X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Runtime.git;a=blobdiff_plain;f=lib%2FCatalyst.pm;h=880bf40e366e6999f02ba750fe8abce22c08a9a0;hp=c50bc0f04cd221f9418d2fa92e53561c44c2eb07;hb=7374d0c8847553be888890636435e142608fff48;hpb=58ece1eaaafa14d3ece3b4d579690162c2ebc8b2 diff --git a/lib/Catalyst.pm b/lib/Catalyst.pm index c50bc0f..880bf40 100644 --- a/lib/Catalyst.pm +++ b/lib/Catalyst.pm @@ -81,8 +81,27 @@ sub _build_request_constructor_args { sub composed_request_class { my $class = shift; - return $class->_composed_request_class || - $class->_composed_request_class(Moose::Util::with_traits($class->request_class, @{$class->request_class_traits||[]})); + return $class->_composed_request_class if $class->_composed_request_class; + + my @traits = (@{$class->request_class_traits||[]}, @{$class->config->{request_class_traits}||[]}); + + # For each trait listed, figure out what the namespace is. First we try the $trait + # as it is in the config. Then try $MyApp::TraitFor::Request:$trait. Last we try + # Catalyst::TraitFor::Request::$trait. If none load, throw error. + + my $trait_ns = 'TraitFor::Request'; + my @normalized_traits = map { + Class::Load::load_first_existing_class($_, $class.'::'.$trait_ns.'::'. $_, 'Catalyst::'.$trait_ns.'::'.$_) + } @traits; + + if ($class->debug && scalar(@normalized_traits)) { + my $column_width = Catalyst::Utils::term_width() - 6; + my $t = Text::SimpleTable->new($column_width); + $t->row($_) for @normalized_traits; + $class->log->debug( "Composed Request Class Traits:\n" . $t->draw . "\n" ); + } + + return $class->_composed_request_class(Moose::Util::with_traits($class->request_class, @normalized_traits)); } has response => ( @@ -104,8 +123,23 @@ sub _build_response_constructor_args { sub composed_response_class { my $class = shift; - return $class->_composed_response_class || - $class->_composed_response_class(Moose::Util::with_traits($class->response_class, @{$class->response_class_traits||[]})); + return $class->_composed_response_class if $class->_composed_response_class; + + my @traits = (@{$class->response_class_traits||[]}, @{$class->config->{response_class_traits}||[]}); + + my $trait_ns = 'TraitFor::Response'; + my @normalized_traits = map { + Class::Load::load_first_existing_class($_, $class.'::'.$trait_ns.'::'. $_, 'Catalyst::'.$trait_ns.'::'.$_) + } @traits; + + if ($class->debug && scalar(@normalized_traits)) { + my $column_width = Catalyst::Utils::term_width() - 6; + my $t = Text::SimpleTable->new($column_width); + $t->row($_) for @normalized_traits; + $class->log->debug( "Composed Response Class Traits:\n" . $t->draw . "\n" ); + } + + return $class->_composed_response_class(Moose::Util::with_traits($class->response_class, @normalized_traits)); } has namespace => (is => 'rw'); @@ -130,7 +164,8 @@ our $RECURSION = 1000; our $DETACH = Catalyst::Exception::Detach->new; our $GO = Catalyst::Exception::Go->new; -#I imagine that very few of these really need to be class variables. if any. +#I imagine that very few of these really +#need to be class variables. if any. #maybe we should just make them attributes with a default? __PACKAGE__->mk_classdata($_) for qw/components arguments dispatcher engine log dispatcher_class @@ -147,14 +182,29 @@ __PACKAGE__->stats_class('Catalyst::Stats'); sub composed_stats_class { my $class = shift; - return $class->_composed_stats_class || - $class->_composed_stats_class(Moose::Util::with_traits($class->stats_class, @{$class->stats_class_traits||[]})); + return $class->_composed_stats_class if $class->_composed_stats_class; + + my @traits = (@{$class->stats_class_traits||[]}, @{$class->config->{stats_class_traits}||[]}); + + my $trait_ns = 'TraitFor::Stats'; + my @normalized_traits = map { + Class::Load::load_first_existing_class($_, $class.'::'.$trait_ns.'::'. $_, 'Catalyst::'.$trait_ns.'::'.