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- Timestamp:
- 05/10/2016 11:10:22 AM (10 years ago)
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trunk/src/wp-admin/includes/class-theme-installer-skin.php
r37383 r37406 7 7 * @since 2.8.0 8 8 */ 9 10 /**11 * Generic Skin for the WordPress Upgrader classes. This skin is designed to be extended for specific purposes.12 *13 * @package WordPress14 * @subpackage Upgrader15 * @since 2.8.016 */17 class WP_Upgrader_Skin {18 19 public $upgrader;20 public $done_header = false;21 public $done_footer = false;22 public $result = false;23 public $options = array();24 25 /**26 *27 * @param array $args28 */29 public function __construct($args = array()) {30 $defaults = array( 'url' => '', 'nonce' => '', 'title' => '', 'context' => false );31 $this->options = wp_parse_args($args, $defaults);32 }33 34 /**35 * @param WP_Upgrader $upgrader36 */37 public function set_upgrader(&$upgrader) {38 if ( is_object($upgrader) )39 $this->upgrader =& $upgrader;40 $this->add_strings();41 }42 43 /**44 * @access public45 */46 public function add_strings() {47 }48 49 /**50 *51 * @param string|false|WP_Error $result52 */53 public function set_result($result) {54 $this->result = $result;55 }56 57 /**58 *59 * @param bool $error60 * @param string $context61 * @param bool $allow_relaxed_file_ownership62 * @return type63 */64 public function request_filesystem_credentials( $error = false, $context = false, $allow_relaxed_file_ownership = false ) {65 $url = $this->options['url'];66 if ( ! $context ) {67 $context = $this->options['context'];68 }69 if ( !empty($this->options['nonce']) ) {70 $url = wp_nonce_url($url, $this->options['nonce']);71 }72 73 $extra_fields = array();74 75 return request_filesystem_credentials( $url, '', $error, $context, $extra_fields, $allow_relaxed_file_ownership );76 }77 78 /**79 * @access public80 */81 public function header() {82 if ( $this->done_header ) {83 return;84 }85 $this->done_header = true;86 echo '<div class="wrap">';87 echo '<h1>' . $this->options['title'] . '</h1>';88 }89 90 /**91 * @access public92 */93 public function footer() {94 if ( $this->done_footer ) {95 return;96 }97 $this->done_footer = true;98 echo '</div>';99 }100 101 /**102 *103 * @param string|WP_Error $errors104 */105 public function error($errors) {106 if ( ! $this->done_header )107 $this->header();108 if ( is_string($errors) ) {109 $this->feedback($errors);110 } elseif ( is_wp_error($errors) && $errors->get_error_code() ) {111 foreach ( $errors->get_error_messages() as $message ) {112 if ( $errors->get_error_data() && is_string( $errors->get_error_data() ) )113 $this->feedback($message . ' ' . esc_html( strip_tags( $errors->get_error_data() ) ) );114 else115 $this->feedback($message);116 }117 }118 }119 120 /**121 *122 * @param string $string123 */124 public function feedback($string) {125 if ( isset( $this->upgrader->strings[$string] ) )126 $string = $this->upgrader->strings[$string];127 128 if ( strpos($string, '%') !== false ) {129 $args = func_get_args();130 $args = array_splice($args, 1);131 if ( $args ) {132 $args = array_map( 'strip_tags', $args );133 $args = array_map( 'esc_html', $args );134 $string = vsprintf($string, $args);135 }136 }137 if ( empty($string) )138 return;139 show_message($string);140 }141 142 /**143 * @access public144 */145 public function before() {}146 147 /**148 * @access public149 */150 public function after() {}151 152 /**153 * Output JavaScript that calls function to decrement the update counts.154 *155 * @since 3.9.0156 *157 * @param string $type Type of update count to decrement. Likely values include 'plugin',158 * 'theme', 'translation', etc.159 */160 protected function decrement_update_count( $type ) {161 if ( ! $this->result || is_wp_error( $this->result ) || 'up_to_date' === $this->result ) {162 