Controller/Front.php

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Category
Zend  
Copyright
Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)  
License
New BSD License  
Package
Zend_Controller  
Version
$Id$  

\Zend_Controller_Front

Package: Zend_Controller
Category
Zend  
Copyright
Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)  
License
New BSD License  

Properties

>VPropertyprotectedstring $_baseUrl = null
Base URL
Default valuenullDetails
Type
string
>VPropertyprotectedstring|array $_controllerDir = null
Directory|ies where controllers are stored
Default valuenullDetails
Type
string | array
>VPropertyprotected\Zend_Controller_Dispatcher_Interface $_dispatcher = null
Instance of Zend_Controller_Dispatcher_Interface
Default valuenullDetails
Type
\Zend_Controller_Dispatcher_Interface
>VPropertyprotected\Zend_Controller_Front $_instance = null
static
Singleton instance
Marked only as protected to allow extension of the class. To extend, simply override {@link getInstance()}.
Default valuenullDetails
Type
\Zend_Controller_Front
>VPropertyprotectedarray $_invokeParams = array()
Array of invocation parameters to use when instantiating action controllers
Default valuearray()Details
Type
array
>VPropertyprotectedstring $_moduleControllerDirectoryName = 'controllers'
Subdirectory within a module containing controllers; defaults to 'controllers'
Default value'controllers'Details
Type
string
>VPropertyprotected\Zend_Controller_Plugin_Broker $_plugins = null
Instance of Zend_Controller_Plugin_Broker
Default valuenullDetails
Type
\Zend_Controller_Plugin_Broker
>VPropertyprotected\Zend_Controller_Request_Abstract $_request = null
Instance of Zend_Controller_Request_Abstract
Default valuenullDetails
Type
\Zend_Controller_Request_Abstract
>VPropertyprotected\Zend_Controller_Response_Abstract $_response = null
Instance of Zend_Controller_Response_Abstract
Default valuenullDetails
Type
\Zend_Controller_Response_Abstract
>VPropertyprotectedboolean $_returnResponse = false
Whether or not to return the response prior to rendering output while in {@link dispatch()}; default is to send headers and render output.
Default valuefalseDetails
Type
boolean
>VPropertyprotected\Zend_Controller_Router_Interface $_router = null
Instance of Zend_Controller_Router_Interface
Default valuenullDetails
Type
\Zend_Controller_Router_Interface
>VPropertyprotectedboolean $_throwExceptions = false
Whether or not exceptions encountered in {@link dispatch()} should be thrown or trapped in the response object
Default valuefalseDetails
Type
boolean

Methods

methodprivate__clone() : void

Enforce singleton; disallow cloning

methodprotected__construct() : void

Constructor

Instantiate using {@link getInstance()}; front controller is a singleton object. Instantiates the plugin broker.
methodpublicaddControllerDirectory(string $directory, string $module = null) : \Zend_Controller_Front

Add a controller directory to the controller directory stack

If $args is presented and is a string, uses it for the array key mapping to the directory specified.
Parameters
NameTypeDescription
$directorystring
$modulestring

Optional argument; module with which to associate directory. If none provided, assumes 'default'

Returns
TypeDescription
\Zend_Controller_Front
Throws
ExceptionDescription
\Zend_Controller_Exceptionif directory not found or readable
methodpublicaddModuleDirectory(string $path) : \Zend_Controller_Front

Specify a directory as containing modules

Iterates through the directory, adding any subdirectories as modules; the subdirectory within each module named after {@link $_moduleControllerDirectoryName} will be used as the controller directory path.
Parameters
NameTypeDescription
$pathstring
Returns
TypeDescription
\Zend_Controller_Front
methodpublicclearParams( $name = null) : \Zend_Controller_Front

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.
Parameters
NameTypeDescription
$name
Returns
TypeDescription
\Zend_Controller_Front
methodpublicdispatch(\Zend_Controller_Request_Abstract | null $request = null, \Zend_Controller_Response_Abstract | null $response = null) : void | \Zend_Controller_Response_Abstract

Dispatch an HTTP request to a controller/action.