$_) + } @traits; + + if ($class->debug && scalar(@normalized_traits)) { + my $column_width = Catalyst::Utils::term_width() - 6; + my $t = Text::SimpleTable->new($column_width); + $t->row($_) for @normalized_traits; + $class->log->debug( "Composed Stats Class Traits:\n" . $t->draw . "\n" ); + } + + return $class->_composed_stats_class(Moose::Util::with_traits($class->stats_class, @normalized_traits)); } __PACKAGE__->_encode_check(Encode::FB_CROAK | Encode::LEAVE_SRC); # Remember to update this in Catalyst::Runtime as well! -our $VERSION = '5.90089_001'; +our $VERSION = '5.90106'; $VERSION = eval $VERSION if $VERSION =~ /_/; # numify for warning-free dev releases sub import { @@ -196,6 +246,11 @@ sub _application { $_[0] } Catalyst - The Elegant MVC Web Application Framework +=for html +CPAN version +Catalyst></a> +<a href=Kwalitee Score + =head1 SYNOPSIS See the L distribution for comprehensive @@ -539,6 +594,7 @@ t/middleware-stash.t in the distribution /t directory. sub stash { my $c = shift; + $c->log->error("You are requesting the stash but you don't have a context") unless blessed $c; return Catalyst::Middleware::Stash::get_stash($c->req->env)->(@_); } @@ -574,13 +630,17 @@ sub error { return $c->{error} || []; } - =head2 $c->state Contains the return value of the last executed action. Note that << $c->state >> operates in a scalar context which means that all values it returns are scalar. +Please note that if an action throws an exception, the value of state +should no longer be considered the return if the last action. It is generally +going to be 0, which indicates an error state. Examine $c->error for error +details. + =head2 $c->clear_errors Clear errors. You probably don't want to clear the errors unless you are @@ -608,22 +668,42 @@ sub has_errors { scalar(@{shift->error}) ? 1:0 } =head2 $c->last_error Returns the most recent error in the stack (the one most recently added...) -or nothing if there are no errors. +or nothing if there are no errors. This does not modify the contents of the +error stack. =cut -sub last_error { my ($err, @errs) = @{shift->error}; return $err } +sub last_error { + my (@errs) = @{shift->error}; + return scalar(@errs) ? $errs[-1]: undef; +} =head2 shift_errors -shifts the most recently added error off the error stack and returns if. Returns +shifts the most recently added error off the error stack and returns it. Returns nothing if there are no more errors. =cut sub shift_errors { my ($self) = @_; - my ($err, @errors) = @{$self->error}; + my @errors = @{$self->error}; + my $err = shift(@errors); + $self->{error} = \@errors; + return $err; +} + +=head2 pop_errors + +pops the most recently added error off the error stack and returns it. Returns +nothing if there are no more errors. + +=cut + +sub pop_errors { + my ($self) = @_; + my @errors = @{$self->error}; + my $err = pop(@errors); $self->{error} = \@errors; return $err; } @@ -711,19 +791,15 @@ sub _comp_names { # Filter a component before returning by calling ACCEPT_CONTEXT if available -#our %tracker = (); sub _filter_component { my ( $c, $comp, @args ) = @_; - # die "Circular Dependencies Detected." if $tracker{$comp}; - # $tracker{$comp}++; if(ref $comp eq 'CODE') { - $comp = $comp->($c); + $comp = $comp->(); } - #$tracker{$comp}++; if ( eval { $comp->can('ACCEPT_CONTEXT'); } ) { - return $comp->ACCEPT_CONTEXT( $c, @args ); + return $comp->ACCEPT_CONTEXT( $c, @args ); } $c->log->warn("You called component '${\$comp->catalyst_component_name}' with arguments [@args], but this component does not ACCEPT_CONTEXT, so args are ignored.") if scalar(@args) && $c->debug; @@ -759,6 +835,11 @@ sub controller { my $comps = $c->components; my $check = $appclass."::Controller::".$name; return $c->_filter_component( $comps->{$check}, @args ) if exists $comps->{$check}; + foreach my $path (@{$appclass->config->{ setup_components }->{ search_extra }}) { + next unless $path =~ /.*::Controller/; + $check = $path."::".$name; + return $c->_filter_component( $comps->{$check}, @args ) if exists $comps->{$check}; + } } my @result = $c->_comp_search_prefixes( $name, qw/Controller C/ ); return map { $c->_filter_component( $_, @args ) } @result if ref $name; @@ -798,6 +879,11 @@ sub model { my $comps = $c->components; my $check = $appclass."::Model::".$name; return $c->_filter_component( $comps->{$check}, @args ) if exists $comps->{$check}; + foreach my $path (@{$appclass->config->{ setup_components }->{ search_extra }}) { + next unless $path =~ /.