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

   1  <?php
   2  /**
   3   * WordPress Administration Update API
   4   *
   5   * @package WordPress
   6   * @subpackage Administration
   7   */
   8  
   9  /**
  10   * Selects the first update version from the update_core option.
  11   *
  12   * @since 2.7.0
  13   *
  14   * @return object|array|false The response from the API on success, false on failure.
  15   */
  16  function get_preferred_from_update_core() {
  17      $updates = get_core_updates();
  18      if ( ! is_array( $updates ) ) {
  19          return false;
  20      }
  21      if ( empty( $updates ) ) {
  22          return (object) array( 'response' => 'latest' );
  23      }
  24      return $updates[0];
  25  }
  26  
  27  /**
  28   * Gets available core updates.
  29   *
  30   * @since 2.7.0
  31   *
  32   * @param array $options Set $options['dismissed'] to true to show dismissed upgrades too,
  33   *                       set $options['available'] to false to skip not-dismissed updates.
  34   * @return array|false Array of the update objects on success, false on failure.
  35   */
  36  function get_core_updates( $options = array() ) {
  37      $options   = array_merge(
  38          array(
  39              'available' => true,
  40              'dismissed' => false,
  41          ),
  42          $options
  43      );
  44      $dismissed = get_site_option( 'dismissed_update_core' );
  45  
  46      if ( ! is_array( $dismissed ) ) {
  47          $dismissed = array();
  48      }
  49  
  50      $from_api = get_site_transient( 'update_core' );
  51  
  52      if ( ! isset( $from_api->updates ) || ! is_array( $from_api->updates ) ) {
  53          return false;
  54      }
  55  
  56      $updates = $from_api->updates;
  57      $result  = array();
  58      foreach ( $updates as $update ) {
  59          if ( 'autoupdate' === $update->response ) {
  60              continue;
  61          }
  62  
  63          if ( array_key_exists( $update->current . '|' . $update->locale, $dismissed ) ) {
  64              if ( $options['dismissed'] ) {
  65                  $update->dismissed = true;
  66                  $result[]          = $update;
  67              }
  68          } else {
  69              if ( $options['available'] ) {
  70                  $update->dismissed = false;
  71                  $result[]          = $update;
  72              }
  73          }
  74      }
  75      return $result;
  76  }
  77  
  78  /**
  79   * Gets the best available (and enabled) Auto-Update for WordPress core.
  80   *
  81   * If there's 1.2.3 and 1.3 on offer, it'll choose 1.3 if the installation allows it, else, 1.2.3.
  82   *
  83   * @since 3.7.0
  84   *
  85   * @return object|false The core update offering on success, false on failure.
  86   */
  87  function find_core_auto_update() {
  88      $updates = get_site_transient( 'update_core' );
  89      if ( ! $updates || empty( $updates->updates ) ) {
  90          return false;
  91      }
  92  
  93      require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
  94  
  95      $auto_update = false;
  96      $upgrader    = new WP_Automatic_Updater;
  97      foreach ( $updates->updates as $update ) {
  98          if ( 'autoupdate' !== $update->response ) {
  99              continue;
 100          }
 101  
 102          if ( ! $upgrader->should_update( 'core', $update, ABSPATH ) ) {
 103              continue;
 104          }
 105  
 106          if ( ! $auto_update || version_compare( $update->current, $auto_update->current, '>' ) ) {
 107              $auto_update = $update;
 108          }
 109      }
 110      return $auto_update;
 111  }
 112  
 113  /**
 114   * Gets and caches the checksums for the given version of WordPress.
 115   *
 116   * @since 3.7.0
 117   *
 118   * @param string $version Version string to query.
 119   * @param string $locale  Locale to query.
 120   * @return array|false An array of checksums on success, false on failure.
 121   */
 122  function get_core_checksums( $version, $locale ) {
 123      $http_url = 'http://api.wordpress.org/core/checksums/1.0/?' . http_build_query( compact( 'version', 'locale' ), null, '&' );
 124      $url      = $http_url;
 125  
 126      $ssl = wp_http_supports( array( 'ssl' ) );
 127      if ( $ssl ) {
 128          $url = set_url_scheme( $url, 'https' );
 129      }
 130  
 131      $options = array(
 132          'timeout' => wp_doing_cron() ? 30 : 3,
 133      );
 134  
 135      $response = wp_remote_get( $url, $options );
 136      if ( $ssl && is_wp_error( $response ) ) {
 137          trigger_error(
 138              sprintf(
 139                  /* translators: %s: Support forums URL. */
 140                  __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="%s">support forums</a>.' ),
 141                  __( 'https://wordpress.org/support/forums/' )
 142              ) . ' ' . __( '(WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.)' ),
 143              headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE
 144          );
 145          $response = wp_remote_get( $http_url, $options );
 146      }
 147  
 148      if ( is_wp_error( $response ) || 200 != wp_remote_retrieve_response_code( $response ) ) {
 149          return false;
 150      }
 151  
 152      $body = trim( wp_remote_retrieve_body( $response ) );
 153      $body = json_decode( $body, true );
 154  
 155      if ( ! is_array( $body ) || ! isset( $body['checksums'] ) || ! is_array( $body['checksums'] ) ) {
 156          return false;
 157      }
 158  
 159      return $body['checksums'];
 160  }
 161  
 162  /**
 163   * Dismisses core update.
