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1 <?php 2 /** 3 * Edit plugin file editor administration panel. 4 * 5 * @package WordPress 6 * @subpackage Administration 7 */ 8 9 /** WordPress Administration Bootstrap */ 10 require_once __DIR__ . '/admin.php'; 11 12 if ( is_multisite() && ! is_network_admin() ) { 13 wp_redirect( network_admin_url( 'plugin-editor.php' ) ); 14 exit; 15 } 16 17 if ( ! current_user_can( 'edit_plugins' ) ) { 18 wp_die( __( 'Sorry, you are not allowed to edit plugins for this site.' ) ); 19 } 20 21 // Used in the HTML title tag. 22 $title = __( 'Edit Plugins' ); 23 $parent_file = 'plugins.php'; 24 25 $plugins = get_plugins(); 26 27 if ( empty( $plugins ) ) { 28 require_once ABSPATH . 'wp-admin/admin-header.php'; 29 ?> 30 <div class="wrap"> 31 <h1><?php echo esc_html( $title ); ?></h1> 32 <div id="message" class="error"><p><?php _e( 'No plugins are currently available.' ); ?></p></div> 33 </div> 34 <?php 35 require_once ABSPATH . 'wp-admin/admin-footer.php'; 36 exit; 37 } 38 39 $file = ''; 40 $plugin = ''; 41 if ( isset( $_REQUEST['file'] ) ) { 42 $file = wp_unslash( $_REQUEST['file'] ); 43 } 44 45 if ( isset( $_REQUEST['plugin'] ) ) { 46 $plugin = wp_unslash( $_REQUEST['plugin'] ); 47 } 48 49 if ( empty( $plugin ) ) { 50 if ( $file ) { 51 52 // Locate the plugin for a given plugin file being edited. 53 $file_dirname = dirname( $file ); 54 foreach ( array_keys( $plugins ) as $plugin_candidate ) { 55 if ( $plugin_candidate === $file || ( '.' !== $file_dirname && dirname( $plugin_candidate ) === $file_dirname ) ) { 56 $plugin = $plugin_candidate; 57 break; 58 } 59 } 60 61 // Fallback to the file as the plugin. 62 if ( empty( $plugin ) ) { 63 $plugin = $file; 64 } 65 } else { 66 $plugin = array_keys( $plugins ); 67 $plugin = $plugin[0]; 68 } 69 } 70 71 $plugin_files = get_plugin_files( $plugin ); 72 73 if ( empty( $file ) ) { 74 $file = $plugin_files[0]; 75 } 76 77 $file = validate_file_to_edit( $file, $plugin_files ); 78 $real_file = WP_PLUGIN_DIR . '/' . $file; 79 80 // Handle fallback editing of file when JavaScript is not available. 81 $edit_error = null; 82 $posted_content = null; 83 84 if ( 'POST' === $_SERVER['REQUEST_METHOD'] ) { 85 $r = wp_edit_theme_plugin_file( wp_unslash( $_POST ) ); 86 if ( is_wp_error( $r ) ) { 87 $edit_error = $r; 88 if ( check_ajax_referer( 'edit-plugin_' . $file, 'nonce', false ) && isset( $_POST['newcontent'] ) ) { 89 $posted_content = wp_unslash( $_POST['newcontent'] ); 90 } 91 } else { 92 wp_redirect( 93 add_query_arg( 94 array( 95 'a' => 1, // This means "success" for some reason. 96 'plugin' => $plugin, 97 'file' => $file, 98 ), 99 admin_url( 'plugin-editor.php' ) 100 ) 101 ); 102 exit; 103 } 104 } 105 106 // List of allowable extensions. 107 $editable_extensions = wp_get_plugin_file_editable_extensions( $plugin ); 108 109 if ( ! is_file( $real_file ) ) { 110 wp_die( sprintf( '<p>%s</p>', __( 'File does not exist! Please double check the name and try again.' ) ) ); 111 } else { 112 // Get the extension of the file. 113 if ( preg_match( '/\.([^.]+)$/', $real_file, $matches ) ) { 114 $ext = strtolower( $matches[1] ); 115 // If extension is not in the acceptable list, skip it. 116 if ( ! in_array( $ext, $editable_extensions, true ) ) { 117 wp_die( sprintf( '<p>%s</p>', __( 'Files of this type are not editable.' ) ) ); 118 } 119 } 120 } 121 122 get_current_screen()->add_help_tab( 123 array( 124 'id' => 'overview', 125 'title' => __( 'Overview' ), 126 'content' => 127 '<p>' . __( 'You can use the plugin file editor to make changes to any of your plugins’ individual PHP files. Be aware that if you make changes, plugins updates will overwrite your customizations.' ) . '</p>' . 