]> git.vanrenterghem.biz Git - git.ikiwiki.info.git/blobdiff - IkiWiki/Plugin/po.pm
move wrapper building loop into Wrapper.pm
[git.ikiwiki.info.git] / IkiWiki / Plugin / po.pm
index 88d021388e48d712e5312dd83a88ceaeb851c315..6395ebdc2f99f91e3316b89cb017d157e895f81b 100644 (file)
@@ -28,6 +28,7 @@ use UNIVERSAL;
 my %translations;
 my @origneedsbuild;
 my %origsubs;
+my @slavelanguages; # language codes ordered as in config po_slave_languages
 
 memoize("istranslatable");
 memoize("_istranslation");
@@ -51,16 +52,22 @@ sub import {
        hook(type => "formbuilder_setup", id => "po", call => \&formbuilder_setup, last => 1);
        hook(type => "formbuilder", id => "po", call => \&formbuilder);
 
-       $origsubs{'bestlink'}=\&IkiWiki::bestlink;
-       inject(name => "IkiWiki::bestlink", call => \&mybestlink);
-       $origsubs{'beautify_urlpath'}=\&IkiWiki::beautify_urlpath;
-       inject(name => "IkiWiki::beautify_urlpath", call => \&mybeautify_urlpath);
-       $origsubs{'targetpage'}=\&IkiWiki::targetpage;
-       inject(name => "IkiWiki::targetpage", call => \&mytargetpage);
-       $origsubs{'urlto'}=\&IkiWiki::urlto;
-       inject(name => "IkiWiki::urlto", call => \&myurlto);
-       $origsubs{'cgiurl'}=\&IkiWiki::cgiurl;
-       inject(name => "IkiWiki::cgiurl", call => \&mycgiurl);
+       if (! %origsubs) {
+               $origsubs{'bestlink'}=\&IkiWiki::bestlink;
+               inject(name => "IkiWiki::bestlink", call => \&mybestlink);
+               $origsubs{'beautify_urlpath'}=\&IkiWiki::beautify_urlpath;
+               inject(name => "IkiWiki::beautify_urlpath", call => \&mybeautify_urlpath);
+               $origsubs{'targetpage'}=\&IkiWiki::targetpage;
+               inject(name => "IkiWiki::targetpage", call => \&mytargetpage);
+               $origsubs{'urlto'}=\&IkiWiki::urlto;
+               inject(name => "IkiWiki::urlto", call => \&myurlto);
+               $origsubs{'cgiurl'}=\&IkiWiki::cgiurl;
+               inject(name => "IkiWiki::cgiurl", call => \&mycgiurl);
+               $origsubs{'rootpage'}=\&IkiWiki::rootpage;
+               inject(name => "IkiWiki::rootpage", call => \&myrootpage);
+               $origsubs{'isselflink'}=\&IkiWiki::isselflink;
+               inject(name => "IkiWiki::isselflink", call => \&myisselflink);
+       }
 }
 
 
@@ -83,7 +90,8 @@ sub getsetup () {
        return
                plugin => {
                        safe => 0,
-                       rebuild => 1,
+                       rebuild => 1, # format plugin
+                       section => "format",
                },
                po_master_language => {
                        type => "string",
@@ -97,11 +105,11 @@ sub getsetup () {
                },
                po_slave_languages => {
                        type => "string",
-                       example => {
-                               'fr' => 'Français',
-                               'es' => 'Español',
-                               'de' => 'Deutsch'
-                       },
+                       example => [
+                               'fr|Français',
+                               'es|Español',
+                               'de|Deutsch'
+                       ],
                        description => "slave languages (PO files)",
                        safe => 1,
                        rebuild => 1,
@@ -131,10 +139,32 @@ sub checkconfig () {
                }
        }
 
+       if (ref $config{po_slave_languages} eq 'ARRAY') {
+               my %slaves;
+               foreach my $pair (@{$config{po_slave_languages}}) {
+                       my ($code, $name) = ( $pair =~ /^([a-z]{2})\|(.+)$/ );
+                       if (!defined $code || !defined $name) {
+                               error(sprintf(gettext("%s has invalid syntax: must use CODE|NAME"),
+                                             $pair));
+                       }
+                       $slaves{$code} = $name;
+                       push @slavelanguages, $code;
+
+               }
+               $config{po_slave_languages} = \%slaves;
+       }
+       elsif (ref $config{po_slave_languages} eq 'HASH') {
+               @slavelanguages = sort {
+                       $config{po_slave_languages}->{$a} cmp $config{po_slave_languages}->{$b};
+               } keys %{$config{po_slave_languages}};
+       }
+
+       delete $config{po_slave_languages}{$config{po_master_language}{code}};;
+
        map {
                islanguagecode($_)
                        or error(sprintf(gettext("%s is not a valid language code"), $_));
-       } ($config{po_master_language}{code}, keys %{$config{po_slave_languages}});
+       } ($config{po_master_language}{code}, @slavelanguages);
 
