wp-database-backup / includes / admin / mb-helper-functions.php

mb-helper-functions.php in WP Database Backup – Unlimited Database & Files Backup by Backup for WP 7.1, at includes/admin/mb-helper-functions.php

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1	<?php
2
3
4	// Exit if accessed directly
5	if (!defined('ABSPATH'))
6	exit;
7
8	/**
9	* Helper method to check if user is in the plugins page.
10	*
11	* @author
12	* @since 1.4.0
13	*
14	* @return bool
15	*/
16	function wpdbbkp_is_plugins_page()
17	{
18	if (function_exists('get_current_screen')) {
19	$screen = get_current_screen();
20	if (is_object($screen)) {
21	if ($screen->id == 'plugins' \|\| $screen->id == 'plugins-network') {
22	return true;
23	}
24	}
25	}
26	return false;
27	}
28
29	function wpdbbkp_get_current_url()
30	{
31
32	$link = "http";
33
34	if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on') {
35	$link = "https";
36	}
37
38	$link .= "://";
39	$link .= $_SERVER['HTTP_HOST'];
40	$link .= $_SERVER['REQUEST_URI'];
41
42	return $link;
43	}
44
45	/**
46	* display deactivation logic on plugins page
47	*
48	* @since 1.4.0
49	*/
50
51
52	function wpdbbkp_add_deactivation_feedback_modal()
53	{
54
55
56	if (!is_admin() && !wpdbbkp_is_plugins_page()) {
57	return;
58	}
59
60	$current_user = wp_get_current_user();
61	if (!($current_user instanceof WP_User)) {
62	$email = '';
63	} else {
64	$email = trim($current_user->user_email);
65	}
66
67	require_once WPDB_PATH . "includes/admin/deactivate-feedback.php";
68
69	}
70
71	/**
72	* send feedback via email
73	*
74	* @since 1.4.0
75	*/
76	function wpdbbkp_send_feedback()
77	{
78
79	if (!isset($_POST['wpdbbkp_security_nonce'])) {
80	return;
81	}
82	if (!wp_verify_nonce($_POST['wpdbbkp_security_nonce'], 'wpdbbkp-pub-nonce')) {
83	return;
84	}
85
86	if (!current_user_can('manage_options')) {
87	return;
88	}
89
90	if (isset($_POST['data'])) {
91	parse_str($_POST['data'], $form);
92	}
93
94	$text = '';
95	if (isset($form['wpdbbkp_disable_text'])) {
96	$text = implode("\n\r", $form['wpdbbkp_disable_text']);
97	}
98
99	$headers = array();
100
101	$from = isset($form['wpdbbkp_disable_from']) ? $form['wpdbbkp_disable_from'] : '';
102	if ($from) {
103	$headers[] = "From: $from";
104	$headers[] = "Reply-To: $from";
105	}
106
107	$subject = isset($form['wpdbbkp_disable_reason']) ? $form['wpdbbkp_disable_reason'] : '(no reason given)';
108
109	$subject = $subject . ' - Backup for WP Publisher';
110
111	if ($subject == 'technical - Backup for WP Publisher') {
112
113	$text = trim($text);
114
115	if (!empty($text)) {
116
117	$text = 'technical issue description: ' . $text;
118
119	} else {
120
121	$text = 'no description: ' . $text;
122	}
123
124	}
125
126	$success = wp_mail('team@magazine3.in', $subject, $text, $headers);
127
128	wp_die();
129	}
130	add_action('wp_ajax_wpdbbkp_send_feedback', 'wpdbbkp_send_feedback');
131
132
133
134	add_action('admin_enqueue_scripts', 'wpdbbkp_enqueue_makebetter_email_js');
135
136	function wpdbbkp_enqueue_makebetter_email_js()
137	{
138
139	if (!is_admin() && !wpdbbkp_is_plugins_page()) {
140	return;
141	}
142
143
144	wp_register_script('wpdbbkp-make-better-js', WPDB_PLUGIN_URL . '/assets/js/make-better-admin.js', array('jquery'), WPDB_VERSION, true);
145	wp_localize_script(
146	'wpdbbkp-make-better-js',
147	'wpdbbkp_pub_script_vars',
148	array(
149	'nonce' => wp_create_nonce('wpdbbkp-pub-nonce')
150	)
151	);
152	wp_enqueue_script('wpdbbkp-make-better-js');
153	wp_enqueue_style('wpdbbkp-make-better-css', WPDB_PLUGIN_URL . '/assets/css/make-better-admin.css', false, WPDB_VERSION);
154	}
155
156	add_filter('admin_footer', 'wpdbbkp_add_deactivation_feedback_modal');
157
158
159	/*
160	* Read the contents of a file using the WordPress filesystem API.
161	*
162	* @param string $file_path The path to the file.
163	* @return string\|false The file contents or false on failure.
164	*/
165	function wpdbbkp_read_file_contents($file_path)
166	{
167	global $wp_filesystem;
168
169	// Initialize the WordPress filesystem, no more using file_get_contents function
170	if (empty($wp_filesystem)) {
171	require_once ABSPATH . 'wp-admin/includes/file.php';
172	WP_Filesystem();
173	}
174
175	// Check if the file exists and is readable
176	if ($wp_filesystem->exists($file_path) && $wp_filesystem->is_readable($file_path)) {
177	return $wp_filesystem->get_contents($file_path);
178	}
179
180	return false;
181	}
182
183	/**
184	* Write data to a file using the WordPress File System API for smaller files and PHP native functions for large files.
185	*
186	* @param string $filename The path to the file to write data to.
187	* @param string $data The data to write.
