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ValidatorAtom.php
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<?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); } } // vim: et sw=4 sts=4
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