X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/c5642119f7fafdafdaff05c0d37e787de221e9e2..22edaf77c2a4318ebd8ed0881dd6a62cfc2ca2b2:/IkiWiki/Plugin/po.pm

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 91bf8872f..0ae4adcfc 100644
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -10,16 +10,7 @@ use warnings;
 use strict;
 use IkiWiki 3.00;
 use Encode;
-BEGIN {
-	eval 'use Locale::Po4a::Common qw(nowrapi18n)';
-	if ($@) {
-		warning(sprintf(gettext('%s is too old, can not disable %s; '.
-					'a denial of service can thus be '.
-					'triggered by malicious content'),
-				'Locale::Po4a', 'Text::WrapI18N'));
-		eval 'use Locale::Po4a::Common';
-	}
-}
+use Locale::Po4a::Common qw(nowrapi18n !/.*/);
 use Locale::Po4a::Chooser;
 use Locale::Po4a::Po;
 use File::Basename;
@@ -41,11 +32,10 @@ sub import {
 	hook(type => "getsetup", id => "po", call => \&getsetup);
 	hook(type => "checkconfig", id => "po", call => \&checkconfig);
 	hook(type => "needsbuild", id => "po", call => \&needsbuild);
-	hook(type => "scan", id => "po", call => \&scan, last =>1);
+	hook(type => "scan", id => "po", call => \&scan, last => 1);
 	hook(type => "filter", id => "po", call => \&filter);
 	hook(type => "htmlize", id => "po", call => \&htmlize);
 	hook(type => "pagetemplate", id => "po", call => \&pagetemplate, last => 1);
-	hook(type => "postscan", id => "po", call => \&postscan);
 	hook(type => "rename", id => "po", call => \&renamepages, first => 1);
 	hook(type => "delete", id => "po", call => \&mydelete);
 	hook(type => "change", id => "po", call => \&change);
@@ -64,8 +54,6 @@ sub import {
 	inject(name => "IkiWiki::targetpage", call => \&mytargetpage);
 	$origsubs{'urlto'}=\&IkiWiki::urlto;
 	inject(name => "IkiWiki::urlto", call => \&myurlto);
-	$origsubs{'nicepagetitle'}=\&IkiWiki::nicepagetitle;
-	inject(name => "IkiWiki::nicepagetitle", call => \&mynicepagetitle);
 	$origsubs{'cgiurl'}=\&IkiWiki::cgiurl;
 	inject(name => "IkiWiki::cgiurl", call => \&mycgiurl);
 }
@@ -79,7 +67,7 @@ sub import {
 # 2. Injected functions
 # 3. Blackboxes for private data
 # 4. Helper functions
-# 5. PageSpec's
+# 5. PageSpecs
 
 
 # ,----
@@ -115,7 +103,7 @@ sub getsetup () {
 		},
 		po_translatable_pages => {
 			type => "pagespec",
-			example => "!*/Discussion",
+			example => "* and !*/Discussion",
 			description => "PageSpec controlling which pages are translatable",
 			link => "ikiwiki/PageSpec",
 			safe => 1,
@@ -128,30 +116,21 @@ sub getsetup () {
 			safe => 1,
 			rebuild => 1,
 		},
-		po_translation_status_in_links => {
-			type => "boolean",
-			example => 1,
-			description => "display translation status in links to translations",
-			safe => 1,
-			rebuild => 1,
-		},
 }
 
