,
* Bertrand Mansion
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * The names of the authors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov
* @author Bertrand Mansion
* @license http://opensource.org/licenses/bsd-license.php New BSD License
* @version SVN: $Id: Factory.php 299305 2010-05-12 20:15:28Z avb $
* @link http://pear.php.net/package/HTML_QuickForm2
*/
/**
* Class with static methods for loading classes and files
*/
// require_once 'HTML/QuickForm2/Loader.php';
/**
* Static factory class
*
* The class handles instantiation of Element and Rule objects as well as
* registering of new Element and Rule classes.
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov
* @author Bertrand Mansion
* @version Release: @package_version@
*/
class HTML_QuickForm2_Factory
{
/**
* List of element types known to Factory
* @var array
*/
protected static $elementTypes = array(
'button' => array('HTML_QuickForm2_Element_Button', null),
'checkbox' => array('HTML_QuickForm2_Element_InputCheckbox', null),
'date' => array('HTML_QuickForm2_Element_Date', null),
'fieldset' => array('HTML_QuickForm2_Container_Fieldset', null),
'group' => array('HTML_QuickForm2_Container_Group', null),
'file' => array('HTML_QuickForm2_Element_InputFile', null),
'hidden' => array('HTML_QuickForm2_Element_InputHidden', null),
'image' => array('HTML_QuickForm2_Element_InputImage', null),
'inputbutton' => array('HTML_QuickForm2_Element_InputButton', null),
'password' => array('HTML_QuickForm2_Element_InputPassword', null),
'radio' => array('HTML_QuickForm2_Element_InputRadio', null),
'reset' => array('HTML_QuickForm2_Element_InputReset', null),
'select' => array('HTML_QuickForm2_Element_Select', null),
'submit' => array('HTML_QuickForm2_Element_InputSubmit', null),
'text' => array('HTML_QuickForm2_Element_InputText', null),
'textarea' => array('HTML_QuickForm2_Element_Textarea', null)
);
/**
* List of registered rules
* @var array
*/
protected static $registeredRules = array(
'nonempty' => array('HTML_QuickForm2_Rule_Nonempty', null),
'empty' => array('HTML_QuickForm2_Rule_Empty', null),
'required' => array('HTML_QuickForm2_Rule_Required', null),
'compare' => array('HTML_QuickForm2_Rule_Compare', null),
'eq' => array('HTML_QuickForm2_Rule_Compare', null,
array('operator' => '===')),
'neq' => array('HTML_QuickForm2_Rule_Compare', null,
array('operator' => '!==')),
'lt' => array('HTML_QuickForm2_Rule_Compare', null,
array('operator' => '<')),
'lte' => array('HTML_QuickForm2_Rule_Compare', null,
array('operator' => '<=')),
'gt' => array('HTML_QuickForm2_Rule_Compare', null,
array('operator' => '>')),
'gte' => array('HTML_QuickForm2_Rule_Compare', null,
array('operator' => '>=')),
'regex' => array('HTML_QuickForm2_Rule_Regex', null),
'callback' => array('HTML_QuickForm2_Rule_Callback', null),
'length' => array('HTML_QuickForm2_Rule_Length', null),
'minlength' => array('HTML_QuickForm2_Rule_Length', null,
array('max' => 0)),
'maxlength' => array('HTML_QuickForm2_Rule_Length', null,
array('min' => 0)),
'maxfilesize' => array('HTML_QuickForm2_Rule_MaxFileSize', null),
'mimetype' => array('HTML_QuickForm2_Rule_MimeType', null),
'each' => array('HTML_QuickForm2_Rule_Each', null),
'notcallback' => array('HTML_QuickForm2_Rule_NotCallback', null),
'notregex' => array('HTML_QuickForm2_Rule_NotRegex', null)
);
/**
* Registers a new element type
*
* @param string Type name (treated case-insensitively)
* @param string Class name
* @param string File containing the class, leave empty if class already loaded
*/
public static function registerElement($type, $className, $includeFile = null)
{
self::$elementTypes[strtolower($type)] = array($className, $includeFile);
}
/**
* Checks whether an element type is known to factory
*
* @param string Type name (treated case-insensitively)
* @return bool
*/
public static function isElementRegistered($type)
{
return isset(self::$elementTypes[strtolower($type)]);
}
/**
* Creates a new element object of the given type
*
* @param string Type name (treated case-insensitively)
* @param mixed Element name (passed to element's constructor)
* @param mixed Element attributes (passed to element's constructor)
* @param array Element-specific data (passed to element's constructor)
* @return HTML_QuickForm2_Node A created element
* @throws HTML_QuickForm2_InvalidArgumentException If type name is unknown
* @throws HTML_QuickForm2_NotFoundException If class for the element can
* not be found and/or loaded from file
*/
public static function createElement($type, $name = null, $attributes = null,
array $data = array())
{
$type = strtolower($type);
if (!isset(self::$elementTypes[$type])) {
throw new HTML_QuickForm2_InvalidArgumentException("Element type '$type' is not known");
}
list($className, $includeFile) = self::$elementTypes[$type];
if (!class_exists($className)) {
HTML_QuickForm2_Loader::loadClass($className, $includeFile);
}
return new $className($name, $attributes, $data);
}
/**
* Registers a new rule type
*
* @param string Rule type name (treated case-insensitively)
* @param string Class name
* @param string File containing the class, leave empty if class already loaded
* @param mixed Configuration data for rules of the given type
*/
public static function registerRule($type, $className, $includeFile = null,
$config = null)
{
self::$registeredRules[strtolower($type)] = array($className, $includeFile, $config);
}
/**
* Checks whether a rule type is known to Factory
*
* @param string Rule type name (treated case-insensitively)
* @return bool
*/
public static function isRuleRegistered($type)
{
return isset(self::$registeredRules[strtolower($type)]);
}
/**
* Creates a new Rule of the given type
*
* @param string Rule type name (treated case-insensitively)
* @param HTML_QuickForm2_Node Element to validate by the rule
* @param string Message to display if validation fails
* @param mixed Configuration data for the rule
* @return HTML_QuickForm2_Rule A created Rule
* @throws HTML_QuickForm2_InvalidArgumentException If rule type is unknown
* @throws HTML_QuickForm2_NotFoundException If class for the rule
* can't be found and/or loaded from file
*/
public static function createRule($type, HTML_QuickForm2_Node $owner,
$message = '', $config = null)
{
$type = strtolower($type);
if (!isset(self::$registeredRules[$type])) {
throw new HTML_QuickForm2_InvalidArgumentException("Rule '$type' is not known");
}
list($className, $includeFile) = self::$registeredRules[$type];
if (!class_exists($className)) {
HTML_QuickForm2_Loader::loadClass($className, $includeFile);
}
if (isset(self::$registeredRules[$type][2])) {
$config = call_user_func(array($className, 'mergeConfig'), $config,
self::$registeredRules[$type][2]);
}
return new $className($owner, $message, $config);
}
}
?>