← All changes | libraries/system/install.php +701 -0 1.6.3 → 1.8.16 View file →

		@@ -1,0 +1,701 @@
	1	+<?php
	2	+/**
	3	+ * @package VikBooking - Libraries
	4	+ * @subpackage system
	5	+ * @author E4J s.r.l.
	6	+ * @copyright Copyright (C) 2018 E4J s.r.l. All Rights Reserved.
	7	+ * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
	8	+ * @link https://vikwp.com
	9	+ */
	10	+
	11	+// No direct access
	12	+defined('ABSPATH') or die('No script kiddies please!');
	13	+
	14	+VikBookingLoader::import('update.manager');
	15	+VikBookingLoader::import('update.license');
	16	+
	17	+/**
	18	+ * Class used to handle the activation, deactivation and
	19	+ * uninstallation of VikBooking plugin.
	20	+ *
	21	+ * @since 1.0
	22	+ */
	23	+class VikBookingInstaller
	24	+{
	25	+ /**
	26	+ * Flag used to init the class only once.
	27	+ *
	28	+ * @var boolean
	29	+ */
	30	+ protected static $init = false;
	31	+
	32	+ /**
	33	+ * Initialize the class attaching wp actions.
	34	+ *
	35	+ * @return void
	36	+ */
	37	+ public static function onInit()
	38	+ {
	39	+ // init only if not done yet
	40	+ if (static::$init === false)
	41	+ {
	42	+ // handle installation message
	43	+ add_action('admin_notices', array('VikBookingInstaller', 'handleMessage'));
	44	+
	45	+ /**
	46	+ * Register hooks and actions here
	47	+ */
	48	+
	49	+ // mark flag as true to avoid init it again
	50	+ static::$init = true;
	51	+ }
	52	+
	53	+ /**
	54	+ * Check whether the Pro license has expired.
	55	+ *
	56	+ * @since 1.2.8
	57	+ */
	58	+ add_action('admin_notices', array('VikBookingInstaller', 'handleUpdateWarning'));
	59	+ }
	60	+
	61	+ /**
	62	+ * Handles the activation of the plugin.
	63	+ *
	64	+ * @param boolean $message True to display the activation message,
	65	+ * false to ignore it.
	66	+ *
	67	+ * @return void
	68	+ */
	69	+ public static function activate($message = true)
	70	+ {
	71	+ // get installed software version
	72	+ $version = get_option('vikbooking_software_version', null);
	73	+
	74	+ // check if the plugin has been already installed
	75	+ if (is_null($version))
	76	+ {
	77	+ // dispatch UPDATER to launch installation queries
	78	+ VikBookingUpdateManager::install();
	79	+
	80	+ // mark the plugin has installed to avoid duplicated installation queries
	81	+ update_option('vikbooking_software_version', VIKBOOKING_SOFTWARE_VERSION);
	82	+ }
	83	+
	84	+ if ($message)
	85	+ {
	86	+ // set activation flag to display a message
	87	+ add_option('vikbooking_onactivate', 1);
	88	+ }
	89	+ }
	90	+
	91	+ /**
	92	+ * Handles the deactivation of the plugin.
	93	+ *
	94	+ * @return void
	95	+ */
	96	+ public static function deactivate()
	97	+ {
	98	+ // do nothing for the moment
	99	+ }
	100	+
	101	+ /**
	102	+ * Handles the uninstallation of the plugin.
	103	+ *
	104	+ * @param boolean $drop True to drop the tables of VikBooking from the database.
	105	+ *
	106	+ * @return void
	107	+ */
	108	+ public static function uninstall($drop = true)
	109	+ {
	110	+ // dispatch UPDATER to drop database tables
	111	+ VikBookingUpdateManager::uninstall($drop);
	112	+
	113	+ // delete installation flag
	114	+ delete_option('vikbooking_software_version');
	115	+ }
	116	+
	117	+ /**
	118	+ * Handles the uninstallation of the plugin.
	119	+ * Proxy for uninstall method which always force database drop.
