490 lines
17 KiB
PHP
490 lines
17 KiB
PHP
<?php
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/**
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* WordPress Administration Update API
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*
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* @package WordPress
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* @subpackage Admin
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*/
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// The admin side of our 1.1 update system
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/**
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* Selects the first update version from the update_core option
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*
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* @return object the response from the API
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*/
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function get_preferred_from_update_core() {
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$updates = get_core_updates();
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if ( !is_array( $updates ) )
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return false;
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if ( empty( $updates ) )
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return (object)array('response' => 'latest');
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return $updates[0];
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}
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/**
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* Get available core updates
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*
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* @param array $options Set $options['dismissed'] to true to show dismissed upgrades too,
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* set $options['available'] to false to skip not-dimissed updates.
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* @return array Array of the update objects
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*/
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function get_core_updates( $options = array() ) {
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$options = array_merge( array('available' => true, 'dismissed' => false ), $options );
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$dismissed = get_option( 'dismissed_update_core' );
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if ( !is_array( $dismissed ) ) $dismissed = array();
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$from_api = get_option( 'update_core' );
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if ( empty($from_api) )
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return false;
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if ( !is_array( $from_api->updates ) ) return false;
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$updates = $from_api->updates;
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if ( !is_array( $updates ) ) return false;
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$result = array();
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foreach($updates as $update) {
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if ( array_key_exists( $update->current.'|'.$update->locale, $dismissed ) ) {
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if ( $options['dismissed'] ) {
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$update->dismissed = true;
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$result[]= $update;
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}
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} else {
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if ( $options['available'] ) {
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$update->dismissed = false;
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$result[]= $update;
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}
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}
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}
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return $result;
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}
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function dismiss_core_update( $update ) {
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$dismissed = get_option( 'dismissed_update_core' );
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$dismissed[ $update->current.'|'.$update->locale ] = true;
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return update_option( 'dismissed_update_core', $dismissed );
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}
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function undismiss_core_update( $version, $locale ) {
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$dismissed = get_option( 'dismissed_update_core' );
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$key = $version.'|'.$locale;
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if ( !isset( $dismissed[$key] ) ) return false;
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unset( $dismissed[$key] );
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return update_option( 'dismissed_update_core', $dismissed );
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}
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function find_core_update( $version, $locale ) {
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$from_api = get_option( 'update_core' );
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if ( !is_array( $from_api->updates ) ) return false;
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$updates = $from_api->updates;
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foreach($updates as $update) {
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if ( $update->current == $version && $update->locale == $locale )
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return $update;
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}
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return false;
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}
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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_preferred_from_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 ( $cur->response ) {
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case 'development' :
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return sprintf( __( 'You are using a development version (%1$s). Cool! Please <a href="%2$s">stay updated</a>.' ), $GLOBALS['wp_version'], 'update-core.php');
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break;
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case 'upgrade' :
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if ( current_user_can('manage_options') ) {
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return sprintf( '<strong>'.__( '<a href="%1$s">Get Version %2$s</a>' ).'</strong>', 'update-core.php', $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'] );
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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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global $pagenow;
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if ( 'update-core.php' == $pagenow )
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return;
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$cur = get_preferred_from_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 %1$s is available! <a href="%2$s">Please update now</a>.'), $cur->current, 'update-core.php' );
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else
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$msg = sprintf( __('WordPress %1$s is available! Please notify the site administrator.'), $cur->current );
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echo "<div id='update-nag'>$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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$cur = get_preferred_from_update_core();