 164   *
 165   * @since 2.7.0
 166   *
 167   * @param object $update
 168   * @return bool
 169   */
 170  function dismiss_core_update( $update ) {
 171      $dismissed = get_site_option( 'dismissed_update_core' );
 172      $dismissed[ $update->current . '|' . $update->locale ] = true;
 173      return update_site_option( 'dismissed_update_core', $dismissed );
 174  }
 175  
 176  /**
 177   * Undismisses core update.
 178   *
 179   * @since 2.7.0
 180   *
 181   * @param string $version
 182   * @param string $locale
 183   * @return bool
 184   */
 185  function undismiss_core_update( $version, $locale ) {
 186      $dismissed = get_site_option( 'dismissed_update_core' );
 187      $key       = $version . '|' . $locale;
 188  
 189      if ( ! isset( $dismissed[ $key ] ) ) {
 190          return false;
 191      }
 192  
 193      unset( $dismissed[ $key ] );
 194      return update_site_option( 'dismissed_update_core', $dismissed );
 195  }
 196  
 197  /**
 198   * Finds the available update for WordPress core.
 199   *
 200   * @since 2.7.0
 201   *
 202   * @param string $version Version string to find the update for.
 203   * @param string $locale  Locale to find the update for.
 204   * @return object|false The core update offering on success, false on failure.
 205   */
 206  function find_core_update( $version, $locale ) {
 207      $from_api = get_site_transient( 'update_core' );
 208  
 209      if ( ! isset( $from_api->updates ) || ! is_array( $from_api->updates ) ) {
 210          return false;
 211      }
 212  
 213      $updates = $from_api->updates;
 214      foreach ( $updates as $update ) {
 215          if ( $update->current == $version && $update->locale == $locale ) {
 216              return $update;
 217          }
 218      }
 219      return false;
 220  }
 221  
 222  /**
 223   * @since 2.3.0
 224   *
 225   * @param string $msg
 226   * @return string
 227   */
 228  function core_update_footer( $msg = '' ) {
 229      if ( ! current_user_can( 'update_core' ) ) {
 230          /* translators: %s: WordPress version. */
 231          return sprintf( __( 'Version %s' ), get_bloginfo( 'version', 'display' ) );
 232      }
 233  
 234      $cur = get_preferred_from_update_core();
 235      if ( ! is_object( $cur ) ) {
 236          $cur = new stdClass;
 237      }
 238  
 239      if ( ! isset( $cur->current ) ) {
 240          $cur->current = '';
 241      }
 242  
 243      if ( ! isset( $cur->url ) ) {
 244          $cur->url = '';
 245      }
 246  
 247      if ( ! isset( $cur->response ) ) {
 248          $cur->response = '';
 249      }
 250  
 251      switch ( $cur->response ) {
 252          case 'development':
 253              return sprintf(
 254                  /* translators: 1: WordPress version number, 2: URL to WordPress Updates screen. */
 255                  __( 'You are using a development version (%1$s). Cool! Please <a href="%2$s">stay updated</a>.' ),
 256                  get_bloginfo( 'version', 'display' ),
 257                  network_admin_url( 'update-core.php' )
 258              );
 259  
 260          case 'upgrade':
 261              return sprintf(
 262                  '<strong><a href="%s">%s</a></strong>',
 263                  network_admin_url( 'update-core.php' ),
 264                  /* translators: %s: WordPress version. */
 265                  sprintf( __( 'Get Version %s' ), $cur->current )
 266              );
 267  
 268          case 'latest':
 269          default:
 270              /* translators: %s: WordPress version. */
 271              return sprintf( __( 'Version %s' ), get_bloginfo( 'version', 'display' ) );
 272      }
 273  }
 274  
 275  /**
 276   * @since 2.3.0
 277   *
 278   * @global string $pagenow
 279   * @return void|false
 280   */
 281  function update_nag() {
 282      if ( is_multisite() && ! current_user_can( 'update_core' ) ) {
 283          return false;
 284      }
 285  
 286      global $pagenow;
 287  
 288      if ( 'update-core.php' === $pagenow ) {
 289          return;
 290      }
 291  
 292      $cur = get_preferred_from_update_core();
 293  
 294      if ( ! isset( $cur->response ) || 'upgrade' !== $cur->response ) {
 295          return false;
 296      }
 297  
 298      $version_url = sprintf(
 299          /* translators: %s: WordPress version. */
 300          esc_url( __( 'https://wordpress.org/support/wordpress-version/version-%s/' ) ),
 301          sanitize_title( $cur->current )
 302      );
 303  
 304      if ( current_user_can( 'update_core' ) ) {
 305          $msg = sprintf(
 306              /* translators: 1: URL to WordPress release notes, 2: New WordPress version, 3: URL to network admin, 4: Accessibility text. */
 307              __( '<a href="%1$s">WordPress %2$s</a> is available! <a href="%3$s" aria-label="%4$s">Please update now</a>.' ),
 308              $version_url,
 309              $cur->current,
 310              network_admin_url( 'update-core.php' ),
 311              esc_attr__( 'Please update WordPress now' )
 312          );
 313      } else {
 314          $msg = sprintf(
 315              /* translators: 1: URL to WordPress release notes, 2: New WordPress version. */
 316              __( '<a href="%1$s">WordPress %2$s</a> is available! Please notify the site administrator.' ),
 317              $version_url,
 318              $cur->current
 319          );
 320      }
 321  
 322      echo "<div class='update-nag notice notice-warning inline'>$msg</div>";
 323  }
 324  
 325  /**
 326   * Displays WordPress version and active theme in the 'At a Glance' dashboard widget.