	120	+ *
	121	+ * @return void
	122	+ *
	123	+ * @uses uninstall()
	124	+ *
	125	+ * @since 1.2.6
	126	+ */
	127	+ public static function delete()
	128	+ {
	129	+ // complete uninstallation by dropping the database
	130	+ static::uninstall(true);
	131	+ }
	132	+
	133	+ /**
	134	+ * Checks if the current version should be updated
	135	+ * and, eventually, processes it.
	136	+ *
	137	+ * @return void
	138	+ */
	139	+ public static function update()
	140	+ {
	141	+ // get installed software version
	142	+ $version = get_option('vikbooking_software_version', null);
	143	+
	144	+ $app = JFactory::getApplication();
	145	+
	146	+ // check if we are running an older version
	147	+ if (VikBookingUpdateManager::shouldUpdate($version))
	148	+ {
	149	+ /**
	150	+ * Avoid useless redirections if doing ajax.
	151	+ *
	152	+ * @since 1.1.6
	153	+ */
	154	+ if (!wp_doing_ajax() && $app->isAdmin())
	155	+ {
	156	+ // Turn on maintenance mode before running the update.
	157	+ // In case the maintenance mode was already active, then
	158	+ // an error message will be thrown.
	159	+ static::setMaintenance(true);
	160	+
	161	+ // process the update (we don't need to raise an error)
	162	+ VikBookingUpdateManager::update($version);
	163	+
	164	+ // update cached plugin version
	165	+ update_option('vikbooking_software_version', VIKBOOKING_SOFTWARE_VERSION);
	166	+
	167	+ // deactivate the maintenance mode on update completion
	168	+ static::setMaintenance(false);
	169	+
	170	+ /**
	171	+ * Check if pro version, but attempt to re-download the Pro settings
	172	+ * within the current loading flow rather than redirecting. In case
	173	+ * something goes wrong, fallback to the old "get pro" redirect method.
	174	+ *
	175	+ * @since 1.5.11
	176	+ */
	177	+ if (VikBookingLicense::isPro())
	178	+ {
	179	+ // load license model
	180	+ $model = JModel::getInstance('vikbooking', 'license', 'admin');
	181	+
	182	+ // download PRO version hoping that all will go fine
	183	+ $result = $model->download(VikBookingLicense::getKey());
	184	+
	185	+ if ($result === false)
	186	+ {
	187	+ // an error occurred, retrieve it as exception
	188	+ $error = $model->getError(null, $toString = true);
	189	+
	190	+ // display exception error
	191	+ $app->enqueueMessage($error, 'error');
	192	+
	193	+ // fallback to the pro-package download page (old method)
	194	+ $app->redirect('index.php?option=com_vikbooking&view=getpro&version=' . $version);
	195	+ $app->close();
	196	+ }
	197	+ }
	198	+ }
	199	+ }
	200	+ // check if the current instance is a new blog of a network
	201	+ else if (is_null($version))
	202	+ {
	203	+ /**
	204	+ * The version is NULL, vikbooking_software_version doesn't
	205	+ * exist as an option of this blog.
	206	+ * We need to launch the installation manually.
	207	+ *
	208	+ * @see activate()
	209	+ *
	210	+ * @since 1.0.6
	211	+ */
	212	+
	213	+ // Use FALSE to ignore the activation message
	214	+ static::activate(false);
	215	+ }
	216	+ }
	217	+
	218	+ /**
	219	+ * Callback used to complete the update of the plugin
	220	+ * made after a scheduled event.
	221	+ *
	222	+ * @param array $results The results of all attempted updates.
