initial commit

lib/symfony/validator/sfUrlValidator.class.php

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+<?php
+
+/*
+ * This file is part of the symfony package.
+ * (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
+ * 
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * sfUrlValidator verifies a parameter contains a value that qualifies as a valid URL.
+ *
+ * @package    symfony
+ * @subpackage validator
+ * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
+ * @version    SVN: $Id: sfUrlValidator.class.php 3345 2007-01-29 10:25:09Z fabien $
+ */
+class sfUrlValidator extends sfValidator
+{
+  /**
+   * Executes this validator.
+   *
+   * @param mixed A file or parameter value/array
+   * @param error An error message reference
+   *
+   * @return bool true, if this validator executes successfully, otherwise false
+   */
+  public function execute(&$value, &$error)
+  {
+    $re = '/^(http|https|ftp):\/\/(([A-Z0-9][A-Z0-9_-]*)(\.[A-Z0-9][A-Z0-9_-]*)+)/i';
+
+    if (!preg_match($re, $value))
+    {
+      $error = $this->getParameterHolder()->get('url_error');
+      return false;
+    }
+
+    return true;
+  }
+
+  /**
+   * Initializes this validator.
+   *
+   * @param sfContext The current application context
+   * @param array   An associative array of initialization parameters
+   *
+   * @return bool true, if initialization completes successfully, otherwise false
+   */
+  public function initialize($context, $parameters = null)
+  {
+    // initialize parent
+    parent::initialize($context);
+
+    // set defaults
+    $this->getParameterHolder()->set('url_error', 'Invalid input');
+
+    $this->getParameterHolder()->add($parameters);
+
+    return true;
+  }
+}