#!/usr/bin/perl # .po as a wiki page type # Licensed under GPL v2 or greater # Copyright (C) 2008 intrigeri # 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; use Locale::Po4a::Chooser; use Locale::Po4a::Po; use File::Basename; use File::Copy; use File::Spec; use File::Temp; use Memoize; use UNIVERSAL; my %translations; my @origneedsbuild; my %origsubs; memoize("istranslatable"); memoize("_istranslation"); memoize("percenttranslated"); 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 => "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); hook(type => "cansave", id => "po", call => \&cansave); hook(type => "canremove", id => "po", call => \&canremove); hook(type => "canrename", id => "po", call => \&canrename); hook(type => "editcontent", id => "po", call => \&editcontent); $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{'nicepagetitle'}=\&IkiWiki::nicepagetitle; inject(name => "IkiWiki::nicepagetitle", call => \&mynicepagetitle); } # ,---- # | Table of contents # `---- # 1. Hooks # 2. Injected functions # 3. Blackboxes for private data # 4. Helper functions # 5. PageSpec's # ,---- # | Hooks # `---- sub getsetup () { return plugin => { safe => 0, rebuild => 1, }, po_master_language => { type => "string", example => { 'code' => 'en', 'name' => 'English' }, description => "master language (non-PO files)", safe => 1, rebuild => 1, }, po_slave_languages => { type => "string", example => { 'fr' => 'Français', 'es' => 'Castellano', 'de' => 'Deutsch' }, description => "slave languages (PO files)", safe => 1, rebuild => 1, }, 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, }, 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}) { if (! exists $config{$field} || ! defined $config{$field}) { error(sprintf(gettext("Must specify %s"), $field)); } } if (! (keys %{$config{po_slave_languages}})) { error(gettext("At least one slave language must be defined in po_slave_languages")); } 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}=""; } if (! exists $config{po_link_to} || ! defined $config{po_link_to}) { $config{po_link_to}='default'; } elsif (! grep { $config{po_link_to} eq $_ } ('default', 'current', 'negotiated')) { warn(sprintf(gettext('po_link_to=%s is not a valid setting, falling back to po_link_to=default'), $config{po_link_to})); $config{po_link_to}='default'; } elsif ($config{po_link_to} eq "negotiated" && ! $config{usedirs}) { 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$/; } sub needsbuild () { my $needsbuild=shift; # backup @needsbuild content so that change() can know whether # a given master page was rendered because its source file was changed @origneedsbuild=(@$needsbuild); flushmemoizecache(); buildtranslationscache(); # make existing translations depend on the corresponding master page foreach my $master (keys %translations) { map add_depends($_, $master), values %{otherlanguages($master)}; } } # Massage the recorded state of internal links so that: # - it matches the actually generated links, rather than the links as written # in the pages' source # - backlinks are consistent in all cases sub scan (@) { my %params=@_; 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)) { # 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) for (my $i=0; $i<@{$links{$page}}; $i++) { if (@{$links{$page}}[$i] eq $destpage) { @{$links{$page}}[$i] = $destpage . '.' . lang($page); last; } } } } } elsif (! istranslatable($page) && ! istranslation($page)) { foreach my $destpage (@{$links{$page}}) { if (istranslatable($destpage)) { # make sure any destpage's translations has # $page in its backlinks push @{$links{$page}}, values %{otherlanguages($destpage)}; } } } } # We use filter to convert PO to the master page's format, # since the rest of ikiwiki should not work on PO files. sub filter (@) { my %params = @_; my $page = $params{page}; my $destpage = $params{destpage}; my $content = $params{content}; if (istranslation($page) && ! alreadyfiltered($page, $destpage)) { $content = po_to_markup($page, $content); setalreadyfiltered($page, $destpage); } return $content; } sub htmlize (@) { my %params=@_; my $page = $params{page}; my $content = $params{content}; # ignore PO files this plugin did not create return $content unless istranslation($page); # 