githubnetwork

   1 #!/usr/bin/env perl
   2
   3 #=======================================================================
   4 # githubnetwork
   5 # File ID: 3a9abebc-691e-11e0-9c71-8be79eda2807
   6 # [Description]
   7 #
   8 # Character set: UTF-8
   9 # ©opyleft 2011– Øyvind A. Holm <sunny@sunbase.org>
  10 # License: GNU General Public License version 2 or later, see end of
  11 # file for legal stuff.
  12 #=======================================================================
  13
  14 use strict;
  15 use warnings;
  16 use Getopt::Long;
  17
  18 local $| = 1;
  19
  20 our $Debug = 0;
  21
  22 our %Opt = (
  23
  24     'create' => 0,
  25     'debug' => 0,
  26     'help' => 0,
  27     'verbose' => 0,
  28     'version' => 0,
  29
  30 );
  31
  32 our $progname = $0;
  33 $progname =~ s/^.*\/(.*?)$/$1/;
  34 our $VERSION = '0.00';
  35
  36 Getopt::Long::Configure('bundling');
  37 GetOptions(
  38
  39     'create|c' => \$Opt{'create'},
  40     'debug' => \$Opt{'debug'},
  41     'help|h' => \$Opt{'help'},
  42     'verbose|v+' => \$Opt{'verbose'},
  43     'version' => \$Opt{'version'},
  44
  45 ) || die("$progname: Option error. Use -h for help.\n");
  46
  47 $Opt{'debug'} && ($Debug = 1);
  48 $Opt{'help'} && usage(0);
  49 if ($Opt{'version'}) {
  50     print_version();
  51     exit(0);
  52 }
  53
  54 my $json = '';
  55
  56 if (scalar(@ARGV)) {
  57     $json = `curl -s http://github.com/api/v2/json/repos/show/$ARGV[0]/network`;
  58 } else {
  59     local $/ = undef;
  60     $json = <STDIN>;
  61 }
  62
  63 $json =~ s{
  64     "url":"([^"]+?)"
  65     .*?
  66     "owner":"([^"]+?)"
  67 }{
  68     my ($url, $owner) = ($1, $2);
  69     $url =~ s/^https:/git:/;
  70     $url .= '.git';
  71     my $cmdstr = sprintf("git remote add github/%s %s", $owner, $url);
  72     if ($Opt{'create'}) {
  73         system($cmdstr)
  74             && print("Error creating remote github/$owner\n")
  75             || print("Created remote github/$owner\n");
  76     } else {
  77         print("$cmdstr\n");
  78     }
  79 }gsex;
  80
  81 sub print_version {
  82     # Print program version {{{
  83     print("$progname v$VERSION\n");
  84     return;
  85     # }}}
  86 } # print_version()
  87
  88 sub usage {
  89     # Send the help message to stdout {{{
  90     my $Retval = shift;
  91
  92     if ($Opt{'verbose'}) {
  93         print("\n");
  94         print_version();
  95     }
  96     print(<<"END");
  97
  98 Usage: $progname [options] [user/repository]
  99
 100 If user/repository is specified, get info from GitHub, otherwise read
 101 JSON from stdin. Needs curl(1).
 102
 103 Options:
 104
 105   -c, --create
 106     Create remotes in current repository instead of merely printing
 107     them to stdout.
 108   -h, --help
 109     Show this help.
 110   -v, --verbose
 111     Increase level of verbosity. Can be repeated.
 112   --version
 113     Print version information.
 114   --debug
 115     Print debugging messages.
 116
 117 END
 118     exit($Retval);
 119     # }}}
 120 } # usage()
 121
 122 sub msg {
 123     # Print a status message to stderr based on verbosity level {{{
 124     my ($verbose_level, $Txt) = @_;
 125
 126     if ($Opt{'verbose'} >= $verbose_level) {
 127         print(STDERR "$progname: $Txt\n");
 128     }
 129     return;
 130     # }}}
 131 } # msg()
 132
 133 sub D {
 134     # Print a debugging message {{{
 135     $Debug || return;
 136     my @call_info = caller;
 137     chomp(my $Txt = shift);
 138     my $File = $call_info[1];
 139     $File =~ s#\\#/#g;
 140     $File =~ s#^.*/(.*?)$#$1#;
 141     print(STDERR "$File:$call_info[2] $$ $Txt\n");
 142     return('');
 143     # }}}
 144 } # D()
 145
 146 __END__
 147
 148 # Plain Old Documentation (POD) {{{
 149
 150 =pod
 151
 152 =head1 NAME
 153
 154
 155
 156 =head1 SYNOPSIS
 157
 158  [options] [file [files [...]]]
 159
 160 =head1 DESCRIPTION
 161
 162
 163
 164 =head1 OPTIONS
 165
 166 =over 4
 167
 168 =item B<-h>, B<--help>
 169
 170 Print a brief help summary.
 171
 172 =item B<-v>, B<--verbose>
 173
 174 Increase level of verbosity. Can be repeated.
 175
 176 =item B<--version>
 177
 178 Print version information.
 179
 180 =item B<--debug>
 181
 182 Print debugging messages.
 183
 184 =back
 185
 186 =head1 BUGS
 187
 188
 189
 190 =head1 AUTHOR
 191
 192 Made by Øyvind A. Holm S<E<lt>sunny@sunbase.orgE<gt>>.
 193
 194 =head1 COPYRIGHT
 195
 196 Copyleft © Øyvind A. Holm E<lt>sunny@sunbase.orgE<gt>
 197 This is free software; see the file F<COPYING> for legalese stuff.
 198
 199 =head1 LICENCE
 200
 201 This program is free software: you can redistribute it and/or modify it
 202 under the terms of the GNU General Public License as published by the
 203 Free Software Foundation, either version 2 of the License, or (at your
 204 option) any later version.
 205
 206 This program is distributed in the hope that it will be useful, but
 207 WITHOUT ANY WARRANTY; without even the implied warranty of
 208 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 209 See the GNU General Public License for more details.
 210
 211 You should have received a copy of the GNU General Public License along
 212 with this program.
 213 If not, see L<http://www.gnu.org/licenses/>.
 214
 215 =head1 SEE ALSO
 216
 217 =cut
 218
 219 # }}}
 220
 221 # vim: set fenc=UTF-8 ft=perl fdm=marker ts=4 sw=4 sts=4 et fo+=w :