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   1  <?php
   2  
   3  /**
   4   * Records errors for particular segments of an HTML document such as tokens,
   5   * attributes or CSS properties. They can contain error structs (which apply
   6   * to components of what they represent), but their main purpose is to hold
   7   * errors applying to whatever struct is being used.
   8   */
   9  class HTMLPurifier_ErrorStruct
  10  {
  11  
  12      /**
  13       * Possible values for $children first-key. Note that top-level structures
  14       * are automatically token-level.
  15       */
  16      const TOKEN     = 0;
  17      const ATTR      = 1;
  18      const CSSPROP   = 2;
  19  
  20      /**
  21       * Type of this struct.
  22       * @type string
  23       */
  24      public $type;
  25  
  26      /**
  27       * Value of the struct we are recording errors for. There are various
  28       * values for this:
  29       *  - TOKEN: Instance of HTMLPurifier_Token
  30       *  - ATTR: array('attr-name', 'value')
  31       *  - CSSPROP: array('prop-name', 'value')
  32       * @type mixed
  33       */
  34      public $value;
  35  
  36      /**
  37       * Errors registered for this structure.
  38       * @type array
  39       */
  40      public $errors = array();
  41  
  42      /**
  43       * Child ErrorStructs that are from this structure. For example, a TOKEN
  44       * ErrorStruct would contain ATTR ErrorStructs. This is a multi-dimensional
  45       * array in structure: [TYPE]['identifier']
  46       * @type array
  47       */
  48      public $children = array();
  49  
  50      /**
  51       * @param string $type
  52       * @param string $id
  53       * @return mixed
  54       */
  55      public function getChild($type, $id)
  56      {
  57          if (!isset($this->children[$type][$id])) {
  58              $this->children[$type][$id] = new HTMLPurifier_ErrorStruct();
  59              $this->children[$type][$id]->type = $type;
  60          }
  61          return $this->children[$type][$id];
  62      }
  63  
  64      /**
  65       * @param int $severity
  66       * @param string $message
  67       */
  68      public function addError($severity, $message)
  69      {
  70          $this->errors[] = array($severity, $message);
  71      }
  72  }
  73  
  74  // vim: et sw=4 sts=4