3 * Update Core administration panel.
6 * @subpackage Administration
9 /** WordPress Administration Bootstrap */
10 require_once( dirname( __FILE__ ) . '/admin.php' );
12 wp_enqueue_style( 'plugin-install' );
13 wp_enqueue_script( 'plugin-install' );
14 wp_enqueue_script( 'updates' );
17 if ( is_multisite() && ! is_network_admin() ) {
18 wp_redirect( network_admin_url( 'update-core.php' ) );
22 if ( ! current_user_can( 'update_core' ) && ! current_user_can( 'update_themes' ) && ! current_user_can( 'update_plugins' ) )
23 wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
25 function list_core_update( $update ) {
26 global $wp_local_package, $wpdb, $wp_version;
27 static $first_pass = true;
29 if ( 'en_US' == $update->locale && 'en_US' == get_locale() )
30 $version_string = $update->current;
31 // If the only available update is a partial builds, it doesn't need a language-specific version string.
32 elseif ( 'en_US' == $update->locale && $update->packages->partial && $wp_version == $update->partial_version && ( $updates = get_core_updates() ) && 1 == count( $updates ) )
33 $version_string = $update->current;
35 $version_string = sprintf( "%s–<strong>%s</strong>", $update->current, $update->locale );
38 if ( !isset($update->response) || 'latest' == $update->response )
40 $submit = __('Update Now');
41 $form_action = 'update-core.php?action=do-core-upgrade';
42 $php_version = phpversion();
43 $mysql_version = $wpdb->db_version();
45 if ( 'development' == $update->response ) {
46 $message = __('You are using a development version of WordPress. You can update to the latest nightly build automatically or download the nightly build and install it manually:');
47 $download = __('Download nightly build');
50 $message = sprintf( __( 'If you need to re-install version %s, you can do so here or download the package and re-install manually:' ), $version_string );
51 $submit = __('Re-install Now');
52 $form_action = 'update-core.php?action=do-core-reinstall';
54 $php_compat = version_compare( $php_version, $update->php_version, '>=' );
55 if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) )
58 $mysql_compat = version_compare( $mysql_version, $update->mysql_version, '>=' );
60 if ( !$mysql_compat && !$php_compat )
61 $message = sprintf( __('You cannot update because <a href="https://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.'), $update->current, $update->php_version, $update->mysql_version, $php_version, $mysql_version );
62 elseif ( !$php_compat )
63 $message = sprintf( __('You cannot update because <a href="https://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires PHP version %2$s or higher. You are running version %3$s.'), $update->current, $update->php_version, $php_version );
64 elseif ( !$mysql_compat )
65 $message = sprintf( __('You cannot update because <a href="https://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires MySQL version %2$s or higher. You are running version %3$s.'), $update->current, $update->mysql_version, $mysql_version );
67 $message = sprintf(__('You can update to <a href="https://codex.wordpress.org/Version_%1$s">WordPress %2$s</a> automatically or download the package and install it manually:'), $update->current, $version_string);
68 if ( !$mysql_compat || !$php_compat )
69 $show_buttons = false;
71 $download = sprintf(__('Download %s'), $version_string);
77 echo '<form method="post" action="' . $form_action . '" name="upgrade" class="upgrade">';
78 wp_nonce_field('upgrade-core');
80 echo '<input name="version" value="'. esc_attr($update->current) .'" type="hidden"/>';
81 echo '<input name="locale" value="'. esc_attr($update->locale) .'" type="hidden"/>';
82 if ( $show_buttons ) {
84 submit_button( $submit, $current ? 'button' : 'primary regular', 'upgrade', false );
87 submit_button( $submit, 'button', 'upgrade', false );
89 echo ' <a href="' . esc_url( $update->download ) . '" class="button">' . $download . '</a> ';
91 if ( 'en_US' != $update->locale )
92 if ( !isset( $update->dismissed ) || !$update->dismissed )
93 submit_button( __('Hide this update'), 'button', 'dismiss', false );
95 submit_button( __('Bring back this update'), 'button', 'undismiss', false );
97 if ( 'en_US' != $update->locale && ( !isset($wp_local_package) || $wp_local_package != $update->locale ) )
98 echo '<p class="hint">'.__('This localized version contains both the translation and various other localization fixes. You can skip upgrading if you want to keep your current translation.').'</p>';
99 // Partial builds don't need language-specific warnings.