 327   *
 328   * @since 2.5.0
 329   */
 330  function update_right_now_message() {
 331      $theme_name = wp_get_theme();
 332      if ( current_user_can( 'switch_themes' ) ) {
 333          $theme_name = sprintf( '<a href="themes.php">%1$s</a>', $theme_name );
 334      }
 335  
 336      $msg = '';
 337  
 338      if ( current_user_can( 'update_core' ) ) {
 339          $cur = get_preferred_from_update_core();
 340  
 341          if ( isset( $cur->response ) && 'upgrade' === $cur->response ) {
 342              $msg .= sprintf(
 343                  '<a href="%s" class="button" aria-describedby="wp-version">%s</a> ',
 344                  network_admin_url( 'update-core.php' ),
 345                  /* translators: %s: WordPress version number, or 'Latest' string. */
 346                  sprintf( __( 'Update to %s' ), $cur->current ? $cur->current : __( 'Latest' ) )
 347              );
 348          }
 349      }
 350  
 351      /* translators: 1: Version number, 2: Theme name. */
 352      $content = __( 'WordPress %1$s running %2$s theme.' );
 353  
 354      /**
 355       * Filters the text displayed in the 'At a Glance' dashboard widget.
 356       *
 357       * Prior to 3.8.0, the widget was named 'Right Now'.
 358       *
 359       * @since 4.4.0
 360       *
 361       * @param string $content Default text.
 362       */
 363      $content = apply_filters( 'update_right_now_text', $content );
 364  
 365      $msg .= sprintf( '<span id="wp-version">' . $content . '</span>', get_bloginfo( 'version', 'display' ), $theme_name );
 366  
 367      echo "<p id='wp-version-message'>$msg</p>";
 368  }
 369  
 370  /**
 371   * @since 2.9.0
 372   *
 373   * @return array
 374   */
 375  function get_plugin_updates() {
 376      $all_plugins     = get_plugins();
 377      $upgrade_plugins = array();
 378      $current         = get_site_transient( 'update_plugins' );
 379      foreach ( (array) $all_plugins as $plugin_file => $plugin_data ) {
 380          if ( isset( $current->response[ $plugin_file ] ) ) {
 381              $upgrade_plugins[ $plugin_file ]         = (object) $plugin_data;
 382              $upgrade_plugins[ $plugin_file ]->update = $current->response[ $plugin_file ];
 383          }
 384      }
 385  
 386      return $upgrade_plugins;
 387  }
 388  
 389  /**
 390   * @since 2.9.0
 391   */
 392  function wp_plugin_update_rows() {
 393      if ( ! current_user_can( 'update_plugins' ) ) {
 394          return;
 395      }
 396  
 397      $plugins = get_site_transient( 'update_plugins' );
 398      if ( isset( $plugins->response ) && is_array( $plugins->response ) ) {
 399          $plugins = array_keys( $plugins->response );
 400          foreach ( $plugins as $plugin_file ) {
 401              add_action( "after_plugin_row_{$plugin_file}", 'wp_plugin_update_row', 10, 2 );
 402          }
 403      }
 404  }
 405  
 406  /**
 407   * Displays update information for a plugin.
 408   *
 409   * @since 2.3.0
 410   *
 411   * @param string $file        Plugin basename.
 412   * @param array  $plugin_data Plugin information.
 413   * @return void|false
 414   */
 415  function wp_plugin_update_row( $file, $plugin_data ) {
 416      $current = get_site_transient( 'update_plugins' );
 417      if ( ! isset( $current->response[ $file ] ) ) {
 418          return false;
 419      }
 420  
 421      $response = $current->response[ $file ];
 422  
 423      $plugins_allowedtags = array(
 424          'a'       => array(
 425              'href'  => array(),
 426              'title' => array(),
 427          ),
 428          'abbr'    => array( 'title' => array() ),
 429          'acronym' => array( 'title' => array() ),
 430          'code'    => array(),
 431          'em'      => array(),
 432          'strong'  => array(),
 433      );
 434  
 435      $plugin_name = wp_kses( $plugin_data['Name'], $plugins_allowedtags );
 436      $details_url = self_admin_url( 'plugin-install.php?tab=plugin-information&plugin=' . $response->slug . '&section=changelog&TB_iframe=true&width=600&height=800' );
 437  
 438      /** @var WP_Plugins_List_Table $wp_list_table */
 439      $wp_list_table = _get_list_table(
 440          'WP_Plugins_List_Table',
 441          array(
 442              'screen' => get_current_screen(),
 443          )
 444      );
 445  
 446      if ( is_network_admin() || ! is_multisite() ) {
 447          if ( is_network_admin() ) {
 448              $active_class = is_plugin_active_for_network( $file ) ? ' active' : '';
 449          } else {
 450              $active_class = is_plugin_active( $file ) ? ' active' : '';
 451          }
 452  
 453          $requires_php   = isset( $response->requires_php ) ? $response->requires_php : null;
 454          $compatible_php = is_php_version_compatible( $requires_php );
 455          $notice_type    = $compatible_php ? 'notice-warning' : 'notice-error';
 456  
 457          printf(
 458              '<tr class="plugin-update-tr%s" id="%s" data-slug="%s" data-plugin="%s">' .