*::Model/; + $check = $path."::".$name; + return $c->_filter_component( $comps->{$check}, @args ) if exists $comps->{$check}; + } } my @result = $c->_comp_search_prefixes( $name, qw/Model M/ ); return map { $c->_filter_component( $_, @args ) } @result if ref $name; @@ -862,6 +948,11 @@ sub view { else { $c->log->warn( "Attempted to use view '$check', but does not exist" ); } + foreach my $path (@{$appclass->config->{ setup_components }->{ search_extra }}) { + next unless $path =~ /.*::View/; + $check = $path."::".$name; + return $c->_filter_component( $comps->{$check}, @args ) if exists $comps->{$check}; + } } my @result = $c->_comp_search_prefixes( $name, qw/View V/ ); return map { $c->_filter_component( $_, @args ) } @result if ref $name; @@ -1379,6 +1470,7 @@ EOF : $class->log->debug(q/Couldn't find home/); 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'; @@ -1405,6 +1497,11 @@ EOF $class->log->warn("This setting is deprecated and planned to be removed in Catalyst 5.81."); } + # call these so we pre setup the composed classes + $class->composed_request_class; + $class->composed_response_class; + $class->composed_stats_class; + $class->setup_finalize; # Flush the log for good measure (in case something turned off 'autoflush' early) @@ -1435,11 +1532,11 @@ sub setup_finalize { $class->setup_finished(1); } -=head2 $c->uri_for( $path?, @args?, \%query_values? ) +=head2 $c->uri_for( $path?, @args?, \%query_values?, \$fragment? ) -=head2 $c->uri_for( $action, \@captures?, @args?, \%query_values? ) +=head2 $c->uri_for( $action, \@captures?, @args?, \%query_values?, \$fragment? ) -=head2 $c->uri_for( $action, [@captures, @args], \%query_values? ) +=head2 $c->uri_for( $action, [@captures, @args], \%query_values?, \$fragment? ) Constructs an absolute L object based on the application root, the provided path, and the additional arguments and query parameters provided. @@ -1457,6 +1554,15 @@ relative to the application root (if it does). It is then merged with C<< $c->request->base >>; any C<@args> are appended as additional path components; and any C<%query_values> are appended as C parameters. +B If you are using this 'stringy' first argument, we skip encoding and +allow you to declare something like: + + $c->uri_for('/foo/bar#baz') + +Where 'baz' is a URI fragment. We consider this first argument string to be +'expert' mode where you are expected to create a valid URL and we for the most +part just pass it through without a lot of internal effort to escape and encode. + If the first argument is a L it represents an action which will have its path resolved using C<< $c->dispatcher->uri_for_action >>. The optional C<\@captures> argument (an arrayref) allows passing the captured @@ -1499,11 +1605,24 @@ sub uri_for { $path .= '/'; } - undef($path) if (defined $path && $path eq ''); + my $fragment = ((scalar(@args) && ref($args[-1]) eq 'SCALAR') ? pop @args : undef ); + + unless(blessed $path) { + if (defined($path) and $path =~ s/#(.+)$//) { + if(defined($1) and $fragment) { + carp "Abiguious fragment declaration: You cannot define a fragment in '$path' and as an argument '$fragment'"; + } + if(defined($1)) { + $fragment = $1; + } + } + } my $params = ( scalar @args && ref $args[$#args] eq 'HASH' ? pop @args : {} ); + undef($path) if (defined $path && $path eq ''); + carp "uri_for called with undef argument" if grep { ! defined $_ } @args; my $target_action = $path->$_isa('Catalyst::Action') ? $path : undef; @@ -1582,7 +1701,6 @@ sub uri_for { } my $query = ''; - if (my @keys = keys %$params) { # somewhat lifted from URI::_query's query_form $query = '?'.join('&', map { @@ -1611,7 +1729,16 @@ sub uri_for { $base =~ s/([^$URI::uric])/$URI::Escape::escapes{$1}/go; $args = encode_utf8 $args; $args =~ s/([^$URI::uric])/$URI::Escape::escapes{$1}/go; - + + if(defined $fragment) { + if(blessed $path) { + $fragment = encode_utf8(${$fragment}); + $fragment =~ s/([^A-Za-z0-9\-_.!~*'() ])/$URI::Escape::escapes{$1}/go; + $fragment =~ s/ /+/g; + } + $query .