	223	+ *
	224	+ * @return void
	225	+ *
	226	+ * @since 1.3.12
	227	+ */
	228	+ public static function automaticUpdate($results)
	229	+ {
	230	+ // create log trace
	231	+ $trace = '### VikBooking Automatic Update | ' . JHtml::fetch('date', new JDate(), 'Y-m-d H:i:s') . "\n\n";
	232	+ $trace .= "```json\n" . json_encode($results, JSON_PRETTY_PRINT) . "\n```\n\n";
	233	+
	234	+ if (empty($results['plugin']))
	235	+ {
	236	+ $results['plugin'] = [];
	237	+ }
	238	+
	239	+ // iterate all plugins
	240	+ foreach ($results['plugin'] as $plugin)
	241	+ {
	242	+ if (!empty($plugin->item->slug))
	243	+ {
	244	+ // register check trace
	245	+ $trace .= "Does `{$plugin->item->slug}` match `vikbooking`?\n\n";
	246	+
	247	+ // make sure the plugin slug matches this one
	248	+ if ($plugin->item->slug == 'vikbooking')
	249	+ {
	250	+ // register status trace
	251	+ $trace .= "Did WP complete the update without errors? [" . ($plugin->result ? 'Y' : 'N') . "]\n\n";
	252	+
	253	+ // plugin found, make sure the update was successful
	254	+ if ($plugin->result)
	255	+ {
	256	+ try
	257	+ {
	258	+ // register version trace
	259	+ $trace .= sprintf("Updating from [%s] to [%s]...\n\n", VIKBOOKING_SOFTWARE_VERSION, $plugin->item->new_version);
	260	+
	261	+ // complete the update in background
	262	+ static::backgroundUpdate($plugin->item->new_version);
	263	+
	264	+ // update completed without errors
	265	+ $trace .= "Background update completed\n\n";
	266	+ }
	267	+ catch (Exception $e)
	268	+ {
	269	+ // something went wrong, register error within the trace
	270	+ $trace .= sprintf(
	271	+ "An error occurred while trying to finalize the update (%d):\n> %s\n\n",
	272	+ $e->getCode(),
	273	+ $e->getMessage()
	274	+ );
	275	+
	276	+ /**
	277	+ * @todo An error occurred while trying to download the PRO version,
	278	+ * evaluate to send an e-mail to the administrator.
	279	+ */
	280	+ }
	281	+ }
	282	+ }
	283	+ }
	284	+ }
	285	+
	286	+ // register debug trace within a log file
	287	+ JLoader::import('adapter.filesystem.file');
	288	+ JFile::write(VIKBOOKING_BASE . DIRECTORY_SEPARATOR . 'au-log.md', $trace . "---\n\n");
	289	+ }
	290	+
	291	+ /**
	292	+ * Same as update task, but all made in background.
	293	+ *
	294	+ * @param string $new_version The new version of the plugin.
	295	+ *
	296	+ * @return void
	297	+ *
	298	+ * @since 1.3.12
	299	+ */
	300	+ protected static function backgroundUpdate($new_version)
	301	+ {
	302	+ // get installed software version
	303	+ $version = get_option('vikbooking_software_version', null);
	304	+
	305	+ // DO NOT use shouldUpdate method because, since we are always within
	306	+ // the same flow, the version constant is still referring to the previous
	307	+ // version. So, always assume to proceed with the update of the plugin.
	308	+
	309	+ // Turn on maintenance mode before running the update.
	310	+ // In case the maintenance mode was already active, then
	311	+ // an error message will be thrown.
	312	+ static::setMaintenance(true);
	313	+
	314	+ // process the update (we don't need to raise an error)
	315	+ VikBookingUpdateManager::update($version);
	316	+
	317	+ // update cached plugin version
	318	+ update_option('vikbooking_software_version', $new_version);
	319	+
	320	+ // deactivate the maintenance mode on update completion
	321	+ static::setMaintenance(false);
	322	+
	323	+ // check if pro version
	324	+ if (VikBookingLicense::isPro())
	325	+ {
	326	+ // load license model
	327	+ $model = JModel::getInstance('vikbooking', 'license', 'admin');
	328	+
	329	+ // download PRO version hoping that all will go fine
	330	+ $result = $model->download(VikBookingLicense::getKey());
	331	+
	332	+ if ($result === false)
	333	+ {
	334	+ // an error occurred, retrieve it as exception
	335	+ $error = $model->getError(null, $toString = false);
	336	+
	337	+ // propagate exception
	338	+ throw $error;
	339	+ }
	340	+ }
	341	+ }
	342	+
	343	+ /**
	344	+ * Checks whether the automatic updates should be turned off.
	345	+ * This is useful to prevent auto-updates for those customers
	346	+ * that are running an expired PRO version. This will avoid
	347	+ * losing the files after an unexpected update.
	348	+ *
	349	+ * @param boolean $update The current auto-update choice.
	350	+ * @param object $item The plugin offer.
	351	+ *
	352	+ * @return mixed Null to let WP decides, false to always deny it.
