wp-admin/update.php

   1 <?php
   2 /**
   3  * Update/Install Plugin/Theme administration panel.
   4  *
   5  * @package WordPress
   6  * @subpackage Administration
   7  */
   8
   9 /** WordPress Administration Bootstrap */
  10 require_once('admin.php');
  11
  12 include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
  13
  14 if ( isset($_GET['action']) ) {
  15         $plugin = isset($_REQUEST['plugin']) ? trim($_REQUEST['plugin']) : '';
  16         $theme = isset($_REQUEST['theme']) ? urldecode($_REQUEST['theme']) : '';
  17         $action = isset($_REQUEST['action']) ? $_REQUEST['action'] : '';
  18
  19         if ( 'upgrade-plugin' == $action ) {
  20                 if ( ! current_user_can('update_plugins') )
  21                         wp_die(__('You do not have sufficient permissions to update plugins for this blog.'));
  22
  23                 check_admin_referer('upgrade-plugin_' . $plugin);
  24
  25                 $title = __('Upgrade Plugin');
  26                 $parent_file = 'plugins.php';
  27                 $submenu_file = 'plugins.php';
  28                 require_once('admin-header.php');
  29
  30                 $nonce = 'upgrade-plugin_' . $plugin;
  31                 $url = 'update.php?action=upgrade-plugin&plugin=' . $plugin;
  32
  33                 $upgrader = new Plugin_Upgrader( new Plugin_Upgrader_Skin( compact('title', 'nonce', 'url', 'plugin') ) );
  34                 $upgrader->upgrade($plugin);
  35
  36                 include('admin-footer.php');
  37
  38         } elseif ('activate-plugin' == $action ) {
  39                 if ( ! current_user_can('update_plugins') )
  40                         wp_die(__('You do not have sufficient permissions to update plugins for this blog.'));
  41
  42                 check_admin_referer('activate-plugin_' . $plugin);
  43                 if( ! isset($_GET['failure']) && ! isset($_GET['success']) ) {
  44                         wp_redirect( 'update.php?action=activate-plugin&failure=true&plugin=' . $plugin . '&_wpnonce=' . $_GET['_wpnonce'] );
  45                         activate_plugin($plugin);
  46                         wp_redirect( 'update.php?action=activate-plugin&success=true&plugin=' . $plugin . '&_wpnonce=' . $_GET['_wpnonce'] );
  47                         die();
  48                 }
  49                 iframe_header( __('Plugin Reactivation'), true );
  50                 if( isset($_GET['success']) )
  51                         echo '<p>' . __('Plugin reactivated successfully.') . '</p>';
  52
  53                 if( isset($_GET['failure']) ){
  54                         echo '<p>' . __('Plugin failed to reactivate due to a fatal error.') . '</p>';
  55
  56                         if ( defined('E_RECOVERABLE_ERROR') )
  57                                 error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
  58                         else
  59                                 error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
  60
  61                         @ini_set('display_errors', true); //Ensure that Fatal errors are displayed.
  62                         include(WP_PLUGIN_DIR . '/' . $plugin);
  63                 }
  64                 iframe_footer();
  65         } elseif ( 'install-plugin' == $action ) {
  66
  67                 if ( ! current_user_can('install_plugins') )
  68                         wp_die(__('You do not have sufficient permissions to install plugins for this blog.'));
  69
  70                 include_once ABSPATH . 'wp-admin/includes/plugin-install.php'; //for plugins_api..
  71
  72                 check_admin_referer('install-plugin_' . $plugin);
  73                 $api = plugins_api('plugin_information', array('slug' => $plugin, 'fields' => array('sections' => false) ) ); //Save on a bit of bandwidth.
  74
  75                 if ( is_wp_error($api) )
  76                         wp_die($api);
  77
  78                 $title = __('Plugin Install');
  79                 $parent_file = 'plugins.php';
  80                 $submenu_file = 'plugin-install.php';
  81                 require_once('admin-header.php');
  82
  83                 $title = sprintf( __('Installing Plugin: %s'), $api->name . ' ' . $api->version );
  84                 $nonce = 'install-plugin_' . $plugin;
  85                 $url = 'update.php?action=install-plugin&plugin=' . $plugin;
  86                 $type = 'web'; //Install plugin type, From Web or an Upload.