        if (! exists $config{po_translatable_pages} ||
            ! defined $config{po_translatable_pages}) {
@@ -163,7 +193,7 @@ sub checkconfig () {
                next if $underlay=~/^locale\//;
 
                # Underlays containing the po files for slave languages.
-               foreach my $ll (keys %{$config{po_slave_languages}}) {
+               foreach my $ll (@slavelanguages) {
                        add_underlay("po/$ll/$underlay")
                                if -d "$config{underlaydirbase}/po/$ll/$underlay";
                }
@@ -171,7 +201,8 @@ sub checkconfig () {
                if ($config{po_master_language}{code} ne 'en') {
                        # Add underlay containing translated source files
                        # for the master language.
-                       add_underlay("locale/$config{po_master_language}{code}/$underlay");
+                       add_underlay("locale/$config{po_master_language}{code}/$underlay")
+                               if -d "$config{underlaydirbase}/locale/$config{po_master_language}{code}/$underlay";
                }
        }
 }
@@ -188,7 +219,7 @@ sub needsbuild () {
 
        # make existing translations depend on the corresponding master page
        foreach my $master (keys %translations) {
-               map add_depends($_, $master), values %{otherlanguages($master)};
+               map add_depends($_, $master), values %{otherlanguages_pages($master)};
        }
 }
 
@@ -204,10 +235,7 @@ sub scan (@) {
        if (istranslation($page)) {
                foreach my $destpage (@{$links{$page}}) {
                        if (istranslatable($destpage)) {
-                               # replace one occurence of $destpage in $links{$page}
-                               # (we only want to replace the one that was added by
-                               # IkiWiki::Plugin::link::scan, other occurences may be
-                               # there for other reasons)
+                               # replace the occurence of $destpage in $links{$page}
                                for (my $i=0; $i<@{$links{$page}}; $i++) {
                                        if (@{$links{$page}}[$i] eq $destpage) {
                                                @{$links{$page}}[$i] = $destpage . '.' . lang($page);
@@ -223,7 +251,7 @@ sub scan (@) {
                                # make sure any destpage's translations has
                                # $page in its backlinks
                                push @{$links{$page}},
-                                       values %{otherlanguages($destpage)};
+                                       values %{otherlanguages_pages($destpage)};
                        }
                }
        }
@@ -281,7 +309,7 @@ sub pagetemplate (@) {
        }
        if ($template->query(name => "otherlanguages")) {
                $template->param(otherlanguages => [otherlanguagesloop($page)]);
-               map add_depends($page, $_), (values %{otherlanguages($page)});
+               map add_depends($page, $_), (values %{otherlanguages_pages($page)});
        }
        if ($config{discussion} && istranslation($page)) {
                if ($page !~ /.*\/\Q$config{discussionpage}\E$/i &&
@@ -305,7 +333,10 @@ sub pagetemplate (@) {
            && $masterpage eq "index") {
                $template->param('parentlinks' => []);
        }
-} # }}}
+       if (ishomepage($page) && $template->query(name => "title")) {
+               $template->param(title => $config{wikiname});
+       }
+}
 
 # Add the renamed page translations to the list of to-be-renamed pages.
 sub renamepages (@) {
@@ -331,12 +362,12 @@ sub renamepages (@) {
        return () unless istranslatable($torename{src});
 
        my @ret;
-       my %otherpages=%{otherlanguages($torename{src})};
+       my %otherpages=%{otherlanguages_pages($torename{src})};
        while (my ($lang, $otherpage) = each %otherpages) {
                push @ret, {
                        src => $otherpage,
                        srcfile => $pagesources{$otherpage},
-                       dest => otherlanguage($torename{dest}, $lang),
+                       dest => otherlanguage_page($torename{dest}, $lang),
                        destfile => $torename{dest}.".".$lang.".po",
                        required => 0,
                };
@@ -384,31 +415,32 @@ sub change (@) {
                resetalreadyfiltered();
                require IkiWiki::Render;
                foreach my $file (@rendered) {
-                       debug(sprintf(gettext("building %s"), $file));
-                       IkiWiki::render($file);
+                       IkiWiki::render($file, sprintf(gettext("building %s"), $file));
                }
        }
 
        my $updated_po_files=0;
 
