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/wp-admin/ -> update-core.php (source)

   1  <?php
   2  /**
   3   * Update Core administration panel.
   4   *
   5   * @package WordPress
   6   * @subpackage Administration
   7   */
   8  
   9  /** WordPress Administration Bootstrap */
  10  require_once( dirname( __FILE__ ) . '/admin.php' );
  11  
  12  wp_enqueue_style( 'plugin-install' );
  13  wp_enqueue_script( 'plugin-install' );
  14  add_thickbox();
  15  
  16  if ( is_multisite() && ! is_network_admin() ) {
  17      wp_redirect( network_admin_url( 'update-core.php' ) );
  18      exit();
  19  }
  20  
  21  if ( ! current_user_can( 'update_core' ) && ! current_user_can( 'update_themes' ) && ! current_user_can( 'update_plugins' ) )
  22      wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
  23  
  24  function list_core_update( $update ) {
  25       global $wp_local_package, $wpdb, $wp_version;
  26        static $first_pass = true;
  27  
  28       if ( 'en_US' == $update->locale && 'en_US' == get_locale() )
  29           $version_string = $update->current;
  30       // If the only available update is a partial builds, it doesn't need a language-specific version string.
  31       elseif ( 'en_US' == $update->locale && $update->packages->partial && $wp_version == $update->partial_version && ( $updates = get_core_updates() ) && 1 == count( $updates ) )
  32           $version_string = $update->current;
  33       else
  34           $version_string = sprintf( "%s&ndash;<strong>%s</strong>", $update->current, $update->locale );
  35  
  36      $current = false;
  37      if ( !isset($update->response) || 'latest' == $update->response )
  38          $current = true;
  39      $submit = __('Update Now');
  40      $form_action = 'update-core.php?action=do-core-upgrade';
  41      $php_version    = phpversion();
  42      $mysql_version  = $wpdb->db_version();
  43      $show_buttons = true;
  44      if ( 'development' == $update->response ) {
  45          $message = __('You are using a development version of WordPress. You can update to the latest nightly build automatically or download the nightly build and install it manually:');
  46          $download = __('Download nightly build');
  47      } else {
  48          if ( $current ) {
  49              $message = sprintf( __( 'If you need to re-install version %s, you can do so here or download the package and re-install manually:' ), $version_string );
  50              $submit = __('Re-install Now');
  51              $form_action = 'update-core.php?action=do-core-reinstall';
  52          } else {
  53              $php_compat     = version_compare( $php_version, $update->php_version, '>=' );
  54              if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) )
  55                  $mysql_compat = true;
  56              else
  57                  $mysql_compat = version_compare( $mysql_version, $update->mysql_version, '>=' );
  58  
  59              if ( !$mysql_compat && !$php_compat )
  60                  $message = sprintf( __('You cannot update because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.'), $update->current, $update->php_version, $update->mysql_version, $php_version, $mysql_version );
  61              elseif ( !$php_compat )
  62                  $message = sprintf( __('You cannot update because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires PHP version %2$s or higher. You are running version %3$s.'), $update->current, $update->php_version, $php_version );
  63              elseif ( !$mysql_compat )
  64                  $message = sprintf( __('You cannot update because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires MySQL version %2$s or higher. You are running version %3$s.'), $update->current, $update->mysql_version, $mysql_version );
  65              else
  66                  $message =     sprintf(__('You can update to <a href="http://codex.wordpress.org/Version_%1$s">WordPress %2$s</a> automatically or download the package and install it manually:'), $update->current, $version_string);
  67              if ( !$mysql_compat || !$php_compat )
  68                  $show_buttons = false;
  69          }
  70          $download = sprintf(__('Download %s'), $version_string);
  71      }
  72  
  73      echo '<p>';
  74      echo $message;
  75      echo '</p>';
  76      echo '<form method="post" action="' . $form_action . '" name="upgrade" class="upgrade">';
  77      wp_nonce_field('upgrade-core');
  78      echo '<p>';
  79      echo '<input name="version" value="'. esc_attr($update->current) .'" type="hidden"/>';
  80      echo '<input name="locale" value="'. esc_attr($update->locale) .'" type="hidden"/>';
  81      if ( $show_buttons ) {
  82          if ( $first_pass ) {
  83              submit_button( $submit, $current ? 'button' : 'primary regular', 'upgrade', false );
  84              $first_pass = false;
  85          } else {
  86              submit_button( $submit, 'button', 'upgrade', false );
  87          }
  88          echo '&nbsp;<a href="' . esc_url( $update->download ) . '" class="button">' . $download . '</a>&nbsp;';
  89      }
  90      if ( 'en_US' != $update->locale )
  91          if ( !isset( $update->dismissed ) || !$update->dismissed )
  92              submit_button( __('Hide this update'), 'button', 'dismiss', false );
  93          else
  94              submit_button( __('Bring back this update'), 'button', 'undismiss', false );
  95      echo '</p>';
  96      if ( 'en_US' != $update->locale && ( !isset($wp_local_package) || $wp_local_package != $update->locale ) )
  97          echo '<p class="hint">'.__('This localized version contains both the translation and various other localization fixes. You can skip upgrading if you want to keep your current translation.').'</p>';
  98      // Partial builds don't need language-specific warnings.
