X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/c8330da6c050918eaea4a441ba2ed59258f49494..32cc0b336ae830831787b2024b855ed7db0a1589:/IkiWiki/Plugin/po.pm

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index fea4ca6eb..0c95f6c14 100644
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -10,13 +10,20 @@ use IkiWiki 2.00;
 use Encode;
 use Locale::Po4a::Chooser;
 use File::Temp;
+use Memoize;
+
+my %translations;
+memoize("istranslatable");
+memoize("_istranslation");
 
 sub import {
 	hook(type => "getsetup", id => "po", call => \&getsetup);
 	hook(type => "checkconfig", id => "po", call => \&checkconfig);
+	hook(type => "scan", id => "po", call => \&scan);
 	hook(type => "targetpage", id => "po", call => \&targetpage);
+	hook(type => "tweakurlpath", id => "po", call => \&tweakurlpath);
+	hook(type => "tweakbestlink", id => "po", call => \&tweakbestlink);
 	hook(type => "filter", id => "po", call => \&filter);
-	hook(type => "preprocess", id => "translatable", call => \&preprocess_translatable);
 	hook(type => "htmlize", id => "po", call => \&htmlize);
 }
 
@@ -38,18 +45,27 @@ sub getsetup () { #{{{
 		},
 		po_slave_languages => {
 			type => "string",
-			example => {'fr' => { 'name' => 'Français' },
-				    'es' => { 'name' => 'Castellano' },
-				    'de' => { 'name' => 'Deutsch' },
+			example => {
+				'fr' => 'Français',
+				'es' => 'Castellano',
+				'de' => 'Deutsch'
 			},
 			description => "slave languages (PO files)",
 			safe => 1,
 			rebuild => 1,
 		},
-		po_link_to_current_language => {
-			type => "boolean",
-			example => 1,
-			description => "internal links point to pages in the current language (useful if Content Negotiation is not supported)",
+		po_translatable_pages => {
+			type => "pagespec",
+			example => "!*/Discussion",
+			description => "PageSpec controlling which pages are translatable",
+			link => "ikiwiki/PageSpec",
+			safe => 1,
+			rebuild => 1,
+		},
+		po_link_to => {
+			type => "string",
+			example => "current",
+			description => "internal linking behavior (default/current/negotiated)",
 			safe => 1,
 			rebuild => 1,
 		},
@@ -61,10 +77,27 @@ sub checkconfig () { #{{{
 			error(sprintf(gettext("Must specify %s"), $field));
 		}
 	}
-	if (! exists $config{po_link_to_current_language} ||
-	    ! defined $config{po_link_to_current_language}) {
-	    $config{po_link_to_current_language}=0;
+	if (! exists $config{po_link_to} ||
+	    ! defined $config{po_link_to}) {
+	    $config{po_link_to}="default";
+	}
+	if (! exists $config{po_translatable_pages} ||
+	    ! defined $config{po_translatable_pages}) {
+	    $config{po_translatable_pages}="";
 	}
+	if ($config{po_link_to} eq "negotiated" && ! $config{usedirs}) {
+		error(gettext("po_link_to=negotiated requires usedirs to be set"));
+	}
+	push @{$config{wiki_file_prune_regexps}}, qr/\.pot$/;
+} #}}}
+
+sub scan (@) { #{{{
+	my %params=@_;
+	my $page=$params{page};
+	# let's build %translations, using istranslation's
+	# side-effect, so that we can consider it is complete at
+	# preprocess time
+	istranslation($page);
 } #}}}
 
 sub targetpage (@) { #{{{
@@ -72,7 +105,7 @@ sub targetpage (@) { #{{{
         my $page=$params{page};
         my $ext=$params{ext};
 
-	if (pagespec_match($page,"istranslation()")) {
+	if (istranslation($page)) {
 		my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
 		if (! $config{usedirs} || $page eq 'index') {
 			return $masterpage . "." . $lang . "." . $ext;
@@ -81,7 +114,7 @@ sub targetpage (@) { #{{{
 			return $masterpage . "/index." . $lang . "." . $ext;
 		}
 	}
-	else {
+	elsif (istranslatable($page)) {
 		if (! $config{usedirs} || $page eq 'index') {
 			return $page . "." . $config{po_master_language}{code} . "." . $ext;
 		}
@@ -89,18 +122,43 @@ sub targetpage (@) { #{{{
 			return $page . "/index." . $config{po_master_language}{code} . "." . $ext;
 		}
 	}
+	return;
 } #}}}
 
