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PlugVersions – Easily roll back to previous versions of your plugins. / 0.0.7
PlugVersions – Easily roll back to previous versions of your plugins. v0.0.7
0.0.6.RC-1 0.0.7 0.0.8 0.1.0 0.2.0 0.2.1 trunk 0.0.1 0.0.2 0.0.3 0.0.4 0.0.5 0.0.6
plugversions / admin / pr-admin.php

pr-admin.php in PlugVersions – Easily roll back to previous versions of your plugins. 0.0.7, at admin/pr-admin.php

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1 <?php
2 /**
3 * It includes the code for the backend.
4
5 * @package Plugversions
6 */
7 defined( 'PLUGIN_REVISIONS_PLUGIN_DIR' ) || exit; // Exit if not accessed from Plugversions.
8
9 if( wp_doing_ajax() ){
10 require_once PLUGIN_REVISIONS_PLUGIN_DIR . '/admin/pr-ajax-admin.php';
11 }
12
13 register_activation_hook( __FILE__, function() {
14 /**
15 * Actions triggered after plugin activation or after a new site of a multisite installation is created
16 *
17 * @since 0.0.1
18 */
19 if( ! eos_plugin_revision_key() ){
20 update_site_option( 'plugin_revisions',array( 'time' => time() ) );
21 }
22 } );
23
24 add_filter( 'upgrader_package_options',function( $options ) {
25 /**
26 * Update revisions after plugin update
27 *
28 * @since 0.0.1
29 */
30 if( isset( $options['destination'] ) && isset( $options['hook_extra'] ) ){
31 $hook_extra = $options['hook_extra'];
32 if( isset( $hook_extra['plugin'] ) ){
33 $plugin = $hook_extra['plugin'];
34 $plugin_name = dirname( $plugin );
35 $path = sanitize_option( 'upload_path',$options['destination'].'/'.$plugin );
36 if( file_exists( $path ) ){
37 $plugin_data = get_plugin_data( $path );
38 $version = $plugin_data['Version'];
39 if( !class_exists( 'WP_Upgrader' ) ){
40 if( file_exists( ABSPATH.'wp-admin/includes/class-wp-upgrader.php' ) ){
41 require_once ABSPATH.'/wp-admin/includes/class-wp-upgrader.php';
42 }
43 }
44 if( class_exists( 'WP_Upgrader' ) ){
45 $upgrader = new WP_Upgrader();
46 $key = eos_plugin_revision_key();
47 if( $key ){
48 $zip_dirname = 'pr-'.$key.'-'.sanitize_option( 'upload_path',$version ).'-ver-'.dirname( $plugin );
49 $destination = str_replace( dirname( $plugin ), $zip_dirname, sanitize_option( 'upload_path',plugin_dir_path( $path )) );
50 if( !is_dir( $destination ) ){
51 global $wp_filesystem;
52 if( empty( $wp_filesystem ) ){
53 require_once ( ABSPATH .'/wp-admin/includes/file.php' );
54 WP_Filesystem();
55 }
56 $wp_filesystem->mkdir( $destination );
57 }
58 if( !empty( $wp_filesystem ) && $wp_filesystem->is_dir( $destination ) ){
59 $result = copy_dir( plugin_dir_path( $path ),$destination );
60 $zip_dirname .= '.zip';
61 if( eos_pv_create_zip_pclzip( $destination, $zip_dirname ) ) {
62 // If zipped archive created delete the unzipped directory.
