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/wp-admin/ -> plugins.php (source)

   1  <?php
   2  /**
   3   * Plugins administration panel.
   4   *
   5   * @package WordPress
   6   * @subpackage Administration
   7   */
   8  
   9  /** WordPress Administration Bootstrap */
  10  require_once  __DIR__ . '/admin.php';
  11  
  12  if ( ! current_user_can( 'activate_plugins' ) ) {
  13      wp_die( __( 'Sorry, you are not allowed to manage plugins for this site.' ) );
  14  }
  15  
  16  $wp_list_table = _get_list_table( 'WP_Plugins_List_Table' );
  17  $pagenum       = $wp_list_table->get_pagenum();
  18  
  19  $action = $wp_list_table->current_action();
  20  
  21  $plugin = isset( $_REQUEST['plugin'] ) ? wp_unslash( $_REQUEST['plugin'] ) : '';
  22  $s      = isset( $_REQUEST['s'] ) ? urlencode( wp_unslash( $_REQUEST['s'] ) ) : '';
  23  
  24  // Clean up request URI from temporary args for screen options/paging uri's to work as expected.
  25  $query_args_to_remove = array(
  26      'error',
  27      'deleted',
  28      'activate',
  29      'activate-multi',
  30      'deactivate',
  31      'deactivate-multi',
  32      'enabled-auto-update',
  33      'disabled-auto-update',
  34      'enabled-auto-update-multi',
  35      'disabled-auto-update-multi',
  36      '_error_nonce',
  37  );
  38  
  39  $_SERVER['REQUEST_URI'] = remove_query_arg( $query_args_to_remove, $_SERVER['REQUEST_URI'] );
  40  
  41  wp_enqueue_script( 'updates' );
  42  
  43  if ( $action ) {
  44  
  45      switch ( $action ) {
  46          case 'activate':
  47              if ( ! current_user_can( 'activate_plugin', $plugin ) ) {
  48                  wp_die( __( 'Sorry, you are not allowed to activate this plugin.' ) );
  49              }
  50  
  51              if ( is_multisite() && ! is_network_admin() && is_network_only_plugin( $plugin ) ) {
  52                  wp_redirect( self_admin_url( "plugins.php?plugin_status=$status&paged=$page&s=$s" ) );
  53                  exit;
  54              }
  55  
  56              check_admin_referer( 'activate-plugin_' . $plugin );
  57  
  58              $result = activate_plugin( $plugin, self_admin_url( 'plugins.php?error=true&plugin=' . urlencode( $plugin ) ), is_network_admin() );
  59              if ( is_wp_error( $result ) ) {
  60                  if ( 'unexpected_output' === $result->get_error_code() ) {
  61                      $redirect = self_admin_url( 'plugins.php?error=true&charsout=' . strlen( $result->get_error_data() ) . '&plugin=' . urlencode( $plugin ) . "&plugin_status=$status&paged=$page&s=$s" );
  62                      wp_redirect( add_query_arg( '_error_nonce', wp_create_nonce( 'plugin-activation-error_' . $plugin ), $redirect ) );
  63                      exit;
  64                  } else {
  65                      wp_die( $result );
  66                  }
  67              }
  68  
  69              if ( ! is_network_admin() ) {
  70                  $recent = (array) get_option( 'recently_activated' );
  71                  unset( $recent[ $plugin ] );
  72                  update_option( 'recently_activated', $recent );
  73              } else {
  74                  $recent = (array) get_site_option( 'recently_activated' );
  75                  unset( $recent[ $plugin ] );
  76                  update_site_option( 'recently_activated', $recent );
  77              }
  78  
  79              if ( isset( $_GET['from'] ) && 'import' === $_GET['from'] ) {
  80                  // Overrides the ?error=true one above and redirects to the Imports page, stripping the -importer suffix.
  81                  wp_redirect( self_admin_url( 'import.php?import=' . str_replace( '-importer', '', dirname( $plugin ) ) ) );
  82              } elseif ( isset( $_GET['from'] ) && 'press-this' === $_GET['from'] ) {
  83                  wp_redirect( self_admin_url( 'press-this.php' ) );
  84              } else {
  85                  // Overrides the ?error=true one above.
  86                  wp_redirect( self_admin_url( "plugins.php?activate=true&plugin_status=$status&paged=$page&s=$s" ) );
  87              }
  88              exit;
  89  
  90          case 'activate-selected':
  91              if ( ! current_user_can( 'activate_plugins' ) ) {
  92                  wp_die( __( 'Sorry, you are not allowed to activate plugins for this site.' ) );
  93              }
  94  
  95              check_admin_referer( 'bulk-plugins' );
  96  
  97              $plugins = isset( $_POST['checked'] ) ? (array) wp_unslash( $_POST['checked'] ) : array();
  98  
  99              if ( is_network_admin() ) {
 100                  foreach ( $plugins as $i => $plugin ) {
 101                      // Only activate plugins which are not already network activated.
