po: Auto-upgrade old format settings to new formats when writing setup file.

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

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index f3530faf32d1b710d84c6abc6acb5dfa6182141f..d920d36486a7aa88dfbafc5d8bcbcd1049827812 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -25,10 +25,12 @@ use File::Temp;
 use Memoize;
 use UNIVERSAL;
 
+my ($master_language_code, $master_language_name);
 my %translations;
 my @origneedsbuild;
 my %origsubs;
 my @slavelanguages; # language codes ordered as in config po_slave_languages
+my %slavelanguages; # language code to name lookup
 
 memoize("istranslatable");
 memoize("_istranslation");
@@ -89,16 +91,13 @@ sub import {
 sub getsetup () {
        return
                plugin => {
-                       safe => 0,
+                       safe => 1,
                        rebuild => 1, # format plugin
                        section => "format",
                },
                po_master_language => {
                        type => "string",
-                       example => {
-                               'code' => 'en',
-                               'name' => 'English'
-                       },
+                       example => "en|English",
                        description => "master language (non-PO files)",
                        safe => 1,
                        rebuild => 1,
@@ -110,7 +109,7 @@ sub getsetup () {
                                'es|Español',
                                'de|Deutsch'
                        ],
-                       description => "slave languages (PO files)",
+                       description => "slave languages (translated via PO files) format: ll|Langname",
                        safe => 1,
                        rebuild => 1,
                },
@@ -132,39 +131,49 @@ sub getsetup () {
 }
 
 sub checkconfig () {
-       foreach my $field (qw{po_master_language}) {
-               if (! exists $config{$field} || ! defined $config{$field}) {
-                       error(sprintf(gettext("Must specify %s when using the %s plugin"),
-                                     $field, 'po'));
+       if (exists $config{po_master_language}) {
+               if (! ref $config{po_master_language}) {
+                       ($master_language_code, $master_language_name)=
+                               splitlangpair($config{po_master_language});
+               }
+               else {
+                       $master_language_code=$config{po_master_language}{code};
+                       $master_language_name=$config{po_master_language}{name};
+                       $config{po_master_language}=joinlangpair($master_language_code, $master_language_name);
                }
        }
+       if (! defined $master_language_code) {
+               $master_language_code='en';
+       }
+       if (! defined $master_language_name) {
+               $master_language_name='English';
+       }
 
        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"),
-                                             $pair));
+                       my ($code, $name)=splitlangpair($pair);
+                       if (defined $code) {
+                               push @slavelanguages, $code;
+                               $slavelanguages{$code} = $name;
                        }
-                       $slaves{$code} = $name;
-                       push @slavelanguages, $code;
-
                }
-               $config{po_slave_languages} = \%slaves;
        }
        elsif (ref $config{po_slave_languages} eq 'HASH') {
+               %slavelanguages=%{$config{po_slave_languages}};
                @slavelanguages = sort {
                        $config{po_slave_languages}->{$a} cmp $config{po_slave_languages}->{$b};
-               } keys %{$config{po_slave_languages}};
+               } keys %slavelanguages;
+               $config{po_slave_languages}=[
+                       map { joinlangpair($_, $slavelanguages{$_}) } @slavelanguages
+               ]
        }
 
-       delete $config{po_slave_languages}{$config{po_master_language}{code}};;
+       delete $slavelanguages{$master_language_code};
 
        map {
                islanguagecode($_)
                        or error(sprintf(gettext("%s is not a valid language code"), $_));
-       } ($config{po_master_language}{code}, @slavelanguages);
+       } ($master_language_code, @slavelanguages);
 
        if (! exists $config{po_translatable_pages} ||
            ! defined $config{po_translatable_pages}) {
@@ -198,11 +207,11 @@ sub checkconfig () {
                                if -d "$config{underlaydirbase}/po/$ll/$underlay";
                }
        
-               if ($config{po_master_language}{code} ne 'en') {
+               if ($master_language_code ne 'en') {
                        # Add underlay containing translated source files
                        # for the master language.
-                       add_underlay("locale/$config{po_master_language}{code}/$underlay")
-                               if -d "$config{underlaydirbase}/locale/$config{po_master_language}{code}/$underlay";
+                       add_underlay("locale/$master_language_code/$underlay")
+                               if -d "$config{underlaydirbase}/locale/$master_language_code/$underlay";
                }
        }
 }
@@ -221,6 +230,8 @@ sub needsbuild () {
        foreach my $master (keys %translations) {
                map add_depends($_, $master), values %{otherlanguages_pages($master)};
        }
+
+       return $needsbuild;
 }
 