return;163 }164 165 if ( defined( 'IFRAME_REQUEST' ) ) {166 echo '<script type="text/javascript">167 if ( window.postMessage && JSON ) {168 window.parent.postMessage( JSON.stringify( { action: "decrementUpdateCount", upgradeType: "' . $type . '" } ), window.location.protocol + "//" + window.location.hostname );169 }170 </script>';171 } else {172 echo '<script type="text/javascript">173 (function( wp ) {174 if ( wp && wp.updates.decrementCount ) {175 wp.updates.decrementCount( "' . $type . '" );176 }177 })( window.wp );178 </script>';179 }180 }181 182 /**183 * @access public184 */185 public function bulk_header() {}186 187 /**188 * @access public189 */190 public function bulk_footer() {}191 }192 193 /**194 * Plugin Upgrader Skin for WordPress Plugin Upgrades.195 *196 * @package WordPress197 * @subpackage Upgrader198 * @since 2.8.0199 */200 class Plugin_Upgrader_Skin extends WP_Upgrader_Skin {201 public $plugin = '';202 public $plugin_active = false;203 public $plugin_network_active = false;204 205 /**206 *207 * @param array $args208 */209 public function __construct( $args = array() ) {210 $defaults = array( 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => __('Update Plugin') );211 $args = wp_parse_args($args, $defaults);212 213 $this->plugin = $args['plugin'];214 215 $this->plugin_active = is_plugin_active( $this->plugin );216 $this->plugin_network_active = is_plugin_active_for_network( $this->plugin );217 218 parent::__construct($args);219 }220 221 /**222 * @access public223 */224 public function after() {225 $this->plugin = $this->upgrader->plugin_info();226 if ( !empty($this->plugin) && !is_wp_error($this->result) && $this->plugin_active ){227 // Currently used only when JS is off for a single plugin update?228 echo '<iframe title="' . esc_attr__( 'Update progress' ) . '" style="border:0;overflow:hidden" width="100%" height="170" src="' . wp_nonce_url( 'update.php?action=activate-plugin&networkwide=' . $this->plugin_network_active . '&plugin=' . urlencode( $this->plugin ), 'activate-plugin_' . $this->plugin ) . '"></iframe>';229 }230 231 $this->decrement_update_count( 'plugin' );232 233 $update_actions = array(234 'activate_plugin' => '<a href="' . wp_nonce_url( 'plugins.php?action=activate&plugin=' . urlencode( $this->plugin ), 'activate-plugin_' . $this->plugin) . '" target="_parent">' . __( 'Activate Plugin' ) . '</a>',235 'plugins_page' => '<a href="' . self_admin_url( 'plugins.php' ) . '" target="_parent">' . __( 'Return to Plugins page' ) . '</a>'236 );237 if ( $this->plugin_active || ! $this->result || is_wp_error( $this->result ) || ! current_user_can( 'activate_plugins' ) )238 unset( $update_actions['activate_plugin'] );239 240 /**241 * Filter the list of action links available following a single plugin update.242 *243 * @since 2.7.0244 *245 * @param array $update_actions Array of plugin action links.246 * @param string $plugin Path to the plugin file.247 */248 $update_actions = apply_filters( 'update_plugin_complete_actions', $update_actions, $this->plugin );249 250 if ( ! empty($update_actions) )251 $this->feedback(implode(' | ', (array)$update_actions));252 }253 }254 255 /**256 * Plugin Upgrader Skin for WordPress Plugin Upgrades.257 *258 * @package WordPress259 * @subpackage Upgrader260 * @since 3.0.0261 */262 class Bulk_Upgrader_Skin extends WP_Upgrader_Skin {263 public $in_loop = false;264 /**265 * @var string|false266 */267 public $error = false;268 269 /**270 *271 * @param array $args272 */273 public function __construct($args = array()) {274 $defaults = array( 'url' => '', 'nonce' => '' );275 $args = wp_parse_args($args, $defaults);276 277 parent::__construct($args);278 }279 280 /**281 * @access public282 */283 public function add_strings() {284 $this->upgrader->strings['skin_upgrade_start'] = __('The update process is starting. This