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   1  <?php
   2  /**
   3   * Options Management Administration Screen.
   4   *
   5   * If accessed directly in a browser this page shows a list of all saved options
   6   * along with editable fields for their values. Serialized data is not supported
   7   * and there is no way to remove options via this page. It is not linked to from
   8   * anywhere else in the admin.
   9   *
  10   * This file is also the target of the forms in core and custom options pages
  11   * that use the Settings API. In this case it saves the new option values
  12   * and returns the user to their page of origin.
  13   *
  14   * @package WordPress
  15   * @subpackage Administration
  16   */
  17  
  18  /** WordPress Administration Bootstrap */
  19  require_once  __DIR__ . '/admin.php';
  20  
  21  // Used in the HTML title tag.
  22  $title       = __( 'Settings' );
  23  $this_file   = 'options.php';
  24  $parent_file = 'options-general.php';
  25  
  26  $action      = ! empty( $_REQUEST['action'] ) ? sanitize_text_field( $_REQUEST['action'] ) : '';
  27  $option_page = ! empty( $_REQUEST['option_page'] ) ? sanitize_text_field( $_REQUEST['option_page'] ) : '';
  28  
  29  $capability = 'manage_options';
  30  
  31  // This is for back compat and will eventually be removed.
  32  if ( empty( $option_page ) ) {
  33      $option_page = 'options';
  34  }
  35  
  36  /**
  37   * Filters the capability required when using the Settings API.
  38   *
  39   * By default, the options groups for all registered settings require the manage_options capability.
  40   * This filter is required to change the capability required for a certain options page.
  41   *
  42   * @since 3.2.0
  43   * @since 7.0.0 Applied when `wp-admin/options.php` is accessed directly.
  44   *
  45   * @param string $capability The capability used for the page, which is manage_options by default.
  46   */
  47  $capability = apply_filters( "option_page_capability_{$option_page}", $capability );
  48  
  49  if ( ! current_user_can( $capability ) ) {
  50      wp_die(
  51          '<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .
  52          '<p>' . __( 'Sorry, you are not allowed to manage options for this site.' ) . '</p>',
  53          403
  54      );
  55  }
  56  
  57  // Handle admin email change requests.
  58  if ( ! empty( $_GET['adminhash'] ) ) {
  59      $new_admin_details = get_option( 'adminhash' );
  60      $redirect          = 'options-general.php?updated=false';
  61  
  62      if ( is_array( $new_admin_details )
  63          && hash_equals( $new_admin_details['hash'], $_GET['adminhash'] )
  64          && ! empty( $new_admin_details['newemail'] )
  65      ) {
  66          update_option( 'admin_email', $new_admin_details['newemail'] );
  67          delete_option( 'adminhash' );
  68          delete_option( 'new_admin_email' );
  69          $redirect = 'options-general.php?updated=true';
  70      }
  71  
  72      wp_redirect( admin_url( $redirect ) );
  73      exit;
  74  } elseif ( ! empty( $_GET['dismiss'] ) && 'new_admin_email' === $_GET['dismiss'] ) {
  75      check_admin_referer( 'dismiss-' . get_current_blog_id() . '-new_admin_email' );
  76      delete_option( 'adminhash' );
  77      delete_option( 'new_admin_email' );
  78      wp_redirect( admin_url( 'options-general.php?updated=true' ) );
  79      exit;
  80  }
  81  
  82  if ( is_multisite() && ! current_user_can( 'manage_network_options' ) && 'update' !== $action ) {
  83      wp_die(
  84          '<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .
  85          '<p>' . __( 'Sorry, you are not allowed to delete these items.' ) . '</p>',
  86          403
  87      );
  88  }
  89  
  90  $allowed_options            = array(
  91      'general'    => array(
  92          'blogname',
  93          'blogdescription',
  94          'site_icon',
  95          'gmt_offset',
  96          'date_format',
  97          'time_format',
  98          'start_of_week',
  99          'timezone_string',
 100          'WPLANG',
 101          'new_admin_email',
 102      ),
 103      'discussion' => array(
 104          'default_pingback_flag',
 105          'default_ping_status',
 106          'default_comment_status',
 107          'comments_notify',
 108          'moderation_notify',
 109          'comment_moderation',
 110          'require_name_email',
 111          'comment_previously_approved',
 112          'comment_max_links',
 113          'moderation_keys',
 114          'disallowed_keys',
 115          'show_avatars',
 116          'avatar_rating',
 117          'avatar_default',
 118          'close_comments_for_old_posts',
 119          'close_comments_days_old',
 120          'thread_comments',
 121          'thread_comments_depth',
 122          'page_comments',
 123          'comments_per_page',
 124          'default_comments_page',
 125          'comment_order',
 126          'comment_registration',
 127          'show_comments_cookies_opt_in',
 128          'wp_notes_notify',
 129      ),
 130      'media'      => array(
 131          'thumbnail_size_w',
 132          'thumbnail_size_h',
 133          'thumbnail_crop',
 134          'medium_size_w',
 135          'medium_size_h',
 136          'large_size_w',
 137          'large_size_h',
 138          'image_default_size',
 139          'image_default_align',
 140          'image_default_link_type',
 141      ),
 142      'reading'    => array(
 143          'posts_per_page',
 144          'posts_per_rss',
 145          'rss_use_excerpt',
 146          'show_on_front',
 147          'page_on_front',
 148          'page_for_posts',
 149          'blog_public',
 150      ),
 151      'writing'    => array(
 152          'default_category',
 153          'default_email_category',
 154          'default_link_category',
 155          'default_post_format',
 156      ),
 157  );
 158  $allowed_options['misc']    = array();
 159  $allowed_options['options'] = array();
 160  $allowed_options['privacy'] = array();
 161  
 162  /**
 163   * Filters whether the post-by-email functionality is enabled.
 164   *
 165   * @since 3.0.0
 166   *
 167   * @param bool $enabled Whether post-by-email configuration is enabled. Default true.
 168   */
 169  if ( apply_filters( 'enable_post_by_email_configuration', true ) ) {
 170      $allowed_options['writing'][] = 'mailserver_url';
 171      $allowed_options['writing'][] = 'mailserver_port';
 172      $allowed_options['writing'][] = 'mailserver_login';
 173      $allowed_options['writing'][] = 'mailserver_pass';
 174  }
 175  
 176  if ( ! is_utf8_charset() ) {
 177      $allowed_options['reading'][] = 'blog_charset';
 178  }
 179  
 180  if ( get_site_option( 'initial_db_version' ) < 32453 ) {
 181      $allowed_options['writing'][] = 'use_smilies';
 182      $allowed_options['writing'][] = 'use_balanceTags';
 183  }
 184  
 185  if ( ! is_multisite() ) {
 186      if ( ! defined( 'WP_SITEURL' ) ) {
 187          $allowed_options['general'][] = 'siteurl';
 188      }
 189      if ( ! defined( 'WP_HOME' ) ) {
 190          $allowed_options['general'][] = 'home';
 191      }
 192  
 193      $allowed_options['general'][] = 'users_can_register';
 194      $allowed_options['general'][] = 'default_role';
 195  
 196      if ( '1' === get_option( 'blog_public' ) ) {
 197          $allowed_options['writing'][] = 'ping_sites';
 198      }
 199  
 200      $allowed_options['media'][] = 'uploads_use_yearmonth_folders';
 201  
 202      /*
 203       * If upload_url_path is not the default (empty),
 204       * or upload_path is not the default ('wp-content/uploads' or empty),
 205       * they can be edited, otherwise they're locked.
 206       */
 207      if ( get_option( 'upload_url_path' )
 208          || get_option( 'upload_path' ) && 'wp-content/uploads' !== get_option( 'upload_path' )
 209      ) {
 210          $allowed_options['media'][] = 'upload_path';
 211          $allowed_options['media'][] = 'upload_url_path';
 212      }
 213  }
 214  
 215  /**
 216   * Filters the allowed options list.
 217   *
 218   * @since 2.7.0
 219   * @deprecated 5.5.0 Use {@see 'allowed_options'} instead.
 220   *
 221   * @param array $allowed_options The allowed options list.
 222   */
 223  $allowed_options = apply_filters_deprecated(
 224      'whitelist_options',
 225      array( $allowed_options ),
 226      '5.5.0',
 227      'allowed_options',
 228      __( 'Please consider writing more inclusive code.' )
 229  );
 230  
 231  /**
 232   * Filters the allowed options list.
 233   *
 234   * @since 5.5.0
 235   *
 236   * @param array $allowed_options The allowed options list.
 237   */
 238  $allowed_options = apply_filters( 'allowed_options', $allowed_options );
 239  
 240  if ( 'update' === $action ) { // We are saving settings sent from a settings page.
 241      if ( 'options' === $option_page && ! isset( $_POST['option_page'] ) ) { // This is for back compat and will eventually be removed.
