| 6 | | * This set of classes are designed to be used to upgrade/install a local set of files |
| 7 | | * on the filesystem via the Filesystem Abstraction classes. |
| 8 | | * |
| 9 | | * @package WordPress |
| 10 | | * @subpackage Upgrader |
| 11 | | * @since 2.8.0 |
| 12 | | */ |
| 13 | | |
| 14 | | require ABSPATH . 'wp-admin/includes/class-wp-upgrader-skins.php'; |
| 15 | | |
| 16 | | /** |
| 17 | | * Core class used for upgrading/installing a local set of files via |
| 18 | | * the Filesystem Abstraction classes from a Zip file. |
| 19 | | * |
| 20 | | * @since 2.8.0 |
| 21 | | */ |
| 22 | | class WP_Upgrader { |
| 23 | | |
| 24 | | /** |
| 25 | | * The error/notification strings used to update the user on the progress. |
| 26 | | * |
| 27 | | * @since 2.8.0 |
| 28 | | * @access public |
| 29 | | * @var string $strings |
| 30 | | */ |
| 31 | | public $strings = array(); |
| 32 | | |
| 33 | | /** |
| 34 | | * The upgrader skin being used. |
| 35 | | * |
| 36 | | * @since 2.8.0 |
| 37 | | * @access public |
| 38 | | * @var WP_Upgrader_Skin $skin |
| 39 | | */ |
| 40 | | public $skin = null; |
| 41 | | |
| 42 | | /** |
| 43 | | * The result of the installation. |
| 44 | | * |
| 45 | | * This is set by WP_Upgrader::install_package(), only when the package is installed |
| 46 | | * successfully. It will then be an array, unless a WP_Error is returned by the |
| 47 | | * {@see 'upgrader_post_install'} filter. In that case, the WP_Error will be assigned to |
| 48 | | * it. |
| 49 | | * |
| 50 | | * @since 2.8.0 |
| 51 | | * @access public |
| 52 | | * |
| 53 | | * @var WP_Error|array $result { |
| 54 | | * @type string $source The full path to the source the files were installed from. |
| 55 | | * @type string $source_files List of all the files in the source directory. |
| 56 | | * @type string $destination The full path to the install destination folder. |
| 57 | | * @type string $destination_name The name of the destination folder, or empty if `$destination` |
| 58 | | * and `$local_destination` are the same. |
| 59 | | * @type string $local_destination The full local path to the destination folder. This is usually |
| 60 | | * the same as `$destination`. |
| 61 | | * @type string $remote_destination The full remote path to the destination folder |
| 62 | | * (i.e., from `$wp_filesystem`). |
| 63 | | * @type bool $clear_destination Whether the destination folder was cleared. |
| 64 | | * } |
| 65 | | */ |
| 66 | | public $result = array(); |
| 67 | | |
| 68 | | /** |
| 69 | | * The total number of updates being performed. |
| 70 | | * |
| 71 | | * Set by the bulk update methods. |
| 72 | | * |
| 73 | | * @since 3.0.0 |
| 74 | | * @access public |
| 75 | | * @var int $update_count |
| 76 | | */ |
| 77 | | public $update_count = 0; |
| 78 | | |
| 79 | | /** |
| 80 | | * The current update if multiple updates are being performed. |
| 81 | | * |
| 82 | | * Used by the bulk update methods, and incremented for each update. |
| 83 | | * |
| 84 | | * @since 3.0.0 |
| 85 | | * @access public |
| 86 | | * @var int |
| 87 | | */ |
| 88 | | public $update_current = 0; |
| 89 | | |
| 90 | | /** |
| 91 | | * Construct the upgrader with a skin. |
| 92 | | * |
| 93 | | * @since 2.8.0 |
| 94 | | * @access public |
| 95 | | * |
| 96 | | * @param WP_Upgrader_Skin $skin The upgrader skin to use. Default is a WP_Upgrader_Skin. |
| 97 | | * instance. |
| 98 | | */ |
| 99 | | public function __construct( $skin = null ) { |
| 100 | | if ( null == $skin ) |
| 101 | | $this->skin = new WP_Upgrader_Skin(); |
| 102 | | else |
| 103 | | $this->skin = $skin; |
| 104 | | } |
| 105 | | |
| 106 | | /** |
| 107 | | * Initialize the upgrader. |
| 108 | | * |
| 109 | | * This will set the relationship between the skin being used and this upgrader, |
| 110 | | * and also add the generic strings to `WP_Upgrader::$strings`. |
| 111 | | * |
| 112 | | * @since 2.8.0 |
| 113 | | * @access public |
| 114 | | */ |
| 115 | | public function init() { |
| 116 | | $this->skin->set_upgrader($this); |
| 117 | | $this->generic_strings(); |
| 118 | | } |
| 119 | | |
| 120 | | /** |
| 121 | | * Add the generic strings to WP_Upgrader::$strings. |
| 122 | | * |
| 123 | | * @since 2.8.0 |
| 124 | | * @access public |
| 125 | | */ |
| 126 | | public function generic_strings() { |
| 127 | | $this->strings['bad_request'] = __('Invalid Data provided.'); |
| 128 | | $this->strings['fs_unavailable'] = __('Could not access filesystem.'); |
| 129 | | $this->strings['fs_error'] = __('Filesystem error.'); |
| 130 | | $this->strings['fs_no_root_dir'] = __('Unable to locate WordPress Root directory.'); |
| 131 | | $this->strings['fs_no_content_dir'] = __('Unable to locate WordPress Content directory (wp-content).'); |
| 132 | | $this->strings['fs_no_plugins_dir'] = __('Unable to locate WordPress Plugin directory.'); |
| 133 | | $this->strings['fs_no_themes_dir'] = __('Unable to locate WordPress Theme directory.'); |
| 134 | | /* translators: %s: directory name */ |
| 135 | | $this->strings['fs_no_folder'] = __('Unable to locate needed folder (%s).'); |
| 136 | | |
| 137 | | $this->strings['download_failed'] = __('Download failed.'); |
| 138 | | $this->strings['installing_package'] = __('Installing the latest version…'); |
| 139 | | $this->strings['no_files'] = __('The package contains no files.'); |
| 140 | | $this->strings['folder_exists'] = __('Destination folder already exists.'); |
| 141 | | $this->strings['mkdir_failed'] = __('Could not create directory.'); |
| 142 | | $this->strings['incompatible_archive'] = __('The package could not be installed.'); |
| 143 | | $this->strings['files_not_writable'] = __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ); |
| 144 | | |
| 145 | | $this->strings['maintenance_start'] = __('Enabling Maintenance mode…'); |
| 146 | | $this->strings['maintenance_end'] = __('Disabling Maintenance mode…'); |
| 147 | | } |
| 148 | | |
| 149 | | /** |
| 150 | | * Connect to the filesystem. |
| 151 | | * |
| 152 | | * @since 2.8.0 |
| 153 | | * @access public |
| 154 | | * |
| 155 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 156 | | * |
| 157 | | * @param array $directories Optional. A list of directories. If any of these do |
| 158 | | * not exist, a WP_Error object will be returned. |
| 159 | | * Default empty array. |
| 160 | | * @param bool $allow_relaxed_file_ownership Whether to allow relaxed file ownership. |
| 161 | | * Default false. |
| 162 | | * @return bool|WP_Error True if able to connect, false or a WP_Error otherwise. |
| 163 | | */ |
| 164 | | public function fs_connect( $directories = array(), $allow_relaxed_file_ownership = false ) { |
| 165 | | global $wp_filesystem; |
| 166 | | |
| 167 | | if ( false === ( $credentials = $this->skin->request_filesystem_credentials( false, $directories[0], $allow_relaxed_file_ownership ) ) ) { |
| 168 | | return false; |
| 169 | | } |
| 170 | | |
| 171 | | if ( ! WP_Filesystem( $credentials, $directories[0], $allow_relaxed_file_ownership ) ) { |
| 172 | | $error = true; |
| 173 | | if ( is_object($wp_filesystem) && $wp_filesystem->errors->get_error_code() ) |
| 174 | | $error = $wp_filesystem->errors; |
| 175 | | // Failed to connect, Error and request again |
| 176 | | $this->skin->request_filesystem_credentials( $error, $directories[0], $allow_relaxed_file_ownership ); |
| 177 | | return false; |
| 178 | | } |
| 179 | | |
| 180 | | if ( ! is_object($wp_filesystem) ) |
| 181 | | return new WP_Error('fs_unavailable', $this->strings['fs_unavailable'] ); |
| 182 | | |
| 183 | | if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() ) |
| 184 | | return new WP_Error('fs_error', $this->strings['fs_error'], $wp_filesystem->errors); |
| 185 | | |
| 186 | | foreach ( (array)$directories as $dir ) { |
| 187 | | switch ( $dir ) { |
| 188 | | case ABSPATH: |
| 189 | | if ( ! $wp_filesystem->abspath() ) |
| 190 | | return new WP_Error('fs_no_root_dir', $this->strings['fs_no_root_dir']); |
| 191 | | break; |
| 192 | | case WP_CONTENT_DIR: |
| 193 | | if ( ! $wp_filesystem->wp_content_dir() ) |
| 194 | | return new WP_Error('fs_no_content_dir', $this->strings['fs_no_content_dir']); |
| 195 | | break; |
| 196 | | case WP_PLUGIN_DIR: |
| 197 | | if ( ! $wp_filesystem->wp_plugins_dir() ) |
| 198 | | return new WP_Error('fs_no_plugins_dir', $this->strings['fs_no_plugins_dir']); |
| 199 | | break; |
| 200 | | case get_theme_root(): |
| 201 | | if ( ! $wp_filesystem->wp_themes_dir() ) |
| 202 | | return new WP_Error('fs_no_themes_dir', $this->strings['fs_no_themes_dir']); |
| 203 | | break; |
| 204 | | default: |
| 205 | | if ( ! $wp_filesystem->find_folder($dir) ) |
| 206 | | return new WP_Error( 'fs_no_folder', sprintf( $this->strings['fs_no_folder'], esc_html( basename( $dir ) ) ) ); |
| 207 | | break; |
| 208 | | } |
| 209 | | } |
| 210 | | return true; |
| 211 | | } //end fs_connect(); |
| 212 | | |
| 213 | | /** |
| 214 | | * Download a package. |
| 215 | | * |
| 216 | | * @since 2.8.0 |
| 217 | | * @access public |
| 218 | | * |
| 219 | | * @param string $package The URI of the package. If this is the full path to an |
| 220 | | * existing local file, it will be returned untouched. |
| 221 | | * @return string|WP_Error The full path to the downloaded package file, or a WP_Error object. |
| 222 | | */ |
| 223 | | public function download_package( $package ) { |
| 224 | | |
| 225 | | /** |
| 226 | | * Filter whether to return the package. |
| 227 | | * |
| 228 | | * @since 3.7.0 |
| 229 | | * @access public |
| 230 | | * |
| 231 | | * @param bool $reply Whether to bail without returning the package. |
| 232 | | * Default false. |
| 233 | | * @param string $package The package file name. |
| 234 | | * @param WP_Upgrader $this The WP_Upgrader instance. |
| 235 | | */ |
| 236 | | $reply = apply_filters( 'upgrader_pre_download', false, $package, $this ); |
| 237 | | if ( false !== $reply ) |
| 238 | | return $reply; |
| 239 | | |
| 240 | | if ( ! preg_match('!^(http|https|ftp)://!i', $package) && file_exists($package) ) //Local file or remote? |
| 241 | | return $package; //must be a local file.. |
| 242 | | |
| 243 | | if ( empty($package) ) |
| 244 | | return new WP_Error('no_package', $this->strings['no_package']); |
| 245 | | |
| 246 | | $this->skin->feedback('downloading_package', $package); |
| 247 | | |
| 248 | | $download_file = download_url($package); |
| 249 | | |
| 250 | | if ( is_wp_error($download_file) ) |
| 251 | | return new WP_Error('download_failed', $this->strings['download_failed'], $download_file->get_error_message()); |
| 252 | | |
| 253 | | return $download_file; |
| 254 | | } |
| 255 | | |
| 256 | | /** |
| 257 | | * Unpack a compressed package file. |
| 258 | | * |
| 259 | | * @since 2.8.0 |
| 260 | | * @access public |
| 261 | | * |
| 262 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 263 | | * |
| 264 | | * @param string $package Full path to the package file. |
| 265 | | * @param bool $delete_package Optional. Whether to delete the package file after attempting |
| 266 | | * to unpack it. Default true. |
| 267 | | * @return string|WP_Error The path to the unpacked contents, or a WP_Error on failure. |
| 268 | | */ |
| 269 | | public function unpack_package( $package, $delete_package = true ) { |
| 270 | | global $wp_filesystem; |
| 271 | | |
| 272 | | $this->skin->feedback('unpack_package'); |
| 273 | | |
| 274 | | $upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/'; |
| 275 | | |
| 276 | | //Clean up contents of upgrade directory beforehand. |
| 277 | | $upgrade_files = $wp_filesystem->dirlist($upgrade_folder); |
| 278 | | if ( !empty($upgrade_files) ) { |
| 279 | | foreach ( $upgrade_files as $file ) |
| 280 | | $wp_filesystem->delete($upgrade_folder . $file['name'], true); |
| 281 | | } |
| 282 | | |
| 283 | | // We need a working directory - Strip off any .tmp or .zip suffixes |
| 284 | | $working_dir = $upgrade_folder . basename( basename( $package, '.tmp' ), '.zip' ); |
| 285 | | |
| 286 | | // Clean up working directory |
| 287 | | if ( $wp_filesystem->is_dir($working_dir) ) |
| 288 | | $wp_filesystem->delete($working_dir, true); |
| 289 | | |
| 290 | | // Unzip package to working directory |
| 291 | | $result = unzip_file( $package, $working_dir ); |
| 292 | | |
| 293 | | // Once extracted, delete the package if required. |
| 294 | | if ( $delete_package ) |
| 295 | | unlink($package); |
| 296 | | |
| 297 | | if ( is_wp_error($result) ) { |
| 298 | | $wp_filesystem->delete($working_dir, true); |
| 299 | | if ( 'incompatible_archive' == $result->get_error_code() ) { |
| 300 | | return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], $result->get_error_data() ); |
| 301 | | } |
| 302 | | return $result; |
| 303 | | } |
| 304 | | |
| 305 | | return $working_dir; |
| 306 | | } |
| 307 | | |
| 308 | | /** |
| 309 | | * Clears the directory where this item is going to be installed into. |
| 310 | | * |
| 311 | | * @since 4.3.0 |
| 312 | | * @access public |
| 313 | | * |
| 314 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 315 | | * |
| 316 | | * @param string $remote_destination The location on the remote filesystem to be cleared |
| 317 | | * @return bool|WP_Error True upon success, WP_Error on failure. |
| 318 | | */ |
| 319 | | public function clear_destination( $remote_destination ) { |
| 320 | | global $wp_filesystem; |
| 321 | | |
| 322 | | if ( ! $wp_filesystem->exists( $remote_destination ) ) { |
| 323 | | return true; |
| 324 | | } |
| 325 | | |
| 326 | | // Check all files are writable before attempting to clear the destination. |
| 327 | | $unwritable_files = array(); |
| 328 | | |
| 329 | | $_files = $wp_filesystem->dirlist( $remote_destination, true, true ); |
| 330 | | |
| 331 | | // Flatten the resulting array, iterate using each as we append to the array during iteration. |