128 '<p>' . __( 'Choose a plugin to edit from the dropdown menu and click the Select button. Click once on any file name to load it in the editor, and make your changes. Don’t forget to save your changes (Update File) when you’re finished.' ) . '</p>' . 129 '<p>' . __( 'The Documentation menu below the editor lists the PHP functions recognized in the plugin file. Clicking Look Up takes you to a web page about that particular function.' ) . '</p>' . 130 '<p id="editor-keyboard-trap-help-1">' . __( 'When using a keyboard to navigate:' ) . '</p>' . 131 '<ul>' . 132 '<li id="editor-keyboard-trap-help-2">' . __( 'In the editing area, the Tab key enters a tab character.' ) . '</li>' . 133 '<li id="editor-keyboard-trap-help-3">' . __( 'To move away from this area, press the Esc key followed by the Tab key.' ) . '</li>' . 134 '<li id="editor-keyboard-trap-help-4">' . __( 'Screen reader users: when in forms mode, you may need to press the Esc key twice.' ) . '</li>' . 135 '</ul>' . 136 '<p>' . __( 'If you want to make changes but don’t want them to be overwritten when the plugin is updated, you may be ready to think about writing your own plugin. For information on how to edit plugins, write your own from scratch, or just better understand their anatomy, check out the links below.' ) . '</p>' . 137 ( is_network_admin() ? '<p>' . __( 'Any edits to files from this screen will be reflected on all sites in the network.' ) . '</p>' : '' ), 138 ) 139 ); 140 141 get_current_screen()->set_help_sidebar( 142 '<p><strong>' . __( 'For more information:' ) . '</strong></p>' . 143 '<p>' . __( '<a href="https://wordpress.org/support/article/plugins-editor-screen/">Documentation on Editing Plugins</a>' ) . '</p>' . 144 '<p>' . __( '<a href="https://developer.wordpress.org/plugins/">Documentation on Writing Plugins</a>' ) . '</p>' . 145 '<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>' 146 ); 147 148 $settings = array( 149 'codeEditor' => wp_enqueue_code_editor( array( 'file' => $real_file ) ), 150 ); 151 wp_enqueue_script( 'wp-theme-plugin-editor' ); 152 wp_add_inline_script( 'wp-theme-plugin-editor', sprintf( 'jQuery( function( $ ) { wp.themePluginEditor.init( $( "#template" ), %s ); } )', wp_json_encode( $settings ) ) ); 153 wp_add_inline_script( 'wp-theme-plugin-editor', sprintf( 'wp.themePluginEditor.themeOrPlugin = "plugin";' ) ); 154 155 require_once ABSPATH . 'wp-admin/admin-header.php'; 156 157 update_recently_edited( WP_PLUGIN_DIR . '/' . $file ); 158 159 if ( ! empty( $posted_content ) ) { 160 $content = $posted_content; 161 } else { 162 $content = file_get_contents( $real_file ); 163 } 164 165 if ( '.php' === substr( $real_file, strrpos( $real_file, '.' ) ) ) { 166 $functions = wp_doc_link_parse( $content ); 167 168 if ( ! empty( $functions ) ) { 169 $docs_select = '<select name="docs-list" id="docs-list">'; 170 $docs_select .= '<option value="">' . __( 'Function Name…' ) . '</option>'; 171 foreach ( $functions as $function ) { 172 $docs_select .= '<option value="' . esc_attr( $function ) . '">' . esc_html( $function ) . '()</option>'; 173 } 174 $docs_select .= '</select>'; 175 } 176 } 177 178 $content = esc_textarea( $content ); 179 ?> 180 <div class="wrap"> 181 <h1><?php echo esc_html( $title ); ?></h1> 182 183 <?php if ( isset( $_GET['a'] ) ) : ?> 184 <div id="message" class="updated notice is-dismissible"> 185 <p><?php _e( 'File edited successfully.' ); ?