 459              '<td colspan="%s" class="plugin-update colspanchange">' .
 460              '<div class="update-message notice inline %s notice-alt"><p>',
 461              $active_class,
 462              esc_attr( $response->slug . '-update' ),
 463              esc_attr( $response->slug ),
 464              esc_attr( $file ),
 465              esc_attr( $wp_list_table->get_column_count() ),
 466              $notice_type
 467          );
 468  
 469          if ( ! current_user_can( 'update_plugins' ) ) {
 470              printf(
 471                  /* translators: 1: Plugin name, 2: Details URL, 3: Additional link attributes, 4: Version number. */
 472                  __( 'There is a new version of %1$s available. <a href="%2$s" %3$s>View version %4$s details</a>.' ),
 473                  $plugin_name,
 474                  esc_url( $details_url ),
 475                  sprintf(
 476                      'class="thickbox open-plugin-details-modal" aria-label="%s"',
 477                      /* translators: 1: Plugin name, 2: Version number. */
 478                      esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $plugin_name, $response->new_version ) )
 479                  ),
 480                  esc_attr( $response->new_version )
 481              );
 482          } elseif ( empty( $response->package ) ) {
 483              printf(
 484                  /* translators: 1: Plugin name, 2: Details URL, 3: Additional link attributes, 4: Version number. */
 485                  __( 'There is a new version of %1$s available. <a href="%2$s" %3$s>View version %4$s details</a>. <em>Automatic update is unavailable for this plugin.</em>' ),
 486                  $plugin_name,
 487                  esc_url( $details_url ),
 488                  sprintf(
 489                      'class="thickbox open-plugin-details-modal" aria-label="%s"',
 490                      /* translators: 1: Plugin name, 2: Version number. */
 491                      esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $plugin_name, $response->new_version ) )
 492                  ),
 493                  esc_attr( $response->new_version )
 494              );
 495          } else {
 496              if ( $compatible_php ) {
 497                  printf(
 498                      /* translators: 1: Plugin name, 2: Details URL, 3: Additional link attributes, 4: Version number, 5: Update URL, 6: Additional link attributes. */
 499                      __( 'There is a new version of %1$s available. <a href="%2$s" %3$s>View version %4$s details</a> or <a href="%5$s" %6$s>update now</a>.' ),
 500                      $plugin_name,
 501                      esc_url( $details_url ),
 502                      sprintf(
 503                          'class="thickbox open-plugin-details-modal" aria-label="%s"',
 504                          /* translators: 1: Plugin name, 2: Version number. */
 505                          esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $plugin_name, $response->new_version ) )
 506                      ),
 507                      esc_attr( $response->new_version ),
 508                      wp_nonce_url( self_admin_url( 'update.php?action=upgrade-plugin&plugin=' ) . $file, 'upgrade-plugin_' . $file ),
 509                      sprintf(
 510                          'class="update-link" aria-label="%s"',
 511                          /* translators: %s: Plugin name. */
 512                          esc_attr( sprintf( _x( 'Update %s now', 'plugin' ), $plugin_name ) )
 513                      )
 514                  );
 515              } else {
 516                  printf(
 517                      /* translators: 1: Plugin name, 2: Details URL, 3: Additional link attributes, 4: Version number 5: URL to Update PHP page. */
 518                      __( 'There is a new version of %1$s available, but it doesn&#8217;t work with your version of PHP. <a href="%2$s" %3$s>View version %4$s details</a> or <a href="%5$s">learn more about updating PHP</a>.' ),
 519                      $plugin_name,
 520                      esc_url( $details_url ),
 521                      sprintf(
 522                          'class="thickbox open-plugin-details-modal" aria-label="%s"',
 523                          /* translators: 1: Plugin name, 2: Version number. */
 524                          esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $plugin_name, $response->new_version ) )
 525                      ),
 526                      esc_attr( $response->new_version ),
 527                      esc_url( wp_get_update_php_url() )
 528                  );
 529                  wp_update_php_annotation( '<br><em>', '</em>' );
 530              }
 531          }
 532  
 533          /**
 534           * Fires at the end of the update message container in each
 535           * row of the plugins list table.
 536           *
 537           * The dynamic portion of the hook name, `$file`, refers to the path
 538           * of the plugin's primary file relative to the plugins directory.
 539           *
 540           * @since 2.8.0
 541           *
 542           * @param array $plugin_data {
 543           *     An array of plugin metadata.
 544           *
 545           *     @type string $name        The human-readable name of the plugin.
 546           *     @type string $plugin_uri  Plugin URI.
 547           *     @type string $version     Plugin version.
 548           *     @type string $description Plugin description.
 549           *     @type string $author      Plugin author.
 550           *     @type string $author_uri  Plugin author URI.
 551           *     @type string $text_domain Plugin text domain.
 552           *     @type string $domain_path Relative path to the plugin's .mo file(s).
 553           *     @type bool   $network     Whether the plugin can only be activated network wide.
 554           *     @type string $title       The human-readable title of the plugin.
 555           *     @type string $author_name Plugin author's name.
 556           *     @type bool   $update      Whether there's an available update. Default null.
 557           * }
 558           * @param array $response {
 559           *     An array of metadata about the available plugin update.
 560           *
 561           *     @type int    $id          Plugin ID.
