X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FCatalyst.pm;h=664f0d2aa9f727f60c0396e7ba54d71b1cfac1e9;hb=8c57b129c2c6419c9d339e3c6acca4c1628ca485;hp=e581ba1178f839fdbe2771a6cf2168ada4fe8ce9;hpb=d134bcca06274815d0e9c3ff44171742cf6f5f49;p=catagits%2FCatalyst-Runtime.git
diff --git a/lib/Catalyst.pm b/lib/Catalyst.pm
index e581ba1..664f0d2 100644
--- a/lib/Catalyst.pm
+++ b/lib/Catalyst.pm
@@ -17,13 +17,12 @@ use Module::Pluggable::Object ();
use Text::SimpleTable ();
use Path::Class::Dir ();
use Path::Class::File ();
-use Time::HiRes qw/gettimeofday tv_interval/;
use URI ();
use URI::http;
use URI::https;
-use Scalar::Util qw/weaken/;
use Tree::Simple qw/use_weak_refs/;
use Tree::Simple::Visitor::FindByUID;
+use Class::C3::Adopt::NEXT;
use attributes;
use utf8;
use Carp qw/croak carp shortmess/;
@@ -44,11 +43,9 @@ sub depth { scalar @{ shift->stack || [] }; }
sub comp { shift->component(@_) }
sub req {
- # carp "the use of req() is deprecated in favour of request()";
my $self = shift; return $self->request(@_);
}
sub res {
- # carp "the use of res() is deprecated in favour of response()";
my $self = shift; return $self->response(@_);
}
@@ -77,7 +74,14 @@ __PACKAGE__->stats_class('Catalyst::Stats');
# Remember to update this in Catalyst::Runtime as well!
-our $VERSION = '5.8000_05';
+our $VERSION = '5.80001';
+
+{
+ my $dev_version = $VERSION =~ /_\d{2}$/;
+ *_IS_DEVELOPMENT_VERSION = sub () { $dev_version };
+}
+
+$VERSION = eval $VERSION;
sub import {
my ( $class, @arguments ) = @_;
@@ -88,6 +92,12 @@ sub import {
my $caller = caller();
return if $caller eq 'main';
+
+ # Kill Adopt::NEXT warnings if we're a non-RC version
+ unless (_IS_DEVELOPMENT_VERSION()) {
+ Class::C3::Adopt::NEXT->unimport(qr/^Catalyst::/);
+ }
+
my $meta = Moose::Meta::Class->initialize($caller);
#Moose->import({ into => $caller }); #do we want to do this?
@@ -349,14 +359,21 @@ When called with no arguments it escapes the processing chain entirely.
sub detach { my $c = shift; $c->dispatcher->detach( $c, @_ ) }
-=head2 $c->visit( $action [, \@arguments ] )
+=head2 $c->visit( $action [, \@captures, \@arguments ] )
-=head2 $c->visit( $class, $method, [, \@arguments ] )
+=head2 $c->visit( $class, $method, [, \@captures, \@arguments ] )
Almost the same as C, but does a full dispatch, instead of just
calling the new C<$action> / C<$class-E$method>. This means that C,
C and the method you go to are called, just like a new request.
+In addition both C<< $c->action >> and C<< $c->namespace >> are localized.
+This means, for example, that $c->action methods such as C, C and
+C return information for the visited action when they are invoked
+within the visited action. This is different from the behavior of C
+which continues to use the $c->action object from the caller action even when
+invoked from the callee.
+
C<$c-Estash> is kept unchanged.