  99      elseif ( 'en_US' == $update->locale && get_locale() != 'en_US' && ( ! $update->packages->partial && $wp_version == $update->partial_version ) ) {
 100          echo '<p class="hint">'.sprintf( __('You are about to install WordPress %s <strong>in English (US).</strong> There is a chance this update will break your translation. You may prefer to wait for the localized version to be released.'), $update->response != 'development' ? $update->current : '' ).'</p>';
 101      }
 102      echo '</form>';
 103  
 104  }
 105  
 106  function dismissed_updates() {
 107      $dismissed = get_core_updates( array( 'dismissed' => true, 'available' => false ) );
 108      if ( $dismissed ) {
 109  
 110          $show_text = esc_js(__('Show hidden updates'));
 111          $hide_text = esc_js(__('Hide hidden updates'));
 112      ?>
 113      <script type="text/javascript">
 114  
 115          jQuery(function($) {
 116              $('dismissed-updates').show();
 117              $('#show-dismissed').toggle(function(){$(this).text('<?php echo $hide_text; ?>');}, function() {$(this).text('<?php echo $show_text; ?>')});
 118              $('#show-dismissed').click(function() { $('#dismissed-updates').toggle('slow');});
 119          });
 120      </script>
 121      <?php
 122          echo '<p class="hide-if-no-js"><a id="show-dismissed" href="#">'.__('Show hidden updates').'</a></p>';
 123          echo '<ul id="dismissed-updates" class="core-updates dismissed">';
 124          foreach( (array) $dismissed as $update) {
 125              echo '<li>';
 126              list_core_update( $update );
 127              echo '</li>';
 128          }
 129          echo '</ul>';
 130      }
 131  }
 132  
 133  /**
 134   * Display upgrade WordPress for downloading latest or upgrading automatically form.
