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main/inc/lib/pear/HTML/QuickForm/CAPTCHA/Equation.php

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+<?php
+
+/* vim: set expandtab tabstop=4 shiftwidth=4: */
+
+/**
+ * Element for HTML_QuickForm to display a CAPTCHA equation
+ *
+ * The HTML_QuickForm_CAPTCHA package adds an element to the
+ * HTML_QuickForm package to display a CAPTCHA equation.
+ *
+ * This package requires the use of a PHP session.
+ *
+ * PHP versions 4 and 5
+ *
+ * @category  HTML
+ * @package   HTML_QuickForm_CAPTCHA
+ * @author    Philippe Jausions <Philippe.Jausions@11abacus.com>
+ * @copyright 2006-2008 by Philippe Jausions / 11abacus
+ * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
+ * @version   CVS: $Id: Equation.php,v 1.1 2008/04/26 23:27:30 jausions Exp $
+ * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
+ */
+
+/**
+ * Element for HTML_QuickForm to display a CAPTCHA equation question
+ *
+ * The HTML_QuickForm_CAPTCHA package adds an element to the
+ * HTML_QuickForm package to display a CAPTCHA equation question.
+ *
+ * Options for the element
+ * <ul>
+ *  <li>'min'           (integer)  Minimal number to use in an equation.</li>
+ *  <li>'max'           (integer)  Maximal number to use in an equation.</li>
+ *  <li>'severity'      (integer)  Complexity of the equation to resolve
+ *                                 (1 = easy, 2 = harder)</li>
+ *  <li>'numbersToText' (boolean)  Whether to use the Numbers_Words
+ *                                 package to convert numbers to text,</li>
+ *  <li>'sessionVar'    (string)   name of session variable containing
+ *                                 the Text_CAPTCHA instance (defaults to
+ *                                 _HTML_QuickForm_CAPTCHA.)</li>
+ * </ul>
+ *
+ * This package requires the use of a PHP session.
+ *
+ * @category  HTML
+ * @package   HTML_QuickForm_CAPTCHA
+ * @author    Philippe Jausions <Philippe.Jausions@11abacus.com>
+ * @copyright 2006-2008 by Philippe Jausions / 11abacus
+ * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
+ * @version   Release: 0.3.0
+ * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
+ * @see       Text_CAPTCHA_Driver_Equation
+ */
+class HTML_QuickForm_CAPTCHA_Equation extends HTML_QuickForm_CAPTCHA
+{
+    /**
+     * Default options
+     *
+     * @var    array
+     * @access protected
+     */
+    var $_options = array(
+            'sessionVar'    => '_HTML_QuickForm_CAPTCHA',
+            'severity'      => 1,
+            'numbersToText' => false,
+            'phrase'        => null,
+            );
+
+    /**
+     * CAPTCHA driver
+     *
+     * @var    string
+     * @access protected
+     */
+    var $_CAPTCHA_driver = 'Equation';
+}