3 * WordPress Administration Update API
6 * @subpackage Administration
9 // The admin side of our 1.1 update system
12 * Selects the first update version from the update_core option
14 * @return object the response from the API
16 function get_preferred_from_update_core() {
17 $updates = get_core_updates();
18 if ( !is_array( $updates ) )
20 if ( empty( $updates ) )
21 return (object)array('response' => 'latest');
26 * Get available core updates
28 * @param array $options Set $options['dismissed'] to true to show dismissed upgrades too,
29 * set $options['available'] to false to skip not-dismissed updates.
30 * @return array Array of the update objects
32 function get_core_updates( $options = array() ) {
33 $options = array_merge( array('available' => true, 'dismissed' => false ), $options );
34 $dismissed = get_site_option( 'dismissed_update_core' );
35 if ( !is_array( $dismissed ) ) $dismissed = array();
36 $from_api = get_site_transient( 'update_core' );
37 if ( empty($from_api) )
39 if ( !isset( $from_api->updates ) || !is_array( $from_api->updates ) ) return false;
40 $updates = $from_api->updates;
41 if ( !is_array( $updates ) ) return false;
43 foreach($updates as $update) {
44 if ( array_key_exists( $update->current.'|'.$update->locale, $dismissed ) ) {
45 if ( $options['dismissed'] ) {
46 $update->dismissed = true;
50 if ( $options['available'] ) {
51 $update->dismissed = false;
59 function dismiss_core_update( $update ) {
60 $dismissed = get_site_option( 'dismissed_update_core' );
61 $dismissed[ $update->current.'|'.$update->locale ] = true;
62 return update_site_option( 'dismissed_update_core', $dismissed );
65 function undismiss_core_update( $version, $locale ) {
66 $dismissed = get_site_option( 'dismissed_update_core' );
67 $key = $version.'|'.$locale;
68 if ( !isset( $dismissed[$key] ) ) return false;
69 unset( $dismissed[$key] );
70 return update_site_option( 'dismissed_update_core', $dismissed );
73 function find_core_update( $version, $locale ) {
74 $from_api = get_site_transient( 'update_core' );
75 if ( !is_array( $from_api->updates ) ) return false;
76 $updates = $from_api->updates;
77 foreach($updates as $update) {
78 if ( $update->current == $version && $update->locale == $locale )
84 function core_update_footer( $msg = '' ) {
85 if ( !current_user_can('update_core') )
86 return sprintf( __( 'Version %s' ), $GLOBALS['wp_version'] );
88 $cur = get_preferred_from_update_core();
89 if ( ! isset( $cur->current ) )
92 if ( ! isset( $cur->url ) )
95 if ( ! isset( $cur->response ) )
98 switch ( $cur->response ) {
100 return sprintf( __( 'You are using a development version (%1$s). Cool! Please <a href="%2$s">stay updated</a>.' ), $GLOBALS['wp_version'], network_admin_url( 'update-core.php' ) );
104 return sprintf( '<strong>'.__( '<a href="%1$s">Get Version %2$s</a>' ).'</strong>', network_admin_url( 'update-core.php' ), $cur->current);
109 return sprintf( __( 'Version %s' ), $GLOBALS['wp_version'] );
113 add_filter( 'update_footer', 'core_update_footer' );
115 function update_nag() {
116 if ( is_multisite() && !current_user_can('update_core') )
121 if ( 'update-core.php' == $pagenow )
124 $cur = get_preferred_from_update_core();
126 if ( ! isset( $cur->response ) || $cur->response != 'upgrade' )
129 if ( current_user_can('update_core') ) {
130 $msg = sprintf( __('<a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> is available! <a href="%2$s">Please update now</a>.'), $cur->current, network_admin_url( 'update-core.php' ) );
132 $msg = sprintf( __('<a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> is available! Please notify the site administrator.'), $cur->current );
134 echo "<div class='update-nag'>$msg</div>";
136 add_action( 'admin_notices', 'update_nag', 3 );
138 // Called directly from dashboard
139 function update_right_now_message() {
140 $msg = sprintf( __('You are using <span class="b">WordPress %s</span>.'), $GLOBALS['wp_version'] );
142 if ( current_user_can('update_core') ) {
143 $cur = get_preferred_from_update_core();
145 if ( isset( $cur->response ) && $cur->response == 'upgrade' )
146 $msg .= " <a href='" . network_admin_url( 'update-core.php' ) . "' class='button'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';
149 echo "<span id='wp-version-message'>$msg</span>";
152 function get_plugin_updates() {
153 $all_plugins = get_plugins();
154 $upgrade_plugins = array();
155 $current = get_site_transient( 'update_plugins' );
156 foreach ( (array)$all_plugins as $plugin_file => $plugin_data) {
157 if ( isset( $current->response[ $plugin_file ] ) ) {
158 $upgrade_plugins[ $plugin_file ] = (object) $plugin_data;
159 $upgrade_plugins[ $plugin_file ]->update = $current->response[ $plugin_file ];
163 return $upgrade_plugins;
166 function wp_plugin_update_rows() {
167 if ( !current_user_can('update_plugins' ) )
170 $plugins = get_site_transient( 'update_plugins' );
171 if ( isset($plugins->response) && is_array($plugins->response) ) {
172 $plugins = array_keys( $plugins->response );