| 332 | | while ( $f = each( $_files ) ) { |
| 333 | | $file = $f['value']; |
| 334 | | $name = $f['key']; |
| 335 | | |
| 336 | | if ( ! isset( $file['files'] ) ) { |
| 337 | | continue; |
| 338 | | } |
| 339 | | |
| 340 | | foreach ( $file['files'] as $filename => $details ) { |
| 341 | | $_files[ $name . '/' . $filename ] = $details; |
| 342 | | } |
| 343 | | } |
| 344 | | |
| 345 | | // Check writability. |
| 346 | | foreach ( $_files as $filename => $file_details ) { |
| 347 | | if ( ! $wp_filesystem->is_writable( $remote_destination . $filename ) ) { |
| 348 | | |
| 349 | | // Attempt to alter permissions to allow writes and try again. |
| 350 | | $wp_filesystem->chmod( $remote_destination . $filename, ( 'd' == $file_details['type'] ? FS_CHMOD_DIR : FS_CHMOD_FILE ) ); |
| 351 | | if ( ! $wp_filesystem->is_writable( $remote_destination . $filename ) ) { |
| 352 | | $unwritable_files[] = $filename; |
| 353 | | } |
| 354 | | } |
| 355 | | } |
| 356 | | |
| 357 | | if ( ! empty( $unwritable_files ) ) { |
| 358 | | return new WP_Error( 'files_not_writable', $this->strings['files_not_writable'], implode( ', ', $unwritable_files ) ); |
| 359 | | } |
| 360 | | |
| 361 | | if ( ! $wp_filesystem->delete( $remote_destination, true ) ) { |
| 362 | | return new WP_Error( 'remove_old_failed', $this->strings['remove_old_failed'] ); |
| 363 | | } |
| 364 | | |
| 365 | | return true; |
| 366 | | } |
| 367 | | |
| 368 | | /** |
| 369 | | * Install a package. |
| 370 | | * |
| 371 | | * Copies the contents of a package form a source directory, and installs them in |
| 372 | | * a destination directory. Optionally removes the source. It can also optionally |
| 373 | | * clear out the destination folder if it already exists. |
| 374 | | * |
| 375 | | * @since 2.8.0 |
| 376 | | * @access public |
| 377 | | * |
| 378 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 379 | | * @global array $wp_theme_directories |
| 380 | | * |
| 381 | | * @param array|string $args { |
| 382 | | * Optional. Array or string of arguments for installing a package. Default empty array. |
| 383 | | * |
| 384 | | * @type string $source Required path to the package source. Default empty. |
| 385 | | * @type string $destination Required path to a folder to install the package in. |
| 386 | | * Default empty. |
| 387 | | * @type bool $clear_destination Whether to delete any files already in the destination |
| 388 | | * folder. Default false. |
| 389 | | * @type bool $clear_working Whether to delete the files form the working directory |
| 390 | | * after copying to the destination. Default false. |
| 391 | | * @type bool $abort_if_destination_exists Whether to abort the installation if |
| 392 | | * the destination folder already exists. Default true. |
| 393 | | * @type array $hook_extra Extra arguments to pass to the filter hooks called by |
| 394 | | * WP_Upgrader::install_package(). Default empty array. |
| 395 | | * } |
| 396 | | * |
| 397 | | * @return array|WP_Error The result (also stored in `WP_Upgrader::$result`), or a WP_Error on failure. |
| 398 | | */ |
| 399 | | public function install_package( $args = array() ) { |
| 400 | | global $wp_filesystem, $wp_theme_directories; |
| 401 | | |
| 402 | | $defaults = array( |
| 403 | | 'source' => '', // Please always pass this |
| 404 | | 'destination' => '', // and this |
| 405 | | 'clear_destination' => false, |
| 406 | | 'clear_working' => false, |
| 407 | | 'abort_if_destination_exists' => true, |
| 408 | | 'hook_extra' => array() |
| 409 | | ); |
| 410 | | |
| 411 | | $args = wp_parse_args($args, $defaults); |
| 412 | | |
| 413 | | // These were previously extract()'d. |
| 414 | | $source = $args['source']; |
| 415 | | $destination = $args['destination']; |
| 416 | | $clear_destination = $args['clear_destination']; |
| 417 | | |
| 418 | | @set_time_limit( 300 ); |
| 419 | | |
| 420 | | if ( empty( $source ) || empty( $destination ) ) { |
| 421 | | return new WP_Error( 'bad_request', $this->strings['bad_request'] ); |
| 422 | | } |
| 423 | | $this->skin->feedback( 'installing_package' ); |
| 424 | | |
| 425 | | /** |
| 426 | | * Filter the install response before the installation has started. |
| 427 | | * |
| 428 | | * Returning a truthy value, or one that could be evaluated as a WP_Error |
| 429 | | * will effectively short-circuit the installation, returning that value |
| 430 | | * instead. |
| 431 | | * |
| 432 | | * @since 2.8.0 |
| 433 | | * |
| 434 | | * @param bool|WP_Error $response Response. |
| 435 | | * @param array $hook_extra Extra arguments passed to hooked filters. |
| 436 | | */ |
| 437 | | $res = apply_filters( 'upgrader_pre_install', true, $args['hook_extra'] ); |
| 438 | | |
| 439 | | if ( is_wp_error( $res ) ) { |
| 440 | | return $res; |
| 441 | | } |
| 442 | | |
| 443 | | //Retain the Original source and destinations |
| 444 | | $remote_source = $args['source']; |
| 445 | | $local_destination = $destination; |
| 446 | | |
| 447 | | $source_files = array_keys( $wp_filesystem->dirlist( $remote_source ) ); |
| 448 | | $remote_destination = $wp_filesystem->find_folder( $local_destination ); |
| 449 | | |
| 450 | | //Locate which directory to copy to the new folder, This is based on the actual folder holding the files. |
| 451 | | if ( 1 == count( $source_files ) && $wp_filesystem->is_dir( trailingslashit( $args['source'] ) . $source_files[0] . '/' ) ) { //Only one folder? Then we want its contents. |
| 452 | | $source = trailingslashit( $args['source'] ) . trailingslashit( $source_files[0] ); |
| 453 | | } elseif ( count( $source_files ) == 0 ) { |
| 454 | | return new WP_Error( 'incompatible_archive_empty', $this->strings['incompatible_archive'], $this->strings['no_files'] ); // There are no files? |
| 455 | | } else { // It's only a single file, the upgrader will use the folder name of this file as the destination folder. Folder name is based on zip filename. |
| 456 | | $source = trailingslashit( $args['source'] ); |
| 457 | | } |
| 458 | | |
| 459 | | /** |
| 460 | | * Filter the source file location for the upgrade package. |
| 461 | | * |
| 462 | | * @since 2.8.0 |
| 463 | | * @since 4.4.0 The $hook_extra parameter became available. |
| 464 | | * |
| 465 | | * @param string $source File source location. |
| 466 | | * @param string $remote_source Remote file source location. |
| 467 | | * @param WP_Upgrader $this WP_Upgrader instance. |
| 468 | | * @param array $hook_extra Extra arguments passed to hooked filters. |
| 469 | | */ |
| 470 | | $source = apply_filters( 'upgrader_source_selection', $source, $remote_source, $this, $args['hook_extra'] ); |
| 471 | | |
| 472 | | if ( is_wp_error( $source ) ) { |
| 473 | | return $source; |
| 474 | | } |
| 475 | | |
| 476 | | // Has the source location changed? If so, we need a new source_files list. |
| 477 | | if ( $source !== $remote_source ) { |
| 478 | | $source_files = array_keys( $wp_filesystem->dirlist( $source ) ); |
| 479 | | } |
| 480 | | |
| 481 | | /* |
| 482 | | * Protection against deleting files in any important base directories. |
| 483 | | * Theme_Upgrader & Plugin_Upgrader also trigger this, as they pass the |
| 484 | | * destination directory (WP_PLUGIN_DIR / wp-content/themes) intending |
| 485 | | * to copy the directory into the directory, whilst they pass the source |
| 486 | | * as the actual files to copy. |
| 487 | | */ |
| 488 | | $protected_directories = array( ABSPATH, WP_CONTENT_DIR, WP_PLUGIN_DIR, WP_CONTENT_DIR . '/themes' ); |
| 489 | | |
| 490 | | if ( is_array( $wp_theme_directories ) ) { |
| 491 | | $protected_directories = array_merge( $protected_directories, $wp_theme_directories ); |
| 492 | | } |
| 493 | | |
| 494 | | if ( in_array( $destination, $protected_directories ) ) { |
| 495 | | $remote_destination = trailingslashit( $remote_destination ) . trailingslashit( basename( $source ) ); |
| 496 | | $destination = trailingslashit( $destination ) . trailingslashit( basename( $source ) ); |
| 497 | | } |
| 498 | | |
| 499 | | if ( $clear_destination ) { |
| 500 | | // We're going to clear the destination if there's something there. |
| 501 | | $this->skin->feedback('remove_old'); |
| 502 | | |
| 503 | | $removed = $this->clear_destination( $remote_destination ); |
| 504 | | |
| 505 | | /** |
| 506 | | * Filter whether the upgrader cleared the destination. |
| 507 | | * |
| 508 | | * @since 2.8.0 |
| 509 | | * |
| 510 | | * @param mixed $removed Whether the destination was cleared. true on success, WP_Error on failure |
| 511 | | * @param string $local_destination The local package destination. |
| 512 | | * @param string $remote_destination The remote package destination. |
| 513 | | * @param array $hook_extra Extra arguments passed to hooked filters. |
| 514 | | */ |
| 515 | | $removed = apply_filters( 'upgrader_clear_destination', $removed, $local_destination, $remote_destination, $args['hook_extra'] ); |
| 516 | | |
| 517 | | if ( is_wp_error( $removed ) ) { |
| 518 | | return $removed; |
| 519 | | } |
| 520 | | } elseif ( $args['abort_if_destination_exists'] && $wp_filesystem->exists($remote_destination) ) { |
| 521 | | //If we're not clearing the destination folder and something exists there already, Bail. |
| 522 | | //But first check to see if there are actually any files in the folder. |
| 523 | | $_files = $wp_filesystem->dirlist($remote_destination); |
| 524 | | if ( ! empty($_files) ) { |
| 525 | | $wp_filesystem->delete($remote_source, true); //Clear out the source files. |
| 526 | | return new WP_Error('folder_exists', $this->strings['folder_exists'], $remote_destination ); |
| 527 | | } |
| 528 | | } |
| 529 | | |
| 530 | | //Create destination if needed |
| 531 | | if ( ! $wp_filesystem->exists( $remote_destination ) ) { |
| 532 | | if ( ! $wp_filesystem->mkdir( $remote_destination, FS_CHMOD_DIR ) ) { |
| 533 | | return new WP_Error( 'mkdir_failed_destination', $this->strings['mkdir_failed'], $remote_destination ); |
| 534 | | } |
| 535 | | } |
| 536 | | // Copy new version of item into place. |
| 537 | | $result = copy_dir($source, $remote_destination); |
| 538 | | if ( is_wp_error($result) ) { |
| 539 | | if ( $args['clear_working'] ) { |
| 540 | | $wp_filesystem->delete( $remote_source, true ); |
| 541 | | } |
| 542 | | return $result; |
| 543 | | } |
| 544 | | |
| 545 | | //Clear the Working folder? |
| 546 | | if ( $args['clear_working'] ) { |
| 547 | | $wp_filesystem->delete( $remote_source, true ); |
| 548 | | } |
| 549 | | |
| 550 | | $destination_name = basename( str_replace($local_destination, '', $destination) ); |
| 551 | | if ( '.' == $destination_name ) { |
| 552 | | $destination_name = ''; |
| 553 | | } |
| 554 | | |
| 555 | | $this->result = compact( 'source', 'source_files', 'destination', 'destination_name', 'local_destination', 'remote_destination', 'clear_destination' ); |
| 556 | | |
| 557 | | /** |
| 558 | | * Filter the install response after the installation has finished. |
| 559 | | * |
| 560 | | * @since 2.8.0 |
| 561 | | * |
| 562 | | * @param bool $response Install response. |
| 563 | | * @param array $hook_extra Extra arguments passed to hooked filters. |
| 564 | | * @param array $result Installation result data. |
| 565 | | */ |
| 566 | | $res = apply_filters( 'upgrader_post_install', true, $args['hook_extra'], $this->result ); |
| 567 | | |
| 568 | | if ( is_wp_error($res) ) { |
| 569 | | $this->result = $res; |
| 570 | | return $res; |
| 571 | | } |
| 572 | | |
| 573 | | //Bombard the calling function will all the info which we've just used. |
| 574 | | return $this->result; |
| 575 | | } |
| 576 | | |
| 577 | | /** |
| 578 | | * Run an upgrade/install. |
| 579 | | * |
| 580 | | * Attempts to download the package (if it is not a local file), unpack it, and |
| 581 | | * install it in the destination folder. |
| 582 | | * |
| 583 | | * @since 2.8.0 |
| 584 | | * @access public |
| 585 | | * |
| 586 | | * @param array $options { |
| 587 | | * Array or string of arguments for upgrading/installing a package. |
| 588 | | * |
| 589 | | * @type string $package The full path or URI of the package to install. |
| 590 | | * Default empty. |
| 591 | | * @type string $destination The full path to the destination folder. |
| 592 | | * Default empty. |
| 593 | | * @type bool $clear_destination Whether to delete any files already in the |
| 594 | | * destination folder. Default false. |
| 595 | | * @type bool $clear_working Whether to delete the files form the working |
| 596 | | * directory after copying to the destination. |
| 597 | | * Default false. |
| 598 | | * @type bool $abort_if_destination_exists Whether to abort the installation if the destination |
| 599 | | * folder already exists. When true, `$clear_destination` |
| 600 | | * should be false. Default true. |
| 601 | | * @type bool $is_multi Whether this run is one of multiple upgrade/install |
| 602 | | * actions being performed in bulk. When true, the skin |
| 603 | | * WP_Upgrader::header() and WP_Upgrader::footer() |
| 604 | | * aren't called. Default false. |
| 605 | | * @type array $hook_extra Extra arguments to pass to the filter hooks called by |
| 606 | | * WP_Upgrader::run(). |
| 607 | | * } |
| 608 | | * @return array|false|WP_error The result from self::install_package() on success, otherwise a WP_Error, |
| 609 | | * or false if unable to connect to the filesystem. |
| 610 | | */ |
| 611 | | public function run( $options ) { |
| 612 | | |
| 613 | | $defaults = array( |
| 614 | | 'package' => '', // Please always pass this. |
| 615 | | 'destination' => '', // And this |
| 616 | | 'clear_destination' => false, |
| 617 | | 'abort_if_destination_exists' => true, // Abort if the Destination directory exists, Pass clear_destination as false please |
| 618 | | 'clear_working' => true, |
| 619 | | 'is_multi' => false, |
