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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Controller
* @subpackage Dispatcher
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Abstract.php 16541 2009-07-07 06:59:03Z bkarwin $
*/
/** Zend_Controller_Dispatcher_Interface */
require_once 'Zend/Controller/Dispatcher/Interface.php';
/**
* @category Zend
* @package Zend_Controller
* @subpackage Dispatcher
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
abstract class Zend_Controller_Dispatcher_Abstract implements Zend_Controller_Dispatcher_Interface
{
/**
* Default action
* @var string
*/
protected $_defaultAction = 'index';
/**
* Default controller
* @var string
*/
protected $_defaultController = 'index';
/**
* Default module
* @var string
*/
protected $_defaultModule = 'default';
/**
* Front Controller instance
* @var Zend_Controller_Front
*/
protected $_frontController;
/**
* Array of invocation parameters to use when instantiating action
* controllers
* @var array
*/
protected $_invokeParams = array();
/**
* Path delimiter character
* @var string
*/
protected $_pathDelimiter = '_';
/**
* Response object to pass to action controllers, if any
* @var Zend_Controller_Response_Abstract|null
*/
protected $_response = null;
/**
* Word delimiter characters
* @var array
*/
protected $_wordDelimiter = array('-', '.');
/**
* Constructor
*
* @return void
*/
public function __construct(array $params = array())
{
$this->setParams($params);
}
/**
* Formats a string into a controller name. This is used to take a raw
* controller name, such as one stored inside a Zend_Controller_Request_Abstract
* object, and reformat it to a proper class name that a class extending
* Zend_Controller_Action would use.
*
* @param string $unformatted
* @return string
*/
public function formatControllerName($unformatted)
{
return ucfirst($this->_formatName($unformatted)) . 'Controller';
}
/**
* Formats a string into an action name. This is used to take a raw
* action name, such as one that would be stored inside a Zend_Controller_Request_Abstract
* object, and reformat into a proper method name that would be found
* inside a class extending Zend_Controller_Action.
*
* @param string $unformatted
* @return string
*/
public function formatActionName($unformatted)
{
$formatted = $this->_formatName($unformatted, true);
return strtolower(substr($formatted, 0, 1)) . substr($formatted, 1) . 'Action';
}
/**
* Verify delimiter
*
* Verify a delimiter to use in controllers or actions. May be a single
* string or an array of strings.
*
* @param string|array $spec
* @return array
* @throws Zend_Controller_Dispatcher_Exception with invalid delimiters
*/
public function _verifyDelimiter($spec)
{
if (is_string($spec)) {
return (array) $spec;
} elseif (is_array($spec)) {
$allStrings = true;
foreach ($spec as $delim) {
if (!is_string($delim)) {
$allStrings = false;
break;
}
}
if (!$allStrings) {
require_once 'Zend/Controller/Dispatcher/Exception.php';
throw new Zend_Controller_Dispatcher_Exception('Word delimiter array must contain only strings');
}
return $spec;
}
require_once 'Zend/Controller/Dispatcher/Exception.php';
throw new Zend_Controller_Dispatcher_Exception('Invalid word delimiter');
}
/**
* Retrieve the word delimiter character(s) used in
* controller or action names
*
* @return array
*/
public function getWordDelimiter()
{
return $this->_wordDelimiter;
}
/**
* Set word delimiter
*
* Set the word delimiter to use in controllers and actions. May be a
* single string or an array of strings.
*
* @param string|array $spec
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setWordDelimiter($spec)
{
$spec = $this->_verifyDelimiter($spec);
$this->_wordDelimiter = $spec;
return $this;
}
/**
* Retrieve the path delimiter character(s) used in
* controller names
*
* @return array
*/
public function getPathDelimiter()
{
return $this->_pathDelimiter;
}
/**
* Set path delimiter
*
* Set the path delimiter to use in controllers. May be a single string or
* an array of strings.
*
* @param string $spec
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setPathDelimiter($spec)
{
if (!is_string($spec)) {
require_once 'Zend/Controller/Dispatcher/Exception.php';
throw new Zend_Controller_Dispatcher_Exception('Invalid path delimiter');
}
$this->_pathDelimiter = $spec;
return $this;
}
/**
* Formats a string from a URI into a PHP-friendly name.