173 foreach( $plugins as $plugin_file ) {
174 add_action( "after_plugin_row_$plugin_file", 'wp_plugin_update_row', 10, 2 );
178 add_action( 'admin_init', 'wp_plugin_update_rows' );
180 function wp_plugin_update_row( $file, $plugin_data ) {
181 $current = get_site_transient( 'update_plugins' );
182 if ( !isset( $current->response[ $file ] ) )
185 $r = $current->response[ $file ];
187 $plugins_allowedtags = array('a' => array('href' => array(),'title' => array()),'abbr' => array('title' => array()),'acronym' => array('title' => array()),'code' => array(),'em' => array(),'strong' => array());
188 $plugin_name = wp_kses( $plugin_data['Name'], $plugins_allowedtags );
190 $details_url = self_admin_url('plugin-install.php?tab=plugin-information&plugin=' . $r->slug . '§ion=changelog&TB_iframe=true&width=600&height=800');
192 $wp_list_table = _get_list_table('WP_Plugins_List_Table');
194 if ( is_network_admin() || !is_multisite() ) {
195 echo '<tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange"><div class="update-message">';
197 if ( ! current_user_can('update_plugins') )
198 printf( __('There is a new version of %1$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), $r->new_version );
199 else if ( empty($r->package) )
200 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), $r->new_version );
202 printf( __('There is a new version of %1$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_' . $file) );
204 do_action( "in_plugin_update_message-$file", $plugin_data, $r );
206 echo '</div></td></tr>';
210 function wp_update_plugin($plugin, $feedback = '') {
211 if ( !empty($feedback) )
212 add_filter('update_feedback', $feedback);
214 include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
215 $upgrader = new Plugin_Upgrader();
216 return $upgrader->upgrade($plugin);
219 function get_theme_updates() {
220 $themes = wp_get_themes();
221 $current = get_site_transient('update_themes');
223 if ( ! isset( $current->response ) )
226 $update_themes = array();
227 foreach ( $current->response as $stylesheet => $data ) {
228 $update_themes[ $stylesheet ] = wp_get_theme( $stylesheet );
229 $update_themes[ $stylesheet ]->update = $data;
232 return $update_themes;
235 function wp_update_theme($theme, $feedback = '') {
236 if ( !empty($feedback) )
237 add_filter('update_feedback', $feedback);
239 include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
240 $upgrader = new Theme_Upgrader();
241 return $upgrader->upgrade($theme);
244 function wp_theme_update_rows() {
245 if ( !current_user_can('update_themes' ) )
248 $themes = get_site_transient( 'update_themes' );
249 if ( isset($themes->response) && is_array($themes->response) ) {
250 $themes = array_keys( $themes->response );
252 foreach( $themes as $theme ) {
253 add_action( "after_theme_row_$theme", 'wp_theme_update_row', 10, 2 );
257 add_action( 'admin_init', 'wp_theme_update_rows' );
259 function wp_theme_update_row( $theme_key, $theme ) {
260 $current = get_site_transient( 'update_themes' );
261 if ( !isset( $current->response[ $theme_key ] ) )
263 $r = $current->response[ $theme_key ];
264 $themes_allowedtags = array('a' => array('href' => array(),'title' => array()),'abbr' => array('title' => array()),'acronym' => array('title' => array()),'code' => array(),'em' => array(),'strong' => array());
265 $theme_name = wp_kses( $theme['Name'], $themes_allowedtags );
267 $details_url = add_query_arg( array( 'TB_iframe' => 'true', 'width' => 1024, 'height' => 800 ), $current->response[ $theme_key ]['url'] );
269 $wp_list_table = _get_list_table('WP_MS_Themes_List_Table');
271 echo '<tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange"><div class="update-message">';
272 if ( ! current_user_can('update_themes') )
273 printf( __('There is a new version of %1$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 );
274 else if ( empty( $r['package'] ) )
275 printf( __('There is a new version of %1$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']), $r['new_version'] );
277 printf( __('There is a new version of %1$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_' . $theme_key) );
279 do_action( "in_theme_update_message-$theme_key", $theme, $r );
281 echo '</div></td></tr>';
284 function wp_update_core($current, $feedback = '') {
285 if ( !empty($feedback) )
286 add_filter('update_feedback', $feedback);
288 include ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
289 $upgrader = new Core_Upgrader();
290 return $upgrader->upgrade($current);
294 function maintenance_nag() {
296 if ( ! isset( $upgrading ) )
299 if ( current_user_can('update_core') )
300 $msg = sprintf( __('An automated WordPress update has failed to complete - <a href="%s">please attempt the update again now</a>.'), 'update-core.php' );
302 $msg = __('An automated WordPress update has failed to complete! Please notify the site administrator.');
304 echo "<div class='update-nag'>$msg</div>";
306 add_action( 'admin_notices', 'maintenance_nag' );