	353	+ *
	354	+ * @since 1.3.12
	355	+ */
	356	+ public static function useAutoUpdate($update, $item)
	357	+ {
	358	+ // make sure we are fetching VikBooking
	359	+ if (!empty($item->slug) && $item->slug == 'vikbooking')
	360	+ {
	361	+ // plugin found, lets check whether the user is
	362	+ // not running the PRO version
	363	+ if (!VikBookingLicense::isPro())
	364	+ {
	365	+ // not a PRO version, check whether a license
	366	+ // key was registered
	367	+ if (VikBookingLicense::getKey())
	368	+ {
	369	+ // The plugin registered a key; the customer
	370	+ // chose to let the license expires...
	371	+ // We need to prevent auto-updates.
	372	+ $update = false;
	373	+ }
	374	+ }
	375	+ }
	376	+
	377	+ return $update;
	378	+ }
	379	+
	380	+ /**
	381	+ * Toggle maintenance mode for the site.
	382	+ * Creates/deletes the maintenance file to enable/disable maintenance mode.
	383	+ *
	384	+ * @param boolean $enable True to enable maintenance mode, false to disable.
	385	+ *
	386	+ * @return void
	387	+ *
	388	+ * @since 1.4.4
	389	+ * @since 1.4.7 the maintenance mode also relies on database options, not only on a file.
	390	+ * we also allow to turn off/skip maintenance mode by passing a value in query string.
	391	+ */
	392	+ protected static function setMaintenance($enable)
	393	+ {
	394	+ $maintenance_file_path = VIKBOOKING_BASE . '/maintenance.txt';
	395	+ $maintenance_db_option = 'vikbooking_maintenance';
	396	+
	397	+ if ($enable)
	398	+ {
	399	+ // check if we are in maintenance mode
	400	+ if (JFile::exists($maintenance_file_path) && get_option($maintenance_db_option, null) !== null)
	401	+ {
	402	+ // allow to skip maintenance mode via query string
	403	+ if (JFactory::getApplication()->input->getInt('skip_maintenance', 0))
	404	+ {
	405	+ // turn off maintenance mode
	406	+ return static::setMaintenance(false);
	407	+ }
	408	+
	409	+ // raise error message in case the update process is currently running
	410	+ $skip_maintenance_url = JUri::current();
	411	+ $skip_maintenance_url .= (strpos($skip_maintenance_url, '?') === false ? '?' : '&') . 'skip_maintenance=1';
	412	+ wp_die(
	413	+ // message to be displayed
	414	+ '<h1>Maintenance</h1>' .
	415	+ '<p>VikBooking is in maintenance mode. Please wait a minute for the update to complete.</p>',
	416	+ // page title to set
	417	+ 'Maintenance',
	418	+ // arguments to control behavior
	419	+ array(
	420	+ // set link for the message to be displayed
	421	+ 'link_url' => $skip_maintenance_url,
	422	+ 'link_text' => 'Skip Maintenance',
	423	+ // HTTP error code "locked"
	424	+ 'code' => 423,
	425	+ )
	426	+ );
	427	+ }
	428	+
	429	+ // make sure no time limits will impact the process to restore the necessary files
	430	+ ignore_user_abort(true);
	431	+ set_time_limit(0);
	432	+
	433	+ // enter maintenance mode for the current version
	434	+ JFile::write($maintenance_file_path, VIKBOOKING_SOFTWARE_VERSION);
	435	+ update_option($maintenance_db_option, VIKBOOKING_SOFTWARE_VERSION);
	436	+ }
	437	+ else
	438	+ {
	439	+ // turn off maintenance mode
	440	+ JFile::delete($maintenance_file_path);
	441	+ delete_option($maintenance_db_option);
	442	+ }
	443	+ }
	444	+
	445	+ /**
	446	+ * In case of an expired PRO version, prompts a message informing
	447	+ * the user that it is going to lose the PRO features.
	448	+ *
	449	+ * @param array $data An array of plugin metadata.
	450	+ * @param array $response An array of metadata about the available plugin update.