| 620 | | 'hook_extra' => array() // Pass any extra $hook_extra args here, this will be passed to any hooked filters. |
| 621 | | ); |
| 622 | | |
| 623 | | $options = wp_parse_args( $options, $defaults ); |
| 624 | | |
| 625 | | /** |
| 626 | | * Filter the package options before running an update. |
| 627 | | * |
| 628 | | * @since 4.3.0 |
| 629 | | * |
| 630 | | * @param array $options { |
| 631 | | * Options used by the upgrader. |
| 632 | | * |
| 633 | | * @type string $package Package for update. |
| 634 | | * @type string $destination Update location. |
| 635 | | * @type bool $clear_destination Clear the destination resource. |
| 636 | | * @type bool $clear_working Clear the working resource. |
| 637 | | * @type bool $abort_if_destination_exists Abort if the Destination directory exists. |
| 638 | | * @type bool $is_multi Whether the upgrader is running multiple times. |
| 639 | | * @type array $hook_extra Extra hook arguments. |
| 640 | | * } |
| 641 | | */ |
| 642 | | $options = apply_filters( 'upgrader_package_options', $options ); |
| 643 | | |
| 644 | | if ( ! $options['is_multi'] ) { // call $this->header separately if running multiple times |
| 645 | | $this->skin->header(); |
| 646 | | } |
| 647 | | |
| 648 | | // Connect to the Filesystem first. |
| 649 | | $res = $this->fs_connect( array( WP_CONTENT_DIR, $options['destination'] ) ); |
| 650 | | // Mainly for non-connected filesystem. |
| 651 | | if ( ! $res ) { |
| 652 | | if ( ! $options['is_multi'] ) { |
| 653 | | $this->skin->footer(); |
| 654 | | } |
| 655 | | return false; |
| 656 | | } |
| 657 | | |
| 658 | | $this->skin->before(); |
| 659 | | |
| 660 | | if ( is_wp_error($res) ) { |
| 661 | | $this->skin->error($res); |
| 662 | | $this->skin->after(); |
| 663 | | if ( ! $options['is_multi'] ) { |
| 664 | | $this->skin->footer(); |
| 665 | | } |
| 666 | | return $res; |
| 667 | | } |
| 668 | | |
| 669 | | /* |
| 670 | | * Download the package (Note, This just returns the filename |
| 671 | | * of the file if the package is a local file) |
| 672 | | */ |
| 673 | | $download = $this->download_package( $options['package'] ); |
| 674 | | if ( is_wp_error($download) ) { |
| 675 | | $this->skin->error($download); |
| 676 | | $this->skin->after(); |
| 677 | | if ( ! $options['is_multi'] ) { |
| 678 | | $this->skin->footer(); |
| 679 | | } |
| 680 | | return $download; |
| 681 | | } |
| 682 | | |
| 683 | | $delete_package = ( $download != $options['package'] ); // Do not delete a "local" file |
| 684 | | |
| 685 | | // Unzips the file into a temporary directory. |
| 686 | | $working_dir = $this->unpack_package( $download, $delete_package ); |
| 687 | | if ( is_wp_error($working_dir) ) { |
| 688 | | $this->skin->error($working_dir); |
| 689 | | $this->skin->after(); |
| 690 | | if ( ! $options['is_multi'] ) { |
| 691 | | $this->skin->footer(); |
| 692 | | } |
| 693 | | return $working_dir; |
| 694 | | } |
| 695 | | |
| 696 | | // With the given options, this installs it to the destination directory. |
| 697 | | $result = $this->install_package( array( |
| 698 | | 'source' => $working_dir, |
| 699 | | 'destination' => $options['destination'], |
| 700 | | 'clear_destination' => $options['clear_destination'], |
| 701 | | 'abort_if_destination_exists' => $options['abort_if_destination_exists'], |
| 702 | | 'clear_working' => $options['clear_working'], |
| 703 | | 'hook_extra' => $options['hook_extra'] |
| 704 | | ) ); |
| 705 | | |
| 706 | | $this->skin->set_result($result); |
| 707 | | if ( is_wp_error($result) ) { |
| 708 | | $this->skin->error($result); |
| 709 | | $this->skin->feedback('process_failed'); |
| 710 | | } else { |
| 711 | | // Install succeeded. |
| 712 | | $this->skin->feedback('process_success'); |
| 713 | | } |
| 714 | | |
| 715 | | $this->skin->after(); |
| 716 | | |
| 717 | | if ( ! $options['is_multi'] ) { |
| 718 | | |
| 719 | | /** This action is documented in wp-admin/includes/class-wp-upgrader.php */ |
| 720 | | do_action( 'upgrader_process_complete', $this, $options['hook_extra'] ); |
| 721 | | $this->skin->footer(); |
| 722 | | } |
| 723 | | |
| 724 | | return $result; |
| 725 | | } |
| 726 | | |
| 727 | | /** |
| 728 | | * Toggle maintenance mode for the site. |
| 729 | | * |
| 730 | | * Creates/deletes the maintenance file to enable/disable maintenance mode. |
| 731 | | * |
| 732 | | * @since 2.8.0 |
| 733 | | * @access public |
| 734 | | * |
| 735 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 736 | | * |
| 737 | | * @param bool $enable True to enable maintenance mode, false to disable. |
| 738 | | */ |
| 739 | | public function maintenance_mode( $enable = false ) { |
| 740 | | global $wp_filesystem; |
| 741 | | $file = $wp_filesystem->abspath() . '.maintenance'; |
| 742 | | if ( $enable ) { |
| 743 | | $this->skin->feedback('maintenance_start'); |
| 744 | | // Create maintenance file to signal that we are upgrading |
| 745 | | $maintenance_string = '<?php $upgrading = ' . time() . '; ?>'; |
| 746 | | $wp_filesystem->delete($file); |
| 747 | | $wp_filesystem->put_contents($file, $maintenance_string, FS_CHMOD_FILE); |
| 748 | | } elseif ( ! $enable && $wp_filesystem->exists( $file ) ) { |
| 749 | | $this->skin->feedback('maintenance_end'); |
| 750 | | $wp_filesystem->delete($file); |
| 751 | | } |
| 752 | | } |
| 753 | | |
| 754 | | /** |
| 755 | | * Creates a lock using WordPress options. |
| 756 | | * |
| 757 | | * @since 4.5.0 |
| 758 | | * @access public |
| 759 | | * @static |
| 760 | | * |
| 761 | | * @param string $lock_name The name of this unique lock. |
| 762 | | * @param int $release_timeout Optional. The duration in seconds to respect an existing lock. |
| 763 | | * Default: 1 hour. |
| 764 | | * @return bool False if a lock couldn't be created or if the lock is no longer valid. True otherwise. |
| 765 | | */ |
| 766 | | public static function create_lock( $lock_name, $release_timeout = null ) { |
| 767 | | global $wpdb; |
| 768 | | if ( ! $release_timeout ) { |
| 769 | | $release_timeout = HOUR_IN_SECONDS; |
| 770 | | } |
| 771 | | $lock_option = $lock_name . '.lock'; |
| 772 | | |
| 773 | | // Try to lock. |
| 774 | | $lock_result = $wpdb->query( $wpdb->prepare( "INSERT IGNORE INTO `$wpdb->options` ( `option_name`, `option_value`, `autoload` ) VALUES (%s, %s, 'no') /* LOCK */", $lock_option, time() ) ); |
| 775 | | |
| 776 | | if ( ! $lock_result ) { |
| 777 | | $lock_result = get_option( $lock_option ); |
| 778 | | |
| 779 | | // If a lock couldn't be created, and there isn't a lock, bail. |
| 780 | | if ( ! $lock_result ) { |
| 781 | | return false; |
| 782 | | } |
| 783 | | |
| 784 | | // Check to see if the lock is still valid. If not, bail. |
| 785 | | if ( $lock_result > ( time() - $release_timeout ) ) { |
| 786 | | return false; |
| 787 | | } |
| 788 | | |
| 789 | | // There must exist an expired lock, clear it and re-gain it. |
| 790 | | WP_Upgrader::release_lock( $lock_name ); |
| 791 | | |
| 792 | | return WP_Upgrader::create_lock( $lock_name, $release_timeout ); |
| 793 | | } |
| 794 | | |
| 795 | | // Update the lock, as by this point we've definitely got a lock, just need to fire the actions. |
| 796 | | update_option( $lock_option, time() ); |
| 797 | | |
| 798 | | return true; |
| 799 | | } |
| 800 | | |
| 801 | | /** |
| 802 | | * Releases an upgrader lock. |
| 803 | | * |
| 804 | | * @since 4.5.0 |
| 805 | | * @access public |
| 806 | | * @static |
| 807 | | * |
| 808 | | * @see WP_Upgrader::create_lock() |
| 809 | | * |
| 810 | | * @param string $lock_name The name of this unique lock. |
| 811 | | * @return bool True if the lock was successfully released. False on failure. |
| 812 | | */ |
| 813 | | public static function release_lock( $lock_name ) { |
| 814 | | return delete_option( $lock_name . '.lock' ); |
| 815 | | } |
| 816 | | |
| 817 | | } |
| 818 | | |
| 819 | | /** |
| 820 | | * Core class used for upgrading/installing plugins. |
| 821 | | * |
| 822 | | * It is designed to upgrade/install plugins from a local zip, remote zip URL, |
| 823 | | * or uploaded zip file. |
| 824 | | * |
| 825 | | * @since 2.8.0 |
| 826 | | * |
| 827 | | * @see WP_Upgrader |
| 828 | | */ |
| 829 | | class Plugin_Upgrader extends WP_Upgrader { |
| 830 | | |
| 831 | | /** |
| 832 | | * Plugin upgrade result. |
| 833 | | * |
| 834 | | * @since 2.8.0 |
| 835 | | * @access public |
| 836 | | * @var array|WP_Error $result |
| 837 | | * |
| 838 | | * @see WP_Upgrader::$result |
| 839 | | */ |
| 840 | | public $result; |
| 841 | | |
| 842 | | /** |
| 843 | | * Whether a bulk upgrade/install is being performed. |
| 844 | | * |
| 845 | | * @since 2.9.0 |
| 846 | | * @access public |
| 847 | | * @var bool $bulk |
| 848 | | */ |
| 849 | | public $bulk = false; |
| 850 | | |
| 851 | | /** |
| 852 | | * Initialize the upgrade strings. |
| 853 | | * |
| 854 | | * @since 2.8.0 |
| 855 | | * @access public |
| 856 | | */ |
| 857 | | public function upgrade_strings() { |
| 858 | | $this->strings['up_to_date'] = __('The plugin is at the latest version.'); |
| 859 | | $this->strings['no_package'] = __('Update package not available.'); |
| 860 | | $this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…'); |
| 861 | | $this->strings['unpack_package'] = __('Unpacking the update…'); |
| 862 | | $this->strings['remove_old'] = __('Removing the old version of the plugin…'); |
| 863 | | $this->strings['remove_old_failed'] = __('Could not remove the old plugin.'); |
| 864 | | $this->strings['process_failed'] = __('Plugin update failed.'); |
| 865 | | $this->strings['process_success'] = __('Plugin updated successfully.'); |
| 866 | | $this->strings['process_bulk_success'] = __('Plugins updated successfully.'); |
| 867 | | } |
| 868 | | |
| 869 | | /** |
| 870 | | * Initialize the install strings. |
| 871 | | * |
| 872 | | * @since 2.8.0 |
| 873 | | * @access public |
| 874 | | */ |
| 875 | | public function install_strings() { |
| 876 | | $this->strings['no_package'] = __('Install package not available.'); |
| 877 | | $this->strings['downloading_package'] = __('Downloading install package from <span class="code">%s</span>…'); |
| 878 | | $this->strings['unpack_package'] = __('Unpacking the package…'); |
| 879 | | $this->strings['installing_package'] = __('Installing the plugin…'); |
| 880 | | $this->strings['no_files'] = __('The plugin contains no files.'); |
| 881 | | $this->strings['process_failed'] = __('Plugin install failed.'); |
| 882 | | $this->strings['process_success'] = __('Plugin installed successfully.'); |
| 883 | | } |
| 884 | | |
| 885 | | /** |
| 886 | | * Install a plugin package. |
| 887 | | * |
| 888 | | * @since 2.8.0 |
| 889 | | * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional. |
| 890 | | * @access public |
| 891 | | * |
| 892 | | * @param string $package The full local path or URI of the package. |
| 893 | | * @param array $args { |
| 894 | | * Optional. Other arguments for installing a plugin package. Default empty array. |
| 895 | | * |
| 896 | | * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful. |
| 897 | | * Default true. |
| 898 | | * } |
| 899 | | * @return bool|WP_Error True if the install was successful, false or a WP_Error otherwise. |
| 900 | | */ |
| 901 | | public function install( $package, $args = array() ) { |
| 902 | | |
| 903 | | $defaults = array( |
| 904 | | 'clear_update_cache' => true, |
| 905 | | ); |
| 906 | | $parsed_args = wp_parse_args( $args, $defaults ); |
| 907 | | |
| 908 | | $this->init(); |
| 909 | | $this->install_strings(); |
| 910 | | |
| 911 | | add_filter('upgrader_source_selection', array($this, 'check_package') ); |
| 912 | | // Clear cache so wp_update_plugins() knows about the new plugin. |
| 913 | | add_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9, 0 ); |
| 914 | | |
| 915 | | $this->run( array( |
| 916 | | 'package' => $package, |
| 917 | | 'destination' => WP_PLUGIN_DIR, |
| 918 | | 'clear_destination' => false, // Do not overwrite files. |
| 919 | | 'clear_working' => true, |
| 920 | | 'hook_extra' => array( |
| 921 | | 'type' => 'plugin', |
| 922 | | 'action' => 'install', |
| 923 | | ) |
| 924 | | ) ); |
| 925 | | |
| 926 | | remove_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9 ); |
| 927 | | remove_filter('upgrader_source_selection', array($this, 'check_package') ); |
| 928 | | |
| 929 | | if ( ! $this->result || is_wp_error($this->result) ) |
| 930 | | return $this->result; |
| 931 | | |
| 932 | | // Force refresh of plugin update information |
| 933 | | wp_clean_plugins_cache( $parsed_args['clear_update_cache'] ); |
| 934 | | |
| 935 | | return true; |
| 936 | | } |
| 937 | | |
| 938 | | /** |
| 939 | | * Upgrade a plugin. |
| 940 | | * |
| 941 | | * @since 2.8.0 |
| 942 | | * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional. |
| 943 | | * @access public |
| 944 | | * |
| 945 | | * @param string $plugin The basename path to the main plugin file. |
| 946 | | * @param array $args { |
| 947 | | * Optional. Other arguments for upgrading a plugin package. Default empty array. |
| 948 | | * |
| 949 | | * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful. |
| 950 | | * Default true. |
| 951 | | * } |
| 952 | | * @return bool|WP_Error True if the upgrade was successful, false or a WP_Error object otherwise. |
| 953 | | */ |
| 954 | | public function upgrade( $plugin, $args = array() ) { |
| 955 | | |
| 956 | | $defaults = array( |
| 957 | | 'clear_update_cache' => true, |
| 958 | | ); |
| 959 | | $parsed_args = wp_parse_args( $args, $defaults ); |
| 960 | | |
| 961 | | $this->init(); |
| 962 | | $this->upgrade_strings(); |
| 963 | | |
| 964 | | $current = get_site_transient( 'update_plugins' ); |
| 965 | | if ( !isset( $current->response[ $plugin ] ) ) { |
| 966 | | $this->skin->before(); |
| 967 | | $this->skin->set_result(false); |