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); } sub pagetemplate (@) { my %params=@_; my $page=$params{page}; my $destpage=$params{destpage}; my $template=$params{template}; my ($masterpage, $lang) = istranslation($page); if (istranslation($page) && $template->query(name => "percenttranslated")) { $template->param(percenttranslated => percenttranslated($page)); } if ($template->query(name => "istranslation")) { $template->param(istranslation => scalar istranslation($page)); } if ($template->query(name => "istranslatable")) { $template->param(istranslatable => istranslatable($page)); } if ($template->query(name => "HOMEPAGEURL")) { $template->param(homepageurl => homepageurl($page)); } if ($template->query(name => "otherlanguages")) { $template->param(otherlanguages => [otherlanguagesloop($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, $masterpage . '/' . gettext("Discussion"), noimageinline => 1, forcesubpage => 0, linktext => gettext("Discussion"), )); } # Remove broken parentlink to ./index.html on home page's translations. # It works because this hook has the "last" parameter set, to ensure it # runs after parentlinks' own pagetemplate hook. if ($template->param('parentlinks') && istranslation($page) && $masterpage eq "index") { $template->param('parentlinks' => []); } } # }}} 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); # 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}; # 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 ]); 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, }; } } } sub mydelete(@) { my @deleted=@_; map { deletetranslations($_) } grep istranslatablefile($_), @deleted; } sub change(@) { my @rendered=@_; my $updated_po_files=0; # Refresh/create POT and PO files as needed. foreach my $file (grep {istranslatablefile($_)} @rendered) { my $page=pagename($file); my $masterfile=srcfile($file); my $updated_pot_file=0; # 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)) { refreshpot($masterfile); $updated_pot_file=1; } my @pofiles; map { push @pofiles, $_ if ($updated_pot_file || ! -e $_); } (pofiles($masterfile)); if (@pofiles) { refreshpofiles($masterfile, @pofiles); map { IkiWiki::rcs_add($_) } @pofiles if $config{rcs}; $updated_po_files=1; } } if ($updated_po_files) { commit_and_refresh( gettext("updated PO files"), "IkiWiki::Plugin::po::change"); } } sub cansave ($$$$) { my ($page, $content, $cgi, $session) = (shift, shift, shift, shift); if (istranslation($page)) { my $res = isvalidpo($content); if ($res) { return undef; } else { return "$res"; } } return undef; } sub canremove ($$$) { my ($page, $cgi, $session) = (shift, shift, shift); if (istranslation($page)) { return gettext("Can not remove a translation. Removing the master page, ". "though, removes its translations as well."); } return undef; } sub canrename ($$@) { my ($cgi, $session) = (shift, shift); my %params = @_; if (istranslation($params{src})) { my $masterpage = masterpage($params{src}); # Tell the difference between: # - a translation being renamed as a consequence of its master page # being renamed, which is allowed # - a user trying to directly rename a translation, which is forbidden # by looking for the master page in the list of to-be-renamed pages we # saved early in the renaming process. my $orig_torename = $session->param("po_orig_torename"); unless (scalar grep { $_->{src} eq $masterpage } @{$orig_torename}) { return gettext("Can not rename a translation. Renaming the master page, ". "though, renames its translations as well."); } } return undef; } # As we're previewing or saving a page, the content may have # changed, so tell the next filter() invocation it must not be lazy. sub editcontent () { my %params=@_; unsetalreadyfiltered($params{page}, $params{page}); return $params{content}; } # ,---- # | Injected functions # `---- # Implement po_link_to 'current' and 'negotiated' settings. sub mybestlink ($$) { my $page=shift; my $link=shift; my $res=$origsubs{'bestlink'}->(masterpage($page), $link); if (length $res && ($config{po_link_to} eq "current" || $config{po_link_to} eq "negotiated") && istranslatable($res) && istranslation($page)) { return $res . "." . lang($page); } return $res; } sub mybeautify_urlpath ($) { my $url=shift; my $res=$origsubs{'beautify_urlpath'}->($url); if ($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}}); } return $res; } sub mytargetpage ($$) { my $page=shift; my $ext=shift; if (istranslation($page) || istranslatable($page)) { my ($masterpage, $lang) = (masterpage($page), lang($page)); if (! $config{usedirs} || $masterpage eq 'index') { return $masterpage . "." . $lang . "." . $ext; } else { return $masterpage . "/index." . $lang . "." . $ext; } } return $origsubs{'targetpage'}->($page, $ext); } sub myurlto ($$;$) { my $to=shift; my $from=shift; my $absolute=shift; # workaround hard-coded /index.