63 $wp_filesystem->delete( $destination, true );
64 }
65 eos_plugin_revisions_remove_versions( apply_filters( 'max_plugin_revisions',4 ),$plugin_name );
66 }
67 }
68 }
69 }
70 }
71 }
72 return $options;
73 },10,4 );
74
75 add_filter( 'all_plugins',function( $plugins ){
76 /**
77 * Remove plugin revisions from plugins table in the page wp-admin/plugins.php
78 * Add link to restore previous unzipped versions for backward compatibility
79 *
80 * @since 0.0.1
81 */
82 $key = eos_plugin_revision_key();
83 if( $key ){
84 foreach( $plugins as $plugin => $arr ){
85 if( false !== strpos( $plugin,'pr-'.$key.'-' ) ){
86 unset( $plugins[$plugin] );
87 $parent_plugin = str_replace( 'pr-'.$key.'-','',$plugin );
88 $parent_pluginArr = explode( '-ver-',$parent_plugin );
89 $parent_plugin = isset( $parent_pluginArr[1] ) ? $parent_pluginArr[1] : $parent_plugin;
90 add_filter( 'plugin_action_links_'.$parent_plugin,function( $actions, $plugin_file, $plugin_data, $context ){
91 if( !current_user_can( 'activate_plugin' ) ) return $actions;
92 $key = eos_plugin_revision_key();
93 $all_dirs = scandir( dirname( PLUGIN_REVISIONS_PLUGIN_DIR ) );
94 if( $all_dirs && !empty( $all_dirs ) ){
95 $new_action_links = '';
96 $plugin = dirname( $plugin_file );
97 foreach( $all_dirs as $dir ){
98 if( false !== strpos( $dir,'pr-'.$key.'-' ) && substr( $dir,-strlen( $plugin ),strlen( $plugin ) ) === $plugin ){
99 $ver = str_replace( 'pr-'.$key.'-','',$dir );
100 $verArr = explode( '-ver-',$ver );
101 $ver = $verArr[0];
102 $new_action_links .= '<a class="plugin-revision-action" href="#" data-parent_plugin="'.esc_attr( $plugin_file ).'" data-dir="'.esc_attr( $dir ).'">'.sprintf( esc_html__( 'Replace with version: %s','plugversions' ),$ver ).'</a> ';
103 }
104 }
105 if( '' !== $new_action_links ){
106 $actions['versions'] = '<span class="plugin-revision-wrp"><a href="#">'.esc_html__( 'Revisions','plugin-revisioons' ).'</a><span class="plugin-revisions-vers">'.rtrim( $new_action_links,' ' ).'</span></span>';
107 }
108 }
109 return $actions;
110 },10,4 );
111 }
112 }
113 }
114 return $plugins;
115 } );
116
117 add_action( 'admin_head',function(){
118 /**
119 * Add style to properly show the revisions on the page of plugins
120 *
121 * @since 0.0.1
122 */
123 global $pagenow;
124 if( $pagenow && 'plugins.php' === sanitize_text_field( $pagenow ) ){
125 ?>
126 <style id="plugin-revisions-css" type="text/css">
127 .plugin-revision-wrp{
128 position:relative
129 }
130 .plugin-revisions-vers{
131 display:none;
132 position:absolute;
133 <?php echo is_rtl() ? 'right' : 'left'; ?>:0;
134 top:0
135 }
136 .plugin-revision-wrp:hover .plugin-revisions-vers{
137 display:block;
138 min-width:200px;
139 min-width:max-content;
140 background:#fff;
141 margin-top:15px;
142 padding:10px 10px
143 }
144 .plugin-revision-wrp:hover .plugin-revisions-vers a{
145 display:block;
146 border-bottom:1px dashed;
147 margin-bottom:5px;
148 background-image:url(<?php echo esc_url( PLUGIN_REVISIONS_PLUGIN_URL ); ?>/admin/assets/images/ajax-loader.gif );
149 background-position:-9999px -9999px;
150 background-repeat:no-repeat;
151 background-size:16px 16px
152 }
153 </style>
154 <?php
155 }
156 } );
157
158 add_action( 'admin_footer',function(){
159 /**
160 * Add JS to restore a revision via Ajax
161 *
162 * @since 0.0.1
163 */
164 global $pagenow;
165 if( $pagenow && 'plugins.php' === sanitize_text_field( $pagenow ) ){
166 wp_nonce_field( 'plugin_reviews_restore_version','plugin_reviews_restore_version' );
167 ?>
168 <script id="plugin-revisions-js">
169 function eos_plugin_revisions(){
170 var as = document.getElementsByClassName('plugin-revision-action'),n=0,req = new XMLHttpRequest(),fd=new FormData(),nonce=document.getElementById('plugin_reviews_restore_version').value;
171 for(n;n<as.length;++n){
172 as[n].addEventListener('click',function(e){
173 e.preventDefault();
174 this.style.backgroundPosition = 'center center';
175 for(var k=0;k<as.length;++k){
176 as[k].style.pointerEvents = 'none';
177 }
178 fd.append("dir",this.dataset.dir);
179 fd.append("parent_plugin",this.dataset.parent_plugin);
180 fd.append("nonce",nonce);
181 req.open("POST","<?php echo esc_js( admin_url( 'admin-ajax.php' ) ); ?>" + '?action=eos_plugin_reviews_restore_version',true);
182 req.send(fd);
