cvs: pear /HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA Equation.php Figlet.php Image.php Word.php /HTML_QuickForm_CAPTCHA/HTML/QuickForm/Rule CAPTCHA.php

http://cvs.php.net/viewvc.cgi/pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Equation.php?view=markup&rev=1.1
Index: pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Equation.php
+++ pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Equation.php
<?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 <[email protected]>
 * @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
 */

/**
 * Required packages
 */
require_once 'HTML/QuickForm/CAPTCHA.php';
require_once 'Text/CAPTCHA/Driver/Equation.php';

/**
 * 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 <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   Release: @package_version@
 * @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';
}

/**
 * Registers the class with QuickForm
 */
if (class_exists('HTML_QuickForm')) {
    HTML_QuickForm::registerElementType('CAPTCHA_Equation',
            'HTML/QuickForm/CAPTCHA/Equation.php',
            'HTML_QuickForm_CAPTCHA_Equation');
}

?>
http://cvs.php.net/viewvc.cgi/pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Figlet.php?view=markup&rev=1.1
Index: pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Figlet.php
+++ pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Figlet.php
<?php

/* vim: set expandtab tabstop=4 shiftwidth=4: */

/**
 * Element for HTML_QuickForm to display a CAPTCHA figlet
 *
 * The HTML_QuickForm_CAPTCHA package adds an element to the
 * HTML_QuickForm package to display a CAPTCHA figlet.
 *
 * This package requires the use of a PHP session.
 *
 * PHP versions 4 and 5
 *
 * @category  HTML
 * @package   HTML_QuickForm_CAPTCHA
 * @author    Philippe Jausions <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   CVS: $Id: Figlet.php,v 1.1 2008/04/26 23:27:30 jausions Exp $
 * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
 */

/**
 * Required packages
 */
require_once 'HTML/QuickForm/CAPTCHA.php';
require_once 'Text/CAPTCHA/Driver/Figlet.php';

/**
 * Element for HTML_QuickForm to display a CAPTCHA figlet
 *
 * The HTML_QuickForm_CAPTCHA package adds an element to the
 * HTML_QuickForm package to display a CAPTCHA figlet
 *
 * Options for the element
 * <ul>
 *  <li>'width'      (integer)  Width of figlet (default is 200px)</li>
 *  <li>'output'     (string)   Output format: "html", "text" or
 *                              "javascript" (default is "html").</li>
 *  <li>'length'     (integer)  number of letters in the figlet
 *                              (default is 6)</li>
 *  <li>'options'    (array)    only index supported is "font_file", which
 *                              should either be one figlet font file path,
 *                              or an array of figlet font file paths
 *                              (one we be picked randomly)</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 <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   Release: @package_version@
 * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
 * @see       Text_CAPTCHA_Driver_Figlet
 */
class HTML_QuickForm_CAPTCHA_Figlet extends HTML_QuickForm_CAPTCHA
{
    /**
     * Default options
     *
     * @var    array
     * @access protected
     */
    var $_options = array(
            'sessionVar'    => '_HTML_QuickForm_CAPTCHA',
            'output'        => 'html',
            'width'         => 200,
            'length'        => 6,
            'phrase'        => null,
            );

    /**
     * CAPTCHA driver
     *
     * @var    string
     * @access protected
     */
    var $_CAPTCHA_driver = 'Figlet';


    /**
     * Returns the HTML for the CAPTCHA
     *
     * This can be overwritten by sub-classes for specific output behavior
     * (for instance the Image CAPTCHA displays an image)
     *
     * @access public
     * @return string
     */
    function toHtml()
    {
        $result = $this->_initCAPTCHA();
        if (PEAR::isError($result)) {
            return $result;
        }

        $attr = $this->_attributes;
        unset($attr['type']);
        unset($attr['value']);
        unset($attr['name']);

        $html = $this->_getTabs()
                . '<div' . $this->_getAttrString($attr) . '>'
                . $_SESSION[$this->_options['sessionVar']]->getCAPTCHA()
                . '</div>';
        return $html;
    }
}

/**
 * Registers the class with QuickForm
 */
if (class_exists('HTML_QuickForm')) {
    HTML_QuickForm::registerElementType('CAPTCHA_Figlet',
            'HTML/QuickForm/CAPTCHA/Figlet.php',
            'HTML_QuickForm_CAPTCHA_Figlet');
}

