backup.php — VikAppointments Services Booking Calendar trunk

vikappointments / admin / controllers / backup.php

vikappointments / admin / controllers Last commit date

backup.php

322 lines

1	<?php
2	/**
3	* @package VikAppointments
4	* @subpackage core
5	* @author E4J s.r.l.
6	* @copyright Copyright (C) 2021 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	VAPLoader::import('libraries.mvc.controllers.admin');
15
16	/**
17	* VikAppointments backup controller.
18	*
19	* @since 1.7.1
20	*/
21	class VikAppointmentsControllerBackup extends VAPControllerAdmin
22	{
23	/**
24	* Task used to save the record data set in the request.
25	* After saving, the user is redirected to the management
26	* page of the record that has been saved.
27	*
28	* @return boolean
29	*/
30	public function save()
31	{
32	$app = JFactory::getApplication();
33	$input = $app->input;
34	$user = JFactory::getUser();
35
36	$ajax = $input->getBool('ajax');
37
38	/**
39	* Added token validation.
40	*
41	* @since 1.7
42	*/
43	if (!JSession::checkToken())
44	{
45	if ($ajax)
46	{
47	// missing CSRF-proof token
48	UIErrorFactory::raiseError(403, JText::translate('JINVALID_TOKEN'));
49	}
50	else
51	{
52	// back to main list, missing CSRF-proof token
53	$app->enqueueMessage(JText::translate('JINVALID_TOKEN'), 'error');
54	$this->cancel();
55
56	return false;
57	}
58	}
59
60	// fetch requested action
61	$args = [];
62	$args['action'] = $input->get('backup_action', 'create');
63
64	if ($args['action'] === 'create')
65	{
66	// get requested backup type
67	$args['type'] = $input->get('type');
68	}
69	else
70	{
71	/**
72	* Take uploaded file.
73	* Use "raw" filter because Joomla seems to block the attachments
74	* containing PHP files.
75	*/
76	$args['file'] = $input->files->get('file', null, 'raw');
77	}
78
79	// check user permissions
80	if (!$user->authorise('core.create', 'com_vikappointments') \|\| !$user->authorise('core.admin', 'com_vikappointments'))
81	{
82	if ($ajax)
83	{
84	// not allowed
85	UIErrorFactory::raiseError(403, JText::translate('JERROR_ALERTNOAUTHOR'));
86	}
87	else
88	{
89	// back to main list, not authorised to create/edit records
90	$app->enqueueMessage(JText::translate('JERROR_ALERTNOAUTHOR'), 'error');
91	$this->cancel();
92
93	return false;
94	}
95	}
96
97	// get backup model
98	$backup = $this->getModel();
99
100	// try to save arguments
101	$id = $backup->save($args);
102
103	if ($id === false)
104	{
105	// get string error
106	$error = $backup->getError(null, true);
107
108	if ($ajax)
109	{
110	UIErrorFactory::raiseError(500, $error);
111	}
112	else
113	{
114	// display error message
115	$app->enqueueMessage(JText::sprintf('JLIB_APPLICATION_ERROR_SAVE_FAILED', $error), 'error');
116
117	// redirect to list page
118	$this->cancel();
119
120	return false;
121	}
122	}
123
124	if ($ajax)
125	{
126	// send the details of the created backup
127	$this->sendJSON($backup->getItem($id));
128	}
129	else
130	{
131	// display generic successful message
132	$app->enqueueMessage(JText::translate('JLIB_APPLICATION_SAVE_SUCCESS'));
133
134	// redirect to list page
135	$this->cancel();
136
137	return true;
138	}
139	}
140
141	/**
142	* Deletes a list of records set in the request.
143	*
144	* @return boolean
145	*/
146	public function delete()
147	{
148	$app = JFactory::getApplication();
149	$cid = $app->input->get('cid', array(), 'string');
150
151	/**
152	* Added token validation.
153	* Both GET and POST are supported.
154	*/
155	if (!JSession::checkToken() && !JSession::checkToken('get'))
156	{
157	// back to main list, missing CSRF-proof token
158	$app->enqueueMessage(JText::translate('JINVALID_TOKEN'), 'error');
159	$this->cancel();
160
161	return false;