 102                      if ( is_plugin_active_for_network( $plugin ) ) {
 103                          unset( $plugins[ $i ] );
 104                      }
 105                  }
 106              } else {
 107                  foreach ( $plugins as $i => $plugin ) {
 108                      // Only activate plugins which are not already active and are not network-only when on Multisite.
 109                      if ( is_plugin_active( $plugin ) || ( is_multisite() && is_network_only_plugin( $plugin ) ) ) {
 110                          unset( $plugins[ $i ] );
 111                      }
 112                      // Only activate plugins which the user can activate.
 113                      if ( ! current_user_can( 'activate_plugin', $plugin ) ) {
 114                          unset( $plugins[ $i ] );
 115                      }
 116                  }
 117              }
 118  
 119              if ( empty( $plugins ) ) {
 120                  wp_redirect( self_admin_url( "plugins.php?plugin_status=$status&paged=$page&s=$s" ) );
 121                  exit;
 122              }
 123  
 124              activate_plugins( $plugins, self_admin_url( 'plugins.php?error=true' ), is_network_admin() );
 125  
 126              if ( ! is_network_admin() ) {
 127                  $recent = (array) get_option( 'recently_activated' );
 128              } else {
 129                  $recent = (array) get_site_option( 'recently_activated' );
 130              }
 131  
 132              foreach ( $plugins as $plugin ) {
 133                  unset( $recent[ $plugin ] );
 134              }
 135  
 136              if ( ! is_network_admin() ) {
 137                  update_option( 'recently_activated', $recent );
 138              } else {
 139                  update_site_option( 'recently_activated', $recent );
 140              }
 141  
 142              wp_redirect( self_admin_url( "plugins.php?activate-multi=true&plugin_status=$status&paged=$page&s=$s" ) );
 143              exit;
 144  
 145          case 'update-selected':
 146              check_admin_referer( 'bulk-plugins' );
 147  
 148              if ( isset( $_GET['plugins'] ) ) {
 149                  $plugins = explode( ',', wp_unslash( $_GET['plugins'] ) );
 150              } elseif ( isset( $_POST['checked'] ) ) {
 151                  $plugins = (array) wp_unslash( $_POST['checked'] );
 152              } else {
 153                  $plugins = array();
 154              }
 155  
 156              // Used in the HTML title tag.
 157              $title       = __( 'Update Plugins' );
 158              $parent_file = 'plugins.php';
 159  
 160              wp_enqueue_script( 'updates' );
 161              require_once ABSPATH . 'wp-admin/admin-header.php';
 162  
 163              echo '<div class="wrap">';
 164              echo '<h1>' . esc_html( $title ) . '</h1>';
 165  
 166              $url = self_admin_url( 'update.php?action=update-selected&amp;plugins=' . urlencode( implode( ',', $plugins ) ) );
 167              $url = wp_nonce_url( $url, 'bulk-update-plugins' );
 168  
 169              echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
 170              echo '</div>';
 171              require_once ABSPATH . 'wp-admin/admin-footer.php';
 172              exit;
 173  
 174          case 'error_scrape':
 175              if ( ! current_user_can( 'activate_plugin', $plugin ) ) {
 176                  wp_die( __( 'Sorry, you are not allowed to activate this plugin.' ) );
 177              }
 178  
 179              check_admin_referer( 'plugin-activation-error_' . $plugin );
 180  
 181              $valid = validate_plugin( $plugin );
 182              if ( is_wp_error( $valid ) ) {
 183                  wp_die( $valid );
 184              }
 185  
 186              if ( ! WP_DEBUG ) {
 187                  error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR );
 188              }
 189  
 190              ini_set( 'display_errors', true ); // Ensure that fatal errors are displayed.
 191              // Go back to "sandbox" scope so we get the same errors as before.