 sub checkconfig () {
-	foreach my $field (qw{po_master_language po_slave_languages}) {
+	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"),
 				      $field, 'po'));
 		}
 	}
-	if (! (keys %{$config{po_slave_languages}})) {
-		error(gettext("At least one slave language must be defined ".
-			      "in po_slave_languages when using the po plugin"));
-	}
+
 	map {
 		islanguagecode($_)
 			or error(sprintf(gettext("%s is not a valid language code"), $_));
 	} ($config{po_master_language}{code}, keys %{$config{po_slave_languages}});
+
 	if (! exists $config{po_translatable_pages} ||
 	    ! defined $config{po_translatable_pages}) {
 		$config{po_translatable_pages}="";
@@ -160,9 +139,7 @@ sub checkconfig () {
 	    ! defined $config{po_link_to}) {
 		$config{po_link_to}='default';
 	}
-	elsif (! grep {
-			$config{po_link_to} eq $_
-		} ('default', 'current', 'negotiated')) {
+	elsif ($config{po_link_to} !~ /^(default|current|negotiated)$/) {
 		warn(sprintf(gettext('%s is not a valid value for po_link_to, falling back to po_link_to=default'),
 			     $config{po_link_to}));
 		$config{po_link_to}='default';
@@ -171,11 +148,27 @@ sub checkconfig () {
 		warn(gettext('po_link_to=negotiated requires usedirs to be enabled, falling back to po_link_to=default'));
 		$config{po_link_to}='default';
 	}
-	if (! exists $config{po_translation_status_in_links} ||
-	    ! defined $config{po_translation_status_in_links}) {
-		$config{po_translation_status_in_links}=1;
-	}
+
 	push @{$config{wiki_file_prune_regexps}}, qr/\.pot$/;
+
+	# Translated versions of the underlays are added if available.
+	foreach my $underlay ("basewiki",
+	                      map { m/^\Q$config{underlaydirbase}\E\/*(.*)/ }
+	                          reverse @{$config{underlaydirs}}) {
+		next if $underlay=~/^locale\//;
+
+		# Underlays containing the po files for slave languages.
+		foreach my $ll (keys %{$config{po_slave_languages}}) {
+			add_underlay("po/$ll/$underlay")
+				if -d "$config{underlaydirbase}/po/$ll/$underlay";
+		}
+	
+		if ($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");
+		}
+	}
 }
 
 sub needsbuild () {
@@ -203,8 +196,6 @@ sub scan (@) {
 	my $page=$params{page};
 	my $content=$params{content};
 
-	return unless UNIVERSAL::can("IkiWiki::Plugin::link", "import");
-
 	if (istranslation($page)) {
 		foreach my $destpage (@{$links{$page}}) {
 			if (istranslatable($destpage)) {
@@ -259,8 +250,8 @@ sub htmlize (@) {
 
 	# force content to be htmlize'd as if it was the same type as the master page
 	return IkiWiki::htmlize($page, $page,
-				pagetype(srcfile($pagesources{masterpage($page)})),
-				$content);
+		pagetype(srcfile($pagesources{masterpage($page)})),
+		$content);
 }
 
 sub pagetemplate (@) {
@@ -275,7 +266,7 @@ sub pagetemplate (@) {
 		$template->param(percenttranslated => percenttranslated($page));
 	}
 	if ($template->query(name => "istranslation")) {
-		$template->param(istranslation => istranslation($page));
+		$template->param(istranslation => scalar istranslation($page));
 	}
 	if ($template->query(name => "istranslatable")) {
 		$template->param(istranslatable => istranslatable($page));
@@ -287,22 +278,20 @@ sub pagetemplate (@) {
 		$template->param(otherlanguages => [otherlanguagesloop($page)]);
 		map add_depends($page, $_), (values %{otherlanguages($page)});
 	}
-	# Rely on IkiWiki::Render's genpage() to decide wether
-	# a discussion link should appear on $page; this is not
-	# totally accurate, though: some broken links may be generated
-	# when cgiurl is disabled.
-	# This compromise avoids some code duplication, and will probably
-	# prevent future breakage when ikiwiki internals change.
-	# Known limitations are preferred to future random bugs.
-	if ($template->param('discussionlink') && istranslation($page)) {
-		$template->param('discussionlink' => htmllink(
-							$page,
-							$destpage,
-							$masterpage . '/' . gettext("Discussion"),
-							noimageinline => 1,
-							forcesubpage => 0,
-							linktext => gettext("Discussion"),
-							));
+	if ($config{discussion} && istranslation($page)) {
+		my $discussionlink=gettext("discussion");
+		if ($page !~ /.*\/\Q$discussionlink\E$/i &&
+		   (length $config{cgiurl} ||
+		    exists $links{$masterpage."/".$discussionlink})) {
+			$template->param('discussionlink' => htmllink(
+				$page,
+				$destpage,
+				$masterpage . '/' . gettext("Discussion"),
+				noimageinline => 1,
+				forcesubpage => 0,
+				linktext => gettext("Discussion"),
+		));
+		}
 	}
 	# Remove broken parentlink to ./index.html on home page's translations.
 	# It works because this hook has the "last" parameter set, to ensure it
@@ -314,57 +303,50 @@ sub pagetemplate (@) {
 	}
 } # }}}
 