| 968 | | $this->skin->error('up_to_date'); |
| 969 | | $this->skin->after(); |
| 970 | | return false; |
| 971 | | } |
| 972 | | |
| 973 | | // Get the URL to the zip file |
| 974 | | $r = $current->response[ $plugin ]; |
| 975 | | |
| 976 | | add_filter('upgrader_pre_install', array($this, 'deactivate_plugin_before_upgrade'), 10, 2); |
| 977 | | add_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'), 10, 4); |
| 978 | | //'source_selection' => array($this, 'source_selection'), //there's a trac ticket to move up the directory for zip's which are made a bit differently, useful for non-.org plugins. |
| 979 | | // Clear cache so wp_update_plugins() knows about the new plugin. |
| 980 | | add_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9, 0 ); |
| 981 | | |
| 982 | | $this->run( array( |
| 983 | | 'package' => $r->package, |
| 984 | | 'destination' => WP_PLUGIN_DIR, |
| 985 | | 'clear_destination' => true, |
| 986 | | 'clear_working' => true, |
| 987 | | 'hook_extra' => array( |
| 988 | | 'plugin' => $plugin, |
| 989 | | 'type' => 'plugin', |
| 990 | | 'action' => 'update', |
| 991 | | ), |
| 992 | | ) ); |
| 993 | | |
| 994 | | // Cleanup our hooks, in case something else does a upgrade on this connection. |
| 995 | | remove_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9 ); |
| 996 | | remove_filter('upgrader_pre_install', array($this, 'deactivate_plugin_before_upgrade')); |
| 997 | | remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin')); |
| 998 | | |
| 999 | | if ( ! $this->result || is_wp_error($this->result) ) |
| 1000 | | return $this->result; |
| 1001 | | |
| 1002 | | // Force refresh of plugin update information |
| 1003 | | wp_clean_plugins_cache( $parsed_args['clear_update_cache'] ); |
| 1004 | | |
| 1005 | | return true; |
| 1006 | | } |
| 1007 | | |
| 1008 | | /** |
| 1009 | | * Bulk upgrade several plugins at once. |
| 1010 | | * |
| 1011 | | * @since 2.8.0 |
| 1012 | | * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional. |
| 1013 | | * @access public |
| 1014 | | * |
| 1015 | | * @param array $plugins Array of the basename paths of the plugins' main files. |
| 1016 | | * @param array $args { |
| 1017 | | * Optional. Other arguments for upgrading several plugins at once. Default empty array. |
| 1018 | | * |
| 1019 | | * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful. |
| 1020 | | * Default true. |
| 1021 | | * } |
| 1022 | | * @return array|false An array of results indexed by plugin file, or false if unable to connect to the filesystem. |
| 1023 | | */ |
| 1024 | | public function bulk_upgrade( $plugins, $args = array() ) { |
| 1025 | | |
| 1026 | | $defaults = array( |
| 1027 | | 'clear_update_cache' => true, |
| 1028 | | ); |
| 1029 | | $parsed_args = wp_parse_args( $args, $defaults ); |
| 1030 | | |
| 1031 | | $this->init(); |
| 1032 | | $this->bulk = true; |
| 1033 | | $this->upgrade_strings(); |
| 1034 | | |
| 1035 | | $current = get_site_transient( 'update_plugins' ); |
| 1036 | | |
| 1037 | | add_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'), 10, 4); |
| 1038 | | add_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9, 0 ); |
| 1039 | | |
| 1040 | | $this->skin->header(); |
| 1041 | | |
| 1042 | | // Connect to the Filesystem first. |
| 1043 | | $res = $this->fs_connect( array(WP_CONTENT_DIR, WP_PLUGIN_DIR) ); |
| 1044 | | if ( ! $res ) { |
| 1045 | | $this->skin->footer(); |
| 1046 | | return false; |
| 1047 | | } |
| 1048 | | |
| 1049 | | $this->skin->bulk_header(); |
| 1050 | | |
| 1051 | | /* |
| 1052 | | * Only start maintenance mode if: |
| 1053 | | * - running Multisite and there are one or more plugins specified, OR |
| 1054 | | * - a plugin with an update available is currently active. |
| 1055 | | * @TODO: For multisite, maintenance mode should only kick in for individual sites if at all possible. |
| 1056 | | */ |
| 1057 | | $maintenance = ( is_multisite() && ! empty( $plugins ) ); |
| 1058 | | foreach ( $plugins as $plugin ) |
| 1059 | | $maintenance = $maintenance || ( is_plugin_active( $plugin ) && isset( $current->response[ $plugin] ) ); |
| 1060 | | if ( $maintenance ) |
| 1061 | | $this->maintenance_mode(true); |
| 1062 | | |
| 1063 | | $results = array(); |
| 1064 | | |
| 1065 | | $this->update_count = count($plugins); |
| 1066 | | $this->update_current = 0; |
| 1067 | | foreach ( $plugins as $plugin ) { |
| 1068 | | $this->update_current++; |
| 1069 | | $this->skin->plugin_info = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin, false, true); |
| 1070 | | |
| 1071 | | if ( !isset( $current->response[ $plugin ] ) ) { |
| 1072 | | $this->skin->set_result('up_to_date'); |
| 1073 | | $this->skin->before(); |
| 1074 | | $this->skin->feedback('up_to_date'); |
| 1075 | | $this->skin->after(); |
| 1076 | | $results[$plugin] = true; |
| 1077 | | continue; |
| 1078 | | } |
| 1079 | | |
| 1080 | | // Get the URL to the zip file. |
| 1081 | | $r = $current->response[ $plugin ]; |
| 1082 | | |
| 1083 | | $this->skin->plugin_active = is_plugin_active($plugin); |
| 1084 | | |
| 1085 | | $result = $this->run( array( |
| 1086 | | 'package' => $r->package, |
| 1087 | | 'destination' => WP_PLUGIN_DIR, |
| 1088 | | 'clear_destination' => true, |
| 1089 | | 'clear_working' => true, |
| 1090 | | 'is_multi' => true, |
| 1091 | | 'hook_extra' => array( |
| 1092 | | 'plugin' => $plugin |
| 1093 | | ) |
| 1094 | | ) ); |
| 1095 | | |
| 1096 | | $results[$plugin] = $this->result; |
| 1097 | | |
| 1098 | | // Prevent credentials auth screen from displaying multiple times |
| 1099 | | if ( false === $result ) |
| 1100 | | break; |
| 1101 | | } //end foreach $plugins |
| 1102 | | |
| 1103 | | $this->maintenance_mode(false); |
| 1104 | | |
| 1105 | | /** |
| 1106 | | * Fires when the bulk upgrader process is complete. |
| 1107 | | * |
| 1108 | | * @since 3.6.0 |
| 1109 | | * |
| 1110 | | * @param Plugin_Upgrader $this Plugin_Upgrader instance. In other contexts, $this, might |
| 1111 | | * be a Theme_Upgrader or Core_Upgrade instance. |
| 1112 | | * @param array $data { |
| 1113 | | * Array of bulk item update data. |
| 1114 | | * |
| 1115 | | * @type string $action Type of action. Default 'update'. |
| 1116 | | * @type string $type Type of update process. Accepts 'plugin', 'theme', or 'core'. |
| 1117 | | * @type bool $bulk Whether the update process is a bulk update. Default true. |
| 1118 | | * @type array $packages Array of plugin, theme, or core packages to update. |
| 1119 | | * } |
| 1120 | | */ |
| 1121 | | do_action( 'upgrader_process_complete', $this, array( |
| 1122 | | 'action' => 'update', |
| 1123 | | 'type' => 'plugin', |
| 1124 | | 'bulk' => true, |
| 1125 | | 'plugins' => $plugins, |
| 1126 | | ) ); |
| 1127 | | |
| 1128 | | $this->skin->bulk_footer(); |
| 1129 | | |
| 1130 | | $this->skin->footer(); |
| 1131 | | |
| 1132 | | // Cleanup our hooks, in case something else does a upgrade on this connection. |
| 1133 | | remove_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9 ); |
| 1134 | | remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin')); |
| 1135 | | |
| 1136 | | // Force refresh of plugin update information. |
| 1137 | | wp_clean_plugins_cache( $parsed_args['clear_update_cache'] ); |
| 1138 | | |
| 1139 | | return $results; |
| 1140 | | } |
| 1141 | | |
| 1142 | | /** |
| 1143 | | * Check a source package to be sure it contains a plugin. |
| 1144 | | * |
| 1145 | | * This function is added to the {@see 'upgrader_source_selection'} filter by |
| 1146 | | * Plugin_Upgrader::install(). |
| 1147 | | * |
| 1148 | | * @since 3.3.0 |
| 1149 | | * @access public |
| 1150 | | * |
| 1151 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 1152 | | * |
| 1153 | | * @param string $source The path to the downloaded package source. |
| 1154 | | * @return string|WP_Error The source as passed, or a WP_Error object |
| 1155 | | * if no plugins were found. |
| 1156 | | */ |
| 1157 | | public function check_package($source) { |
| 1158 | | global $wp_filesystem; |
| 1159 | | |
| 1160 | | if ( is_wp_error($source) ) |
| 1161 | | return $source; |
| 1162 | | |
| 1163 | | $working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source); |
| 1164 | | if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, let's not prevent installation. |
| 1165 | | return $source; |
| 1166 | | |
| 1167 | | // Check the folder contains at least 1 valid plugin. |
| 1168 | | $plugins_found = false; |
| 1169 | | $files = glob( $working_directory . '*.php' ); |
| 1170 | | if ( $files ) { |
| 1171 | | foreach ( $files as $file ) { |
| 1172 | | $info = get_plugin_data( $file, false, false ); |
| 1173 | | if ( ! empty( $info['Name'] ) ) { |
| 1174 | | $plugins_found = true; |
| 1175 | | break; |
| 1176 | | } |
| 1177 | | } |
| 1178 | | } |
| 1179 | | |
| 1180 | | if ( ! $plugins_found ) |
| 1181 | | return new WP_Error( 'incompatible_archive_no_plugins', $this->strings['incompatible_archive'], __( 'No valid plugins were found.' ) ); |
| 1182 | | |
| 1183 | | return $source; |
| 1184 | | } |
| 1185 | | |
| 1186 | | /** |
| 1187 | | * Retrieve the path to the file that contains the plugin info. |
| 1188 | | * |
| 1189 | | * This isn't used internally in the class, but is called by the skins. |
| 1190 | | * |
| 1191 | | * @since 2.8.0 |
| 1192 | | * @access public |
| 1193 | | * |
| 1194 | | * @return string|false The full path to the main plugin file, or false. |
| 1195 | | */ |
| 1196 | | public function plugin_info() { |
| 1197 | | if ( ! is_array($this->result) ) |
| 1198 | | return false; |
| 1199 | | if ( empty($this->result['destination_name']) ) |
| 1200 | | return false; |
| 1201 | | |
| 1202 | | $plugin = get_plugins('/' . $this->result['destination_name']); //Ensure to pass with leading slash |
| 1203 | | if ( empty($plugin) ) |
| 1204 | | return false; |
| 1205 | | |
| 1206 | | $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list |
| 1207 | | |
| 1208 | | return $this->result['destination_name'] . '/' . $pluginfiles[0]; |
| 1209 | | } |
| 1210 | | |
| 1211 | | /** |
| 1212 | | * Deactivates a plugin before it is upgraded. |
| 1213 | | * |
| 1214 | | * Hooked to the {@see 'upgrader_pre_install'} filter by Plugin_Upgrader::upgrade(). |
| 1215 | | * |
| 1216 | | * @since 2.8.0 |
| 1217 | | * @since 4.1.0 Added a return value. |
| 1218 | | * @access public |
| 1219 | | * |
| 1220 | | * @param bool|WP_Error $return Upgrade offer return. |
| 1221 | | * @param array $plugin Plugin package arguments. |
| 1222 | | * @return bool|WP_Error The passed in $return param or WP_Error. |
| 1223 | | */ |
| 1224 | | public function deactivate_plugin_before_upgrade($return, $plugin) { |
| 1225 | | |
| 1226 | | if ( is_wp_error($return) ) //Bypass. |
| 1227 | | return $return; |
| 1228 | | |
| 1229 | | // When in cron (background updates) don't deactivate the plugin, as we require a browser to reactivate it |
| 1230 | | if ( defined( 'DOING_CRON' ) && DOING_CRON ) |
| 1231 | | return $return; |
| 1232 | | |
| 1233 | | $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : ''; |
| 1234 | | if ( empty($plugin) ) |
| 1235 | | return new WP_Error('bad_request', $this->strings['bad_request']); |
| 1236 | | |
| 1237 | | if ( is_plugin_active($plugin) ) { |
| 1238 | | //Deactivate the plugin silently, Prevent deactivation hooks from running. |
| 1239 | | deactivate_plugins($plugin, true); |
| 1240 | | } |
| 1241 | | |
| 1242 | | return $return; |
| 1243 | | } |
| 1244 | | |
| 1245 | | /** |
| 1246 | | * Delete the old plugin during an upgrade. |
| 1247 | | * |
| 1248 | | * Hooked to the {@see 'upgrader_clear_destination'} filter by |
| 1249 | | * Plugin_Upgrader::upgrade() and Plugin_Upgrader::bulk_upgrade(). |
| 1250 | | * |
| 1251 | | * @since 2.8.0 |
| 1252 | | * @access public |
| 1253 | | * |
| 1254 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 1255 | | * |
| 1256 | | * @param bool|WP_Error $removed |
| 1257 | | * @param string $local_destination |
| 1258 | | * @param string $remote_destination |
| 1259 | | * @param array $plugin |
| 1260 | | * @return WP_Error|bool |
| 1261 | | */ |
| 1262 | | public function delete_old_plugin($removed, $local_destination, $remote_destination, $plugin) { |
| 1263 | | global $wp_filesystem; |
| 1264 | | |
| 1265 | | if ( is_wp_error($removed) ) |
| 1266 | | return $removed; //Pass errors through. |
| 1267 | | |
| 1268 | | $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : ''; |
| 1269 | | if ( empty($plugin) ) |
| 1270 | | return new WP_Error('bad_request', $this->strings['bad_request']); |
| 1271 | | |
| 1272 | | $plugins_dir = $wp_filesystem->wp_plugins_dir(); |
| 1273 | | $this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) ); |
| 1274 | | |
| 1275 | | if ( ! $wp_filesystem->exists($this_plugin_dir) ) //If it's already vanished. |
| 1276 | | return $removed; |
| 1277 | | |
| 1278 | | // If plugin is in its own directory, recursively delete the directory. |
| 1279 | | if ( strpos($plugin, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory separator AND that it's not the root plugin folder |
| 1280 | | $deleted = $wp_filesystem->delete($this_plugin_dir, true); |
| 1281 | | else |
| 1282 | | $deleted = $wp_filesystem->delete($plugins_dir . $plugin); |
| 1283 | | |
| 1284 | | if ( ! $deleted ) |
| 1285 | | return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']); |
| 1286 | | |
| 1287 | | return true; |
| 1288 | | } |
| 1289 | | } |
| 1290 | | |
| 1291 | | /** |
| 1292 | | * Core class used for upgrading/installing themes. |
| 1293 | | * |
| 1294 | | * It is designed to upgrade/install themes from a local zip, remote zip URL, |
| 1295 | | * or uploaded zip file. |
| 1296 | | * |
| 1297 | | * @since 2.8.0 |
| 1298 | | * |
| 1299 | | * @see WP_Upgrader |
| 1300 | | */ |
| 1301 | | class Theme_Upgrader extends WP_Upgrader { |
| 1302 | | |