= "#$fragment"; + } + my $res = bless(\"${base}${args}${query}", $class); $res; } @@ -1907,7 +2034,7 @@ via $c->error. sub execute { my ( $c, $class, $code ) = @_; $class = $c->component($class) || $class; - $c->state(0); + #$c->state(0); if ( $c->depth >= $RECURSION ) { my $action = $code->reverse(); @@ -1959,7 +2086,7 @@ sub execute { } $c->error($error); } - $c->state(0); + #$c->state(0); } return $c->state; } @@ -2199,9 +2326,10 @@ sub finalize_encoding { # Set the charset if necessary. This might be a bit bonkers since encodable response # is false when the set charset is not the same as the encoding mimetype (maybe # confusing action at a distance here.. - # Don't try to set the charset if one already exists + # Don't try to set the charset if one already exists or if headers are already finalized $c->res->content_type($c->res->content_type . "; charset=" . $c->encoding->mime_name) - unless($c->res->content_type_charset); + unless($c->res->content_type_charset || + ($c->res->_context && $c->res->finalized_headers && !$c->res->_has_response_cb)); } } @@ -2305,10 +2433,7 @@ sub prepare { my $c = $class->context_class->new({ $uploadtmp ? (_uploadtmp => $uploadtmp) : ()}); $c->response->_context($c); - - if($c->use_stats) { - $c->stats($class->composed_stats_class->new)->enable; - } + $c->stats($class->stats_class->new)->enable($c->use_stats); if ( $c->debug || $c->config->{enable_catalyst_header} ) { $c->res->headers->header( 'X-Catalyst' => $Catalyst::VERSION ); @@ -2341,9 +2466,6 @@ sub prepare { # VERY ugly and probably shouldn't rely on ->finalize actually working catch { # failed prepare is always due to an invalid request, right? - $c->response->status(400); - $c->response->content_type('text/plain'); - $c->response->body('Bad Request'); # Note we call finalize and then die here, which escapes # finalize being called in the enclosing block.. # It in fact couldn't be called, as we don't return $c.. @@ -2351,8 +2473,20 @@ sub prepare { # breaking compat for people doing crazy things (we should set # the 400 and just return the ctx here IMO, letting finalize get called # above... - $c->finalize; - die $_; + if ( $c->_handle_http_exception($_) ) { + foreach my $err (@{$c->error}) { + $c->log->error($err); + } + $c->clear_errors; + $c->log->_flush if $c->log->can('_flush'); + $_->can('rethrow') ? $_->rethrow : croak $_; + } else { + $c->response->status(400); + $c->response->content_type('text/plain'); + $c->response->body('Bad Request'); + $c->finalize; + die $_; + } }; $c->log_request; @@ -2717,8 +2851,27 @@ Returns or sets the request class. Defaults to L. =head2 $app->request_class_traits -An arrayref of Ls which are applied to the request class. +An arrayref of Ls which are applied to the request class. You can +name the full namespace of the role, or a namespace suffix, which will then +be tried against the following standard namespace prefixes. + + $MyApp::TraitFor::Request::$trait_suffix + Catalyst::TraitFor::Request::$trait_suffix +So for example if you set: + + MyApp->request_class_traits(['Foo']); + +We try each possible role in turn (and throw an error if none load) + + Foo + MyApp::TraitFor::Request::Foo + Catalyst::TraitFor::Request::Foo + +The namespace part 'TraitFor::Request' was chosen to assist in backwards +compatibility with L which previously provided +these features in a stand alone package. + =head2 $app->composed_request_class This is the request class which has been composed with any request_class_traits. @@ -2729,7 +2882,27 @@ Returns or sets the response class. Defaults to L. =head2 $app->response_class_traits -An arrayref of Ls which are applied to the response class. +An arrayref of Ls which are applied to the response class. You can +name the full namespace of the role, or a namespace suffix, which will then +be tried against the following standard namespace prefixes. + + $MyApp::TraitFor::Response::$trait_suffix + Catalyst::TraitFor::Response::$trait_suffix + +So for example if you set: + + MyApp->response_class_traits(['Foo']); + +We try each possible role in turn (and throw an error if none load) + + Foo + MyApp::TraitFor::Response::Foo + Catalyst::TraitFor::Responset::Foo + +The namespace part 'TraitFor::Response' was chosen to assist in backwards +compatibility with L which previously provided +these features in a stand alone package. + =head2 $app->composed_response_class @@ -2850,26 +3023,110 @@ sub setup_components { # of named components in the configuration that are not actually existing (not a # real file). + my @injected = $class->setup_injected_components; + + # All components are registered, now we need to 'init' them. + foreach my $component_name (@comps, @injected) { + $class->components->{$component_name} = $class->components->{$component_name}->() if + (ref($class->components->{$component_name}) || '') eq 'CODE'; + } +} + +=head2 $app->setup_injected_components + +Called by setup_compoents to setup components that are injected. + +=cut + +sub setup_injected_components { + my ($class) = @_; my @injected_components = keys %{$class->config->{inject_components} ||+{}}; + foreach my $injected_comp_name(@injected_components) { - my $component_class = $class->config->{inject_components}->{$injected_comp_name}->{from_component} || ''; - if($component_class) { - my @roles = @{$class->config->{inject_components}->{$injected_comp_name}->{roles} ||[]}; - my %args = %{ $class->config->{$injected_comp_name} || +{} }; + $class->setup_injected_component( + $injected_comp_name, + $class->config->{inject_components}->{$injected_comp_name}); + } + + return map { $class ."::" . $_ } + @injected_components; +} + +=head2 $app->setup_injected_component( $injected_component_name, $config ) + +Setup a given injected component. +=cut + +sub setup_injected_component { + my ($class, $injected_comp_name, $config) = @_; + if(my $component_class = $config->{from_component}) { + my @roles = @{$config->{roles} ||[]}; Catalyst::Utils::inject_component( into => $class, component => $component_class, (scalar(@roles) ? (traits => \@roles) : ()), as => $injected_comp_name); - } } +} - # All components are registered, now we need to 'init' them. - foreach my $component_name (keys %{$class->components||{}}) { - $class->components->{$component_name} = $class->components->{$component_name}->() if - (ref($class->components->{$component_name}) || '') eq 'CODE'; - } +=head2 $app->inject_component($MyApp_Component_name => \%args); + +Add a component that is injected at setup: + + MyApp->inject_component( 'Model::Foo' => { from_component => 'Common::Foo' } ); + +Must be called before ->setup. Expects a component name for your +current application and \%args where + +=over 4 + +=item from_component + +The target component being injected into your application + +=item roles + +An arrayref of Ls that are applied to your component. + +=back + +Example + + MyApp->inject_component( + 'Model::Foo' => { + from_component => 'Common::Model::Foo', + roles => ['Role1', 'Role2'], + }); + +=head2 $app->inject_components + +Inject a list of components: + + MyApp->inject_components( + 'Model::FooOne' => { + from_component => 'Common::Model::Foo', + roles => ['Role1', 'Role2'], + }, + 'Model::FooTwo' => { + from_component => 'Common::Model::Foo', + roles => ['Role1', 'Role2'], + }); + +=cut + +sub inject_component { + my ($app, $name, $args) = @_; + die "Component $name exists" if + $app->config->{inject_components}->{$name}; + $app->config->{inject_components}->{$name} = $args; +} + +sub inject_components { + my $app = shift; + while(@_) { + $app->inject_component(shift, shift); + } } =head2 $c->locate_components( $setup_component_config ) @@ -2889,7 +3146,7 @@ sub locate_components { my $config = shift; my @paths = qw( ::M ::Model ::V ::View ::C ::Controller ); - my $extra = delete $config->{ search_extra } || []; + my $extra = $config->{ search_extra } || []; unshift @paths, @$extra; @@ -2939,8 +3196,7 @@ sub setup_component { return $component; } - my $suffix = Catalyst::Utils::class2classsuffix( $component ); - my $config = $class->config->{ $suffix } || {}; + my $config = $class->config_for($component); # Stash catalyst_component_name in the config here, so that custom COMPONENT # methods also pass it. local to avoid