?>
http://cvs.php.net/viewvc.cgi/pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Image.php?view=markup&rev=1.1
Index: pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Image.php
+++ pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Image.php
<?php

/* vim: set expandtab tabstop=4 shiftwidth=4: */

/**
 * Element for HTML_QuickForm to display a CAPTCHA image
 *
 * The HTML_QuickForm_CAPTCHA package adds an element to the
 * HTML_QuickForm package to display a CAPTCHA image.
 *
 * This package requires the use of a PHP session.
 *
 * PHP versions 4 and 5
 *
 * @category  HTML
 * @package   HTML_QuickForm_CAPTCHA
 * @author    Philippe Jausions <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   CVS: $Id: Image.php,v 1.1 2008/04/26 23:27:30 jausions Exp $
 * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
 */

/**
 * Required packages
 */
require_once 'HTML/QuickForm/CAPTCHA.php';
require_once 'Text/CAPTCHA/Driver/Image.php';

/**
 * Element for HTML_QuickForm to display a CAPTCHA image
 *
 * The HTML_QuickForm_CAPTCHA package adds an element to the
 * HTML_QuickForm package to display a CAPTCHA image.
 *
 * Options for the element
 * <ul>
 *  <li>'width'        (integer) width of the image,</li>
 *  <li>'height'       (integer) height of the image,</li>
 *  <li>'imageOptions' (array)   options passed to the Image_Text
 *                               constructor,</li>
 *  <li>'callback'     (string)  URL of callback script that will generate
 *                               and output the image itself,</li>
 *  <li>'alt'          (string)  the alt text for the image,</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 <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   Release: @package_version@
 * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
 * @see       Text_CAPTCHA_Driver_Image
 */
class HTML_QuickForm_CAPTCHA_Image extends HTML_QuickForm_CAPTCHA
{
    /**
     * Default options
     *
     * @var    array
     * @access protected
     */
    var $_options = array(
            'sessionVar'   => '_HTML_QuickForm_CAPTCHA',
            'width'        => '200',
            'height'       => '80',
            'alt'          => 'Click to view another image',
            'callback'     => '',
            'imageOptions' => null,
            'phrase'       => null,
            );

    /**
     * CAPTCHA driver
     *
     * @var    string
     * @access protected
     */
    var $_CAPTCHA_driver = 'Image';

    /**
     * Returns the HTML for the CAPTCHA image
     *
     * @return string
     * @access public
     */
    function toHtml()
    {
        if ($this->_flagFrozen) {
            return '';
        }

        $result = parent::_initCAPTCHA();
        if (PEAR::isError($result)) {
            return $result;
        }

        $html      = '';
        $tabs      = $this->_getTabs();
        $inputName = $this->getName();
        $imgName   = 'QF_CAPTCHA_'.$inputName;

        if ($this->getComment() != '') {
            $html .= $tabs.'<!-- '.$this->getComment().' // -->';
        }

        $attr = $this->_attributes;
        unset($attr['type']);
        unset($attr['value']);
        unset($attr['name']);

        $html = $tabs.'<a href="'.$this->_options['callback']
               .'" target="_blank" '
               .$this->_getAttrString($attr)
               .' onclick="var cancelClick = false; '
               .$this->getOnclickJs($imgName)
               .' return !cancelClick;"><img src="'
               .$this->_options['callback'].'" name="'.$imgName
               .'" id="'.$imgName.'" width="'.$this->_options['width']
               .'" height="'.$this->_options['height'].'" title="'
               .htmlspecialchars($this->_options['alt']).'" /></a>';

        return $html;
    }

    /**
     * Creates the javascript for the onclick event which will
     * reload a new CAPTCHA image
     *
     * @param string $imageName The image name/id
     *
     * @return string
     * @access public
     */
    function getOnclickJs($imageName)
    {
        $onclickJs = ''
            .'if (document.images) {'
            .'  var img = new Image();'
            .'  var d = new Date();'
            .'  img.src = this.href + ((this.href.indexOf(\'?\') == -1) '
                                     .'? \'?\' : \'&\') + d.getTime();'
            .'  document.images[\''.addslashes($imageName).'\'].src = img.src;'
            .'  cancelClick = true;'
            .'}';
        return $onclickJs;
    }
}

/**
 * Registers the class with QuickForm
 */
if (class_exists('HTML_QuickForm')) {
    HTML_QuickForm::registerElementType('CAPTCHA_Image',
            'HTML/QuickForm/CAPTCHA/Image.php', 'HTML_QuickForm_CAPTCHA_Image');
}

