#!/usr/bin/perl # .po as a wiki page type # Licensed under GPL v2 or greater # Copyright (C) 2008-2009 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 3.00; use Encode; eval q{use Locale::Po4a::Common qw(nowrapi18n !/.*/)}; if ($@) { print STDERR gettext("warning: Old po4a detected! Recommend upgrade to 0.35.")."\n"; eval q{use Locale::Po4a::Common qw(!/.*/)}; die $@ if $@; } 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 => "rename", id => "po", call => \&renamepages, first => 1); hook(type => "delete", id => "po", call => \&mydelete); hook(type => "change", id => "po", call => \&change); hook(type => "checkcontent", id => "po", call => \&checkcontent); hook(type => "canremove", id => "po", call => \&canremove); hook(type => "canrename", id => "po", call => \&canrename); hook(type => "editcontent", id => "po", call => \&editcontent); 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); $origsubs{'rootpage'}=\&IkiWiki::rootpage; inject(name => "IkiWiki::rootpage", call => \&myrootpage); } # ,---- # | Table of contents # `---- # 1. Hooks # 2. Injected functions # 3. Blackboxes for private data # 4. Helper functions # 5. PageSpecs # ,---- # | Hooks # `---- sub getsetup () { return plugin => { safe => 0, rebuild => 1, # format plugin section => "format", }, 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' => 'Español', 'de' => 'Deutsch' }, description => "slave languages (PO files)", safe => 1, rebuild => 1, }, po_translatable_pages => { type => "pagespec", example => "* and !*/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, }, } 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')); } } 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}}); 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}) { $config{po_link_to}='default'; } elsif ($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})); $config{po_link_to}='default'; } elsif ($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')); $config{po_link_to}='default'; } push @{$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") if -d "$config{underlaydirbase}/locale/$config{po_master_language}{code}/$underlay"; } } } 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}; if (istranslation($page)) { foreach my $destpage (@{$links{$page}}) { if (istranslatable($destpage)) { # 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); 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)}); } if ($config{discussion} && istranslation($page)) { if ($page !~ /.*\/\Q$config{discussionpage}\E$/i && (length $config{cgiurl} || exists $links{$masterpage."/".lc($config{discussionpage})})) { $template->param('discussionlink' => htmllink( $page, $destpage, $masterpage . '/' . $config{discussionpage}, noimageinline => 1, forcesubpage => 0, linktext => $config{discussionpage}, )); } } # Remove broken parentlink to ./index.html on home page's translations. # It works because this hook has the "last" parameter set, to ensure it # runs after parentlinks' own pagetemplate hook. if ($template->param('parentlinks') && istranslation($page) && $masterpage eq "index") { $template->param('parentlinks' => []); } if (ishomepage($page) && $template->query(name => "title")) { $template->param(title => $config{wikiname}); } } # Add the renamed page translations to the list of to-be-renamed pages. sub renamepages (@) { my %params = @_; my %torename = %{$params{torename}}; my $session = $params{session}; # Save the page(s) the user asked to rename, so that our # canrename hook can tell the difference between: # - a translation being renamed as a consequence of its master page # being renamed # - a user trying to directly rename a translation # This is why this hook has to be run first, before the list of pages # to rename is modified by other plugins. my @orig_torename; @orig_torename=@{$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); 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 (@) { my @deleted=@_; map { deletetranslations($_) } grep istranslatablefile($_), @deleted; } sub change (@) { my @rendered=@_; # All meta titles are first extracted at scan time, i.e. before we turn # PO files back into translated markdown; escaping of double-quotes in # PO files breaks the meta plugin's parsing enough to save ugly titles # to %pagestate at this time. # # 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. # # On the one hand, such a corner case only happens on rebuild: on # refresh, every rendered page is fixed to contain correct meta