-sub postscan (@) {
-	my %params = @_;
-	my $page = $params{page};
-
-	# backlinks involve back-dependencies, so that nicepagetitle effects,
-	# such as translation status displayed in links, are updated
-	use IkiWiki::Render;
-	map add_depends($page, $_), keys %{$IkiWiki::backlinks{$page}};
-}
-
 # Add the renamed page translations to the list of to-be-renamed pages.
-sub renamepages($$$) {
-	my ($torename, $cgi, $session) = (shift, shift, shift);
+sub renamepages (@) {
+	my %params = @_;
 
-	# copy the initial array, so that we can iterate on it AND
-	# modify it at the same time, without iterating on the items we
-	# pushed on it ourselves
-	my @torename=@{$torename};
+	my %torename = %{$params{torename}};
+	my $session = $params{session};
 
 	# Save the page(s) the user asked to rename, so that our
 	# canrename hook can tell the difference between:
 	#  - a translation being renamed as a consequence of its master page
 	#    being renamed
 	#  - a user trying to directly rename a translation
-	# This is why this hook has to be run first, before @torename is modified
-	# by other plugins.
-	$session->param(po_orig_torename => [ @torename ]);
+	# This is why this hook has to be run first, before the list of pages
+	# to rename is modified by other plugins.
+	my @orig_torename;
+	@orig_torename=@{$session->param("po_orig_torename")}
+		if defined $session->param("po_orig_torename");
+	push @orig_torename, $torename{src};
+	$session->param(po_orig_torename => \@orig_torename);
 	IkiWiki::cgi_savesession($session);
 
-	foreach my $rename (@torename) {
-		next unless istranslatable($rename->{src});
-		my %otherpages=%{otherlanguages($rename->{src})};
-		while (my ($lang, $otherpage) = each %otherpages) {
-			push @{$torename}, {
-				src => $otherpage,
-				srcfile => $pagesources{$otherpage},
-				dest => otherlanguage($rename->{dest}, $lang),
-				destfile => $rename->{dest}.".".$lang.".po",
-				required => 0,
-			};
-		}
+	return () unless istranslatable($torename{src});
+
+	my @ret;
+	my %otherpages=%{otherlanguages($torename{src})};
+	while (my ($lang, $otherpage) = each %otherpages) {
+		push @ret, {
+			src => $otherpage,
+			srcfile => $pagesources{$otherpage},
+			dest => otherlanguage($torename{dest}, $lang),
+			destfile => $torename{dest}.".".$lang.".po",
+			required => 0,
+		};
 	}
+	return @ret;
 }
 
-sub mydelete(@) {
+sub mydelete (@) {
 	my @deleted=@_;
 
 	map { deletetranslations($_) } grep istranslatablefile($_), @deleted;
 }
 
-sub change(@) {
+sub change (@) {
 	my @rendered=@_;
 
 	# All meta titles are first extracted at scan time, i.e. before we turn
@@ -372,14 +354,14 @@ sub change(@) {
 	# PO files breaks the meta plugin's parsing enough to save ugly titles
 	# to %pagestate at this time.
 	#
-	# Then, at render time, every page's passes on row through the Great
+	# Then, at render time, every page passes in turn through the Great
 	# Rendering Chain (filter->preprocess->linkify->htmlize), and the meta
 	# plugin's preprocess hook is this time in a position to correctly
 	# extract the titles from slave pages.
 	#
-	# This is, unfortunately, too late: if the page A, linking to the page B,
-	# is rendered before B, it will display the wrongly-extracted meta title
-	# as the link text to B.
+	# This is, unfortunately, too late: if the page A, linking to the page
+	# B, is rendered before B, it will display the wrongly-extracted meta
+	# title as the link text to B.
 	#
 	# On the one hand, such a corner case only happens on rebuild: on
 	# refresh, every rendered page is fixed to contain correct meta titles.
@@ -394,11 +376,11 @@ sub change(@) {
 	    && exists $config{meta_overrides_page_title}
 	    && defined $config{meta_overrides_page_title}
 	    && $config{meta_overrides_page_title}) {
-		debug(sprintf(gettext("re-rendering all pages to fix meta titles")));
+		debug(sprintf(gettext("rebuilding all pages to fix meta titles")));
 		resetalreadyfiltered();
 		require IkiWiki::Render;
 		foreach my $file (@rendered) {
-			debug(sprintf(gettext("rendering %s"), $file));
+			debug(sprintf(gettext("building %s"), $file));
 			IkiWiki::render($file);
 		}
 	}
@@ -406,22 +388,26 @@ sub change(@) {
 	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 $page=pagename($file);
 		my $masterfile=srcfile($file);
+		my $page=pagename($file);
 		my $updated_pot_file=0;
-		# Only refresh Pot file if it does not exist, or if
+		# Only refresh POT file if it does not exist, or if
 		# $pagesources{$page} was changed: don't if only the HTML was
 		# refreshed, e.g. because of a dependency.
-		if ((grep { $_ eq $pagesources{$page} } @origneedsbuild)
-		    || ! -e potfile($masterfile)) {
+		if ($masterfile eq "$config{srcdir}/$file" &&
+		   ((grep { $_ eq $pagesources{$page} } @origneedsbuild)
+		    || ! -e potfile($masterfile))) {
 			refreshpot($masterfile);
 			$updated_pot_file=1;
 		}
 		my @pofiles;
-		map {
-			push @pofiles, $_ if ($updated_pot_file || ! -e $_);
-		} (pofiles($masterfile));
+		foreach my $po (pofiles($masterfile)) {
+			next if ! $updated_pot_file && ! -e $po;
+			next if grep { $po=~/\Q$_\E/ } @{$config{underlaydirs}};
+			push @pofiles, $po;
+		}
 		if (@pofiles) {
 			refreshpofiles($masterfile, @pofiles);
 			map { IkiWiki::rcs_add($_) } @pofiles if $config{rcs};
@@ -451,19 +437,19 @@ sub checkcontent (@) {
 	return undef;
 }
 