| 1303 | | /** |
| 1304 | | * Result of the theme upgrade offer. |
| 1305 | | * |
| 1306 | | * @since 2.8.0 |
| 1307 | | * @access public |
| 1308 | | * @var array|WP_Error $result |
| 1309 | | * @see WP_Upgrader::$result |
| 1310 | | */ |
| 1311 | | public $result; |
| 1312 | | |
| 1313 | | /** |
| 1314 | | * Whether multiple themes are being upgraded/installed in bulk. |
| 1315 | | * |
| 1316 | | * @since 2.9.0 |
| 1317 | | * @access public |
| 1318 | | * @var bool $bulk |
| 1319 | | */ |
| 1320 | | public $bulk = false; |
| 1321 | | |
| 1322 | | /** |
| 1323 | | * Initialize the upgrade strings. |
| 1324 | | * |
| 1325 | | * @since 2.8.0 |
| 1326 | | * @access public |
| 1327 | | */ |
| 1328 | | public function upgrade_strings() { |
| 1329 | | $this->strings['up_to_date'] = __('The theme is at the latest version.'); |
| 1330 | | $this->strings['no_package'] = __('Update package not available.'); |
| 1331 | | $this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…'); |
| 1332 | | $this->strings['unpack_package'] = __('Unpacking the update…'); |
| 1333 | | $this->strings['remove_old'] = __('Removing the old version of the theme…'); |
| 1334 | | $this->strings['remove_old_failed'] = __('Could not remove the old theme.'); |
| 1335 | | $this->strings['process_failed'] = __('Theme update failed.'); |
| 1336 | | $this->strings['process_success'] = __('Theme updated successfully.'); |
| 1337 | | } |
| 1338 | | |
| 1339 | | /** |
| 1340 | | * Initialize the install strings. |
| 1341 | | * |
| 1342 | | * @since 2.8.0 |
| 1343 | | * @access public |
| 1344 | | */ |
| 1345 | | public function install_strings() { |
| 1346 | | $this->strings['no_package'] = __('Install package not available.'); |
| 1347 | | $this->strings['downloading_package'] = __('Downloading install package from <span class="code">%s</span>…'); |
| 1348 | | $this->strings['unpack_package'] = __('Unpacking the package…'); |
| 1349 | | $this->strings['installing_package'] = __('Installing the theme…'); |
| 1350 | | $this->strings['no_files'] = __('The theme contains no files.'); |
| 1351 | | $this->strings['process_failed'] = __('Theme install failed.'); |
| 1352 | | $this->strings['process_success'] = __('Theme installed successfully.'); |
| 1353 | | /* translators: 1: theme name, 2: version */ |
| 1354 | | $this->strings['process_success_specific'] = __('Successfully installed the theme <strong>%1$s %2$s</strong>.'); |
| 1355 | | $this->strings['parent_theme_search'] = __('This theme requires a parent theme. Checking if it is installed…'); |
| 1356 | | /* translators: 1: theme name, 2: version */ |
| 1357 | | $this->strings['parent_theme_prepare_install'] = __('Preparing to install <strong>%1$s %2$s</strong>…'); |
| 1358 | | /* translators: 1: theme name, 2: version */ |
| 1359 | | $this->strings['parent_theme_currently_installed'] = __('The parent theme, <strong>%1$s %2$s</strong>, is currently installed.'); |
| 1360 | | /* translators: 1: theme name, 2: version */ |
| 1361 | | $this->strings['parent_theme_install_success'] = __('Successfully installed the parent theme, <strong>%1$s %2$s</strong>.'); |
| 1362 | | $this->strings['parent_theme_not_found'] = __('<strong>The parent theme could not be found.</strong> You will need to install the parent theme, <strong>%s</strong>, before you can use this child theme.'); |
| 1363 | | } |
| 1364 | | |
| 1365 | | /** |
| 1366 | | * Check if a child theme is being installed and we need to install its parent. |
| 1367 | | * |
| 1368 | | * Hooked to the {@see 'upgrader_post_install'} filter by Theme_Upgrader::install(). |
| 1369 | | * |
| 1370 | | * @since 3.4.0 |
| 1371 | | * @access public |
| 1372 | | * |
| 1373 | | * @param bool $install_result |
| 1374 | | * @param array $hook_extra |
| 1375 | | * @param array $child_result |
| 1376 | | * @return type |
| 1377 | | */ |
| 1378 | | public function check_parent_theme_filter( $install_result, $hook_extra, $child_result ) { |
| 1379 | | // Check to see if we need to install a parent theme |
| 1380 | | $theme_info = $this->theme_info(); |
| 1381 | | |
| 1382 | | if ( ! $theme_info->parent() ) |
| 1383 | | return $install_result; |
| 1384 | | |
| 1385 | | $this->skin->feedback( 'parent_theme_search' ); |
| 1386 | | |
| 1387 | | if ( ! $theme_info->parent()->errors() ) { |
| 1388 | | $this->skin->feedback( 'parent_theme_currently_installed', $theme_info->parent()->display('Name'), $theme_info->parent()->display('Version') ); |
| 1389 | | // We already have the theme, fall through. |
| 1390 | | return $install_result; |
| 1391 | | } |
| 1392 | | |
| 1393 | | // We don't have the parent theme, let's install it. |
| 1394 | | $api = themes_api('theme_information', array('slug' => $theme_info->get('Template'), 'fields' => array('sections' => false, 'tags' => false) ) ); //Save on a bit of bandwidth. |
| 1395 | | |
| 1396 | | if ( ! $api || is_wp_error($api) ) { |
| 1397 | | $this->skin->feedback( 'parent_theme_not_found', $theme_info->get('Template') ); |
| 1398 | | // Don't show activate or preview actions after install |
| 1399 | | add_filter('install_theme_complete_actions', array($this, 'hide_activate_preview_actions') ); |
| 1400 | | return $install_result; |
| 1401 | | } |
| 1402 | | |
| 1403 | | // Backup required data we're going to override: |
| 1404 | | $child_api = $this->skin->api; |
| 1405 | | $child_success_message = $this->strings['process_success']; |
| 1406 | | |
| 1407 | | // Override them |
| 1408 | | $this->skin->api = $api; |
| 1409 | | $this->strings['process_success_specific'] = $this->strings['parent_theme_install_success'];//, $api->name, $api->version); |
| 1410 | | |
| 1411 | | $this->skin->feedback('parent_theme_prepare_install', $api->name, $api->version); |
| 1412 | | |
| 1413 | | add_filter('install_theme_complete_actions', '__return_false', 999); // Don't show any actions after installing the theme. |
| 1414 | | |
| 1415 | | // Install the parent theme |
| 1416 | | $parent_result = $this->run( array( |
| 1417 | | 'package' => $api->download_link, |
| 1418 | | 'destination' => get_theme_root(), |
| 1419 | | 'clear_destination' => false, //Do not overwrite files. |
| 1420 | | 'clear_working' => true |
| 1421 | | ) ); |
| 1422 | | |
| 1423 | | if ( is_wp_error($parent_result) ) |
| 1424 | | add_filter('install_theme_complete_actions', array($this, 'hide_activate_preview_actions') ); |
| 1425 | | |
| 1426 | | // Start cleaning up after the parents installation |
| 1427 | | remove_filter('install_theme_complete_actions', '__return_false', 999); |
| 1428 | | |
| 1429 | | // Reset child's result and data |
| 1430 | | $this->result = $child_result; |
| 1431 | | $this->skin->api = $child_api; |
| 1432 | | $this->strings['process_success'] = $child_success_message; |
| 1433 | | |
| 1434 | | return $install_result; |
| 1435 | | } |
| 1436 | | |
| 1437 | | /** |
| 1438 | | * Don't display the activate and preview actions to the user. |
| 1439 | | * |
| 1440 | | * Hooked to the {@see 'install_theme_complete_actions'} filter by |
| 1441 | | * Theme_Upgrader::check_parent_theme_filter() when installing |
| 1442 | | * a child theme and installing the parent theme fails. |
| 1443 | | * |
| 1444 | | * @since 3.4.0 |
| 1445 | | * @access public |
| 1446 | | * |
| 1447 | | * @param array $actions Preview actions. |
| 1448 | | * @return array |
| 1449 | | */ |
| 1450 | | public function hide_activate_preview_actions( $actions ) { |
| 1451 | | unset($actions['activate'], $actions['preview']); |
| 1452 | | return $actions; |
| 1453 | | } |
| 1454 | | |
| 1455 | | /** |
| 1456 | | * Install a theme package. |
| 1457 | | * |
| 1458 | | * @since 2.8.0 |
| 1459 | | * @since 3.7.0 The `$args` parameter was added, making clearing the update cache optional. |
| 1460 | | * @access public |
| 1461 | | * |
| 1462 | | * @param string $package The full local path or URI of the package. |
| 1463 | | * @param array $args { |
| 1464 | | * Optional. Other arguments for installing a theme package. Default empty array. |
| 1465 | | * |
| 1466 | | * @type bool $clear_update_cache Whether to clear the updates cache if successful. |
| 1467 | | * Default true. |
| 1468 | | * } |
| 1469 | | * |
| 1470 | | * @return bool|WP_Error True if the install was successful, false or a WP_Error object otherwise. |
| 1471 | | */ |
| 1472 | | public function install( $package, $args = array() ) { |
| 1473 | | |
| 1474 | | $defaults = array( |
| 1475 | | 'clear_update_cache' => true, |
| 1476 | | ); |
| 1477 | | $parsed_args = wp_parse_args( $args, $defaults ); |
| 1478 | | |
| 1479 | | $this->init(); |
| 1480 | | $this->install_strings(); |
| 1481 | | |
| 1482 | | add_filter('upgrader_source_selection', array($this, 'check_package') ); |
| 1483 | | add_filter('upgrader_post_install', array($this, 'check_parent_theme_filter'), 10, 3); |
| 1484 | | // Clear cache so wp_update_themes() knows about the new theme. |
| 1485 | | add_action( 'upgrader_process_complete', 'wp_clean_themes_cache', 9, 0 ); |
| 1486 | | |
| 1487 | | $this->run( array( |
| 1488 | | 'package' => $package, |
| 1489 | | 'destination' => get_theme_root(), |
| 1490 | | 'clear_destination' => false, //Do not overwrite files. |
| 1491 | | 'clear_working' => true, |
| 1492 | | 'hook_extra' => array( |
| 1493 | | 'type' => 'theme', |
| 1494 | | 'action' => 'install', |
| 1495 | | ), |
| 1496 | | ) ); |
| 1497 | | |
| 1498 | | remove_action( 'upgrader_process_complete', 'wp_clean_themes_cache', 9 ); |
| 1499 | | remove_filter('upgrader_source_selection', array($this, 'check_package') ); |
| 1500 | | remove_filter('upgrader_post_install', array($this, 'check_parent_theme_filter')); |
| 1501 | | |
| 1502 | | if ( ! $this->result || is_wp_error($this->result) ) |
| 1503 | | return $this->result; |
| 1504 | | |
| 1505 | | // Refresh the Theme Update information |
| 1506 | | wp_clean_themes_cache( $parsed_args['clear_update_cache'] ); |
| 1507 | | |
| 1508 | | return true; |
| 1509 | | } |
| 1510 | | |
| 1511 | | /** |
| 1512 | | * Upgrade a theme. |
| 1513 | | * |
| 1514 | | * @since 2.8.0 |
| 1515 | | * @since 3.7.0 The `$args` parameter was added, making clearing the update cache optional. |
| 1516 | | * @access public |
| 1517 | | * |
| 1518 | | * @param string $theme The theme slug. |
| 1519 | | * @param array $args { |
| 1520 | | * Optional. Other arguments for upgrading a theme. Default empty array. |
| 1521 | | * |
| 1522 | | * @type bool $clear_update_cache Whether to clear the update cache if successful. |
| 1523 | | * Default true. |
| 1524 | | * } |
| 1525 | | * @return bool|WP_Error True if the upgrade was successful, false or a WP_Error object otherwise. |
| 1526 | | */ |
| 1527 | | public function upgrade( $theme, $args = array() ) { |
| 1528 | | |
| 1529 | | $defaults = array( |
| 1530 | | 'clear_update_cache' => true, |
| 1531 | | ); |
| 1532 | | $parsed_args = wp_parse_args( $args, $defaults ); |
| 1533 | | |
| 1534 | | $this->init(); |
| 1535 | | $this->upgrade_strings(); |
| 1536 | | |
| 1537 | | // Is an update available? |
| 1538 | | $current = get_site_transient( 'update_themes' ); |
| 1539 | | if ( !isset( $current->response[ $theme ] ) ) { |
| 1540 | | $this->skin->before(); |
| 1541 | | $this->skin->set_result(false); |
| 1542 | | $this->skin->error( 'up_to_date' ); |
| 1543 | | $this->skin->after(); |
| 1544 | | return false; |
| 1545 | | } |
| 1546 | | |
| 1547 | | $r = $current->response[ $theme ]; |
| 1548 | | |
| 1549 | | add_filter('upgrader_pre_install', array($this, 'current_before'), 10, 2); |
| 1550 | | add_filter('upgrader_post_install', array($this, 'current_after'), 10, 2); |
| 1551 | | add_filter('upgrader_clear_destination', array($this, 'delete_old_theme'), 10, 4); |
| 1552 | | // Clear cache so wp_update_themes() knows about the new theme. |
| 1553 | | add_action( 'upgrader_process_complete', 'wp_clean_themes_cache', 9, 0 ); |
| 1554 | | |
| 1555 | | $this->run( array( |
| 1556 | | 'package' => $r['package'], |
| 1557 | | 'destination' => get_theme_root( $theme ), |
| 1558 | | 'clear_destination' => true, |
| 1559 | | 'clear_working' => true, |
| 1560 | | 'hook_extra' => array( |
| 1561 | | 'theme' => $theme, |
| 1562 | | 'type' => 'theme', |
| 1563 | | 'action' => 'update', |
| 1564 | | ), |
| 1565 | | ) ); |
| 1566 | | |
| 1567 | | remove_action( 'upgrader_process_complete', 'wp_clean_themes_cache', 9 ); |
| 1568 | | remove_filter('upgrader_pre_install', array($this, 'current_before')); |
| 1569 | | remove_filter('upgrader_post_install', array($this, 'current_after')); |
| 1570 | | remove_filter('upgrader_clear_destination', array($this, 'delete_old_theme')); |
| 1571 | | |
| 1572 | | if ( ! $this->result || is_wp_error($this->result) ) |
| 1573 | | return $this->result; |
| 1574 | | |
| 1575 | | wp_clean_themes_cache( $parsed_args['clear_update_cache'] ); |
| 1576 | | |
| 1577 | | return true; |
| 1578 | | } |
| 1579 | | |
| 1580 | | /** |
| 1581 | | * Upgrade several themes at once. |
| 1582 | | * |
| 1583 | | * @since 3.0.0 |
| 1584 | | * @since 3.7.0 The `$args` parameter was added, making clearing the update cache optional. |
| 1585 | | * @access public |
| 1586 | | * |
| 1587 | | * @param array $themes The theme slugs. |
| 1588 | | * @param array $args { |
| 1589 | | * Optional. Other arguments for upgrading several themes at once. Default empty array. |
| 1590 | | * |
| 1591 | | * @type bool $clear_update_cache Whether to clear the update cache if successful. |
| 1592 | | * Default true. |
| 1593 | | * } |
| 1594 | | * @return array[]|false An array of results, or false if unable to connect to the filesystem. |
| 1595 | | */ |
| 1596 | | public function bulk_upgrade( $themes, $args = array() ) { |
| 1597 | | |
| 1598 | | $defaults = array( |
| 1599 | | 'clear_update_cache' => true, |
| 1600 | | ); |
| 1601 | | $parsed_args = wp_parse_args( $args, $defaults ); |
