wecantrack / wecantrack.php

wecantrack.php in Affiliate Sales in Google Analytics and other tools 5.4.0, at wecantrack.php

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1	<?php
2	/**
3	* Plugin Name: WeCanTrack
4	* Plugin URI: https://wecantrack.com/wordpress
5	* Description: Integrate all your affiliate sales into Google Analytics, Google Ads, Facebook, Data Studio, and more!
6	* Version: 5.4.0
7	* Author: WeCanTrack
8	* Author URI: https://wecantrack.com
9	* Requires PHP: 7.4
10	* Requires at least: 5.0
11	* Tested up to: 7.0
12	* License: GPLv3
13	* License URI: https://www.gnu.org/licenses/gpl-3.0.html
14	* Text Domain: wecantrack
15	* Domain Path: /languages
16	*/
17
18	if (!defined('ABSPATH')) { die('You are not allowed to call this page directly.'); }
19
20	define('WECANTRACK_VERSION', '5.4.0');
21	define('WECANTRACK_PLUGIN_NAME', 'wecantrack');
22	define('WECANTRACK_PATH', plugin_dir_path(__FILE__));
23	define('WECANTRACK_URL', plugin_dir_url(__FILE__));
24	// Overridable for local development (e.g. in wp-config.php via .wp-env.override.json);
25	// the shipped default always points at production.
26	if (!defined('WECANTRACK_API_BASE_URL')) {
27	define('WECANTRACK_API_BASE_URL', 'https://api.wecantrack.com');
28	}
29
30	// Load core classes
31	require_once(WECANTRACK_PATH . '/WecantrackHelper.php');
32
33	if (is_admin() \|\| defined('WP_CLI')) {
34	require_once(WECANTRACK_PATH . '/WecantrackAdmin.php');
35	new WecantrackAdmin();
36	} else if ((! defined('DOING_CRON') \|\| ! DOING_CRON) && filter_input(INPUT_SERVER, 'REQUEST_URI') !== '/wp-login.php') {
37	// Do not enqueue our JS scripts in Thrive Architect's iframe.
38	$thriveIsActive = defined('TVE_PLUGIN_FILE') && strpos(filter_input(INPUT_SERVER, 'REQUEST_URI'), 'tve=true') !== false;
39	$elementorIsActive = defined('ELEMENTOR_VERSION') && strpos(filter_input(INPUT_SERVER, 'REQUEST_URI'), 'elementor-preview=') !== false;
40	$diviIsActive = defined('ET_CORE_VERSION') && strpos(filter_input(INPUT_SERVER, 'REQUEST_URI'), 'et_fb=') !== false;
41
42	if (! $thriveIsActive && ! $elementorIsActive && ! $diviIsActive) {
43	require_once(WECANTRACK_PATH . '/WecantrackApp.php');
44
45	if (! empty($_GET['afflink']) && ! empty($_GET['data'])) {
46	add_action('template_redirect', 'wecantrack_handle_deprecated_go_redirect');
47	}
48
49	new WecantrackApp();
50	}
51	}
52
53	/**
54	* Installation/Uninstall process
55	*/
56
57	register_activation_hook(__FILE__, 'wecantrack_plugin_activation');
58	register_deactivation_hook(__FILE__, 'wecantrack_plugin_deactivation');
59	register_uninstall_hook(__FILE__, 'wecantrack_plugin_uninstall');
60	add_action('upgrader_process_complete', 'wecantrack_plugin_upgraded', 10, 2);
61	add_action('wecantrack_cron_refresh', 'wecantrack_refresh_website_options');
62
63	// Ensure cron is scheduled for existing installs that updated without reactivating
64	if (is_admin() && !wp_next_scheduled('wecantrack_cron_refresh')) {
65	wp_schedule_event(time(), 'hourly', 'wecantrack_cron_refresh');
66	}
67
68	if (!function_exists('wecantrack_refresh_website_options')) {
69	/**
70	* Cron callback that refreshes website options and tracking code from the WeCanTrack API.
71	*
72	* @return void
73	*/
74	function wecantrack_refresh_website_options()
75	{
76	$api_key = get_option('wecantrack_api_key');
77	if (empty($api_key)) {
78	return;
79	}
80
81	try {
82	WecantrackHelper::refresh_config_with_candidates($api_key, WecantrackHelper::get_candidate_site_urls());
83	} catch (\Exception $e) {
84	error_log('[WeCanTrack] Cron refresh error: ' . $e->getMessage());
85	}
86	}
87	}
88
89	if (!function_exists('wecantrack_plugin_activation')) {
90	/**
91	* Runs on plugin activation.