$config{htmlext} in IkiWiki::urlto() if (! length $to && $config{po_link_to} eq "current" && istranslatable('index')) { return IkiWiki::beautify_urlpath(IkiWiki::baseurl($from) . "index." . lang($from) . ".$config{htmlext}"); } # avoid using our injected beautify_urlpath if run by cgi_editpage, # so that one is redirected to the just-edited page rather than to the # negociated translation; to prevent unnecessary fiddling with caller/inject, # we only do so when our beautify_urlpath would actually do what we want to # avoid, i.e. when po_link_to = negotiated if ($config{po_link_to} eq "negotiated") { my @caller = caller(1); my $run_by_editpage = 0; $run_by_editpage = 1 if (exists $caller[3] && defined $caller[3] && $caller[3] eq "IkiWiki::cgi_editpage"); inject(name => "IkiWiki::beautify_urlpath", call => $origsubs{'beautify_urlpath'}) if $run_by_editpage; my $res = $origsubs{'urlto'}->($to,$from,$absolute); inject(name => "IkiWiki::beautify_urlpath", call => \&mybeautify_urlpath) if $run_by_editpage; return $res; } else { return $origsubs{'urlto'}->($to,$from,$absolute) } } 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}; return $res.' ('.percenttranslated($page).' %)'; } # ,---- # | Blackboxes for private data # `---- { my %filtered; sub alreadyfiltered($$) { my $page=shift; my $destpage=shift; return ( exists $filtered{$page}{$destpage} && $filtered{$page}{$destpage} eq 1 ); } sub setalreadyfiltered($$) { my $page=shift; my $destpage=shift; $filtered{$page}{$destpage}=1; } sub unsetalreadyfiltered($$) { my $page=shift; my $destpage=shift; if (exists $filtered{$page}{$destpage}) { delete $filtered{$page}{$destpage}; } } sub resetalreadyfiltered() { undef %filtered; } } # ,---- # | Helper functions # `---- sub maybe_add_leading_slash ($;$) { my $str=shift; my $add=shift; $add=1 unless defined $add; return '/' . $str if $add; return $str; } sub istranslatablefile ($) { my $file=shift; return 0 unless defined $file; return 0 if (defined pagetype($file) && pagetype($file) eq 'po'); return 0 if $file =~ /\.pot$/; return 1 if pagespec_match(pagename($file), $config{po_translatable_pages}); return; } sub istranslatable ($) { my $page=shift; $page=~s#^/##; return 1 if istranslatablefile($pagesources{$page}); return; } sub _istranslation ($) { my $page=shift; my $hasleadingslash = ($page=~s#^/##); my $file=$pagesources{$page}; return 0 unless (defined $file && defined pagetype($file) && pagetype($file) eq 'po'); return 0 if $file =~ /\.pot$/; my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/); return 0 unless (defined $masterpage && defined $lang && length $masterpage && length $lang && defined $pagesources{$masterpage} && defined $config{po_slave_languages}{$lang}); return (maybe_add_leading_slash($masterpage, $hasleadingslash), $lang) if istranslatable($masterpage); } sub istranslation ($) { my $page=shift; if (1 < (my ($masterpage, $lang) = _istranslation($page))) { my $hasleadingslash = ($masterpage=~s#^/##); $translations{$masterpage}{$lang}=$page unless exists $translations{$masterpage}{$lang}; return (maybe_add_leading_slash($masterpage, $hasleadingslash), $lang); } return; } sub masterpage ($) { my $page=shift; if ( 1 < (my ($masterpage, $lang) = _istranslation($page))) { return $masterpage; } return $page; } sub lang ($) { my $page=shift; if (1 < (my ($masterpage, $lang) = _istranslation($page))) { return $lang; } return $config{po_master_language}{code}; } sub islanguagecode ($) { my $code=shift; return ($code =~ /^[a-z]{2}$/); } sub otherlanguage ($$) { my $page=shift; my $code=shift; return masterpage($page) if $code eq $config{po_master_language}{code}; return masterpage($page) . '.' . $code; } sub otherlanguages ($) { my $page=shift; my %ret; return \%ret unless (istranslation($page) || istranslatable($page)); my $curlang=lang($page); foreach my $lang ($config{po_master_language}{code}, keys %{$config{po_slave_languages}}) { next if $lang eq $curlang; $ret{$lang}=otherlanguage($page, $lang); } return \%ret; } sub potfile ($) { my $masterfile=shift; (my $name, my $dir, my $suffix) = fileparse($masterfile, qr/\.