        # Refresh/create POT and PO files as needed.
-       # (But avoid doing so if they are in an underlay directory.)
        foreach my $file (grep {istranslatablefile($_)} @rendered) {
                my $masterfile=srcfile($file);
                my $page=pagename($file);
                my $updated_pot_file=0;
+
+               # Avoid touching underlay files.
+               next if $masterfile ne "$config{srcdir}/$file";
+
                # Only refresh POT file if it does not exist, or if
-               # $pagesources{$page} was changed: don't if only the HTML was
+               # the source was changed: don't if only the HTML was
                # refreshed, e.g. because of a dependency.
-               if ($masterfile eq "$config{srcdir}/$file" &&
-                  ((grep { $_ eq $pagesources{$page} } @origneedsbuild)
-                   || ! -e potfile($masterfile))) {
+               if ((grep { $_ eq $pagesources{$page} } @origneedsbuild) ||
+                   ! -e potfile($masterfile)) {
                        refreshpot($masterfile);
                        $updated_pot_file=1;
                }
                my @pofiles;
                foreach my $po (pofiles($masterfile)) {
-                       next if ! $updated_pot_file && -e $po;
+                       next if ! $updated_pot_file && -e $po;
                        next if grep { $po=~/\Q$_\E/ } @{$config{underlaydirs}};
                        push @pofiles, $po;
                }
@@ -421,8 +453,7 @@ sub change (@) {
 
        if ($updated_po_files) {
                commit_and_refresh(
-                       gettext("updated PO files"),
-                       "IkiWiki::Plugin::po::change");
+                       gettext("updated PO files"));
        }
 }
 
@@ -527,12 +558,25 @@ sub formbuilder (@) {
        # This cannot be done in the formbuilder_setup hook as the list of types is
        # computed later.
        if ($form->field("do") eq "create") {
-               foreach my $field ($form->field) {
+               foreach my $field ($form->field) {
                        next unless "$field" eq "type";
-                       if ($field->type eq 'select') {
-                               # remove po from the list of types
-                               my @types = grep { $_ ne 'po' } $field->options;
-                               $field->options(\@types) if @types;
+                       next unless $field->type eq 'select';
+                       my $orig_value = $field->value;
+                       # remove po from the list of types
+                       my @types = grep { $_->[0] ne 'po' } $field->options;
+                       $field->options(\@types) if @types;
+                       # favor the type of linking page's masterpage
+                       if ($orig_value eq 'po') {
+                               my ($from, $type);
+                               if (defined $form->field('from')) {
+                                       ($from)=$form->field('from')=~/$config{wiki_file_regexp}/;
+                                       $from = masterpage($from);
+                               }
+                               if (defined $from && exists $pagesources{$from}) {
+                                       $type=pagetype($pagesources{$from});
+                               }
+                               $type=$config{default_pageext} unless defined $type;
+                               $field->value($type) ;
                        }
                }
        }
@@ -548,13 +592,15 @@ sub mybestlink ($$) {
        my $link=shift;
 
        return $origsubs{'bestlink'}->($page, $link)
-               if $config{po_link_to} eq "default";
+               if defined $config{po_link_to} && $config{po_link_to} eq "default";
 
        my $res=$origsubs{'bestlink'}->(masterpage($page), $link);
+       my @caller = caller(1);
        if (length $res
-           && ($config{po_link_to} eq "current" || $config{po_link_to} eq "negotiated")
            && istranslatable($res)
-           && istranslation($page)) {
+           && istranslation($page)
+           &&  !(exists $caller[3] && defined $caller[3]
+                 && ($caller[3] eq "IkiWiki::PageSpec::match_link"))) {
                return $res . "." . lang($page);
        }
        return $res;
@@ -564,12 +610,12 @@ sub mybeautify_urlpath ($) {
        my $url=shift;
 
        my $res=$origsubs{'beautify_urlpath'}->($url);
-       if ($config{po_link_to} eq "negotiated") {
+       if (defined $config{po_link_to} && $config{po_link_to} eq "negotiated") {
                $res =~ s!/\Qindex.$config{po_master_language}{code}.$config{htmlext}\E$!/!;
                $res =~ s!/\Qindex.$config{htmlext}\E$!/!;
                map {
                        $res =~ s!/\Qindex.$_.$config{htmlext}\E$!/!;
-               } (keys %{$config{po_slave_languages}});
+               } @slavelanguages;
        }
        return $res;
 }
@@ -637,6 +683,33 @@ sub mycgiurl (@) {
        return $origsubs{'cgiurl'}->(%params);
 }
 