*
* By default, replaces words separated by the word separator character(s)
* with camelCaps. If $isAction is false, it also preserves replaces words
* separated by the path separation character with an underscore, making
* the following word Title cased. All non-alphanumeric characters are
* removed.
*
* @param string $unformatted
* @param boolean $isAction Defaults to false
* @return string
*/
protected function _formatName($unformatted, $isAction = false)
{
// preserve directories
if (!$isAction) {
$segments = explode($this->getPathDelimiter(), $unformatted);
} else {
$segments = (array) $unformatted;
}
foreach ($segments as $key => $segment) {
$segment = str_replace($this->getWordDelimiter(), ' ', strtolower($segment));
$segment = preg_replace('/[^a-z0-9 ]/', '', $segment);
$segments[$key] = str_replace(' ', '', ucwords($segment));
}
return implode('_', $segments);
}
/**
* Retrieve front controller instance
*
* @return Zend_Controller_Front
*/
public function getFrontController()
{
if (null === $this->_frontController) {
require_once 'Zend/Controller/Front.php';
$this->_frontController = Zend_Controller_Front::getInstance();
}
return $this->_frontController;
}
/**
* Set front controller instance
*
* @param Zend_Controller_Front $controller
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setFrontController(Zend_Controller_Front $controller)
{
$this->_frontController = $controller;
return $this;
}
/**
* Add or modify a parameter to use when instantiating an action controller
*
* @param string $name
* @param mixed $value
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setParam($name, $value)
{
$name = (string) $name;
$this->_invokeParams[$name] = $value;
return $this;
}
/**
* Set parameters to pass to action controller constructors
*
* @param array $params
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setParams(array $params)
{
$this->_invokeParams = array_merge($this->_invokeParams, $params);
return $this;
}
/**
* Retrieve a single parameter from the controller parameter stack
*
* @param string $name
* @return mixed
*/
public function getParam($name)
{
if(isset($this->_invokeParams[$name])) {
return $this->_invokeParams[$name];
}
return null;
}
/**
* Retrieve action controller instantiation parameters
*
* @return array
*/
public function getParams()
{
return $this->_invokeParams;
}
/**
* Clear the controller parameter stack
*
* By default, clears all parameters. If a parameter name is given, clears
* only that parameter; if an array of parameter names is provided, clears
* each.
*
* @param null|string|array single key or array of keys for params to clear
* @return Zend_Controller_Dispatcher_Abstract
*/
public function clearParams($name = null)
{
if (null === $name) {
$this->_invokeParams = array();
} elseif (is_string($name) && isset($this->_invokeParams[$name])) {
unset($this->_invokeParams[$name]);
} elseif (is_array($name)) {
foreach ($name as $key) {
if (is_string($key) && isset($this->_invokeParams[$key])) {
unset($this->_invokeParams[$key]);
}
}
}
return $this;
}
/**
* Set response object to pass to action controllers
*
* @param Zend_Controller_Response_Abstract|null $response
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setResponse(Zend_Controller_Response_Abstract $response = null)
{
$this->_response = $response;
return $this;
}
/**
* Return the registered response object
*
* @return Zend_Controller_Response_Abstract|null
*/
public function getResponse()
{
return $this->_response;
}
/**
* Set the default controller (minus any formatting)
*
* @param string $controller
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setDefaultControllerName($controller)
{
$this->_defaultController = (string) $controller;
return $this;
}
/**
* Retrieve the default controller name (minus formatting)
*
* @return string
*/
public function getDefaultControllerName()
{
return $this->_defaultController;
}
/**
* Set the default action (minus any formatting)
*
* @param string $action
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setDefaultAction($action)
{
$this->_defaultAction = (string) $action;
return $this;
}
/**
* Retrieve the default action name (minus formatting)
*
* @return string
*/
public function getDefaultAction()
{
return $this->_defaultAction;
}
/**
* Set the default module
*
* @param string $module
* @return Zend_Controller_Dispatcher_Abstract
*/
public function setDefaultModule($module)
{
$this->_defaultModule = (string) $module;
return $this;
}
/**
* Retrieve the default module
*
* @return string
*/
public function getDefaultModule()
{
return $this->_defaultModule;
}
}
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