  87
  88                 $upgrader = new Plugin_Upgrader( new Plugin_Installer_Skin( compact('title', 'url', 'nonce', 'plugin', 'api') ) );
  89                 $upgrader->install($api->download_link);
  90
  91                 include('admin-footer.php');
  92
  93         } elseif ( 'upload-plugin' == $action ) {
  94
  95                 if ( ! current_user_can('install_plugins') )
  96                         wp_die(__('You do not have sufficient permissions to install plugins for this blog.'));
  97
  98                 check_admin_referer('plugin-upload');
  99
 100                 $file_upload = new File_Upload_Upgrader('pluginzip', 'package');
 101
 102                 $title = __('Upload Plugin');
 103                 $parent_file = 'plugins.php';
 104                 $submenu_file = 'plugin-install.php';
 105                 require_once('admin-header.php');
 106
 107                 $title = sprintf( __('Installing Plugin from uploaded file: %s'), basename( $file_upload->filename ) );
 108                 $nonce = 'plugin-upload';
 109                 $url = add_query_arg(array('package' => $file_upload->filename ), 'update.php?action=upload-plugin');
 110                 $type = 'upload'; //Install plugin type, From Web or an Upload.
 111
 112                 $upgrader = new Plugin_Upgrader( new Plugin_Installer_Skin( compact('type', 'title', 'nonce', 'url') ) );
 113                 $upgrader->install( $file_upload->package );
 114
 115                 include('admin-footer.php');
 116
 117         } elseif ( 'upgrade-theme' == $action ) {
 118
 119                 if ( ! current_user_can('update_themes') )
 120                         wp_die(__('You do not have sufficient permissions to update themes for this blog.'));
 121
 122                 check_admin_referer('upgrade-theme_' . $theme);
 123
 124                 add_thickbox();
 125                 wp_enqueue_script('theme-preview');
 126                 $title = __('Upgrade Theme');
 127                 $parent_file = 'themes.php';
 128                 $submenu_file = 'themes.php';
 129                 require_once('admin-header.php');
 130
 131                 $nonce = 'upgrade-theme_' . $theme;
 132                 $url = 'update.php?action=upgrade-theme&theme=' . $theme;
 133
 134                 $upgrader = new Theme_Upgrader( new Theme_Upgrader_Skin( compact('title', 'nonce', 'url', 'theme') ) );
 135                 $upgrader->upgrade($theme);
 136
 137                 include('admin-footer.php');
 138
 139         } elseif ( 'install-theme' == $action ) {
 140
 141                 if ( ! current_user_can('install_themes') )
 142                         wp_die(__('You do not have sufficient permissions to install themes for this blog.'));
 143
 144                 include_once ABSPATH . 'wp-admin/includes/theme-install.php'; //for themes_api..
 145
 146                 check_admin_referer('install-theme_' . $theme);
 147                 $api = themes_api('theme_information', array('slug' => $theme, 'fields' => array('sections' => false) ) ); //Save on a bit of bandwidth.
 148
 149                 if ( is_wp_error($api) )
 150                         wp_die($api);
 151
 152                 add_thickbox();
 153                 wp_enqueue_script('theme-preview');
 154                 $title = __('Install Themes');
 155                 $parent_file = 'themes.php';
 156                 $submenu_file = 'theme-install.php';
 157                 require_once('admin-header.php');
 158
 159                 $title = sprintf( __('Installing theme: %s'), $api->name . ' ' . $api->version );
 160                 $nonce = 'install-theme_' . $theme;
 161                 $url = 'update.php?action=install-theme&theme=' . $theme;
 162                 $type = 'web'; //Install theme type, From Web or an Upload.
 163
 164                 $upgrader = new Theme_Upgrader( new Theme_Installer_Skin( compact('title', 'url', 'nonce', 'plugin', 'api') ) );
 165                 $upgrader->install($api->download_link);
 166
 167                 include('admin-footer.php');
 168
 169         } elseif ( 'upload-theme' == $action ) {
 170
 171                 if ( ! current_user_can('install_themes') )
 172                         wp_die(__('You do not have sufficient permissions to install themes for this blog.'));
 173
 174                 check_admin_referer('theme-upload');
 175
 176                 $file_upload = new File_Upload_Upgrader('themezip', 'package');
 177
 178                 $title = __('Upload Theme');
 179                 $parent_file = 'themes.php';
 180                 $submenu_file = 'theme-install.php';
 181                 add_thickbox();
 182                 wp_enqueue_script('theme-preview');
 183                 require_once('admin-header.php');
 184
 185                 $title = sprintf( __('Installing Theme from uploaded file: %s'), basename( $file_upload->filename ) );
 186                 $nonce = 'theme-upload';
 187                 $url = add_query_arg(array('package' => $file_upload->filename), 'update.php?action=upload-theme');
 188                 $type = 'upload'; //Install plugin type, From Web or an Upload.
 189
 190                 $upgrader = new Theme_Upgrader( new Theme_Installer_Skin( compact('type', 'title', 'nonce', 'url') ) );
 191                 $upgrader->install( $file_upload->package );
 192
 193                 include('admin-footer.php');
 194
 195         } else {
 196                 do_action('update-custom_' . $action);
 197         }
 198 }