></p> 186 </div> 187 <?php elseif ( is_wp_error( $edit_error ) ) : ?> 188 <div id="message" class="notice notice-error"> 189 <p><?php _e( 'There was an error while trying to update the file. You may need to fix something and try updating again.' ); ?></p> 190 <pre><?php echo esc_html( $edit_error->get_error_message() ? $edit_error->get_error_message() : $edit_error->get_error_code() ); ?></pre> 191 </div> 192 <?php endif; ?> 193 194 <div class="fileedit-sub"> 195 <div class="alignleft"> 196 <h2> 197 <?php 198 if ( is_plugin_active( $plugin ) ) { 199 if ( is_writable( $real_file ) ) { 200 /* translators: %s: Plugin file name. */ 201 printf( __( 'Editing %s (active)' ), '<strong>' . esc_html( $file ) . '</strong>' ); 202 } else { 203 /* translators: %s: Plugin file name. */ 204 printf( __( 'Browsing %s (active)' ), '<strong>' . esc_html( $file ) . '</strong>' ); 205 } 206 } else { 207 if ( is_writable( $real_file ) ) { 208 /* translators: %s: Plugin file name. */ 209 printf( __( 'Editing %s (inactive)' ), '<strong>' . esc_html( $file ) . '</strong>' ); 210 } else { 211 /* translators: %s: Plugin file name. */ 212 printf( __( 'Browsing %s (inactive)' ), '<strong>' . esc_html( $file ) . '</strong>' ); 213 } 214 } 215 ?> 216 </h2> 217 </div> 218 <div class="alignright"> 219 <form action="plugin-editor.php" method="get"> 220 <label for="plugin" id="theme-plugin-editor-selector"><?php _e( 'Select plugin to edit:' ); ?> </label> 221 <select name="plugin" id="plugin"> 222 <?php 223 foreach ( $plugins as $plugin_key => $a_plugin ) { 224 $plugin_name = $a_plugin['Name']; 225 if ( $plugin_key === $plugin ) { 226 $selected = " selected='selected'"; 227 } else { 228 $selected = ''; 229 } 230 $plugin_name = esc_attr( $plugin_name ); 231 $plugin_key = esc_attr( $plugin_key ); 232 echo "\n\t<option value=\"$plugin_key\" $selected>$plugin_name</option>"; 233 } 234 ?> 235 </select> 236 <?php submit_button( __( 'Select' ), '', 'Submit', false ); ?> 237 </form> 238 </div> 239 <br class="clear" /> 240 </div> 241 242 <div id="templateside"> 243 <h2 id="plugin-files-label"><?php _e( 'Plugin Files' ); ?></h2> 244 245 <?php 246 $plugin_editable_files = array(); 247 foreach ( $plugin_files as $plugin_file ) { 248 if ( preg_match( '/\.([^.]+)$/', $plugin_file, $matches ) && in_array( $matches[1], $editable_extensions, true ) ) { 249 $plugin_editable_files[] = $plugin_file; 250 } 251 } 252 ?> 253 <ul role="tree" aria-labelledby="plugin-files-label"> 254 <li role="treeitem" tabindex="-1" aria-expanded="true" aria-level="1" aria-posinset="1" aria-setsize="1"> 255 <ul role="group"> 256 <?php wp_print_plugin_file_tree( wp_make_plugin_file_tree( $plugin_editable_files ) ); ?> 257 </ul> 258 </ul> 259 </div> 260 261 <form name="template" id="template" action="plugin-editor.php" method="post"> 262 <?php wp_nonce_field( 'edit-plugin_' . $file, 'nonce' ); ?> 263 <div> 264 <label for="newcontent" id="theme-plugin-editor-label"><?php _e( 'Selected file content:' ); ?></label> 265 <textarea cols="70" rows="25" name="newcontent" id="newcontent" aria-describedby="editor-keyboard-trap-help-1 editor-keyboard-trap-help-2 editor-keyboard-trap-help-3 editor-keyboard-trap-help-4"><?php echo $content; ?></textarea> 266 <input type="hidden" name="action" value="update" /> 267 <input type="hidden" name="file" value="<?php echo esc_attr( $file ); ?>" /> 268 <input type="hidden" name="plugin" value="<?php echo esc_attr( $plugin ); ?>" /> 269 </div> 270 271 <?php if ( ! empty( $docs_select ) ) : ?> 272 <div id="documentation" class="hide-if-no-js"> 273 <label for="docs-list"><?php _e( 'Documentation:' ); ?