| 1602 | | |
| 1603 | | $this->init(); |
| 1604 | | $this->bulk = true; |
| 1605 | | $this->upgrade_strings(); |
| 1606 | | |
| 1607 | | $current = get_site_transient( 'update_themes' ); |
| 1608 | | |
| 1609 | | add_filter('upgrader_pre_install', array($this, 'current_before'), 10, 2); |
| 1610 | | add_filter('upgrader_post_install', array($this, 'current_after'), 10, 2); |
| 1611 | | add_filter('upgrader_clear_destination', array($this, 'delete_old_theme'), 10, 4); |
| 1612 | | // Clear cache so wp_update_themes() knows about the new theme. |
| 1613 | | add_action( 'upgrader_process_complete', 'wp_clean_themes_cache', 9, 0 ); |
| 1614 | | |
| 1615 | | $this->skin->header(); |
| 1616 | | |
| 1617 | | // Connect to the Filesystem first. |
| 1618 | | $res = $this->fs_connect( array(WP_CONTENT_DIR) ); |
| 1619 | | if ( ! $res ) { |
| 1620 | | $this->skin->footer(); |
| 1621 | | return false; |
| 1622 | | } |
| 1623 | | |
| 1624 | | $this->skin->bulk_header(); |
| 1625 | | |
| 1626 | | // Only start maintenance mode if: |
| 1627 | | // - running Multisite and there are one or more themes specified, OR |
| 1628 | | // - a theme with an update available is currently in use. |
| 1629 | | // @TODO: For multisite, maintenance mode should only kick in for individual sites if at all possible. |
| 1630 | | $maintenance = ( is_multisite() && ! empty( $themes ) ); |
| 1631 | | foreach ( $themes as $theme ) |
| 1632 | | $maintenance = $maintenance || $theme == get_stylesheet() || $theme == get_template(); |
| 1633 | | if ( $maintenance ) |
| 1634 | | $this->maintenance_mode(true); |
| 1635 | | |
| 1636 | | $results = array(); |
| 1637 | | |
| 1638 | | $this->update_count = count($themes); |
| 1639 | | $this->update_current = 0; |
| 1640 | | foreach ( $themes as $theme ) { |
| 1641 | | $this->update_current++; |
| 1642 | | |
| 1643 | | $this->skin->theme_info = $this->theme_info($theme); |
| 1644 | | |
| 1645 | | if ( !isset( $current->response[ $theme ] ) ) { |
| 1646 | | $this->skin->set_result(true); |
| 1647 | | $this->skin->before(); |
| 1648 | | $this->skin->feedback( 'up_to_date' ); |
| 1649 | | $this->skin->after(); |
| 1650 | | $results[$theme] = true; |
| 1651 | | continue; |
| 1652 | | } |
| 1653 | | |
| 1654 | | // Get the URL to the zip file |
| 1655 | | $r = $current->response[ $theme ]; |
| 1656 | | |
| 1657 | | $result = $this->run( array( |
| 1658 | | 'package' => $r['package'], |
| 1659 | | 'destination' => get_theme_root( $theme ), |
| 1660 | | 'clear_destination' => true, |
| 1661 | | 'clear_working' => true, |
| 1662 | | 'is_multi' => true, |
| 1663 | | 'hook_extra' => array( |
| 1664 | | 'theme' => $theme |
| 1665 | | ), |
| 1666 | | ) ); |
| 1667 | | |
| 1668 | | $results[$theme] = $this->result; |
| 1669 | | |
| 1670 | | // Prevent credentials auth screen from displaying multiple times |
| 1671 | | if ( false === $result ) |
| 1672 | | break; |
| 1673 | | } //end foreach $plugins |
| 1674 | | |
| 1675 | | $this->maintenance_mode(false); |
| 1676 | | |
| 1677 | | /** This action is documented in wp-admin/includes/class-wp-upgrader.php */ |
| 1678 | | do_action( 'upgrader_process_complete', $this, array( |
| 1679 | | 'action' => 'update', |
| 1680 | | 'type' => 'theme', |
| 1681 | | 'bulk' => true, |
| 1682 | | 'themes' => $themes, |
| 1683 | | ) ); |
| 1684 | | |
| 1685 | | $this->skin->bulk_footer(); |
| 1686 | | |
| 1687 | | $this->skin->footer(); |
| 1688 | | |
| 1689 | | // Cleanup our hooks, in case something else does a upgrade on this connection. |
| 1690 | | remove_action( 'upgrader_process_complete', 'wp_clean_themes_cache', 9 ); |
| 1691 | | remove_filter('upgrader_pre_install', array($this, 'current_before')); |
| 1692 | | remove_filter('upgrader_post_install', array($this, 'current_after')); |
| 1693 | | remove_filter('upgrader_clear_destination', array($this, 'delete_old_theme')); |
| 1694 | | |
| 1695 | | // Refresh the Theme Update information |
| 1696 | | wp_clean_themes_cache( $parsed_args['clear_update_cache'] ); |
| 1697 | | |
| 1698 | | return $results; |
| 1699 | | } |
| 1700 | | |
| 1701 | | /** |
| 1702 | | * Check that the package source contains a valid theme. |
| 1703 | | * |
| 1704 | | * Hooked to the {@see 'upgrader_source_selection'} filter by Theme_Upgrader::install(). |
| 1705 | | * It will return an error if the theme doesn't have style.css or index.php |
| 1706 | | * files. |
| 1707 | | * |
| 1708 | | * @since 3.3.0 |
| 1709 | | * @access public |
| 1710 | | * |
| 1711 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 1712 | | * |
| 1713 | | * @param string $source The full path to the package source. |
| 1714 | | * @return string|WP_Error The source or a WP_Error. |
| 1715 | | */ |
| 1716 | | public function check_package( $source ) { |
| 1717 | | global $wp_filesystem; |
| 1718 | | |
| 1719 | | if ( is_wp_error($source) ) |
| 1720 | | return $source; |
| 1721 | | |
| 1722 | | // Check the folder contains a valid theme |
| 1723 | | $working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source); |
| 1724 | | if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, let's not prevent installation. |
| 1725 | | return $source; |
| 1726 | | |
| 1727 | | // A proper archive should have a style.css file in the single subdirectory |
| 1728 | | if ( ! file_exists( $working_directory . 'style.css' ) ) { |
| 1729 | | return new WP_Error( 'incompatible_archive_theme_no_style', $this->strings['incompatible_archive'], |
| 1730 | | /* translators: %s: style.css */ |
| 1731 | | sprintf( __( 'The theme is missing the %s stylesheet.' ), |
| 1732 | | '<code>style.css</code>' |
| 1733 | | ) |
| 1734 | | ); |
| 1735 | | } |
| 1736 | | |
| 1737 | | $info = get_file_data( $working_directory . 'style.css', array( 'Name' => 'Theme Name', 'Template' => 'Template' ) ); |
| 1738 | | |
| 1739 | | if ( empty( $info['Name'] ) ) { |
| 1740 | | return new WP_Error( 'incompatible_archive_theme_no_name', $this->strings['incompatible_archive'], |
| 1741 | | /* translators: %s: style.css */ |
| 1742 | | sprintf( __( 'The %s stylesheet doesn’t contain a valid theme header.' ), |
| 1743 | | '<code>style.css</code>' |
| 1744 | | ) |
| 1745 | | ); |
| 1746 | | } |
| 1747 | | |
| 1748 | | // If it's not a child theme, it must have at least an index.php to be legit. |
| 1749 | | if ( empty( $info['Template'] ) && ! file_exists( $working_directory . 'index.php' ) ) { |
| 1750 | | return new WP_Error( 'incompatible_archive_theme_no_index', $this->strings['incompatible_archive'], |
| 1751 | | /* translators: %s: index.php */ |
| 1752 | | sprintf( __( 'The theme is missing the %s file.' ), |
| 1753 | | '<code>index.php</code>' |
| 1754 | | ) |
| 1755 | | ); |
| 1756 | | } |
| 1757 | | |
| 1758 | | return $source; |
| 1759 | | } |
| 1760 | | |
| 1761 | | /** |
| 1762 | | * Turn on maintenance mode before attempting to upgrade the current theme. |
| 1763 | | * |
| 1764 | | * Hooked to the {@see 'upgrader_pre_install'} filter by Theme_Upgrader::upgrade() and |
| 1765 | | * Theme_Upgrader::bulk_upgrade(). |
| 1766 | | * |
| 1767 | | * @since 2.8.0 |
| 1768 | | * @access public |
| 1769 | | * |
| 1770 | | * @param bool|WP_Error $return |
| 1771 | | * @param array $theme |
| 1772 | | * @return bool|WP_Error |
| 1773 | | */ |
| 1774 | | public function current_before($return, $theme) { |
| 1775 | | if ( is_wp_error($return) ) |
| 1776 | | return $return; |
| 1777 | | |
| 1778 | | $theme = isset($theme['theme']) ? $theme['theme'] : ''; |
| 1779 | | |
| 1780 | | if ( $theme != get_stylesheet() ) //If not current |
| 1781 | | return $return; |
| 1782 | | //Change to maintenance mode now. |
| 1783 | | if ( ! $this->bulk ) |
| 1784 | | $this->maintenance_mode(true); |
| 1785 | | |
| 1786 | | return $return; |
| 1787 | | } |
| 1788 | | |
| 1789 | | /** |
| 1790 | | * Turn off maintenance mode after upgrading the current theme. |
| 1791 | | * |
| 1792 | | * Hooked to the {@see 'upgrader_post_install'} filter by Theme_Upgrader::upgrade() |
| 1793 | | * and Theme_Upgrader::bulk_upgrade(). |
| 1794 | | * |
| 1795 | | * @since 2.8.0 |
| 1796 | | * @access public |
| 1797 | | * |
| 1798 | | * @param bool|WP_Error $return |
| 1799 | | * @param array $theme |
| 1800 | | * @return bool|WP_Error |
| 1801 | | */ |
| 1802 | | public function current_after($return, $theme) { |
| 1803 | | if ( is_wp_error($return) ) |
| 1804 | | return $return; |
| 1805 | | |
| 1806 | | $theme = isset($theme['theme']) ? $theme['theme'] : ''; |
| 1807 | | |
| 1808 | | if ( $theme != get_stylesheet() ) // If not current |
| 1809 | | return $return; |
| 1810 | | |
| 1811 | | // Ensure stylesheet name hasn't changed after the upgrade: |
| 1812 | | if ( $theme == get_stylesheet() && $theme != $this->result['destination_name'] ) { |
| 1813 | | wp_clean_themes_cache(); |
| 1814 | | $stylesheet = $this->result['destination_name']; |
| 1815 | | switch_theme( $stylesheet ); |
| 1816 | | } |
| 1817 | | |
| 1818 | | //Time to remove maintenance mode |
| 1819 | | if ( ! $this->bulk ) |
| 1820 | | $this->maintenance_mode(false); |
| 1821 | | return $return; |
| 1822 | | } |
| 1823 | | |
| 1824 | | /** |
| 1825 | | * Delete the old theme during an upgrade. |
| 1826 | | * |
| 1827 | | * Hooked to the {@see 'upgrader_clear_destination'} filter by Theme_Upgrader::upgrade() |
| 1828 | | * and Theme_Upgrader::bulk_upgrade(). |
| 1829 | | * |
| 1830 | | * @since 2.8.0 |
| 1831 | | * @access public |
| 1832 | | * |
| 1833 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 1834 | | * |
| 1835 | | * @param bool $removed |
| 1836 | | * @param string $local_destination |
| 1837 | | * @param string $remote_destination |
| 1838 | | * @param array $theme |
| 1839 | | * @return bool |
| 1840 | | */ |
| 1841 | | public function delete_old_theme( $removed, $local_destination, $remote_destination, $theme ) { |
| 1842 | | global $wp_filesystem; |
| 1843 | | |
| 1844 | | if ( is_wp_error( $removed ) ) |
| 1845 | | return $removed; // Pass errors through. |
| 1846 | | |
| 1847 | | if ( ! isset( $theme['theme'] ) ) |
| 1848 | | return $removed; |
| 1849 | | |
| 1850 | | $theme = $theme['theme']; |
| 1851 | | $themes_dir = trailingslashit( $wp_filesystem->wp_themes_dir( $theme ) ); |
| 1852 | | if ( $wp_filesystem->exists( $themes_dir . $theme ) ) { |
| 1853 | | if ( ! $wp_filesystem->delete( $themes_dir . $theme, true ) ) |
| 1854 | | return false; |
| 1855 | | } |
| 1856 | | |
| 1857 | | return true; |
| 1858 | | } |
| 1859 | | |
| 1860 | | /** |
| 1861 | | * Get the WP_Theme object for a theme. |
| 1862 | | * |
| 1863 | | * @since 2.8.0 |
| 1864 | | * @since 3.0.0 The `$theme` argument was added. |
| 1865 | | * @access public |
| 1866 | | * |
| 1867 | | * @param string $theme The directory name of the theme. This is optional, and if not supplied, |
| 1868 | | * the directory name from the last result will be used. |
| 1869 | | * @return WP_Theme|false The theme's info object, or false `$theme` is not supplied |
| 1870 | | * and the last result isn't set. |
| 1871 | | */ |
| 1872 | | public function theme_info($theme = null) { |
| 1873 | | |
| 1874 | | if ( empty($theme) ) { |
| 1875 | | if ( !empty($this->result['destination_name']) ) |
| 1876 | | $theme = $this->result['destination_name']; |
| 1877 | | else |
| 1878 | | return false; |
| 1879 | | } |
| 1880 | | return wp_get_theme( $theme ); |
| 1881 | | } |
| 1882 | | |
| 1883 | | } |
| 1884 | | |
| 1885 | | /** |
| 1886 | | * Core class used for updating/installing language packs (translations) |
| 1887 | | * for plugins, themes, and core. |
| 1888 | | * |
| 1889 | | * @since 3.7.0 |
| 1890 | | * |
| 1891 | | * @see WP_Upgrader |
| 1892 | | */ |
| 1893 | | class Language_Pack_Upgrader extends WP_Upgrader { |
| 1894 | | |
| 1895 | | /** |
| 1896 | | * Result of the language pack upgrade. |
| 1897 | | * |
| 1898 | | * @since 3.7.0 |
| 1899 | | * @access public |
| 1900 | | * @var array|WP_Error $result |
| 1901 | | * @see WP_Upgrader::$result |
| 1902 | | */ |
| 1903 | | public $result; |
| 1904 | | |
| 1905 | | /** |
| 1906 | | * Whether a bulk upgrade/install is being performed. |
| 1907 | | * |
| 1908 | | * @since 3.7.0 |
| 1909 | | * @access public |
| 1910 | | * @var bool $bulk |
| 1911 | | */ |
| 1912 | | public $bulk = true; |
| 1913 | | |
| 1914 | | /** |
| 1915 | | * Asynchronously upgrades language packs after other upgrades have been made. |
| 1916 | | * |
| 1917 | | * Hooked to the {@see 'upgrader_process_complete'} action by default. |
| 1918 | | * |
| 1919 | | * @since 3.7.0 |
| 1920 | | * @access public |
| 1921 | | * @static |
| 1922 | | * |
| 1923 | | * @param false|WP_Upgrader $upgrader Optional. WP_Upgrader instance or false. If `$upgrader` is |
| 1924 | | * a Language_Pack_Upgrader instance, the method will bail to |
| 1925 | | * avoid recursion. Otherwise unused. Default false. |
| 1926 | | */ |
| 1927 | | public static function async_upgrade( $upgrader = false ) { |
| 1928 | | // Avoid recursion. |
| 1929 | | if ( $upgrader && $upgrader instanceof Language_Pack_Upgrader ) { |
| 1930 | | return; |
| 1931 | | } |
| 1932 | | |
| 1933 | | // Nothing to do? |
| 1934 | | $language_updates = wp_get_translation_updates(); |
| 1935 | | if ( ! $language_updates ) { |
| 1936 | | return; |
| 1937 | | } |
| 1938 | | |
| 1939 | | /* |
| 1940 | | * Avoid messing with VCS installs, at least for now. |
| 1941 | | * Noted: this is not the ideal way to accomplish this. |
| 1942 | | */ |
| 1943 | | $check_vcs = new WP_Automatic_Updater; |
| 1944 | | if ( $check_vcs->is_vcs_checkout( WP_CONTENT_DIR ) ) { |
| 1945 | | return; |
| 1946 | | } |
| 1947 | | |
| 1948 | | foreach ( $language_updates as $key => $language_update ) { |
| 1949 | | $update = ! empty( $language_update->autoupdate ); |
| 1950 | | |
| 1951 | | /** |
