<?php
+/**
+ * WordPress Administration Update API
+ *
+ * @package WordPress
+ * @subpackage Administration
+ */
// The admin side of our 1.1 update system
+/**
+ * Selects the first update version from the update_core option
+ *
+ * @return object the response from the API
+ */
+function get_preferred_from_update_core() {
+ $updates = get_core_updates();
+ if ( !is_array( $updates ) )
+ return false;
+ if ( empty( $updates ) )
+ return (object)array('response' => 'latest');
+ return $updates[0];
+}
+
+/**
+ * Get available core updates
+ *
+ * @param array $options Set $options['dismissed'] to true to show dismissed upgrades too,
+ * set $options['available'] to false to skip not-dismissed updates.
+ * @return array Array of the update objects
+ */
+function get_core_updates( $options = array() ) {
+ $options = array_merge( array('available' => true, 'dismissed' => false ), $options );
+ $dismissed = get_site_option( 'dismissed_update_core' );
+ if ( !is_array( $dismissed ) ) $dismissed = array();
+ $from_api = get_site_transient( 'update_core' );
+ if ( empty($from_api) )
+ return false;
+ if ( !isset( $from_api->updates ) || !is_array( $from_api->updates ) ) return false;
+ $updates = $from_api->updates;
+ if ( !is_array( $updates ) ) return false;
+ $result = array();
+ foreach($updates as $update) {
+ if ( array_key_exists( $update->current.'|'.$update->locale, $dismissed ) ) {
+ if ( $options['dismissed'] ) {
+ $update->dismissed = true;
+ $result[]= $update;
+ }
+ } else {
+ if ( $options['available'] ) {
+ $update->dismissed = false;
+ $result[]= $update;
+ }
+ }
+ }
+ return $result;
+}
+
+function dismiss_core_update( $update ) {
+ $dismissed = get_site_option( 'dismissed_update_core' );
+ $dismissed[ $update->current.'|'.$update->locale ] = true;
+ return update_site_option( 'dismissed_update_core', $dismissed );
+}
+
+function undismiss_core_update( $version, $locale ) {
+ $dismissed = get_site_option( 'dismissed_update_core' );
+ $key = $version.'|'.$locale;
+ if ( !isset( $dismissed[$key] ) ) return false;
+ unset( $dismissed[$key] );
+ return update_site_option( 'dismissed_update_core', $dismissed );
+}
+
+function find_core_update( $version, $locale ) {
+ $from_api = get_site_transient( 'update_core' );
+ if ( !is_array( $from_api->updates ) ) return false;
+ $updates = $from_api->updates;
+ foreach($updates as $update) {
+ if ( $update->current == $version && $update->locale == $locale )
+ return $update;
+ }
+ return false;
+}
+
function core_update_footer( $msg = '' ) {
- if ( !current_user_can('manage_options') )
- return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'] );
+ if ( !current_user_can('update_core') )
+ return sprintf( __( 'Version %s' ), $GLOBALS['wp_version'] );
+
+ $cur = get_preferred_from_update_core();
+ if ( ! isset( $cur->current ) )
+ $cur->current = '';
- $cur = get_option( 'update_core' );
+ if ( ! isset( $cur->url ) )
+ $cur->url = '';
+
+ if ( ! isset( $cur->response ) )
+ $cur->response = '';
switch ( $cur->response ) {
case 'development' :
- return sprintf( '| '.__( 'You are using a development version (%s). Cool! Please <a href="%s">stay updated</a>.' ), $GLOBALS['wp_version'], $cur->url, $cur->current );
+ return sprintf( __( 'You are using a development version (%1$s). Cool! Please <a href="%2$s">stay updated</a>.' ), $GLOBALS['wp_version'], network_admin_url( 'update-core.php' ) );
break;
case 'upgrade' :
- if ( current_user_can('manage_options') ) {
- return sprintf( '| <strong>'.__( '<a href="%2$s">Get Version %3$s</a>' ).'</strong>', $GLOBALS['wp_version'], $cur->url, $cur->current );
- break;
- }
+ return sprintf( '<strong>'.__( '<a href="%1$s">Get Version %2$s</a>' ).'</strong>', network_admin_url( 'update-core.php' ), $cur->current);
+ break;
case 'latest' :
default :
- return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'], $cur->url, $cur->current );
