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/wp-admin/includes/ -> class-wp-ajax-upgrader-skin.php (source)

   1  <?php
   2  /**
   3   * Upgrader API: WP_Ajax_Upgrader_Skin class
   4   *
   5   * @package WordPress
   6   * @subpackage Upgrader
   7   * @since 4.6.0
   8   */
   9  
  10  /**
  11   * Upgrader Skin for Ajax WordPress upgrades.
  12   *
  13   * This skin is designed to be used for Ajax updates.
  14   *
  15   * @since 4.6.0
  16   *
  17   * @see Automatic_Upgrader_Skin
  18   */
  19  class WP_Ajax_Upgrader_Skin extends Automatic_Upgrader_Skin {
  20  
  21      /**
  22       * Holds the WP_Error object.
  23       *
  24       * @since 4.6.0
  25       *
  26       * @var null|WP_Error
  27       */
  28      protected $errors = null;
  29  
  30      /**
  31       * Constructor.
  32       *
  33       * Sets up the WordPress Ajax upgrader skin.
  34       *
  35       * @since 4.6.0
  36       *
  37       * @see WP_Upgrader_Skin::__construct()
  38       *
  39       * @param array $args Optional. The WordPress Ajax upgrader skin arguments to
  40       *                    override default options. See WP_Upgrader_Skin::__construct().
  41       *                    Default empty array.
  42       */
  43  	public function __construct( $args = array() ) {
  44          parent::__construct( $args );
  45  
  46          $this->errors = new WP_Error();
  47      }
  48  
  49      /**
  50       * Retrieves the list of errors.
  51       *
  52       * @since 4.6.0
  53       *
  54       * @return WP_Error Errors during an upgrade.
  55       */
  56  	public function get_errors() {
  57          return $this->errors;
  58      }
  59  
  60      /**
  61       * Retrieves a string for error messages.
  62       *
  63       * @since 4.6.0
  64       *
  65       * @return string Error messages during an upgrade.
  66       */
  67  	public function get_error_messages() {
  68          $messages = array();
  69  
  70          foreach ( $this->errors->get_error_codes() as $error_code ) {
  71              $error_data = $this->errors->get_error_data( $error_code );
  72  
  73              if ( $error_data && is_string( $error_data ) ) {
  74                  $messages[] = $this->errors->get_error_message( $error_code ) . ' ' . esc_html( strip_tags( $error_data ) );
  75              } else {
  76                  $messages[] = $this->errors->get_error_message( $error_code );
  77              }
  78          }
  79  
  80          return implode( ', ', $messages );
  81      }
  82  
  83      /**
  84       * Stores a log entry for an error.
  85       *
  86       * @since 4.6.0
  87       * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
  88       *              to the function signature.
  89       *
  90       * @param string|WP_Error $errors  Errors.
  91       * @param mixed           ...$args Optional text replacements.
  92       */
  93  	public function error( $errors, ...$args ) {
  94          if ( is_string( $errors ) ) {
  95              $string = $errors;
  96              if ( ! empty( $this->upgrader->strings[ $string ] ) ) {
  97                  $string = $this->upgrader->strings[ $string ];
  98              }
  99  
 100              if ( false !== strpos( $string, '%' ) ) {
 101                  if ( ! empty( $args ) ) {
 102                      $string = vsprintf( $string, $args );
 103                  }
 104              }
 105  
 106              // Count existing errors to generate a unique error code.
 107              $errors_count = count( $this->errors->get_error_codes() );
 108              $this->errors->add( 'unknown_upgrade_error_' . ( $errors_count + 1 ), $string );
 109          } elseif ( is_wp_error( $errors ) ) {
 110              foreach ( $errors->get_error_codes() as $error_code ) {
 111                  $this->errors->add( $error_code, $errors->get_error_message( $error_code ), $errors->get_error_data( $error_code ) );
 112              }
 113          }
 114  
 115          parent::error( $errors, ...$args );
 116      }
 117  
 118      /**
 119       * Stores a log entry.
 120       *
 121       * @since 4.6.0
 122       * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
 123       *              to the function signature.
 124       *
 125       * @param string|array|WP_Error $data    Log entry data.
 126       * @param mixed                 ...$args Optional text replacements.
 127       */
 128  	public function feedback( $data, ...$args ) {
 129          if ( is_wp_error( $data ) ) {
 130              foreach ( $data->get_error_codes() as $error_code ) {
 131                  $this->errors->add( $error_code, $data->get_error_message( $error_code ), $data->get_error_data( $error_code ) );
 132              }
 133          }
 134  
 135          parent::feedback( $data, ...$args );
 136      }
 137  }


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