[^.]*/); $dir='' if $dir eq './'; return File::Spec->catpath('', $dir, $name . ".pot"); } sub pofile ($$) { my $masterfile=shift; my $lang=shift; (my $name, my $dir, my $suffix) = fileparse($masterfile, qr/\.[^.]*/); $dir='' if $dir eq './'; return File::Spec->catpath('', $dir, $name . "." . $lang . ".po"); } sub pofiles ($) { my $masterfile=shift; return map pofile($masterfile, $_), (keys %{$config{po_slave_languages}}); } 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); $doc->{TT}{utf_mode} = 1; $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'); # do the actual work $doc->parse; IkiWiki::prep_writefile(basename($potfile),dirname($potfile)); $doc->writepo($potfile); } sub refreshpofiles ($@) { my $masterfile=shift; my @pofiles=@_; my $potfile=potfile($masterfile); error("[po/refreshpofiles] POT file ($potfile) does not exist") unless (-e $potfile); foreach my $pofile (@pofiles) { IkiWiki::prep_writefile(basename($pofile),dirname($pofile)); if (-e $pofile) { system("msgmerge", "-U", "--backup=none", $pofile, $potfile) == 0 or error("[po/refreshpofiles:$pofile] failed to update"); } else { File::Copy::syscopy($potfile,$pofile) or error("[po/refreshpofiles:$pofile] failed to copy the POT file"); } } } sub buildtranslationscache() { # use istranslation's side-effect map istranslation($_), (keys %pagesources); } sub resettranslationscache() { undef %translations; } sub flushmemoizecache() { Memoize::flush_cache("istranslatable"); Memoize::flush_cache("_istranslation"); Memoize::flush_cache("percenttranslated"); } sub urlto_with_orig_beautiful_urlpath($$) { my $to=shift; my $from=shift; inject(name => "IkiWiki::beautify_urlpath", call => $origsubs{'beautify_urlpath'}); my $res=urlto($to, $from); inject(name => "IkiWiki::beautify_urlpath", call => \&mybeautify_urlpath); return $res; } sub percenttranslated ($) { my $page=shift; $page=~s/^\///; return gettext("N/A") unless istranslation($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); $doc->process( 'po_in_name' => [ $file ], 'file_in_name' => [ $masterfile ], 'file_in_charset' => 'utf-8', 'file_out_charset' => 'utf-8', ) or error("[po/percenttranslated:$page]: failed to translate"); my ($percent,$hit,$queries) = $doc->stats(); return $percent; } sub languagename ($) { 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; } 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, }; } else { 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 $b->{language}; } @ret; } sub homepageurl (;$) { my $page=shift; return urlto('', $page); } sub deletetranslations ($) { my $deletedmasterfile=shift; my $deletedmasterpage=pagename($deletedmasterfile); my @todelete; map { my $file = newpagefile($deletedmasterpage.'.'.$_, 'po'); my $absfile = "$config{srcdir}/$file"; if (-e $absfile && ! -l $absfile && ! -d $absfile) { push @todelete, $file; } } keys %{$config{po_slave_languages}}; map { if ($config{rcs}) { IkiWiki::rcs_remove($_); } else { IkiWiki::prune("$config{srcdir}/$_"); } } @todelete; if (scalar @todelete) { commit_and_refresh( gettext("removed obsolete PO files"), "IkiWiki::Plugin::po::deletetranslations"); } } sub commit_and_refresh ($$) { my ($msg, $author) = (shift, shift); if ($config{rcs}) { IkiWiki::disable_commit_hook(); IkiWiki::rcs_commit_staged($msg, $author, "127.0.0.1"); IkiWiki::enable_commit_hook(); IkiWiki::rcs_update(); } # Reinitialize module's private variables. resetalreadyfiltered(); resettranslationscache(); flushmemoizecache(); # Trigger a wiki refresh. require IkiWiki::Render; # without preliminary saveindex/loadindex, refresh() # complains about a lot of uninitialized variables IkiWiki::saveindex(); IkiWiki::loadindex(); IkiWiki::refresh(); IkiWiki::saveindex(); } # on success, returns the filtered content. # on error, if $nonfatal, warn and return undef; else, error