use Plack::Util;
use Class::Load 'load_class';
use Encode 2.21 'decode_utf8', 'encode_utf8';
+use Scalar::Util;
BEGIN { require 5.008003; }
sub composed_request_class {
my $class = shift;
+ 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 $trait
Class::Load::load_first_existing_class($_, $class.'::'.$trait_ns.'::'. $_, 'Catalyst::'.$trait_ns.'::'.$_)
} @traits;
- return $class->_composed_request_class ||
- $class->_composed_request_class(Moose::Util::with_traits($class->request_class, @normalized_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 => (
sub composed_response_class {
my $class = shift;
+ return $class->_composed_response_class if $class->_composed_response_class;
+
my @traits = (@{$class->response_class_traits||[]}, @{$class->config->{response_class_traits}||[]});
my $trait_ns = 'TraitFor::Response';
Class::Load::load_first_existing_class($_, $class.'::'.$trait_ns.'::'. $_, 'Catalyst::'.$trait_ns.'::'.$_)
} @traits;
- return $class->_composed_response_class ||
- $class->_composed_response_class(Moose::Util::with_traits($class->response_class, @normalized_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');
sub composed_stats_class {
my $class = shift;
+ return $class->_composed_stats_class if $class->_composed_stats_class;
+
my @traits = (@{$class->stats_class_traits||[]}, @{$class->config->{stats_class_traits}||[]});
my $trait_ns = 'TraitFor::Stats';
Class::Load::load_first_existing_class($_, $class.'::'.$trait_ns.'::'. $_, 'Catalyst::'.$trait_ns.'::'.$_)
} @traits;
- return $class->_composed_stats_class ||
- $class->_composed_stats_class(Moose::Util::with_traits($class->stats_class, @normalized_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 = '5.90101';
+our $VERSION = '5.90115';
$VERSION = eval $VERSION if $VERSION =~ /_/; # numify for warning-free dev releases
sub import {
Catalyst - The Elegant MVC Web Application Framework
-=for html
-<a href="https://badge.fury.io/pl/Catalyst-Runtime"><img src="https://badge.fury.io/pl/Catalyst-Runtime.svg" alt="CPAN version" height="18"></a>
-<a href="https://travis-ci.org/perl-catalyst/catalyst-runtime/"><img src="https://api.travis-ci.org/perl-catalyst/catalyst-runtime.png" alt="Catalyst></a>
-<a href="http://cpants.cpanauthors.org/dist/Catalyst-Runtime"><img src="http://cpants.cpanauthors.org/dist/Catalyst-Runtime.png" alt='Kwalitee Score' /></a>
-
=head1 SYNOPSIS
See the L<Catalyst::Manual> distribution for comprehensive
and access it from the stash.
-Keep in mind that the C<end> method used is that of the caller action. So a C<$c-E<gt>detach> inside a forwarded action would run the C<end> method from the original action requested.
+Keep in mind that the C<end> method used is that of the caller action. So a C<< $c->detach >> inside a forwarded action would run the C<end> method from the original action requested.
=cut
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
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;
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;
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;
$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)
my $fragment = ((scalar(@args) && ref($args[-1]) eq 'SCALAR') ? pop @args : undef );
unless(blessed $path) {
- if ($path =~ s/#(.+)$//) {
+ if (defined($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'";
}
# somewhat lifted from URI::_query's query_form
$query = '?'.join('&', map {
my $val = $params->{$_};
- #s/([;\/?:@&=+,\$\[\]%])/$URI::Escape::escapes{$1}/go; ## Commented out because seems to lead to double encoding - JNAP
- s/ /+/g;
- my $key = $_;
+ my $key = encode_utf8($_);
+ # using the URI::Escape pattern here so utf8 chars survive
+ $key =~ s/([^A-Za-z0-9\-_.!~*'() ])/$URI::Escape::escapes{$1}/go;
+ $key =~ s/ /+/g;
+
$val = '' unless defined $val;
(map {
- my $param = "$_";
- $param = encode_utf8($param);
+ my $param = encode_utf8($_);
# using the URI::Escape pattern here so utf8 chars survive
$param =~ s/([^A-Za-z0-9\-_.!~*'() ])/$URI::Escape::escapes{$1}/go;
$param =~ s/ /+/g;
- $key = encode_utf8($key);
- # using the URI::Escape pattern here so utf8 chars survive
- $key =~ s/([^A-Za-z0-9\-_.!~*'() ])/$URI::Escape::escapes{$1}/go;
- $key =~ s/ /+/g;
-
- "${key}=$param"; } ( ref $val eq 'ARRAY' ? @$val : $val ));
+ "${key}=$param";
+ } ( ref $val eq 'ARRAY' ? @$val : $val ));
} @keys);
}
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();
}
$c->error($error);
}
- $c->state(0);
+ #$c->state(0);
}
return $c->state;
}
(defined($res->body)) and
(ref(\$res->body) eq 'SCALAR')
) {
+ # if you are finding yourself here and your body is already encoded correctly
+ # and you want to turn this off, use $c->clear_encoding to prevent encoding
+ # at this step, or set encoding to undef in the config to do so for the whole
+ # application. See the ENCODING documentaiton for better notes.
