File indexing completed on 2024-12-22 05:36:19

 <?php
 
 /**
  * Fluent interface for validating the contents of member variables.
  * This should be immutable. See HTMLPurifier_ConfigSchema_Validator for
  * use-cases. We name this an 'atom' because it's ONLY for validations that
  * are independent and usually scalar.
  */
 class HTMLPurifier_ConfigSchema_ValidatorAtom
 {
     /**
      * @type string
      */
     protected $context;
 
     /**
      * @type object
      */
     protected $obj;
 
     /**
      * @type string
      */
     protected $member;
 
     /**
      * @type mixed
      */
     protected $contents;
 
     public function __construct($context, $obj, $member)
     {
         $this->context = $context;
         $this->obj = $obj;
         $this->member = $member;
         $this->contents =& $obj->$member;
     }
 
     /**
      * @return HTMLPurifier_ConfigSchema_ValidatorAtom
      */
     public function assertIsString()
     {
         if (!is_string($this->contents)) {
             $this->error('must be a string');
         }
         return $this;
     }
 
     /**
      * @return HTMLPurifier_ConfigSchema_ValidatorAtom
      */
     public function assertIsBool()
     {
         if (!is_bool($this->contents)) {
             $this->error('must be a boolean');
         }
         return $this;
     }
 
     /**
      * @return HTMLPurifier_ConfigSchema_ValidatorAtom
      */
     public function assertIsArray()
     {
         if (!is_array($this->contents)) {
             $this->error('must be an array');
         }
         return $this;
     }
 
     /**
      * @return HTMLPurifier_ConfigSchema_ValidatorAtom
      */
     public function assertNotNull()
     {
         if ($this->contents === null) {
             $this->error('must not be null');
         }
         return $this;
     }
 
     /**
      * @return HTMLPurifier_ConfigSchema_ValidatorAtom
      */
     public function assertAlnum()
     {
         $this->assertIsString();
         if (!ctype_alnum($this->contents)) {
             $this->error('must be alphanumeric');
         }
         return $this;
     }
 
     /**
      * @return HTMLPurifier_ConfigSchema_ValidatorAtom
      */
     public function assertNotEmpty()
     {
         if (empty($this->contents)) {
             $this->error('must not be empty');
         }
         return $this;
     }
 
     /**
      * @return HTMLPurifier_ConfigSchema_ValidatorAtom
      */
     public function assertIsLookup()
     {
         $this->assertIsArray();
         foreach ($this->contents as $v) {
             if ($v !== true) {
                 $this->error('must be a lookup array');
             }
         }
         return $this;
     }
 
     /**
      * @param string $msg
      * @throws HTMLPurifier_ConfigSchema_Exception
      */
     protected function error($msg)
     {
         throw new HTMLPurifier_ConfigSchema_Exception(ucfirst($this->member) . ' in ' . $this->context . ' ' . $msg);
     }
 }
 
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