+ return sprintf( __( 'Version %s' ), $GLOBALS['wp_version'] );
break;
}
}
add_filter( 'update_footer', 'core_update_footer' );
function update_nag() {
- $cur = get_option( 'update_core' );
+ if ( is_multisite() && !current_user_can('update_core') )
+ return false;
+
+ global $pagenow;
+
+ if ( 'update-core.php' == $pagenow )
+ return;
+
+ $cur = get_preferred_from_update_core();
if ( ! isset( $cur->response ) || $cur->response != 'upgrade' )
return false;
- if ( current_user_can('manage_options') )
- $msg = sprintf( __('WordPress %2$s is available! <a href="%1$s">Please update now</a>.'), $cur->url, $cur->current );
- else
- $msg = sprintf( __('WordPress %2$s is available! Please notify the site administrator.'), $cur->url, $cur->current );
-
- echo "<div id='update-nag'>$msg</div>";
+ if ( current_user_can('update_core') ) {
+ $msg = sprintf( __('<a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> is available! <a href="%2$s">Please update now</a>.'), $cur->current, network_admin_url( 'update-core.php' ) );
+ } else {
+ $msg = sprintf( __('<a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> is available! Please notify the site administrator.'), $cur->current );
+ }
+ echo "<div class='update-nag'>$msg</div>";
}
add_action( 'admin_notices', 'update_nag', 3 );
// Called directly from dashboard
function update_right_now_message() {
- $cur = get_option( 'update_core' );
+ $msg = sprintf( __('You are using <span class="b">WordPress %s</span>.'), $GLOBALS['wp_version'] );
+
+ if ( current_user_can('update_core') ) {
+ $cur = get_preferred_from_update_core();
- $msg = sprintf( __('This is WordPress version %s.'), $GLOBALS['wp_version'] );
- if ( isset( $cur->response ) && $cur->response == 'upgrade' && current_user_can('manage_options') )
- $msg .= " <a href='$cur->url' class='rbutton'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';
+ if ( isset( $cur->response ) && $cur->response == 'upgrade' )
+ $msg .= " <a href='" . network_admin_url( 'update-core.php' ) . "' class='button'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';
+ }
echo "<span id='wp-version-message'>$msg</span>";
}
-function wp_update_plugins() {
- global $wp_version;
-
- if ( !function_exists('fsockopen') )
- return false;
-
- $plugins = get_plugins();
- $active = get_option( 'active_plugins' );
- $current = get_option( 'update_plugins' );
+function get_plugin_updates() {
+ $all_plugins = get_plugins();
+ $upgrade_plugins = array();
+ $current = get_site_transient( 'update_plugins' );
+ foreach ( (array)$all_plugins as $plugin_file => $plugin_data) {
+ if ( isset( $current->response[ $plugin_file ] ) ) {
+ $upgrade_plugins[ $plugin_file ] = (object) $plugin_data;
+ $upgrade_plugins[ $plugin_file ]->update = $current->response[ $plugin_file ];
+ }
+ }
- $new_option = '';
- $new_option->last_checked = time();
+ return $upgrade_plugins;
+}
- $plugin_changed = false;
- foreach ( $plugins as $file => $p ) {
- $new_option->checked[ $file ] = $p['Version'];
+function wp_plugin_update_rows() {
+ if ( !current_user_can('update_plugins' ) )
+ return;
- if ( !isset( $current->checked[ $file ] ) ) {
- $plugin_changed = true;
- continue;
+ $plugins = get_site_transient( 'update_plugins' );
+ if ( isset($plugins->response) && is_array($plugins->response) ) {
+ $plugins = array_keys( $plugins->response );
+ foreach( $plugins as $plugin_file ) {
+ add_action( "after_plugin_row_$plugin_file", 'wp_plugin_update_row', 10, 2 );
}
-
- if ( strval($current->checked[ $file ]) !== strval($p['Version']) )
- $plugin_changed = true;
}
+}
+add_action( 'admin_init', 'wp_plugin_update_rows' );
- if (
- isset( $current->last_checked ) &&
- 43200 > ( time() - $current->last_checked ) &&
- !$plugin_changed
- )
+function wp_plugin_update_row( $file, $plugin_data ) {
+ $current = get_site_transient( 'update_plugins' );
+ if ( !isset( $current->response[ $file ] ) )
return false;
- $to_send->plugins = $plugins;
- $to_send->active = $active;