 135   *
 136   * @since 2.7
 137   *
 138   * @return null
 139   */
 140  function core_upgrade_preamble() {
 141      global $wp_version, $required_php_version, $required_mysql_version;
 142  
 143      $updates = get_core_updates();
 144  
 145      if ( !isset($updates[0]->response) || 'latest' == $updates[0]->response ) {
 146          echo '<h3>';
 147          _e('You have the latest version of WordPress.');
 148  
 149          if ( wp_http_supports( array( 'ssl' ) ) ) {
 150              require_once  ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
 151              $upgrader = new WP_Automatic_Updater;
 152              $future_minor_update = (object) array(
 153                  'current'       => $wp_version . '.1.next.minor',
 154                  'version'       => $wp_version . '.1.next.minor',
 155                  'php_version'   => $required_php_version,
 156                  'mysql_version' => $required_mysql_version,
 157              );
 158              $should_auto_update = $upgrader->should_update( 'core', $future_minor_update, ABSPATH );
 159              if ( $should_auto_update )
 160                  echo ' ' . __( 'Future security updates will be applied automatically.' );
 161          }
 162          echo '</h3>';
 163      } else {
 164          echo '<div class="updated inline"><p>';
 165          _e('<strong>Important:</strong> before updating, please <a href="http://codex.wordpress.org/WordPress_Backups">back up your database and files</a>. For help with updates, visit the <a href="http://codex.wordpress.org/Updating_WordPress">Updating WordPress</a> Codex page.');
 166          echo '</p></div>';
 167  
 168          echo '<h3 class="response">';
 169          _e( 'An updated version of WordPress is available.' );
 170          echo '</h3>';
 171      }
 172  
 173      if ( isset( $updates[0] ) && $updates[0]->response == 'development' ) {
 174          require_once  ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
 175          $upgrader = new WP_Automatic_Updater;
 176          if ( wp_http_supports( 'ssl' ) && $upgrader->should_update( 'core', $updates[0], ABSPATH ) )
 177              echo '<div class="updated inline"><p><strong>BETA TESTERS:</strong> This site is set up to install updates of future beta versions automatically.</p></div>';
 178      }
 179  
 180      echo '<ul class="core-updates">';
 181      $alternate = true;
 182      foreach( (array) $updates as $update ) {
 183          echo '<li>';
 184          list_core_update( $update );
 185          echo '</li>';
 186      }
 187      echo '</ul>';
 188      // Don't show the maintenance mode notice when we are only showing a single re-install option.
 189      if ( $updates && ( count( $updates ) > 1 || $updates[0]->response != 'latest' ) ) {
 190          echo '<p>' . __( 'While your site is being updated, it will be in maintenance mode. As soon as your updates are complete, your site will return to normal.' ) . '</p>';
 191      } elseif ( ! $updates ) {
 192          list( $normalized_version ) = explode( '-', $wp_version );
 193          echo '<p>' . sprintf( __( '<a href="%s">Learn more about WordPress %s</a>.' ), esc_url( self_admin_url( 'about.php' ) ), $normalized_version ) . '</p>';
 194      }
 195      dismissed_updates();
 196  }
 197  
 198  function list_plugin_updates() {
 199      global $wp_version;
 200  
 201      $cur_wp_version = preg_replace('/-.*$/', '', $wp_version);
 202  
 203      require_once (ABSPATH . 'wp-admin/includes/plugin-install.php');
 204      $plugins = get_plugin_updates();
 205      if ( empty( $plugins ) ) {
 206          echo '<h3>' . __( 'Plugins' ) . '</h3>';
 207          echo '<p>' . __( 'Your plugins are all up to date.' ) . '</p>';
 208          return;
 209      }
 210      $form_action = 'update-core.php?action=do-plugin-upgrade';
 211  
 212      $core_updates = get_core_updates();
 213      if ( !isset($core_updates[0]->response) || 'latest' == $core_updates[0]->response || 'development' == $core_updates[0]->response || version_compare( $core_updates[0]->current, $cur_wp_version, '=') )
 214          $core_update_version = false;
 215      else
 216          $core_update_version = $core_updates[0]->current;
 217      ?>
 218  <h3><?php _e( 'Plugins' ); ?></h3>
 219  <p><?php _e( 'The following plugins have new versions available. Check the ones you want to update and then click &#8220;Update Plugins&#8221;.' ); ?></p>
 220  <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-plugins" class="upgrade">
 221  <?php wp_nonce_field('upgrade-core'); ?>
 222  <p><input id="upgrade-plugins" class="button" type="submit" value="<?php esc_attr_e('Update Plugins'); ?>" name="upgrade" /></p>
 223  <table class="widefat" cellspacing="0" id="update-plugins-table">
 224      <thead>
 225      <tr>
 226          <th scope="col" class="manage-column check-column"><input type="checkbox" id="plugins-select-all" /></th>
 227          <th scope="col" class="manage-column"><label for="plugins-select-all"><?php _e('Select All'); ?></label></th>
 228      </tr>
 229      </thead>
 230  
 231      <tfoot>
 232      <tr>
 233          <th scope="col" class="manage-column check-column"><input type="checkbox" id="plugins-select-all-2" /></th>
 234          <th scope="col" class="manage-column"><label for="plugins-select-all-2"><?php _e('Select All'); ?></label></th>
 235      </tr>
 236      </tfoot>
 237      <tbody class="plugins">
 238  <?php
 239      foreach ( (array) $plugins as $plugin_file => $plugin_data) {
 240          $info = plugins_api('plugin_information', array('slug' => $plugin_data->update->slug ));
 241          // Get plugin compat for running version of WordPress.