?>
http://cvs.php.net/viewvc.cgi/pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Word.php?view=markup&rev=1.1
Index: pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Word.php
+++ pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/CAPTCHA/Word.php
<?php

/* vim: set expandtab tabstop=4 shiftwidth=4: */

/**
 * Element for HTML_QuickForm to display a CAPTCHA "Word"
 *
 * The HTML_QuickForm_CAPTCHA package adds an element to the
 * HTML_QuickForm package to display a CAPTCHA "word".
 *
 * This package requires the use of a PHP session.
 *
 * PHP versions 4 and 5
 *
 * @category  HTML
 * @package   HTML_QuickForm_CAPTCHA
 * @author    Philippe Jausions <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   CVS: $Id: Word.php,v 1.1 2008/04/26 23:27:30 jausions Exp $
 * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
 */

/**
 * Required packages
 */
require_once 'HTML/QuickForm/CAPTCHA.php';
require_once 'Text/CAPTCHA/Driver/Word.php';

/**
 * Element for HTML_QuickForm to display a CAPTCHA "word" question
 *
 * The HTML_QuickForm_CAPTCHA package adds an element to the
 * HTML_QuickForm package to display a CAPTCHA "word" question.
 *
 * Options for the element
 * <ul>
 *  <li>'length'     (integer)  the length of the Word.</li>
 *  <li>'mode'       (string)   'single' for separated words.</li>
 *  <li>'locale'     (string)   locale for Numbers_Words package</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 <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   Release: @package_version@
 * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
 * @see       Text_CAPTCHA_Driver_Equation
 */
class HTML_QuickForm_CAPTCHA_Word extends HTML_QuickForm_CAPTCHA
{
    /**
     * Default options
     *
     * @var    array
     * @access protected
     */
    var $_options = array(
            'sessionVar' => '_HTML_QuickForm_CAPTCHA',
            'length'     => 4,
            'mode'       => 'single',
            'locale'     => 'en_US',
            'phrase'     => null,
            );

    /**
     * CAPTCHA driver
     *
     * @var    string
     * @access protected
     */
    var $_CAPTCHA_driver = 'Word';
}

/**
 * Registers the class with QuickForm
 */
if (class_exists('HTML_QuickForm')) {
    HTML_QuickForm::registerElementType('CAPTCHA_Word',
            'HTML/QuickForm/CAPTCHA/Word.php', 'HTML_QuickForm_CAPTCHA_Word');
}

?>
http://cvs.php.net/viewvc.cgi/pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/Rule/CAPTCHA.php?view=markup&rev=1.1
Index: pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/Rule/CAPTCHA.php
+++ pear/HTML_QuickForm_CAPTCHA/HTML/QuickForm/Rule/CAPTCHA.php
<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */

/**
 * Rule for HTML_QuickForm to display a CAPTCHA image
 *
 * This package requires the use of a PHP session.
 *
 * PHP versions 4 and 5
 *
 * @category  HTML
 * @package   HTML_QuickForm_CAPTCHA
 * @author    Philippe Jausions <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   CVS: $Id: CAPTCHA.php,v 1.1 2008/04/26 23:27:30 jausions Exp $
 * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
 */

require_once 'HTML/QuickForm/Rule.php';

/**
 * Rule to compare a field with a CAPTCHA image
 *
 * @category  HTML
 * @package   HTML_QuickForm_CAPTCHA
 * @author    Philippe Jausions <[email protected]>
 * @copyright 2006-2008 by Philippe Jausions / 11abacus
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @version   Release: @package_version@
 * @link      http://pear.php.net/package/HTML_QuickForm_CAPTCHA
 */
class HTML_QuickForm_Rule_CAPTCHA extends HTML_QuickForm_Rule
{
    /**
     * Validates the data entered matches the CAPTCHA image that was
     * displayed
     *
     * @param string                        $value   data to validate
     * @param HTML_QuickForm_CAPTCHA_Common $captcha element to check against
     *
     * @return boolean TRUE if valid, FALSE otherwise
     * @access public
     * @static
     */
    function validate($value, $captcha)
    {
        return ($value == $captcha->getValue());
    }

}

HTML_QuickForm::registerRule('CAPTCHA', 'rule', 'HTML_QuickForm_Rule_CAPTCHA',
                             'HTML/QuickForm/Rule/CAPTCHA.php');

?>