 192              plugin_sandbox_scrape( $plugin );
 193              /** This action is documented in wp-admin/includes/plugin.php */
 194              do_action( "activate_{$plugin}" );
 195              exit;
 196  
 197          case 'deactivate':
 198              if ( ! current_user_can( 'deactivate_plugin', $plugin ) ) {
 199                  wp_die( __( 'Sorry, you are not allowed to deactivate this plugin.' ) );
 200              }
 201  
 202              check_admin_referer( 'deactivate-plugin_' . $plugin );
 203  
 204              if ( ! is_network_admin() && is_plugin_active_for_network( $plugin ) ) {
 205                  wp_redirect( self_admin_url( "plugins.php?plugin_status=$status&paged=$page&s=$s" ) );
 206                  exit;
 207              }
 208  
 209              deactivate_plugins( $plugin, false, is_network_admin() );
 210  
 211              if ( ! is_network_admin() ) {
 212                  update_option( 'recently_activated', array( $plugin => time() ) + (array) get_option( 'recently_activated' ) );
 213              } else {
 214                  update_site_option( 'recently_activated', array( $plugin => time() ) + (array) get_site_option( 'recently_activated' ) );
 215              }
 216  
 217              if ( headers_sent() ) {
 218                  echo "<meta http-equiv='refresh' content='" . esc_attr( "0;url=plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s" ) . "' />";
 219              } else {
 220                  wp_redirect( self_admin_url( "plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s" ) );
 221              }
 222              exit;
 223  
 224          case 'deactivate-selected':
 225              if ( ! current_user_can( 'deactivate_plugins' ) ) {
 226                  wp_die( __( 'Sorry, you are not allowed to deactivate plugins for this site.' ) );
 227              }
 228  
 229              check_admin_referer( 'bulk-plugins' );
 230  
 231              $plugins = isset( $_POST['checked'] ) ? (array) wp_unslash( $_POST['checked'] ) : array();
 232              // Do not deactivate plugins which are already deactivated.
 233              if ( is_network_admin() ) {
 234                  $plugins = array_filter( $plugins, 'is_plugin_active_for_network' );
 235              } else {
 236                  $plugins = array_filter( $plugins, 'is_plugin_active' );
 237                  $plugins = array_diff( $plugins, array_filter( $plugins, 'is_plugin_active_for_network' ) );
 238  
 239                  foreach ( $plugins as $i => $plugin ) {
 240                      // Only deactivate plugins which the user can deactivate.
 241                      if ( ! current_user_can( 'deactivate_plugin', $plugin ) ) {
 242                          unset( $plugins[ $i ] );
 243                      }
 244                  }
 245              }
 246              if ( empty( $plugins ) ) {
 247                  wp_redirect( self_admin_url( "plugins.php?plugin_status=$status&paged=$page&s=$s" ) );
 248                  exit;
 249              }
 250  
 251              deactivate_plugins( $plugins, false, is_network_admin() );
 252  
 253              $deactivated = array();
 254              foreach ( $plugins as $plugin ) {
 255                  $deactivated[ $plugin ] = time();
 256              }
 257  
 258              if ( ! is_network_admin() ) {
 259                  update_option( 'recently_activated', $deactivated + (array) get_option( 'recently_activated' ) );
 260              } else {
 261                  update_site_option( 'recently_activated', $deactivated + (array) get_site_option( 'recently_activated' ) );
 262              }
 263  
 264              wp_redirect( self_admin_url( "plugins.php?deactivate-multi=true&plugin_status=$status&paged=$page&s=$s" ) );
 265              exit;
 266  
 267          case 'delete-selected':
 268              if ( ! current_user_can( 'delete_plugins' ) ) {
 269                  wp_die( __( 'Sorry, you are not allowed to delete plugins for this site.' ) );
 270              }
 271  
 272              check_admin_referer( 'bulk-plugins' );
 273  
 274              // $_POST = from the plugin form; $_GET = from the FTP details screen.
 275              $plugins = isset( $_REQUEST['checked'] ) ? (array) wp_unslash( $_REQUEST['checked'] ) : array();
 276              if ( empty( $plugins ) ) {
 277                  wp_redirect( self_admin_url( "plugins.php?plugin_status=$status&paged=$page&s=$s" ) );
 278                  exit;
 279              }
 280  
 281              $plugins = array_filter( $plugins, 'is_plugin_inactive' ); // Do not allow to delete activated plugins.
 282              if ( empty( $plugins ) ) {
 283                  wp_redirect( self_admin_url( "plugins.php?error=true&main=true&plugin_status=$status&paged=$page&s=$s" ) );
 284                  exit;
 285              }
 286  
 287              // Bail on all if any paths are invalid.
 288              // validate_file() returns truthy for invalid files.