 242          if ( isset($info->tested) && version_compare($info->tested, $cur_wp_version, '>=') ) {
 243              $compat = '<br />' . sprintf(__('Compatibility with WordPress %1$s: 100%% (according to its author)'), $cur_wp_version);
 244          } elseif ( isset($info->compatibility[$cur_wp_version][$plugin_data->update->new_version]) ) {
 245              $compat = $info->compatibility[$cur_wp_version][$plugin_data->update->new_version];
 246              $compat = '<br />' . sprintf(__('Compatibility with WordPress %1$s: %2$d%% (%3$d "works" votes out of %4$d total)'), $cur_wp_version, $compat[0], $compat[2], $compat[1]);
 247          } else {
 248              $compat = '<br />' . sprintf(__('Compatibility with WordPress %1$s: Unknown'), $cur_wp_version);
 249          }
 250          // Get plugin compat for updated version of WordPress.
 251          if ( $core_update_version ) {
 252              if ( isset($info->compatibility[$core_update_version][$plugin_data->update->new_version]) ) {
 253                  $update_compat = $info->compatibility[$core_update_version][$plugin_data->update->new_version];
 254                  $compat .= '<br />' . sprintf(__('Compatibility with WordPress %1$s: %2$d%% (%3$d "works" votes out of %4$d total)'), $core_update_version, $update_compat[0], $update_compat[2], $update_compat[1]);
 255              } else {
 256                  $compat .= '<br />' . sprintf(__('Compatibility with WordPress %1$s: Unknown'), $core_update_version);
 257              }
 258          }
 259          // Get the upgrade notice for the new plugin version.
 260          if ( isset($plugin_data->update->upgrade_notice) ) {
 261              $upgrade_notice = '<br />' . strip_tags($plugin_data->update->upgrade_notice);
 262          } else {
 263              $upgrade_notice = '';
 264          }
 265  
 266          $details_url = self_admin_url('plugin-install.php?tab=plugin-information&plugin=' . $plugin_data->update->slug . '&section=changelog&TB_iframe=true&width=640&height=662');
 267          $details_text = sprintf(__('View version %1$s details'), $plugin_data->update->new_version);
 268          $details = sprintf('<a href="%1$s" class="thickbox" title="%2$s">%3$s</a>.', esc_url($details_url), esc_attr($plugin_data->Name), $details_text);
 269  
 270          echo "
 271      <tr>
 272          <th scope='row' class='check-column'><input type='checkbox' name='checked[]' value='" . esc_attr($plugin_file) . "' /></th>
 273          <td><p><strong>{$plugin_data->Name}</strong><br />" . sprintf(__('You have version %1$s installed. Update to %2$s.'), $plugin_data->Version, $plugin_data->update->new_version) . ' ' . $details . $compat . $upgrade_notice . "</p></td>
 274      </tr>";
 275      }
 276  ?>
 277      </tbody>
 278  </table>
 279  <p><input id="upgrade-plugins-2" class="button" type="submit" value="<?php esc_attr_e('Update Plugins'); ?>" name="upgrade" /></p>
 280  </form>
 281  <?php
 282  }
 283  
 284  function list_theme_updates() {
 285      $themes = get_theme_updates();
 286      if ( empty( $themes ) ) {
 287          echo '<h3>' . __( 'Themes' ) . '</h3>';
 288          echo '<p>' . __( 'Your themes are all up to date.' ) . '</p>';
 289          return;
 290      }
 291  
 292      $form_action = 'update-core.php?action=do-theme-upgrade';
