploads plugin by Human Made https://github.com/humanmade/S3-Uploads.
17	*
18	* Copyright 2021-2026 ClikIT, LLC
19	*/
20
21	define( 'INFINITE_UPLOADS_VERSION', '3.3.4' );
22
23	// Composer-generated autoload files (vendor/autoload.php,
24	// vendor/composer/autoload_.php, vendor/composer/installed.) are NOT
25	// committed to git — they must be regenerated per-environment by running
26	// `composer install --no-dev` from the plugin directory. Historically these
27	// files WERE committed with dev references baked in, which fataled on live
28	// (`require '.../mockery/library/helpers.php'` — dev-only, absent on prod).
29	// If they're missing on this install, halt the plugin gracefully with an
30	// admin notice instead of a hard fatal on the first autoloaded class access.
31	if ( ! file_exists( __DIR__ . '/vendor/composer/autoload_real.php' ) ) {
32	add_action( 'admin_notices', 'infinite_uploads_missing_autoload_notice' );
33	add_action( 'network_admin_notices', 'infinite_uploads_missing_autoload_notice' );
34
35	function infinite_uploads_missing_autoload_notice() {
36	echo '<div class="notice notice-error"><p><strong>Infinite Uploads:</strong> '
37	. esc_html__( 'Composer dependencies are not installed. Run ', 'infinite-uploads' )
38	. '<code>composer install --no-dev</code>'
39	. esc_html__( ' from the plugin directory, or replace this checkout with the release ZIP from wordpress.org.', 'infinite-uploads' )
40	. '</p></div>';
41	}
42
43	return;
44	}
45
46	require_once __DIR__ . '/vendor/autoload.php';
47
48	// Load action scheduler.
49	require_once dirname( __FILE__ ) . '/libs/action-scheduler/action-scheduler.php';
50
51	if ( defined( 'WP_CLI' ) && WP_CLI ) {
52	\WP_CLI::add_command( 'infinite-uploads', '\ClikIT\InfiniteUploads\InfiniteUploadsWPCLICommand' );
53	}
54
55	//require_once 'inc/class-infinite-uploads-wp-mail.php';
56	register_activation_hook( __FILE__, 'infinite_uploads_install' );
57
58	add_action( 'plugins_loaded', 'infinite_uploads_init' );
59
60	function infinite_uploads_init() {
61	//how much to try uploading/downloading per ajax loop (we want as much as possible without exceeding (php timeout - ajax_timeout) to avoid 504s
62	if ( ! defined( 'INFINITE_UPLOADS_SYNC_MAX_BYTES' ) ) {
63	define( 'INFINITE_UPLOADS_SYNC_MAX_BYTES', MB_IN_BYTES * 12 );
64	}
65	//This is the maximum to transfer in parallel within the INFINITE_UPLOADS_SYNC_MAX_BYTES size.
66	if ( ! defined( 'INFINITE_UPLOADS_SYNC_CONCURRENCY' ) ) {
67	define( 'INFINITE_UPLOADS_SYNC_CONCURRENCY', 15 );
68	}
69	if ( ! defined( 'INFINITE_UPLOADS_SYNC_MULTIPART_CONCURRENCY' ) ) {
70	define( 'INFINITE_UPLOADS_SYNC_MULTIPART_CONCURRENCY', 5 );
71	}
72	if ( ! defined( 'INFINITE_UPLOADS_SYNC_PER_LOOP' ) ) {
73	define( 'INFINITE_UPLOADS_SYNC_PER_LOOP', 1000 );
74	}
75	// Page size for the continuous-iterator sync/download Generators —
76	// how many rows each DB refresh pulls when the current page exhausts.
77	if ( ! defined( 'INFINITE_UPLOADS_SYNC_ITERATOR_PAGE_SIZE' ) ) {
78	define( 'INFINITE_UPLOADS_SYNC_ITERATOR_PAGE_SIZE', 200 );
79	}
80	// Rolling window of recently-yielded file names carried as a NOT IN
81	// clause on each page refresh, to keep a still-in-flight file from
82	// being re-yielded when the fresh (errors=0) pool starts running out.
83	// The Transfer manager holds at most INFINITE_UPLOADS_SYNC_CONCURRENCY
84	// (default 15) files in-flight, so 100 is roughly 6x headroom. A
85	// yielded file older than the window that (a) succeeded is already
86	// excluded by the SELECT's `synced = 0` predicate, or (b) failed
87	// sits behind errors=0 rows in the ORDER BY tail and only reappears
88	// after the fresh pool drains below the page size — same
89	// intra-request retry semantics as the pre-refactor code.
90	if ( ! defined( 'INFINITE_UPLOADS_SYNC_ITERATOR_INFLIGHT_WINDOW' ) ) {
91	define( 'INFINITE_UPLOADS_SYNC_ITERATOR_INFLIGHT_WINDOW', 100 );
92	}
93	// Per-level cap on the exclusion tree. See prepare_directory_tree()
94	// docblock and the `infinite_uploads_exclude_tree_max_nodes` filter.
