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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  __DIR__ . '/admin.php';
  11  
  12  wp_enqueue_style( 'plugin-install' );
  13  wp_enqueue_script( 'plugin-install' );
  14  wp_enqueue_script( 'updates' );
  15  add_thickbox();
  16  
  17  if ( is_multisite() && ! is_network_admin() ) {
  18      wp_redirect( network_admin_url( 'update-core.php' ) );
  19      exit;
  20  }
  21  
  22  if ( ! current_user_can( 'update_core' ) && ! current_user_can( 'update_themes' ) && ! current_user_can( 'update_plugins' ) && ! current_user_can( 'update_languages' ) ) {
  23      wp_die( __( 'Sorry, you are not allowed to update this site.' ) );
  24  }
  25  
  26  /**
  27   * Lists available core updates.
  28   *
  29   * @since 2.7.0
  30   *
  31   * @global string $wp_local_package Locale code of the package.
  32   * @global wpdb   $wpdb             WordPress database abstraction object.
  33   *
  34   * @param object $update
  35   */
  36  function list_core_update( $update ) {
  37      global $wp_local_package, $wpdb;
  38      static $first_pass = true;
  39  
  40      $wp_version     = get_bloginfo( 'version' );
  41      $version_string = sprintf( '%s&ndash;%s', $update->current, get_locale() );
  42  
  43      if ( 'en_US' === $update->locale && 'en_US' === get_locale() ) {
  44          $version_string = $update->current;
  45      } elseif ( 'en_US' === $update->locale && $update->packages->partial && $wp_version == $update->partial_version ) {
  46          $updates = get_core_updates();
  47          if ( $updates && 1 === count( $updates ) ) {
  48              // If the only available update is a partial builds, it doesn't need a language-specific version string.
  49              $version_string = $update->current;
  50          }
  51      }
  52  
  53      $current = false;
  54      if ( ! isset( $update->response ) || 'latest' === $update->response ) {
  55          $current = true;
  56      }
  57  
  58      $message       = '';
  59      $form_action   = 'update-core.php?action=do-core-upgrade';
  60      $php_version   = phpversion();
  61      $mysql_version = $wpdb->db_version();
  62      $show_buttons  = true;
  63  
  64      // Nightly build versions have two hyphens and a commit number.
  65      if ( preg_match( '/-\w+-\d+/', $update->current ) ) {
  66          // Retrieve the major version number.
  67          preg_match( '/^\d+.\d+/', $update->current, $update_major );
  68          /* translators: %s: WordPress version. */
  69          $submit = sprintf( __( 'Update to latest %s nightly' ), $update_major[0] );
  70      } else {
  71          /* translators: %s: WordPress version. */
  72          $submit = sprintf( __( 'Update to version %s' ), $version_string );
  73      }
  74  
  75      if ( 'development' === $update->response ) {
  76          $message = __( 'You can update to the latest nightly build manually:' );
  77      } else {
  78          if ( $current ) {
  79              /* translators: %s: WordPress version. */
  80              $submit      = sprintf( __( 'Re-install version %s' ), $version_string );
  81              $form_action = 'update-core.php?action=do-core-reinstall';
  82          } else {
  83              $php_compat = version_compare( $php_version, $update->php_version, '>=' );
  84              if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) {
  85                  $mysql_compat = true;
  86              } else {
  87                  $mysql_compat = version_compare( $mysql_version, $update->mysql_version, '>=' );
  88              }
  89  
  90              $version_url = sprintf(
  91                  /* translators: %s: WordPress version. */
  92                  esc_url( __( 'https://wordpress.org/support/wordpress-version/version-%s/' ) ),
  93                  sanitize_title( $update->current )
  94              );
  95  
  96              $php_update_message = '</p><p>' . sprintf(
  97                  /* translators: %s: URL to Update PHP page. */
  98                  __( '<a href="%s">Learn more about updating PHP</a>.' ),
  99                  esc_url( wp_get_update_php_url() )
 100              );
 101  
 102              $annotation = wp_get_update_php_annotation();
 103  
 104              if ( $annotation ) {
 105                  $php_update_message .= '</p><p><em>' . $annotation . '</em>';
 106              }
 107  
 108              if ( ! $mysql_compat && ! $php_compat ) {
 109                  $message = sprintf(
 110                      /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Minimum required MySQL version number, 5: Current PHP version number, 6: Current MySQL version number. */
 111                      __( 'You cannot update because <a href="%1$s">WordPress %2$s</a> requires PHP version %3$s or higher and MySQL version %4$s or higher. You are running PHP version %5$s and MySQL version %6$s.' ),
 112                      $version_url,
 113                      $update->current,
 114                      $update->php_version,
 115                      $update->mysql_version,
 116                      $php_version,
 117                      $mysql_version
 118                  ) . $php_update_message;
 119              } elseif ( ! $php_compat ) {
 120                  $message = sprintf(
 121                      /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Current PHP version number. */
 122                      __( 'You cannot update because <a href="%1$s">WordPress %2$s</a> requires PHP version %3$s or higher. You are running version %4$s.' ),
 123                      $version_url,
 124                      $update->current,
 125                      $update->php_version,
 126                      $php_version
 127                  ) . $php_update_message;
 128              } elseif ( ! $mysql_compat ) {
 129                  $message = sprintf(
 130                      /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required MySQL version number, 4: Current MySQL version number. */
 131                      __( 'You cannot update because <a href="%1$s">WordPress %2$s</a> requires MySQL version %3$s or higher. You are running version %4$s.' ),
 132                      $version_url,
 133                      $update->current,
 134                      $update->mysql_version,
 135                      $mysql_version
 136                  );
 137              } else {
 138                  $message = sprintf(
 139                      /* translators: 1: Installed WordPress version number, 2: URL to WordPress release notes, 3: New WordPress version number, including locale if necessary. */
 140                      __( 'You can update from WordPress %1$s to <a href="%2$s">WordPress %3$s</a> manually:' ),
 141                      $wp_version,
 142                      $version_url,
 143                      $version_string
 144                  );
 145              }
 146  
 147              if ( ! $mysql_compat || ! $php_compat ) {
 148                  $show_buttons = false;
 149              }
 150          }
 151      }
 152  
 153      echo '<p>';
 154      echo $message;
 155      echo '</p>';
 156  
 157      echo '<form method="post" action="' . esc_url( $form_action ) . '" name="upgrade" class="upgrade">';
 158      wp_nonce_field( 'upgrade-core' );
 159  
 160      echo '<p>';
 161      echo '<input name="version" value="' . esc_attr( $update->current ) . '" type="hidden" />';
 162      echo '<input name="locale" value="' . esc_attr( $update->locale ) . '" type="hidden" />';
 163      if ( $show_buttons ) {
 164          if ( $first_pass ) {
 165              submit_button( $submit, $current ? '' : 'primary regular', 'upgrade', false );
 166              $first_pass = false;
 167          } else {
 168              submit_button( $submit, '', 'upgrade', false );
 169          }
 170      }
 171      if ( 'en_US' !== $update->locale ) {
 172          if ( ! isset( $update->dismissed ) || ! $update->dismissed ) {
 173              submit_button( __( 'Hide this update' ), '', 'dismiss', false );
 174          } else {
 175              submit_button( __( 'Bring back this update' ), '', 'undismiss', false );
 176          }
 177      }
 178      echo '</p>';
 179  
 180      if ( 'en_US' !== $update->locale && ( ! isset( $wp_local_package ) || $wp_local_package != $update->locale ) ) {
 181          echo '<p class="hint">' . __( 'This localized version contains both the translation and various other localization fixes.' ) . '</p>';
 182      } elseif ( 'en_US' === $update->locale && 'en_US' !== get_locale() && ( ! $update->packages->partial && $wp_version == $update->partial_version ) ) {
 183          // Partial builds don't need language-specific warnings.