 562           *     @type string $slug        Plugin slug.
 563           *     @type string $new_version New plugin version.
 564           *     @type string $url         Plugin URL.
 565           *     @type string $package     Plugin update package URL.
 566           * }
 567           */
 568          do_action( "in_plugin_update_message-{$file}", $plugin_data, $response ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
 569  
 570          echo '</p></div></td></tr>';
 571      }
 572  }
 573  
 574  /**
 575   * @since 2.9.0
 576   *
 577   * @return array
 578   */
 579  function get_theme_updates() {
 580      $current = get_site_transient( 'update_themes' );
 581  
 582      if ( ! isset( $current->response ) ) {
 583          return array();
 584      }
 585  
 586      $update_themes = array();
 587      foreach ( $current->response as $stylesheet => $data ) {
 588          $update_themes[ $stylesheet ]         = wp_get_theme( $stylesheet );
 589          $update_themes[ $stylesheet ]->update = $data;
 590      }
 591  
 592      return $update_themes;
 593  }
 594  
 595  /**
 596   * @since 3.1.0
 597   */
 598  function wp_theme_update_rows() {
 599      if ( ! current_user_can( 'update_themes' ) ) {
 600          return;
 601      }
 602  
 603      $themes = get_site_transient( 'update_themes' );
 604      if ( isset( $themes->response ) && is_array( $themes->response ) ) {
 605          $themes = array_keys( $themes->response );
 606  
 607          foreach ( $themes as $theme ) {
 608              add_action( "after_theme_row_{$theme}", 'wp_theme_update_row', 10, 2 );
 609          }
 610      }
 611  }
 612  
 613  /**
 614   * Displays update information for a theme.
 615   *
 616   * @since 3.1.0
 617   *
 618   * @param string   $theme_key Theme stylesheet.
 619   * @param WP_Theme $theme     Theme object.
 620   * @return void|false
 621   */
 622  function wp_theme_update_row( $theme_key, $theme ) {
 623      $current = get_site_transient( 'update_themes' );
 624  
 625      if ( ! isset( $current->response[ $theme_key ] ) ) {
 626          return false;
 627      }
 628  
 629      $response = $current->response[ $theme_key ];
 630  
 631      $details_url = add_query_arg(
 632          array(
 633              'TB_iframe' => 'true',
 634              'width'     => 1024,
 635              'height'    => 800,
 636          ),
 637          $current->response[ $theme_key ]['url']
 638      );
 639  
 640      /** @var WP_MS_Themes_List_Table $wp_list_table */
 641      $wp_list_table = _get_list_table( 'WP_MS_Themes_List_Table' );
 642  
 643      $active = $theme->is_allowed( 'network' ) ? ' active' : '';
 644  
 645      $requires_wp  = isset( $response['requires'] ) ? $response['requires'] : null;
 646      $requires_php = isset( $response['requires_php'] ) ? $response['requires_php'] : null;
 647  
 648      $compatible_wp  = is_wp_version_compatible( $requires_wp );
 649      $compatible_php = is_php_version_compatible( $requires_php );
 650  
 651      printf(
 652          '<tr class="plugin-update-tr%s" id="%s" data-slug="%s">' .
 653          '<td colspan="%s" class="plugin-update colspanchange">' .
 654          '<div class="update-message notice inline notice-warning notice-alt"><p>',
 655          $active,
 656          esc_attr( $theme->get_stylesheet() . '-update' ),
 657          esc_attr( $theme->get_stylesheet() ),
 658          $wp_list_table->get_column_count()
 659      );
 660  
 661      if ( $compatible_wp && $compatible_php ) {
 662          if ( ! current_user_can( 'update_themes' ) ) {
 663              printf(
 664                  /* translators: 1: Theme name, 2: Details URL, 3: Additional link attributes, 4: Version number. */
 665                  __( 'There is a new version of %1$s available. <a href="%2$s" %3$s>View version %4$s details</a>.' ),
 666                  $theme['Name'],
 667                  esc_url( $details_url ),
 668                  sprintf(
 669                      'class="thickbox open-plugin-details-modal" aria-label="%s"',
 670                      /* translators: 1: Theme name, 2: Version number. */
 671                      esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $theme['Name'], $response['new_version'] ) )
 672                  ),
 673                  $response['new_version']
 674              );
 675          } elseif ( empty( $response['package'] ) ) {
 676              printf(
 677                  /* translators: 1: Theme name, 2: Details URL, 3: Additional link attributes, 4: Version number. */
 678                  __( 'There is a new version of %1$s available. <a href="%2$s" %3$s>View version %4$s details</a>. <em>Automatic update is unavailable for this theme.</em>' ),
 679                  $theme['Name'],
 680                  esc_url( $details_url ),
 681                  sprintf(
 682                      'class="thickbox open-plugin-details-modal" aria-label="%s"',
 683                      /* translators: 1: Theme name, 2: Version number. */
 684                      esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $theme['Name'], $response['new_version'] ) )
 685                  ),
 686                  $response['new_version']
 687              );
 688          } else {
 689              printf(
 690                  /* translators: 1: Theme name, 2: Details URL, 3: Additional link attributes, 4: Version number, 5: Update URL, 6: Additional link attributes. */
 691                  __( 'There is a new version of %1$s available. <a href="%2$s" %3$s>View version %4$s details</a> or <a href="%5$s" %6$s>update now</a>.' ),
 692                  $theme['Name'],
 693                  esc_url( $details_url ),
 694                  sprintf(
 695                      'class="thickbox open-plugin-details-modal" aria-label="%s"',