process may take a while on some hosts, so please be patient.');285 /* translators: 1: Title of an update, 2: Error message */286 $this->upgrader->strings['skin_update_failed_error'] = __('An error occurred while updating %1$s: %2$s');287 /* translators: 1: Title of an update */288 $this->upgrader->strings['skin_update_failed'] = __('The update of %1$s failed.');289 /* translators: 1: Title of an update */290 $this->upgrader->strings['skin_update_successful'] = __( '%1$s updated successfully.' ) . ' <a onclick="%2$s" href="#" class="hide-if-no-js"><span>' . __( 'Show Details' ) . '</span><span class="hidden">' . __( 'Hide Details' ) . '</span></a>';291 $this->upgrader->strings['skin_upgrade_end'] = __('All updates have been completed.');292 }293 294 /**295 * @param string $string296 */297 public function feedback($string) {298 if ( isset( $this->upgrader->strings[$string] ) )299 $string = $this->upgrader->strings[$string];300 301 if ( strpos($string, '%') !== false ) {302 $args = func_get_args();303 $args = array_splice($args, 1);304 if ( $args ) {305 $args = array_map( 'strip_tags', $args );306 $args = array_map( 'esc_html', $args );307 $string = vsprintf($string, $args);308 }309 }310 if ( empty($string) )311 return;312 if ( $this->in_loop )313 echo "$string<br />\n";314 else315 echo "<p>$string</p>\n";316 }317 318 /**319 * @access public320 */321 public function header() {322 // Nothing, This will be displayed within a iframe.323 }324 325 /**326 * @access public327 */328 public function footer() {329 // Nothing, This will be displayed within a iframe.330 }331 332 /**333 *334 * @param string|WP_Error $error335 */336 public function error($error) {337 if ( is_string($error) && isset( $this->upgrader->strings[$error] ) )338 $this->error = $this->upgrader->strings[$error];339 340 if ( is_wp_error($error) ) {341 $messages = array();342 foreach ( $error->get_error_messages() as $emessage ) {343 if ( $error->get_error_data() && is_string( $error->get_error_data() ) )344 $messages[] = $emessage . ' ' . esc_html( strip_tags( $error->get_error_data() ) );345 else346 $messages[] = $emessage;347 }348 $this->error = implode(', ', $messages);349 }350 echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').hide();</script>';351 }352 353 /**354 * @access public355 */356 public function bulk_header() {357 $this->feedback('skin_upgrade_start');358 }359 360 /**361 * @access public362 */363 public function bulk_footer() {364 $this->feedback('skin_upgrade_end');365 }366 367 /**368 *369 * @param string $title370 */371 public function before($title = '') {372 $this->in_loop = true;373 printf( '<h2>' . $this->upgrader->strings['skin_before_update_header'] . ' <span class="spinner waiting-' . $this->upgrader->update_current . '"></span></h2>', $title, $this->upgrader->update_current, $this->upgrader->update_count );374 echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').css("display", "inline-block");</script>';375 echo '<div class="update-messages hide-if-js" id="progress-' . esc_attr($this->upgrader->update_current) . '"><p>';376 $this->flush_output();377 }378 379 /**380 *381 * @param string $title382 */383 public function after($title = '') {384 echo '</p></div>';385 if ( $this->error || ! $this->result ) {386 if ( $this->error ) {387 echo '<div class="error"><p>' . sprintf($this->upgrader->strings['skin_update_failed_error'], $title, '<strong>' . $this->error . '</strong>' ) . '</p></div>';388 } else {389 echo '<div class="error"><p>' . sprintf($this->upgrader->strings['skin_update_failed'], $title) . '</p></div>';390 }391 392 echo '<script type="text/javascript">jQuery(\'#progress-' . esc_js($this->upgrader->update_current) . '\').show();</script>';393 }394 if ( $this->result && ! is_wp_error( $this->result ) ) {395 if ( ! $this->error )396 echo '<div