titles. # On the other hand, it can take some time to get every page fixed. # We therefore re-render every rendered page after a rebuild to fix them # at once. As this more or less doubles the time needed to rebuild the # wiki, we do so only when really needed. if (@rendered && exists $config{rebuild} && defined $config{rebuild} && $config{rebuild} && UNIVERSAL::can("IkiWiki::Plugin::meta", "getsetup") && exists $config{meta_overrides_page_title} && defined $config{meta_overrides_page_title} && $config{meta_overrides_page_title}) { debug(sprintf(gettext("rebuilding all pages to fix meta titles"))); resetalreadyfiltered(); require IkiWiki::Render; foreach my $file (@rendered) { IkiWiki::render($file, sprintf(gettext("building %s"), $file)); } } my $updated_po_files=0; # Refresh/create POT and PO files as needed. 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 # the source 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; 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 { s/^\Q$config{srcdir}\E\/*//; IkiWiki::rcs_add($_) } @pofiles if $config{rcs}; $updated_po_files=1; } } if ($updated_po_files) { commit_and_refresh( gettext("updated PO files"), "IkiWiki::Plugin::po::change"); } } sub checkcontent (@) { my %params=@_; if (istranslation($params{page})) { my $res = isvalidpo($params{content}); if ($res) { return undef; } else { return "$res"; } } return undef; } sub canremove (@) { my %params = @_; 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 %params = @_; my $session = $params{session}; if (istranslation($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 (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; } # 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}; } sub formbuilder_setup (@) { my %params=@_; my $form=$params{form}; my $q=$params{cgi}; return unless defined $form->field("do"); if ($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}); $form->tmpl_param(message => $template->output); } elsif ($form->field("do") eq "edit") { # Remove the rename/remove buttons on slave pages. # This has to be done after the rename/remove plugins have added # their buttons, which is why this hook must be run last. # The canrename/canremove hooks already ensure this is forbidden # at the backend level, so this is only UI sugar. if (istranslation($form->field("page"))) { map { for (my $i = 0; $i < @{$params{buttons}}; $i++) { if (@{$params{buttons}}[$i] eq $_) { delete @{$params{buttons}}[$i]; last; } } } qw(Rename Remove); } } } sub formbuilder (@) { my %params=@_; my $form=$params{form}; my $q=$params{cgi}; return unless defined $form->field("do"); # Do not allow to create pages of type po: they are automatically created. # The main reason to do so is to bypass the "favor the type of linking page # on page creation" logic, which is unsuitable when a broken link is clicked # on a slave (PO) page. # This cannot be done in the formbuilder_setup hook as the list of types is # computed later. if ($form->field("do") eq "create") { foreach my $field ($form->field) { next unless "$field" eq "type"; 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) ; } } } } # ,---- # | Injected functions # `---- # Implement po_link_to 'current' and 'negotiated' settings. sub mybestlink ($$) { my $page=shift; my $link=shift; return $origsubs{'bestlink'}->($page, $link) if $config{po_link_to} eq "default"; my $res=$origsubs{'bestlink'}->(masterpage($page), $link); my @caller = caller(1); if (length $res && istranslatable($res) && istranslation($page) && !(exists $caller[3] && defined $caller[3] && ($caller[3] eq "IkiWiki::PageSpec::match_link"))) { return $res . "." . lang($page); } return $res; } sub mybeautify_urlpath ($) { my $url=shift; my $res=$origsubs{'beautify_urlpath'}->($url); if ($config{po_link_to} eq "negotiated") { $res =~ s!/\Qindex.$config{po_master_language}{code}.$config{htmlext}\E$!/!; $res =~ s!/\Qindex.$config{htmlext}\E$!/!; map { $res =~ s!/\Qindex.$_.$config{htmlext}\E$!/!; } (keys %{$config{po_slave_languages}}); } return $res; } sub mytargetpage ($$) { 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 ($$;$) { my $to=shift; my $from=shift; my $absolute=shift; # workaround hard-coded /index.$config{htmlext} in IkiWiki::urlto() if (! length $to && $config{po_link_to} eq "current" && istranslatable('index')) { return IkiWiki::beautify_urlpath(IkiWiki::baseurl($from) . "index." . lang($from) . ".