po plugin: added [[!translatable]] directive

[git.ikiwiki.info.git] / IkiWiki / Plugin / po.pm

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index fb4741cd416e5496c10106cdd21186882e18894f..3546bef88a066bb747a3ea175e25a80718db515d 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -1,16 +1,21 @@
 #!/usr/bin/perl
 # .po as a wiki page type
 #!/usr/bin/perl
 # .po as a wiki page type

+# inspired by the GPL'd po4a-translate,
+# which is Copyright 2002, 2003, 2004 by Martin Quinson (mquinson#debian.org)

 package IkiWiki::Plugin::po;
 
 use warnings;
 use strict;
 use IkiWiki 2.00;
 use Encode;
 package IkiWiki::Plugin::po;
 
 use warnings;
 use strict;
 use IkiWiki 2.00;
 use Encode;

+use Locale::Po4a::Chooser;
+use File::Temp;

 
 sub import {
        hook(type => "getsetup", id => "po", call => \&getsetup);
        hook(type => "targetpage", id => "po", call => \&targetpage);
        hook(type => "filter", id => "po", call => \&filter);
 
 sub import {
        hook(type => "getsetup", id => "po", call => \&getsetup);
        hook(type => "targetpage", id => "po", call => \&targetpage);
        hook(type => "filter", id => "po", call => \&filter);

+       hook(type => "preprocess", id => "translatable", call => \&preprocess_translatable);

        hook(type => "htmlize", id => "po", call => \&htmlize);
 }
 
        hook(type => "htmlize", id => "po", call => \&htmlize);
 }
 


@@ -20,12 +25,23 @@ sub getsetup () { #{{{
                        safe => 0,
                        rebuild => 1, # format plugin
                },
                        safe => 0,
                        rebuild => 1, # format plugin
                },

-               po_supported_languages => {
+               po_master_language => {

                        type => "string",
                        type => "string",

-                       example => { 'fr' => { 'name' => 'Français' },
+                       example => {
+                               'code' => 'en',
+                               'name' => 'English'
+                       },
+                       description => "master language (non-PO files)",
+                       safe => 1,
+                       rebuild => 1,
+               },
+               po_slave_languages => {
+                       type => "string",
+                       example => {'fr' => { 'name' => 'Français' },

                                    'es' => { 'name' => 'Castellano' },
                                    'de' => { 'name' => 'Deutsch' },
                        },
                                    'es' => { 'name' => 'Castellano' },
                                    'de' => { 'name' => 'Deutsch' },
                        },

+                       description => "slave languages (PO files)",

                        safe => 1,
                        rebuild => 1,
                },
                        safe => 1,
                        rebuild => 1,
                },


@@ -36,35 +52,82 @@ sub targetpage (@) { #{{{
         my $page=$params{page};
         my $ext=$params{ext};
 
         my $page=$params{page};
         my $ext=$params{ext};
 

-       if (! IkiWiki::PageSpec::match_istranslation($page, $page)) {
-               return;
-       }
-
-       my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
-       if (! $config{usedirs} || $page eq 'index') {
-               return $masterpage.".".$ext.".".$lang;
+       if (IkiWiki::PageSpec::match_istranslation($page, $page)) {
+               my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+               if (! $config{usedirs} || $page eq 'index') {
+                       return $masterpage . "." . $lang . "." . $ext;
+               }
+               else {
+                       return $masterpage . "/index." . $lang . "." . $ext;
+               }

        }
        else {
        }
        else {

-               return $masterpage."/index.".$ext.".".$lang;
+               if (! $config{usedirs} || $page eq 'index') {
+                       return $page . "." . $config{po_master_language}{code} . "." . $ext;
+               }
+               else {
+                       return $page . "/index." . $config{po_master_language}{code} . "." . $ext;
+               }

        }
 } #}}}
 
        }
 } #}}}
 

-# We use filter to convert PO to HTML, since the other plugins might do harm to it.
+# We use filter to convert PO to the master page's type,
+# since other plugins should not work on PO files

 sub filter (@) { #{{{
        my %params = @_;
 sub filter (@) { #{{{
        my %params = @_;

+       my $page = $params{page};

        my $content = decode_utf8(encode_utf8($params{content}));
 
        my $content = decode_utf8(encode_utf8($params{content}));
 

-       if (defined $pagesources{$params{page}} && $pagesources{$params{page}} =~ /\.po$/) {
-               $content = "<pre>" . $content . "</pre>";
+       # decide if this is a PO file that should be converted into a translated document,
+       # and perform various sanity checks
+       if (! IkiWiki::PageSpec::match_istranslation($page, $page)) {
+               return $content;

        }
 
        }
 

+       my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+       my $file=srcfile(exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page});
+       my $masterfile = srcfile($pagesources{$masterpage});
+       my (@pos,@masters);
+       push @pos,$file;
+       push @masters,$masterfile;
+       my %options = (
+                       "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0,
+                       );
+       my $doc=Locale::Po4a::Chooser::new('text',%options);
+       $doc->process(
+               'po_in_name'    => \@pos,
+               'file_in_name'  => \@masters,
+               'file_in_charset'  => 'utf-8',
+               'file_out_charset' => 'utf-8',
+       ) or error("[po/filter:$file]: failed to translate");
+       my ($percent,$hit,$queries) = $doc->stats();
+       my $tmpfh = File::Temp->new(TEMPLATE => "/tmp/ikiwiki-po-filter-out.XXXXXXXXXX");
+       my $tmpout = $tmpfh->filename;
+       $doc->write($tmpout) or error("[po/filter:$file] could not write $tmpout");
+       $content = readfile($tmpout) or error("[po/filter:$file] could not read $tmpout");

        return $content;
 } #}}}
 
        return $content;
 } #}}}
 

-# We need this to register the .po file extension
+sub preprocess_translatable (@) { #{{{
+       my %params = @_;
+       my $match = exists $params{match} ? $params{match} : $params{page};
+
+       $pagestate{$params{page}}{po_translatable}{$match}=1;
+
+       return "" if ($params{silent} && IkiWiki::yesno($params{silent}));
+       return sprintf(gettext("pages %s set as translatable"), $params{match});
+
+} #}}}
+

 sub htmlize (@) { #{{{
        my %params=@_;
 sub htmlize (@) { #{{{
        my %params=@_;

-       return $params{content};
+       my $page = $params{page};
+       my $content = $params{content};
+       my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+       my $masterfile = srcfile($pagesources{$masterpage});
+
+       # force content to be htmlize'd as if it was the same type as the master page
+       return IkiWiki::htmlize($page, $page, pagetype($masterfile), $content);

 } #}}}
 
 package IkiWiki::PageSpec;
 } #}}}
 
 package IkiWiki::PageSpec;


@@ -93,7 +156,7 @@ sub match_istranslation ($;@) { #{{{
                return IkiWiki::FailReason->new("the master page does not exist");
        }
 
                return IkiWiki::FailReason->new("the master page does not exist");
        }
 

-       if (! defined $IkiWiki::config{po_supported_languages}{$lang}) {
+       if (! defined $IkiWiki::config{po_slave_languages}{$lang}) {

                return IkiWiki::FailReason->new("language $lang is not supported");
        }
 
                return IkiWiki::FailReason->new("language $lang is not supported");
        }