class="updated"><p>' . sprintf($this->upgrader->strings['skin_update_successful'], $title, 'jQuery(\'#progress-' . esc_js($this->upgrader->update_current) . '\').toggle();jQuery(\'span\', this).toggle(); return false;') . '</p></div>';397 echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').hide();</script>';398 }399 400 $this->reset();401 $this->flush_output();402 }403 404 /**405 * @access public406 */407 public function reset() {408 $this->in_loop = false;409 $this->error = false;410 }411 412 /**413 * @access public414 */415 public function flush_output() {416 wp_ob_end_flush_all();417 flush();418 }419 }420 421 class Bulk_Plugin_Upgrader_Skin extends Bulk_Upgrader_Skin {422 public $plugin_info = array(); // Plugin_Upgrader::bulk() will fill this in.423 424 public function add_strings() {425 parent::add_strings();426 $this->upgrader->strings['skin_before_update_header'] = __('Updating Plugin %1$s (%2$d/%3$d)');427 }428 429 /**430 *431 * @param string $title432 */433 public function before($title = '') {434 parent::before($this->plugin_info['Title']);435 }436 437 /**438 *439 * @param string $title440 */441 public function after($title = '') {442 parent::after($this->plugin_info['Title']);443 $this->decrement_update_count( 'plugin' );444 }445 446 /**447 * @access public448 */449 public function bulk_footer() {450 parent::bulk_footer();451 $update_actions = array(452 'plugins_page' => '<a href="' . self_admin_url( 'plugins.php' ) . '" target="_parent">' . __( 'Return to Plugins page' ) . '</a>',453 'updates_page' => '<a href="' . self_admin_url( 'update-core.php' ) . '" target="_parent">' . __( 'Return to WordPress Updates page' ) . '</a>'454 );455 if ( ! current_user_can( 'activate_plugins' ) )456 unset( $update_actions['plugins_page'] );457 458 /**459 * Filter the list of action links available following bulk plugin updates.460 *461 * @since 3.0.0462 *463 * @param array $update_actions Array of plugin action links.464 * @param array $plugin_info Array of information for the last-updated plugin.465 */466 $update_actions = apply_filters( 'update_bulk_plugins_complete_actions', $update_actions, $this->plugin_info );467 468 if ( ! empty($update_actions) )469 $this->feedback(implode(' | ', (array)$update_actions));470 }471 }472 473 class Bulk_Theme_Upgrader_Skin extends Bulk_Upgrader_Skin {474 public $theme_info = array(); // Theme_Upgrader::bulk() will fill this in.475 476 public function add_strings() {477 parent::add_strings();478 $this->upgrader->strings['skin_before_update_header'] = __('Updating Theme %1$s (%2$d/%3$d)');479 }480 481 /**482 *483 * @param string $title484 */485 public function before($title = '') {486 parent::before( $this->theme_info->display('Name') );487 }488 489 /**490 *491 * @param string $title492 */493 public function after($title = '') {494 parent::after( $this->theme_info->display('Name') );495 $this->decrement_update_count( 'theme' );496 }497 498 /**499 * @access public500 */501 public function bulk_footer() {502 parent::bulk_footer();503 $update_actions = array(504 'themes_page' => '<a href="' . self_admin_url( 'themes.php' ) . '" target="_parent">' . __( 'Return to Themes page' ) . '</a>',505 'updates_page' => '<a href="' . self_admin_url( 'update-core.php' ) . '" target="_parent">' . __( 'Return to WordPress Updates page' ) . '</a>'506 );507 if ( ! current_user_can( 'switch_themes' ) && ! current_user_can( 'edit_theme_options' ) )508 unset( $update_actions['themes_page'] );509 510 /**511 * Filter the list of action links available following bulk theme updates.512 *513 * @since 3.0.0514 *515 * @param array $update_actions Array of theme action links.516 * @param array $theme_info Array of information for the last-updated theme.517 */518 $update_actions = apply_filters( 'update_bulk_theme_complete_actions', $update_actions, $this->theme_info );519 520 