 184          echo '<p class="hint">' . sprintf(
 185              /* translators: %s: WordPress version. */
 186              __( '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.' ),
 187              'development' !== $update->response ? $update->current : ''
 188          ) . '</p>';
 189      }
 190  
 191      echo '</form>';
 192  
 193  }
 194  
 195  /**
 196   * Display dismissed updates.
 197   *
 198   * @since 2.7.0
 199   */
 200  function dismissed_updates() {
 201      $dismissed = get_core_updates(
 202          array(
 203              'dismissed' => true,
 204              'available' => false,
 205          )
 206      );
 207      if ( $dismissed ) {
 208  
 209          $show_text = esc_js( __( 'Show hidden updates' ) );
 210          $hide_text = esc_js( __( 'Hide hidden updates' ) );
 211          ?>
 212      <script type="text/javascript">
 213          jQuery(function( $ ) {
 214              $( 'dismissed-updates' ).show();
 215              $( '#show-dismissed' ).toggle( function() { $( this ).text( '<?php echo $hide_text; ?>' ).attr( 'aria-expanded', 'true' ); }, function() { $( this ).text( '<?php echo $show_text; ?>' ).attr( 'aria-expanded', 'false' ); } );
 216              $( '#show-dismissed' ).click( function() { $( '#dismissed-updates' ).toggle( 'fast' ); } );
 217          });
 218      </script>
 219          <?php
 220          echo '<p class="hide-if-no-js"><button type="button" class="button" id="show-dismissed" aria-expanded="false">' . __( 'Show hidden updates' ) . '</button></p>';
 221          echo '<ul id="dismissed-updates" class="core-updates dismissed">';
 222          foreach ( (array) $dismissed as $update ) {
 223              echo '<li>';
 224              list_core_update( $update );
 225              echo '</li>';
 226          }
 227          echo '</ul>';
 228      }
 229  }
 230  
 231  /**
 232   * Display upgrade WordPress for downloading latest or upgrading automatically form.
 233   *
 234   * @since 2.7.0
 235   *
 236   * @global string $required_php_version   The required PHP version string.
 237   * @global string $required_mysql_version The required MySQL version string.
 238   */
 239  function core_upgrade_preamble() {
 240      global $required_php_version, $required_mysql_version;
 241  
 242      $updates = get_core_updates();
 243  
 244      // Include an unmodified $wp_version.
 245      require  ABSPATH . WPINC . '/version.php';
 246  
 247      $is_development_version = preg_match( '/alpha|beta|RC/', $wp_version );
 248  
 249      if ( isset( $updates[0]->version ) && version_compare( $updates[0]->version, $wp_version, '>' ) ) {
 250          echo '<h2 class="response">';
 251          _e( 'An updated version of WordPress is available.' );
 252          echo '</h2>';
 253  
 254          echo '<div class="notice notice-warning inline"><p>';
 255          printf(
 256              /* translators: 1: Documentation on WordPress backups, 2: Documentation on updating WordPress. */
 257              __( '<strong>Important:</strong> Before updating, please <a href="%1$s">back up your database and files</a>. For help with updates, visit the <a href="%2$s">Updating WordPress</a> documentation page.' ),
 258              __( 'https://wordpress.org/support/article/wordpress-backups/' ),
 259              __( 'https://wordpress.org/support/article/updating-wordpress/' )
 260          );
 261          echo '</p></div>';
 262      } elseif ( $is_development_version ) {
 263          echo '<h2 class="response">' . __( 'You are using a development version of WordPress.' ) . '</h2>';
 264      } else {
 265          echo '<h2 class="response">' . __( 'You have the latest version of WordPress.' ) . '</h2>';
 266      }
 267  
 268      echo '<ul class="core-updates">';
 269      foreach ( (array) $updates as $update ) {
 270          echo '<li>';
 271          list_core_update( $update );
 272          echo '</li>';
 273      }
 274      echo '</ul>';
 275  
 276      // Don't show the maintenance mode notice when we are only showing a single re-install option.
 277      if ( $updates && ( count( $updates ) > 1 || 'latest' !== $updates[0]->response ) ) {
 278          echo '<p>' . __( 'While your site is being updated, it will be in maintenance mode. As soon as your updates are complete, this mode will be deactivated.' ) . '</p>';
 279      } elseif ( ! $updates ) {
 280          list( $normalized_version ) = explode( '-', $wp_version );
 281          echo '<p>' . sprintf(
 282              /* translators: 1: URL to About screen, 2: WordPress version. */
 283              __( '<a href="%1$s">Learn more about WordPress %2$s</a>.' ),
 284              esc_url( self_admin_url( 'about.php' ) ),
 285              $normalized_version
 286          ) . '</p>';
 287      }
 288  
 289      dismissed_updates();
 290  }
 291  
 292  /**
 293   * Display WordPress auto-updates settings.
 294   *
 295   * @since 5.6.0
 296   */
 297  function core_auto_updates_settings() {
 298      if ( isset( $_GET['core-major-auto-updates-saved'] ) ) {
 299          if ( 'enabled' === $_GET['core-major-auto-updates-saved'] ) {
 300              $notice_text = __( 'Automatic updates for all WordPress versions have been enabled. Thank you!' );
 301              echo '<div class="notice notice-success is-dismissible"><p>' . $notice_text . '</p></div>';
 302          } elseif ( 'disabled' === $_GET['core-major-auto-updates-saved'] ) {
 303              $notice_text = __( 'WordPress will only receive automatic security and maintenance releases from now on.' );
 304              echo '<div class="notice notice-success is-dismissible"><p>' . $notice_text . '</p></div>';
 305          }
 306      }
 307  
 308      require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
 309      $updater = new WP_Automatic_Updater();
 310  
 311      // Defaults:
 312      $upgrade_dev   = get_site_option( 'auto_update_core_dev', 'enabled' ) === 'enabled';
 313      $upgrade_minor = get_site_option( 'auto_update_core_minor', 'enabled' ) === 'enabled';
 314      $upgrade_major = get_site_option( 'auto_update_core_major', 'unset' ) === 'enabled';
 315  
 316      $can_set_update_option = true;
 317      // WP_AUTO_UPDATE_CORE = true (all), 'beta', 'rc', 'development', 'branch-development', 'minor', false.
