101 lines
2.7 KiB
Perl
101 lines
2.7 KiB
Perl
package WebGUI::Asset::Template::HTMLTemplateExpr;
|
|
|
|
=head1 LEGAL
|
|
|
|
-------------------------------------------------------------------
|
|
WebGUI is Copyright 2001-2009 Plain Black Corporation.
|
|
-------------------------------------------------------------------
|
|
Please read the legal notices (docs/legal.txt) and the license
|
|
(docs/license.txt) that came with this distribution before using
|
|
this software.
|
|
-------------------------------------------------------------------
|
|
http://www.plainblack.com info@plainblack.com
|
|
-------------------------------------------------------------------
|
|
|
|
=cut
|
|
|
|
use strict;
|
|
use base 'WebGUI::Asset::Template::Parser';
|
|
use HTML::Template::Expr;
|
|
use WebGUI::Exception;
|
|
|
|
|
|
#-------------------------------------------------------------------
|
|
|
|
=head2 _rewriteVars
|
|
|
|
=cut
|
|
|
|
sub _rewriteVars { # replace dots with underscrores in keys (except in keys that aren't usable as variables (URLs etc.))
|
|
my $vars = shift;
|
|
my $newVars = {};
|
|
foreach my $key (keys %$vars){
|
|
my $newKey = $key;
|
|
$newKey =~ s/\./_/g if $newKey !~ /\//;
|
|
if ( ref $vars->{$key} eq 'ARRAY') {
|
|
foreach my $entry (@{$vars->{$key}}) {
|
|
push(@{$newVars->{$newKey}}, _rewriteVars($entry));
|
|
}
|
|
} elsif(ref $vars->{$key} eq 'HASH') {
|
|
$newVars->{$newKey} = _rewriteVars($vars->{$key});
|
|
} else {
|
|
$newVars->{$newKey} = $vars->{$key};
|
|
}
|
|
}
|
|
return $newVars;
|
|
}
|
|
|
|
#-------------------------------------------------------------------
|
|
|
|
=head2 getName ( )
|
|
|
|
Returns the human readable name of this parser.
|
|
|
|
=cut
|
|
|
|
sub getName {
|
|
my $self = shift;
|
|
return "HTML::Template::Expr";
|
|
}
|
|
|
|
#-------------------------------------------------------------------
|
|
|
|
=head2 process ( template, vars )
|
|
|
|
Evaluate a template replacing template commands for HTML.
|
|
|
|
=head3 template
|
|
|
|
A scalar variable containing the template.
|
|
|
|
=head3 vars
|
|
|
|
A hash reference containing template variables and loops.
|
|
|
|
=cut
|
|
|
|
# TODO: Have this throw an error so we can catch it and print more information
|
|
# about the template that has the error. Finding an "ERROR: Error in template"
|
|
# in the error log is not very helpful...
|
|
sub process {
|
|
my $class = shift;
|
|
my $template = shift;
|
|
my $vars = $class->addSessionVars(shift);
|
|
$class->downgrade($vars);
|
|
my $t;
|
|
eval {
|
|
$t = HTML::Template::Expr->new(scalarref=>\$template,
|
|
global_vars=>1,
|
|
loop_context_vars=>1,
|
|
die_on_bad_params=>0,
|
|
no_includes=>1,
|
|
strict=>0);
|
|
};
|
|
if ($@) {
|
|
WebGUI::Error::Template->throw( error => $@ );
|
|
}
|
|
$t->param(%{_rewriteVars($vars)});
|
|
return $t->output;
|
|
}
|
|
|
|
1;
|