pointlessly shitting in config # for the debug screen, as $component is already the key name. @@ -2978,6 +3234,33 @@ sub setup_component { return $instance; } +=head2 $app->config_for( $component_name ) + +Return the application level configuration (which is not yet merged with any +local component configuration, via $component_class->config) for the named +component or component object. Example: + + MyApp->config( + 'Model::Foo' => { a => 1, b => 2}, + ); + + my $config = MyApp->config_for('MyApp::Model::Foo'); + +In this case $config is the hashref C< {a=>1, b=>2} >. + +This is also handy for looking up configuration for a plugin, to make sure you follow +existing L standards for where a plugin should put its configuration. + +=cut + +sub config_for { + my ($class, $component_name) = @_; + my $component_suffix = Catalyst::Utils::class2classsuffix($component_name); + my $config = $class->config->{ $component_suffix } || {}; + + return $config; +} + =head2 $c->setup_dispatcher Sets up dispatcher. @@ -3288,15 +3571,44 @@ sub setup_encoding { =head2 handle_unicode_encoding_exception -Hook to let you customize how encoding errors are handled. By default -we just throw an exception. Receives a hashref of debug information. -Example: +Hook to let you customize how encoding errors are handled. By default +we just throw an exception and the default error page will pick it up. +Receives a hashref of debug information. Example of call (from the +Catalyst internals): - $c->handle_unicode_encoding_exception({ + my $decoded_after_fail = $c->handle_unicode_encoding_exception({ param_value => $value, error_msg => $_, - encoding_step => 'params', - }); + encoding_step => 'params', + }); + +The calling code expects to receive a decoded string or an exception. + +You can override this for custom handling of unicode errors. By +default we just die. If you want a custom response here, one approach +is to throw an HTTP style exception, instead of returning a decoded +string or throwing a generic exception. + + sub handle_unicode_encoding_exception { + my ($c, $params) = @_; + HTTP::Exception::BAD_REQUEST->throw(status_message=>$params->{error_msg}); + } + +Alternatively you can 'catch' the error, stash it and write handling code later +in your application: + + sub handle_unicode_encoding_exception { + my ($c, $params) = @_; + $c->stash(BAD_UNICODE_DATA=>$params); + # return a dummy string. + return 1; + } + +NOTE: Please keep in mind that once an error like this occurs, +the request setup is still ongoing, which means the state of C<$c> and +related context parts like the request and response may not be setup +up correctly (since we haven't finished the setup yet). If you throw +an exception the setup is aborted. =cut @@ -3337,16 +3649,17 @@ sub _handle_unicode_decoding { } sub _handle_param_unicode_decoding { - my ( $self, $value ) = @_; + my ( $self, $value, $check ) = @_; return unless defined $value; # not in love with just ignoring undefs - jnap return $value if blessed($value); #don't decode when the value is an object. my $enc = $self->encoding; + $check ||= $self->_encode_check; return try { - $enc->decode( $value, $self->_encode_check ); + $enc->decode( $value, $check); } catch { - $self->handle_unicode_encoding_exception({ + return $self->handle_unicode_encoding_exception({ param_value => $value, error_msg => $_, encoding_step => 'params', @@ -3787,7 +4100,26 @@ A arrayref of Ls that are applied to the stats_class before creatin =head2 $app->composed_stats_class -this is the stats_class composed with any 'stats_class_traits'. +this is the stats_class composed with any 'stats_class_traits'. You can +name the full namespace of the role, or a namespace suffix, which will then +be tried against the following standard namespace prefixes. + + $MyApp::TraitFor::Stats::$trait_suffix + Catalyst::TraitFor::Stats::$trait_suffix + +So for example if you set: + + MyApp->stats_class_traits(['Foo']); + +We try each possible role in turn (and throw an error if none load) + + Foo + MyApp::TraitFor::Stats::Foo + Catalyst::TraitFor::Stats::Foo + +The namespace part 'TraitFor::Stats' was