@@ -5,13 +5,13 @@ Controller
55==========
66
77A controller is a PHP function you create that takes information from the
8- HTTP request and constructs and returns an HTTP response (as a Symfony2
8+ HTTP request and constructs and returns an HTTP response (as a Symfony
99``Response `` object). The response could be an HTML page, an XML document,
1010a serialized JSON array, an image, a redirect, a 404 error or anything else
1111you can dream up. The controller contains whatever arbitrary logic *your
1212application * needs to render the content of a page.
1313
14- See how simple this is by looking at a Symfony2 controller in action.
14+ See how simple this is by looking at a Symfony controller in action.
1515The following controller would render a page that simply prints ``Hello world! ``::
1616
1717 use Symfony\Component\HttpFoundation\Response;
@@ -50,7 +50,7 @@ common examples:
5050Requests, Controller, Response Lifecycle
5151----------------------------------------
5252
53- Every request handled by a Symfony2 project goes through the same simple lifecycle.
53+ Every request handled by a Symfony project goes through the same simple lifecycle.
5454The framework takes care of the repetitive tasks and ultimately executes a
5555controller, which houses your custom application code:
5656
@@ -87,7 +87,7 @@ A Simple Controller
8787-------------------
8888
8989While a controller can be any PHP callable (a function, method on an object,
90- or a ``Closure ``), in Symfony2 , a controller is usually a single method inside
90+ or a ``Closure ``), in Symfony , a controller is usually a single method inside
9191a controller object. Controllers are also called *actions *.
9292
9393.. code-block :: php
@@ -117,7 +117,7 @@ a controller object. Controllers are also called *actions*.
117117
118118This controller is pretty straightforward:
119119
120- * *line 4 *: Symfony2 takes advantage of PHP 5.3 namespace functionality to
120+ * *line 4 *: Symfony takes advantage of PHP 5.3 namespace functionality to
121121 namespace the entire controller class. The ``use `` keyword imports the
122122 ``Response `` class, which the controller must return.
123123
@@ -185,8 +185,8 @@ controller and passes in ``ryan`` for the ``$name`` variable. Creating a
185185"page" means simply creating a controller method and associated route.
186186
187187Notice the syntax used to refer to the controller: ``AcmeHelloBundle:Hello:index ``.
188- Symfony2 uses a flexible string notation to refer to different controllers.
189- This is the most common syntax and tells Symfony2 to look for a controller
188+ Symfony uses a flexible string notation to refer to different controllers.
189+ This is the most common syntax and tells Symfony to look for a controller
190190class called ``HelloController `` inside a bundle named ``AcmeHelloBundle ``. The
191191method ``indexAction() `` is then executed.
192192
@@ -232,7 +232,7 @@ passed to that method::
232232
233233The controller has a single argument, ``$name ``, which corresponds to the
234234``{name} `` parameter from the matched route (``ryan `` in the example). In
235- fact, when executing your controller, Symfony2 matches each argument of
235+ fact, when executing your controller, Symfony matches each argument of
236236the controller with a parameter from the matched route. Take the following
237237example:
238238
@@ -369,7 +369,7 @@ Use it! See :doc:`/cookbook/templating/render_without_controller`.
369369The Base Controller Class
370370-------------------------
371371
372- For convenience, Symfony2 comes with a base ``Controller `` class that assists
372+ For convenience, Symfony comes with a base ``Controller `` class that assists
373373with some of the most common controller tasks and gives your controller class
374374access to any resource it might need. By extending this ``Controller `` class,
375375you can take advantage of several helper methods.
@@ -393,7 +393,7 @@ Add the ``use`` statement atop the ``Controller`` class and then modify the
393393
394394This doesn't actually change anything about how your controller works. In
395395the next section, you'll learn about the helper methods that the base controller
396- class makes available. These methods are just shortcuts to using core Symfony2
396+ class makes available. These methods are just shortcuts to using core Symfony
397397functionality that's available to you with or without the use of the base
398398``Controller `` class. A great way to see the core functionality in action
399399is to look in the
@@ -422,7 +422,7 @@ Common Controller Tasks
422422Though a controller can do virtually anything, most controllers will perform
423423the same basic tasks over and over again. These tasks, such as redirecting,
424424forwarding, rendering templates and accessing core services, are very easy
425- to manage in Symfony2 .
425+ to manage in Symfony .
426426
427427.. index ::
428428 single: Controller; Redirecting
@@ -496,15 +496,15 @@ look something like the following::
496496 }
497497
498498And just like when creating a controller for a route, the order of the arguments
499- to ``fancyAction `` doesn't matter. Symfony2 matches the index key names
499+ to ``fancyAction `` doesn't matter. Symfony matches the index key names
500500(e.g. ``name ``) with the method argument names (e.g. ``$name ``). If you
501- change the order of the arguments, Symfony2 will still pass the correct
501+ change the order of the arguments, Symfony will still pass the correct
502502value to each variable.
503503
504504.. tip ::
505505
506506 Like other base ``Controller `` methods, the ``forward `` method is just
507- a shortcut for core Symfony2 functionality. A forward can be accomplished
507+ a shortcut for core Symfony functionality. A forward can be accomplished
508508 directly by duplicating the current request. When this
509509 :ref: `sub request <http-kernel-sub-requests >` is executed via the ``http_kernel ``
510510 service the ``HttpKernel `` returns a ``Response `` object::
@@ -598,7 +598,7 @@ The Symfony templating engine is explained in great detail in the
598598Accessing other Services
599599~~~~~~~~~~~~~~~~~~~~~~~~
600600
601- When extending the base controller class, you can access any Symfony2 service
601+ When extending the base controller class, you can access any Symfony service
602602via the ``get() `` method. Here are several common services you might need::
603603
604604 $templating = $this->get('templating');
@@ -643,7 +643,7 @@ The ``createNotFoundException()`` method creates a special ``NotFoundHttpExcepti
643643object, which ultimately triggers a 404 HTTP response inside Symfony.
644644
645645Of course, you're free to throw any ``Exception `` class in your controller -
646- Symfony2 will automatically return a 500 HTTP response code.
646+ Symfony will automatically return a 500 HTTP response code.
647647
648648.. code-block :: php
649649
@@ -661,9 +661,9 @@ Both of these error pages can be customized. For details, read the
661661Managing the Session
662662--------------------
663663
664- Symfony2 provides a nice session object that you can use to store information
664+ Symfony provides a nice session object that you can use to store information
665665about the user (be it a real person using a browser, a bot, or a web service)
666- between requests. By default, Symfony2 stores the attributes in a cookie
666+ between requests. By default, Symfony stores the attributes in a cookie
667667by using the native PHP sessions.
668668
669669Storing and retrieving information from the session can be easily achieved
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