$c->res->body( $c->encoding->encode( $c->res->body, $c->_encode_check ) );
# Set the charset if necessary. This might be a bit bonkers since encodable response
my $c = $class->context_class->new({ $uploadtmp ? (_uploadtmp => $uploadtmp) : ()});
$c->response->_context($c);
-
$c->stats($class->stats_class->new)->enable($c->use_stats);
if ( $c->debug || $c->config->{enable_catalyst_header} ) {
# 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..
# 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;
+ $c->{stash} = $c->stash;
+ Scalar::Util::weaken($c->{stash});
return $c;
}
next if ! keys %$params;
my $t = Text::SimpleTable->new( [ 35, 'Parameter' ], [ $column_width, 'Value' ] );
for my $key ( sort keys %$params ) {
- my $param = $params->{$key};
- my $value = defined($param) ? $param : '';
- $t->row( $key, ref $value eq 'ARRAY' ? ( join ', ', @$value ) : $value );
+ my @values = ();
+ if(ref $params eq 'Hash::MultiValue') {
+ @values = $params->get_all($key);
+ } else {
+ my $param = $params->{$key};
+ if( defined($param) ) {
+ @values = ref $param eq 'ARRAY' ? @$param : $param;
+ }
+ }
+ $t->row( $key.( scalar @values > 1 ? ' [multiple]' : ''), join(', ', @values) );
}
$c->log->debug( ucfirst($type) . " Parameters are:\n" . $t->draw );
}
MyApp::TraitFor::Request::Foo
Catalyst::TraitFor::Request::Foo
-The namespace part 'TraitFor::Request' was choosen to assist in backwards
+The namespace part 'TraitFor::Request' was chosen to assist in backwards
compatibility with L<CatalystX::RoleApplicator> which previously provided
these features in a stand alone package.
MyApp::TraitFor::Response::Foo
Catalyst::TraitFor::Responset::Foo
-The namespace part 'TraitFor::Response' was choosen to assist in backwards
+The namespace part 'TraitFor::Response' was chosen to assist in backwards
compatibility with L<CatalystX::RoleApplicator> which previously provided
these features in a stand alone package.
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;
=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;
+ }
+
+<B>NOTE:</b> 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
}
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;
+
+ return $value unless $enc; # don't decode if no encoding is specified
+
+ $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',
MyApp::TraitFor::Stats::Foo
Catalyst::TraitFor::Stats::Foo
-The namespace part 'TraitFor::Stats' was choosen to assist in backwards
+The namespace part 'TraitFor::Stats' was chosen to assist in backwards
compatibility with L<CatalystX::RoleApplicator> which previously provided
these features in a stand alone package.
C<abort_chain_on_error_fix>
-When there is an error in an action chain, the default behavior is to continue
-processing the remaining actions and then catch the error upon chain end. This
-can lead to running actions when the application is in an unexpected state. If
-you have this issue, setting this config value to true will promptly exit a
-chain when there is an error raised in any action (thus terminating the chain
-early.)
+Defaults to true.
+
+When there is an error in an action chain, the default behavior is to
+abort the processing of the remaining actions to avoid running them
+when the application is in an unexpected state.
-use like:
+Before version 5.90070, the default used to be false. To keep the old
+behaviour, you can explicitly set the value to false. E.g.
- __PACKAGE__->config(abort_chain_on_error_fix => 1);
+ __PACKAGE__->config(abort_chain_on_error_fix => 0);
+
+If this setting is set to false, then the remaining actions are
+performed and the error is caught at the end of the chain.
-In the future this might become the default behavior.
=item *
C<skip_complex_post_part_handling>
-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<Catalyst::Request::PartData>. If this causes
C<do_not_decode_query>
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<Catalyst>
-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<default_query_encoding> and
-C<decode_query_using_global_encoding>
+This setting takes precedence over C<default_query_encoding>
=item *
-C<default_query_encoding>
-
-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<do_not_check_query_encoding>
-This setting take precedence over C<decode_query_using_global_encoding>.
+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<decode_query_using_global_encoding>
+C<default_query_encoding>
-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 *
C<stats_class_traits>
-An arrayref of L<Moose::Role>s that get componsed into your stats class.
+An arrayref of L<Moose::Role>s that get composed into your stats class.
=item *
C<request_class_traits>
-An arrayref of L<Moose::Role>s that get componsed into your request class.
+An arrayref of L<Moose::Role>s that get composed into your request class.
=item *
C<response_class_traits>
-An arrayref of L<Moose::Role>s that get componsed into your response class.
+An arrayref of L<Moose::Role>s that get composed into your response class.
=item *
This is recommended for temporary backwards compatibility only.
+To turn it off for a single request use the L<clear_encoding>
+method to turn off encoding for this request. This can be useful
+when you are setting the body to be an arbitrary block of bytes,
+especially if that block happens to be a block of UTF8 text.
+
Encoding is automatically applied when the content-type is set to
a type that can be encoded. Currently we encode when the content type
matches the following regular expression:
Andrew Bramble
-Andrew Ford E<lt>A.Ford@ford-mason.co.ukE<gt>
+Andrew Ford <A.Ford@ford-mason.co.uk>
Andrew Ruthven
chansen: Christian Hansen
+Chase Venters C<chase.venters@gmail.com>
+
chicks: Christopher Hicks
Chisel Wright C<pause@herlpacker.co.uk>
davewood: David Schmidt <davewood@cpan.org>
-David Kamholz E<lt>dkamholz@cpan.orgE<gt>
+David Kamholz <dkamholz@cpan.org>
David Naughton, C<naughton@umn.edu>