out. sub po_to_markup ($$;$) { my ($page, $content) = (shift, shift); my $nonfatal = shift; $content = '' unless defined $content; $content = decode_utf8(encode_utf8($content)); # CRLF line terminators make poor Locale::Po4a feel bad $content=~s/\r\n/\n/g; # There are incompatibilities between some File::Temp versions # (including 0.18, bundled with Lenny's perl-modules package) # and others (e.g. 0.20, previously present in the archive as # a standalone package): under certain circumstances, some # return a relative filename, whereas others return an absolute one; # we here use this module in a way that is at least compatible # with 0.18 and 0.20. Beware, hit'n'run refactorers! my $infile = new File::Temp(TEMPLATE => "ikiwiki-po-filter-in.XXXXXXXXXX", DIR => File::Spec->tmpdir, UNLINK => 1)->filename; my $outfile = new File::Temp(TEMPLATE => "ikiwiki-po-filter-out.XXXXXXXXXX", DIR => File::Spec->tmpdir, UNLINK => 1)->filename; sub failure ($) { my $msg = '[po/po_to_markup:'.$page.'] ' . shift; if ($nonfatal) { warn $msg; return undef; } error($msg, sub { unlink $infile, $outfile}); } writefile(basename($infile), File::Spec->tmpdir, $content) or return failure("failed to write $infile"); my $masterfile = srcfile($pagesources{masterpage($page)}); my %options = ( "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0, ); my $doc=Locale::Po4a::Chooser::new('text',%options); $doc->process( 'po_in_name' => [ $infile ], 'file_in_name' => [ $masterfile ], 'file_in_charset' => 'utf-8', 'file_out_charset' => 'utf-8', ) or return failure("failed to translate"); $doc->write($outfile) or return failure("could not write $outfile"); $content = readfile($outfile) or return failure("could not read $outfile"); # Unlinking should happen automatically, thanks to File::Temp, # but it does not work here, probably because of the way writefile() # and Locale::Po4a::write() work. unlink $infile, $outfile; return $content; } # returns a SuccessReason or FailReason object sub isvalidpo ($) { my $content = shift; # NB: we don't use po_to_markup here, since Po4a parser does # not mind invalid PO content $content = '' unless defined $content; $content = decode_utf8(encode_utf8($content)); # There are incompatibilities between some File::Temp versions # (including 0.18, bundled with Lenny's perl-modules package) # and others (e.g. 0.20, previously present in the archive as # a standalone package): under certain circumstances, some # return a relative filename, whereas others return an absolute one; # we here use this module in a way that is at least compatible # with 0.18 and 0.20. Beware, hit'n'run refactorers! my $infile = new File::Temp(TEMPLATE => "ikiwiki-po-isvalidpo.XXXXXXXXXX", DIR => File::Spec->tmpdir, UNLINK => 1)->filename; sub failure ($) { my $msg = '[po/isvalidpo] ' . shift; unlink $infile; return IkiWiki::FailReason->new("$msg"); } writefile(basename($infile), File::Spec->tmpdir, $content) or return failure("failed to write $infile"); my $res = (system("msgfmt", "--check", $infile) == 0); # Unlinking should happen automatically, thanks to File::Temp, # but it does not work here, probably because of the way writefile() # and Locale::Po4a::write() work. unlink $infile; if ($res) { return IkiWiki::SuccessReason->new("valid gettext data"); } return IkiWiki::FailReason->new("invalid gettext data"); } # ,---- # | PageSpec's # `---- 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"); } } sub match_lang ($$;@) { my $page=shift; my $wanted=shift; my $regexp=IkiWiki::glob2re($wanted); my $lang=IkiWiki::Plugin::po::lang($page); if ($lang!~/^$regexp$/i) { return IkiWiki::FailReason->new("file language is $lang, not $wanted"); } else { return IkiWiki::SuccessReason->new("file language is $wanted"); } } sub match_currentlang ($$;@) { my $page=shift; shift; my %params=@_; return IkiWiki::FailReason->new("no location provided") unless exists $params{location}; my $currentlang=IkiWiki::Plugin::po::lang($params{location}); my $lang=IkiWiki::Plugin::po::lang($page); if ($lang eq $currentlang) { return IkiWiki::SuccessReason->new("file language is the same as current one, i.e. $currentlang"); } else { return IkiWiki::FailReason->new("file language is $lang, whereas current language is $currentlang"); } } 1