-sub canremove ($$$) {
-	my ($page, $cgi, $session) = (shift, shift, shift);
+sub canremove (@) {
+	my %params = @_;
 
-	if (istranslation($page)) {
-		return gettext("Can not remove a translation. Removing the master page, ".
-			       "though, removes its translations as well.");
+	if (istranslation($params{page})) {
+		return gettext("Can not remove a translation. If the master page is removed, ".
+			       "however, its translations will be removed as well.");
 	}
 	return undef;
 }
 
-sub canrename ($$@) {
-	my ($cgi, $session) = (shift, shift);
+sub canrename (@) {
 	my %params = @_;
+	my $session = $params{session};
 
 	if (istranslation($params{src})) {
 		my $masterpage = masterpage($params{src});
@@ -474,9 +460,9 @@ sub canrename ($$@) {
 		# by looking for the master page in the list of to-be-renamed pages we
 		# saved early in the renaming process.
 		my $orig_torename = $session->param("po_orig_torename");
-		unless (grep { $_->{src} eq $masterpage } @{$orig_torename}) {
-			return gettext("Can not rename a translation. Renaming the master page, ".
-				       "though, renames its translations as well.");
+		unless (grep { $_ eq $masterpage } @{$orig_torename}) {
+			return gettext("Can not rename a translation. If the master page is renamed, ".
+				       "however, its translations will be renamed as well.");
 		}
 	}
 	return undef;
@@ -544,11 +530,6 @@ sub formbuilder (@) {
 				my @types = grep { $_ ne 'po' } $field->options;
 				$field->options(\@types) if @types;
 			}
-			else {
-				# make sure the default value is not po;
-				# does this case actually happen?
-				debug "po(formbuilder) ".gettext("type field is not selected - not implemented yet");
-			}
 		}
 	}
 }
@@ -635,18 +616,6 @@ sub myurlto ($$;$) {
 	}
 }
 
-sub mynicepagetitle ($;$) {
-	my ($page, $unescaped) = (shift, shift);
-
-	my $res = $origsubs{'nicepagetitle'}->($page, $unescaped);
-	return $res unless istranslation($page);
-	return $res unless $config{po_translation_status_in_links};
-	my @caller = caller(1);
-	return $res if (exists $caller[3] && defined $caller[3]
-			&& $caller[3] eq "IkiWiki::Plugin::parentlinks::parentlinks");
-	return $res.' ('.percenttranslated($page).' %)';
-}
-
 sub mycgiurl (@) {
 	my %params=@_;
 
@@ -668,8 +637,8 @@ sub mycgiurl (@) {
 		my $page=shift;
 		my $destpage=shift;
 