162	}
163
164	// check user permissions
165	if (!JFactory::getUser()->authorise('core.delete', 'com_vikappointments') \|\| !JFactory::getUser()->authorise('core.admin', 'com_vikappointments'))
166	{
167	// back to main list, not authorised to delete records
168	$app->enqueueMessage(JText::translate('JERROR_ALERTNOAUTHOR'), 'error');
169	$this->cancel();
170
171	return false;
172	}
173
174	// delete selected records
175	$res = $this->getModel()->delete($cid);
176
177	// back to main list
178	$this->cancel();
179
180	return true;
181	}
182
183	/**
184	* Restores the specified backup.
185	*
186	* @return boolean
187	*/
188	public function restore()
189	{
190	$app = JFactory::getApplication();
191	$cid = $app->input->get('cid', array(), 'string');
192
193	// take only the first backup
194	$cid = array_shift($cid);
195
196	/**
197	* Added token validation.
198	* Both GET and POST are supported.
199	*/
200	if (!JSession::checkToken() && !JSession::checkToken('get'))
201	{
202	// back to main list, missing CSRF-proof token
203	$app->enqueueMessage(JText::translate('JINVALID_TOKEN'), 'error');
204	$this->cancel();
205
206	return false;
207	}
208
209	// check user permissions
210	if (!JFactory::getUser()->authorise('core.admin', 'com_vikappointments'))
211	{
212	// back to main list, not authorised to delete records
213	$app->enqueueMessage(JText::translate('JERROR_ALERTNOAUTHOR'), 'error');
214	$this->cancel();
215
216	return false;
217	}
218
219	$model = $this->getModel();
220
221	// restore backup
222	$res = $model->restore($cid);
223
224	if (!$res)
225	{
226	// get last error
227	$error = $model->getError(null, true);
228
229	if ($error)
230	{
231	$app->enqueueMessage($error, 'error');
232	}
233	}
234	else
235	{
236	$app->enqueueMessage(JText::translate('VAPBACKUPRESTORED'));
237	}
238
239	// back to main list
240	$this->cancel();
241
242	return $res;
243	}
244
245	/**
246	* End-point used to download a backuo archive.
247	*
248	* @return boolean
249	*
250	* @since 1.7.1
251	*/
252	public function download()
253	{
254	$app = JFactory::getApplication();
255	$cid = $app->input->get('cid', array(), 'string');
256
257	// take only the first backup
258	$cid = array_shift($cid);
259
260	/**
261	* Added token validation.
262	* Both GET and POST are supported.
263	*/
264	if (!JSession::checkToken() && !JSession::checkToken('get'))
265	{
266	// back to main list, missing CSRF-proof token
267	$app->enqueueMessage(JText::translate('JINVALID_TOKEN'), 'error');
268	$this->cancel();
269
270	return false;
271	}
272
273	// check user permissions
274	if (!JFactory::getUser()->authorise('core.admin', 'com_vikappointments'))
275	{
276	// back to main list, not authorised to delete records
277	$app->enqueueMessage(JText::translate('JERROR_ALERTNOAUTHOR'), 'error');
278	$this->cancel();
279
280	return false;
281	}
282
283	// fetch backup details
284	$item = $this->getModel()->getItem($cid);
285
286	if (!$item)
287	{
288	// backup not found
289	$app->enqueueMessage(JText::translate('JGLOBAL_NO_MATCHING_RESULTS'), 'error');
290	$this->cancel();
291
292	return false;
293	}
294
295	// execute archive download
296	VAPLoader::import('libraries.archive.factory');
297	VAPArchiveFactory::download($item->path);
298
299	$app->close();
300	}
301
302	/**
303	* Redirects the users to the main records list.
304	*
305	* @return void
306	*/
307	public function cancel()
308	{
309	$this->setRedirect('index.php?option=com_vikappointments&view=backups');
310	}
311
312	/**
313	* Redirects the users to the parent records list.
314	*
315	* @return void
316	*/
317	public function back()
318	{
319	$this->setRedirect('index.php?option=com_vikappointments&view=editconfigapp');
320	}
321	}
322