 318      if ( defined( 'WP_AUTO_UPDATE_CORE' ) ) {
 319          if ( false === WP_AUTO_UPDATE_CORE ) {
 320              // Defaults to turned off, unless a filter allows it.
 321              $upgrade_dev   = false;
 322              $upgrade_minor = false;
 323              $upgrade_major = false;
 324          } elseif ( true === WP_AUTO_UPDATE_CORE
 325              || in_array( WP_AUTO_UPDATE_CORE, array( 'beta', 'rc', 'development', 'branch-development' ), true )
 326          ) {
 327              // ALL updates for core.
 328              $upgrade_dev   = true;
 329              $upgrade_minor = true;
 330              $upgrade_major = true;
 331          } elseif ( 'minor' === WP_AUTO_UPDATE_CORE ) {
 332              // Only minor updates for core.
 333              $upgrade_dev   = false;
 334              $upgrade_minor = true;
 335              $upgrade_major = false;
 336          }
 337  
 338          // The UI is overridden by the `WP_AUTO_UPDATE_CORE` constant.
 339          $can_set_update_option = false;
 340      }
 341  
 342      if ( $updater->is_disabled() ) {
 343          $upgrade_dev   = false;
 344          $upgrade_minor = false;
 345          $upgrade_major = false;
 346  
 347          /*
 348           * The UI is overridden by the `AUTOMATIC_UPDATER_DISABLED` constant
 349           * or the `automatic_updater_disabled` filter,
 350           * or by `wp_is_file_mod_allowed( 'automatic_updater' )`.
 351           * See `WP_Automatic_Updater::is_disabled()`.
 352           */
 353          $can_set_update_option = false;
 354      }
 355  
 356      // Is the UI overridden by a plugin using the `allow_major_auto_core_updates` filter?
 357      if ( has_filter( 'allow_major_auto_core_updates' ) ) {
 358          $can_set_update_option = false;
 359      }
 360  
 361      /** This filter is documented in wp-admin/includes/class-core-upgrader.php */
 362      $upgrade_dev = apply_filters( 'allow_dev_auto_core_updates', $upgrade_dev );
 363      /** This filter is documented in wp-admin/includes/class-core-upgrader.php */
 364      $upgrade_minor = apply_filters( 'allow_minor_auto_core_updates', $upgrade_minor );
 365      /** This filter is documented in wp-admin/includes/class-core-upgrader.php */
 366      $upgrade_major = apply_filters( 'allow_major_auto_core_updates', $upgrade_major );
 367  
 368      $auto_update_settings = array(
 369          'dev'   => $upgrade_dev,
 370          'minor' => $upgrade_minor,
 371          'major' => $upgrade_major,
 372      );
 373  
 374      if ( $upgrade_major ) {
 375          $wp_version = get_bloginfo( 'version' );
 376          $updates    = get_core_updates();
 377  
 378          if ( isset( $updates[0]->version ) && version_compare( $updates[0]->version, $wp_version, '>' ) ) {
 379              echo '<p>' . wp_get_auto_update_message() . '</p>';
 380          }
 381      }
 382  
 383      $action_url = self_admin_url( 'update-core.php?action=core-major-auto-updates-settings' );
 384      ?>
 385  
 386      <p class="auto-update-status">
 387          <?php
 388  
 389          if ( $updater->is_vcs_checkout( ABSPATH ) ) {
 390              _e( 'This site appears to be under version control. Automatic updates are disabled.' );
 391          } elseif ( $upgrade_major ) {
 392              _e( 'This site is automatically kept up to date with each new version of WordPress.' );
 393  
 394              if ( $can_set_update_option ) {
 395                  echo '<br>';
 396                  printf(
 397                      '<a href="%s" class="core-auto-update-settings-link core-auto-update-settings-link-disable">%s</a>',
 398                      wp_nonce_url( add_query_arg( 'value', 'disable', $action_url ), 'core-major-auto-updates-nonce' ),
 399                      __( 'Switch to automatic updates for maintenance and security releases only.' )
 400                  );
 401              }
 402          } elseif ( $upgrade_minor ) {
 403              _e( 'This site is automatically kept up to date with maintenance and security releases of WordPress only.' );
 404  
 405              if ( $can_set_update_option ) {
 406                  echo '<br>';
 407                  printf(
 408                      '<a href="%s" class="core-auto-update-settings-link core-auto-update-settings-link-enable">%s</a>',
 409                      wp_nonce_url( add_query_arg( 'value', 'enable', $action_url ), 'core-major-auto-updates-nonce' ),
 410                      __( 'Enable automatic updates for all new versions of WordPress.' )
 411                  );
 412              }
 413          } else {
 414              _e( 'This site will not receive automatic updates for new versions of WordPress.' );
 415          }
 416          ?>
 417      </p>
 418  
 419      <?php
 420      /**
 421       * Fires after the major core auto-update settings.
 422       *
 423       * @since 5.6.0
 424       *
 425       * @param array $auto_update_settings {
 426       *     Array of core auto-update settings.
 427       *
 428       *     @type bool $dev   Whether to enable automatic updates for development versions.
 429       *     @type bool $minor Whether to enable minor automatic core updates.
 430       *     @type bool $major Whether to enable major automatic core updates.
 431       * }
 432       */
 433      do_action( 'after_core_auto_updates_settings', $auto_update_settings );
 434  }
 435  
 436  /**
 437   * Display the upgrade plugins form.