 293  
 294  ?>
 295  <h3><?php _e( 'Themes' ); ?></h3>
 296  <p><?php _e( 'The following themes have new versions available. Check the ones you want to update and then click &#8220;Update Themes&#8221;.' ); ?></p>
 297  <p><?php printf( __( '<strong>Please Note:</strong> Any customizations you have made to theme files will be lost. Please consider using <a href="%s">child themes</a> for modifications.' ), __( 'http://codex.wordpress.org/Child_Themes' ) ); ?></p>
 298  <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-themes" class="upgrade">
 299  <?php wp_nonce_field('upgrade-core'); ?>
 300  <p><input id="upgrade-themes" class="button" type="submit" value="<?php esc_attr_e('Update Themes'); ?>" name="upgrade" /></p>
 301  <table class="widefat" cellspacing="0" id="update-themes-table">
 302      <thead>
 303      <tr>
 304          <th scope="col" class="manage-column check-column"><input type="checkbox" id="themes-select-all" /></th>
 305          <th scope="col" class="manage-column"><label for="themes-select-all"><?php _e('Select All'); ?></label></th>
 306      </tr>
 307      </thead>
 308  
 309      <tfoot>
 310      <tr>
 311          <th scope="col" class="manage-column check-column"><input type="checkbox" id="themes-select-all-2" /></th>
 312          <th scope="col" class="manage-column"><label for="themes-select-all-2"><?php _e('Select All'); ?></label></th>
 313      </tr>
 314      </tfoot>
 315      <tbody class="plugins">
 316  <?php
 317      foreach ( $themes as $stylesheet => $theme ) {
 318          echo "
 319      <tr>
 320          <th scope='row' class='check-column'><input type='checkbox' name='checked[]' value='" . esc_attr( $stylesheet ) . "' /></th>
 321          <td class='plugin-title'><img src='" . esc_url( $theme->get_screenshot() ) . "' width='85' height='64' style='float:left; padding: 0 5px 5px' /><strong>" . $theme->display('Name') . '</strong> ' . sprintf( __( 'You have version %1$s installed. Update to %2$s.' ), $theme->display('Version'), $theme->update['new_version'] ) . "</td>
 322      </tr>";
 323      }
 324  ?>
 325      </tbody>
 326  </table>
 327  <p><input id="upgrade-themes-2" class="button" type="submit" value="<?php esc_attr_e('Update Themes'); ?>" name="upgrade" /></p>
 328  </form>
 329  <?php
 330  }
 331  
 332  function list_translation_updates() {
 333      $updates = wp_get_translation_updates();
 334      if ( ! $updates ) {
 335          if ( 'en_US' != get_locale() ) {
 336              echo '<h3>' . __( 'Translations' ) . '</h3>';
 337              echo '<p>' . __( 'Your translations are all up to date.' ) . '</p>';
 338          }
 339          return;
 340      }
 341  
 342      $form_action = 'update-core.php?action=do-translation-upgrade';
 343      ?>
 344      <h3><?php _e( 'Translations' ); ?></h3>
 345      <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-themes" class="upgrade">
 346          <p><?php _e( 'Some of your translations are out of date.' ); ?></p>
 347          <?php wp_nonce_field('upgrade-translations'); ?>
 348          <p><input class="button" type="submit" value="<?php esc_attr_e( 'Update Translations' ); ?>" name="upgrade" /></p>
 349      </form>
 350      <?php
 351  }
 352  
 353  /**
 354   * Upgrade WordPress core display.