 sub scan (@) {
@@ -510,7 +521,7 @@ sub formbuilder_setup (@) {
        if ($form->field("do") eq "create") {
                # Warn the user: new pages must be written in master language.
                my $template=template("pocreatepage.tmpl");
-               $template->param(LANG => $config{po_master_language}{name});
+               $template->param(LANG => $master_language_name);
                $form->tmpl_param(message => $template->output);
        }
        elsif ($form->field("do") eq "edit") {
@@ -599,7 +610,7 @@ sub mybeautify_urlpath ($) {
 
        my $res=$origsubs{'beautify_urlpath'}->($url);
        if (defined $config{po_link_to} && $config{po_link_to} eq "negotiated") {
-               $res =~ s!/\Qindex.$config{po_master_language}{code}.$config{htmlext}\E$!/!;
+               $res =~ s!/\Qindex.$master_language_code.$config{htmlext}\E$!/!;
                $res =~ s!/\Qindex.$config{htmlext}\E$!/!;
                map {
                        $res =~ s!/\Qindex.$_.$config{htmlext}\E$!/!;
@@ -790,7 +801,7 @@ sub _istranslation ($) {
        return 0 unless defined $masterpage && defined $lang
                         && length $masterpage && length $lang
                         && defined $pagesources{$masterpage}
-                        && defined $config{po_slave_languages}{$lang};
+                        && defined $slavelanguages{$lang};
 
        return (maybe_add_leading_slash($masterpage, $hasleadingslash), $lang)
                if istranslatable($masterpage);
@@ -822,7 +833,7 @@ sub lang ($) {
        if (1 < (my ($masterpage, $lang) = _istranslation($page))) {
                return $lang;
        }
-       return $config{po_master_language}{code};
+       return $master_language_code;
 }
 
 sub islanguagecode ($) {
@@ -835,7 +846,7 @@ sub otherlanguage_page ($$) {
        my $page=shift;
        my $code=shift;
 
-       return masterpage($page) if $code eq $config{po_master_language}{code};
+       return masterpage($page) if $code eq $master_language_code;
        return masterpage($page) . '.' . $code;
 }
 
@@ -849,9 +860,9 @@ sub otherlanguages_codes ($) {
        return \@ret unless istranslation($page) || istranslatable($page);
        my $curlang=lang($page);
        foreach my $lang
-               ($config{po_master_language}{code}, @slavelanguages) {
+               ($master_language_code, @slavelanguages) {
                next if $lang eq $curlang;
-               if ($lang eq $config{po_master_language}{code} ||
+               if ($lang eq $master_language_code ||
                    istranslatedto(masterpage($page), $lang)) {
                        push @ret, $lang;
                }
@@ -1006,10 +1017,10 @@ sub percenttranslated ($) {
 sub languagename ($) {
        my $code=shift;
 
-       return $config{po_master_language}{name}
-               if $code eq $config{po_master_language}{code};
-       return $config{po_slave_languages}{$code}
-               if defined $config{po_slave_languages}{$code};
+       return $master_language_name
+               if $code eq $master_language_code;
+       return $slavelanguages{$code}
+               if defined $slavelanguages{$code};
        return;
 }
 
@@ -1020,13 +1031,13 @@ sub otherlanguagesloop ($) {
        if (istranslation($page)) {
                push @ret, {
                        url => urlto_with_orig_beautiful_urlpath(masterpage($page), $page),
-                       code => $config{po_master_language}{code},
-                       language => $config{po_master_language}{name},
+                       code => $master_language_code,
+                       language => $master_language_name,
                        master => 1,
                };
        }
        foreach my $lang (@{otherlanguages_codes($page)}) {
-               next if $lang eq $config{po_master_language}{code};
+               next if $lang eq $master_language_code;
                my $otherpage = otherlanguage_page($page, $lang);
                push @ret, {
                        url => urlto_with_orig_beautiful_urlpath($otherpage, $page),
@@ -1231,6 +1242,27 @@ sub po4a_options($) {
        return %options;
 }
 
+sub splitlangpair ($) {
+       my $pair=shift;
+
+       my ($code, $name) = ( $pair =~ /^([a-z]{2})\|(.+)$/ );
+       if (! defined $code || ! defined $name ||
+           ! length $code || ! length $name) {
+               # not a fatal error to avoid breaking if used with web setup
+               print STDERR sprintf(gettext("%s has invalid syntax: must use CODE|NAME"),
+                       $pair)."\n";
+       }
+
+       return $code, $name;
+}
+
+sub joinlangpair ($$) {
+       my $code=shift;
+       my $name=shift;
+
+       return "$code|$name";
+}
+
 # ,----
 # | PageSpecs
 # `----