 438   *
 439   * @since 2.9.0
 440   */
 441  function list_plugin_updates() {
 442      $wp_version     = get_bloginfo( 'version' );
 443      $cur_wp_version = preg_replace( '/-.*$/', '', $wp_version );
 444  
 445      require_once ABSPATH . 'wp-admin/includes/plugin-install.php';
 446      $plugins = get_plugin_updates();
 447      if ( empty( $plugins ) ) {
 448          echo '<h2>' . __( 'Plugins' ) . '</h2>';
 449          echo '<p>' . __( 'Your plugins are all up to date.' ) . '</p>';
 450          return;
 451      }
 452      $form_action = 'update-core.php?action=do-plugin-upgrade';
 453  
 454      $core_updates = get_core_updates();
 455      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, '=' ) ) {
 456          $core_update_version = false;
 457      } else {
 458          $core_update_version = $core_updates[0]->current;
 459      }
 460  
 461      $plugins_count = count( $plugins );
 462      ?>
 463  <h2>
 464      <?php
 465      printf(
 466          '%s <span class="count">(%d)</span>',
 467          __( 'Plugins' ),
 468          number_format_i18n( $plugins_count )
 469      );
 470      ?>
 471  </h2>
 472  <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>
 473  <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-plugins" class="upgrade">
 474      <?php wp_nonce_field( 'upgrade-core' ); ?>
 475  <p><input id="upgrade-plugins" class="button" type="submit" value="<?php esc_attr_e( 'Update Plugins' ); ?>" name="upgrade" /></p>
 476  <table class="widefat updates-table" id="update-plugins-table">
 477      <thead>
 478      <tr>
 479          <td class="manage-column check-column"><input type="checkbox" id="plugins-select-all" /></td>
 480          <td class="manage-column"><label for="plugins-select-all"><?php _e( 'Select All' ); ?></label></td>
 481      </tr>
 482      </thead>
 483  
 484      <tbody class="plugins">
 485      <?php
 486  
 487      $auto_updates = array();
 488      if ( wp_is_auto_update_enabled_for_type( 'plugin' ) ) {
 489          $auto_updates       = (array) get_site_option( 'auto_update_plugins', array() );
 490          $auto_update_notice = ' | ' . wp_get_auto_update_message();
 491      }
 492  
 493      foreach ( (array) $plugins as $plugin_file => $plugin_data ) {
 494          $plugin_data = (object) _get_plugin_data_markup_translate( $plugin_file, (array) $plugin_data, false, true );
 495  
 496          $icon            = '<span class="dashicons dashicons-admin-plugins"></span>';
 497          $preferred_icons = array( 'svg', '2x', '1x', 'default' );
 498          foreach ( $preferred_icons as $preferred_icon ) {
 499              if ( ! empty( $plugin_data->update->icons[ $preferred_icon ] ) ) {
 500                  $icon = '<img src="' . esc_url( $plugin_data->update->icons[ $preferred_icon ] ) . '" alt="" />';
 501                  break;
 502              }
 503          }
 504  
 505          // Get plugin compat for running version of WordPress.
 506          if ( isset( $plugin_data->update->tested ) && version_compare( $plugin_data->update->tested, $cur_wp_version, '>=' ) ) {
 507              /* translators: %s: WordPress version. */
 508              $compat = '<br />' . sprintf( __( 'Compatibility with WordPress %s: 100%% (according to its author)' ), $cur_wp_version );
 509          } else {
 510              /* translators: %s: WordPress version. */
 511              $compat = '<br />' . sprintf( __( 'Compatibility with WordPress %s: Unknown' ), $cur_wp_version );
 512          }
 513          // Get plugin compat for updated version of WordPress.
 514          if ( $core_update_version ) {
 515              if ( isset( $plugin_data->update->tested ) && version_compare( $plugin_data->update->tested, $core_update_version, '>=' ) ) {
 516                  /* translators: %s: WordPress version. */
 517                  $compat .= '<br />' . sprintf( __( 'Compatibility with WordPress %s: 100%% (according to its author)' ), $core_update_version );
 518              } else {
 519                  /* translators: %s: WordPress version. */
 520                  $compat .= '<br />' . sprintf( __( 'Compatibility with WordPress %s: Unknown' ), $core_update_version );
 521              }
 522          }
 523  
 524          $requires_php   = isset( $plugin_data->update->requires_php ) ? $plugin_data->update->requires_php : null;
 525          $compatible_php = is_php_version_compatible( $requires_php );
 526  
 527          if ( ! $compatible_php && current_user_can( 'update_php' ) ) {
 528              $compat .= '<br>' . __( 'This update doesn&#8217;t work with your version of PHP.' ) . '&nbsp;';
 529              $compat .= sprintf(
 530                  /* translators: %s: URL to Update PHP page. */
 531                  __( '<a href="%s">Learn more about updating PHP</a>.' ),
 532                  esc_url( wp_get_update_php_url() )
 533              );
 534  
 535              $annotation = wp_get_update_php_annotation();
 536  
 537              if ( $annotation ) {
 538                  $compat .= '</p><p><em>' . $annotation . '</em>';
 539              }
 540          }
 541  
 542          // Get the upgrade notice for the new plugin version.
 543          if ( isset( $plugin_data->update->upgrade_notice ) ) {
 544              $upgrade_notice = '<br />' . strip_tags( $plugin_data->update->upgrade_notice );
 545          } else {
 546              $upgrade_notice = '';
 547          }
 548  
 549          $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' );
 550          $details     = sprintf(
 551              '<a href="%1$s" class="thickbox open-plugin-details-modal" aria-label="%2$s">%3$s</a>',
 552              esc_url( $details_url ),
 553              /* translators: 1: Plugin name, 2: Version number. */
 554              esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $plugin_data->Name, $plugin_data->update->new_version ) ),
 555              /* translators: %s: Plugin version. */
 556              sprintf( __( 'View version %s details.' ), $plugin_data->update->new_version )
 557          );
 558  
 559          $checkbox_id = 'checkbox_' . md5( $plugin_file );
 560          ?>
 561      <tr>
 562          <td class="check-column">
 563              <?php if ( $compatible_php ) : ?>
 564                  <input type="checkbox" name="checked[]" id="<?php echo $checkbox_id; ?>" value="<?php echo esc_attr( $plugin_file ); ?>" />
 565                  <label for="<?php echo $checkbox_id; ?>" class="screen-reader-text">
 566                      <?php
 567                      /* translators: %s: Plugin name. */
 568                      printf( __( 'Select %s' ), $plugin_data->Name );
 569                      ?>
 570                  </label>
 571              <?php endif; ?>
 572          </td>
 573          <td class="plugin-title"><p>
 574              <?php echo $icon; ?>
 575              <strong><?php echo $plugin_data->Name; ?></strong>
 576              <?php
 577              printf(
 578                  /* translators: 1: Plugin version, 2: New version. */
 579                  __( 'You have version %1$s installed. Update to %2$s.' ),
 580                  $plugin_data->Version,
 581                  $plugin_data->update->new_version
 582              );
 583  
 584              echo ' ' . $details . $compat . $upgrade_notice;
 585  
 586              if ( in_array( $plugin_file, $auto_updates, true ) ) {
 587                  echo $auto_update_notice;
 588              }
 589              ?>
 590          </p></td>
 591      </tr>
 592              <?php
 593      }
 594      ?>
 595      </tbody>
 596  
 597      <tfoot>
 598      <tr>
 599          <td class="manage-column check-column"><input type="checkbox" id="plugins-select-all-2" /></td>
 600          <td class="manage-column"><label for="plugins-select-all-2"><?php _e( 'Select All' ); ?></label></td>
 601      </tr>
 602      </tfoot>
 603  </table>
 604  <p><input id="upgrade-plugins-2" class="button" type="submit" value="<?php esc_attr_e( 'Update Plugins' ); ?>" name="upgrade" /></p>
 605  </form>
 606      <?php
 607  }
 608  
 609  /**
 610   * Display the upgrade themes form.