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$msg = sprintf( __('You are using <span class="b">WordPress %s</span>.'), $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='update-core.php' class='button'>" . 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);
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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 . '/' . $pluginfiles[0];
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}
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function wp_update_theme($theme, $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_themes' );
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if ( !isset( $current->response[ $theme ] ) )
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return new WP_Error('up_to_date', __('The theme is at the latest version.'));
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$r = $current->response[ $theme ];
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$themes = get_themes();
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foreach ( (array) $themes as $this_theme ) {
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if ( $this_theme['Stylesheet'] == $theme ) {
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$theme_directory = preg_replace('!^/themes/!i', '', $this_theme['Stylesheet Dir']);
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break;
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}
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}
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unset($themes);
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if ( empty($theme_directory) )
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return new WP_Error('theme_non_existant', __('Theme does not exist.'));
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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'), $wp_filesystem->errors);
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//Get the base plugin folder
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$themes_dir = $wp_filesystem->wp_themes_dir();
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if ( empty($themes_dir) )
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return new WP_Error('fs_no_themes_dir', __('Unable to locate WordPress Theme 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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$themes_dir = trailingslashit( $themes_dir );
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$content_dir = trailingslashit( $content_dir );
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if ( empty($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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apply_filters('update_feedback', sprintf(__('Downloading update from %s'), $r['package']));
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$download_file = download_url($r['package']);
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if ( is_wp_error($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 = $content_dir . 'upgrade/' . basename($theme_directory);
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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 $result;
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}
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//TODO: Is theme currently active? If so, set default theme
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/*
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if ( is_plugin_active($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($plugin, true);
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}*/
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// Remove the existing plugin.
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apply_filters('update_feedback', __('Removing the old version of the theme'));
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$deleted = $wp_filesystem->delete($themes_dir . $theme_directory, true);
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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, $themes_dir);
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if ( is_wp_error($result) ) {
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$wp_filesystem->delete($working_dir, true);
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return $result;
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}
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//Get a list of the directories in the working directory before we delete it, We need to know the new folder for the plugin
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//$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_themes');
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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 . '/' . $pluginfiles[0];*/
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}
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function wp_update_core($current, $feedback = '') {
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global $wp_filesystem;
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@set_time_limit( 300 );
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if ( !empty($feedback) )
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add_filter('update_feedback', $feedback);
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// Is an update available?
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if ( !isset( $current->response ) || $current->response == 'latest' )
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return new WP_Error('up_to_date', __('WordPress 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'), $wp_filesystem->errors);
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// Get the base WP folder
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$wp_dir = $wp_filesystem->abspath();
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if ( empty($wp_dir) )
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return new WP_Error('fs_no_wp_dir', __('Unable to locate WordPress 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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$wp_dir = trailingslashit( $wp_dir );
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$content_dir = trailingslashit( $content_dir );
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// Get the URL to the zip file
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$package = $current->package;
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// Download the 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/core';
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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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}
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apply_filters('update_feedback', __('Unpacking the core 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 $result;
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}
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// Copy update-core.php from the new version into place.
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if ( !$wp_filesystem->copy($working_dir . '/wordpress/wp-admin/includes/update-core.php', $wp_dir . 'wp-admin/includes/update-core.php', true) ) {
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$wp_filesystem->delete($working_dir, true);
|
|
return new WP_Error('copy_failed', __('Could not copy files'));
|
|
}
|
|
$wp_filesystem->chmod($wp_dir . 'wp-admin/includes/update-core.php', 0644);
|
|
|
|
require(ABSPATH . 'wp-admin/includes/update-core.php');
|
|
|
|
return update_core($working_dir, $wp_dir);
|
|
}
|
|
|
|
function maintenance_nag() {
|
|
global $upgrading;
|
|
if ( ! isset( $upgrading ) )
|
|
return false;
|
|
|
|
if ( current_user_can('manage_options') )
|
|
$msg = sprintf( __('An automated WordPress update has failed to complete - <a href="%s">please attempt the update again now</a>.'), 'update-core.php' );
|
|
else
|
|
$msg = __('An automated WordPress update has failed to complete! Please notify the site administrator.');
|
|
|
|
echo "<div id='update-nag'>$msg</div>";
|
|
}
|
|
add_action( 'admin_notices', 'maintenance_nag' );
|
|
|
|
?>
|