gecko-dev/webtools/bugzilla/Bugzilla/Template/Plugin/Hook.pm

142 lines
4.5 KiB
Perl

# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# The contents of this file are subject to the Mozilla Public
# License Version 1.1 (the "License"); you may not use this file
# except in compliance with the License. You may obtain a copy of
# the License at http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS
# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
# implied. See the License for the specific language governing
# rights and limitations under the License.
#
# The Original Code is the Bugzilla Bug Tracking System.
#
# The Initial Developer of the Original Code is Netscape Communications
# Corporation. Portions created by Netscape are
# Copyright (C) 1998 Netscape Communications Corporation. All
# Rights Reserved.
#
# Contributor(s): Myk Melez <myk@mozilla.org>
# Zach Lipton <zach@zachlipton.com>
#
package Bugzilla::Template::Plugin::Hook;
use strict;
use Bugzilla::Config;
use Bugzilla::Template;
use Bugzilla::Util;
use Bugzilla::Error;
use File::Spec;
use base qw(Template::Plugin);
sub load {
my ($class, $context) = @_;
return $class;
}
sub new {
my ($class, $context) = @_;
return bless { _CONTEXT => $context }, $class;
}
sub process {
my ($self, $hook_name) = @_;
my $paths = $self->{_CONTEXT}->{LOAD_TEMPLATES}->[0]->paths;
my $template = $self->{_CONTEXT}->stash->{component}->{name};
my @hooks = ();
# sanity check:
if (!$template =~ /[\w\.\/\-_\\]+/) {
ThrowCodeError('template_invalid', { name => $template});
}
# also get extension hook files that live in extensions/:
# parse out the parts of the template name
my ($vol, $subpath, $filename) = File::Spec->splitpath($template);
$subpath = $subpath || '';
$filename =~ m/(.*)\.(.*)\.tmpl/;
my $templatename = $1;
my $type = $2;
# munge the filename to create the extension hook filename:
my $extensiontemplate = $subpath.'/'.$templatename.'-'.$hook_name.'.'.$type.'.tmpl';
my @extensions = glob($Bugzilla::Config::extensionsdir."/*");
my @usedlanguages = getLanguages();
foreach my $extension (@extensions) {
foreach my $language (@usedlanguages) {
my $file = $extension.'/template/'.$language.'/'.$extensiontemplate;
if (-e $file) {
# tt is stubborn and won't take a template file not in its
# include path, so we open a filehandle and give it to process()
# so the hook gets invoked:
open (my $fh, $file);
push(@hooks, $fh);
}
}
}
# we keep this too since you can still put hook templates in
# template/en/custom/hook
foreach my $path (@$paths) {
my @files = glob("$path/hook/$template/$hook_name/*.tmpl");
# Have to remove the templates path (INCLUDE_PATH) from the
# file path since the template processor auto-adds it back.
@files = map($_ =~ /^$path\/(.*)$/ ? $1 : {}, @files);
# Add found files to the list of hooks, but removing duplicates,
# which can happen when there are identical hooks or duplicate
# directories in the INCLUDE_PATH (the latter probably being a TT bug).
foreach my $file (@files) {
push(@hooks, $file) unless grep($file eq $_, @hooks);
}
}
my $output;
foreach my $hook (@hooks) {
$output .= $self->{_CONTEXT}->process($hook);
}
return $output;
}
# get a list of languages we accept so we can find the hook
# that corresponds to our desired languages:
sub getLanguages() {
my $languages = trim(Param('languages'));
if (not ($languages =~ /,/)) { # only one language
return $languages;
}
my @languages = Bugzilla::Template::sortAcceptLanguage($languages);
my @accept_language = Bugzilla::Template::sortAcceptLanguage($ENV{'HTTP_ACCEPT_LANGUAGE'} || "" );
my @usedlanguages;
foreach my $lang (@accept_language) {
if(my @found = grep /^\Q$lang\E(-.+)?$/i, @languages) {
push (@usedlanguages, @found);
}
}
return @usedlanguages;
}
1;
__END__
=head1 NAME
Bugzilla::Template::Plugin::Hook
=head1 DESCRIPTION
Template Toolkit plugin to process hooks added into templates by extensions.
=head1 SEE ALSO
L<Template::Plugin>
L<http:E<sol>E<sol>www.bugzilla.orgE<sol>docsE<sol>tipE<sol>htmlE<sol>customization.html>
L<http:E<sol>E<sol>bugzilla.mozilla.orgE<sol>show_bug.cgi?id=229658>
L<http:E<sol>E<sol>bugzilla.mozilla.orgE<sol>show_bug.cgi?id=298341>