 611   *
 612   * @since 2.9.0
 613   */
 614  function list_theme_updates() {
 615      $themes = get_theme_updates();
 616      if ( empty( $themes ) ) {
 617          echo '<h2>' . __( 'Themes' ) . '</h2>';
 618          echo '<p>' . __( 'Your themes are all up to date.' ) . '</p>';
 619          return;
 620      }
 621  
 622      $form_action = 'update-core.php?action=do-theme-upgrade';
 623  
 624      $themes_count = count( $themes );
 625      ?>
 626  <h2>
 627      <?php
 628      printf(
 629          '%s <span class="count">(%d)</span>',
 630          __( 'Themes' ),
 631          number_format_i18n( $themes_count )
 632      );
 633      ?>
 634  </h2>
 635  <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>
 636  <p>
 637      <?php
 638      printf(
 639          /* translators: %s: Link to documentation on child themes. */
 640          __( '<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.' ),
 641          __( 'https://developer.wordpress.org/themes/advanced-topics/child-themes/' )
 642      );
 643      ?>
 644  </p>
 645  <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-themes" class="upgrade">
 646      <?php wp_nonce_field( 'upgrade-core' ); ?>
 647  <p><input id="upgrade-themes" class="button" type="submit" value="<?php esc_attr_e( 'Update Themes' ); ?>" name="upgrade" /></p>
 648  <table class="widefat updates-table" id="update-themes-table">
 649      <thead>
 650      <tr>
 651          <td class="manage-column check-column"><input type="checkbox" id="themes-select-all" /></td>
 652          <td class="manage-column"><label for="themes-select-all"><?php _e( 'Select All' ); ?></label></td>
 653      </tr>
 654      </thead>
 655  
 656      <tbody class="plugins">
 657      <?php
 658      $auto_updates = array();
 659      if ( wp_is_auto_update_enabled_for_type( 'theme' ) ) {
 660          $auto_updates       = (array) get_site_option( 'auto_update_themes', array() );
 661          $auto_update_notice = ' | ' . wp_get_auto_update_message();
 662      }
 663  
 664      foreach ( $themes as $stylesheet => $theme ) {
 665          $requires_wp  = isset( $theme->update['requires'] ) ? $theme->update['requires'] : null;
 666          $requires_php = isset( $theme->update['requires_php'] ) ? $theme->update['requires_php'] : null;
 667  
 668          $compatible_wp  = is_wp_version_compatible( $requires_wp );
 669          $compatible_php = is_php_version_compatible( $requires_php );
 670  
 671          $compat = '';
 672  
 673          if ( ! $compatible_wp && ! $compatible_php ) {
 674              $compat .= '<br>' . __( 'This update doesn&#8217;t work with your versions of WordPress and PHP.' ) . '&nbsp;';
 675              if ( current_user_can( 'update_core' ) && current_user_can( 'update_php' ) ) {
 676                  $compat .= sprintf(
 677                      /* translators: 1: URL to WordPress Updates screen, 2: URL to Update PHP page. */
 678                      __( '<a href="%1$s">Please update WordPress</a>, and then <a href="%2$s">learn more about updating PHP</a>.' ),
 679                      self_admin_url( 'update-core.php' ),
 680                      esc_url( wp_get_update_php_url() )
 681                  );
 682  
 683                  $annotation = wp_get_update_php_annotation();
 684  
 685                  if ( $annotation ) {
 686                      $compat .= '</p><p><em>' . $annotation . '</em>';
 687                  }
 688              } elseif ( current_user_can( 'update_core' ) ) {
 689                  $compat .= sprintf(
 690                      /* translators: %s: URL to WordPress Updates screen. */
 691                      __( '<a href="%s">Please update WordPress</a>.' ),
 692                      self_admin_url( 'update-core.php' )
 693                  );
 694              } elseif ( current_user_can( 'update_php' ) ) {
 695                  $compat .= sprintf(
 696                      /* translators: %s: URL to Update PHP page. */
 697                      __( '<a href="%s">Learn more about updating PHP</a>.' ),
 698                      esc_url( wp_get_update_php_url() )
 699                  );
 700  
 701                  $annotation = wp_get_update_php_annotation();
 702  
 703                  if ( $annotation ) {
 704                      $compat .= '</p><p><em>' . $annotation . '</em>';
 705                  }
 706              }
 707          } elseif ( ! $compatible_wp ) {
 708              $compat .= '<br>' . __( 'This update doesn&#8217;t work with your version of WordPress.' ) . '&nbsp;';
 709              if ( current_user_can( 'update_core' ) ) {
 710                  $compat .= sprintf(
 711                      /* translators: %s: URL to WordPress Updates screen. */
 712                      __( '<a href="%s">Please update WordPress</a>.' ),
 713                      self_admin_url( 'update-core.php' )
 714                  );
 715              }
 716          } elseif ( ! $compatible_php ) {
 717              $compat .= '<br>' . __( 'This update doesn&#8217;t work with your version of PHP.' ) . '&nbsp;';
 718              if ( current_user_can( 'update_php' ) ) {
 719                  $compat .= sprintf(
 720                      /* translators: %s: URL to Update PHP page. */
 721                      __( '<a href="%s">Learn more about updating PHP</a>.' ),
 722                      esc_url( wp_get_update_php_url() )
 723                  );
 724  
 725                  $annotation = wp_get_update_php_annotation();
 726  
 727                  if ( $annotation ) {
 728                      $compat .= '</p><p><em>' . $annotation . '</em>';
 729                  }
 730              }
 731          }
 732  
 733          $checkbox_id = 'checkbox_' . md5( $theme->get( 'Name' ) );
 734          ?>
 735      <tr>
 736          <td class="check-column">
 737              <?php if ( $compatible_wp && $compatible_php ) : ?>
 738                  <input type="checkbox" name="checked[]" id="<?php echo $checkbox_id; ?>" value="<?php echo esc_attr( $stylesheet ); ?>" />
 739                  <label for="<?php echo $checkbox_id; ?>" class="screen-reader-text">
 740                      <?php
 741                      /* translators: %s: Theme name. */
 742                      printf( __( 'Select %s' ), $theme->display( 'Name' ) );
 743                      ?>
 744                  </label>
 745              <?php endif; ?>
 746          </td>
 747          <td class="plugin-title"><p>
 748              <img src="<?php echo esc_url( $theme->get_screenshot() ); ?>" width="85" height="64" class="updates-table-screenshot" alt="" />
 749              <strong><?php echo $theme->display( 'Name' ); ?></strong>
 750              <?php
 751              printf(
 752                  /* translators: 1: Theme version, 2: New version. */
 753                  __( 'You have version %1$s installed. Update to %2$s.' ),
 754                  $theme->display( 'Version' ),
 755                  $theme->update['new_version']
 756              );
 757  
 758              echo ' ' . $compat;
 759  
 760              if ( in_array( $stylesheet, $auto_updates, true ) ) {
 761                  echo $auto_update_notice;
 762              }
 763              ?>
 764          </p></td>
 765      </tr>
 766              <?php
 767      }
 768      ?>
 769      </tbody>
 770  
 771      <tfoot>
 772      <tr>
 773          <td class="manage-column check-column"><input type="checkbox" id="themes-select-all-2" /></td>
 774          <td class="manage-column"><label for="themes-select-all-2"><?php _e( 'Select All' ); ?></label></td>
 775      </tr>
 776      </tfoot>
 777  </table>
 778  <p><input id="upgrade-themes-2" class="button" type="submit" value="<?php esc_attr_e( 'Update Themes' ); ?>" name="upgrade" /></p>
 779  </form>
 780      <?php
 781  }
 782  
 783  /**
 784   * Display the update translations form.