+sub myrootpage (@) {
+       my %params=@_;
+
+       my $rootpage;
+       if (exists $params{rootpage}) {
+               $rootpage=$origsubs{'bestlink'}->($params{page}, $params{rootpage});
+               if (!length $rootpage) {
+                       $rootpage=$params{rootpage};
+               }
+       }
+       else {
+               $rootpage=masterpage($params{page});
+       }
+       return $rootpage;
+}
+
+sub myisselflink ($$) {
+       my $page=shift;
+       my $link=shift;
+
+       return 1 if $origsubs{'isselflink'}->($page, $link);
+       if (istranslation($page)) {
+               return $origsubs{'isselflink'}->(masterpage($page), $link);
+       }
+       return;
+}
+
 # ,----
 # | Blackboxes for private data
 # `----
@@ -692,6 +765,7 @@ sub istranslatablefile ($) {
        my $type=pagetype($file);
        return 0 if ! defined $type || $type eq 'po';
        return 0 if $file =~ /\.pot$/;
+       return 0 if ! defined $config{po_translatable_pages};
        return 1 if pagespec_match(pagename($file), $config{po_translatable_pages});
        return;
 }
@@ -760,7 +834,7 @@ sub islanguagecode ($) {
        return $code =~ /^[a-z]{2}$/;
 }
 
-sub otherlanguage ($$) {
+sub otherlanguage_page ($$) {
        my $page=shift;
        my $code=shift;
 
@@ -768,17 +842,31 @@ sub otherlanguage ($$) {
        return masterpage($page) . '.' . $code;
 }
 
-sub otherlanguages ($) {
+# Returns the list of other languages codes: the master language comes first,
+# then the codes are ordered the same way as in po_slave_languages, if it is
+# an array, or in the language name lexical order, if it is a hash.
+sub otherlanguages_codes ($) {
        my $page=shift;
 
-       my %ret;
-       return \%ret unless istranslation($page) || istranslatable($page);
+       my @ret;
+       return \@ret unless istranslation($page) || istranslatable($page);
        my $curlang=lang($page);
        foreach my $lang
-               ($config{po_master_language}{code}, keys %{$config{po_slave_languages}}) {
+               ($config{po_master_language}{code}, @slavelanguages) {
                next if $lang eq $curlang;
-               $ret{$lang}=otherlanguage($page, $lang);
+               push @ret, $lang;
        }
+       return \@ret;
+}
+
+sub otherlanguages_pages ($) {
+       my $page=shift;
+
+       my %ret;
+       map {
+               $ret{$_} = otherlanguage_page($page, $_)
+       } @{otherlanguages_codes($page)};
+
        return \%ret;
 }
 
@@ -802,25 +890,25 @@ sub pofile ($$) {
 sub pofiles ($) {
        my $masterfile=shift;
 
-       return map pofile($masterfile, $_), (keys %{$config{po_slave_languages}});
+       return map pofile($masterfile, $_), @slavelanguages;
 }
 
 sub refreshpot ($) {
        my $masterfile=shift;
 