-		return ( exists $filtered{$page}{$destpage}
-			 && $filtered{$page}{$destpage} eq 1 );
+		return exists $filtered{$page}{$destpage}
+			 && $filtered{$page}{$destpage} eq 1;
 	}
 
 	sub setalreadyfiltered($$) {
@@ -709,9 +678,9 @@ sub istranslatablefile ($) {
 	my $file=shift;
 
 	return 0 unless defined $file;
-	return 0 if (defined pagetype($file) && pagetype($file) eq 'po');
+	my $type=pagetype($file);
+	return 0 if ! defined $type || $type eq 'po';
 	return 0 if $file =~ /\.pot$/;
-	return 0 unless -e "$config{srcdir}/$file"; # underlay dirs may be read-only
 	return 1 if pagespec_match(pagename($file), $config{po_translatable_pages});
 	return;
 }
@@ -727,19 +696,19 @@ sub istranslatable ($) {
 sub _istranslation ($) {
 	my $page=shift;
 
-	$page='' unless (defined $page && length $page);
+	$page='' unless defined $page && length $page;
 	my $hasleadingslash = ($page=~s#^/##);
 	my $file=$pagesources{$page};
-	return 0 unless (defined $file
+	return 0 unless defined $file
 			 && defined pagetype($file)
-			 && pagetype($file) eq 'po');
+			 && pagetype($file) eq 'po';
 	return 0 if $file =~ /\.pot$/;
 
 	my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
-	return 0 unless (defined $masterpage && defined $lang
+	return 0 unless defined $masterpage && defined $lang
 			 && length $masterpage && length $lang
 			 && defined $pagesources{$masterpage}
-			 && defined $config{po_slave_languages}{$lang});
+			 && defined $config{po_slave_languages}{$lang};
 
 	return (maybe_add_leading_slash($masterpage, $hasleadingslash), $lang)
 		if istranslatable($masterpage);
@@ -777,7 +746,7 @@ sub lang ($) {
 sub islanguagecode ($) {
 	my $code=shift;
 
-	return ($code =~ /^[a-z]{2}$/);
+	return $code =~ /^[a-z]{2}$/;
 }
 
 sub otherlanguage ($$) {
@@ -792,7 +761,7 @@ sub otherlanguages ($) {
 	my $page=shift;
 
 	my %ret;
-	return \%ret unless (istranslation($page) || istranslatable($page));
+	return \%ret unless istranslation($page) || istranslatable($page);
 	my $curlang=lang($page);
 	foreach my $lang
 		($config{po_master_language}{code}, keys %{$config{po_slave_languages}}) {
@@ -835,9 +804,10 @@ sub refreshpot ($) {
 	$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.
+	# 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' });
 	$doc->{TT}{po_out}->set_charset('utf-8');
 	# do the actual work
@@ -858,7 +828,7 @@ sub refreshpofiles ($@) {
 	foreach my $pofile (@pofiles) {
 		IkiWiki::prep_writefile(basename($pofile),dirname($pofile));
 		if (-e $pofile) {
-			system("msgmerge", "-U", "--backup=none", $pofile, $potfile) == 0
+			system("msgmerge", "--previous", "-q", "-U", "--backup=none", $pofile, $potfile) == 0
 				or error("po(refreshpofiles) ".
 					 sprintf(gettext("failed to update %s"),
 						 $pofile));
@@ -955,10 +925,10 @@ sub otherlanguagesloop ($) {
 		}
 	}
 	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 -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;
 }
 
 sub homepageurl (;$) {
@@ -1120,18 +1090,15 @@ sub isvalidpo ($) {
 	if ($res) {
 	    return IkiWiki::SuccessReason->new("valid gettext data");
 	}
-	return IkiWiki::FailReason->new("invalid gettext data, go back ".
-					"to previous page to go on with edit");
+	return IkiWiki::FailReason->new(gettext("invalid gettext data, go back ".
+					"to previous page to continue edit"));
 }
 
 # ,----
-# | PageSpec's
+# | PageSpecs
 # `----
 
 package IkiWiki::PageSpec;
-use warnings;
-use strict;
-use IkiWiki 2.00;
 
 sub match_istranslation ($;@) {
 	my $page=shift;
@@ -1161,7 +1128,7 @@ sub match_lang ($$;@) {
 
 	my $regexp=IkiWiki::glob2re($wanted);
 	my $lang=IkiWiki::Plugin::po::lang($page);
-	if ($lang!~/^$regexp$/i) {
+	if ($lang !~ /^$regexp$/i) {
 		return IkiWiki::FailReason->new("file language is $lang, not $wanted");
 	}
 	else {