 785   *
 786   * @since 3.7.0
 787   */
 788  function list_translation_updates() {
 789      $updates = wp_get_translation_updates();
 790      if ( ! $updates ) {
 791          if ( 'en_US' !== get_locale() ) {
 792              echo '<h2>' . __( 'Translations' ) . '</h2>';
 793              echo '<p>' . __( 'Your translations are all up to date.' ) . '</p>';
 794          }
 795          return;
 796      }
 797  
 798      $form_action = 'update-core.php?action=do-translation-upgrade';
 799      ?>
 800      <h2><?php _e( 'Translations' ); ?></h2>
 801      <form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-translations" class="upgrade">
 802          <p><?php _e( 'New translations are available.' ); ?></p>
 803          <?php wp_nonce_field( 'upgrade-translations' ); ?>
 804          <p><input class="button" type="submit" value="<?php esc_attr_e( 'Update Translations' ); ?>" name="upgrade" /></p>
 805      </form>
 806      <?php
 807  }
 808  
 809  /**
 810   * Upgrade WordPress core display.
 811   *
 812   * @since 2.7.0
 813   *
 814   * @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass.
 815   *
 816   * @param bool $reinstall
 817   */
 818  function do_core_upgrade( $reinstall = false ) {
 819      global $wp_filesystem;
 820  
 821      require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
 822  
 823      if ( $reinstall ) {
 824          $url = 'update-core.php?action=do-core-reinstall';
 825      } else {
 826          $url = 'update-core.php?action=do-core-upgrade';
 827      }
 828      $url = wp_nonce_url( $url, 'upgrade-core' );
 829  
 830      $version = isset( $_POST['version'] ) ? $_POST['version'] : false;
 831      $locale  = isset( $_POST['locale'] ) ? $_POST['locale'] : 'en_US';
 832      $update  = find_core_update( $version, $locale );
 833      if ( ! $update ) {
 834          return;
 835      }
 836  
 837      // Allow relaxed file ownership writes for User-initiated upgrades when the API specifies
 838      // that it's safe to do so. This only happens when there are no new files to create.
 839      $allow_relaxed_file_ownership = ! $reinstall && isset( $update->new_files ) && ! $update->new_files;
 840  
 841      ?>
 842      <div class="wrap">
 843      <h1><?php _e( 'Update WordPress' ); ?></h1>
 844      <?php
 845  
 846      $credentials = request_filesystem_credentials( $url, '', false, ABSPATH, array( 'version', 'locale' ), $allow_relaxed_file_ownership );
 847      if ( false === $credentials ) {
 848          echo '</div>';
 849          return;
 850      }
 851  
 852      if ( ! WP_Filesystem( $credentials, ABSPATH, $allow_relaxed_file_ownership ) ) {
 853          // Failed to connect. Error and request again.
 854          request_filesystem_credentials( $url, '', true, ABSPATH, array( 'version', 'locale' ), $allow_relaxed_file_ownership );
 855          echo '</div>';
 856          return;
 857      }
 858  
 859      if ( $wp_filesystem->errors->has_errors() ) {
 860          foreach ( $wp_filesystem->errors->get_error_messages() as $message ) {
 861              show_message( $message );
 862          }
 863          echo '</div>';
 864          return;
 865      }
 866  
 867      if ( $reinstall ) {
 868          $update->response = 'reinstall';
 869      }
 870  
 871      add_filter( 'update_feedback', 'show_message' );
 872  
 873      $upgrader = new Core_Upgrader();
 874      $result   = $upgrader->upgrade(
 875          $update,
 876          array(
 877              'allow_relaxed_file_ownership' => $allow_relaxed_file_ownership,
 878          )
 879      );
 880  
 881      if ( is_wp_error( $result ) ) {
 882          show_message( $result );
 883          if ( 'up_to_date' != $result->get_error_code() && 'locked' != $result->get_error_code() ) {
 884              show_message( __( 'Installation failed.' ) );
 885          }
 886          echo '</div>';
 887          return;
 888      }
 889  
 890      show_message( __( 'WordPress updated successfully.' ) );
 891      show_message(
 892          '<span class="hide-if-no-js">' . sprintf(
 893              /* translators: 1: WordPress version, 2: URL to About screen. */
 894              __( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ),
 895              $result,
 896              esc_url( self_admin_url( 'about.php?updated' ) )
 897          ) . '</span>'
 898      );
 899      show_message(
 900          '<span class="hide-if-js">' . sprintf(
 901              /* translators: 1: WordPress version, 2: URL to About screen. */
 902              __( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ),
 903              $result,
 904              esc_url( self_admin_url( 'about.php?updated' ) )
 905          ) . '</span>'
 906      );
 907      ?>
 908      </div>
 909      <script type="text/javascript">
 910      window.location = '<?php echo self_admin_url( 'about.php?updated' ); ?>';
 911      </script>
 912      <?php
 913  }
 914  
 915  /**
 916   * Dismiss a core update.
 917   *
 918   * @since 2.7.0
 919   */
 920  function do_dismiss_core_update() {
 921      $version = isset( $_POST['version'] ) ? $_POST['version'] : false;
 922      $locale  = isset( $_POST['locale'] ) ? $_POST['locale'] : 'en_US';
 923      $update  = find_core_update( $version, $locale );
 924      if ( ! $update ) {
 925          return;
 926      }
 927      dismiss_core_update( $update );
 928      wp_redirect( wp_nonce_url( 'update-core.php?action=upgrade-core', 'upgrade-core' ) );
 929      exit;
 930  }
 931  
 932  /**
 933   * Undismiss a core update.