 242          $unregistered = true;
 243          check_admin_referer( 'update-options' );
 244      } else {
 245          $unregistered = false;
 246          check_admin_referer( $option_page . '-options' );
 247      }
 248  
 249      if ( ! isset( $allowed_options[ $option_page ] ) ) {
 250          wp_die(
 251              sprintf(
 252                  /* translators: %s: The options page name. */
 253                  __( '<strong>Error:</strong> The %s options page is not in the allowed options list.' ),
 254                  '<code>' . esc_html( $option_page ) . '</code>'
 255              )
 256          );
 257      }
 258  
 259      if ( 'options' === $option_page ) {
 260          if ( is_multisite() && ! current_user_can( 'manage_network_options' ) ) {
 261              wp_die( __( 'Sorry, you are not allowed to modify unregistered settings for this site.' ) );
 262          }
 263          $options = isset( $_POST['page_options'] ) ? explode( ',', wp_unslash( $_POST['page_options'] ) ) : null;
 264      } else {
 265          $options = $allowed_options[ $option_page ];
 266      }
 267  
 268      if ( 'general' === $option_page ) {
 269          // Handle custom date/time formats.
 270          if ( ! empty( $_POST['date_format'] ) && isset( $_POST['date_format_custom'] )
 271              && '\c\u\s\t\o\m' === wp_unslash( $_POST['date_format'] )
 272          ) {
 273              $_POST['date_format'] = $_POST['date_format_custom'];
 274          }
 275  
 276          if ( ! empty( $_POST['time_format'] ) && isset( $_POST['time_format_custom'] )
 277              && '\c\u\s\t\o\m' === wp_unslash( $_POST['time_format'] )
 278          ) {
 279              $_POST['time_format'] = $_POST['time_format_custom'];
 280          }
 281  
 282          // Map UTC+- timezones to gmt_offsets and set timezone_string to empty.
 283          if ( ! empty( $_POST['timezone_string'] ) && preg_match( '/^UTC[+-]/', $_POST['timezone_string'] ) ) {
 284              $_POST['gmt_offset']      = $_POST['timezone_string'];
 285              $_POST['gmt_offset']      = preg_replace( '/UTC\+?/', '', $_POST['gmt_offset'] );
 286              $_POST['timezone_string'] = '';
 287          } elseif ( isset( $_POST['timezone_string'] ) && ! in_array( $_POST['timezone_string'], timezone_identifiers_list( DateTimeZone::ALL_WITH_BC ), true ) ) {
 288              // Reset to the current value.
 289              $current_timezone_string = get_option( 'timezone_string' );
 290  
 291              if ( ! empty( $current_timezone_string ) ) {
 292                  $_POST['timezone_string'] = $current_timezone_string;
 293              } else {
 294                  $_POST['gmt_offset']      = get_option( 'gmt_offset' );
 295                  $_POST['timezone_string'] = '';
 296              }
 297  
 298              add_settings_error(
 299                  'general',
 300                  'settings_updated',
 301                  __( 'The timezone you have entered is not valid. Please select a valid timezone.' ),
 302                  'error'
 303              );
 304          }
 305  
 306          // Handle translation installation.
 307          if ( ! empty( $_POST['WPLANG'] ) && current_user_can( 'install_languages' ) ) {
 308              require_once  ABSPATH . 'wp-admin/includes/translation-install.php';
 309  
 310              if ( wp_can_install_language_pack() ) {
 311                  $language = wp_download_language_pack( $_POST['WPLANG'] );
 312                  if ( $language ) {
 313                      $_POST['WPLANG'] = $language;
 314                  }
 315              }
 316          }
 317      }
 318  
 319      if ( $options ) {
 320          $user_language_old = get_user_locale();
 321  
 322          foreach ( $options as $option ) {
 323              if ( $unregistered ) {
 324                  _deprecated_argument(
 325                      'options.php',
 326                      '2.7.0',
 327                      sprintf(
 328                          /* translators: 1: The option/setting, 2: Documentation URL. */
 329                          __( 'The %1$s setting is unregistered. Unregistered settings are deprecated. See <a href="%2$s">documentation on the Settings API</a>.' ),
 330                          '<code>' . esc_html( $option ) . '</code>',
 331                          __( 'https://developer.wordpress.org/plugins/settings/settings-api/' )
 332                      )
 333                  );
 334              }
 335  
 336              $option = trim( $option );
 337              $value  = null;
 338              if ( isset( $_POST[ $option ] ) ) {
 339                  $value = $_POST[ $option ];
 340                  if ( ! is_array( $value ) ) {
 341                      $value = trim( $value );
 342                  }
 343                  $value = wp_unslash( $value );
 344              }
 345              update_option( $option, $value );
 346          }
 347  
 348          /*
 349           * Switch translation in case WPLANG was changed.
 350           * The global $locale is used in get_locale() which is
 351           * used as a fallback in get_user_locale().
