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 6.12, 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	if(function_exists('get_current_screen')){
18	$screen = get_current_screen();
19	if(is_object($screen)){
20	if($screen->id == 'plugins' \|\| $screen->id == 'plugins-network'){
21	return true;
22	}
23	}
24	}
25	return false;
26	}
27
28	function wpdbbkp_get_current_url(){
29
30	$link = "http";
31
32	if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on'){
33	$link = "https";
34	}
35
36	$link .= "://";
37	$link .= $_SERVER['HTTP_HOST'];
38	$link .= $_SERVER['REQUEST_URI'];
39
40	return $link;
41	}
42
43	/**
44	* display deactivation logic on plugins page
45	*
46	* @since 1.4.0
47	*/
48
49
50	function wpdbbkp_add_deactivation_feedback_modal() {
51
52
53	if( !is_admin() && !wpdbbkp_is_plugins_page()) {
54	return;
55	}
56
57	$current_user = wp_get_current_user();
58	if( !($current_user instanceof WP_User) ) {
59	$email = '';
60	} else {
61	$email = trim( $current_user->user_email );
62	}
63
64	require_once WPDB_PATH."includes/admin/deactivate-feedback.php";
65
66	}
67
68	/**
69	* send feedback via email
70	*
71	* @since 1.4.0
72	*/
73	function wpdbbkp_send_feedback() {
74
75	if ( ! isset( $_POST['wpdbbkp_security_nonce'] ) ){
76	return;
77	}
78	if ( !wp_verify_nonce( $_POST['wpdbbkp_security_nonce'], 'wpdbbkp-pub-nonce' ) ){
79	return;
80	}
81
82	if( ! current_user_can( 'manage_options' ) ) {
83	return;
84	}
85
86	if( isset( $_POST['data'] ) ) {
87	parse_str( $_POST['data'], $form );
88	}
89
90	$text = '';
91	if( isset( $form['wpdbbkp_disable_text'] ) ) {
92	$text = implode( "\n\r", $form['wpdbbkp_disable_text'] );
93	}
94
95	$headers = array();
96
97	$from = isset( $form['wpdbbkp_disable_from'] ) ? $form['wpdbbkp_disable_from'] : '';
98	if( $from ) {
99	$headers[] = "From: $from";
100	$headers[] = "Reply-To: $from";
101	}
102
103	$subject = isset( $form['wpdbbkp_disable_reason'] ) ? $form['wpdbbkp_disable_reason'] : '(no reason given)';
104
105	$subject = $subject.' - Backup for WP Publisher';
106
107	if($subject == 'technical - Backup for WP Publisher'){
108
109	$text = trim($text);
110
111	if(!empty($text)){
112
113	$text = 'technical issue description: '.$text;
114
115	}else{
116
117	$text = 'no description: '.$text;
118	}
119
120	}
121
122	$success = wp_mail( 'team@magazine3.in', $subject, $text, $headers );
123
124	wp_die();
125	}
126	add_action( 'wp_ajax_wpdbbkp_send_feedback', 'wpdbbkp_send_feedback' );
127
128
129
130	add_action( 'admin_enqueue_scripts', 'wpdbbkp_enqueue_makebetter_email_js' );
131
132	function wpdbbkp_enqueue_makebetter_email_js(){
133
134	if( !is_admin() && !wpdbbkp_is_plugins_page()) {
135	return;
136	}
137
138
139	wp_register_script( 'wpdbbkp-make-better-js', WPDB_PLUGIN_URL . '/assets/js/make-better-admin.js', array( 'jquery' ), WPDB_VERSION , true);
140	wp_localize_script('wpdbbkp-make-better-js', 'wpdbbkp_pub_script_vars', array(
141	'nonce' => wp_create_nonce( 'wpdbbkp-pub-nonce' ),)
142	);
143	wp_enqueue_script( 'wpdbbkp-make-better-js');
144	wp_enqueue_style( 'wpdbbkp-make-better-css', WPDB_PLUGIN_URL . '/assets/css/make-better-admin.css', false , WPDB_VERSION);
145	}
146
147	add_filter('admin_footer', 'wpdbbkp_add_deactivation_feedback_modal');
148
149
150	/*
151	* Read the contents of a file using the WordPress filesystem API.
152	*
153	* @param string $file_path The path to the file.
154	* @return string\|false The file contents or false on failure.