Parameters
NameTypeDescription
$request\Zend_Controller_Request_Abstract | null
$response\Zend_Controller_Response_Abstract | null
Returns
TypeDescription
void | \Zend_Controller_Response_AbstractReturns response object if returnResponse() is true
methodpublicgetBaseUrl() : string

Retrieve the currently set base URL

Returns
TypeDescription
string
methodpublicgetControllerDirectory(string $name = null) : array | string | null

Retrieve controller directory

Retrieves: - Array of all controller directories if no $name passed - String path if $name passed and exists as a key in controller directory array - null if $name passed but does not exist in controller directory keys
Parameters
NameTypeDescription
$namestring

Default null

Returns
TypeDescription
array | string | null
methodpublicgetDefaultAction() : string

Retrieve the default action (unformatted string)

Returns
TypeDescription
string
methodpublicgetDefaultControllerName() : string

Retrieve the default controller (unformatted string)

Returns
TypeDescription
string
methodpublicgetDefaultModule() : string

Retrieve the default module

Returns
TypeDescription
string
methodpublicgetDispatcher() : \Zend_Controller_Dispatcher_Interface

Return the dispatcher object.

methodpublicgetInstance() : \Zend_Controller_Front
static

Singleton instance

Returns
TypeDescription
\Zend_Controller_Front
methodpublicgetModuleControllerDirectoryName() : string

Return the directory name within a module containing controllers

Returns
TypeDescription
string
methodpublicgetModuleDirectory(string $module = null) : string | null

Return the path to a module directory (but not the controllers directory within)

Parameters
NameTypeDescription
$modulestring
Returns
TypeDescription
string | null
methodpublicgetParam(string $name) : mixed

Retrieve a single parameter from the controller parameter stack

Parameters
NameTypeDescription
$namestring
Returns
TypeDescription
mixed
methodpublicgetParams() : array

Retrieve action controller instantiation parameters

Returns
TypeDescription
array
methodpublicgetPlugin(string $class) : false | \Zend_Controller_Plugin_Abstract | array

Retrieve a plugin or plugins by class

Parameters
NameTypeDescription
$classstring
Returns
TypeDescription
false | \Zend_Controller_Plugin_Abstract | array
methodpublicgetPlugins() : array

Retrieve all plugins

Returns
TypeDescription
array
methodpublicgetRequest() : null | \Zend_Controller_Request_Abstract

Return the request object.

Returns
TypeDescription
null | \Zend_Controller_Request_Abstract
methodpublicgetResponse() : null | \Zend_Controller_Response_Abstract

Return the response object.

Returns
TypeDescription
null | \Zend_Controller_Response_Abstract
methodpublicgetRouter() : \Zend_Controller_Router_Interface

Return the router object.

Instantiates a Zend_Controller_Router_Rewrite object if no router currently set.
Returns
TypeDescription
\Zend_Controller_Router_Interface
methodpublichasPlugin(string $class) : bool

Is a particular plugin registered?

Parameters
NameTypeDescription
$classstring
Returns
TypeDescription
bool
methodpublicregisterPlugin(\Zend_Controller_Plugin_Abstract $plugin, int $stackIndex = null) : \Zend_Controller_Front

Register a plugin.

Parameters
NameTypeDescription
$plugin\Zend_Controller_Plugin_Abstract
$stackIndexint

Optional; stack index for plugin

Returns
TypeDescription
\Zend_Controller_Front
methodpublicremoveControllerDirectory(string $module) : bool

Remove a controller directory by module name

Parameters
NameTypeDescription
$modulestring
Returns
TypeDescription
bool
methodpublicresetInstance() : void

Resets all object properties of the singleton instance

Primarily used for testing; could be used to chain front controllers. Also resets action helper broker, clearing all registered helpers.
methodpublicreturnResponse(boolean $flag = null) : boolean | \Zend_Controller_Front

Set whether {@link dispatch()} should return the response without first rendering output. By default, output is rendered and dispatch() returns nothing.

Parameters
NameTypeDescription
$flagboolean
Returns
TypeDescription
boolean | \Zend_Controller_FrontUsed as a setter, returns object; as a getter, returns boolean
methodpublicrun(string | array $controllerDirectory) : void
static

Convenience feature, calls setControllerDirectory()->setRouter()->dispatch()

In PHP 5.1.x, a call to a static method never populates $this -- so run() may actually be called after setting up your front controller.
Parameters
NameTypeDescription
$controllerDirectorystring | array

Path to Zend_Controller_Action controller classes or array of such paths

Throws
ExceptionDescription
\Zend_Controller_Exceptionif called from an object instance
methodpublicsetBaseUrl(string $base = null) : \Zend_Controller_Front

Set the base URL used for requests

Use to set the base URL segment of the REQUEST_URI to use when determining PATH_INFO, etc. Examples: - /admin - /myapp - /subdir/index.php Note that the URL should not include the full URI. Do not use: - http://example.com/admin - http://example.com/myapp - http://example.com/subdir/index.php If a null value is passed, this can be used as well for autodiscovery (default).
Parameters
NameTypeDescription
$basestring
Returns
TypeDescription
\Zend_Controller_Front
Throws
ExceptionDescription
\Zend_Controller_Exceptionfor non-string $base
methodpublicsetControllerDirectory(string | array $directory, string $module = null) : \Zend_Controller_Front