 934   *
 935   * @since 2.7.0
 936   */
 937  function do_undismiss_core_update() {
 938      $version = isset( $_POST['version'] ) ? $_POST['version'] : false;
 939      $locale  = isset( $_POST['locale'] ) ? $_POST['locale'] : 'en_US';
 940      $update  = find_core_update( $version, $locale );
 941      if ( ! $update ) {
 942          return;
 943      }
 944      undismiss_core_update( $version, $locale );
 945      wp_redirect( wp_nonce_url( 'update-core.php?action=upgrade-core', 'upgrade-core' ) );
 946      exit;
 947  }
 948  
 949  $action = isset( $_GET['action'] ) ? $_GET['action'] : 'upgrade-core';
 950  
 951  $upgrade_error = false;
 952  if ( ( 'do-theme-upgrade' === $action || ( 'do-plugin-upgrade' === $action && ! isset( $_GET['plugins'] ) ) )
 953      && ! isset( $_POST['checked'] ) ) {
 954      $upgrade_error = ( 'do-theme-upgrade' === $action ) ? 'themes' : 'plugins';
 955      $action        = 'upgrade-core';
 956  }
 957  
 958  $title       = __( 'WordPress Updates' );
 959  $parent_file = 'index.php';
 960  
 961  $updates_overview  = '<p>' . __( 'On this screen, you can update to the latest version of WordPress, as well as update your themes, plugins, and translations from the WordPress.org repositories.' ) . '</p>';
 962  $updates_overview .= '<p>' . __( 'If an update is available, you&#8127;ll see a notification appear in the Toolbar and navigation menu.' ) . ' ' . __( 'Keeping your site updated is important for security. It also makes the internet a safer place for you and your readers.' ) . '</p>';
 963  
 964  get_current_screen()->add_help_tab(
 965      array(
 966          'id'      => 'overview',
 967          'title'   => __( 'Overview' ),
 968          'content' => $updates_overview,
 969      )
 970  );
 971  
 972  $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>';
 973  $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>';
 974  
 975  if ( 'en_US' !== get_locale() ) {
 976      $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>';
 977  }
 978  
 979  get_current_screen()->add_help_tab(
 980      array(
 981          'id'      => 'how-to-update',
 982          'title'   => __( 'How to Update' ),
 983          'content' => $updates_howto,
 984      )
 985  );
 986  
 987  $help_sidebar_autoupdates = '';
 988  
 989  if ( ( current_user_can( 'update_themes' ) && wp_is_auto_update_enabled_for_type( 'theme' ) ) || ( current_user_can( 'update_plugins' ) && wp_is_auto_update_enabled_for_type( 'plugin' ) ) ) {
 990      $help_tab_autoupdates  = '<p>' . __( 'Auto-updates can be enabled or disabled for WordPress major versions and for each individual theme or plugin. Themes or plugins with auto-updates enabled will display the estimated date of the next auto-update. Auto-updates depends on the WP-Cron task scheduling system.' ) . '</p>';
 991      $help_tab_autoupdates .= '<p>' . __( 'Please note: Third-party themes and plugins, or custom code, may override WordPress scheduling.' ) . '</p>';
 992  
 993      get_current_screen()->add_help_tab(
 994          array(
 995              'id'      => 'plugins-themes-auto-updates',
 996              'title'   => __( 'Auto-updates' ),
 997              'content' => $help_tab_autoupdates,
 998          )
 999      );
1000  
1001      $help_sidebar_autoupdates = '<p>' . __( '<a href="https://wordpress.org/support/article/plugins-themes-auto-updates/">Learn more: Auto-updates documentation</a>' ) . '</p>';
1002  }
1003  
1004  get_current_screen()->set_help_sidebar(
1005      '<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
1006      '<p>' . __( '<a href="https://wordpress.org/support/article/dashboard-updates-screen/">Documentation on Updating WordPress</a>' ) . '</p>' .
1007      $help_sidebar_autoupdates .
1008      '<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>'
1009  );
1010  
1011  if ( 'upgrade-core' === $action ) {
1012      // Force a update check when requested.
1013      $force_check = ! empty( $_GET['force-check'] );
1014      wp_version_check( array(), $force_check );
1015  
1016      require_once ABSPATH . 'wp-admin/admin-header.php';
1017      ?>
1018      <div class="wrap">
1019      <h1><?php _e( 'WordPress Updates' ); ?></h1>
1020      <p><?php _e( 'Here you can find information about updates, set auto-updates and see what plugins or themes need updating.' ); ?></p>
1021  
1022      <?php
1023      if ( $upgrade_error ) {
1024          echo '<div class="error"><p>';
1025          if ( 'themes' === $upgrade_error ) {
1026              _e( 'Please select one or more themes to update.' );
1027          } else {
1028              _e( 'Please select one or more plugins to update.' );
1029          }
1030          echo '</p></div>';
1031      }
1032  
1033      $last_update_check = false;
1034      $current           = get_site_transient( 'update_core' );
1035  
1036      if ( $current && isset( $current->last_checked ) ) {
1037          $last_update_check = $current->last_checked + get_option( 'gmt_offset' ) * HOUR_IN_SECONDS;
1038      }
1039  
1040      echo '<h2 class="wp-current-version">';
1041      /* translators: Current version of WordPress. */
1042      printf( __( 'Current version: %s' ), get_bloginfo( 'version' ) );
1043      echo '</h2>';
1044  
1045      echo '<p class="update-last-checked">';
1046      /* translators: 1: Date, 2: Time. */
1047      printf( __( 'Last checked on %1$s at %2$s.' ), date_i18n( __( 'F j, Y' ), $last_update_check ), date_i18n( __( 'g:i a' ), $last_update_check ) );
1048      echo ' <a href="' . esc_url( self_admin_url( 'update-core.php?force-check=1' ) ) . '">' . __( 'Check again.' ) . '</a>';
1049      echo '</p>';
1050  
1051      if ( current_user_can( 'update_core' ) ) {
1052          core_auto_updates_settings();
1053          core_upgrade_preamble();
1054      }
1055      if ( current_user_can( 'update_plugins' ) ) {
1056          list_plugin_updates();
1057      }
1058      if ( current_user_can( 'update_themes' ) ) {
1059          list_theme_updates();
1060      }
1061      if ( current_user_can( 'update_languages' ) ) {
1062          list_translation_updates();
1063      }
1064  
1065      /**
1066       * Fires after the core, plugin, and theme update tables.
1067       *
1068       * @since 2.9.0
1069       */
1070      do_action( 'core_upgrade_preamble' );
1071      echo '</div>';
1072  
1073      wp_localize_script(
1074          'updates',
1075          '_wpUpdatesItemCounts',
1076          array(
1077              'totals' => wp_get_update_data(),
1078          )
1079      );
1080  
1081      require_once ABSPATH . 'wp-admin/admin-footer.php';
1082  
1083  } elseif ( 'do-core-upgrade' === $action || 'do-core-reinstall' === $action ) {
1084  
1085      if ( ! current_user_can( 'update_core' ) ) {
1086          wp_die( __( 'Sorry, you are not allowed to update this site.' ) );
1087      }
1088  
1089      check_admin_referer( 'upgrade-core' );
1090  
1091      // Do the (un)dismiss actions before headers, so that they can redirect.
