585 lines
14 KiB
Perl
585 lines
14 KiB
Perl
#!/usr/bin/perl
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package IkiWiki::Plugin::rename;
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use warnings;
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use strict;
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use IkiWiki 3.00;
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sub import {
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hook(type => "getsetup", id => "rename", call => \&getsetup);
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hook(type => "formbuilder_setup", id => "rename", call => \&formbuilder_setup);
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hook(type => "formbuilder", id => "rename", call => \&formbuilder);
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hook(type => "sessioncgi", id => "rename", call => \&sessioncgi);
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hook(type => "rename", id => "rename", call => \&rename_subpages);
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}
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sub getsetup () {
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return
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plugin => {
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safe => 1,
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rebuild => 0,
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},
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}
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sub check_canrename ($$$$$$) {
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my $src=shift;
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my $srcfile=shift;
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my $dest=shift;
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my $destfile=shift;
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my $q=shift;
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my $session=shift;
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my $attachment=! defined pagetype($pagesources{$src});
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# Must be a known source file.
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if (! exists $pagesources{$src}) {
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error(sprintf(gettext("%s does not exist"),
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htmllink("", "", $src, noimageinline => 1)));
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}
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# Must exist on disk, and be a regular file.
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if (! -e "$config{srcdir}/$srcfile") {
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error(sprintf(gettext("%s is not in the srcdir, so it cannot be renamed"), $srcfile));
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}
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elsif (-l "$config{srcdir}/$srcfile" && ! -f _) {
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error(sprintf(gettext("%s is not a file"), $srcfile));
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}
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# Must be editable.
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IkiWiki::check_canedit($src, $q, $session);
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if ($attachment) {
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if (IkiWiki::Plugin::attachment->can("check_canattach")) {
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IkiWiki::Plugin::attachment::check_canattach($session, $src, $srcfile);
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}
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else {
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error("renaming of attachments is not allowed");
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}
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}
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# Dest checks can be omitted by passing undef.
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if (defined $dest) {
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if ($srcfile eq $destfile) {
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error(gettext("no change to the file name was specified"));
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}
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# Must be a legal filename, and not absolute.
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if (IkiWiki::file_pruned($destfile, $config{srcdir}) ||
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$destfile=~/^\//) {
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error(sprintf(gettext("illegal name")));
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}
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# Must not be a known source file.
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if ($src ne $dest && exists $pagesources{$dest}) {
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error(sprintf(gettext("%s already exists"),
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htmllink("", "", $dest, noimageinline => 1)));
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}
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# Must not exist on disk already.
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if (-l "$config{srcdir}/$destfile" || -e _) {
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error(sprintf(gettext("%s already exists on disk"), $destfile));
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}
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# Must be editable.
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IkiWiki::check_canedit($dest, $q, $session);
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if ($attachment) {
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# Note that $srcfile is used here, not $destfile,
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# because it wants the current file, to check it.