| 1952 | | * Filter whether to asynchronously update translation for core, a plugin, or a theme. |
| 1953 | | * |
| 1954 | | * @since 4.0.0 |
| 1955 | | * |
| 1956 | | * @param bool $update Whether to update. |
| 1957 | | * @param object $language_update The update offer. |
| 1958 | | */ |
| 1959 | | $update = apply_filters( 'async_update_translation', $update, $language_update ); |
| 1960 | | |
| 1961 | | if ( ! $update ) { |
| 1962 | | unset( $language_updates[ $key ] ); |
| 1963 | | } |
| 1964 | | } |
| 1965 | | |
| 1966 | | if ( empty( $language_updates ) ) { |
| 1967 | | return; |
| 1968 | | } |
| 1969 | | |
| 1970 | | // Re-use the automatic upgrader skin if the parent upgrader is using it. |
| 1971 | | if ( $upgrader && $upgrader->skin instanceof Automatic_Upgrader_Skin ) { |
| 1972 | | $skin = $upgrader->skin; |
| 1973 | | } else { |
| 1974 | | $skin = new Language_Pack_Upgrader_Skin( array( |
| 1975 | | 'skip_header_footer' => true, |
| 1976 | | ) ); |
| 1977 | | } |
| 1978 | | |
| 1979 | | $lp_upgrader = new Language_Pack_Upgrader( $skin ); |
| 1980 | | $lp_upgrader->bulk_upgrade( $language_updates ); |
| 1981 | | } |
| 1982 | | |
| 1983 | | /** |
| 1984 | | * Initialize the upgrade strings. |
| 1985 | | * |
| 1986 | | * @since 3.7.0 |
| 1987 | | * @access public |
| 1988 | | */ |
| 1989 | | public function upgrade_strings() { |
| 1990 | | $this->strings['starting_upgrade'] = __( 'Some of your translations need updating. Sit tight for a few more seconds while we update them as well.' ); |
| 1991 | | $this->strings['up_to_date'] = __( 'The translation is up to date.' ); // We need to silently skip this case |
| 1992 | | $this->strings['no_package'] = __( 'Update package not available.' ); |
| 1993 | | $this->strings['downloading_package'] = __( 'Downloading translation from <span class="code">%s</span>…' ); |
| 1994 | | $this->strings['unpack_package'] = __( 'Unpacking the update…' ); |
| 1995 | | $this->strings['process_failed'] = __( 'Translation update failed.' ); |
| 1996 | | $this->strings['process_success'] = __( 'Translation updated successfully.' ); |
| 1997 | | } |
| 1998 | | |
| 1999 | | /** |
| 2000 | | * Upgrade a language pack. |
| 2001 | | * |
| 2002 | | * @since 3.7.0 |
| 2003 | | * @access public |
| 2004 | | * |
| 2005 | | * @param string|false $update Optional. Whether an update offer is available. Default false. |
| 2006 | | * @param array $args Optional. Other optional arguments, see |
| 2007 | | * Language_Pack_Upgrader::bulk_upgrade(). Default empty array. |
| 2008 | | * @return array|bool|WP_Error The result of the upgrade, or a WP_Error object instead. |
| 2009 | | */ |
| 2010 | | public function upgrade( $update = false, $args = array() ) { |
| 2011 | | if ( $update ) { |
| 2012 | | $update = array( $update ); |
| 2013 | | } |
| 2014 | | |
| 2015 | | $results = $this->bulk_upgrade( $update, $args ); |
| 2016 | | |
| 2017 | | if ( ! is_array( $results ) ) { |
| 2018 | | return $results; |
| 2019 | | } |
| 2020 | | |
| 2021 | | return $results[0]; |
| 2022 | | } |
| 2023 | | |
| 2024 | | /** |
| 2025 | | * Bulk upgrade language packs. |
| 2026 | | * |
| 2027 | | * @since 3.7.0 |
| 2028 | | * @access public |
| 2029 | | * |
| 2030 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 2031 | | * |
| 2032 | | * @param array $language_updates Optional. Language pack updates. Default empty array. |
| 2033 | | * @param array $args { |
| 2034 | | * Optional. Other arguments for upgrading multiple language packs. Default empty array |
| 2035 | | * |
| 2036 | | * @type bool $clear_update_cache Whether to clear the update cache when done. |
| 2037 | | * Default true. |
| 2038 | | * } |
| 2039 | | * @return array|bool|WP_Error Will return an array of results, or true if there are no updates, |
| 2040 | | * false or WP_Error for initial errors. |
| 2041 | | */ |
| 2042 | | public function bulk_upgrade( $language_updates = array(), $args = array() ) { |
| 2043 | | global $wp_filesystem; |
| 2044 | | |
| 2045 | | $defaults = array( |
| 2046 | | 'clear_update_cache' => true, |
| 2047 | | ); |
| 2048 | | $parsed_args = wp_parse_args( $args, $defaults ); |
| 2049 | | |
| 2050 | | $this->init(); |
| 2051 | | $this->upgrade_strings(); |
| 2052 | | |
| 2053 | | if ( ! $language_updates ) |
| 2054 | | $language_updates = wp_get_translation_updates(); |
| 2055 | | |
| 2056 | | if ( empty( $language_updates ) ) { |
| 2057 | | $this->skin->header(); |
| 2058 | | $this->skin->before(); |
| 2059 | | $this->skin->set_result( true ); |
| 2060 | | $this->skin->feedback( 'up_to_date' ); |
| 2061 | | $this->skin->after(); |
| 2062 | | $this->skin->bulk_footer(); |
| 2063 | | $this->skin->footer(); |
| 2064 | | return true; |
| 2065 | | } |
| 2066 | | |
| 2067 | | if ( 'upgrader_process_complete' == current_filter() ) |
| 2068 | | $this->skin->feedback( 'starting_upgrade' ); |
| 2069 | | |
| 2070 | | // Remove any existing upgrade filters from the plugin/theme upgraders #WP29425 & #WP29230 |
| 2071 | | remove_all_filters( 'upgrader_pre_install' ); |
| 2072 | | remove_all_filters( 'upgrader_clear_destination' ); |
| 2073 | | remove_all_filters( 'upgrader_post_install' ); |
| 2074 | | remove_all_filters( 'upgrader_source_selection' ); |
| 2075 | | |
| 2076 | | add_filter( 'upgrader_source_selection', array( $this, 'check_package' ), 10, 2 ); |
| 2077 | | |
| 2078 | | $this->skin->header(); |
| 2079 | | |
| 2080 | | // Connect to the Filesystem first. |
| 2081 | | $res = $this->fs_connect( array( WP_CONTENT_DIR, WP_LANG_DIR ) ); |
| 2082 | | if ( ! $res ) { |
| 2083 | | $this->skin->footer(); |
| 2084 | | return false; |
| 2085 | | } |
| 2086 | | |
| 2087 | | $results = array(); |
| 2088 | | |
| 2089 | | $this->update_count = count( $language_updates ); |
| 2090 | | $this->update_current = 0; |
| 2091 | | |
| 2092 | | /* |
| 2093 | | * The filesystem's mkdir() is not recursive. Make sure WP_LANG_DIR exists, |
| 2094 | | * as we then may need to create a /plugins or /themes directory inside of it. |
| 2095 | | */ |
| 2096 | | $remote_destination = $wp_filesystem->find_folder( WP_LANG_DIR ); |
| 2097 | | if ( ! $wp_filesystem->exists( $remote_destination ) ) |
| 2098 | | if ( ! $wp_filesystem->mkdir( $remote_destination, FS_CHMOD_DIR ) ) |
| 2099 | | return new WP_Error( 'mkdir_failed_lang_dir', $this->strings['mkdir_failed'], $remote_destination ); |
| 2100 | | |
| 2101 | | foreach ( $language_updates as $language_update ) { |
| 2102 | | |
| 2103 | | $this->skin->language_update = $language_update; |
| 2104 | | |
| 2105 | | $destination = WP_LANG_DIR; |
| 2106 | | if ( 'plugin' == $language_update->type ) |
| 2107 | | $destination .= '/plugins'; |
| 2108 | | elseif ( 'theme' == $language_update->type ) |
| 2109 | | $destination .= '/themes'; |
| 2110 | | |
| 2111 | | $this->update_current++; |
| 2112 | | |
| 2113 | | $options = array( |
| 2114 | | 'package' => $language_update->package, |
| 2115 | | 'destination' => $destination, |
| 2116 | | 'clear_destination' => false, |
| 2117 | | 'abort_if_destination_exists' => false, // We expect the destination to exist. |
| 2118 | | 'clear_working' => true, |
| 2119 | | 'is_multi' => true, |
| 2120 | | 'hook_extra' => array( |
| 2121 | | 'language_update_type' => $language_update->type, |
| 2122 | | 'language_update' => $language_update, |
| 2123 | | ) |
| 2124 | | ); |
| 2125 | | |
| 2126 | | $result = $this->run( $options ); |
| 2127 | | |
| 2128 | | $results[] = $this->result; |
| 2129 | | |
| 2130 | | // Prevent credentials auth screen from displaying multiple times. |
| 2131 | | if ( false === $result ) |
| 2132 | | break; |
| 2133 | | } |
| 2134 | | |
| 2135 | | $this->skin->bulk_footer(); |
| 2136 | | |
| 2137 | | $this->skin->footer(); |
| 2138 | | |
| 2139 | | // Clean up our hooks, in case something else does an upgrade on this connection. |
| 2140 | | remove_filter( 'upgrader_source_selection', array( $this, 'check_package' ) ); |
| 2141 | | |
| 2142 | | if ( $parsed_args['clear_update_cache'] ) { |
| 2143 | | wp_clean_update_cache(); |
| 2144 | | } |
| 2145 | | |
| 2146 | | return $results; |
| 2147 | | } |
| 2148 | | |
| 2149 | | /** |
| 2150 | | * Check the package source to make sure there are .mo and .po files. |
| 2151 | | * |
| 2152 | | * Hooked to the {@see 'upgrader_source_selection'} filter by |
| 2153 | | * Language_Pack_Upgrader::bulk_upgrade(). |
| 2154 | | * |
| 2155 | | * @since 3.7.0 |
| 2156 | | * @access public |
| 2157 | | * |
| 2158 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 2159 | | * |
| 2160 | | * @param string|WP_Error $source |
| 2161 | | * @param string $remote_source |
| 2162 | | */ |
| 2163 | | public function check_package( $source, $remote_source ) { |
| 2164 | | global $wp_filesystem; |
| 2165 | | |
| 2166 | | if ( is_wp_error( $source ) ) |
| 2167 | | return $source; |
| 2168 | | |
| 2169 | | // Check that the folder contains a valid language. |
| 2170 | | $files = $wp_filesystem->dirlist( $remote_source ); |
| 2171 | | |
| 2172 | | // Check to see if a .po and .mo exist in the folder. |
| 2173 | | $po = $mo = false; |
| 2174 | | foreach ( (array) $files as $file => $filedata ) { |
| 2175 | | if ( '.po' == substr( $file, -3 ) ) |
| 2176 | | $po = true; |
| 2177 | | elseif ( '.mo' == substr( $file, -3 ) ) |
| 2178 | | $mo = true; |
| 2179 | | } |
| 2180 | | |
| 2181 | | if ( ! $mo || ! $po ) { |
| 2182 | | return new WP_Error( 'incompatible_archive_pomo', $this->strings['incompatible_archive'], |
| 2183 | | /* translators: 1: .po 2: .mo */ |
| 2184 | | sprintf( __( 'The language pack is missing either the %1$s or %2$s files.' ), |
| 2185 | | '<code>.po</code>', |
| 2186 | | '<code>.mo</code>' |
| 2187 | | ) |
| 2188 | | ); |
| 2189 | | } |
| 2190 | | |
| 2191 | | return $source; |
| 2192 | | } |
| 2193 | | |
| 2194 | | /** |
| 2195 | | * Get the name of an item being updated. |
| 2196 | | * |
| 2197 | | * @since 3.7.0 |
| 2198 | | * @access public |
| 2199 | | * |
| 2200 | | * @param object $update The data for an update. |
| 2201 | | * @return string The name of the item being updated. |
| 2202 | | */ |
| 2203 | | public function get_name_for_update( $update ) { |
| 2204 | | switch ( $update->type ) { |
| 2205 | | case 'core': |
| 2206 | | return 'WordPress'; // Not translated |
| 2207 | | |
| 2208 | | case 'theme': |
| 2209 | | $theme = wp_get_theme( $update->slug ); |
| 2210 | | if ( $theme->exists() ) |
| 2211 | | return $theme->Get( 'Name' ); |
| 2212 | | break; |
| 2213 | | case 'plugin': |
| 2214 | | $plugin_data = get_plugins( '/' . $update->slug ); |
| 2215 | | $plugin_data = reset( $plugin_data ); |
| 2216 | | if ( $plugin_data ) |
| 2217 | | return $plugin_data['Name']; |
| 2218 | | break; |
| 2219 | | } |
| 2220 | | return ''; |
| 2221 | | } |
| 2222 | | |
| 2223 | | } |
| 2224 | | |
| 2225 | | /** |
| 2226 | | * Core class used for updating core. |
| 2227 | | * |
| 2228 | | * It allows for WordPress to upgrade itself in combination with |
| 2229 | | * the wp-admin/includes/update-core.php file. |
| 2230 | | * |
| 2231 | | * @since 2.8.0 |
| 2232 | | * |
| 2233 | | * @see WP_Upgrader |
| 2234 | | */ |
| 2235 | | class Core_Upgrader extends WP_Upgrader { |
| 2236 | | |
| 2237 | | /** |
| 2238 | | * Initialize the upgrade strings. |
| 2239 | | * |
| 2240 | | * @since 2.8.0 |
| 2241 | | * @access public |
| 2242 | | */ |
| 2243 | | public function upgrade_strings() { |
| 2244 | | $this->strings['up_to_date'] = __('WordPress is at the latest version.'); |
| 2245 | | $this->strings['locked'] = __('Another update is currently in progress.'); |
| 2246 | | $this->strings['no_package'] = __('Update package not available.'); |
| 2247 | | $this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…'); |
| 2248 | | $this->strings['unpack_package'] = __('Unpacking the update…'); |
| 2249 | | $this->strings['copy_failed'] = __('Could not copy files.'); |
| 2250 | | $this->strings['copy_failed_space'] = __('Could not copy files. You may have run out of disk space.' ); |
| 2251 | | $this->strings['start_rollback'] = __( 'Attempting to roll back to previous version.' ); |
| 2252 | | $this->strings['rollback_was_required'] = __( 'Due to an error during updating, WordPress has rolled back to your previous version.' ); |
| 2253 | | } |
| 2254 | | |
| 2255 | | /** |
| 2256 | | * Upgrade WordPress core. |
| 2257 | | * |
| 2258 | | * @since 2.8.0 |
| 2259 | | * @access public |
| 2260 | | * |
| 2261 | | * @global WP_Filesystem_Base $wp_filesystem Subclass |
| 2262 | | * @global callable $_wp_filesystem_direct_method |
| 2263 | | * |
| 2264 | | * @param object $current Response object for whether WordPress is current. |
| 2265 | | * @param array $args { |
| 2266 | | * Optional. Arguments for upgrading WordPress core. Default empty array. |
| 2267 | | * |
| 2268 | | * @type bool $pre_check_md5 Whether to check the file checksums before |
| 2269 | | * attempting the upgrade. Default true. |
| 2270 | | * @type bool $attempt_rollback Whether to attempt to rollback the chances if |
| 2271 | | * there is a problem. Default false. |
| 2272 | | * @type bool $do_rollback Whether to perform this "upgrade" as a rollback. |
| 2273 | | * Default false. |
| 2274 | | * } |
| 2275 | | * @return null|false|WP_Error False or WP_Error on failure, null on success. |
| 2276 | | */ |
| 2277 | | public function upgrade( $current, $args = array() ) { |
| 2278 | | global $wp_filesystem; |
| 2279 | | |
| 2280 | | include( ABSPATH . WPINC . '/version.php' ); // $wp_version; |
| 2281 | | |
| 2282 | | $start_time = time(); |
| 2283 | | |
| 2284 | | $defaults = array( |
| 2285 | | 'pre_check_md5' => true, |
| 2286 | | 'attempt_rollback' => false, |
| 2287 | | 'do_rollback' => false, |
| 2288 | | 'allow_relaxed_file_ownership' => false, |
| 2289 | | ); |
| 2290 | | $parsed_args = wp_parse_args( $args, $defaults ); |
| 2291 | | |