In effect, C allows you to "wrap" another action, just as it
@@ -368,9 +385,9 @@ been reached directly from a URL.
sub visit { my $c = shift; $c->dispatcher->visit( $c, @_ ) }
-=head2 $c->go( $action [, \@arguments ] )
+=head2 $c->go( $action [, \@captures, \@arguments ] )
-=head2 $c->go( $class, $method, [, \@arguments ] )
+=head2 $c->go( $class, $method, [, \@captures, \@arguments ] )
Almost the same as C, but does a full dispatch like C,
instead of just calling the new C<$action> /
@@ -479,6 +496,7 @@ sub _comp_search_prefixes {
my ( $c, $name, @prefixes ) = @_;
my $appclass = ref $c || $c;
my $filter = "^${appclass}::(" . join( '|', @prefixes ) . ')::';
+ $filter = qr/$filter/; # Compile regex now rather than once per loop
# map the original component name to the sub part that we will search against
my %eligible = map { my $n = $_; $n =~ s{^$appclass\::[^:]+::}{}; $_ => $n; }
@@ -506,7 +524,9 @@ sub _comp_search_prefixes {
# don't warn if we didn't find any results, it just might not exist
if( @result ) {
- my $msg = "Used regexp fallback for \$c->model('${name}'), which found '" .
+ # Disgusting hack to work out correct method name
+ my $warn_for = lc $prefixes[0];
+ my $msg = "Used regexp fallback for \$c->{$warn_for}('${name}'), which found '" .
(join '", "', @result) . "'. Relying on regexp fallback behavior for " .
"component resolution is unreliable and unsafe.";
my $short = $result[0];
@@ -519,9 +539,9 @@ sub _comp_search_prefixes {
$msg .= " You probably need to set '$short' instead of '${name}' in this " .
"component's config";
} else {
- $msg .= " You probably meant \$c->model('$short') instead of \$c->model{'${name}'}, " .
+ $msg .= " You probably meant \$c->${warn_for}('$short') instead of \$c->${warn_for}({'${name}'}), " .
"but if you really wanted to search, pass in a regexp as the argument " .
- "like so: \$c->model(qr/${name}/)";
+ "like so: \$c->${warn_for}(qr/${name}/)";
}
$c->log->warn( "${msg}$shortmess" );
}
@@ -785,12 +805,34 @@ Returns or takes a hashref containing the application's configuration.
__PACKAGE__->config( { db => 'dsn:SQLite:foo.db' } );
You can also use a C, C or C config file
-like myapp.yml in your applications home directory. See
+like myapp.conf in your applications home directory. See
L.
- ---
- db: dsn:SQLite:foo.db
+=head3 Cascading configuration.
+
+The config method is present on all Catalyst components, and configuration
+will be merged when an application is started. Configuration loaded with
+L takes precedence over other configuration,
+followed by configuration in your top level C class. These two
+configurations are merged, and then configuration data whos hash key matches a
+component name is merged with configuration for that component.
+The configuration for a component is then passed to the C method when a
+component is constructed.
+
+For example:
+
+ MyApp->config({ 'Model::Foo' => { bar => 'baz', overrides => 'me' } });
+ MyApp::Model::Foo->config({ quux => 'frob', 'overrides => 'this' });
+
+will mean that C receives the following data when
+constructed:
+
+ MyApp::Model::Foo->new({
+ bar => 'baz',
+ quux => 'frob',
+ overrides => 'me',
+ });
=cut
@@ -798,8 +840,8 @@ around config => sub {
my $orig = shift;
my $c = shift;
- $c->log->warn("Setting config after setup has been run is not a good idea.")
- if ( @_ and $c->setup_finished );
+ croak('Setting config after setup has been run is not allowed.')
+ if ( @_ and $c->setup_finished );
$c->$orig(@_);
};
@@ -824,10 +866,21 @@ L.
=head2 $c->debug
-Overload to enable debug messages (same as -Debug option).
+Returns 1 if debug mode is enabled, 0 otherwise.
-Note that this is a static method, not an accessor and should be overloaded
-by declaring "sub debug { 1 }" in your MyApp.pm, not by calling $c->debug(1).
+You can enable debug mode in several ways:
+
+=over
+
+=item With the environment variables MYAPP_DEBUG, or CATALYST_DEBUG
+
+=item The -Debug option in your MyApp.pm
+
+=item By declaring "sub debug { 1 }" in your MyApp.pm.