 352           */
 353          unset( $GLOBALS['locale'] );
 354          $user_language_new = get_user_locale();
 355          if ( $user_language_old !== $user_language_new ) {
 356              load_default_textdomain( $user_language_new );
 357          }
 358      } else {
 359          add_settings_error( 'general', 'settings_updated', __( 'Settings save failed.' ), 'error' );
 360      }
 361  
 362      /*
 363       * Handle settings errors and return to options page.
 364       */
 365  
 366      // If no settings errors were registered add a general 'updated' message.
 367      if ( ! count( get_settings_errors() ) ) {
 368          add_settings_error( 'general', 'settings_updated', __( 'Settings saved.' ), 'success' );
 369      }
 370  
 371      set_transient( 'settings_errors', get_settings_errors(), 30 ); // 30 seconds.
 372  
 373      // Redirect back to the settings page that was submitted.
 374      $goback = add_query_arg( 'settings-updated', 'true', wp_get_referer() );
 375      wp_redirect( $goback );
 376      exit;
 377  }
 378  
 379  require_once  ABSPATH . 'wp-admin/admin-header.php';
 380  ?>
 381  
 382  <div class="wrap">
 383      <h1><?php esc_html_e( 'All Settings' ); ?></h1>
 384  
 385      <?php
 386      wp_admin_notice(
 387          '<strong>' . __( 'Warning:' ) . '</strong> ' . __( 'This page allows direct access to your site settings. You can break things here. Please be cautious!' ),
 388          array(
 389              'type' => 'warning',
 390          )
 391      );
 392      ?>
 393      <form name="form" action="options.php" method="post" id="all-options">
 394          <?php wp_nonce_field( 'options-options' ); ?>
 395          <input type="hidden" name="action" value="update" />
 396          <input type="hidden" name="option_page" value="options" />
 397          <table class="form-table" role="presentation">
 398  <?php
 399  $options = $wpdb->get_results( "SELECT * FROM $wpdb->options ORDER BY option_name" );
 400  
 401  foreach ( (array) $options as $option ) :
 402      $disabled = false;
 403  
 404      if ( '' === $option->option_name ) {
 405          continue;
 406      }
 407  
 408      if ( 'home' === $option->option_name && defined( 'WP_HOME' ) ) {
 409          $disabled = true;
 410      }
 411  
 412      if ( 'siteurl' === $option->option_name && defined( 'WP_SITEURL' ) ) {
 413          $disabled = true;
 414      }
 415  
 416      if ( is_serialized( $option->option_value ) ) {
 417          if ( is_serialized_string( $option->option_value ) ) {
 418              // This is a serialized string, so we should display it.
 419              $value               = maybe_unserialize( $option->option_value );
 420              $options_to_update[] = $option->option_name;
 421          } else {
 422              $value    = 'SERIALIZED DATA';
 423              $disabled = true;
 424          }
 425      } elseif ( str_starts_with( $option->option_name, 'connectors_' )
 426          && str_ends_with( $option->option_name, '_api_key' )
 427      ) {
 428          // Mask connector API keys and prevent updates from this screen.
 429          $value    = _wp_connectors_mask_api_key( $option->option_value );
 430          $disabled = true;
 431      } else {
 432          $value               = $option->option_value;
 433          $options_to_update[] = $option->option_name;
 434      }
 435  
 436      $class = 'all-options';
 437  
 438      if ( $disabled ) {
 439          $class .= ' disabled';
 440      }
 441  
 442      $name = esc_attr( $option->option_name );
 443      ?>
 444  <tr>
 445      <th scope="row"><label for="<?php echo $name; ?>"><?php echo esc_html( $option->option_name ); ?></label></th>
 446  <td>
 447      <?php if ( str_contains( $value, "\n" ) ) : ?>
 448          <textarea class="<?php echo $class; ?>" name="<?php echo $name; ?>" id="<?php echo $name; ?>" cols="30" rows="5"><?php echo esc_textarea( $value ); ?></textarea>
 449      <?php else : ?>
 450          <input class="regular-text <?php echo $class; ?>" type="text" name="<?php echo $name; ?>" id="<?php echo $name; ?>" value="<?php echo esc_attr( $value ); ?>"<?php disabled( $disabled, true ); ?> />
 451      <?php endif; ?></td>
 452  </tr>
 453  <?php endforeach; ?>
 454  </table>
 455  
 456  <input type="hidden" name="page_options" value="<?php echo esc_attr( implode( ',', $options_to_update ) ); ?>" />
 457  
 458  <?php submit_button( __( 'Save Changes' ), 'primary', 'Update' ); ?>
 459  
 460  </form>
 461  </div>
 462  
 463  <?php
 464  require_once  ABSPATH . 'wp-admin/admin-footer.php';