 696                      /* translators: 1: Theme name, 2: Version number. */
 697                      esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $theme['Name'], $response['new_version'] ) )
 698                  ),
 699                  $response['new_version'],
 700                  wp_nonce_url( self_admin_url( 'update.php?action=upgrade-theme&theme=' ) . $theme_key, 'upgrade-theme_' . $theme_key ),
 701                  sprintf(
 702                      'class="update-link" aria-label="%s"',
 703                      /* translators: %s: Theme name. */
 704                      esc_attr( sprintf( _x( 'Update %s now', 'theme' ), $theme['Name'] ) )
 705                  )
 706              );
 707          }
 708      } else {
 709          if ( ! $compatible_wp && ! $compatible_php ) {
 710              printf(
 711                  /* translators: %s: Theme name. */
 712                  __( 'There is a new version of %s available, but it doesn&#8217;t work with your versions of WordPress and PHP.' ),
 713                  $theme['Name']
 714              );
 715              if ( current_user_can( 'update_core' ) && current_user_can( 'update_php' ) ) {
 716                  printf(
 717                      /* translators: 1: URL to WordPress Updates screen, 2: URL to Update PHP page. */
 718                      ' ' . __( '<a href="%1$s">Please update WordPress</a>, and then <a href="%2$s">learn more about updating PHP</a>.' ),
 719                      self_admin_url( 'update-core.php' ),
 720                      esc_url( wp_get_update_php_url() )
 721                  );
 722                  wp_update_php_annotation( '</p><p><em>', '</em>' );
 723              } elseif ( current_user_can( 'update_core' ) ) {
 724                  printf(
 725                      /* translators: %s: URL to WordPress Updates screen. */
 726                      ' ' . __( '<a href="%s">Please update WordPress</a>.' ),
 727                      self_admin_url( 'update-core.php' )
 728                  );
 729              } elseif ( current_user_can( 'update_php' ) ) {
 730                  printf(
 731                      /* translators: %s: URL to Update PHP page. */
 732                      ' ' . __( '<a href="%s">Learn more about updating PHP</a>.' ),
 733                      esc_url( wp_get_update_php_url() )
 734                  );
 735                  wp_update_php_annotation( '</p><p><em>', '</em>' );
 736              }
 737          } elseif ( ! $compatible_wp ) {
 738              printf(
 739                  /* translators: %s: Theme name. */
 740                  __( 'There is a new version of %s available, but it doesn&#8217;t work with your version of WordPress.' ),
 741                  $theme['Name']
 742              );
 743              if ( current_user_can( 'update_core' ) ) {
 744                  printf(
 745                      /* translators: %s: URL to WordPress Updates screen. */
 746                      ' ' . __( '<a href="%s">Please update WordPress</a>.' ),
 747                      self_admin_url( 'update-core.php' )
 748                  );
 749              }
 750          } elseif ( ! $compatible_php ) {
 751              printf(
 752                  /* translators: %s: Theme name. */
 753                  __( 'There is a new version of %s available, but it doesn&#8217;t work with your version of PHP.' ),
 754                  $theme['Name']
 755              );
 756              if ( current_user_can( 'update_php' ) ) {
 757                  printf(
 758                      /* translators: %s: URL to Update PHP page. */
 759                      ' ' . __( '<a href="%s">Learn more about updating PHP</a>.' ),
 760                      esc_url( wp_get_update_php_url() )
 761                  );
 762                  wp_update_php_annotation( '</p><p><em>', '</em>' );
 763              }
 764          }
 765      }
 766  
 767      /**
 768       * Fires at the end of the update message container in each
 769       * row of the themes list table.
 770       *
 771       * The dynamic portion of the hook name, `$theme_key`, refers to
 772       * the theme slug as found in the WordPress.org themes repository.
 773       *
 774       * @since 3.1.0
 775       *
 776       * @param WP_Theme $theme    The WP_Theme object.
 777       * @param array    $response {
 778       *     An array of metadata about the available theme update.
 779       *
 780       *     @type string $new_version New theme version.
 781       *     @type string $url         Theme URL.
 782       *     @type string $package     Theme update package URL.
 783       * }
 784       */
 785      do_action( "in_theme_update_message-{$theme_key}", $theme, $response ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
 786  
 787      echo '</p></div></td></tr>';
 788  }
 789  
 790  /**
 791   * @since 2.7.0
 792   *
 793   * @global int $upgrading
 794   * @return void|false
 795   */
 796  function maintenance_nag() {
 797      // Include an unmodified $wp_version.
 798      require  ABSPATH . WPINC . '/version.php';
 799      global $upgrading;
 800      $nag = isset( $upgrading );
 801      if ( ! $nag ) {
 802          $failed = get_site_option( 'auto_core_update_failed' );
 803          /*
 804           * If an update failed critically, we may have copied over version.php but not other files.
 805           * In that case, if the installation claims we're running the version we attempted, nag.
 806           * This is serious enough to err on the side of nagging.
 807           *
 808           * If we simply failed to update before we tried to copy any files, then assume things are
 809           * OK if they are now running the latest.
 810           *
 811           * This flag is cleared whenever a successful update occurs using Core_Upgrader.
