93 lines
2.7 KiB
Perl
Executable file
93 lines
2.7 KiB
Perl
Executable file
package WebGUI::Asset::Template::HTMLTemplateExpr;
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=head1 LEGAL
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-------------------------------------------------------------------
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WebGUI is Copyright 2001-2007 Plain Black Corporation.
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-------------------------------------------------------------------
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Please read the legal notices (docs/legal.txt) and the license
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(docs/license.txt) that came with this distribution before using
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this software.
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-------------------------------------------------------------------
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http://www.plainblack.com info@plainblack.com
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-------------------------------------------------------------------
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=cut
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use strict;
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use base 'WebGUI::Asset::Template::Parser';
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use HTML::Template::Expr;
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#-------------------------------------------------------------------
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sub _rewriteVars { # replace dots with underscrores in keys (except in keys that aren't usable as variables (URLs etc.))
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my $vars = shift;
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my $newVars = {};
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foreach my $key (keys %$vars){
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my $newKey = $key;
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$newKey =~ s/\./_/g if $newKey !~ /\//;
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if ( ref $vars->{$key} eq 'ARRAY') {
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foreach my $entry (@{$vars->{$key}}) {
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push(@{$newVars->{$newKey}}, _rewriteVars($entry));
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}
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} elsif(ref $vars->{$key} eq 'HASH') {
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$newVars->{$newKey} = _rewriteVars($vars->{$key});
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} else {
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$newVars->{$newKey} = $vars->{$key};
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}
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}
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return $newVars;
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}
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#-------------------------------------------------------------------
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=head2 getName ( )
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Returns the human readable name of this parser.
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=cut
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sub getName {
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my $self = shift;
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return "HTML::Template::Expr";
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}
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#-------------------------------------------------------------------
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=head2 process ( template, vars )
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Evaluate a template replacing template commands for HTML.
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=head3 template
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A scalar variable containing the template.
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=head3 vars
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A hash reference containing template variables and loops.
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=cut
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sub process {
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my $class = shift;
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my $template = shift;
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my $vars = $class->addSessionVars(shift);
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my $t;
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eval {
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$t = HTML::Template::Expr->new(scalarref=>\$template,
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global_vars=>1,
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loop_context_vars=>1,
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die_on_bad_params=>0,
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no_includes=>1,
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strict=>0);
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};
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unless ($@) {
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$t->param(%{_rewriteVars($vars)});
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return $t->output;
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} else {
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$class->session->errorHandler->error("Error in template. ".$@);
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return WebGUI::International->new($class->session,'Asset_Template')->get('template error').$@;
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}
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}
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1;
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