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comparison cpt_psm_plotter/lib/CPT/Util.pm @ 0:54c7a3ea81e2 draft

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author cpt
date Tue, 05 Jul 2022 05:40:36 +0000
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1 package CPT::Util;
2 use strict;
3 use warnings;
4 use Moose;
5
6 #ABSTRACT: CPT convenience functions
7
8
9
10 sub JSONYAMLopts {
11 my ( $self, %data ) = @_;
12 my %hash;
13 if ( $data{'file'} ) {
14 my $ext = substr($data{'file'}, rindex($data{'file'}, '.') + 1);
15 if ( lc $ext eq 'yaml' || lc $ext eq 'yml' ) {
16 require YAML::XS;
17 %hash = %{ YAML::XS::LoadFile( $data{'file'} ) };
18 }
19 elsif ( lc $ext eq 'json' ) {
20 require JSON::XS;
21 require File::Slurp;
22 my $json = File::Slurp::read_file( $data{'file'} );
23 %hash = %{ JSON::XS::decode_json($json) };
24 }
25 else {
26 confess "Requested JSON/YAML file lacked a recognisable suffix $ext";
27 }
28 }
29 else {
30 confess 'Error, no options provided';
31 }
32 return \%hash;
33
34 }
35
36
37
38 sub untaint_path {
39 delete @ENV{ 'IFS', 'CDPATH', 'ENV', 'BASH_ENV' };
40 $ENV{'PATH'} = '/bin:/usr/bin';
41 my $path = $ENV{'PATH'};
42 return 1;
43 }
44
45
46
47 no Moose;
48 1;
49
50 __END__
51
52 =pod
53
54 =encoding UTF-8
55
56 =head1 NAME
57
58 CPT::Util - CPT convenience functions
59
60 =head1 VERSION
61
62 version 1.99.4
63
64 =head1 FUNCTIONAL INTERFACE
65
66 my $libCPT = CPT::CPT->new();
67
68 =head2 JSONYAMLopts
69
70 my %colour_options = %{
71 $libCPT->JSONYAMLopts(
72 'file'=>$options{'optionsfile'},
73 'string'=> $options{'optionsstring'}
74 )
75 };
76
77 Reads from a file or from a string passed to it describing additional options in JSON or YAML. (Should I support other options?)
78
79 For scripts that require significant numbers of input parameters where they are often re-used, it isn't sensible to require people to specify ten flags on the command line. Offering a JSON/YAML file reader simplifies their life by providing re-usable config files.
80
81 =head2 untaint_path
82
83 $libCPT->untaint_path();
84
85 Convenience function
86
87 =head1 AUTHOR
88
89 Eric Rasche <rasche.eric@yandex.ru>
90
91 =head1 COPYRIGHT AND LICENSE
92
93 This software is Copyright (c) 2014 by Eric Rasche.
94
95 This is free software, licensed under:
96
97 The GNU General Public License, Version 3, June 2007
98
99 =cut