chosen to assist in backwards +compatibility with L which previously provided +these features in a stand alone package. =head2 $c->use_stats @@ -3999,7 +4331,7 @@ backwardly compatible). C -When creating body parameters from a POST, if we run into a multpart POST +When creating body parameters from a POST, if we run into a multipart POST that does not contain uploads, but instead contains inlined complex data (very uncommon) we cannot reliably convert that into field => value pairs. So instead we create an instance of L. If this causes @@ -4021,33 +4353,32 @@ parameter to true. C If true, then do not try to character decode any wide characters in your -request URL query or keywords. Most readings of the relevent specifications +request URL query or keywords. Most readings of the relevant specifications suggest these should be UTF-* encoded, which is the default that L -will use, hwoever if you are creating a lot of URLs manually or have external +will use, however if you are creating a lot of URLs manually or have external evil clients, this might cause you trouble. If you find the changes introduced in Catalyst version 5.90080+ break some of your query code, you may disable the UTF-8 decoding globally using this configuration. -This setting takes precedence over C and -C +This setting takes precedence over C =item * -C - -By default we decode query and keywords in your request URL using UTF-8, which -is our reading of the relevent specifications. This setting allows one to -specify a fixed value for how to decode your query. You might need this if -you are doing a lot of custom encoding of your URLs and not using UTF-8. +C -This setting take precedence over C. +Catalyst versions 5.90080 - 5.90106 would decode query parts of an incoming +request but would not raise an exception when the decoding failed due to +incorrect unicode. It now does, but if this change is giving you trouble +you may disable it by setting this configuration to true. =item * -C +C -Setting this to true will default your query decoding to whatever your -general global encoding is (the default is UTF-8). +By default we decode query and keywords in your request URL using UTF-8, which +is our reading of the relevant specifications. This setting allows one to +specify a fixed value for how to decode your query. You might need this if +you are doing a lot of custom encoding of your URLs and not using UTF-8. =item * @@ -4069,6 +4400,55 @@ C - See L. C - See L. +=item * + +C + +An arrayref of Ls that get composed into your stats class. + +=item * + +C + +An arrayref of Ls that get composed into your request class. + +=item * + +C + +An arrayref of Ls that get composed into your response class. + +=item * + +C + +A Hashref of L subclasses that are 'injected' into configuration. +For example: + + MyApp->config({ + inject_components => { + 'Controller::Err' => { from_component => 'Local::Controller::Errors' }, + 'Model::Zoo' => { from_component => 'Local::Model::Foo' }, + 'Model::Foo' => { from_component => 'Local::Model::Foo', roles => ['TestRole'] }, + }, + 'Controller::Err' => { a => 100, b=>200, namespace=>'error' }, + 'Model::Zoo' => { a => 2 }, + 'Model::Foo' => { a => 100 }, + }); + +Generally L looks for components in your Model/View or Controller directories. +However for cases when you which to use an existing component and you don't need any +customization (where for when you can apply a role to customize it) you may inject those +components into your application. Please note any configuration should be done 'in the +normal way', with a key under configuration named after the component affix, as in the +above example. + +Using this type of injection allows you to construct significant amounts of your application +with only configuration!. This may or may not lead to increased code understanding. + +Please not you may also call the ->inject_components application method as well, although +you must do so BEFORE setup. + =back =head1 EXCEPTIONS @@ -4515,6 +4895,8 @@ Caelum: Rafael Kitover chansen: Christian Hansen +Chase Venters C + chicks: Christopher Hicks Chisel Wright C