Commit | Line | Data |
c8c4f056 |
1 | package CatalystX::HelpText::ViewRole; |
2 | use Moose::Role; |
3 | use Try::Tiny; |
4 | |
5 | requires 'expose_methods'; |
6 | |
7 | around expose_methods => sub { |
8 | my ($orig, $self, @args) = @_; |
9 | my @m = $self->$orig(@args)->flatten; |
10 | [ @m, 'help_text' ]; |
11 | }; |
12 | |
13 | sub help_text { |
14 | my ($self, $c, $key) = @_; |
15 | try { |
16 | return $c->model('Help')->get_help_text_for($c, $key); |
17 | } |
18 | catch { |
19 | $c->log->warn("Error retrieving help_text: ".$_); |
20 | return ''; |
21 | }; |
22 | } |
23 | |
24 | 1; |
25 | |
26 | =head1 NAME |
27 | |
28 | CatalystX::HelpText::ViewRole - Role to be applied to Views |
29 | |
30 | =head1 SYNOPSIS |
31 | |
32 | package MyApp::View::HTML; |
33 | use Moose; |
34 | |
35 | extends 'Catalyst::View::TT'; |
36 | with 'CatalystX::HelpText::ViewRole'; |
37 | |
38 | ... then, in your template code ... |
39 | |
40 | [% helptext('SomeHelpTopic') %] |
41 | |
42 | =cut |
43 | |