100 elseif ( 'en_US' == $update->locale && get_locale() != 'en_US' && ( ! $update->packages->partial && $wp_version == $update->partial_version ) ) {
101 echo '<p class="hint">'.sprintf( __('You are about to install WordPress %s <strong>in English (US).</strong> There is a chance this update will break your translation. You may prefer to wait for the localized version to be released.'), $update->response != 'development' ? $update->current : '' ).'</p>';
107 function dismissed_updates() {
108 $dismissed = get_core_updates( array( 'dismissed' => true, 'available' => false ) );
111 $show_text = esc_js(__('Show hidden updates'));
112 $hide_text = esc_js(__('Hide hidden updates'));
114 <script type="text/javascript">
117 $('dismissed-updates').show();
118 $('#show-dismissed').toggle(function(){$(this).text('<?php echo $hide_text; ?>');}, function() {$(this).text('<?php echo $show_text; ?>')});
119 $('#show-dismissed').click(function() { $('#dismissed-updates').toggle('slow');});
123 echo '<p class="hide-if-no-js"><a id="show-dismissed" href="#">'.__('Show hidden updates').'</a></p>';
124 echo '<ul id="dismissed-updates" class="core-updates dismissed">';
125 foreach( (array) $dismissed as $update) {
127 list_core_update( $update );
135 * Display upgrade WordPress for downloading latest or upgrading automatically form.
141 function core_upgrade_preamble() {
142 global $wp_version, $required_php_version, $required_mysql_version;
144 $updates = get_core_updates();
146 if ( !isset($updates[0]->response) || 'latest' == $updates[0]->response ) {
148 _e('You have the latest version of WordPress.');
150 if ( wp_http_supports( array( 'ssl' ) ) ) {
151 require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
152 $upgrader = new WP_Automatic_Updater;
153 $future_minor_update = (object) array(
154 'current' => $wp_version . '.1.next.minor',
155 'version' => $wp_version . '.1.next.minor',
156 'php_version' => $required_php_version,
157 'mysql_version' => $required_mysql_version,
159 $should_auto_update = $upgrader->should_update( 'core', $future_minor_update, ABSPATH );
160 if ( $should_auto_update )
161 echo ' ' . __( 'Future security updates will be applied automatically.' );
165 echo '<div class="updated inline"><p>';
166 _e('<strong>Important:</strong> before updating, please <a href="https://codex.wordpress.org/WordPress_Backups">back up your database and files</a>. For help with updates, visit the <a href="https://codex.wordpress.org/Updating_WordPress">Updating WordPress</a> Codex page.');
169 echo '<h3 class="response">';
170 _e( 'An updated version of WordPress is available.' );
174 if ( isset( $updates[0] ) && $updates[0]->response == 'development' ) {
175 require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
176 $upgrader = new WP_Automatic_Updater;
177 if ( wp_http_supports( 'ssl' ) && $upgrader->should_update( 'core', $updates[0], ABSPATH ) ) {
178 echo '<div class="updated inline"><p>';
179 echo '<strong>' . __( 'BETA TESTERS:' ) . '</strong> ' . __( 'This site is set up to install updates of future beta versions automatically.' );
184 echo '<ul class="core-updates">';
185 foreach( (array) $updates as $update ) {
187 list_core_update( $update );
191 // Don't show the maintenance mode notice when we are only showing a single re-install option.