 289              $invalid_plugin_files = array_filter( $plugins, 'validate_file' );
 290              if ( $invalid_plugin_files ) {
 291                  wp_redirect( self_admin_url( "plugins.php?plugin_status=$status&paged=$page&s=$s" ) );
 292                  exit;
 293              }
 294  
 295              require ABSPATH . 'wp-admin/update.php';
 296  
 297              $parent_file = 'plugins.php';
 298  
 299              if ( ! isset( $_REQUEST['verify-delete'] ) ) {
 300                  wp_enqueue_script( 'jquery' );
 301                  require_once ABSPATH . 'wp-admin/admin-header.php';
 302  
 303                  ?>
 304                  <div class="wrap">
 305                  <?php
 306  
 307                  $plugin_info              = array();
 308                  $have_non_network_plugins = false;
 309  
 310                  foreach ( (array) $plugins as $plugin ) {
 311                      $plugin_slug = dirname( $plugin );
 312  
 313                      if ( '.' === $plugin_slug ) {
 314                          $data = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin );
 315                          if ( $data ) {
 316                              $plugin_info[ $plugin ]                     = $data;
 317                              $plugin_info[ $plugin ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 318                              if ( ! $plugin_info[ $plugin ]['Network'] ) {
 319                                  $have_non_network_plugins = true;
 320                              }
 321                          }
 322                      } else {
 323                          // Get plugins list from that folder.
 324                          $folder_plugins = get_plugins( '/' . $plugin_slug );
 325                          if ( $folder_plugins ) {
 326                              foreach ( $folder_plugins as $plugin_file => $data ) {
 327                                  $plugin_info[ $plugin_file ]                     = _get_plugin_data_markup_translate( $plugin_file, $data );
 328                                  $plugin_info[ $plugin_file ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 329                                  if ( ! $plugin_info[ $plugin_file ]['Network'] ) {
 330                                      $have_non_network_plugins = true;
 331                                  }
 332                              }
 333                          }
 334                      }
 335                  }
 336  
 337                  $plugins_to_delete = count( $plugin_info );
 338  
 339                  ?>
 340                  <?php if ( 1 === $plugins_to_delete ) : ?>
 341                      <h1><?php _e( 'Delete Plugin' ); ?></h1>
 342                      <?php if ( $have_non_network_plugins && is_network_admin() ) : ?>
 343                          <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'This plugin may be active on other sites in the network.' ); ?></p></div>
 344                      <?php endif; ?>
 345                      <p><?php _e( 'You are about to remove the following plugin:' ); ?></p>
 346                  <?php else : ?>
 347                      <h1><?php _e( 'Delete Plugins' ); ?></h1>
 348                      <?php if ( $have_non_network_plugins && is_network_admin() ) : ?>
 349                          <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'These plugins may be active on other sites in the network.' ); ?></p></div>
 350                      <?php endif; ?>
 351                      <p><?php _e( 'You are about to remove the following plugins:' ); ?></p>
 352                  <?php endif; ?>
 353                      <ul class="ul-disc">
 354                          <?php
 355  
 356                          $data_to_delete = false;
 357  
 358                          foreach ( $plugin_info as $plugin ) {
 359                              if ( $plugin['is_uninstallable'] ) {
 360                                  /* translators: 1: Plugin name, 2: Plugin author. */
 361                                  echo '<li>', sprintf( __( '%1$s by %2$s (will also <strong>delete its data</strong>)' ), '<strong>' . $plugin['Name'] . '</strong>', '<em>' . $plugin['AuthorName'] . '</em>' ), '</li>';
 362                                  $data_to_delete = true;
 363                              } else {
 364                                  /* translators: 1: Plugin name, 2: Plugin author. */
 365                                  echo '<li>', sprintf( _x( '%1$s by %2$s', 'plugin' ), '<strong>' . $plugin['Name'] . '</strong>', '<em>' . $plugin['AuthorName'] ) . '</em>', '</li>';
 366                              }
 367                          }
 368  
 369                          ?>
 370                      </ul>
 371                  <p>
 372                  <?php
 373  
 374                  if ( $data_to_delete ) {
 375                      _e( 'Are you sure you want to delete these files and data?' );
 376                  } else {
 377                      _e( 'Are you sure you want to delete these files?' );
 378                  }
 379  
 380                  ?>
 381                  </p>
 382                  <form method="post" action="<?php echo esc_url( $_SERVER['REQUEST_URI'] ); ?>" style="display:inline;">
 383                      <input type="hidden" name="verify-delete" value="1" />
 384                      <input type="hidden" name="action" value="delete-selected" />
 385                      <?php
 386  
 387                      foreach ( (array) $plugins as $plugin ) {
 388                          echo '<input type="hidden" name="checked[]" value="' . esc_attr( $plugin ) . '" />';
 389                      }
 390  
 391                      ?>
 392                      <?php wp_nonce_field( 'bulk-plugins' ); ?>
 393                      <?php submit_button( $data_to_delete ? __( 'Yes, delete these files and data' ) : __( 'Yes, delete these files' ), '', 'submit', false ); ?>
 394                  </form>
 395                  <?php
 396  
 397                  $referer = wp_get_referer();
 398  
 399                  ?>
 400                  <form method="post" action="<?php echo $referer ? esc_url( $referer ) : ''; ?>" style="display:inline;">
 401                      <?php submit_button( __( 'No, return me to the plugin list' ), '', 'submit', false ); ?>
 402                  </form>
 403                  </div>
 404                  <?php
 405  
 406                  require_once ABSPATH . 'wp-admin/admin-footer.php';
 407                  exit;
 408              } else {
 409                  $plugins_to_delete = count( $plugins );
 410              } // End if verify-delete.