- $send = serialize( $to_send );
-
- $request = 'plugins=' . urlencode( $send );
- $http_request = "POST /plugins/update-check/1.0/ HTTP/1.0\r\n";
- $http_request .= "Host: api.wordpress.org\r\n";
- $http_request .= "Content-Type: application/x-www-form-urlencoded; charset=" . get_option('blog_charset') . "\r\n";
- $http_request .= "Content-Length: " . strlen($request) . "\r\n";
- $http_request .= 'User-Agent: WordPress/' . $wp_version . '; ' . get_bloginfo('url') . "\r\n";
- $http_request .= "\r\n";
- $http_request .= $request;
-
- $response = '';
- if( false != ( $fs = @fsockopen( 'api.wordpress.org', 80, $errno, $errstr, 3) ) && is_resource($fs) ) {
- fwrite($fs, $http_request);
-
- while ( !feof($fs) )
- $response .= fgets($fs, 1160); // One TCP-IP packet
- fclose($fs);
- $response = explode("\r\n\r\n", $response, 2);
- }
+ $r = $current->response[ $file ];
- $response = unserialize( $response[1] );
+ $plugins_allowedtags = array('a' => array('href' => array(),'title' => array()),'abbr' => array('title' => array()),'acronym' => array('title' => array()),'code' => array(),'em' => array(),'strong' => array());
+ $plugin_name = wp_kses( $plugin_data['Name'], $plugins_allowedtags );
- if ( $response )
- $new_option->response = $response;
+ $details_url = self_admin_url('plugin-install.php?tab=plugin-information&plugin=' . $r->slug . '§ion=changelog&TB_iframe=true&width=600&height=800');
- update_option( 'update_plugins', $new_option );
-}
-add_action( 'load-plugins.php', 'wp_update_plugins' );
+ $wp_list_table = _get_list_table('WP_Plugins_List_Table');
-function wp_plugin_update_row( $file ) {
- global $plugin_data;
- $current = get_option( 'update_plugins' );
- if ( !isset( $current->response[ $file ] ) )
- return false;
+ if ( is_network_admin() || !is_multisite() ) {
+ echo '<tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange"><div class="update-message">';
- $r = $current->response[ $file ];
+ if ( ! current_user_can('update_plugins') )
+ printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%3$s">View version %4$s details</a>.'), $plugin_name, esc_url($details_url), esc_attr($plugin_name), $r->new_version );
+ else if ( empty($r->package) )
+ printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%3$s">View version %4$s details</a>. <em>Automatic update is unavailable for this plugin.</em>'), $plugin_name, esc_url($details_url), esc_attr($plugin_name), $r->new_version );
+ else
+ printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%3$s">View version %4$s details</a> or <a href="%5$s">update now</a>.'), $plugin_name, esc_url($details_url), esc_attr($plugin_name), $r->new_version, wp_nonce_url( self_admin_url('update.php?action=upgrade-plugin&plugin=') . $file, 'upgrade-plugin_' . $file) );
- echo "<tr><td colspan='5' class='plugin-update'>";
- if ( !current_user_can('edit_plugins') )
- printf( __('There is a new version of %1$s available. <a href="%2$s">Download version %3$s here</a>.'), $plugin_data['Name'], $r->url, $r->new_version);
- else if ( empty($r->package) )
- printf( __('There is a new version of %1$s available. <a href="%2$s">Download version %3$s here</a> <em>automatic upgrade unavailable for this plugin</em>.'), $plugin_data['Name'], $r->url, $r->new_version);
- else
- printf( __('There is a new version of %1$s available. <a href="%2$s">Download version %3$s here</a> or <a href="%4$s">upgrade automatically</a>.'), $plugin_data['Name'], $r->url, $r->new_version, wp_nonce_url("update.php?action=upgrade-plugin&plugin=$file", 'upgrade-plugin_' . $file) );
-
- echo "</td></tr>";
+ do_action( "in_plugin_update_message-$file", $plugin_data, $r );
+
+ echo '</div></td></tr>';
+ }
}
-add_action( 'after_plugin_row', 'wp_plugin_update_row' );
function wp_update_plugin($plugin, $feedback = '') {
- global $wp_filesystem;
-
if ( !empty($feedback) )
add_filter('update_feedback', $feedback);
- // Is an update available?