192 if ( $updates && ( count( $updates ) > 1 || $updates[0]->response != 'latest' ) ) {
193 echo '<p>' . __( 'While your site is being updated, it will be in maintenance mode. As soon as your updates are complete, your site will return to normal.' ) . '</p>';
194 } elseif ( ! $updates ) {
195 list( $normalized_version ) = explode( '-', $wp_version );
196 echo '<p>' . sprintf( __( '<a href="%s">Learn more about WordPress %s</a>.' ), esc_url( self_admin_url( 'about.php' ) ), $normalized_version ) . '</p>';
201 function list_plugin_updates() {
204 $cur_wp_version = preg_replace('/-.*$/', '', $wp_version);
206 require_once(ABSPATH . 'wp-admin/includes/plugin-install.php');
207 $plugins = get_plugin_updates();
208 if ( empty( $plugins ) ) {
209 echo '<h3>' . __( 'Plugins' ) . '</h3>';
210 echo '<p>' . __( 'Your plugins are all up to date.' ) . '</p>';
213 $form_action = 'update-core.php?action=do-plugin-upgrade';
215 $core_updates = get_core_updates();
216 if ( !isset($core_updates[0]->response) || 'latest' == $core_updates[0]->response || 'development' == $core_updates[0]->response || version_compare( $core_updates[0]->current, $cur_wp_version, '=') )
217 $core_update_version = false;
219 $core_update_version = $core_updates[0]->current;
221 <h3><?php _e( 'Plugins' ); ?></h3>
222 <p><?php _e( 'The following plugins have new versions available. Check the ones you want to update and then click “Update Plugins”.' ); ?></p>
223 <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-plugins" class="upgrade">
224 <?php wp_nonce_field('upgrade-core'); ?>
225 <p><input id="upgrade-plugins" class="button" type="submit" value="<?php esc_attr_e('Update Plugins'); ?>" name="upgrade" /></p>
226 <table class="widefat" id="update-plugins-table">
229 <th scope="col" class="manage-column check-column"><input type="checkbox" id="plugins-select-all" /></th>
230 <th scope="col" class="manage-column"><label for="plugins-select-all"><?php _e('Select All'); ?></label></th>
234 <tbody class="plugins">
236 foreach ( (array) $plugins as $plugin_file => $plugin_data) {
237 $info = plugins_api('plugin_information', array('slug' => $plugin_data->update->slug ));
238 if ( is_wp_error( $info ) ) {
242 // Get plugin compat for running version of WordPress.
243 if ( isset($info->tested) && version_compare($info->tested, $cur_wp_version, '>=') ) {
244 $compat = '<br />' . sprintf(__('Compatibility with WordPress %1$s: 100%% (according to its author)'), $cur_wp_version);
245 } elseif ( isset($info->compatibility[$cur_wp_version][$plugin_data->update->new_version]) ) {
246 $compat = $info->compatibility[$cur_wp_version][$plugin_data->update->new_version];
247 $compat = '<br />' . sprintf(__('Compatibility with WordPress %1$s: %2$d%% (%3$d "works" votes out of %4$d total)'), $cur_wp_version, $compat[0], $compat[2], $compat[1]);
249 $compat = '<br />' . sprintf(__('Compatibility with WordPress %1$s: Unknown'), $cur_wp_version);
251 // Get plugin compat for updated version of WordPress.
252 if ( $core_update_version ) {
253 if ( isset($info->compatibility[$core_update_version][$plugin_data->update->new_version]) ) {
254 $update_compat = $info->compatibility[$core_update_version][$plugin_data->update->new_version];
255 $compat .= '<br />' . sprintf(__('Compatibility with WordPress %1$s: %2$d%% (%3$d "works" votes out of %4$d total)'), $core_update_version, $update_compat[0], $update_compat[2], $update_compat[1]);
257 $compat .= '<br />' . sprintf(__('Compatibility with WordPress %1$s: Unknown'), $core_update_version);
260 // Get the upgrade notice for the new plugin version.