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IkiWiki::Plugin::attachment::check_canattach($session, $dest, $srcfile);
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}
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}
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my $canrename;
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IkiWiki::run_hooks(canrename => sub {
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return if defined $canrename;
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my $ret=shift->(cgi => $q, session => $session,
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src => $src, srcfile => $srcfile,
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dest => $dest, destfile => $destfile);
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if (defined $ret) {
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if ($ret eq "") {
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$canrename=1;
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}
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elsif (ref $ret eq 'CODE') {
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$ret->();
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$canrename=0;
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}
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elsif (defined $ret) {
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error($ret);
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$canrename=0;
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}
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}
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});
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}
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sub rename_form ($$$) {
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my $q=shift;
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my $session=shift;
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my $page=shift;
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eval q{use CGI::FormBuilder};
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error($@) if $@;
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my $f = CGI::FormBuilder->new(
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name => "rename",
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title => sprintf(gettext("rename %s"), pagetitle($page)),
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header => 0,
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charset => "utf-8",
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method => 'POST',
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javascript => 0,
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params => $q,
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action => $config{cgiurl},
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stylesheet => IkiWiki::baseurl()."style.css",
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fields => [qw{do page new_name attachment}],
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);
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$f->field(name => "do", type => "hidden", value => "rename", force => 1);
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$f->field(name => "page", type => "hidden", value => $page, force => 1);
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$f->field(name => "new_name", value => pagetitle($page, 1), size => 60);
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if (!$q->param("attachment")) {
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# insert the standard extensions
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my @page_types;
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if (exists $IkiWiki::hooks{htmlize}) {
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foreach my $key (grep { !/^_/ } keys %{$IkiWiki::hooks{htmlize}}) {
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push @page_types, [$key, $IkiWiki::hooks{htmlize}{$key}{longname} || $key];
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}
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}
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@page_types=sort @page_types;
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# make sure the current extension is in the list
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my ($ext) = $pagesources{$page}=~/\.([^.]+)$/;
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if (! $IkiWiki::hooks{htmlize}{$ext}) {
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unshift(@page_types, [$ext, $ext]);
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}
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$f->field(name => "type", type => 'select',
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options => \@page_types,
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value => $ext, force => 1);
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foreach my $p (keys %pagesources) {
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if ($pagesources{$p}=~m/^\Q$page\E\//) {
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$f->field(name => "subpages",
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label => "",
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type => "checkbox",
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options => [ [ 1 => gettext("Also rename SubPages and attachments") ] ],
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value => 1,
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force => 1);
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last;
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}
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}
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}
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$f->field(name => "attachment", type => "hidden");
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return $f, ["Rename", "Cancel"];
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}
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sub rename_start ($$$$) {
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my $q=shift;
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my $session=shift;
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my $attachment=shift;
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my $page=shift;
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check_canrename($page, $pagesources{$page}, undef, undef,
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$q, $session);
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# Save current form state to allow returning to it later
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# without losing any edits.
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# (But don't save what button was submitted, to avoid
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# looping back to here.)
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# Note: "_submit" is CGI::FormBuilder internals.
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$q->param(-name => "_submit", -value => "");
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$session->param(postrename => scalar $q->Vars);
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IkiWiki::cgi_savesession($session);
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if (defined $attachment) {
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$q->param(-name => "attachment", -value => $attachment);
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}
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my ($f, $buttons)=rename_form($q, $session, $page);
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IkiWiki::showform($f, $buttons, $session, $q);
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exit 0;
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}
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sub postrename ($;$$$) {
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my $session=shift;
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my $src=shift;
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my $dest=shift;
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my $attachment=shift;
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# Load saved form state and return to edit page.
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my $postrename=CGI->new($session->param("postrename"));
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$session->clear("postrename");
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IkiWiki::cgi_savesession($session);
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if (defined $dest) {
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if (! $attachment) {
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# They renamed the page they were editing. This requires
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# fixups to the edit form state.
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# Tweak the edit form to be editing the new page.
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$postrename->param("page", $dest);
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}
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# Update edit form content to fix any links present
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# on it.
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$postrename->param("editcontent",
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renamepage_hook($dest, $src, $dest,
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$postrename->param("editcontent")));
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# Get a new edit token; old was likely invalidated.
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$postrename->param("rcsinfo",
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IkiWiki::rcs_prepedit($pagesources{$dest}));
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}
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IkiWiki::cgi_editpage($postrename, $session);
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}
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sub formbuilder (@) {
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my %params=@_;
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my $form=$params{form};
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if (defined $form->field("do") && ($form->field("do") eq "edit" ||
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$form->field("do") eq "create")) {
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my $q=$params{cgi};
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my $session=$params{session};
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if ($form->submitted eq "Rename" && $form->field("do") eq "edit") {
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rename_start($q, $session, 0, $form->field("page"));
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}
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elsif ($form->submitted eq "Rename Attachment") {
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my @selected=$q->param("attachment_select");
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if (@selected > 1) {
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error(gettext("Only one attachment can be renamed at a time."));
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}
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elsif (! @selected) {
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error(gettext("Please select the attachment to rename."))