+
+=back
+
+Calling $c->debug(1) has no effect.
=cut
@@ -835,13 +888,11 @@ sub debug { 0 }
=head2 $c->dispatcher
-Returns the dispatcher instance. Stringifies to class name. See
-L.
+Returns the dispatcher instance. See L.
=head2 $c->engine
-Returns the engine instance. Stringifies to the class name. See
-L.
+Returns the engine instance. See L.
=head2 UTILITY METHODS
@@ -866,15 +917,15 @@ sub path_to {
=head2 $c->plugin( $name, $class, @args )
-Helper method for plugins. It creates a classdata accessor/mutator and
+Helper method for plugins. It creates a class data accessor/mutator and
loads and instantiates the given class.
MyApp->plugin( 'prototype', 'HTML::Prototype' );
$c->prototype->define_javascript_functions;
-
+
B This method of adding plugins is deprecated. The ability
-to add plugins like this B in a Catalyst 5.9.
+to add plugins like this B in a Catalyst 5.81.
Please do not use this functionality in new code.
=cut
@@ -882,9 +933,9 @@ Please do not use this functionality in new code.
sub plugin {
my ( $class, $name, $plugin, @args ) = @_;
- # See block comment in t/unit_core_plugin.t
- $class->log->debug(qq/Adding plugin using the ->plugin method is deprecated, and will be removed in Catalyst 5.9/);
-
+ # See block comment in t/unit_core_plugin.t
+ $class->log->warn(qq/Adding plugin using the ->plugin method is deprecated, and will be removed in Catalyst 5.81/);
+
$class->_register_plugin( $plugin, 1 );
eval { $plugin->import };
@@ -916,8 +967,8 @@ Catalyst> line.
sub setup {
my ( $class, @arguments ) = @_;
- $class->log->warn("Running setup twice is not a good idea.")
- if ( $class->setup_finished );
+ croak('Running setup more than once')
+ if ( $class->setup_finished );
unless ( $class->isa('Catalyst') ) {
@@ -982,7 +1033,8 @@ EOF
my @plugins = map { "$_ " . ( $_->VERSION || '' ) } $class->registered_plugins;
if (@plugins) {
- my $t = Text::SimpleTable->new(74);
+ my $column_width = Catalyst::Utils::term_width() - 6;
+ my $t = Text::SimpleTable->new($column_width);
$t->row($_) for @plugins;
$class->log->debug( "Loaded plugins:\n" . $t->draw . "\n" );
}
@@ -1014,7 +1066,8 @@ EOF
$class->setup_components;
if ( $class->debug ) {
- my $t = Text::SimpleTable->new( [ 63, 'Class' ], [ 8, 'Type' ] );
+ my $column_width = Catalyst::Utils::term_width() - 8 - 9;
+ my $t = Text::SimpleTable->new( [ $column_width, 'Class' ], [ 8, 'Type' ] );
for my $comp ( sort keys %{ $class->components } ) {
my $type = ref $class->components->{$comp} ? 'instance' : 'class';
$t->row( $comp, $type );
@@ -1047,6 +1100,31 @@ EOF
$meta->make_immutable unless $meta->is_immutable;
}, Scope::Upper::SCOPE(1));
+ $class->setup_finalize;
+}
+
+
+=head2 $app->setup_finalize
+
+A hook to attach modifiers to.
+Using C<< after setup => sub{}; >> doesn't work, because of quirky things done for plugin setup.
+Also better than C< setup_finished(); >, as that is a getter method.
