#!/usr/bin/perl
# .po as a wiki page type
# Licensed under GPL v2 or greater
-# Copyright (C) 2008 intrigeri <intrigeri@boum.org>
+# Copyright (C) 2008-2009 intrigeri <intrigeri@boum.org>
# 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 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::Chooser;
use Locale::Po4a::Po;
use File::Basename;
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);
+ 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);
+ 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);
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);
}
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));
+ 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"));
+ error(gettext("At least one slave language must be defined ".
+ "in po_slave_languages when using the po plugin"));
}
map {
islanguagecode($_)
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}));
+ 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}) {
my $page = $params{page};
my $destpage = $params{destpage};
- my $content = decode_utf8(encode_utf8($params{content}));
-
- return $content if ( ! istranslation($page)
- || alreadyfiltered($page, $destpage) );
-
- # 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 $outfile = new File::Temp(TEMPLATE => "ikiwiki-po-filter-out.XXXXXXXXXX",
- DIR => File::Spec->tmpdir,
- UNLINK => 1)->filename;
-
- writefile(basename($infile), File::Spec->tmpdir, $content);
-
- 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' => [ $masterfile ],
- 'file_in_charset' => 'utf-8',
- 'file_out_charset' => 'utf-8',
- ) or error("[po/filter:$page]: failed to translate");
- $doc->write($outfile) or error("[po/filter:$page] could not write $outfile");
- $content = readfile($outfile) or error("[po/filter:$page] 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, $outfile;
-
- setalreadyfiltered($page, $destpage);
+ my $content = $params{content};
+ if (istranslation($page) && ! alreadyfiltered($page, $destpage)) {
+ $content = po_to_markup($page, $content);
+ setalreadyfiltered($page, $destpage);
+ }
return $content;
}
}
# Add the renamed page translations to the list of to-be-renamed pages.
-sub renamepages() {
- my $torename=shift;
+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})};
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's passes on row 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 (scalar @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("re-rendering all pages to fix meta titles")));
+ resetalreadyfiltered();
+ require IkiWiki::Render;
+ foreach my $file (@rendered) {
+ debug(sprintf(gettext("rendering %s"), $file));
+ IkiWiki::render($file);
+ }
+ }
+
my $updated_po_files=0;
# Refresh/create POT and PO files as needed.
}
}
+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,".
+ return gettext("Can not remove a translation. Removing the master page, ".
"though, removes its translations as well.");
}
return undef;
}
-sub canrename ($$$) {
- my ($page, $cgi, $session) = (shift, shift, shift);
+sub canrename ($$@) {
+ my ($cgi, $session) = (shift, shift);
+ my %params = @_;
- if (istranslation($page)) {
- return gettext("Can not rename a translation. Renaming the master page,".
- "though, renames its translations as well.");
+ 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;
}
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") {
+ for my $field ($form->field) {
+ next unless "$field" eq "type";
+ if ($field->type eq 'select') {
+ # remove po from the list of types
+ my @types = grep { $_ ne 'po' } $field->options;
+ $field->options(\@types) if scalar @types;
+ }
+ else {
+ # make sure the default value is not po;
+ # does this case actually happen?
+ debug "po(formbuilder) ".gettext("type field is not select - not implemented yet");
+ }
+ }
+ }
+}
# ,----
# | Injected functions
my $res = $origsubs{'nicepagetitle'}->($page, $unescaped);
return $res unless istranslation($page);
return $res unless $config{po_translation_status_in_links};
- return $res.' ('.percenttranslated($page).' %)';
+ 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=@_;
+
+ # slave pages have no subpages
+ if (istranslation($params{'from'})) {
+ $params{'from'} = masterpage($params{'from'});
+ }
+ return $origsubs{'cgiurl'}->(%params);
}
# ,----
return 0 unless defined $file;
return 0 if (defined pagetype($file) && pagetype($file) 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), $config{po_translatable_pages});
return;
}
sub _istranslation ($) {
my $page=shift;
+ $page='' unless (defined $page && length $page);
my $hasleadingslash = ($page=~s#^/##);
my $file=$pagesources{$page};
return 0 unless (defined $file
my @pofiles=@_;
my $potfile=potfile($masterfile);
- error("[po/refreshpofiles] POT file ($potfile) does not exist") unless (-e $potfile);
+ (-e $potfile)
+ or 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) {
system("msgmerge", "-U", "--backup=none", $pofile, $potfile) == 0
- or error("[po/refreshpofiles:$pofile] failed to update");
+ or error("po(refreshpofiles) ".
+ sprintf(gettext("failed to update %s"),
+ $pofile));
}
else {
File::Copy::syscopy($potfile,$pofile)
- or error("[po/refreshpofiles:$pofile] failed to copy the POT file");
+ or error("po(refreshpofiles) ".
+ sprintf(gettext("failed to copy the POT file to %s"),
+ $pofile));
}
}
}
'file_in_name' => [ $masterfile ],
'file_in_charset' => 'utf-8',
'file_out_charset' => 'utf-8',
- ) or error("[po/percenttranslated:$page]: failed to translate");
+ ) or error("po(percenttranslated) ".
+ sprintf(gettext("failed to translate %s"), $page));
my ($percent,$hit,$queries) = $doc->stats();
+ $percent =~ s/\.[0-9]+$//;
return $percent;
}
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;
+
+ my $fail = sub ($) {
+ 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 $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)
+ or return $fail->(sprintf(gettext("failed to read %s"), $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("invalid gettext data, go back ".
+ "to previous page to go on with edit");
+}
+
# ,----
# | PageSpec's
# `----