 411  
 412              $delete_result = delete_plugins( $plugins );
 413  
 414              // Store the result in a cache rather than a URL param due to object type & length.
 415              set_transient( 'plugins_delete_result_' . $user_ID, $delete_result );
 416              wp_redirect( self_admin_url( "plugins.php?deleted=$plugins_to_delete&plugin_status=$status&paged=$page&s=$s" ) );
 417              exit;
 418          case 'clear-recent-list':
 419              if ( ! is_network_admin() ) {
 420                  update_option( 'recently_activated', array() );
 421              } else {
 422                  update_site_option( 'recently_activated', array() );
 423              }
 424  
 425              break;
 426          case 'resume':
 427              if ( is_multisite() ) {
 428                  return;
 429              }
 430  
 431              if ( ! current_user_can( 'resume_plugin', $plugin ) ) {
 432                  wp_die( __( 'Sorry, you are not allowed to resume this plugin.' ) );
 433              }
 434  
 435              check_admin_referer( 'resume-plugin_' . $plugin );
 436  
 437              $result = resume_plugin( $plugin, self_admin_url( "plugins.php?error=resuming&plugin_status=$status&paged=$page&s=$s" ) );
 438  
 439              if ( is_wp_error( $result ) ) {
 440                  wp_die( $result );
 441              }
 442  
 443              wp_redirect( self_admin_url( "plugins.php?resume=true&plugin_status=$status&paged=$page&s=$s" ) );
 444              exit;
 445          case 'enable-auto-update':
 446          case 'disable-auto-update':
 447          case 'enable-auto-update-selected':
 448          case 'disable-auto-update-selected':
 449              if ( ! current_user_can( 'update_plugins' ) || ! wp_is_auto_update_enabled_for_type( 'plugin' ) ) {
 450                  wp_die( __( 'Sorry, you are not allowed to manage plugins automatic updates.' ) );
 451              }
 452  
 453              if ( is_multisite() && ! is_network_admin() ) {
 454                  wp_die( __( 'Please connect to your network admin to manage plugins automatic updates.' ) );
 455              }
 456  
 457              $redirect = self_admin_url( "plugins.php?plugin_status={$status}&paged={$page}&s={$s}" );
 458  
 459              if ( 'enable-auto-update' === $action || 'disable-auto-update' === $action ) {
 460                  if ( empty( $plugin ) ) {
 461                      wp_redirect( $redirect );
 462                      exit;
 463                  }
 464  
 465                  check_admin_referer( 'updates' );
 466              } else {
 467                  if ( empty( $_POST['checked'] ) ) {
 468                      wp_redirect( $redirect );
 469                      exit;
 470                  }
 471  
 472                  check_admin_referer( 'bulk-plugins' );
 473              }
 474  
 475              $auto_updates = (array) get_site_option( 'auto_update_plugins', array() );
 476  
 477              if ( 'enable-auto-update' === $action ) {
 478                  $auto_updates[] = $plugin;
 479                  $auto_updates   = array_unique( $auto_updates );
 480                  $redirect       = add_query_arg( array( 'enabled-auto-update' => 'true' ), $redirect );
 481              } elseif ( 'disable-auto-update' === $action ) {
 482                  $auto_updates = array_diff( $auto_updates, array( $plugin ) );
 483                  $redirect     = add_query_arg( array( 'disabled-auto-update' => 'true' ), $redirect );
 484              } else {
 485                  $plugins = (array) wp_unslash( $_POST['checked'] );
 486  
 487                  if ( 'enable-auto-update-selected' === $action ) {
 488                      $new_auto_updates = array_merge( $auto_updates, $plugins );
 489                      $new_auto_updates = array_unique( $new_auto_updates );
 490                      $query_args       = array( 'enabled-auto-update-multi' => 'true' );
 491                  } else {
 492                      $new_auto_updates = array_diff( $auto_updates, $plugins );
 493                      $query_args       = array( 'disabled-auto-update-multi' => 'true' );
 494                  }
 495  
 496                  // Return early if all selected plugins already have auto-updates enabled or disabled.