></label> 274 <?php echo $docs_select; ?> 275 <input disabled id="docs-lookup" type="button" class="button" value="<?php esc_attr_e( 'Look Up' ); ?>" onclick="if ( '' != jQuery('#docs-list').val() ) { window.open( 'https://api.wordpress.org/core/handbook/1.0/?function=' + escape( jQuery( '#docs-list' ).val() ) + '&locale=<?php echo urlencode( get_user_locale() ); ?>&version=<?php echo urlencode( get_bloginfo( 'version' ) ); ?>&redirect=true'); }" /> 276 </div> 277 <?php endif; ?> 278 279 <?php if ( is_writable( $real_file ) ) : ?> 280 <div class="editor-notices"> 281 <?php if ( in_array( $plugin, (array) get_option( 'active_plugins', array() ), true ) ) { ?> 282 <div class="notice notice-warning inline active-plugin-edit-warning"> 283 <p><?php _e( '<strong>Warning:</strong> Making changes to active plugins is not recommended.' ); ?></p> 284 </div> 285 <?php } ?> 286 </div> 287 <p class="submit"> 288 <?php submit_button( __( 'Update File' ), 'primary', 'submit', false ); ?> 289 <span class="spinner"></span> 290 </p> 291 <?php else : ?> 292 <p> 293 <?php 294 printf( 295 /* translators: %s: Documentation URL. */ 296 __( 'You need to make this file writable before you can save your changes. See <a href="%s">Changing File Permissions</a> for more information.' ), 297 __( 'https://wordpress.org/support/article/changing-file-permissions/' ) 298 ); 299 ?> 300 </p> 301 <?php endif; ?> 302 303 <?php wp_print_file_editor_templates(); ?> 304 </form> 305 <br class="clear" /> 306 </div> 307 <?php 308 $dismissed_pointers = explode( ',', (string) get_user_meta( get_current_user_id(), 'dismissed_wp_pointers', true ) ); 309 if ( ! in_array( 'plugin_editor_notice', $dismissed_pointers, true ) ) : 310 // Get a back URL. 311 $referer = wp_get_referer(); 312 313 $excluded_referer_basenames = array( 'plugin-editor.php', 'wp-login.php' ); 314 315 $return_url = admin_url( '/' ); 316 if ( $referer ) { 317 $referer_path = parse_url( $referer, PHP_URL_PATH ); 318 if ( is_string( $referer_path ) && ! in_array( basename( $referer_path ), $excluded_referer_basenames, true ) ) { 319 $return_url = $referer; 320 } 321 } 322 ?> 323 <div id="file-editor-warning" class="notification-dialog-wrap file-editor-warning hide-if-no-js hidden"> 324 <div class="notification-dialog-background"></div> 325 <div class="notification-dialog"> 326 <div class="file-editor-warning-content"> 327 <div class="file-editor-warning-message"> 328 <h1><?php _e( 'Heads up!' ); ?></h1> 329 <p><?php _e( 'You appear to be making direct edits to your plugin in the WordPress dashboard. Editing plugins directly is not recommended as it may introduce incompatibilities that break your site and your changes may be lost in future updates.' ); ?></p> 330 <p><?php _e( 'If you absolutely have to make direct edits to this plugin, use a file manager to create a copy with a new name and hang on to the original. That way, you can re-enable a functional version if something goes wrong.' ); ?></p> 331 </div> 332 <p> 333 <a class="button file-editor-warning-go-back" href="<?php echo esc_url( $return_url ); ?>"><?php _e( 'Go back' ); ?></a> 334 <button type="button" class="file-editor-warning-dismiss button button-primary"><?php _e( 'I understand' ); ?></button> 335 </p> 336 </div> 337 </div> 338 </div> 339 <?php 340 endif; // Editor warning notice. 341 342 require_once ABSPATH . 'wp-admin/admin-footer.php';
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| Generated: Wed Jan 26 01:00:03 2022 | Cross-referenced by PHPXref 0.7.1 |