- $current = get_option( 'update_plugins' );
- if ( !isset( $current->response[ $plugin ] ) )
- return new WP_Error('up_to_date', __('The plugin is at the latest version.'));
-
- // Is a filesystem accessor setup?
- if ( ! $wp_filesystem || !is_object($wp_filesystem) )
- WP_Filesystem();
-
- if ( ! is_object($wp_filesystem) )
- return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
+ include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
+ $upgrader = new Plugin_Upgrader();
+ return $upgrader->upgrade($plugin);
+}
- if ( $wp_filesystem->errors->get_error_code() )
- return new WP_Error('fs_error', __('Filesystem error'), $wp_filesystem->errors);
+function get_theme_updates() {
+ $themes = wp_get_themes();
+ $current = get_site_transient('update_themes');
- //Get the Base folder
- $base = $wp_filesystem->get_base_dir();
-
- if ( empty($base) )
- return new WP_Error('fs_nowordpress', __('Unable to locate WordPress directory.'));
+ if ( ! isset( $current->response ) )
+ return array();
- // Get the URL to the zip file
- $r = $current->response[ $plugin ];
+ $update_themes = array();
+ foreach ( $current->response as $stylesheet => $data ) {
+ $update_themes[ $stylesheet ] = wp_get_theme( $stylesheet );
+ $update_themes[ $stylesheet ]->update = $data;
+ }
- if ( empty($r->package) )
- return new WP_Error('no_package', __('Upgrade package not available.'));
+ return $update_themes;
+}
- // Download the package
- $package = $r->package;
- apply_filters('update_feedback', sprintf(__('Downloading update from %s'), $package));
- $file = download_url($package);
+function wp_update_theme($theme, $feedback = '') {
+ if ( !empty($feedback) )
+ add_filter('update_feedback', $feedback);
- if ( is_wp_error($file) )
- return new WP_Error('download_failed', __('Download failed.'), $file->get_error_message());
+ include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
+ $upgrader = new Theme_Upgrader();
+ return $upgrader->upgrade($theme);
+}
- $working_dir = $base . 'wp-content/upgrade/' . basename($plugin, '.php');
+function wp_theme_update_rows() {
+ if ( !current_user_can('update_themes' ) )
+ return;
- // Clean up working directory
- if ( $wp_filesystem->is_dir($working_dir) )
- $wp_filesystem->delete($working_dir, true);
+ $themes = get_site_transient( 'update_themes' );
+ if ( isset($themes->response) && is_array($themes->response) ) {
+ $themes = array_keys( $themes->response );
- apply_filters('update_feedback', __('Unpacking the update'));
- // Unzip package to working directory
- $result = unzip_file($file, $working_dir);
- if ( is_wp_error($result) ) {
- unlink($file);
- $wp_filesystem->delete($working_dir, true);
- return $result;
+ foreach( $themes as $theme ) {
+ add_action( "after_theme_row_$theme", 'wp_theme_update_row', 10, 2 );
+ }
}
+}
+add_action( 'admin_init', 'wp_theme_update_rows' );
- // Once extracted, delete the package
- unlink($file);
+function wp_theme_update_row( $theme_key, $theme ) {
+ $current = get_site_transient( 'update_themes' );
+ if ( !isset( $current->response[ $theme_key ] ) )
+ return false;
+ $r = $current->response[ $theme_key ];
+ $themes_allowedtags = array('a' => array('href' => array(),'title' => array()),'abbr' => array('title' => array()),'acronym' => array('title' => array()),'code' => array(),'em' => array(),'strong' => array());
+ $theme_name = wp_kses( $theme['Name'], $themes_allowedtags );
- if ( is_plugin_active($plugin) ) {
- //Deactivate the plugin silently, Prevent deactivation hooks from running.