Set controller directory

Stores controller directory(ies) in dispatcher. May be an array of directories or a string containing a single directory.
Parameters
NameTypeDescription
$directorystring | array

Path to Zend_Controller_Action controller classes or array of such paths

$modulestring

Optional module name to use with string $directory

Returns
TypeDescription
\Zend_Controller_Front
methodpublicsetDefaultAction(string $action) : \Zend_Controller_Front

Set the default action (unformatted string)

Parameters
NameTypeDescription
$actionstring
Returns
TypeDescription
\Zend_Controller_Front
methodpublicsetDefaultControllerName(string $controller) : \Zend_Controller_Front

Set the default controller (unformatted string)

Parameters
NameTypeDescription
$controllerstring
Returns
TypeDescription
\Zend_Controller_Front
methodpublicsetDefaultModule(string $module) : \Zend_Controller_Front

Set the default module name

Parameters
NameTypeDescription
$modulestring
Returns
TypeDescription
\Zend_Controller_Front
methodpublicsetDispatcher(\Zend_Controller_Dispatcher_Interface $dispatcher) : \Zend_Controller_Front

Set the dispatcher object. The dispatcher is responsible for taking a Zend_Controller_Dispatcher_Token object, instantiating the controller, and call the action method of the controller.

Parameters
NameTypeDescription
$dispatcher\Zend_Controller_Dispatcher_Interface
Returns
TypeDescription
\Zend_Controller_Front
methodpublicsetModuleControllerDirectoryName(string $name = 'controllers') : \Zend_Controller_Front

Set the directory name within a module containing controllers

Parameters
NameTypeDescription
$namestring
Returns
TypeDescription
\Zend_Controller_Front
methodpublicsetParam(string $name, mixed $value) : \Zend_Controller_Front

Add or modify a parameter to use when instantiating an action controller

Parameters
NameTypeDescription
$namestring
$valuemixed
Returns
TypeDescription
\Zend_Controller_Front
methodpublicsetParams(array $params) : \Zend_Controller_Front

Set parameters to pass to action controller constructors

Parameters
NameTypeDescription
$paramsarray
Returns
TypeDescription
\Zend_Controller_Front
methodpublicsetRequest(string | \Zend_Controller_Request_Abstract $request) : \Zend_Controller_Front

Set request class/object

Set the request object. The request holds the request environment. If a class name is provided, it will instantiate it
Parameters
NameTypeDescription
$requeststring | \Zend_Controller_Request_Abstract
Returns
TypeDescription
\Zend_Controller_Front
Throws
ExceptionDescription
\Zend_Controller_Exceptionif invalid request class
methodpublicsetResponse(string | \Zend_Controller_Response_Abstract $response) : \Zend_Controller_Front

Set response class/object

Set the response object. The response is a container for action responses and headers. Usage is optional. If a class name is provided, instantiates a response object.
Parameters
NameTypeDescription
$responsestring | \Zend_Controller_Response_Abstract
Returns
TypeDescription
\Zend_Controller_Front
Throws
ExceptionDescription
\Zend_Controller_Exceptionif invalid response class
methodpublicsetRouter(string | \Zend_Controller_Router_Interface $router) : \Zend_Controller_Front

Set router class/object

Set the router object. The router is responsible for mapping the request to a controller and action. If a class name is provided, instantiates router with any parameters registered via {@link setParam()} or {@link setParams()}.
Parameters
NameTypeDescription
$routerstring | \Zend_Controller_Router_Interface
Returns
TypeDescription
\Zend_Controller_Front
Throws
ExceptionDescription
\Zend_Controller_Exceptionif invalid router class
methodpublicthrowExceptions(boolean $flag = null) : boolean | \Zend_Controller_Front

Set the throwExceptions flag and retrieve current status

Set whether exceptions encounted in the dispatch loop should be thrown or caught and trapped in the response object. Default behaviour is to trap them in the response object; call this method to have them thrown. Passing no value will return the current value of the flag; passing a boolean true or false value will set the flag and return the current object instance.
Parameters
NameTypeDescription
$flagboolean

Defaults to null (return flag state)

Returns
TypeDescription
boolean | \Zend_Controller_FrontUsed as a setter, returns object; as a getter, returns boolean
methodpublicunregisterPlugin(string | \Zend_Controller_Plugin_Abstract $plugin) : \Zend_Controller_Front

Unregister a plugin.

Parameters
NameTypeDescription
$pluginstring | \Zend_Controller_Plugin_Abstract

Plugin class or object to unregister

Returns
TypeDescription
\Zend_Controller_Front
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