261 if ( isset($plugin_data->update->upgrade_notice) ) {
262 $upgrade_notice = '<br />' . strip_tags($plugin_data->update->upgrade_notice);
264 $upgrade_notice = '';
267 $details_url = self_admin_url('plugin-install.php?tab=plugin-information&plugin=' . $plugin_data->update->slug . '§ion=changelog&TB_iframe=true&width=640&height=662');
268 $details_text = sprintf(__('View version %1$s details'), $plugin_data->update->new_version);
269 $details = sprintf('<a href="%1$s" class="thickbox" title="%2$s">%3$s</a>.', esc_url($details_url), esc_attr($plugin_data->Name), $details_text);
273 <th scope='row' class='check-column'><input type='checkbox' name='checked[]' value='" . esc_attr($plugin_file) . "' /></th>
274 <td><p><strong>{$plugin_data->Name}</strong><br />" . sprintf(__('You have version %1$s installed. Update to %2$s.'), $plugin_data->Version, $plugin_data->update->new_version) . ' ' . $details . $compat . $upgrade_notice . "</p></td>
282 <th scope="col" class="manage-column check-column"><input type="checkbox" id="plugins-select-all-2" /></th>
283 <th scope="col" class="manage-column"><label for="plugins-select-all-2"><?php _e( 'Select All' ); ?></label></th>
287 <p><input id="upgrade-plugins-2" class="button" type="submit" value="<?php esc_attr_e('Update Plugins'); ?>" name="upgrade" /></p>
292 function list_theme_updates() {
293 $themes = get_theme_updates();
294 if ( empty( $themes ) ) {
295 echo '<h3>' . __( 'Themes' ) . '</h3>';
296 echo '<p>' . __( 'Your themes are all up to date.' ) . '</p>';
300 $form_action = 'update-core.php?action=do-theme-upgrade';
303 <h3><?php _e( 'Themes' ); ?></h3>
304 <p><?php _e( 'The following themes have new versions available. Check the ones you want to update and then click “Update Themes”.' ); ?></p>
305 <p><?php printf( __( '<strong>Please Note:</strong> Any customizations you have made to theme files will be lost. Please consider using <a href="%s">child themes</a> for modifications.' ), __( 'https://codex.wordpress.org/Child_Themes' ) ); ?></p>
306 <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-themes" class="upgrade">
307 <?php wp_nonce_field('upgrade-core'); ?>
308 <p><input id="upgrade-themes" class="button" type="submit" value="<?php esc_attr_e('Update Themes'); ?>" name="upgrade" /></p>
309 <table class="widefat" id="update-themes-table">
312 <th scope="col" class="manage-column check-column"><input type="checkbox" id="themes-select-all" /></th>
313 <th scope="col" class="manage-column"><label for="themes-select-all"><?php _e('Select All'); ?></label></th>
317 <tbody class="plugins">
319 foreach ( $themes as $stylesheet => $theme ) {
322 <th scope='row' class='check-column'><input type='checkbox' name='checked[]' value='" . esc_attr( $stylesheet ) . "' /></th>
323 <td class='plugin-title'><img src='" . esc_url( $theme->get_screenshot() ) . "' width='85' height='64' style='float:left; padding: 0 5px 5px' /><strong>" . $theme->display('Name') . '</strong> ' . sprintf( __( 'You have version %1$s installed. Update to %2$s.' ), $theme->display('Version'), $theme->update['new_version'] ) . "</td>
331 <th scope="col" class="manage-column check-column"><input type="checkbox" id="themes-select-all-2" /></th>
332 <th scope="col" class="manage-column"><label for="themes-select-all-2"><?php _e( 'Select All' ); ?></label></th>
336 <p><input id="upgrade-themes-2" class="button" type="submit" value="<?php esc_attr_e('Update Themes'); ?>" name="upgrade" /></p>
341 function list_translation_updates() {
342 $updates = wp_get_translation_updates();
344 if ( 'en_US' != get_locale() ) {
345 echo '<h3>' . __( 'Translations' ) . '</h3>';
346 echo '<p>' . __( 'Your translations are all up to date.' ) . '</p>';
351 $form_action = 'update-core.php?action=do-translation-upgrade';
353 <h3><?php _e( 'Translations' ); ?></h3>
354 <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-translations" class="upgrade">
355 <p><?php _e( 'New translations are available.' ); ?></p>
356 <?php wp_nonce_field( 'upgrade-translations' ); ?>
357 <p><input class="button" type="submit" value="<?php esc_attr_e( 'Update Translations' ); ?>" name="upgrade" /></p>
363 * Upgrade WordPress core display.