95	if ( ! defined( 'INFINITE_UPLOADS_EXCLUDE_TREE_MAX_NODES' ) ) {
96	define( 'INFINITE_UPLOADS_EXCLUDE_TREE_MAX_NODES', 2000 );
97	}
98	if ( ! defined( 'INFINITE_UPLOADS_HTTP_CACHE_CONTROL' ) ) {
99	define( 'INFINITE_UPLOADS_HTTP_CACHE_CONTROL', YEAR_IN_SECONDS );
100	}
101	//we cache the last object uploaded to cloud in memory so it can be processed without downloading again.
102	if ( ! defined( 'INFINITE_UPLOADS_STREAM_CACHE_MAX_BYTES' ) ) {
103	define( 'INFINITE_UPLOADS_STREAM_CACHE_MAX_BYTES', MB_IN_BYTES * 32 );
104	}
105
106	// Require Our custom AWS Autoloader file.
107
108	require_once dirname( __FILE__ ) . '/vendor/Aws3/aws-autoloader.php';
109
110	if ( ! infinite_uploads_check_requirements() ) {
111	return;
112	}
113
114	infinite_uploads_upgrade();
115
116	$instance = \ClikIT\InfiniteUploads\InfiniteUploads::get_instance();
117
118	require_once dirname( __FILE__ ) . '/functions.php';
119
120	$instance->setup();
121	}
122
123	function infinite_uploads_upgrade() {
124
125	// Network-wide table (infinite_uploads_files) — one option gates the whole network.
126	$installed = get_site_option( 'iup_installed' );
127	if ( INFINITE_UPLOADS_VERSION != $installed ) {
128	infinite_uploads_install();
129	}
130
131	// Per-site folder tables — each subsite tracks its own version independently.
132	$folders_installed = get_option( 'iup_folders_installed' );
133	if ( INFINITE_UPLOADS_VERSION != $folders_installed ) {
134	infinite_uploads_install_folders();
135	}
136
137	// One-time backfill: prior versions excluded /bb-plugin/cache/ entirely, so any
138	// images BB had already cropped before this release were never added to
139	// infinite_uploads_files. Schedule an async walk + queue so the existing
140	// iu_bb_cache_push handler can offload them. Idempotent — flag is set when done.
141	//
142	// is_main_site() guard: the flag is network-wide (get_site_option), but
143	// `infinite_uploads_upgrade()` runs on every plugins_loaded across every
144	// subsite. Without this guard, multiple subsite requests can each pass the
145	// `wp_next_scheduled` check before any of them actually schedule, racing to
146	// queue duplicate iu_bb_carveout_backfill events. Restricting to the main
147	// site collapses the race to a single scheduler.
148	if ( is_main_site() && ! get_site_option( 'iup_bb_carveout_backfilled' ) && ! wp_next_scheduled( 'iu_bb_carveout_backfill' ) ) {
149	wp_schedule_single_event( time() + 60, 'iu_bb_carveout_backfill' );
150	}
151	}
152
153	function infinite_uploads_install() {
154	global $wpdb;
155
156	//prevent race condition during upgrade by setting option before running potentially long query
157	if ( is_multisite() ) {
158	update_site_option( 'iup_installed', INFINITE_UPLOADS_VERSION );
159	} else {
160	update_option( 'iup_installed', INFINITE_UPLOADS_VERSION, true );
161	}
162
163	$charset_collate = $wpdb->get_charset_collate();
164
165	//191 is the maximum innodb default key length on utf8mb4
166	$sql = "CREATE TABLE {$wpdb->base_prefix}infinite_uploads_files (
167	`file` VARCHAR(255) NOT NULL,
168	`size` BIGINT UNSIGNED NOT NULL DEFAULT '0',
169	`modified` INT UNSIGNED NOT NULL,
170	`type` VARCHAR(20) NOT NULL,
171	`transferred` BIGINT UNSIGNED NOT NULL DEFAULT '0',
172	`synced` BOOLEAN NOT NULL DEFAULT '0',
173	`deleted` BOOLEAN NOT NULL DEFAULT '0',
174	`errors` INT UNSIGNED NOT NULL DEFAULT '0',
175	`transfer_status` TEXT NULL DEFAULT NULL,
176	PRIMARY KEY (`file`(191)),
177	KEY `type` (`type`),
178	KEY `synced` (`synced`),
179	KEY `deleted` (`deleted`)
180	) {$charset_collate};";
181
182	if ( ! function_exists( 'dbDelta' ) ) {
183	require_once ABSPATH . 'wp-admin/includes/upgrade.php';
184	}
185
186	dbDelta( $sql );
187
188	// Create per-site folder tables for the current site.
189	infinite_uploads_install_folders();
190	}
191
192	/**
193	* Create (or upgrade) the per-site media-folder tables for the current subsite.
