197 lines
7.4 KiB
PHP
197 lines
7.4 KiB
PHP
<?php
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// The admin side of our 1.1 update system
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function core_update_footer( $msg = '' ) {
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if ( !current_user_can('manage_options') )
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return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'] );
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$cur = get_option( 'update_core' );
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if ( ! isset( $cur->current ) )
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$cur->current = '';
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if ( ! isset( $cur->url ) )
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$cur->url = '';
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switch ( $cur->response ) {
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case 'development' :
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return sprintf( '| '.__( 'You are using a development version (%s). Cool! Please <a href="%s">stay updated</a>.' ), $GLOBALS['wp_version'], $cur->url, $cur->current );
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break;
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case 'upgrade' :
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if ( current_user_can('manage_options') ) {
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return sprintf( '| <strong>'.__( '<a href="%2$s">Get Version %3$s</a>' ).'</strong>', $GLOBALS['wp_version'], $cur->url, $cur->current );
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break;
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}
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case 'latest' :
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default :
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return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'], $cur->url, $cur->current );
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break;
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}
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}
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add_filter( 'update_footer', 'core_update_footer' );
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function update_nag() {
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$cur = get_option( 'update_core' );
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if ( ! isset( $cur->response ) || $cur->response != 'upgrade' )
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return false;
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if ( current_user_can('manage_options') )
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$msg = sprintf( __('WordPress %2$s is available! <a href="%1$s">Please update now</a>.'), $cur->url, $cur->current );
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else
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$msg = sprintf( __('WordPress %2$s is available! Please notify the site administrator.'), $cur->url, $cur->current );
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echo "<div id='update-nag'>$msg</div>";
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}
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add_action( 'admin_notices', 'update_nag', 3 );
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// Called directly from dashboard
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function update_right_now_message() {
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$cur = get_option( 'update_core' );
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$msg = sprintf( __('This is WordPress version %s.'), $GLOBALS['wp_version'] );
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if ( isset( $cur->response ) && $cur->response == 'upgrade' && current_user_can('manage_options') )
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$msg .= " <a href='$cur->url' class='rbutton'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';
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echo "<span id='wp-version-message'>$msg</span>";
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}
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function wp_plugin_update_row( $file, $plugin_data ) {
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$current = get_option( 'update_plugins' );
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if ( !isset( $current->response[ $file ] ) )
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return false;
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$r = $current->response[ $file ];
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$details_url = admin_url('plugin-install.php?tab=plugin-information&plugin=' . $r->slug . '&TB_iframe=true&width=600&height=800');
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echo '<tr><td colspan="5" class="plugin-update">';
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if ( ! current_user_can('update_plugins') )
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printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s Details</a>.'), $plugin_data['Name'], $details_url, $r->new_version);
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else if ( empty($r->package) )
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printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s Details</a> <em>automatic upgrade unavailable for this plugin</em>.'), $plugin_data['Name'], $details_url, $r->new_version);
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else
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printf( __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s Details</a> or <a href="%4$s">upgrade automatically</a>.'), $plugin_data['Name'], $details_url, $r->new_version, wp_nonce_url('update.php?action=upgrade-plugin&plugin=' . $file, 'upgrade-plugin_' . $file) );
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echo '</td></tr>';
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}
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add_action( 'after_plugin_row', 'wp_plugin_update_row', 10, 2 );
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function wp_update_plugin($plugin, $feedback = '') {
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global $wp_filesystem;
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if ( !empty($feedback) )
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add_filter('update_feedback', $feedback);
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// Is an update available?
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$current = get_option( 'update_plugins' );
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if ( !isset( $current->response[ $plugin ] ) )
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return new WP_Error('up_to_date', __('The plugin is at the latest version.'));
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// Is a filesystem accessor setup?
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if ( ! $wp_filesystem || ! is_object($wp_filesystem) )
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WP_Filesystem();
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if ( ! is_object($wp_filesystem) )
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return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
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if ( $wp_filesystem->errors->get_error_code() )
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return new WP_Error('fs_error', __('Filesystem error'), $wp_filesystem->errors);
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//Get the base plugin folder
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$plugins_dir = $wp_filesystem->wp_plugins_dir();
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if ( empty($plugins_dir) )
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return new WP_Error('fs_no_plugins_dir', __('Unable to locate WordPress Plugin directory.'));
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//And the same for the Content directory.
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$content_dir = $wp_filesystem->wp_content_dir();
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if( empty($content_dir) )
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return new WP_Error('fs_no_content_dir', __('Unable to locate WordPress Content directory (wp-content).'));
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$plugins_dir = trailingslashit( $plugins_dir );
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$content_dir = trailingslashit( $content_dir );
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// Get the URL to the zip file
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$r = $current->response[ $plugin ];
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if ( empty($r->package) )
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return new WP_Error('no_package', __('Upgrade package not available.'));
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// Download the package
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$package = $r->package;
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apply_filters('update_feedback', sprintf(__('Downloading update from %s'), $package));
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$download_file = download_url($package);
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if ( is_wp_error($download_file) )
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return new WP_Error('download_failed', __('Download failed.'), $download_file->get_error_message());
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$working_dir = $content_dir . 'upgrade/' . basename($plugin, '.php');
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// Clean up working directory
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if ( $wp_filesystem->is_dir($working_dir) )
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$wp_filesystem->delete($working_dir, true);
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apply_filters('update_feedback', __('Unpacking the update'));
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// Unzip package to working directory
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$result = unzip_file($download_file, $working_dir);
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// Once extracted, delete the package
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unlink($download_file);
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if ( is_wp_error($result) ) {
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$wp_filesystem->delete($working_dir, true);
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return $result;
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}
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if ( is_plugin_active($plugin) ) {
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//Deactivate the plugin silently, Prevent deactivation hooks from running.
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apply_filters('update_feedback', __('Deactivating the plugin'));
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deactivate_plugins($plugin, true);
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}
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// Remove the existing plugin.
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apply_filters('update_feedback', __('Removing the old version of the plugin'));
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$this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) );
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// If plugin is in its own directory, recursively delete the directory.
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if ( strpos($plugin, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory seperator AND that its not the root plugin folder
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$deleted = $wp_filesystem->delete($this_plugin_dir, true);
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else
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$deleted = $wp_filesystem->delete($plugins_dir . $plugin);
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if ( ! $deleted ) {
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$wp_filesystem->delete($working_dir, true);
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return new WP_Error('delete_failed', __('Could not remove the old plugin'));
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}
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apply_filters('update_feedback', __('Installing the latest version'));
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// Copy new version of plugin into place.
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$result = copy_dir($working_dir, $plugins_dir);
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if ( is_wp_error($result) ) {
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//$wp_filesystem->delete($working_dir, true); //TODO: Uncomment? This DOES mean that the new files are available in the upgrade folder if it fails.
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return $result;
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}
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//Get a list of the directories in the working directory before we delete it, We need to know the new folder for the plugin
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$filelist = array_keys( $wp_filesystem->dirlist($working_dir) );
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// Remove working directory
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$wp_filesystem->delete($working_dir, true);
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// Force refresh of plugin update information
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delete_option('update_plugins');
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if( empty($filelist) )
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return false; //We couldnt find any files in the working dir, therefor no plugin installed? Failsafe backup.
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$folder = $filelist[0];
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$plugin = get_plugins('/' . $folder); //Ensure to pass with leading slash
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$pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list
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return $folder . '/' . $pluginfiles[0];
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}
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?>
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