369 function do_core_upgrade( $reinstall = false ) {
370 global $wp_filesystem;
372 include_once( ABSPATH . 'wp-admin/includes/class-wp-upgrader.php' );
375 $url = 'update-core.php?action=do-core-reinstall';
377 $url = 'update-core.php?action=do-core-upgrade';
378 $url = wp_nonce_url($url, 'upgrade-core');
380 $version = isset( $_POST['version'] )? $_POST['version'] : false;
381 $locale = isset( $_POST['locale'] )? $_POST['locale'] : 'en_US';
382 $update = find_core_update( $version, $locale );
386 // Allow relaxed file ownership writes for User-initiated upgrades when the API specifies
387 // that it's safe to do so. This only happens when there are no new files to create.
388 $allow_relaxed_file_ownership = ! $reinstall && isset( $update->new_files ) && ! $update->new_files;
392 <h2><?php _e('Update WordPress'); ?></h2>
395 if ( false === ( $credentials = request_filesystem_credentials( $url, '', false, ABSPATH, array( 'version', 'locale' ), $allow_relaxed_file_ownership ) ) ) {
400 if ( ! WP_Filesystem( $credentials, ABSPATH, $allow_relaxed_file_ownership ) ) {
401 // Failed to connect, Error and request again
402 request_filesystem_credentials( $url, '', true, ABSPATH, array( 'version', 'locale' ), $allow_relaxed_file_ownership );
407 if ( $wp_filesystem->errors->get_error_code() ) {
408 foreach ( $wp_filesystem->errors->get_error_messages() as $message )
409 show_message($message);
415 $update->response = 'reinstall';
417 add_filter( 'update_feedback', 'show_message' );
419 $upgrader = new Core_Upgrader();
420 $result = $upgrader->upgrade( $update, array(
421 'allow_relaxed_file_ownership' => $allow_relaxed_file_ownership
424 if ( is_wp_error($result) ) {
425 show_message($result);
426 if ('up_to_date' != $result->get_error_code() )
427 show_message( __('Installation Failed') );
432 show_message( __('WordPress updated successfully') );
433 show_message( '<span class="hide-if-no-js">' . sprintf( __( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ), $result, esc_url( self_admin_url( 'about.php?updated' ) ) ) . '</span>' );
434 show_message( '<span class="hide-if-js">' . sprintf( __( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ), $result, esc_url( self_admin_url( 'about.php?updated' ) ) ) . '</span>' );
437 <script type="text/javascript">
438 window.location = '<?php echo self_admin_url( 'about.php?updated' ); ?>';
443 function do_dismiss_core_update() {
444 $version = isset( $_POST['version'] )? $_POST['version'] : false;
445 $locale = isset( $_POST['locale'] )? $_POST['locale'] : 'en_US';
446 $update = find_core_update( $version, $locale );
449 dismiss_core_update( $update );
450 wp_redirect( wp_nonce_url('update-core.php?action=upgrade-core', 'upgrade-core') );
454 function do_undismiss_core_update() {
455 $version = isset( $_POST['version'] )? $_POST['version'] : false;
456 $locale = isset( $_POST['locale'] )? $_POST['locale'] : 'en_US';
457 $update = find_core_update( $version, $locale );
460 undismiss_core_update( $version, $locale );
461 wp_redirect( wp_nonce_url('update-core.php?action=upgrade-core', 'upgrade-core') );
465 $action = isset($_GET['action']) ? $_GET['action'] : 'upgrade-core';
467 $upgrade_error = false;
468 if ( ( 'do-theme-upgrade' == $action || ( 'do-plugin-upgrade' == $action && ! isset( $_GET['plugins'] ) ) )
469 && ! isset( $_POST['checked'] ) ) {
470 $upgrade_error = $action == 'do-theme-upgrade' ? 'themes' : 'plugins';
471 $action = 'upgrade-core';
474 $title = __('WordPress Updates');
475 $parent_file = 'index.php';
477 $updates_overview = '<p>' . __( 'On this screen, you can update to the latest version of WordPress, as well as update your themes and plugins from the WordPress.org repositories.' ) . '</p>';