1092      if ( isset( $_POST['dismiss'] ) ) {
1093          do_dismiss_core_update();
1094      } elseif ( isset( $_POST['undismiss'] ) ) {
1095          do_undismiss_core_update();
1096      }
1097  
1098      require_once ABSPATH . 'wp-admin/admin-header.php';
1099      if ( 'do-core-reinstall' === $action ) {
1100          $reinstall = true;
1101      } else {
1102          $reinstall = false;
1103      }
1104  
1105      if ( isset( $_POST['upgrade'] ) ) {
1106          do_core_upgrade( $reinstall );
1107      }
1108  
1109      wp_localize_script(
1110          'updates',
1111          '_wpUpdatesItemCounts',
1112          array(
1113              'totals' => wp_get_update_data(),
1114          )
1115      );
1116  
1117      require_once ABSPATH . 'wp-admin/admin-footer.php';
1118  
1119  } elseif ( 'do-plugin-upgrade' === $action ) {
1120  
1121      if ( ! current_user_can( 'update_plugins' ) ) {
1122          wp_die( __( 'Sorry, you are not allowed to update this site.' ) );
1123      }
1124  
1125      check_admin_referer( 'upgrade-core' );
1126  
1127      if ( isset( $_GET['plugins'] ) ) {
1128          $plugins = explode( ',', $_GET['plugins'] );
1129      } elseif ( isset( $_POST['checked'] ) ) {
1130          $plugins = (array) $_POST['checked'];
1131      } else {
1132          wp_redirect( admin_url( 'update-core.php' ) );
1133          exit;
1134      }
1135  
1136      $url = 'update.php?action=update-selected&plugins=' . urlencode( implode( ',', $plugins ) );
1137      $url = wp_nonce_url( $url, 'bulk-update-plugins' );
1138  
1139      // Used in the HTML title tag.
1140      $title = __( 'Update Plugins' );
1141  
1142      require_once ABSPATH . 'wp-admin/admin-header.php';
1143      ?>
1144      <div class="wrap">
1145          <h1><?php _e( 'Update Plugins' ); ?></h1>
1146          <iframe src="<?php echo $url; ?>" style="width: 100%; height: 100%; min-height: 750px;" frameborder="0" title="<?php esc_attr_e( 'Update progress' ); ?>"></iframe>
1147      </div>
1148      <?php
1149  
1150      wp_localize_script(
1151          'updates',
1152          '_wpUpdatesItemCounts',
1153          array(
1154              'totals' => wp_get_update_data(),
1155          )
1156      );
1157  
1158      require_once ABSPATH . 'wp-admin/admin-footer.php';
1159  
1160  } elseif ( 'do-theme-upgrade' === $action ) {
1161  
1162      if ( ! current_user_can( 'update_themes' ) ) {
1163          wp_die( __( 'Sorry, you are not allowed to update this site.' ) );
1164      }
1165  
1166      check_admin_referer( 'upgrade-core' );
1167  
1168      if ( isset( $_GET['themes'] ) ) {
1169          $themes = explode( ',', $_GET['themes'] );
1170      } elseif ( isset( $_POST['checked'] ) ) {
1171          $themes = (array) $_POST['checked'];
1172      } else {
1173          wp_redirect( admin_url( 'update-core.php' ) );
1174          exit;
1175      }
1176  
1177      $url = 'update.php?action=update-selected-themes&themes=' . urlencode( implode( ',', $themes ) );
1178      $url = wp_nonce_url( $url, 'bulk-update-themes' );
1179  
1180      // Used in the HTML title tag.
1181      $title = __( 'Update Themes' );
1182  
1183      require_once ABSPATH . 'wp-admin/admin-header.php';
1184      ?>
1185      <div class="wrap">
1186          <h1><?php _e( 'Update Themes' ); ?></h1>
1187          <iframe src="<?php echo $url; ?>" style="width: 100%; height: 100%; min-height: 750px;" frameborder="0" title="<?php esc_attr_e( 'Update progress' ); ?>"></iframe>
1188      </div>
1189      <?php
1190  
1191      wp_localize_script(
1192          'updates',
1193          '_wpUpdatesItemCounts',
1194          array(
1195              'totals' => wp_get_update_data(),
1196          )
1197      );
1198  
1199      require_once ABSPATH . 'wp-admin/admin-footer.php';
1200  
1201  } elseif ( 'do-translation-upgrade' === $action ) {
1202  
1203      if ( ! current_user_can( 'update_languages' ) ) {
1204          wp_die( __( 'Sorry, you are not allowed to update this site.' ) );
1205      }
1206  
1207      check_admin_referer( 'upgrade-translations' );
1208  
1209      require_once ABSPATH . 'wp-admin/admin-header.php';
1210      require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
1211  
1212      $url     = 'update-core.php?action=do-translation-upgrade';
1213      $nonce   = 'upgrade-translations';
1214      $title   = __( 'Update Translations' );
1215      $context = WP_LANG_DIR;
1216  
1217      $upgrader = new Language_Pack_Upgrader( new Language_Pack_Upgrader_Skin( compact( 'url', 'nonce', 'title', 'context' ) ) );
1218      $result   = $upgrader->bulk_upgrade();
1219  
1220      wp_localize_script(
1221          'updates',
1222          '_wpUpdatesItemCounts',
1223          array(
1224              'totals' => wp_get_update_data(),
1225          )
1226      );
1227  
1228      require_once ABSPATH . 'wp-admin/admin-footer.php';
1229  
1230  } elseif ( 'core-major-auto-updates-settings' === $action ) {
1231  
1232      if ( ! current_user_can( 'update_core' ) ) {
1233          wp_die( __( 'Sorry, you are not allowed to update this site.' ) );
1234      }
1235  
1236      $redirect_url = self_admin_url( 'update-core.php' );
1237  
1238      if ( isset( $_GET['value'] ) ) {
1239          check_admin_referer( 'core-major-auto-updates-nonce' );
1240  
1241          if ( 'enable' === $_GET['value'] ) {
1242              update_site_option( 'auto_update_core_major', 'enabled' );
1243              $redirect_url = add_query_arg( 'core-major-auto-updates-saved', 'enabled', $redirect_url );
1244          } elseif ( 'disable' === $_GET['value'] ) {
1245              update_site_option( 'auto_update_core_major', 'disabled' );
1246              $redirect_url = add_query_arg( 'core-major-auto-updates-saved', 'disabled', $redirect_url );
1247          }
1248      }
1249  
1250      wp_redirect( $redirect_url );
1251      exit;
1252  } else {
1253      /**
1254       * Fires for each custom update action on the WordPress Updates screen.
1255       *
1256       * The dynamic portion of the hook name, `$action`, refers to the
1257       * passed update action. The hook fires in lieu of all available
1258       * default update actions.
1259       *
1260       * @since 3.2.0
1261       */
1262      do_action( "update-core-custom_{$action}" );  // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
1263  }


Generated: Sun Oct 24 01:00:03 2021 Cross-referenced by PHPXref 0.7.1