$config{htmlext}"); } # avoid using our injected beautify_urlpath if run by cgi_editpage, # so that one is redirected to the just-edited page rather than to the # negociated translation; to prevent unnecessary fiddling with caller/inject, # we only do so when our beautify_urlpath would actually do what we want to # avoid, i.e. when po_link_to = negotiated. # also avoid doing so when run by cgi_goto, so that the links on recentchanges # page actually lead to the exact page they pretend to. if ($config{po_link_to} eq "negotiated") { my @caller = caller(1); my $use_orig = 0; $use_orig = 1 if (exists $caller[3] && defined $caller[3] && ($caller[3] eq "IkiWiki::cgi_editpage" || $caller[3] eq "IkiWiki::Plugin::goto::cgi_goto") ); inject(name => "IkiWiki::beautify_urlpath", call => $origsubs{'beautify_urlpath'}) if $use_orig; my $res = $origsubs{'urlto'}->($to,$from,$absolute); inject(name => "IkiWiki::beautify_urlpath", call => \&mybeautify_urlpath) if $use_orig; return $res; } else { return $origsubs{'urlto'}->($to,$from,$absolute) } } sub mycgiurl (@) { my %params=@_; # slave pages have no subpages if (istranslation($params{'from'})) { $params{'from'} = masterpage($params{'from'}); } return $origsubs{'cgiurl'}->(%params); } sub myrootpage (@) { my %params=@_; my $rootpage; if (exists $params{rootpage}) { $rootpage=$origsubs{'bestlink'}->($params{page}, $params{rootpage}); if (!length $rootpage) { $rootpage=$params{rootpage}; } } else { $rootpage=masterpage($params{page}); } return $rootpage; } # ,---- # | Blackboxes for private data # `---- { my %filtered; sub alreadyfiltered($$) { 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; my $type=pagetype($file); return 0 if ! defined $type || $type 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; $page='' unless defined $page && length $page; 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); if (! -e $potfile) { error("po(refreshpofiles) ".sprintf(gettext("POT file (%s) does not exist"), $potfile)); } foreach my $pofile (@pofiles) { IkiWiki::prep_writefile(basename($pofile),dirname($pofile)); if (! -e $pofile) { # If the po file exists in an underlay, copy it # from there. my ($pobase)=$pofile=~/^\Q$config{srcdir}\E\/?(.*)$/; foreach my $dir (@{$config{underlaydirs}}) { if (-e "$dir/$pobase") { File::Copy::syscopy("$dir/$pobase",$pofile) or error("po(refreshpofiles) ". sprintf(gettext("failed to copy underlay PO file to %s"), $pofile)); } } } if (-e $pofile) { system("msgmerge", "--previous", "-q", "-U", "--backup=none", $pofile, $potfile) == 0 or error("po(refreshpofiles) ". sprintf(gettext("failed to update %s"), $pofile)); } else { File::Copy::syscopy($potfile,$pofile) or error("po(refreshpofiles) ". sprintf(gettext("failed to copy the POT file to %s"), $pofile)); } } } sub buildtranslationscache() { # use istranslation's side-effect map istranslation($_), (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) ". sprintf(gettext("failed to translate %s"), $page)); my ($percent,$hit,$queries) = $doc->stats(); $percent =~ s/\.[0-9]+$//; 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, }; } elsif (istranslation($otherpage)) { 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 ishomepage ($) { my $page = shift; return 1 if $page eq 'index'; map { return 1 if $page eq 'index.'.$_ } keys %{$config{po_slave_languages}}; return undef; } 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 (@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(); } sub po_to_markup ($$) { my ($page, $content) = (shift, 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; my $fail = sub ($) { my $msg = "po(po_to_markup) - $page : " . shift; error($msg, sub { unlink $infile, $outfile}); }; writefile(basename($infile), File::Spec->tmpdir, $content) 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); $doc->process( 'po_in_name' => [ $infile ], 'file_in_name' => [ $masterfile ], '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); # 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; my $fail = sub ($) { my $msg = '[po/isvalidpo] ' . shift; unlink $infile; return IkiWiki::FailReason->new("$msg"); }; writefile(basename($infile), File::Spec->tmpdir, $content) or return $fail->(sprintf(gettext("failed to write %s"), $infile)); my $res = (system("msgfmt", "--check", $infile, "-o", "/dev/null") == 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(gettext("invalid gettext data, go back ". "to previous page to continue edit")); } # ,---- # | PageSpecs # `---- package IkiWiki::PageSpec; 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