92	*
93	* Registers default plugin options in the WordPress database.
94	*
95	* @return void
96	*/
97	function wecantrack_plugin_activation()
98	{
99	add_option('wecantrack_api_key', null, null);
100	add_option('wecantrack_plugin_status', 0, null);
101	add_option('wecantrack_fetch_expiration', null, null);
102	add_option('wecantrack_snippet', 1, null);
103	add_option('wecantrack_session_enabler', null, null);
104	add_option('wecantrack_snippet_version', null, null);
105	add_option('wecantrack_domain_patterns', null, null);
106	add_option('wecantrack_custom_redirect_html', null, null);
107	add_option('wecantrack_redirect_options', null, null);
108	add_option('wecantrack_website_options', null, null);
109	add_option('wecantrack_version', null, null);
110	add_option('wecantrack_storage', null, null);
111	add_option('wecantrack_referrer_cookie_status', 0, null);
112	add_option('wecantrack_website_override', null, null);
113
114	if (!wp_next_scheduled('wecantrack_cron_refresh')) {
115	wp_schedule_event(time(), 'hourly', 'wecantrack_cron_refresh');
116	}
117	}
118	}
119
120	if (!function_exists('wecantrack_plugin_deactivation')) {
121	/**
122	* Runs on plugin deactivation.
123	*
124	* Disables plugin functionality without deleting saved options.
125	*
126	* @return void
127	*/
128	function wecantrack_plugin_deactivation()
129	{
130	update_option('wecantrack_plugin_status', 0);
131	wp_clear_scheduled_hook('wecantrack_cron_refresh');
132	}
133	}
134
135	if (!function_exists('wecantrack_plugin_uninstall')) {
136	/**
137	* Runs on plugin uninstall.
138	*
139	* Deletes all plugin options from the WordPress database.
140	* This is a full cleanup to ensure no leftover data remains.
141	*
142	* @return void
143	*/
144	function wecantrack_plugin_uninstall()
145	{
146	delete_option('wecantrack_api_key');
147	delete_option('wecantrack_plugin_status');
148	delete_option('wecantrack_fetch_expiration');
149	delete_option('wecantrack_snippet');
150	delete_option('wecantrack_session_enabler');
151	delete_option('wecantrack_snippet_version');
152	delete_option('wecantrack_domain_patterns');
153	delete_option('wecantrack_custom_redirect_html');
154	delete_option('wecantrack_redirect_options');
155	delete_option('wecantrack_website_options');
156	delete_option('wecantrack_version');
157	delete_option('wecantrack_storage');
158	delete_option('wecantrack_referrer_cookie_status');
159	delete_option('wecantrack_website_override');
160	}
161	}
162
163	if (!function_exists('wecantrack_plugin_upgraded')) {
164	/**
165	* Callback triggered after plugin is updated.
166	*
167	* If this plugin was updated, it refreshes the WeCanTrack tracking code
168	* and website information, then clears all known cache layers.
169	*
170	* @param WP_Upgrader $upgrader_object The upgrader instance.
171	* @param array $options Array of options for the upgrade action.
172	*
173	* @return void
174	*/
175	function wecantrack_plugin_upgraded($upgrader_object, $options) {
176	$current_plugin_path_name = plugin_basename( __FILE__ );
177
178	if ($options['action'] == 'upgrade' && $options['type'] == 'plugin') {
179	foreach($options['plugins'] as $each_plugin) {
180	if ($each_plugin == $current_plugin_path_name) {
181	$api_key = get_option('wecantrack_api_key');
182
183	if (empty($api_key)) {
184	return;
185	}
186
187	// refetch the wecantrack script
188	try {
189	WecantrackHelper::refresh_config_with_candidates($api_key, WecantrackHelper::get_candidate_site_urls());
190	} catch (\Exception $e) {
191	error_log('[WeCanTrack] Error occurred during plugin upgrade. Message: ' . $e->getMessage() . ' in ' . $e->getFile() . ' on line ' . $e->getLine());
192	}
193
194	wecantrack_clear_all_known_caches();
195	}
196	}
197	}
198	}
199	}
200
201	if (!function_exists('wecantrack_clear_all_known_caches')) {
202	/**
203	* Clears cache from known WordPress caching plugins and platforms.