478 $updates_overview .= '<p>' . __( 'If an update is available, you᾿ll see a notification appear in the Toolbar and navigation menu.' ) . ' ' . __( 'Keeping your site updated is important for security. It also makes the internet a safer place for you and your readers.' ) . '</p>';
480 get_current_screen()->add_help_tab( array(
482 'title' => __( 'Overview' ),
483 'content' => $updates_overview
486 $updates_howto = '<p>' . __( '<strong>WordPress</strong> — Updating your WordPress installation is a simple one-click procedure: just <strong>click on the “Update Now” button</strong> when you are notified that a new version is available.' ) . ' ' . __( 'In most cases, WordPress will automatically apply maintenance and security updates in the background for you.' ) . '</p>';
487 $updates_howto .= '<p>' . __( '<strong>Themes and Plugins</strong> — To update individual themes or plugins from this screen, use the checkboxes to make your selection, then <strong>click on the appropriate “Update” button</strong>. To update all of your themes or plugins at once, you can check the box at the top of the section to select all before clicking the update button.' ) . '</p>';
489 if ( 'en_US' != get_locale() ) {
490 $updates_howto .= '<p>' . __( '<strong>Translations</strong> — The files translating WordPress into your language are updated for you whenever any other updates occur. But if these files are out of date, you can <strong>click the “Update Translations”</strong> button.' ) . '</p>';
493 get_current_screen()->add_help_tab( array(
494 'id' => 'how-to-update',
495 'title' => __( 'How to Update' ),
496 'content' => $updates_howto
499 get_current_screen()->set_help_sidebar(
500 '<p><strong>' . __('For more information:') . '</strong></p>' .
501 '<p>' . __( '<a href="https://codex.wordpress.org/Dashboard_Updates_Screen" target="_blank">Documentation on Updating WordPress</a>' ) . '</p>' .
502 '<p>' . __( '<a href="https://wordpress.org/support/" target="_blank">Support Forums</a>' ) . '</p>'
505 if ( 'upgrade-core' == $action ) {
506 // Force a update check when requested
507 $force_check = ! empty( $_GET['force-check'] );
508 wp_version_check( array(), $force_check );
510 require_once(ABSPATH . 'wp-admin/admin-header.php');
513 <h2><?php _e('WordPress Updates'); ?></h2>
515 if ( $upgrade_error ) {
516 echo '<div class="error"><p>';
517 if ( $upgrade_error == 'themes' )
518 _e('Please select one or more themes to update.');
520 _e('Please select one or more plugins to update.');
525 /* translators: %1 date, %2 time. */
526 printf( __('Last checked on %1$s at %2$s.'), date_i18n( get_option( 'date_format' ) ), date_i18n( get_option( 'time_format' ) ) );
527 echo ' <a class="button" href="' . esc_url( self_admin_url('update-core.php?force-check=1') ) . '">' . __( 'Check Again' ) . '</a>';
530 if ( $core = current_user_can( 'update_core' ) )
531 core_upgrade_preamble();
532 if ( $plugins = current_user_can( 'update_plugins' ) )
533 list_plugin_updates();
534 if ( $themes = current_user_can( 'update_themes' ) )
535 list_theme_updates();
536 if ( $core || $plugins || $themes )
537 list_translation_updates();
538 unset( $core, $plugins, $themes );
540 * Fires after the core, plugin, and theme update tables.
544 do_action( 'core_upgrade_preamble' );
546 include(ABSPATH . 'wp-admin/admin-footer.php');
548 } elseif ( 'do-core-upgrade' == $action || 'do-core-reinstall' == $action ) {
550 if ( ! current_user_can( 'update_core' ) )
551 wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
553 check_admin_referer('upgrade-core');
555 // Do the (un)dismiss actions before headers, so that they can redirect.