 355   *
 356   * @since 2.7
 357   *
 358   * @return null
 359   */
 360  function do_core_upgrade( $reinstall = false ) {
 361      global $wp_filesystem;
 362  
 363      include_once  ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
 364  
 365      if ( $reinstall )
 366          $url = 'update-core.php?action=do-core-reinstall';
 367      else
 368          $url = 'update-core.php?action=do-core-upgrade';
 369      $url = wp_nonce_url($url, 'upgrade-core');
 370  
 371      $version = isset( $_POST['version'] )? $_POST['version'] : false;
 372      $locale = isset( $_POST['locale'] )? $_POST['locale'] : 'en_US';
 373      $update = find_core_update( $version, $locale );
 374      if ( !$update )
 375          return;
 376  
 377  ?>
 378      <div class="wrap">
 379      <h2><?php _e('Update WordPress'); ?></h2>
 380  <?php
 381  
 382      if ( false === ( $credentials = request_filesystem_credentials( $url, '', false, ABSPATH ) ) ) {
 383          echo '</div>';
 384          return;
 385      }
 386  
 387      if ( ! WP_Filesystem( $credentials, ABSPATH ) ) {
 388          // Failed to connect, Error and request again
 389          request_filesystem_credentials( $url, '', true, ABSPATH );
 390          echo '</div>';
 391          return;
 392      }
 393  
 394      if ( $wp_filesystem->errors->get_error_code() ) {
 395          foreach ( $wp_filesystem->errors->get_error_messages() as $message )
 396              show_message($message);
 397          echo '</div>';
 398          return;
 399      }
 400  
 401      if ( $reinstall )
 402          $update->response = 'reinstall';
 403  
 404      add_filter( 'update_feedback', 'show_message' );
 405  
 406      $upgrader = new Core_Upgrader();
 407      $result = $upgrader->upgrade( $update );
 408  
 409      if ( is_wp_error($result) ) {
 410          show_message($result);
 411          if ('up_to_date' != $result->get_error_code() )
 412              show_message( __('Installation Failed') );
 413          echo '</div>';
 414          return;
 415      }
 416  
 417      show_message( __('WordPress updated successfully') );
 418      show_message( '<span class="hide-if-no-js">' . sprintf( __( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ), $result, esc_url( self_admin_url( 'about.php?updated' ) ) ) . '</span>' );
 419      show_message( '<span class="hide-if-js">' . sprintf( __( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ), $result, esc_url( self_admin_url( 'about.php?updated' ) ) ) . '</span>' );
 420      ?>
 421      </div>
 422      <script type="text/javascript">
 423      window.location = '<?php echo self_admin_url( 'about.php?updated' ); ?>';
 424      </script>
 425      <?php
 426  }
 427  
 428  function do_dismiss_core_update() {
 429      $version = isset( $_POST['version'] )? $_POST['version'] : false;
 430      $locale = isset( $_POST['locale'] )? $_POST['locale'] : 'en_US';
 431      $update = find_core_update( $version, $locale );
 432      if ( !$update )
 433          return;
 434      dismiss_core_update( $update );
 435      wp_redirect( wp_nonce_url('update-core.php?action=upgrade-core', 'upgrade-core') );
 436      exit;
 437  }
 438  
 439  function do_undismiss_core_update() {
 440      $version = isset( $_POST['version'] )? $_POST['version'] : false;
 441      $locale = isset( $_POST['locale'] )? $_POST['locale'] : 'en_US';
 442      $update = find_core_update( $version, $locale );
 443      if ( !$update )
 444          return;
 445      undismiss_core_update( $version, $locale );
 446      wp_redirect( wp_nonce_url('update-core.php?action=upgrade-core', 'upgrade-core') );
 447      exit;
 448  }
 449  
 450  $action = isset($_GET['action']) ? $_GET['action'] : 'upgrade-core';
 451  
 452  $upgrade_error = false;
 453  if ( ( 'do-theme-upgrade' == $action || ( 'do-plugin-upgrade' == $action && ! isset( $_GET['plugins'] ) ) )
 454      && ! isset( $_POST['checked'] ) ) {
 455      $upgrade_error = $action == 'do-theme-upgrade' ? 'themes' : 'plugins';
 456      $action = 'upgrade-core';
 457  }
 458  
 459  $title = __('WordPress Updates');
 460  $parent_file = 'tools.php';
 461  