if ( ! empty($update_actions) )521 $this->feedback(implode(' | ', (array)$update_actions));522 }523 }524 525 /**526 * Plugin Installer Skin for WordPress Plugin Installer.527 *528 * @package WordPress529 * @subpackage Upgrader530 * @since 2.8.0531 */532 class Plugin_Installer_Skin extends WP_Upgrader_Skin {533 public $api;534 public $type;535 536 /**537 *538 * @param array $args539 */540 public function __construct($args = array()) {541 $defaults = array( 'type' => 'web', 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => '' );542 $args = wp_parse_args($args, $defaults);543 544 $this->type = $args['type'];545 $this->api = isset($args['api']) ? $args['api'] : array();546 547 parent::__construct($args);548 }549 550 /**551 * @access public552 */553 public function before() {554 if ( !empty($this->api) )555 $this->upgrader->strings['process_success'] = sprintf( __('Successfully installed the plugin <strong>%s %s</strong>.'), $this->api->name, $this->api->version);556 }557 558 /**559 * @access public560 */561 public function after() {562 $plugin_file = $this->upgrader->plugin_info();563 564 $install_actions = array();565 566 $from = isset($_GET['from']) ? wp_unslash( $_GET['from'] ) : 'plugins';567 568 if ( 'import' == $from )569 $install_actions['activate_plugin'] = '<a href="' . wp_nonce_url( 'plugins.php?action=activate&from=import&plugin=' . urlencode( $plugin_file ), 'activate-plugin_' . $plugin_file ) . '" target="_parent">' . __( 'Activate Plugin & Run Importer' ) . '</a>';570 else571 $install_actions['activate_plugin'] = '<a href="' . wp_nonce_url( 'plugins.php?action=activate&plugin=' . urlencode( $plugin_file ), 'activate-plugin_' . $plugin_file ) . '" target="_parent">' . __( 'Activate Plugin' ) . '</a>';572 573 if ( is_multisite() && current_user_can( 'manage_network_plugins' ) ) {574 $install_actions['network_activate'] = '<a href="' . wp_nonce_url( 'plugins.php?action=activate&networkwide=1&plugin=' . urlencode( $plugin_file ), 'activate-plugin_' . $plugin_file ) . '" target="_parent">' . __( 'Network Activate' ) . '</a>';575 unset( $install_actions['activate_plugin'] );576 }577 578 if ( 'import' == $from ) {579 $install_actions['importers_page'] = '<a href="' . admin_url( 'import.php' ) . '" target="_parent">' . __( 'Return to Importers' ) . '</a>';580 } elseif ( $this->type == 'web' ) {581 $install_actions['plugins_page'] = '<a href="' . self_admin_url( 'plugin-install.php' ) . '" target="_parent">' . __( 'Return to Plugin Installer' ) . '</a>';582 } elseif ( 'upload' == $this->type && 'plugins' == $from ) {583 $install_actions['plugins_page'] = '<a href="' . self_admin_url( 'plugin-install.php' ) . '">' . __( 'Return to Plugin Installer' ) . '</a>';584 } else {585 $install_actions['plugins_page'] = '<a href="' . self_admin_url( 'plugins.php' ) . '" target="_parent">' . __( 'Return to Plugins page' ) . '</a>';586 }587 588 if ( ! $this->result || is_wp_error($this->result) ) {589 unset( $install_actions['activate_plugin'], $install_actions['network_activate'] );590 } elseif ( ! current_user_can( 'activate_plugins' ) ) {591 unset( $install_actions['activate_plugin'] );592 }593 594 /**595 * Filter the list of action links available following a single plugin installation.596 *597 * @since 2.7.0598 *599 * @param array $install_actions Array of plugin action links.600 * @param object $api Object containing WordPress.org API plugin data. Empty601 * for non-API installs, such as when a plugin is installed602 * via upload.603 * @param string $plugin_file Path to the plugin file.604 */605 $install_actions = apply_filters( 'install_plugin_complete_actions', $install_actions, $this->api, $plugin_file );606 607 if ( ! empty($install_actions) )608 $this->feedback(implode(' | ', (array)$install_actions));609 }610 }611 9 612 10 /** … … 698 96 } 699 97 } 700 701 /**702 * Theme Upgrader Skin for WordPress Theme Upgrades.703 *704 * @package WordPress705 * @subpackage Upgrader706 * @since 2.8.0707 */708 class Theme_Upgrader_Skin extends WP_Upgrader_Skin {709 public $theme = '';710 711 /**712 *713 * @param array $args714 */715 public function __construct($args = array()) {716 $defaults = array( 'url' => '', 'theme' => '', 'nonce' => '', 'title' => __('Update Theme') );717 $args = wp_parse_args($args, $defaults);718 719 $this->theme = $args['theme'];720 721 parent::__construct($args);722 }723 724 /**725 * @access public726 */727 public function after() {728 $this->decrement_update_count( 'theme' );729 730 $update_actions = array();731 if ( ! empty( $this->upgrader->result['destination_name'] ) && $theme_info = $this->upgrader->theme_info() ) {732 $name = $theme_info->display('Name');733 $stylesheet = $this->upgrader->result['destination_name'];734 $template = $theme_info->get_template();735 736 $activate_link = add_query_arg( array(737 'action' => 'activate',738 'template' => urlencode( $template ),739 'stylesheet' => urlencode( $stylesheet ),740 ), admin_url('themes.php') );741 $activate_link = wp_nonce_url( $activate_link, 'switch-theme_' . $stylesheet );742 743 if ( get_stylesheet() == $stylesheet ) {744 if ( current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) {745 $update_actions['preview'] = '<a href="' . wp_customize_url( $stylesheet ) . '" class="hide-if-no-customize load-customize"><span aria-hidden="true">' . __( 'Customize' ) . '</span><span class="screen-reader-text">' . sprintf( __( 'Customize “%s”' ), $name ) . '</span></a>';746 }747 } elseif ( current_user_can( 'switch_themes' ) ) {748 if ( current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) {749 $update_actions['preview'] = '<a href="' . wp_customize_url( $stylesheet ) . '" class="hide-if-no-customize load-customize"><span aria-hidden="true">' . __( 'Live Preview' ) . '</span><span class="screen-reader-text">' . sprintf( __( 'Live Preview “%s”' ), $name ) . '</span></a>';750 }751 $update_actions['activate'] = '<a href="' . esc_url( $activate_link ) . '" class="activatelink"><span aria-hidden="true">' . __( 'Activate' ) . '</span><span class="screen-reader-text">' . sprintf( __( 'Activate “%s”' ), $name ) . '</span></a>';752 }753 754 if ( ! $this->result || is_wp_error( $this->result ) || is_network_admin() )755 unset( $update_actions['preview'], $update_actions['activate'] );756 }757 758 $update_actions['themes_page'] = '<a href="' . self_admin_url( 'themes.php' ) . '" target="_parent">' . __( 'Return to Themes page' ) . '</a>';759 760 /**761 * Filter the list of action links available following a single theme update.762 *763 * @since 2.8.0764 *765 * @param array $update_actions Array of theme action links.766 * @param string $theme Theme directory name.767 */768 $update_actions = apply_filters( 'update_theme_complete_actions', $update_actions, $this->theme );769 770 if ( ! empty($update_actions) )771 $this->feedback(implode(' | ', (array)$update_actions));772 }773 }774 775 /**776 * Translation Upgrader Skin for WordPress Translation Upgrades.777 *778 * @package WordPress779 * @subpackage Upgrader780 * @since 3.7.0781 */782 class Language_Pack_Upgrader_Skin extends WP_Upgrader_Skin {783 public $language_update = null;784 public $done_header = false;785 public $done_footer = false;786 public $display_footer_actions = true;787 788 /**789 *790 * @param array $args791 */792 public function __construct( $args = array() ) {793 $defaults = array( 'url' => '', 'nonce' => '', 'title' => __( 'Update Translations' ), 'skip_header_footer' => false );794 $args = wp_parse_args( $args, $defaults );795 if ( $args['skip_header_footer'] ) {796 $this->done_header = true;797 $this->done_footer = true;798 $this->display_footer_actions = false;799 }800 