183 return false;
184 });
185 }
186 req.onload = function(e) {
187 for(n;n<as.length;++n){
188 as[n].style.backgroundPosition = '-9999px -9999px';
189 }
190 if(this.readyState === 4) {
191 window.location.reload();
192 }
193 else{
194 alert('Something went wrong!');
195 }
196 return false;
197 };
198 return false;
199 }
200 eos_plugin_revisions();
201 </script>
202 <?php
203 }
204 if( $pagenow && 'plugin-editor.php' === sanitize_text_field( $pagenow ) ){
205 $key = eos_plugin_revision_key();
206 ?>
207 <script id="plugin-revisions-file-editor-js">
208 function eos_plugin_revisions_fild_editor(){
209 var os=document.getElementById('plugin').getElementsByTagName('option'),n=0,ver='';
210 for(n;n<os.length;++n){
211 if(os[n].value.indexOf("<?php echo esc_js( $key ); ?>") > 0){
212 os[n].innerHTML += ' ' + os[n].value.split('-ver-')[0].split('-')[2];
213 }
214 }
215 }
216 eos_plugin_revisions_fild_editor();
217 </script>
218 <?php
219 }
220 } );
221
222 /**
223 * Remove all plugin revisions
224 *
225 * @since 0.0.1
226 */
227 function eos_plugin_revisions_remove_versions( $N = false,$plugin_name = false ){
228 $key = eos_plugin_revision_key();
229 $all_dirs = eos_plugin_revisions_scandir( dirname( PLUGIN_REVISIONS_PLUGIN_DIR ) );
230 global $wp_filesystem;
231 if( empty( $wp_filesystem ) ){
232 require_once ABSPATH . 'wp-admin/includes/file.php';
233 WP_Filesystem();
234 }
235 if( $all_dirs && !empty( $all_dirs ) ){
236 foreach( $all_dirs as $all_dir ){
237 if( substr( $all_dir,-strlen( $plugin_name ),strlen( $plugin_name ) ) !== $plugin_name ){
238 unset( $all_dirs[array_search( $all_dir,$all_dirs )] );
239 }
240 }
241 $n = 0;
242 foreach( $all_dirs as $dir ){
243 if( false !== strpos( $dir,'pr-'.$key.'-' ) ){
244 if( $N && $n < ( count( $all_dirs ) - absint( $N ) ) ){
245 $result = $wp_filesystem->delete( dirname( PLUGIN_REVISIONS_PLUGIN_DIR ).'/'.$dir,true );
246 }
247 }
248 ++$n;
249 }
250 }
251 }
252
253 /**
254 * Remove all revisions of all the plugins
255 *
256 * @since 0.0.1
257 */
258 function eos_plugin_revisions_remove_all_versions(){
259 $key = eos_plugin_revision_key();
260 $all_dirs = eos_plugin_revisions_scandir( dirname( PLUGIN_REVISIONS_PLUGIN_DIR ) );
261 global $wp_filesystem;
262 if( empty( $wp_filesystem ) ){
263 require_once ABSPATH . 'wp-admin/includes/file.php';
264 WP_Filesystem();
265 }
266 if( $all_dirs && !empty( $all_dirs ) ){
267 foreach( $all_dirs as $dir ){
268 if( false !== strpos( $dir,'pr-'.$key.'-' ) ){
269 $result = $wp_filesystem->delete( dirname( PLUGIN_REVISIONS_PLUGIN_DIR ).'/'.$dir,true );
270 }
271 }
272 }
273 }
274
275 /**
276 * Revisions scandir
277 *
278 * @since 0.0.1
279 */
280 function eos_plugin_revisions_scandir( $dir ) {
281 $ignored = array('.', '..', '.svn', '.htaccess');
282 $files = array();
283 foreach( scandir( $dir ) as $file ){
284 if( in_array( $file,$ignored ) ) continue;
285 $files[$file] = filemtime( $dir.'/'.$file );
286 }
287 asort( $files );
288 $files = array_keys( $files );
289 return ( $files ) ? $files : false;
290 }
291
292 add_action( 'admin_init', 'eos_pv_restore_revision_links' );
293 /**
294 * Add links to restore previous revisions from zipped plugins.
295 *
296 * @since 0.0.6
297 */
298 function eos_pv_restore_revision_links() {
299 $key = eos_plugin_revision_key();
300 if( $key ){
301 $all_plugin_files = scandir( WP_PLUGIN_DIR );
302 if( $all_plugin_files && is_array( $all_plugin_files ) && ! empty( $all_plugin_files ) ) {
303 require_once PLUGIN_REVISIONS_PLUGIN_DIR . '/admin/classes/class-plugversions-restoring-link.php';
304 foreach( $all_plugin_files as $plugin ) {
305 if( 'zip' === pathinfo( $plugin, PATHINFO_EXTENSION ) ) {
306 if( false !== strpos( $plugin, 'pr-' . $key .'-' ) && false !== strpos( $plugin, '-ver-' ) ) {
307 $arr = explode( 'ver-', $plugin );
308 $arr = explode( '-', $arr[0] );
309 if( 'pr' === $arr[0] && isset( $arr[1] ) && $key === $arr[1] && isset( $arr[2] ) ) {
310 $version = $arr[2];
311 $plugin_name = str_replace( array( 'pr-' . $key . '-' . $version . '-ver-', '.zip' ), array( '', '' ), $plugin );
312 if( is_dir( WP_PLUGIN_DIR . '/' . $plugin_name ) ) {
313 $link = new PlugVersions_Restoring_Link( $key, $version, $plugin, $plugin_name );
314 }
315 }
316 }
317 }
318 }
319 }
320 }
321 }
322
323