 462  $updates_overview  = '<p>' . __( 'On this screen, you can update to the latest version of WordPress, as well as update your themes and plugins from the WordPress.org repositories.' ) . '</p>';
 463  $updates_overview .= '<p>' . __( 'If an update is available, you&#8127;ll see a notification appear in the Toolbar and navigation menu.' ) . ' ' . __( 'Keeping your site up to date is important for your site&#8217;s security, and makes the internet a safer place for you and your readers.' ) . '</p>';
 464  
 465  get_current_screen()->add_help_tab( array(
 466      'id'      => 'overview',
 467      'title'   => __( 'Overview' ),
 468      'content' => $updates_overview
 469  ) );
 470  
 471  $updates_howto  = '<p>' . __( '<strong>WordPress</strong> &mdash; Updating your WordPress installation is a simple one-click procedure: just <strong>click on the &#8220;Update Now&#8221; button</strong> when you are notified that a new version is available.' ) . ' ' . __( 'In most cases, WordPress will automatically apply maintenance and security updates in the background for you.' ) . '</p>';
 472  $updates_howto .= '<p>' . __( '<strong>Themes and Plugins</strong> &mdash; To update individual themes or plugins from this screen, use the checkboxes to make your selection, then <strong>click on the appropriate &#8220;Update&#8221; button</strong>. To update all of your themes or plugins at once, you can check the box at the top of the section to select all before clicking the update button.' ) . '</p>';
 473  
 474  if ( 'en_US' != get_locale() ) {
 475      $updates_howto .= '<p>' . __( '<strong>Translations</strong> &mdash; The files translating WordPress into your language are updated for you whenever any other updates occur. But if these files are out of date, you can <strong>click the &#8220;Update Translations&#8221;</strong> button.' ) . '</p>';
 476  }
 477  
 478  get_current_screen()->add_help_tab( array(
 479      'id'      => 'how-to-update',
 480      'title'   => __( 'How to Update' ),
 481      'content' => $updates_howto
 482  ) );
 483  
 484  get_current_screen()->set_help_sidebar(
 485      '<p><strong>' . __('For more information:') . '</strong></p>' .
 486      '<p>' . __( '<a href="http://codex.wordpress.org/Dashboard_Updates_Screen" target="_blank">Documentation on Updating WordPress</a>' ) . '</p>' .
 487      '<p>' . __( '<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>' ) . '</p>'
 488  );
 489  
 490  if ( 'upgrade-core' == $action ) {
 491      // Force a update check when requested
 492      $force_check = ! empty( $_GET['force-check'] );
 493      wp_version_check( array(), $force_check );
 494  
 495      require_once (ABSPATH . 'wp-admin/admin-header.php');
 496      ?>
 497      <div class="wrap">
 498      <h2><?php _e('WordPress Updates'); ?></h2>
 499      <?php
 500      if ( $upgrade_error ) {
 501          echo '<div class="error"><p>';
 502          if ( $upgrade_error == 'themes' )
 503              _e('Please select one or more themes to update.');
 504          else
 505              _e('Please select one or more plugins to update.');
 506          echo '</p></div>';
 507      }
 508  
 509      echo '<p>';
 510      /* translators: %1 date, %2 time. */
 511      printf( __('Last checked on %1$s at %2$s.'), date_i18n( get_option( 'date_format' ) ), date_i18n( get_option( 'time_format' ) ) );
 512      echo ' &nbsp; <a class="button" href="' . esc_url( self_admin_url('update-core.php?force-check=1') ) . '">' . __( 'Check Again' ) . '</a>';
 513      echo '</p>';
 514  
 515      if ( $core = current_user_can( 'update_core' ) )
 516          core_upgrade_preamble();
 517      if ( $plugins = current_user_can( 'update_plugins' ) )
 518          list_plugin_updates();
 519      if ( $themes = current_user_can( 'update_themes' ) )
 520          list_theme_updates();
 521      if ( $core || $plugins || $themes )
 522          list_translation_updates();
 523      unset( $core, $plugins, $themes );
 524      do_action('core_upgrade_preamble');
 525      echo '</div>';
 526      include (ABSPATH . 'wp-admin/admin-footer.php');
 527  
 528  } elseif ( 'do-core-upgrade' == $action || 'do-core-reinstall' == $action ) {
 529  
 530      if ( ! current_user_can( 'update_core' ) )