188	* @param bool $append Whether to append the data to the file (default: false).
189	*/
190	function wpdbbkp_write_file_contents($filename, $data, $append = false)
191	{
192	global $wp_filesystem;
193
194	if (!function_exists('WP_Filesystem')) {
195	require_once ABSPATH . 'wp-admin/includes/file.php';
196	}
197
198	if (!WP_Filesystem()) {
199	return;
200	}
201
202	// Ensure the directory is writable.
203	$dir = dirname($filename);
204	if (!$wp_filesystem->exists($dir)) {
205	$wp_filesystem->mkdir($dir);
206	}
207
208
209	$file_size = $wp_filesystem->size($filename);
210
211	// Use the WordPress File System API for small files.
212	if ($file_size < 104857600) { // 100 MB as threshold for large files.
213	// Check if the file exists; create it if it does not.
214	if (!$wp_filesystem->exists($filename)) {
215	$wp_filesystem->put_contents($filename, '', FS_CHMOD_FILE);
216	}
217
218	// Read current contents if appending.
219	$current_content = $append ? $wp_filesystem->get_contents($filename) : '';
220
221	// Write the new data.
222	$wp_filesystem->put_contents($filename, $current_content . $data, FS_CHMOD_FILE);
223	} else {
224	// Use native PHP functions for very large files.
225	$mode = $append ? 'a' : 'w';
226	//phpcs:ignore -- using native PHP functions for large files.
227	$file = fopen($filename, $mode);
228
229	if ($file) {
230	//phpcs:ignore -- using native PHP functions for large files.
231	fwrite($file, $data);
232	//phpcs:ignore -- using native PHP functions for large files.
233	fclose($file);
234	} else {
235	error_log("Failed to open file for writing: $filename");
236	}
237	}
238	}
239
240	/**
241	* Check if a directory is writable using the WordPress File System API.
242	*
243	* @param string $dir The path to the directory.
244	* @return bool True if the directory is writable, false otherwise.
245	*/
246	function wpdbbkp_is_writable($dir)
247	{
248	global $wp_filesystem;
249
250	if (!function_exists('WP_Filesystem')) {
251	require_once ABSPATH . 'wp-admin/includes/file.php';
252	}
253
254	if (!WP_Filesystem()) {
255	return false;
256	}
257
258
259	return $wp_filesystem->is_writable($dir);
260	}
261
262
263	/**
264	* Check if a file exists using the WordPress File System API.
265	*
266	* @param string $file The path to the file.
267	* @return bool True if the file exists, false otherwise.
268	*/
269	function wpdbbkp_file_exists($file)
270	{
271	global $wp_filesystem;
272
273	if (!function_exists('WP_Filesystem')) {
274	require_once ABSPATH . 'wp-admin/includes/file.php';
275	}
276
277	if (!WP_Filesystem()) {
278	return false;
279	}
280
281	return $wp_filesystem->exists($file);
282	}
283
284	/**
285	* Filters an array of backup files to ensure only unique filenames are included.
286	*
287	* @param array $backups Array of backup files.
288	* @return array Filtered array of backup files with unique filenames.
289	*/
290	function wpdbbkp_filter_unique_filenames($backups)
291	{
292	$unique_filenames = [];
293	$filtered_backups = [];
294
295	if (!empty($backups)) {
296	foreach ($backups as $backup) {
297	if (isset($backup['filename']) && !in_array($backup['filename'], $unique_filenames)) {
298	$unique_filenames[] = $backup['filename'];
299	$filtered_backups[] = $backup;
300	}
301	}
302	}
303
304	return $filtered_backups;
305	}
306
307	/**
308	* function to get current user name and email
309	*/
310	function wpdbbkp_get_current_user_name_email()
311	{
312	$current_user = wp_get_current_user();
313	if ($current_user) {
314	if ($current_user instanceof WP_User) {
315	if ($current_user->exists()) {
316	return array('name' => base64_encode($current_user->display_name ? $current_user->display_name : $current_user->user_login), 'email' => base64_encode($current_user->user_email));
317	}
318	}
319	}
320
321	return array('name' => '', 'email' => '');
322	}
323
324	function wpdbbkp_if_remote_active()
325	{
326	$remote = get_option('wp_db_backup_destination_cd', 0);
327	$token = get_option('wpdb_clouddrive_token', false);
328	if ($remote == 1 && $token) {
329	return true;
330	}
331	return false;
332	}
333
334
335
336	function wpdbbkp_save_remote_token()
337	{
338
339	$json_response = array('status' => 'fail', 'message' => 'Something went wrong, please try again later.');
340	if (!isset($_POST['wpdbbkp_security_nonce'])) {
341	$json_response['message'] = 'Invalid request';
342	return;
343	}
344	if (!wp_verify_nonce($_POST['wpdbbkp_security_nonce'], 'wpdbbkp_ajax_check_nonce')) {
345	$json_response['message'] = 'Invalid request';
346	return;
347	}
348
349	if (!current_user_can('manage_options')) {
350	$json_response['message'] = 'Unauthorized request';
351	return;
352	}
353
354	$token = isset($_POST['token']) ? wp_unslash($_POST['token']) : '';
355
356	if ($token) {
357	update_option('wpdb_clouddrive_token', sanitize_text_field($token));
358	update_option('wp_db_backup_destination_cd', 1);
359	$json_response['status'] = 'success';
360	$json_response['message'] = 'Token Saved';
361
362	}
363
364	echo wp_json_encode($json_response);
365	wp_die();
366	}
367	add_action('wp_ajax_wpdbbkp_save_remote_token', 'wpdbbkp_save_remote_token');