155	*/
156	function wpdbbkp_read_file_contents($file_path) {
157	global $wp_filesystem;
158
159	// Initialize the WordPress filesystem, no more using file_get_contents function
160	if (empty($wp_filesystem)) {
161	require_once ABSPATH . 'wp-admin/includes/file.php';
162	WP_Filesystem();
163	}
164
165	// Check if the file exists and is readable
166	if ($wp_filesystem->exists($file_path) && $wp_filesystem->is_readable($file_path)) {
167	return $wp_filesystem->get_contents($file_path);
168	}
169
170	return false;
171	}
172
173	/**
174	* Write data to a file using the WordPress File System API for smaller files and PHP native functions for large files.
175	*
176	* @param string $filename The path to the file to write data to.
177	* @param string $data The data to write.
178	* @param bool $append Whether to append the data to the file (default: false).
179	*/
180	function wpdbbkp_write_file_contents( $filename, $data, $append = false ) {
181	global $wp_filesystem;
182
183	if ( ! function_exists( 'WP_Filesystem' ) ) {
184	require_once ABSPATH . 'wp-admin/includes/file.php';
185	}
186
187	if ( ! WP_Filesystem() ) {
188	return;
189	}
190
191	// Ensure the directory is writable.
192	$dir = dirname( $filename );
193	if ( ! $wp_filesystem->exists( $dir ) ) {
194	$wp_filesystem->mkdir( $dir );
195	}
196
197
198	$file_size = $wp_filesystem->size( $filename );
199
200	// Use the WordPress File System API for small files.
201	if ( $file_size < 104857600 ) { // 100 MB as threshold for large files.
202	// Check if the file exists; create it if it does not.
203	if ( ! $wp_filesystem->exists( $filename ) ) {
204	$wp_filesystem->put_contents( $filename, '', FS_CHMOD_FILE );
205	}
206
207	// Read current contents if appending.
208	$current_content = $append ? $wp_filesystem->get_contents( $filename ) : '';
209
210	// Write the new data.
211	$wp_filesystem->put_contents( $filename, $current_content . $data, FS_CHMOD_FILE );
212	} else {
213	// Use native PHP functions for very large files.
214	$mode = $append ? 'a' : 'w';
215	//phpcs:ignore -- using native PHP functions for large files.
216	$file = fopen( $filename, $mode );
217
218	if ( $file ) {
219	//phpcs:ignore -- using native PHP functions for large files.
220	fwrite( $file, $data );
221	//phpcs:ignore -- using native PHP functions for large files.
222	fclose( $file );
223	} else {
224	error_log( "Failed to open file for writing: $filename" );
225	}
226	}
227	}
228
229	/**
230	* Check if a directory is writable using the WordPress File System API.
231	*
232	* @param string $dir The path to the directory.
233	* @return bool True if the directory is writable, false otherwise.
234	*/
235	function wpdbbkp_is_writable( $dir ) {
236	global $wp_filesystem;
237
238	if ( ! function_exists( 'WP_Filesystem' ) ) {
239	require_once ABSPATH . 'wp-admin/includes/file.php';
240	}
241
242	if ( ! WP_Filesystem() ) {
243	return false;
244	}
245
246
247	return $wp_filesystem->is_writable( $dir );
248	}
249
250
251	/**
252	* Check if a file exists using the WordPress File System API.
253	*
254	* @param string $file The path to the file.
255	* @return bool True if the file exists, false otherwise.
256	*/
257	function wpdbbkp_file_exists( $file ) {
258	global $wp_filesystem;
259
260	if ( ! function_exists( 'WP_Filesystem' ) ) {
261	require_once ABSPATH . 'wp-admin/includes/file.php';
262	}
263
264	if ( ! WP_Filesystem() ) {
265	return false;
266	}
267
268	return $wp_filesystem->exists( $file );
269	}
270
271	/**
272	* Filters an array of backup files to ensure only unique filenames are included.
273	*
274	* @param array $backups Array of backup files.
275	* @return array Filtered array of backup files with unique filenames.
276	*/
277	function wpdbbkp_filter_unique_filenames( $backups ) {
278	$unique_filenames = [];
279	$filtered_backups = [];
280
281	if ( ! empty( $backups ) ) {
282	foreach ( $backups as $backup ) {
283	if ( isset( $backup['filename'] ) && ! in_array( $backup['filename'], $unique_filenames ) ) {
284	$unique_filenames[] = $backup['filename'];
285	$filtered_backups[] = $backup;
286	}
287	}
288	}
289
290	return $filtered_backups;
291	}
292
293