 497                  // Must use non-strict comparison, so that array order is not treated as significant.
 498                  if ( $new_auto_updates == $auto_updates ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison
 499                      wp_redirect( $redirect );
 500                      exit;
 501                  }
 502  
 503                  $auto_updates = $new_auto_updates;
 504                  $redirect     = add_query_arg( $query_args, $redirect );
 505              }
 506  
 507              /** This filter is documented in wp-admin/includes/class-wp-plugins-list-table.php */
 508              $all_items = apply_filters( 'all_plugins', get_plugins() );
 509  
 510              // Remove plugins that don't exist or have been deleted since the option was last updated.
 511              $auto_updates = array_intersect( $auto_updates, array_keys( $all_items ) );
 512  
 513              update_site_option( 'auto_update_plugins', $auto_updates );
 514  
 515              wp_redirect( $redirect );
 516              exit;
 517          default:
 518              if ( isset( $_POST['checked'] ) ) {
 519                  check_admin_referer( 'bulk-plugins' );
 520  
 521                  $screen   = get_current_screen()->id;
 522                  $sendback = wp_get_referer();
 523                  $plugins  = isset( $_POST['checked'] ) ? (array) wp_unslash( $_POST['checked'] ) : array();
 524  
 525                  /** This action is documented in wp-admin/edit.php */
 526                  $sendback = apply_filters( "handle_bulk_actions-{$screen}", $sendback, $action, $plugins ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
 527                  wp_safe_redirect( $sendback );
 528                  exit;
 529              }
 530              break;
 531      }
 532  }
 533  
 534  $wp_list_table->prepare_items();
 535  
 536  wp_enqueue_script( 'plugin-install' );
 537  add_thickbox();
 538  
 539  add_screen_option( 'per_page', array( 'default' => 999 ) );
 540  
 541  get_current_screen()->add_help_tab(
 542      array(
 543          'id'      => 'overview',
 544          'title'   => __( 'Overview' ),
 545          'content' =>
 546                  '<p>' . __( 'Plugins extend and expand the functionality of WordPress. Once a plugin is installed, you may activate it or deactivate it here.' ) . '</p>' .
 547                  '<p>' . __( 'The search for installed plugins will search for terms in their name, description, or author.' ) . ' <span id="live-search-desc" class="hide-if-no-js">' . __( 'The search results will be updated as you type.' ) . '</span></p>' .
 548                  '<p>' . sprintf(
 549                      /* translators: %s: WordPress Plugin Directory URL. */
 550                      __( 'If you would like to see more plugins to choose from, click on the &#8220;Add New&#8221; button and you will be able to browse or search for additional plugins from the <a href="%s">WordPress Plugin Directory</a>. Plugins in the WordPress Plugin Directory are designed and developed by third parties, and are compatible with the license WordPress uses. Oh, and they&#8217;re free!' ),
 551                      __( 'https://wordpress.org/plugins/' )
 552                  ) . '</p>',
 553      )
 554  );
 555  get_current_screen()->add_help_tab(
 556      array(
 557          'id'      => 'compatibility-problems',
 558          'title'   => __( 'Troubleshooting' ),
 559          'content' =>
 560                  '<p>' . __( 'Most of the time, plugins play nicely with the core of WordPress and with other plugins. Sometimes, though, a plugin&#8217;s code will get in the way of another plugin, causing compatibility issues. If your site starts doing strange things, this may be the problem. Try deactivating all your plugins and re-activating them in various combinations until you isolate which one(s) caused the issue.' ) . '</p>' .
 561                  '<p>' . sprintf(
 562                      /* translators: %s: WP_PLUGIN_DIR constant value. */
 563                      __( 'If something goes wrong with a plugin and you can&#8217;t use WordPress, delete or rename that file in the %s directory and it will be automatically deactivated.' ),
 564                      '<code>' . WP_PLUGIN_DIR . '</code>'
 565                  ) . '</p>',
 566      )
 567  );
 568  
 569  $help_sidebar_autoupdates = '';
 570  
 571  if ( current_user_can( 'update_plugins' ) && wp_is_auto_update_enabled_for_type( 'plugin' ) ) {
 572      get_current_screen()->add_help_tab(
 573          array(
 574              'id'      => 'plugins-themes-auto-updates',
 575              'title'   => __( 'Auto-updates' ),
 576              'content' =>
 577                      '<p>' . __( 'Auto-updates can be enabled or disabled for each individual plugin. 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>' .
 578                      '<p>' . __( 'Auto-updates are only available for plugins recognized by WordPress.org, or that include a compatible update system.' ) . '</p>' .