+sub tweakurlpath ($) { #{{{
+	my %params = @_;
+	my $url=$params{url};
+	if ($config{po_link_to} eq "negotiated") {
+		$url =~ s!/index.$config{po_master_language}{code}.$config{htmlext}$!/!;
+	}
+	return $url;
+} #}}}
+
+sub tweakbestlink ($$) { #{{{
+	my %params = @_;
+	my $page=$params{page};
+	my $link=$params{link};
+	if ($config{po_link_to} eq "current"
+	    && istranslatable($link)
+	    && istranslation($page)) {
+		my ($masterpage, $curlang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+		return $link . "." . $curlang;
+	}
+	return $link;
+} #}}}
+
+our %filtered;
 # 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 = @_;
 	my $page = $params{page};
+	my $destpage = $params{destpage};
 	my $content = decode_utf8(encode_utf8($params{content}));
 
 	# decide if this is a PO file that should be converted into a translated document,
 	# and perform various sanity checks
-	if (! pagespec_match($page, "istranslation()")) {
+	if (! istranslation($page) || $filtered{$page}{$destpage}) {
 		return $content;
 	}
 
@@ -125,20 +183,10 @@ sub filter (@) { #{{{
 	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");
+	$filtered{$page}{$destpage}=1;
 	return $content;
 } #}}}
 
-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=@_;
 	my $page = $params{page};
@@ -150,38 +198,76 @@ sub htmlize (@) { #{{{
 	return IkiWiki::htmlize($page, $page, pagetype($masterfile), $content);
 } #}}}
 
-package IkiWiki::PageSpec;
-
-sub match_istranslation ($;@) { #{{{
+sub istranslatable ($) { #{{{
 	my $page=shift;
-	my $wanted=shift;
+	my $file=$pagesources{$page};
 
-	my %params=@_;
-	my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page};
+	if (! defined $file
+	    || (defined pagetype($file) && pagetype($file) eq 'po')
+	    || $file =~ /\.pot$/) {
+		return 0;
+	}
+	return pagespec_match($page, $config{po_translatable_pages});
+} #}}}
+
+sub _istranslation ($) { #{{{
+	my $page=shift;
+	my $file=$pagesources{$page};
 	if (! defined $file) {
 		return IkiWiki::FailReason->new("no file specified");
 	}
 
-	if (! IkiWiki::pagetype($page) eq 'po') {
-		return IkiWiki::FailReason->new("is not a PO file");
+	if (! defined $file
+	    || ! defined pagetype($file)
+ 	    || ! pagetype($file) eq 'po'
+	    || $file =~ /\.pot$/) {
+		return 0;
 	}
 
 	my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
 	if (! defined $masterpage || ! defined $lang
-	    || ! (length($masterpage) > 0) || ! (length($lang) > 0)) {
-		return IkiWiki::FailReason->new("is not named like a translation file");
+	    || ! (length($masterpage) > 0) || ! (length($lang) > 0)
+	    || ! defined $pagesources{$masterpage}
+	    || ! defined $config{po_slave_languages}{$lang}) {
+		return 0;
 	}
 
-	if (! defined $IkiWiki::pagesources{$masterpage}) {
-		return IkiWiki::FailReason->new("the master page does not exist");
-	}
+	return istranslatable($masterpage);
+} #}}}
 
-	if (! defined $IkiWiki::config{po_slave_languages}{$lang}) {
-		return IkiWiki::FailReason->new("language $lang is not supported");
+sub istranslation ($) { #{{{
+	my $page=shift;
+	if (_istranslation($page)) {
+		my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+		$translations{$masterpage}{$lang}=$page unless exists $translations{$masterpage}{$lang};
+		return 1;
 	}
+	return 0;
+} #}}}
 
-	return IkiWiki::SuccessReason->new("page $page is a translation");
+package IkiWiki::PageSpec;
+use warnings;
+use strict;
+use IkiWiki 2.00;
 
+sub match_istranslation ($;@) { #{{{
+	my $page=shift;
+	if (IkiWiki::Plugin::po::istranslation($page)) {
+		return IkiWiki::SuccessReason->new("is a translation page");
+	}
+	else {
+		return IkiWiki::FailReason->new("is not a translation page");
+	}
+} #}}}
+
+sub match_istranslatable ($;@) { #{{{
+	my $page=shift;
+	if (IkiWiki::Plugin::po::istranslatable($page)) {
+		return IkiWiki::SuccessReason->new("is set as translatable in po_translatable_pages");
+	}
+	else {
+		return IkiWiki::FailReason->new("is not set as translatable in po_translatable_pages");
+	}
 } #}}}
 
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