	451	+ *
	452	+ * @return void
	453	+ *
	454	+ * @since 1.3.12
	455	+ */
	456	+ public static function getUpdateMessage($data, $response)
	457	+ {
	458	+ // check whether the user is not running the PRO version
	459	+ if (!VikBookingLicense::isPro())
	460	+ {
	461	+ // not a PRO version, check whether a license
	462	+ // key was registered
	463	+ if (VikBookingLicense::getKey())
	464	+ {
	465	+ // The plugin registered a key; the customer
	466	+ // chose to let the license expires...
	467	+ // We need to display an alert.
	468	+ add_action('admin_footer', function() use ($data, $response)
	469	+ {
	470	+ // display layout
	471	+ echo JLayoutHelper::render(
	472	+ 'html.license.update',
	473	+ array($data, $response),
	474	+ null,
	475	+ array('component' => 'com_vikbooking')
	476	+ );
	477	+ });
	478	+ }
	479	+ }
	480	+ }
	481	+
	482	+ /**
	483	+ * Helper method used to obtain the list of breaking
	484	+ * changes registered within the wordpress options.
	485	+ *
	486	+ * @return array
	487	+ *
	488	+ * @since 1.6.5
	489	+ */
	490	+ public static function getBreakingChanges()
	491	+ {
	492	+ // get existing breaking changes
	493	+ $files = get_option('vikbooking_breaking_changes');
	494	+ // decode from JSON
	495	+ return (array) ($files ? json_decode($files, true) : null);
	496	+ }
	497	+
	498	+ /**
	499	+ * Helper method used to register a list of breaking
	500	+ * changes within the wordpress options.
	501	+ *
	502	+ * @param array $files The files to register.
	503	+ *
	504	+ * @return void
	505	+ *
	506	+ * @since 1.6.5
	507	+ */
	508	+ public static function registerBreakingChanges(array $files)
	509	+ {
	510	+ if ($files)
	511	+ {
	512	+ // get existing files
	513	+ $existing = static::getBreakingChanges();
	514	+
	515	+ foreach ($files as $client => $list)
	516	+ {
	517	+ if (!$list)
	518	+ {
	519	+ // ignore in case the list is empty
	520	+ continue;
	521	+ }
	522	+
	523	+ if (!isset($existing[$client]))
	524	+ {
	525	+ // no client set, register it right now
	526	+ $existing[$client] = (array) $list;
	527	+ }
	528	+ else
	529	+ {
	530	+ // client already set, merge existing with new ones (get rid of duplicates)
	531	+ $existing[$client] = array_values(array_unique(array_merge($existing[$client], (array) $list)));
	532	+ }
	533	+ }
	534	+
	535	+ // register within an option the breaking changes
	536	+ update_option('vikbooking_breaking_changes', json_encode($existing));
	537	+ }
	538	+ }
	539	+
	540	+ /**
	541	+ * Helper method used to unregister a list of breaking
	542	+ * changes within the wordpress options.
	543	+ *
	544	+ * @param string|array|null $files The file(s) to unregister.
	545	+ * Leave empty to clear all the files.
	546	+ *
	547	+ * @return void
	548	+ *
	549	+ * @since 1.6.5
	550	+ */
	551	+ public static function unregisterBreakingChanges($files = null)
	552	+ {
	553	+ if ($files)
	554	+ {
	555	+ $existing = static::getBreakingChanges();
	556	+
	557	+ // scan all the provided files
	558	+ foreach ((array) $files as $file)
	559	+ {
	560	+ // search path under each client
	561	+ foreach ($existing as $client => $list)
	562	+ {
	563	+ // get index of the specified file
	564	+ $index = array_search($file, $list);
	565	+
	566	+ if ($index === false)
	567	+ {
	568	+ // path not found, ignore
	569	+ continue;
	570	+ }
	571	+
	572	+ // remove path at the specified index
	573	+ array_splice($existing[$client], $index, 1);
	574	+
	575	+ if (!$existing[$client])
	576	+ {
	577	+ // remove client as there are no more pending overrides
	578	+ unset($existing[$client]);
	579	+ }
	580	+ }
	581	+ }
	582	+
	583	+ if ($existing)
	584	+ {
	585	+ // update breaking changes in case the list is not empty
	586	+ update_option('vikbooking_breaking_changes', json_encode($existing));
	587	+ }
	588	+ else
	589	+ {
	590	+ // directly delete the breaking changes option otherwise
	591	+ static::unregisterBreakingChanges();
	592	+ }
	593	+ }
	594	+ else
	595	+ {
	596	+ // clear breaking changes
	597	+ delete_option('vikbooking_breaking_changes');
	598	+ }
	599	+ }
	600	+
	601	+ /**
	602	+ * Helper method used to show the breaking changes to
	603	+ * the administrator. This method will have no effect
	604	+ * in case the logged-in user is not an administrator.