+
+ sub setup_finalize {
+
+ my $app = shift;
+
+ ## do stuff, i.e., determine a primary key column for sessions stored in a DB
+
+ $app->next::method(@_);
+
+
+ }
+
+=cut
+
+sub setup_finalize {
+ my ($class) = @_;
$class->setup_finished(1);
}
@@ -1080,12 +1158,17 @@ using C<< $c->req->captures >>.
sub uri_for {
my ( $c, $path, @args ) = @_;
- if ( Scalar::Util::blessed($path) ) { # action object
+ if ( blessed($path) ) { # action object
my $captures = ( scalar @args && ref $args[0] eq 'ARRAY'
? shift(@args)
: [] );
- $path = $c->dispatcher->uri_for_action($path, $captures);
- return undef unless defined($path);
+ my $action = $path;
+ $path = $c->dispatcher->uri_for_action($action, $captures);
+ if (not defined $path) {
+ $c->log->debug(qq/Can't find uri_for action '$action' @$captures/)
+ if $c->debug;
+ return undef;
+ }
$path = '/' if $path eq '';
}
@@ -1139,6 +1222,38 @@ sub uri_for {
$res;
}
+=head2 $c->uri_for_action( $path, \@captures?, @args?, \%query_values? )
+
+=head2 $c->uri_for_action( $action, \@captures?, @args?, \%query_values? )
+
+=over
+
+=item $path
+
+A private path to the Catalyst action you want to create a URI for.
+
+This is a shortcut for calling C<< $c->dispatcher->get_action_by_path($path)
+>> and passing the resulting C<$action> and the remaining arguments to C<<
+$c->uri_for >>.
+
+You can also pass in a Catalyst::Action object, in which case it is passed to
+C<< $c->uri_for >>.
+
+=back
+
+=cut
+
+sub uri_for_action {
+ my ( $c, $path, @args ) = @_;
+ my $action = blessed($path)
+ ? $path
+ : $c->dispatcher->get_action_by_path($path);
+ unless (defined $action) {
+ croak "Can't find action for path '$path'";
+ }
+ return $c->uri_for( $action, @args );
+}
+
=head2 $c->welcome_message
Returns the Catalyst welcome HTML page.
@@ -1258,7 +1373,7 @@ sub welcome_message {
they can save you a lot of work.
script/${prefix}_create.pl -help
Also, be sure to check out the vast and growing
- collection of plugins for Catalyst on CPAN;
+ collection of plugins for Catalyst on CPAN;
you are likely to find what you need there.
@@ -1365,6 +1480,7 @@ sub execute {
push( @{ $c->stack }, $code );
+ no warnings 'recursion';
eval { $c->state( $code->execute( $class, $c, @{ $c->req->args } ) || 0 ) };
$c->_stats_finish_execute( $stats_info ) if $c->use_stats and $stats_info;
@@ -2010,7 +2126,12 @@ sub setup_components {
my @comps = sort { length $a <=> length $b } $locator->plugins;
my %comps = map { $_ => 1 } @comps;
-
+
+ my $deprecated_component_names = grep { /::[CMV]::/ } @comps;
+ $class->log->warn(qq{Your application is using the deprecated ::[MVC]:: type naming scheme.\n}.
+ qq{Please switch your class names to ::Model::, ::View:: and ::Controller: as appropriate.\n}
+ ) if $deprecated_component_names;
+
for my $component ( @comps ) {
# We pass ignore_loaded here so that overlay files for (e.g.)
@@ -2059,11 +2180,16 @@ sub setup_component {
);
}
- Catalyst::Exception->throw(
- message =>
- qq/Couldn't instantiate component "$component", "COMPONENT() didn't return an object-like value"/
- ) unless blessed($instance);
-
+ unless (blessed $instance) {
+ my $metaclass = Moose::Util::find_meta($component);
+ my $method_meta = $metaclass->find_method_by_name('COMPONENT');
+ my $component_method_from = $method_meta->associated_metaclass->name;
+ my $value = defined($instance) ? $instance : 'undef';
+ Catalyst::Exception->throw(
+ message =>
+ qq/Couldn't instantiate component "$component", COMPONENT() method (from $component_method_from) didn't return an object-like value (value was $value)./
+ );
+ }
return $instance;
}
@@ -2585,6 +2711,8 @@ obra: Jesse Vincent
omega: Andreas Marienborg
+Oleg Kostyuk
+
phaylon: Robert Sedlacek
rafl: Florian Ragwitz