 579                      '<p>' . __( 'Please note: Third-party themes and plugins, or custom code, may override WordPress scheduling.' ) . '</p>',
 580          )
 581      );
 582  
 583      $help_sidebar_autoupdates = '<p>' . __( '<a href="https://wordpress.org/support/article/plugins-themes-auto-updates/">Learn more: Auto-updates documentation</a>' ) . '</p>';
 584  }
 585  
 586  get_current_screen()->set_help_sidebar(
 587      '<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
 588      '<p>' . __( '<a href="https://wordpress.org/support/article/managing-plugins/">Documentation on Managing Plugins</a>' ) . '</p>' .
 589      $help_sidebar_autoupdates .
 590      '<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>'
 591  );
 592  
 593  get_current_screen()->set_screen_reader_content(
 594      array(
 595          'heading_views'      => __( 'Filter plugins list' ),
 596          'heading_pagination' => __( 'Plugins list navigation' ),
 597          'heading_list'       => __( 'Plugins list' ),
 598      )
 599  );
 600  
 601  // Used in the HTML title tag.
 602  $title       = __( 'Plugins' );
 603  $parent_file = 'plugins.php';
 604  
 605  require_once ABSPATH . 'wp-admin/admin-header.php';
 606  
 607  $invalid = validate_active_plugins();
 608  if ( ! empty( $invalid ) ) {
 609      foreach ( $invalid as $plugin_file => $error ) {
 610          echo '<div id="message" class="error"><p>';
 611          printf(
 612              /* translators: 1: Plugin file, 2: Error message. */
 613              __( 'The plugin %1$s has been deactivated due to an error: %2$s' ),
 614              '<code>' . esc_html( $plugin_file ) . '</code>',
 615              $error->get_error_message()
 616          );
 617          echo '</p></div>';
 618      }
 619  }
 620  
 621  if ( isset( $_GET['error'] ) ) :
 622  
 623      if ( isset( $_GET['main'] ) ) {
 624          $errmsg = __( 'You cannot delete a plugin while it is active on the main site.' );
 625      } elseif ( isset( $_GET['charsout'] ) ) {
 626          $errmsg = sprintf(
 627              /* translators: %d: Number of characters. */
 628              _n(
 629                  'The plugin generated %d character of <strong>unexpected output</strong> during activation.',
 630                  'The plugin generated %d characters of <strong>unexpected output</strong> during activation.',
 631                  $_GET['charsout']
 632              ),
 633              $_GET['charsout']
 634          );
 635          $errmsg .= ' ' . __( 'If you notice &#8220;headers already sent&#8221; messages, problems with syndication feeds or other issues, try deactivating or removing this plugin.' );
 636      } elseif ( 'resuming' === $_GET['error'] ) {
 637          $errmsg = __( 'Plugin could not be resumed because it triggered a <strong>fatal error</strong>.' );
 638      } else {
 639          $errmsg = __( 'Plugin could not be activated because it triggered a <strong>fatal error</strong>.' );
 640      }
 641  
 642      ?>
 643      <div id="message" class="error"><p><?php echo $errmsg; ?></p>
 644      <?php
 645  
 646      if ( ! isset( $_GET['main'] ) && ! isset( $_GET['charsout'] )
 647          && isset( $_GET['_error_nonce'] ) && wp_verify_nonce( $_GET['_error_nonce'], 'plugin-activation-error_' . $plugin )
 648      ) {
 649          $iframe_url = add_query_arg(
 650              array(
 651                  'action'   => 'error_scrape',
 652                  'plugin'   => urlencode( $plugin ),
 653                  '_wpnonce' => urlencode( $_GET['_error_nonce'] ),
 654              ),
 655              admin_url( 'plugins.php' )
 656          );
 657  
 658          ?>
 659          <iframe style="border:0" width="100%" height="70px" src="<?php echo esc_url( $iframe_url ); ?>"></iframe>
 660          <?php
 661      }
 662  
 663      ?>
 664      </div>
 665      <?php
 666  elseif ( isset( $_GET['deleted'] ) ) :
 667      $delete_result = get_transient( 'plugins_delete_result_' . $user_ID );
 668      // Delete it once we're done.