	605	+ *
	606	+ * @return void
	607	+ *
	608	+ * @since 1.6.5
	609	+ */
	610	+ public static function showBreakingChanges()
	611	+ {
	612	+ // make sure the user is an administrator
	613	+ if (JFactory::getUser()->authorise('core.admin', 'com_vikbooking'))
	614	+ {
	615	+ // retieve breaking changes list, if any
	616	+ $bc = static::getBreakingChanges();
	617	+
	618	+ if ($bc)
	619	+ {
	620	+ // use layout to render the warning message
	621	+ $warn = JLayoutHelper::render(
	622	+ 'html.overrides.bc',
	623	+ ['files' => $bc],
	624	+ null,
	625	+ ['component' => 'com_vikbooking']
	626	+ );
	627	+
	628	+ // enqueue warning to be displayed
	629	+ JFactory::getApplication()->enqueueMessage($warn, 'warning');
	630	+ }
	631	+ }
	632	+ }
	633	+
	634	+ /**
	635	+ * Method used to check for any installation message to show.
	636	+ *
	637	+ * @return void
	638	+ */
	639	+ public static function handleMessage()
	640	+ {
	641	+ $app = JFactory::getApplication();
	642	+
	643	+ // if we are in the admin section and the plugin has been activated
	644	+ if ($app->isAdmin() && get_option('vikbooking_onactivate') == 1)
	645	+ {
	646	+ // delete the activation flag to avoid displaying the message more than once
	647	+ delete_option('vikbooking_onactivate');
	648	+
	649	+ ?>
	650	+ <div class="notice is-dismissible notice-success">
	651	+ <p>
	652	+ <strong>Thanks for activating our plugin!</strong>
	653	+ <a href="https://vikwp.com" target="_blank">https://vikwp.com</a>
	654	+ </p>
	655	+ </div>
	656	+ <?php
	657	+ }
	658	+ }
	659	+
	660	+ /**
	661	+ * Check if the Pro version has expired to alert the user that an
	662	+ * update would actually mean downgrading to the free version.
	663	+ *
	664	+ * @since 1.2.8
	665	+ */
	666	+ public static function handleUpdateWarning()
	667	+ {
	668	+ global $pagenow;
	669	+
	670	+ if ($pagenow == 'plugins.php' && VikBookingLicense::isExpired() && !VikBookingLicense::hasVcm())
	671	+ {
	672	+ if (!JFactory::getApplication()->input->cookie->getInt('vbo_update_warning_hide', 0))
	673	+ {
	674	+ ?>
	675	+ <div class="notice is-dismissible notice-warning" id="vbo-update-warning">
	676	+ <p>
	677	+ <strong><?php echo JText::translate('VBOPROVEXPWARNUPD'); ?></strong>
	678	+ </p>
	679	+ </div>
	680	+
	681	+ <script type="text/javascript">
	682	+ jQuery(function() {
	683	+ jQuery('#vbo-update-warning').on('click', '.notice-dismiss', function(event, el) {
	684	+ var numWeeks = 1;
	685	+ if (typeof localStorage !== 'undefined') {
	686	+ numWeeks = localStorage.getItem('vbo_update_warning_hide_count');
	687	+ numWeeks = !numWeeks ? 0 : parseInt(numWeeks);
	688	+ numWeeks++;
	689	+ localStorage.setItem('vbo_update_warning_hide_count', numWeeks);
	690	+ }
	691	+ var nd = new Date();
	692	+ nd.setDate(nd.getDate() + (7 * numWeeks));
	693	+ document.cookie = 'vbo_update_warning_hide=1; expires=' + nd.toUTCString() + '; path=/; SameSite=Lax';
	694	+ });
	695	+ });
	696	+ </script>
	697	+ <?php
	698	+ }
	699	+ }
	700	+ }
	701	+}