 531          wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
 532  
 533      check_admin_referer('upgrade-core');
 534  
 535      // do the (un)dismiss actions before headers,
 536      // so that they can redirect
 537      if ( isset( $_POST['dismiss'] ) )
 538          do_dismiss_core_update();
 539      elseif ( isset( $_POST['undismiss'] ) )
 540          do_undismiss_core_update();
 541  
 542      require_once (ABSPATH . 'wp-admin/admin-header.php');
 543      if ( 'do-core-reinstall' == $action )
 544          $reinstall = true;
 545      else
 546          $reinstall = false;
 547  
 548      if ( isset( $_POST['upgrade'] ) )
 549          do_core_upgrade($reinstall);
 550  
 551      include (ABSPATH . 'wp-admin/admin-footer.php');
 552  
 553  } elseif ( 'do-plugin-upgrade' == $action ) {
 554  
 555      if ( ! current_user_can( 'update_plugins' ) )
 556          wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
 557  
 558      check_admin_referer('upgrade-core');
 559  
 560      if ( isset( $_GET['plugins'] ) ) {
 561          $plugins = explode( ',', $_GET['plugins'] );
 562      } elseif ( isset( $_POST['checked'] ) ) {
 563          $plugins = (array) $_POST['checked'];
 564      } else {
 565          wp_redirect( admin_url('update-core.php') );
 566          exit;
 567      }
 568  
 569      $url = 'update.php?action=update-selected&plugins=' . urlencode(implode(',', $plugins));
 570      $url = wp_nonce_url($url, 'bulk-update-plugins');
 571  
 572      $title = __('Update Plugins');
 573  
 574      require_once (ABSPATH . 'wp-admin/admin-header.php');
 575      echo '<div class="wrap">';
 576      echo '<h2>' . esc_html__('Update Plugins') . '</h2>';
 577      echo "<iframe src='$url' style='width: 100%; height: 100%; min-height: 750px;' frameborder='0'></iframe>";
 578      echo '</div>';
 579      include (ABSPATH . 'wp-admin/admin-footer.php');
 580  
 581  } elseif ( 'do-theme-upgrade' == $action ) {
 582  
 583      if ( ! current_user_can( 'update_themes' ) )
 584          wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
 585  
 586      check_admin_referer('upgrade-core');
 587  
 588      if ( isset( $_GET['themes'] ) ) {
 589          $themes = explode( ',', $_GET['themes'] );
 590      } elseif ( isset( $_POST['checked'] ) ) {
 591          $themes = (array) $_POST['checked'];
 592      } else {
 593          wp_redirect( admin_url('update-core.php') );
 594          exit;
 595      }
 596  
 597      $url = 'update.php?action=update-selected-themes&themes=' . urlencode(implode(',', $themes));
 598      $url = wp_nonce_url($url, 'bulk-update-themes');
 599  
 600      $title = __('Update Themes');
 601  
 602      require_once (ABSPATH . 'wp-admin/admin-header.php');
 603      echo '<div class="wrap">';
 604      echo '<h2>' . esc_html__('Update Themes') . '</h2>';
 605      echo "<iframe src='$url' style='width: 100%; height: 100%; min-height: 750px;' frameborder='0'></iframe>";
 606      echo '</div>';
 607      include (ABSPATH . 'wp-admin/admin-footer.php');
 608  
 609  } elseif ( 'do-translation-upgrade' == $action ) {
 610  
 611      if ( ! current_user_can( 'update_core' ) && ! current_user_can( 'update_plugins' ) && ! current_user_can( 'update_themes' ) )
 612          wp_die( __( 'You do not have sufficient permissions to update this site.' ) );
 613  
 614      check_admin_referer( 'upgrade-translations' );
 615  
 616      require_once ( ABSPATH . 'wp-admin/admin-header.php' );
 617      include_once ( ABSPATH . 'wp-admin/includes/class-wp-upgrader.php' );
 618  
 619      $url = 'update-core.php?action=do-translation-upgrade';
 620      $nonce = 'upgrade-translations';
 621      $title = __( 'Update Translations' );
 622      $context = WP_LANG_DIR;
 623  
 624      $upgrader = new Language_Pack_Upgrader( new Language_Pack_Upgrader_Skin( compact( 'url', 'nonce', 'title', 'context' ) ) );
 625      $result = $upgrader->bulk_upgrade();
 626  
 627      require_once ( ABSPATH . 'wp-admin/admin-footer.php' );
 628  
 629  } else {
 630      do_action('update-core-custom_' . $action);
 631  }


Generated: Tue Mar 25 01:41:18 2014 WordPress honlapkészítés: online1.hu