204	*
205	* Attempts to programmatically flush caches for:
206	* - WP Super Cache
207	* - W3 Total Cache
208	* - WP Rocket
209	* - LiteSpeed
210	* - SiteGround
211	* - Autoptimize
212	* - Swift Performance
213	* - Hummingbird
214	* - Comet Cache
215	* - Breeze
216	* - WP Fastest Cache
217	* - WP-Optimize
218	* - Cache Enabler
219	* - Kinsta
220	* - Hyper Cache
221	* - Simple Cache
222	* - Cachify
223	*
224	* @return void
225	*/
226	function wecantrack_clear_all_known_caches() {
227	// WP Super Cache
228	if (function_exists('wp_cache_clear_cache')) {
229	wp_cache_clear_cache();
230	}
231
232	// W3 Total Cache
233	if (class_exists('W3_Plugin_TotalCacheAdmin')) {
234	if (function_exists('w3_instance')) {
235	$w3_plugin_totalcacheadmin = w3_instance('W3_Plugin_TotalCacheAdmin');
236	if (method_exists($w3_plugin_totalcacheadmin, 'flush_all')) {
237	$w3_plugin_totalcacheadmin->flush_all();
238	}
239	}
240	}
241
242	// WP Rocket
243	if (function_exists('rocket_clean_domain')) {
244	rocket_clean_domain();
245	}
246
247	// LiteSpeed Cache
248	do_action('litespeed_purge_all');
249
250	// SiteGround Optimizer
251	if (class_exists('SG_CachePress_Supercacher')) {
252	$sg_cache = new SG_CachePress_Supercacher();
253	$sg_cache->purge_cache();
254	}
255
256	// Autoptimize (Clears only its own cache)
257	if (class_exists('autoptimizeCache')) {
258	autoptimizeCache::clearall();
259	}
260
261	// Swift Performance
262	if (class_exists('Swift_Performance_Cache')) {
263	Swift_Performance_Cache::clear_all_cache();
264	}
265
266	// Hummingbird (by WPMU DEV)
267	do_action('wphb_clear_cache');
268
269	// Comet Cache (Zencache)
270	if (class_exists('comet_cache')) {
271	comet_cache::clear();
272	}
273
274	// Breeze (by Cloudways)
275	if (function_exists('breeze_clear_cache')) {
276	breeze_clear_cache();
277	}
278
279	// WP Fastest Cache
280	if (function_exists('wpfc_clear_all_cache')) {
281	// true = clear minified CSS/JS as well; omit/false if you only need the page cache.
282	wpfc_clear_all_cache(true);
283	}
284
285	// WP-Optimize
286	if (function_exists('wpo_cache_flush')) {
287	wpo_cache_flush();
288	}
289
290	// Cache Enabler
291	if (function_exists('cache_enabler_clear_total_cache')) {
292	cache_enabler_clear_total_cache();
293	}
294
295	// Kinsta MU Cache
296	do_action('kinsta_cache_purge_all');
297
298	// Hyper Cache
299	if (function_exists('hyper_cache_clean')) {
300	hyper_cache_clean();
301	}
302
303	// Simple Cache
304	if (function_exists('sc_clear_cache')) {
305	sc_clear_cache();
306	}
307
308	// Cachify
309	if (function_exists('cachify_flush_total_cache')) {
310	cachify_flush_total_cache();
311	}
312	}
313	}
314
315	if (!function_exists('wecantrack_handle_deprecated_go_redirect')) {
316	/**
317	* Handles deprecated /go redirects.
318	* This function sends a 410 Gone status and displays a message indicating that the redirect method is no longer supported.
319	* Additionally, it optionally emails the admin once per hour if the deprecated link is accessed.
320	*
321	* @return void Terminates script execution with exit().
322	*/
323	function wecantrack_handle_deprecated_go_redirect() {
324	status_header(410); // Gone
325	header('Content-Type: text/html; charset=utf-8');
326
327	echo '<html>';
328	echo '<head>';
329	echo '<meta name="robots" content="noindex,nofollow">';
330	echo '<meta charset="UTF-8">';
331	echo '<title>Redirect Not Available</title>';
332	echo '<style>body{font-family:sans-serif;padding:2em;max-width:600px;margin:auto;}</style>';
333	echo '</head>';
334
335	echo '<body>';
336	echo '<h1>Link no longer available</h1>';
337	echo '<p>This affiliate link redirect method is no longer supported.</p>';
338	echo '<p>If you are the site admin, please clear your website and CDN caches to resolve issues with outdated or broken outgoing links.</p>';
339	if (!empty($_GET['afflink'])) {
340	echo '<p><a href="' . esc_url($_GET['afflink']) . '">Go to offer</a></p>';
341	}
342	echo '<p><a href="' . esc_url(home_url()) . '">Go back to homepage</a></p>';
343
344	echo '</body>';
345	echo '</html>';
346	exit;
347	}
348	}
349