- apply_filters('update_feedback', __('Deactivating the plugin'));
- deactivate_plugins($plugin, true);
- }
+ $details_url = add_query_arg( array( 'TB_iframe' => 'true', 'width' => 1024, 'height' => 800 ), $current->response[ $theme_key ]['url'] );
- // Remove the existing plugin.
- apply_filters('update_feedback', __('Removing the old version of the plugin'));
- $plugin_dir = dirname($base . PLUGINDIR . "/$plugin");
- $plugin_dir = trailingslashit($plugin_dir);
-
- // If plugin is in its own directory, recursively delete the directory.
- if ( strpos($plugin, '/') && $plugin_dir != $base . PLUGINDIR . '/' ) //base check on if plugin includes directory seperator AND that its not the root plugin folder
- $deleted = $wp_filesystem->delete($plugin_dir, true);
- else
- $deleted = $wp_filesystem->delete($base . PLUGINDIR . "/$plugin");
+ $wp_list_table = _get_list_table('WP_MS_Themes_List_Table');
- if ( !$deleted ) {
- $wp_filesystem->delete($working_dir, true);
- return new WP_Error('delete_failed', __('Could not remove the old plugin'));
- }
+ echo '<tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange"><div class="update-message">';
+ if ( ! current_user_can('update_themes') )
+ printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%3$s">View version %4$s details</a>.'), $theme['Name'], esc_url($details_url), esc_attr($theme['Name']), $r->new_version );
+ else if ( empty( $r['package'] ) )
+ printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%3$s">View version %4$s details</a>. <em>Automatic update is unavailable for this theme.</em>'), $theme['Name'], esc_url($details_url), esc_attr($theme['Name']), $r['new_version'] );
+ else
+ printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%3$s">View version %4$s details</a> or <a href="%5$s">update now</a>.'), $theme['Name'], esc_url($details_url), esc_attr($theme['Name']), $r['new_version'], wp_nonce_url( self_admin_url('update.php?action=upgrade-theme&theme=') . $theme_key, 'upgrade-theme_' . $theme_key) );
- apply_filters('update_feedback', __('Installing the latest version'));
- // Copy new version of plugin into place.
- if ( !copy_dir($working_dir, $base . PLUGINDIR) ) {
- //$wp_filesystem->delete($working_dir, true); //TODO: Uncomment? This DOES mean that the new files are available in the upgrade folder if it fails.
- return new WP_Error('install_failed', __('Installation failed'));
- }
+ do_action( "in_theme_update_message-$theme_key", $theme, $r );
- //Get a list of the directories in the working directory before we delete it, We need to know the new folder for the plugin
- $filelist = array_keys( $wp_filesystem->dirlist($working_dir) );
+ echo '</div></td></tr>';
+}
- // Remove working directory
- $wp_filesystem->delete($working_dir, true);
+function wp_update_core($current, $feedback = '') {
+ if ( !empty($feedback) )
+ add_filter('update_feedback', $feedback);
- // Force refresh of plugin update information
- delete_option('update_plugins');
-
- if( empty($filelist) )
- return false; //We couldnt find any files in the working dir
-
- $folder = $filelist[0];
- $plugin = get_plugins('/' . $folder); //Pass it with a leading slash, search out the plugins in the folder,
- $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list
+ include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
+ $upgrader = new Core_Upgrader();
+ return $upgrader->upgrade($current);
- return $folder . '/' . $pluginfiles[0]; //Pass it without a leading slash as WP requires
}
-?>
+function maintenance_nag() {
+ global $upgrading;
+ if ( ! isset( $upgrading ) )
+ return false;
+
+ if ( current_user_can('update_core') )
+ $msg = sprintf( __('An automated WordPress update has failed to complete - <a href="%s">please attempt the update again now</a>.'), 'update-core.php' );
+ else
+ $msg = __('An automated WordPress update has failed to complete! Please notify the site administrator.');
+
+ echo "<div class='update-nag'>$msg</div>";
+}
+add_action( 'admin_notices', 'maintenance_nag' );
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