X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Manual.git;a=blobdiff_plain;f=lib%2FCatalyst%2FManual%2FTutorial%2F02_CatalystBasics.pod;h=2670043710cabbfeb42cdd9156c93c3247b147bc;hp=f04e5edfbf1276fe402c826e69bfa4dd2ed39158;hb=4768184b3b277399116fbd53cae3697a9767fee5;hpb=f390ee62bbfa00c03c8c2ae8b573e7d3b1e38c11

diff --git a/lib/Catalyst/Manual/Tutorial/02_CatalystBasics.pod b/lib/Catalyst/Manual/Tutorial/02_CatalystBasics.pod
index f04e5ed..2670043 100644
--- a/lib/Catalyst/Manual/Tutorial/02_CatalystBasics.pod
+++ b/lib/Catalyst/Manual/Tutorial/02_CatalystBasics.pod
@@ -188,9 +188,13 @@ Run the following command to start up the built-in development web
 server (make sure you didn't forget the "C<cd Hello>" from the 
 previous step):
 
-B<Note>: the -r enables reloading on code changes so you don't have to stop and
-start the server when you update code. see perldoc script/hello_server.pl for
-more useful options.
+B<Note>: The "-r" argument enables reloading on code changes so you 
+don't have to stop and start the server when you update code. See 
+C<perldoc script/hello_server.pl> or C<script/hello_server.pl --help>
+for additional options you might find helpful. Most of the rest of the
+tutorial will assume that you are using "-r" when you start the development
+server, but feel free to manually start and stop it (use C<Ctrl-C> to
+breakout of the dev server) if you prefer. 
 
     $ script/hello_server.pl -r
     [debug] Debug messages enabled
@@ -228,7 +232,7 @@ more useful options.
     | /                                   | /default                             |
     '-------------------------------------+--------------------------------------'
     
-    [info] Hello powered by Catalyst 5.80018
+    [info] Hello powered by Catalyst 5.80020
     You can connect to your server at http://debian:3000
 
 Point your web browser to L<http://localhost:3000> (substituting a 
@@ -249,7 +253,8 @@ to the logging output of the development server:
     | /end                                                       | 0.000425s |
     '------------------------------------------------------------+-----------'
 
-B<Note>: Press Ctrl-C to break out of the development server if necessary.
+B<Note>: Press C<Ctrl-C> to break out of the development server if 
+necessary.
 
 
 =head1 HELLO WORLD
@@ -260,9 +265,7 @@ The Root.pm controller is a place to put global actions that usually
 execute on the root URL. Open the C<lib/Hello/Controller/Root.pm> file in 
 your editor. You will see the "index" subroutine, which is 
 responsible for displaying the welcome screen that you just saw in 
-your browser. Later on you'll want to change that to something more 
-reasonable, such as a "404" message or a redirect, but for now just 
-leave it alone.
+your browser. 
 
     sub index :Path :Args(0) {
         my ( $self, $c ) = @_;
@@ -271,6 +274,9 @@ leave it alone.
         $c->response->body( $c->welcome_message );
     }
 
+Later on you'll want to change that to something more reasonable, such 
+as a "404" message or a redirect, but for now just leave it alone. 
+
 The "C<$c>" here refers to the Catalyst context, which is used to 
 access the Catalyst application. In addition to many other things, 
 the Catalyst context provides access to "response" and "request" 
@@ -279,14 +285,14 @@ L<Catalyst::Response|Catalyst::Response>, and
 L<Catalyst::Request|Catalyst::Request>) 
 
 C<$c-E<gt>response-E<gt>body> sets the HTTP response (see 
-L<Catalyst::Response|Catalyst::Response>), while C<$c-E<gt>welcome_message> 
-is a special method that returns the welcome message that you saw in 
-your browser.
+L<Catalyst::Response|Catalyst::Response>), while 
+C<$c-E<gt>welcome_message> is a special method that returns the 
+welcome message that you saw in your browser.
 
 The ":Path :Args(0)" after the method name are attributes which 
 determine which URLs will be dispatched to this method. (You might see 
 ":Private" if you are using an older version of Catalyst, but using 
-that with 'default' or 'index' is currently deprecated.  If so, you 
+that with "default" or "index" is currently deprecated.  If so, you 
 should also probably upgrade before continuing the tutorial.)
 
 Some MVC frameworks handle dispatching in a central place. Catalyst, 
@@ -321,10 +327,10 @@ Here you're sending your own string to the webpage.
 Save the file, and you should notice the following in your server output:
 
     Saw changes to the following files:
-     - /srv/http/xenoterracide/Catalyst/Hello/lib/Hello/Controller/Root.pm (modify)
+     - /home/me/Hello/lib/Hello/Controller/Root.pm (modify)
     
     Attempting to restart the server
-    ...	
+    ...
     [debug] Loaded Private actions:
     .----------------------+--------------------------------------+--------------.
     | Private              | Class                                | Method       |
@@ -345,7 +351,10 @@ Save the file, and you should notice the following in your server output:
     '-------------------------------------+--------------------------------------'
     ...
 
