IkiWiki/Setup.pm

   1 #!/usr/bin/perl
   2 # Ikiwiki setup files are perl files that 'use IkiWiki::Setup::foo',
   3 # passing it some sort of configuration data.
   4
   5 package IkiWiki::Setup;
   6
   7 use warnings;
   8 use strict;
   9 use IkiWiki;
  10 use open qw{:utf8 :std};
  11
  12 # There can be multiple modules, with different configuration styles.
  13 # The setup modules each convert the data into the hashes used by ikiwiki
  14 # internally (if it's not already in that format), and store it in
  15 # IkiWiki::Setup::$raw_setup, to pass it back to this module.
  16 our $raw_setup;
  17
  18 sub load ($) { # {{{
  19         my $setup=IkiWiki::possibly_foolish_untaint(shift);
  20         delete $config{setup};
  21         #translators: The first parameter is a filename, and the second
  22         #translators: is a (probably not translated) error message.
  23         open (IN, $setup) || error(sprintf(gettext("cannot read %s: %s"), $setup, $!));
  24         my $code;
  25         {
  26                 local $/=undef;
  27                 $code=<IN>;
  28         }
  29         ($code)=$code=~/(.*)/s;
  30         close IN;
  31
  32         eval $code;
  33         error("$setup: ".$@) if $@;
  34
  35         my %setup=%{$raw_setup};
  36         $raw_setup=undef;
  37
  38         # Merge setup into existing config and untaint.
  39         $setup{plugin}=$config{plugin};
  40         if (exists $setup{add_plugins}) {
  41                 push @{$setup{plugin}}, @{$setup{add_plugins}};
  42                 delete $setup{add_plugins};
  43         }
  44         if (exists $setup{exclude}) {
  45                 push @{$config{wiki_file_prune_regexps}}, $setup{exclude};
  46         }
  47         foreach my $c (keys %setup) {
  48                 if (defined $setup{$c}) {
  49                         if (! ref $setup{$c}) {
  50                                 $config{$c}=IkiWiki::possibly_foolish_untaint($setup{$c});
  51                         }
  52                         elsif (ref $setup{$c} eq 'ARRAY') {
  53                                 $config{$c}=[map { IkiWiki::possibly_foolish_untaint($_) } @{$setup{$c}}]
  54                         }
  55                         elsif (ref $setup{$c} eq 'HASH') {
  56                                 foreach my $key (keys %{$setup{$c}}) {
  57                                         $config{$c}{$key}=IkiWiki::possibly_foolish_untaint($setup{$c}{$key});
  58                                 }
  59                         }
  60                 }
  61                 else {
  62                         $config{$c}=undef;
  63                 }
  64         }
  65 } #}}}
  66
  67 1