194	*
195	* Uses $wpdb->prefix so each subsite gets its own tables, keeping folder
196	* assignments isolated to the site that owns the attachment posts.
197	* Gated by a per-site option so it runs independently on every subsite.
198	*/
199	function infinite_uploads_install_folders() {
200	global $wpdb;
201
202	// Prevent race conditions by marking done before the potentially slow dbDelta.
203	update_option( 'iup_folders_installed', INFINITE_UPLOADS_VERSION, true );
204
205	$charset_collate = $wpdb->get_charset_collate();
206
207	// Media folders table.
208	$sql = "CREATE TABLE {$wpdb->prefix}infinite_uploads_media_folders (
209	id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
210	name VARCHAR(255) NOT NULL,
211	parent_id BIGINT UNSIGNED NOT NULL DEFAULT 0,
212	sort_order INT UNSIGNED NOT NULL DEFAULT 0,
213	created_by BIGINT UNSIGNED NOT NULL DEFAULT 0,
214	created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
215	updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
216	color VARCHAR(20) NOT NULL DEFAULT '',
217	PRIMARY KEY (id),
218	KEY parent_id (parent_id),
219	KEY sort_order (sort_order)
220	) {$charset_collate};";
221
222	// Media-to-folder relationship table.
223	$sql .= "\nCREATE TABLE {$wpdb->prefix}infinite_uploads_media_folder_relationships (
224	folder_id BIGINT UNSIGNED NOT NULL,
225	attachment_id BIGINT UNSIGNED NOT NULL,
226	PRIMARY KEY (folder_id, attachment_id),
227	KEY attachment_id (attachment_id)
228	) {$charset_collate};";
229
230	if ( ! function_exists( 'dbDelta' ) ) {
231	require_once ABSPATH . 'wp-admin/includes/upgrade.php';
232	}
233
234	dbDelta( $sql );
235	}
236
237	// Create folder tables for each new subsite when it is provisioned.
238	add_action( 'wp_initialize_site', function ( $new_site ) {
239	switch_to_blog( $new_site->blog_id );
240	infinite_uploads_install_folders();
241	restore_current_blog();
242	} );
243
244	/**
245	* Check whether the environment meets the plugin's requirements, like the minimum PHP version.
246	*
247	* @return bool True if the requirements are met, else false.
248	*/
249	function infinite_uploads_check_requirements() {
250	global $wp_version;
251	$hook = is_multisite() ? 'network_admin_notices' : 'admin_notices';
252
253	if ( version_compare( PHP_VERSION, '5.5.0', '<' ) ) {
254	add_action( $hook, 'infinite_uploads_outdated_php_version_notice' );
255
256	return false;
257	}
258
259	if ( version_compare( $wp_version, '5.3.0', '<' ) ) {
260	add_action( $hook, 'infinite_uploads_outdated_wp_version_notice' );
261
262	return false;
263	}
264
265	return true;
266	}
267
268	/**
269	* Print an admin notice when the PHP version is not high enough.
270	*
271	* This has to be a named function for compatibility with PHP 5.2.
272	*/
273	function infinite_uploads_outdated_php_version_notice() {
274	?>
275	<div class="notice notice-warning is-dismissible"><p>
276	<?php printf( esc_html__( 'The Infinite Uploads plugin requires PHP version 5.5.0 or higher. Your server is running PHP version %s.', 'infinite-uploads' ), PHP_VERSION ); ?>
277	</p></div>
278	<?php
279	}
280
281	/**
282	* Print an admin notice when the WP version is not high enough.
283	*
284	* This has to be a named function for compatibility with PHP 5.2.
285	*/
286	function infinite_uploads_outdated_wp_version_notice() {
287	global $wp_version;
288	?>
289	<div class="notice notice-warning is-dismissible"><p>
290	<?php printf( esc_html__( 'The Infinite Uploads plugin requires WordPress version 5.3 or higher. Your server is running WordPress version %s.', 'infinite-uploads' ), $wp_version ); ?>
291	</p></div>
292	<?php
293	}
294
295	/**
296	* Check if URL rewriting is enabled.
297	*
298	* @return bool
299	*/
300	function infinite_uploads_enabled() {
301	return get_site_option( 'iup_enabled' );
302	}
303
304	/**
305	* Autoload callback.
306	*
307	* @param $class_name string Name of the class to load.
308	*/
309	function infinite_uploads_autoload( $class_name ) {
310	/*
311	* Load plugin classes:
312	* - Class name: Infinite_Uploads_Image_Editor_Imagick.
313	* - File name: class-infinite-uploads-image-editor-imagick.php.
314	*/
315	$class_file = 'class-' . strtolower( str_replace( '_', '-', $class_name ) ) . '.php';
316	$class_path = dirname( __FILE__ ) . '/inc/' . $class_file;
317
318	if ( file_exists( $class_path ) ) {
319	require $class_path;
320
321	return;
322	}
323	}
324
325	// spl_autoload_register( 'infinite_uploads_autoload' );
326