-Go to L<http://localhost:3000/hello> to see "Hello, World!".
+Go to L<http://localhost:3000/hello> to see "Hello, World!".   Also 
+notice that the newly defined 'hello' action is listed under "Loaded 
+Private actions" in the development server debug output.
+
 
 =head2 Hello, World! Using a View and a Template
 
@@ -358,9 +367,9 @@ Toolkit Template template file), the actual templates go under the
 
 To create a TT view, run:
 
-    $ script/hello_create.pl view TT TT
+    $ script/hello_create.pl view HTML TT
 
-This creates the C<lib/Hello/View/TT.pm> module, which is a subclass of 
+This creates the C<lib/Hello/View/HTML.pm> module, which is a subclass of 
 C<Catalyst::View::TT>. 
 
 =over 4
@@ -371,9 +380,11 @@ The "view" keyword tells the create script that you are creating a view.
 
 =item *
 
-The first "TT" tells the script to name the View module "TT.pm", which is a
-commonly used name for TT views.  (You can name it anything you want, such as
-"HTML.pm".)
+The first argument "HTML" tells the script to name the View module "HTML.pm",
+which is a commonly used name for TT views.  You can name it anything you want,
+such as "MyView.pm". If you have more than one view, be sure to set the
+default_view in Hello.pm (See L<Catalyst::View::TT|Catalyst::View::TT> for more
+details on setting this).
 
 =item *
 
@@ -382,12 +393,12 @@ indicating that you want to a Template Toolkit view.
 
 =back
 
-If you look at C<lib/Hello/View/TT.pm> you will find that it only 
+If you look at C<lib/Hello/View/HTML.pm> you will find that it only 
 contains a config statement to set the TT extension to ".tt".
 
-Now that the TT.pm "View" exists, Catalyst will autodiscover it and be 
+Now that the HTML.pm "View" exists, Catalyst will autodiscover it and be 
 able to use it to display the view templates using the "process" 
-method that it inherits from the C<Catalyst::View::TT class>.
+method that it inherits from the C<Catalyst::View::TT> class.
 
 Template Toolkit is a very full featured template facility, with 
 excellent documentation at L<http://template-toolkit.org/>, 
@@ -398,7 +409,7 @@ chapters of the tutorial).
 Create a C<root/hello.tt> template file (put it in the C<root> under 
 the C<Hello> directory that is the base of your application). Here is 
 a simple sample:
-  
+
     <p>
         This is a TT view template, called '[% template.name %]'.
     </p>
@@ -414,7 +425,7 @@ following:
     sub hello :Global {
         my ( $self, $c ) = @_;
         
-        $c->stash->{template} = 'hello.tt';
+        $c->stash(template => 'hello.tt');
     }
 
 This time, instead of doing C<$c-E<gt>response-E<gt>body()>, you are 
@@ -427,6 +438,39 @@ default) view to be rendered (unless there's a C<$c-E<gt>response-
 E<gt>body()> statement). So your template will be magically displayed 
 at the end of your method.
 
+After saving the file, the development server should automatically
+restart (again, the tutorial is written to assume that you are
+using the "-r" option -- manually restart it if you aren't), 
+and look at L<http://localhost:3000/hello> in your again. You 
+should see the template that you just made.
+
+B<TIP:> If you keep the server running with "-r" in a "background 
+window," don't let that window get totally hidden... if you have an 
+syntax error in your code, the debug server output will contain the 
+error information.
+
+B<Note:> You will probably run into a variation of the "stash"
+statement above that looks like:
+
+    $c->stash->{template} = 'hello.tt';
+
+Although this style is still relatively common, the approach we
+used previous is becoming more common because it allows you to
+set multiple stash variables in one line.  For example:
+
+    $c->stash(template => 'hello.tt', foo => 'bar', 
+              another_thing => 1);
+
+You can also set multiple stash values with a hashref:
+
+    $c->stash({template => 'hello.tt', foo => 'bar', 
+              another_thing => 1});
+
+Any of these formats work, but the C<$c-E<gt>stash(name =E<gt> value);>
+style is growing in popularity -- you may wish to use it all the 
+time (even when you are only setting a single value).
+
+
 =head1 CREATE A SIMPLE CONTROLLER AND AN ACTION
 
 Create a controller named "Site" by executing the create script:
@@ -442,8 +486,8 @@ In C<lib/Hello/Controller/Site.pm>, add the following method:
     sub test :Local {
         my ( $self, $c ) = @_;
     
-        $c->stash->{username} = "John";
-        $c->stash->{template} = 'site/test.tt';
+        $c->stash(username => 'John',
+                  template => 'site/test.tt');
     }
 
 Notice the "Local" attribute on the C<test> method. This will cause 
@@ -473,6 +517,10 @@ template file at that location. Include a line like:
 You should see your test.tt file displayed, including the name "John"
 that you set in the controller.
 
+Once the server automatically restarts, notice in the server 
+output that C</site/test> is listed in the Loaded Path actions. 
+Go to L<http://localhost:3000/site/test> in your browser.
+
 
 =head1 AUTHORS
 
@@ -483,5 +531,5 @@ Please report any errors, issues or suggestions to the author.  The
 most recent version of the Catalyst Tutorial can be found at
 L<http://dev.catalyst.perl.org/repos/Catalyst/Catalyst-Manual/5.80/trunk/lib/Catalyst/Manual/Tutorial/>.
 
-Copyright 2006-2008, Kennedy Clark & Gerda Shank, under Creative Commons License
+Copyright 2006-2010, Kennedy Clark, under Creative Commons License
 (L<http://creativecommons.org/licenses/by-sa/3.0/us/>).