        my $potfile=potfile($masterfile);
-       my %options = ("markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0);
-       my $doc=Locale::Po4a::Chooser::new('text',%options);
+       my $doc=Locale::Po4a::Chooser::new(po4a_type($masterfile),
+                                          po4a_options($masterfile));
        $doc->{TT}{utf_mode} = 1;
-       $doc->{TT}{file_in_charset} = 'utf-8';
-       $doc->{TT}{file_out_charset} = 'utf-8';
+       $doc->{TT}{file_in_charset} = 'UTF-8';
+       $doc->{TT}{file_out_charset} = 'UTF-8';
        $doc->read($masterfile);
        # let's cheat a bit to force porefs option to be passed to
        # Locale::Po4a::Po; this is undocument use of internal
        # Locale::Po4a::TransTractor's data, compulsory since this module
        # prevents us from using the porefs option.
        $doc->{TT}{po_out}=Locale::Po4a::Po->new({ 'porefs' => 'none' });
-       $doc->{TT}{po_out}->set_charset('utf-8');
+       $doc->{TT}{po_out}->set_charset('UTF-8');
        # do the actual work
        $doc->parse;
        IkiWiki::prep_writefile(basename($potfile),dirname($potfile));
@@ -901,15 +989,13 @@ sub percenttranslated ($) {
        return gettext("N/A") unless istranslation($page);
        my $file=srcfile($pagesources{$page});
        my $masterfile = srcfile($pagesources{masterpage($page)});
-       my %options = (
-               "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0,
-       );
-       my $doc=Locale::Po4a::Chooser::new('text',%options);
+       my $doc=Locale::Po4a::Chooser::new(po4a_type($masterfile),
+                                          po4a_options($masterfile));
        $doc->process(
                'po_in_name'    => [ $file ],
                'file_in_name'  => [ $masterfile ],
-               'file_in_charset'  => 'utf-8',
-               'file_out_charset' => 'utf-8',
+               'file_in_charset'  => 'UTF-8',
+               'file_out_charset' => 'UTF-8',
        ) or error("po(percenttranslated) ".
                   sprintf(gettext("failed to translate %s"), $page));
        my ($percent,$hit,$queries) = $doc->stats();
@@ -931,30 +1017,25 @@ sub otherlanguagesloop ($) {
        my $page=shift;
 
        my @ret;
-       my %otherpages=%{otherlanguages($page)};
-       while (my ($lang, $otherpage) = each %otherpages) {
-               if (istranslation($page) && masterpage($page) eq $otherpage) {
-                       push @ret, {
-                               url => urlto_with_orig_beautiful_urlpath($otherpage, $page),
-                               code => $lang,
-                               language => languagename($lang),
-                               master => 1,
-                       };
-               }
-               elsif (istranslation($otherpage)) {
-                       push @ret, {
-                               url => urlto_with_orig_beautiful_urlpath($otherpage, $page),
-                               code => $lang,
-                               language => languagename($lang),
-                               percent => percenttranslated($otherpage),
-                       }
+       if (istranslation($page)) {
+               push @ret, {
+                       url => urlto_with_orig_beautiful_urlpath(masterpage($page), $page),
+                       code => $config{po_master_language}{code},
+                       language => $config{po_master_language}{name},
+                       master => 1,
+               };
+       }
+       foreach my $lang (@{otherlanguages_codes($page)}) {
+               next if $lang eq $config{po_master_language}{code};
+               my $otherpage = otherlanguage_page($page, $lang);
+               push @ret, {
+                       url => urlto_with_orig_beautiful_urlpath($otherpage, $page),
+                       code => $lang,
+                       language => languagename($lang),
+                       percent => percenttranslated($otherpage),
                }
        }
-       return sort {
-               return -1 if $a->{code} eq $config{po_master_language}{code};
-               return 1 if $b->{code} eq $config{po_master_language}{code};
-               return $a->{language} cmp $b->{language};
-       } @ret;
+       return @ret;
 }
 
 sub homepageurl (;$) {
@@ -963,6 +1044,14 @@ sub homepageurl (;$) {
        return urlto('', $page);
 }
 
+sub ishomepage ($) {
+       my $page = shift;
+
+       return 1 if $page eq 'index';
+       map { return 1 if $page eq 'index.'.$_ } @slavelanguages;
+       return undef;
+}
+
 sub deletetranslations ($) {
        my $deletedmasterfile=shift;
 
@@ -974,7 +1063,7 @@ sub deletetranslations ($) {
                if (-e $absfile && ! -l $absfile && ! -d $absfile) {
                        push @todelete, $file;
                }
-       } keys %{$config{po_slave_languages}};
+       } @slavelanguages;
 
        map {
                if ($config{rcs}) {
@@ -987,17 +1076,18 @@ sub deletetranslations ($) {
 
        if (@todelete) {
                commit_and_refresh(
-                       gettext("removed obsolete PO files"),
-                       "IkiWiki::Plugin::po::deletetranslations");
+                       gettext("removed obsolete PO files"));
        }
 }
 
-sub commit_and_refresh ($$) {
-       my ($msg, $author) = (shift, shift);
+sub commit_and_refresh ($) {
+       my $msg = shift;
 
        if ($config{rcs}) {
                IkiWiki::disable_commit_hook();
-               IkiWiki::rcs_commit_staged($msg, $author, "127.0.0.1");
+               IkiWiki::rcs_commit_staged(
+                       message => $msg,
+               );
                IkiWiki::enable_commit_hook();
                IkiWiki::rcs_update();
        }
@@ -1015,11 +1105,8 @@ sub commit_and_refresh ($$) {
        IkiWiki::saveindex();
 }
 
