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   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  }