package Maypole::View::Base;
+use Class::C3;
use File::Spec;
use UNIVERSAL::moniker;
use strict;
use Maypole::Constants;
+use Carp;
sub new { bless {}, shift } # By default, do nothing.
sub paths {
my ( $self, $r ) = @_;
+ warn "paths called with @_";
my $root = $r->config->template_root || $r->get_template_root;
- return (
- $root,
- (
- $r->model_class
- && File::Spec->catdir( $root, $r->model_class->moniker )
- ),
- File::Spec->catdir( $root, "custom" ),
- File::Spec->catdir( $root, "factory" )
- );
+ if(ref($root) ne 'ARRAY') {
+ $root = [ $root ];
+ }
+ my @output = ();
+ foreach my $path (@$root) {
+ push(@output,
+ (
+ $r->model_class
+ && File::Spec->catdir( $path, $r->model_class->table )
+ )
+ );
+ push(@output, File::Spec->catdir( $path, "custom" ));
+ push(@output, $path);
+ push(@output, File::Spec->catdir( $path, "factory" ));
+ }
+
+ return grep( $_, @output);
}
sub vars {
request => $r,
objects => $r->objects,
base => $base,
- config => $r->config
-
- # ...
+ config => $r->config,
);
+
+ $args{object} = $r->object if ($r->can('object'));
+
if ($class) {
- my $classmeta = $args{classmetadata} ||= {};
+ my $classmeta = $r->template_args->{classmetadata} ||= {};
$classmeta->{name} ||= $class;
- $classmeta->{description} ||= $class->description;
$classmeta->{table} ||= $class->table;
$classmeta->{columns} ||= [ $class->display_columns ];
$classmeta->{list_columns} ||= [ $class->list_columns ];
$classmeta->{related_accessors} ||= [ $class->related($r) ];
$classmeta->{moniker} ||= $class->moniker;
$classmeta->{plural} ||= $class->plural_moniker;
- $classmeta->{cgi} ||= { $class->to_cgi };
+ $classmeta->{cgi} ||= { $class->to_cgi } if ($r->build_form_elements);
+ $classmeta->{stringify_column} ||= $class->stringify_column;
# User-friendliness facility for custom template writers.
if ( @{ $r->objects || [] } > 1 ) {
}
# Overrides
- local $r->{template_args}{classmetadata}; # already overrides
- %args = ( %args, %{ $r->{template_args} || {} } );
+ %args = ( %args, %{ $r->template_args || {} } );
%args;
}
sub process {
my ( $self, $r ) = @_;
- $r->{content_type} ||= "text/html";
- $r->{document_encoding} ||= "utf-8";
my $status = $self->template($r);
return $self->error($r) if $status != OK;
return OK;
sub error {
my ( $self, $r, $desc ) = @_;
$desc = $desc ? "$desc: " : "";
- warn $desc . $r->{error} ."\n";
if ( $r->{error} =~ /not found$/ ) {
-
+ warn "template not found error : ", $r->{error};
# This is a rough test to see whether or not we're a template or
# a static page
return -1 unless @{ $r->{objects} || [] };
+ my $template_error = $r->{error};
$r->{error} = <<EOF;
+<h1> Template not found </h1>
-<H1> Template not found </H1>
+A template was not found while processing the following request:
-This template was not found while processing the following request:
+<strong>@{[$r->{action}]}</strong> on table
+<strong>@{[ $r->{table} ]}</strong> with objects:
-<B>@{[$r->{action}]}</B> on table <B>@{[ $r->{table} ]}</B> with objects:
-
-<PRE>
+<pre>
@{[join "\n", @{$r->{objects}}]}
-</PRE>
+</pre>
+
-Looking for template <B>@{[$r->{template}]}</B> in paths:
+The main template is <strong>@{[$r->{template}]}</strong>.
+The template subsystem's error message was
+<pre>
+$template_error
+</pre>
+We looked in paths:
-<PRE>
+<pre>
@{[ join "\n", $self->paths($r) ]}
-</PRE>
+</pre>
EOF
$r->{content_type} = "text/html";
$r->{output} = $r->{error};
return OK;
}
- $r->{content_type} = "text/plain";
- $r->{output} = $r->{error};
- $r->send_output;
return ERROR;
}
=head1 NAME
-Maypole::View::Base - Base cl
+Maypole::View::Base - Base class for view classes
=head1 DESCRIPTION
This is the base class for Maypole view classes. This is an abstract class
-meant to define the interface, and can't be used directly.
+that defines the interface, and can't be used directly.
=head2 process
-This is the engine of this module. It populates all the relevant variables
-and calls the requested action.
+This is the entry point for the view. It templates the request and returns a
+C<Maypole::Constant> indicate success or failure for the view phase.
-Anyone subclassing this for a different database abstraction mechanism
-needs to provide the following methods:
+Anyone subclassing this for a different rendering mechanism needs to provide
+the following methods:
-=head2 template
+=head2 template
-In this method you do the actual processing of your template. it should use L<paths>
-to search for components, and provide the templates with easy access to the contents
-of L<vars>. It should put the result in $r->{output} and return OK if processing was
-sucessfull, or populate $r->{error} and return ERROR if it fails.
+In this method you do the actual processing of your template. it should use
+L<paths> to search for components, and provide the templates with easy access
+to the contents of L<vars>. It should put the result in C<$r-E<gt>output> and
+return C<OK> if processing was sucessfull, or populate C<$r-E<gt>error> and
+return C<ERROR> if it fails.
=head1 Other overrides
=head2 paths
-Returns search paths for templates. the default method returns factory, custom and
-<tablename> under the configured template root.
+Returns search paths for templates. the default method returns folders for the
+model class's C<moniker>, factory, custom under the configured template root.
=head2 vars
-returns a hash of data the template should have access to. The default one populates
-classmetadata if there is a class, as well as setting the data objects by name if
-there is one or more objects available.
+returns a hash of data the template should have access to. The default one
+populates classmetadata if there is a table class, as well as setting the data
+objects by name if there is one or more objects available.
=head2 error
projects / maypole.git / blobdiff