-# on success, returns the filtered content.
-# on error, if $nonfatal, warn and return undef; else, error out.
-sub po_to_markup ($$;$) {
+sub po_to_markup ($$) {
        my ($page, $content) = (shift, shift);
-       my $nonfatal = shift;
 
        $content = '' unless defined $content;
        $content = decode_utf8(encode_utf8($content));
@@ -1042,10 +1129,6 @@ sub po_to_markup ($$;$) {
 
        my $fail = sub ($) {
                my $msg = "po(po_to_markup) - $page : " . shift;
-               if ($nonfatal) {
-                       warn $msg;
-                       return undef;
-               }
                error($msg, sub { unlink $infile, $outfile});
        };
 
@@ -1053,21 +1136,18 @@ sub po_to_markup ($$;$) {
                or return $fail->(sprintf(gettext("failed to write %s"), $infile));
 
        my $masterfile = srcfile($pagesources{masterpage($page)});
-       my %options = (
-               "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0,
-       );
-       my $doc=Locale::Po4a::Chooser::new('text',%options);
+       my $doc=Locale::Po4a::Chooser::new(po4a_type($masterfile),
+                                          po4a_options($masterfile));
        $doc->process(
                'po_in_name'    => [ $infile ],
                'file_in_name'  => [ $masterfile ],
-               'file_in_charset'  => 'utf-8',
-               'file_out_charset' => 'utf-8',
+               'file_in_charset'  => 'UTF-8',
+               'file_out_charset' => 'UTF-8',
        ) or return $fail->(gettext("failed to translate"));
        $doc->write($outfile)
                or return $fail->(sprintf(gettext("failed to write %s"), $outfile));
 
-       $content = readfile($outfile)
-               or return $fail->(sprintf(gettext("failed to read %s"), $outfile));
+       $content = readfile($outfile);
 
        # Unlinking should happen automatically, thanks to File::Temp,
        # but it does not work here, probably because of the way writefile()
@@ -1114,12 +1194,43 @@ sub isvalidpo ($) {
        unlink $infile;
 
        if ($res) {
-           return IkiWiki::SuccessReason->new("valid gettext data");
+               return IkiWiki::SuccessReason->new("valid gettext data");
        }
        return IkiWiki::FailReason->new(gettext("invalid gettext data, go back ".
                                        "to previous page to continue edit"));
 }
 
+sub po4a_type ($) {
+       my $file = shift;
+
+       my $pagetype = pagetype($file);
+       if ($pagetype eq 'html') {
+               return 'xhtml';
+       }
+       return 'text';
+}
+
+sub po4a_options($) {
+       my $file = shift;
+
+       my %options;
+       my $pagetype = pagetype($file);
+
+       if ($pagetype eq 'html') {
+               # how to disable options is not consistent across po4a modules
+               $options{includessi} = '';
+               $options{includeexternal} = 0;
+       }
+       elsif ($pagetype eq 'mdwn') {
+               $options{markdown} = 1;
+       }
+       else {
+               $options{markdown} = 0;
+       }
+
+       return %options;
+}
+
 # ,----
 # | PageSpecs
 # `----
@@ -1180,4 +1291,32 @@ sub match_currentlang ($$;@) {
        }
 }
 
+sub match_needstranslation ($$;@) {
+       my $page=shift;
+       my $wanted=shift;
+
+       if (defined $wanted && $wanted ne "") {
+               if ($wanted !~ /^\d+$/) {
+                       return IkiWiki::FailReason->new("parameter is not an integer");
+               }
+               elsif ($wanted > 100) {
+                       return IkiWiki::FailReason->new("parameter is greater than 100");
+               }
+       }
+       else {
+               $wanted=100;
+       }
+
+       my $percenttranslated=IkiWiki::Plugin::po::percenttranslated($page);
+       if ($percenttranslated eq 'N/A') {
+               return IkiWiki::FailReason->new("file is not a translatable page");
+       }
+       elsif ($percenttranslated < $wanted) {
+               return IkiWiki::SuccessReason->new("file has $percenttranslated translated");
+       }
+       else {
+               return IkiWiki::FailReason->new("file is translated enough");
+       }
+}
+
 1