556 if ( isset( $_POST['dismiss'] ) )
557 do_dismiss_core_update();
558 elseif ( isset( $_POST['undismiss'] ) )
559 do_undismiss_core_update();
561 require_once(ABSPATH . 'wp-admin/admin-header.php');
562 if ( 'do-core-reinstall' == $action )
567 if ( isset( $_POST['upgrade'] ) )
568 do_core_upgrade($reinstall);
570 include(ABSPATH . 'wp-admin/admin-footer.php');
572 } elseif ( 'do-plugin-upgrade' == $action ) {
574 if ( ! current_user_can( 'update_plugins' ) )
575 wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
577 check_admin_referer('upgrade-core');
579 if ( isset( $_GET['plugins'] ) ) {
580 $plugins = explode( ',', $_GET['plugins'] );
581 } elseif ( isset( $_POST['checked'] ) ) {
582 $plugins = (array) $_POST['checked'];
584 wp_redirect( admin_url('update-core.php') );
588 $url = 'update.php?action=update-selected&plugins=' . urlencode(implode(',', $plugins));
589 $url = wp_nonce_url($url, 'bulk-update-plugins');
591 $title = __('Update Plugins');
593 require_once(ABSPATH . 'wp-admin/admin-header.php');
594 echo '<div class="wrap">';
595 echo '<h2>' . esc_html__('Update Plugins') . '</h2>';
596 echo '<iframe src="', $url, '" style="width: 100%; height: 100%; min-height: 750px;" frameborder="0"></iframe>';
598 include(ABSPATH . 'wp-admin/admin-footer.php');
600 } elseif ( 'do-theme-upgrade' == $action ) {
602 if ( ! current_user_can( 'update_themes' ) )
603 wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
605 check_admin_referer('upgrade-core');
607 if ( isset( $_GET['themes'] ) ) {
608 $themes = explode( ',', $_GET['themes'] );
609 } elseif ( isset( $_POST['checked'] ) ) {
610 $themes = (array) $_POST['checked'];
612 wp_redirect( admin_url('update-core.php') );
616 $url = 'update.php?action=update-selected-themes&themes=' . urlencode(implode(',', $themes));
617 $url = wp_nonce_url($url, 'bulk-update-themes');
619 $title = __('Update Themes');
621 require_once(ABSPATH . 'wp-admin/admin-header.php');
624 <h2><?php echo esc_html__('Update Themes') ?></h2>
625 <iframe src="<?php echo $url ?>" style="width: 100%; height: 100%; min-height: 750px;" frameborder="0"></iframe>
628 include(ABSPATH . 'wp-admin/admin-footer.php');
630 } elseif ( 'do-translation-upgrade' == $action ) {
632 if ( ! current_user_can( 'update_core' ) && ! current_user_can( 'update_plugins' ) && ! current_user_can( 'update_themes' ) )
633 wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
635 check_admin_referer( 'upgrade-translations' );
637 require_once( ABSPATH . 'wp-admin/admin-header.php' );
638 include_once( ABSPATH . 'wp-admin/includes/class-wp-upgrader.php' );
640 $url = 'update-core.php?action=do-translation-upgrade';
641 $nonce = 'upgrade-translations';
642 $title = __( 'Update Translations' );
643 $context = WP_LANG_DIR;
645 $upgrader = new Language_Pack_Upgrader( new Language_Pack_Upgrader_Skin( compact( 'url', 'nonce', 'title', 'context' ) ) );
646 $result = $upgrader->bulk_upgrade();
648 require_once( ABSPATH . 'wp-admin/admin-footer.php' );
652 * Fires for each custom update action on the WordPress Updates screen.
654 * The dynamic portion of the hook name, `$action`, refers to the
655 * passed update action. The hook fires in lieu of all available
656 * default update actions.
660 do_action( "update-core-custom_{$action}" );