 669      delete_transient( 'plugins_delete_result_' . $user_ID );
 670  
 671      if ( is_wp_error( $delete_result ) ) :
 672          ?>
 673          <div id="message" class="error notice is-dismissible">
 674              <p>
 675                  <?php
 676                  printf(
 677                      /* translators: %s: Error message. */
 678                      __( 'Plugin could not be deleted due to an error: %s' ),
 679                      $delete_result->get_error_message()
 680                  );
 681                  ?>
 682              </p>
 683          </div>
 684          <?php else : ?>
 685          <div id="message" class="updated notice is-dismissible">
 686              <p>
 687                  <?php
 688                  if ( 1 === (int) $_GET['deleted'] ) {
 689                      _e( 'The selected plugin has been deleted.' );
 690                  } else {
 691                      _e( 'The selected plugins have been deleted.' );
 692                  }
 693                  ?>
 694              </p>
 695          </div>
 696      <?php endif; ?>
 697  <?php elseif ( isset( $_GET['activate'] ) ) : ?>
 698      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Plugin activated.' ); ?></p></div>
 699  <?php elseif ( isset( $_GET['activate-multi'] ) ) : ?>
 700      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Selected plugins activated.' ); ?></p></div>
 701  <?php elseif ( isset( $_GET['deactivate'] ) ) : ?>
 702      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Plugin deactivated.' ); ?></p></div>
 703  <?php elseif ( isset( $_GET['deactivate-multi'] ) ) : ?>
 704      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Selected plugins deactivated.' ); ?></p></div>
 705  <?php elseif ( 'update-selected' === $action ) : ?>
 706      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'All selected plugins are up to date.' ); ?></p></div>
 707  <?php elseif ( isset( $_GET['resume'] ) ) : ?>
 708      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Plugin resumed.' ); ?></p></div>
 709  <?php elseif ( isset( $_GET['enabled-auto-update'] ) ) : ?>
 710      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Plugin will be auto-updated.' ); ?></p></div>
 711  <?php elseif ( isset( $_GET['disabled-auto-update'] ) ) : ?>
 712      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Plugin will no longer be auto-updated.' ); ?></p></div>
 713  <?php elseif ( isset( $_GET['enabled-auto-update-multi'] ) ) : ?>
 714      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Selected plugins will be auto-updated.' ); ?></p></div>
 715  <?php elseif ( isset( $_GET['disabled-auto-update-multi'] ) ) : ?>
 716      <div id="message" class="updated notice is-dismissible"><p><?php _e( 'Selected plugins will no longer be auto-updated.' ); ?></p></div>
 717  <?php endif; ?>
 718  
 719  <div class="wrap">
 720  <h1 class="wp-heading-inline">
 721  <?php
 722  echo esc_html( $title );
 723  ?>
 724  </h1>
 725  
 726  <?php
 727  if ( ( ! is_multisite() || is_network_admin() ) && current_user_can( 'install_plugins' ) ) {
 728      ?>
 729      <a href="<?php echo self_admin_url( 'plugin-install.php' ); ?>" class="page-title-action"><?php echo esc_html_x( 'Add New', 'plugin' ); ?></a>
 730      <?php
 731  }
 732  
 733  if ( strlen( $s ) ) {
 734      echo '<span class="subtitle">';
 735      printf(
 736          /* translators: %s: Search query. */
 737          __( 'Search results for: %s' ),
 738          '<strong>' . esc_html( urldecode( $s ) ) . '</strong>'
 739      );
 740      echo '</span>';
 741  }
 742  ?>
 743  
 744  <hr class="wp-header-end">
 745  
 746  <?php
 747  /**
 748   * Fires before the plugins list table is rendered.
 749   *
 750   * This hook also fires before the plugins list table is rendered in the Network Admin.
 751   *
 752   * Please note: The 'active' portion of the hook name does not refer to whether the current
 753   * view is for active plugins, but rather all plugins actively-installed.
 754   *
 755   * @since 3.0.0
 756   *
 757   * @param array[] $plugins_all An array of arrays containing information on all installed plugins.
 758   */
 759  do_action( 'pre_current_active_plugins', $plugins['all'] );
 760  ?>
 761  
 762  <?php $wp_list_table->views(); ?>
 763  
 764  <form class="search-form search-plugins" method="get">
 765  <?php $wp_list_table->search_box( __( 'Search Installed Plugins' ), 'plugin' ); ?>
 766  </form>
 767  
 768  <form method="post" id="bulk-action-form">
 769  
 770  <input type="hidden" name="plugin_status" value="<?php echo esc_attr( $status ); ?>" />
 771  <input type="hidden" name="paged" value="<?php echo esc_attr( $page ); ?>" />
 772  
 773  <?php $wp_list_table->display(); ?>
 774  </form>
 775  
 776      <span class="spinner"></span>
 777  </div>
 778  
 779  <?php
 780  wp_print_request_filesystem_credentials_modal();
 781  wp_print_admin_notice_templates();
 782  wp_print_update_row_templates();
 783  
 784  require_once ABSPATH . 'wp-admin/admin-footer.php';


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