| 2292 | | $this->init(); |
| 2293 | | $this->upgrade_strings(); |
| 2294 | | |
| 2295 | | // Is an update available? |
| 2296 | | if ( !isset( $current->response ) || $current->response == 'latest' ) |
| 2297 | | return new WP_Error('up_to_date', $this->strings['up_to_date']); |
| 2298 | | |
| 2299 | | $res = $this->fs_connect( array( ABSPATH, WP_CONTENT_DIR ), $parsed_args['allow_relaxed_file_ownership'] ); |
| 2300 | | if ( ! $res || is_wp_error( $res ) ) { |
| 2301 | | return $res; |
| 2302 | | } |
| 2303 | | |
| 2304 | | $wp_dir = trailingslashit($wp_filesystem->abspath()); |
| 2305 | | |
| 2306 | | $partial = true; |
| 2307 | | if ( $parsed_args['do_rollback'] ) |
| 2308 | | $partial = false; |
| 2309 | | elseif ( $parsed_args['pre_check_md5'] && ! $this->check_files() ) |
| 2310 | | $partial = false; |
| 2311 | | |
| 2312 | | /* |
| 2313 | | * If partial update is returned from the API, use that, unless we're doing |
| 2314 | | * a reinstall. If we cross the new_bundled version number, then use |
| 2315 | | * the new_bundled zip. Don't though if the constant is set to skip bundled items. |
| 2316 | | * If the API returns a no_content zip, go with it. Finally, default to the full zip. |
| 2317 | | */ |
| 2318 | | if ( $parsed_args['do_rollback'] && $current->packages->rollback ) |
| 2319 | | $to_download = 'rollback'; |
| 2320 | | elseif ( $current->packages->partial && 'reinstall' != $current->response && $wp_version == $current->partial_version && $partial ) |
| 2321 | | $to_download = 'partial'; |
| 2322 | | elseif ( $current->packages->new_bundled && version_compare( $wp_version, $current->new_bundled, '<' ) |
| 2323 | | && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) ) |
| 2324 | | $to_download = 'new_bundled'; |
| 2325 | | elseif ( $current->packages->no_content ) |
| 2326 | | $to_download = 'no_content'; |
| 2327 | | else |
| 2328 | | $to_download = 'full'; |
| 2329 | | |
| 2330 | | // Lock to prevent multiple Core Updates occuring |
| 2331 | | $lock = WP_Upgrader::create_lock( 'core_updater', 15 * MINUTE_IN_SECONDS ); |
| 2332 | | if ( ! $lock ) { |
| 2333 | | return new WP_Error( 'locked', $this->strings['locked'] ); |
| 2334 | | } |
| 2335 | | |
| 2336 | | $download = $this->download_package( $current->packages->$to_download ); |
| 2337 | | if ( is_wp_error( $download ) ) { |
| 2338 | | WP_Upgrader::release_lock( 'core_updater' ); |
| 2339 | | return $download; |
| 2340 | | } |
| 2341 | | |
| 2342 | | $working_dir = $this->unpack_package( $download ); |
| 2343 | | if ( is_wp_error( $working_dir ) ) { |
| 2344 | | WP_Upgrader::release_lock( 'core_updater' ); |
| 2345 | | return $working_dir; |
| 2346 | | } |
| 2347 | | |
| 2348 | | // Copy update-core.php from the new version into place. |
| 2349 | | if ( !$wp_filesystem->copy($working_dir . '/wordpress/wp-admin/includes/update-core.php', $wp_dir . 'wp-admin/includes/update-core.php', true) ) { |
| 2350 | | $wp_filesystem->delete($working_dir, true); |
| 2351 | | WP_Upgrader::release_lock( 'core_updater' ); |
| 2352 | | return new WP_Error( 'copy_failed_for_update_core_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-admin/includes/update-core.php' ); |
| 2353 | | } |
| 2354 | | $wp_filesystem->chmod($wp_dir . 'wp-admin/includes/update-core.php', FS_CHMOD_FILE); |
| 2355 | | |
| 2356 | | require_once( ABSPATH . 'wp-admin/includes/update-core.php' ); |
| 2357 | | |
| 2358 | | if ( ! function_exists( 'update_core' ) ) { |
| 2359 | | WP_Upgrader::release_lock( 'core_updater' ); |
| 2360 | | return new WP_Error( 'copy_failed_space', $this->strings['copy_failed_space'] ); |
| 2361 | | } |
| 2362 | | |
| 2363 | | $result = update_core( $working_dir, $wp_dir ); |
| 2364 | | |
| 2365 | | // In the event of an issue, we may be able to roll back. |
| 2366 | | if ( $parsed_args['attempt_rollback'] && $current->packages->rollback && ! $parsed_args['do_rollback'] ) { |
| 2367 | | $try_rollback = false; |
| 2368 | | if ( is_wp_error( $result ) ) { |
| 2369 | | $error_code = $result->get_error_code(); |
| 2370 | | /* |
| 2371 | | * Not all errors are equal. These codes are critical: copy_failed__copy_dir, |
| 2372 | | * mkdir_failed__copy_dir, copy_failed__copy_dir_retry, and disk_full. |
| 2373 | | * do_rollback allows for update_core() to trigger a rollback if needed. |
| 2374 | | */ |
| 2375 | | if ( false !== strpos( $error_code, 'do_rollback' ) ) |
| 2376 | | $try_rollback = true; |
| 2377 | | elseif ( false !== strpos( $error_code, '__copy_dir' ) ) |
| 2378 | | $try_rollback = true; |
| 2379 | | elseif ( 'disk_full' === $error_code ) |
| 2380 | | $try_rollback = true; |
| 2381 | | } |
| 2382 | | |
| 2383 | | if ( $try_rollback ) { |
| 2384 | | /** This filter is documented in wp-admin/includes/update-core.php */ |
| 2385 | | apply_filters( 'update_feedback', $result ); |
| 2386 | | |
| 2387 | | /** This filter is documented in wp-admin/includes/update-core.php */ |
| 2388 | | apply_filters( 'update_feedback', $this->strings['start_rollback'] ); |
| 2389 | | |
| 2390 | | $rollback_result = $this->upgrade( $current, array_merge( $parsed_args, array( 'do_rollback' => true ) ) ); |
| 2391 | | |
| 2392 | | $original_result = $result; |
| 2393 | | $result = new WP_Error( 'rollback_was_required', $this->strings['rollback_was_required'], (object) array( 'update' => $original_result, 'rollback' => $rollback_result ) ); |
| 2394 | | } |
| 2395 | | } |
| 2396 | | |
| 2397 | | /** This action is documented in wp-admin/includes/class-wp-upgrader.php */ |
| 2398 | | do_action( 'upgrader_process_complete', $this, array( 'action' => 'update', 'type' => 'core' ) ); |
| 2399 | | |
| 2400 | | // Clear the current updates |
| 2401 | | delete_site_transient( 'update_core' ); |
| 2402 | | |
| 2403 | | if ( ! $parsed_args['do_rollback'] ) { |
| 2404 | | $stats = array( |
| 2405 | | 'update_type' => $current->response, |
| 2406 | | 'success' => true, |
| 2407 | | 'fs_method' => $wp_filesystem->method, |
| 2408 | | 'fs_method_forced' => defined( 'FS_METHOD' ) || has_filter( 'filesystem_method' ), |
| 2409 | | 'fs_method_direct' => !empty( $GLOBALS['_wp_filesystem_direct_method'] ) ? $GLOBALS['_wp_filesystem_direct_method'] : '', |
| 2410 | | 'time_taken' => time() - $start_time, |
| 2411 | | 'reported' => $wp_version, |
| 2412 | | 'attempted' => $current->version, |
| 2413 | | ); |
| 2414 | | |
| 2415 | | if ( is_wp_error( $result ) ) { |
| 2416 | | $stats['success'] = false; |
| 2417 | | // Did a rollback occur? |
| 2418 | | if ( ! empty( $try_rollback ) ) { |
| 2419 | | $stats['error_code'] = $original_result->get_error_code(); |
| 2420 | | $stats['error_data'] = $original_result->get_error_data(); |
| 2421 | | // Was the rollback successful? If not, collect its error too. |
| 2422 | | $stats['rollback'] = ! is_wp_error( $rollback_result ); |
| 2423 | | if ( is_wp_error( $rollback_result ) ) { |
| 2424 | | $stats['rollback_code'] = $rollback_result->get_error_code(); |
| 2425 | | $stats['rollback_data'] = $rollback_result->get_error_data(); |
| 2426 | | } |
| 2427 | | } else { |
| 2428 | | $stats['error_code'] = $result->get_error_code(); |
| 2429 | | $stats['error_data'] = $result->get_error_data(); |
| 2430 | | } |
| 2431 | | } |
| 2432 | | |
| 2433 | | wp_version_check( $stats ); |
| 2434 | | } |
| 2435 | | |
| 2436 | | WP_Upgrader::release_lock( 'core_updater' ); |
| 2437 | | |
| 2438 | | return $result; |
| 2439 | | } |
| 2440 | | |
| 2441 | | /** |
| 2442 | | * Determines if this WordPress Core version should update to an offered version or not. |
| 2443 | | * |
| 2444 | | * @since 3.7.0 |
| 2445 | | * @access public |
| 2446 | | * |
| 2447 | | * @static |
| 2448 | | * |
| 2449 | | * @param string $offered_ver The offered version, of the format x.y.z. |
| 2450 | | * @return bool True if we should update to the offered version, otherwise false. |
| 2451 | | */ |
| 2452 | | public static function should_update_to_version( $offered_ver ) { |
| 2453 | | include( ABSPATH . WPINC . '/version.php' ); // $wp_version; // x.y.z |
| 2454 | | |
| 2455 | | $current_branch = implode( '.', array_slice( preg_split( '/[.-]/', $wp_version ), 0, 2 ) ); // x.y |
| 2456 | | $new_branch = implode( '.', array_slice( preg_split( '/[.-]/', $offered_ver ), 0, 2 ) ); // x.y |
| 2457 | | $current_is_development_version = (bool) strpos( $wp_version, '-' ); |
| 2458 | | |
| 2459 | | // Defaults: |
| 2460 | | $upgrade_dev = true; |
| 2461 | | $upgrade_minor = true; |
| 2462 | | $upgrade_major = false; |
| 2463 | | |
| 2464 | | // WP_AUTO_UPDATE_CORE = true (all), 'minor', false. |
| 2465 | | if ( defined( 'WP_AUTO_UPDATE_CORE' ) ) { |
| 2466 | | if ( false === WP_AUTO_UPDATE_CORE ) { |
| 2467 | | // Defaults to turned off, unless a filter allows it |
| 2468 | | $upgrade_dev = $upgrade_minor = $upgrade_major = false; |
| 2469 | | } elseif ( true === WP_AUTO_UPDATE_CORE ) { |
| 2470 | | // ALL updates for core |
| 2471 | | $upgrade_dev = $upgrade_minor = $upgrade_major = true; |
| 2472 | | } elseif ( 'minor' === WP_AUTO_UPDATE_CORE ) { |
| 2473 | | // Only minor updates for core |
| 2474 | | $upgrade_dev = $upgrade_major = false; |
| 2475 | | $upgrade_minor = true; |
| 2476 | | } |
| 2477 | | } |
| 2478 | | |
| 2479 | | // 1: If we're already on that version, not much point in updating? |
| 2480 | | if ( $offered_ver == $wp_version ) |
| 2481 | | return false; |
| 2482 | | |
| 2483 | | // 2: If we're running a newer version, that's a nope |
| 2484 | | if ( version_compare( $wp_version, $offered_ver, '>' ) ) |
| 2485 | | return false; |
| 2486 | | |
| 2487 | | $failure_data = get_site_option( 'auto_core_update_failed' ); |
| 2488 | | if ( $failure_data ) { |
| 2489 | | // If this was a critical update failure, cannot update. |
| 2490 | | if ( ! empty( $failure_data['critical'] ) ) |
| 2491 | | return false; |
| 2492 | | |
| 2493 | | // Don't claim we can update on update-core.php if we have a non-critical failure logged. |
| 2494 | | if ( $wp_version == $failure_data['current'] && false !== strpos( $offered_ver, '.1.next.minor' ) ) |
| 2495 | | return false; |
| 2496 | | |
| 2497 | | // Cannot update if we're retrying the same A to B update that caused a non-critical failure. |
| 2498 | | // Some non-critical failures do allow retries, like download_failed. |
| 2499 | | // 3.7.1 => 3.7.2 resulted in files_not_writable, if we are still on 3.7.1 and still trying to update to 3.7.2. |
| 2500 | | if ( empty( $failure_data['retry'] ) && $wp_version == $failure_data['current'] && $offered_ver == $failure_data['attempted'] ) |
| 2501 | | return false; |
| 2502 | | } |
| 2503 | | |
| 2504 | | // 3: 3.7-alpha-25000 -> 3.7-alpha-25678 -> 3.7-beta1 -> 3.7-beta2 |
| 2505 | | if ( $current_is_development_version ) { |
| 2506 | | |
| 2507 | | /** |
| 2508 | | * Filter whether to enable automatic core updates for development versions. |
| 2509 | | * |
| 2510 | | * @since 3.7.0 |
| 2511 | | * |
| 2512 | | * @param bool $upgrade_dev Whether to enable automatic updates for |
| 2513 | | * development versions. |
| 2514 | | */ |
| 2515 | | if ( ! apply_filters( 'allow_dev_auto_core_updates', $upgrade_dev ) ) |
| 2516 | | return false; |
| 2517 | | // Else fall through to minor + major branches below. |
| 2518 | | } |
| 2519 | | |
| 2520 | | // 4: Minor In-branch updates (3.7.0 -> 3.7.1 -> 3.7.2 -> 3.7.4) |
| 2521 | | if ( $current_branch == $new_branch ) { |
| 2522 | | |
| 2523 | | /** |
| 2524 | | * Filter whether to enable minor automatic core updates. |
| 2525 | | * |
| 2526 | | * @since 3.7.0 |
| 2527 | | * |
| 2528 | | * @param bool $upgrade_minor Whether to enable minor automatic core updates. |
| 2529 | | */ |
| 2530 | | return apply_filters( 'allow_minor_auto_core_updates', $upgrade_minor ); |
| 2531 | | } |
| 2532 | | |
| 2533 | | // 5: Major version updates (3.7.0 -> 3.8.0 -> 3.9.1) |
| 2534 | | if ( version_compare( $new_branch, $current_branch, '>' ) ) { |
| 2535 | | |
| 2536 | | /** |
| 2537 | | * Filter whether to enable major automatic core updates. |
| 2538 | | * |
| 2539 | | * @since 3.7.0 |
| 2540 | | * |
| 2541 | | * @param bool $upgrade_major Whether to enable major automatic core updates. |
| 2542 | | */ |
| 2543 | | return apply_filters( 'allow_major_auto_core_updates', $upgrade_major ); |
| 2544 | | } |
| 2545 | | |
| 2546 | | // If we're not sure, we don't want it |
| 2547 | | return false; |
| 2548 | | } |
| 2549 | | |
| 2550 | | /** |
| 2551 | | * Compare the disk file checksums against the expected checksums. |
| 2552 | | * |
| 2553 | | * @since 3.7.0 |
| 2554 | | * @access public |
| 2555 | | * |
| 2556 | | * @global string $wp_version |
| 2557 | | * @global string $wp_local_package |
| 2558 | | * |
| 2559 | | * @return bool True if the checksums match, otherwise false. |
| 2560 | | */ |
| 2561 | | public function check_files() { |
| 2562 | | global $wp_version, $wp_local_package; |
| 2563 | | |
| 2564 | | $checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' ); |
| 2565 | | |
| 2566 | | if ( ! is_array( $checksums ) ) |
| 2567 | | return false; |
| 2568 | | |
| 2569 | | foreach ( $checksums as $file => $checksum ) { |
| 2570 | | // Skip files which get updated |
| 2571 | | if ( 'wp-content' == substr( $file, 0, 10 ) ) |
| 2572 | | continue; |
| 2573 | | if ( ! file_exists( ABSPATH . $file ) || md5_file( ABSPATH . $file ) !== $checksum ) |
| 2574 | | return false; |
| 2575 | | } |
| 2576 | | |
| 2577 | | return true; |
| 2578 | | } |
| 2579 | | } |
| 2580 | | |
| 2581 | | /** |
| 2582 | | * Core class used for handling file uploads. |
| 2583 | | * |
| 2584 | | * This class handles the upload process and passes it as if it's a local file |
| 2585 | | * to the Upgrade/Installer functions. |
| 2586 | | * |
| 2587 | | * @since 2.8.0 |
| | 5 | * @package WordPress |
| | 6 | * @subpackage Upgrader |
| | 7 | * @since 4.6.0 |