parent::__construct( $args );801 }802 803 /**804 * @access public805 */806 public function before() {807 $name = $this->upgrader->get_name_for_update( $this->language_update );808 809 echo '<div class="update-messages lp-show-latest">';810 811 printf( '<h2>' . __( 'Updating translations for %1$s (%2$s)…' ) . '</h2>', $name, $this->language_update->language );812 }813 814 /**815 *816 * @param string|WP_Error $error817 */818 public function error( $error ) {819 echo '<div class="lp-error">';820 parent::error( $error );821 echo '</div>';822 }823 824 /**825 * @access public826 */827 public function after() {828 echo '</div>';829 }830 831 /**832 * @access public833 */834 public function bulk_footer() {835 $this->decrement_update_count( 'translation' );836 $update_actions = array();837 $update_actions['updates_page'] = '<a href="' . self_admin_url( 'update-core.php' ) . '" target="_parent">' . __( 'Return to WordPress Updates page' ) . '</a>';838 839 /**840 * Filter the list of action links available following a translations update.841 *842 * @since 3.7.0843 *844 * @param array $update_actions Array of translations update links.845 */846 $update_actions = apply_filters( 'update_translations_complete_actions', $update_actions );847 848 if ( $update_actions && $this->display_footer_actions )849 $this->feedback( implode( ' | ', $update_actions ) );850 }851 }852 853 /**854 * Upgrader Skin for Automatic WordPress Upgrades855 *856 * This skin is designed to be used when no output is intended, all output857 * is captured and stored for the caller to process and log/email/discard.858 *859 * @package WordPress860 * @subpackage Upgrader861 * @since 3.7.0862 */863 class Automatic_Upgrader_Skin extends WP_Upgrader_Skin {864 protected $messages = array();865 866 /**867 *868 * @param bool $error869 * @param string $context870 * @param bool $allow_relaxed_file_ownership871 * @return bool872 */873 public function request_filesystem_credentials( $error = false, $context = '', $allow_relaxed_file_ownership = false ) {874 if ( $context ) {875 $this->options['context'] = $context;876 }877 // TODO: fix up request_filesystem_credentials(), or split it, to allow us to request a no-output version878 // This will output a credentials form in event of failure, We don't want that, so just hide with a buffer879 ob_start();880 $result = parent::request_filesystem_credentials( $error, $context, $allow_relaxed_file_ownership );881 ob_end_clean();882 return $result;883 }884 885 /**886 * @access public887 *888 * @return array889 */890 public function get_upgrade_messages() {891 return $this->messages;892 }893 894 /**895 * @param string|array|WP_Error $data896 */897 public function feedback( $data ) {898 if ( is_wp_error( $data ) ) {899 $string = $data->get_error_message();900 } elseif ( is_array( $data ) ) {901 return;902 } else {903 $string = $data;904 }905 if ( ! empty( $this->upgrader->strings[ $string ] ) )906 $string = $this->upgrader->strings[ $string ];907 908 if ( strpos( $string, '%' ) !== false ) {909 $args = func_get_args();910 $args = array_splice( $args, 1 );911 if ( ! empty( $args ) )912 $string = vsprintf( $string, $args );913 }914 915 $string = trim( $string );916 917 // Only allow basic HTML in the messages, as it'll be used in emails/logs rather than direct browser output.918 $string = wp_kses( $string, array(919 'a' => array(920 'href' => true921 ),922 'br' => true,923 'em' => true,924 'strong' => true,925 ) );926 927 if ( empty( $string ) )928 return;929 930 $this->messages[] = $string;931 }932 933 /**934 * @access public935 */936 public function header() {937 ob_start();938 }939 940 /**941 * @access public942 */943 public function footer() {944 $output = ob_get_clean();945 if ( ! empty( $output ) )946 $this->feedback( $output );947 }948 }
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