 812           */
 813          $comparison = ! empty( $failed['critical'] ) ? '>=' : '>';
 814          if ( isset( $failed['attempted'] ) && version_compare( $failed['attempted'], $wp_version, $comparison ) ) {
 815              $nag = true;
 816          }
 817      }
 818  
 819      if ( ! $nag ) {
 820          return false;
 821      }
 822  
 823      if ( current_user_can( 'update_core' ) ) {
 824          $msg = sprintf(
 825              /* translators: %s: URL to WordPress Updates screen. */
 826              __( 'An automated WordPress update has failed to complete - <a href="%s">please attempt the update again now</a>.' ),
 827              'update-core.php'
 828          );
 829      } else {
 830          $msg = __( 'An automated WordPress update has failed to complete! Please notify the site administrator.' );
 831      }
 832  
 833      echo "<div class='update-nag notice notice-warning inline'>$msg</div>";
 834  }
 835  
 836  /**
 837   * Prints the JavaScript templates for update admin notices.
 838   *
 839   * Template takes one argument with four values:
 840   *
 841   *     param {object} data {
 842   *         Arguments for admin notice.
 843   *
 844   *         @type string id        ID of the notice.
 845   *         @type string className Class names for the notice.
 846   *         @type string message   The notice's message.
 847   *         @type string type      The type of update the notice is for. Either 'plugin' or 'theme'.
 848   *     }
 849   *
 850   * @since 4.6.0
 851   */
 852  function wp_print_admin_notice_templates() {
 853      ?>
 854      <script id="tmpl-wp-updates-admin-notice" type="text/html">
 855          <div <# if ( data.id ) { #>id="{{ data.id }}"<# } #> class="notice {{ data.className }}"><p>{{{ data.message }}}</p></div>
 856      </script>
 857      <script id="tmpl-wp-bulk-updates-admin-notice" type="text/html">
 858          <div id="{{ data.id }}" class="{{ data.className }} notice <# if ( data.errors ) { #>notice-error<# } else { #>notice-success<# } #>">
 859              <p>
 860                  <# if ( data.successes ) { #>
 861                      <# if ( 1 === data.successes ) { #>
 862                          <# if ( 'plugin' === data.type ) { #>
 863                              <?php
 864                              /* translators: %s: Number of plugins. */
 865                              printf( __( '%s plugin successfully updated.' ), '{{ data.successes }}' );
 866                              ?>
 867                          <# } else { #>
 868                              <?php
 869                              /* translators: %s: Number of themes. */
 870                              printf( __( '%s theme successfully updated.' ), '{{ data.successes }}' );
 871                              ?>
 872                          <# } #>
 873                      <# } else { #>
 874                          <# if ( 'plugin' === data.type ) { #>
 875                              <?php
 876                              /* translators: %s: Number of plugins. */
 877                              printf( __( '%s plugins successfully updated.' ), '{{ data.successes }}' );
 878                              ?>
 879                          <# } else { #>
 880                              <?php
 881                              /* translators: %s: Number of themes. */
 882                              printf( __( '%s themes successfully updated.' ), '{{ data.successes }}' );
 883                              ?>
 884                          <# } #>
 885                      <# } #>
 886                  <# } #>
 887                  <# if ( data.errors ) { #>
 888                      <button class="button-link bulk-action-errors-collapsed" aria-expanded="false">
 889                          <# if ( 1 === data.errors ) { #>
 890                              <?php
 891                              /* translators: %s: Number of failed updates. */
 892                              printf( __( '%s update failed.' ), '{{ data.errors }}' );
 893                              ?>
 894                          <# } else { #>
 895                              <?php
 896                              /* translators: %s: Number of failed updates. */
 897                              printf( __( '%s updates failed.' ), '{{ data.errors }}' );
 898                              ?>
 899                          <# } #>
 900                          <span class="screen-reader-text"><?php _e( 'Show more details' ); ?></span>
 901                          <span class="toggle-indicator" aria-hidden="true"></span>
 902                      </button>
 903                  <# } #>
 904              </p>
 905              <# if ( data.errors ) { #>
 906                  <ul class="bulk-action-errors hidden">
 907                      <# _.each( data.errorMessages, function( errorMessage ) { #>
 908                          <li>{{ errorMessage }}</li>
 909                      <# } ); #>
 910                  </ul>
 911              <# } #>
 912          </div>
 913      </script>
 914      <?php
 915  }
 916  
 917  /**
 918   * Prints the JavaScript templates for update and deletion rows in list tables.
 919   *
 920   * The update template takes one argument with four values:
 921   *
 922   *     param {object} data {
 923   *         Arguments for the update row
 924   *
 925   *         @type string slug    Plugin slug.
 926   *         @type string plugin  Plugin base name.
 927   *         @type string colspan The number of table columns this row spans.
 928   *         @type string content The row content.
 929   *     }
 930   *
 931   * The delete template takes one argument with four values:
 932   *
 933   *     param {object} data {
 934   *         Arguments for the update row
 935   *
 936   *         @type string slug    Plugin slug.
 937   *         @type string plugin  Plugin base name.
 938   *         @type string name    Plugin name.
 939   *         @type string colspan The number of table columns this row spans.
