<?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-dimissed 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 ( is_multisite() && !current_user_can('update_core') ) return false; 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 = ''; if ( ! isset( $cur->url ) ) $cur->url = ''; if ( ! isset( $cur->response ) ) $cur->response = ''; switch ( $cur->response ) { case 'development' : return sprintf( __( 'You are using a development version (%1$s). Cool! Please <a href="%2$s">stay updated</a>.' ), $GLOBALS['wp_version'], 'update-core.php'); break; case 'upgrade' : return sprintf( '<strong>'.__( '<a href="%1$s">Get Version %2$s</a>' ).'</strong>', 'update-core.php', $cur->current); break; case 'latest' : default : return sprintf( __( 'Version %s' ), $GLOBALS['wp_version'] ); break; } } add_filter( 'update_footer', 'core_update_footer' ); function update_nag() { 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('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, '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.'), $cur->current ); echo "<div id='update-nag'>$msg</div>"; } add_action( 'admin_notices', 'update_nag', 3 ); // Called directly from dashboard function update_right_now_message() { if ( is_multisite() && !current_user_can('update_core') ) return false; $cur = get_preferred_from_update_core(); $msg = sprintf( __('You are using <span class="b">WordPress %s</span>.'), $GLOBALS['wp_version'] ); if ( isset( $cur->response ) && $cur->response == 'upgrade' && current_user_can('update_core') ) $msg .= " <a href='update-core.php' class='button'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>'; echo "<span id='wp-version-message'>$msg</span>"; } 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 ]; } } return $upgrade_plugins; } function wp_plugin_update_rows() { if ( !current_user_can('update_plugins' ) ) return; $plugins = get_site_transient( 'update_plugins' ); if ( isset($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 ); } } } add_action( 'admin_init', 'wp_plugin_update_rows' ); function wp_plugin_update_row( $file, $plugin_data ) { $current = get_site_transient( 'update_plugins' ); if ( !isset( $current->response[ $file ] ) ) return false; $r = $current->response[ $file ]; $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 ); $details_url = admin_url('plugin-install.php?tab=plugin-information&plugin=' . $r->slug . '&TB_iframe=true&width=600&height=800'); echo '<tr class="plugin-update-tr"><td colspan="3" class="plugin-update"><div class="update-message">'; if ( ! current_user_can('update_plugins') ) printf( __('There is a new version of %1$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 upgrade 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">upgrade automatically</a>.'), $plugin_name, esc_url($details_url), esc_attr($plugin_name), $r->new_version, wp_nonce_url('update.php?action=upgrade-plugin&plugin=' . $file, 'upgrade-plugin_' . $file) ); do_action( "in_plugin_update_message-$file", $plugin_data, $r ); echo '</div></td></tr>'; } function wp_update_plugin($plugin, $feedback = '') { if ( !empty($feedback) ) add_filter('update_feedback', $feedback); include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; $upgrader = new Plugin_Upgrader(); return $upgrader->upgrade($plugin); } function get_theme_updates() { $themes = get_themes(); $current = get_site_transient('update_themes'); $update_themes = array(); foreach ( $themes as $theme ) { $theme = (object) $theme; if ( isset($current->response[ $theme->Stylesheet ]) ) { $update_themes[$theme->Stylesheet] = $theme; $update_themes[$theme->Stylesheet]->update = $current->response[ $theme->Stylesheet ]; } } return $update_themes; } function wp_update_theme($theme, $feedback = '') { if ( !empty($feedback) ) add_filter('update_feedback', $feedback); include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; $upgrader = new Theme_Upgrader(); return $upgrader->upgrade($theme); } function wp_update_core($current, $feedback = '') { if ( !empty($feedback) ) add_filter('update_feedback', $feedback); include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; $upgrader = new Core_Upgrader(); return $upgrader->upgrade($current); } 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 $msg = __('An automated WordPress update has failed to complete! Please notify the site administrator.'); echo "<div id='update-nag'>$msg</div>"; } add_action( 'admin_notices', 'maintenance_nag' ); ?>