 940   *     }
 941   *
 942   * @since 4.6.0
 943   */
 944  function wp_print_update_row_templates() {
 945      ?>
 946      <script id="tmpl-item-update-row" type="text/template">
 947          <tr class="plugin-update-tr update" id="{{ data.slug }}-update" data-slug="{{ data.slug }}" <# if ( data.plugin ) { #>data-plugin="{{ data.plugin }}"<# } #>>
 948              <td colspan="{{ data.colspan }}" class="plugin-update colspanchange">
 949                  {{{ data.content }}}
 950              </td>
 951          </tr>
 952      </script>
 953      <script id="tmpl-item-deleted-row" type="text/template">
 954          <tr class="plugin-deleted-tr inactive deleted" id="{{ data.slug }}-deleted" data-slug="{{ data.slug }}" <# if ( data.plugin ) { #>data-plugin="{{ data.plugin }}"<# } #>>
 955              <td colspan="{{ data.colspan }}" class="plugin-update colspanchange">
 956                  <# if ( data.plugin ) { #>
 957                      <?php
 958                      printf(
 959                          /* translators: %s: Plugin name. */
 960                          _x( '%s was successfully deleted.', 'plugin' ),
 961                          '<strong>{{{ data.name }}}</strong>'
 962                      );
 963                      ?>
 964                  <# } else { #>
 965                      <?php
 966                      printf(
 967                          /* translators: %s: Theme name. */
 968                          _x( '%s was successfully deleted.', 'theme' ),
 969                          '<strong>{{{ data.name }}}</strong>'
 970                      );
 971                      ?>
 972                  <# } #>
 973              </td>
 974          </tr>
 975      </script>
 976      <?php
 977  }
 978  
 979  /**
 980   * Displays a notice when the user is in recovery mode.
 981   *
 982   * @since 5.2.0
 983   */
 984  function wp_recovery_mode_nag() {
 985      if ( ! wp_is_recovery_mode() ) {
 986          return;
 987      }
 988  
 989      $url = wp_login_url();
 990      $url = add_query_arg( 'action', WP_Recovery_Mode::EXIT_ACTION, $url );
 991      $url = wp_nonce_url( $url, WP_Recovery_Mode::EXIT_ACTION );
 992  
 993      ?>
 994      <div class="notice notice-info">
 995          <p>
 996              <?php
 997              printf(
 998                  /* translators: %s: Recovery Mode exit link. */
 999                  __( 'You are in recovery mode. This means there may be an error with a theme or plugin. To exit recovery mode, log out or use the Exit button. <a href="%s">Exit Recovery Mode</a>' ),
1000                  esc_url( $url )
1001              );
1002              ?>
1003          </p>
1004      </div>
1005      <?php
1006  }
1007  
1008  /**
1009   * Checks whether auto-updates are enabled.
1010   *
1011   * @since 5.5.0
1012   *
1013   * @param string $type The type of update being checked: 'theme' or 'plugin'.
1014   * @return bool True if auto-updates are enabled for `$type`, false otherwise.
1015   */
1016  function wp_is_auto_update_enabled_for_type( $type ) {
1017      if ( ! class_exists( 'WP_Automatic_Updater' ) ) {
1018          require_once ABSPATH . 'wp-admin/includes/class-wp-automatic-updater.php';
1019      }
1020  
1021      $updater = new WP_Automatic_Updater();
1022      $enabled = ! $updater->is_disabled();
1023  
1024      switch ( $type ) {
1025          case 'plugin':
1026              /**
1027               * Filters whether plugins auto-update is enabled.
1028               *
1029               * @since 5.5.0
1030               *
1031               * @param bool $enabled True if plugins auto-update is enabled, false otherwise.
1032               */
1033              return apply_filters( 'plugins_auto_update_enabled', $enabled );
1034          case 'theme':
1035              /**
1036               * Filters whether themes auto-update is enabled.
1037               *
1038               * @since 5.5.0
1039               *
1040               * @param bool $enabled True if themes auto-update is enabled, false otherwise.
1041               */
1042              return apply_filters( 'themes_auto_update_enabled', $enabled );
1043      }
1044  
1045      return false;
1046  }
1047  
1048  /**
1049   * Determines the appropriate auto-update message to be displayed.
1050   *
1051   * @since 5.5.0
1052   *
1053   * @return string The update message to be shown.
1054   */
1055  function wp_get_auto_update_message() {
1056      $next_update_time = wp_next_scheduled( 'wp_version_check' );
1057  
1058      // Check if the event exists.
1059      if ( false === $next_update_time ) {
1060          $message = __( 'Automatic update not scheduled. There may be a problem with WP-Cron.' );
1061      } else {
1062          $time_to_next_update = human_time_diff( intval( $next_update_time ) );
1063  
1064          // See if cron is overdue.
1065          $overdue = ( time() - $next_update_time ) > 0;
1066  
1067          if ( $overdue ) {
1068              $message = sprintf(
1069                  /* translators: %s: Duration that WP-Cron has been overdue. */
1070                  __( 'Automatic update overdue by %s. There may be a problem with WP-Cron.' ),
1071                  $time_to_next_update
1072              );
1073          } else {
1074              $message = sprintf(
1075                  /* translators: %s: Time until the next update. */
1076                  __( 'Automatic update scheduled in %s.' ),
1077                  $time_to_next_update
1078              );
1079          }
1080      }
1081  
1082      return $message;
1083  }


Generated: Tue Sep 22 01:00:03 2020 Cross-referenced by PHPXref 0.7.1