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}
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rename_start($q, $session, 1, $selected[0]);
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}
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}
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}
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my $renamesummary;
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sub formbuilder_setup (@) {
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my %params=@_;
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my $form=$params{form};
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my $q=$params{cgi};
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if (defined $form->field("do") && ($form->field("do") eq "edit" ||
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$form->field("do") eq "create")) {
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# Rename button for the page, and also for attachments.
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push @{$params{buttons}}, "Rename" if $form->field("do") eq "edit";
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$form->tmpl_param("field-rename" => '<input name="_submit" type="submit" value="Rename Attachment" />');
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if (defined $renamesummary) {
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$form->tmpl_param(message => $renamesummary);
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}
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}
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}
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sub sessioncgi ($$) {
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my $q=shift;
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if ($q->param("do") eq 'rename') {
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my $session=shift;
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my ($form, $buttons)=rename_form($q, $session, $q->param("page"));
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IkiWiki::decode_form_utf8($form);
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if ($form->submitted eq 'Cancel') {
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postrename($session);
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}
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elsif ($form->submitted eq 'Rename' && $form->validate) {
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# Queue of rename actions to perfom.
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my @torename;
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# These untaints are safe because of the checks
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# performed in check_canrename later.
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my $src=$q->param("page");
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my $srcfile=IkiWiki::possibly_foolish_untaint($pagesources{$src});
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my $dest=IkiWiki::possibly_foolish_untaint(titlepage($q->param("new_name")));
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my $destfile=$dest;
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if (! $q->param("attachment")) {
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my $type=$q->param('type');
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if (defined $type && length $type && $IkiWiki::hooks{htmlize}{$type}) {
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$type=IkiWiki::possibly_foolish_untaint($type);
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}
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else {
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my ($ext)=$srcfile=~/\.([^.]+)$/;
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$type=$ext;
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}
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$destfile=newpagefile($dest, $type);
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}
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push @torename, {
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src => $src,
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srcfile => $srcfile,
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dest => $dest,
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destfile => $destfile,
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required => 1,
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};
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@torename=rename_hook(
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torename => \@torename,
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done => {},
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cgi => $q,
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session => $session,
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);
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require IkiWiki::Render;
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IkiWiki::disable_commit_hook() if $config{rcs};
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my %origpagesources=%pagesources;
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# First file renaming.
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foreach my $rename (@torename) {
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if ($rename->{required}) {
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do_rename($rename, $q, $session);
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}
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else {
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eval {do_rename($rename, $q, $session)};
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if ($@) {
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$rename->{error}=$@;
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next;
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}
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}
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# Temporarily tweak pagesources to point to
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# the renamed file, in case fixlinks needs
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# to edit it.
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$pagesources{$rename->{src}}=$rename->{destfile};
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}
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IkiWiki::rcs_commit_staged(
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sprintf(gettext("rename %s to %s"), $srcfile, $destfile),
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$session->param("name"), $ENV{REMOTE_ADDR}) if $config{rcs};
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# Then link fixups.
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foreach my $rename (@torename) {
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next if $rename->{src} eq $rename->{dest};
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next if $rename->{error};
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foreach my $p (fixlinks($rename, $session)) {
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# map old page names to new
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foreach my $r (@torename) {
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next if $rename->{error};
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if ($r->{src} eq $p) {
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$p=$r->{dest};
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last;
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}
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}
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push @{$rename->{fixedlinks}}, $p;
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}
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}
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# Then refresh.
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%pagesources=%origpagesources;
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if ($config{rcs}) {
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IkiWiki::enable_commit_hook();
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IkiWiki::rcs_update();
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}
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IkiWiki::refresh();
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IkiWiki::saveindex();
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# Find pages with remaining, broken links.
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foreach my $rename (@torename) {
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next if $rename->{src} eq $rename->{dest};
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foreach my $page (keys %links) {
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my $broken=0;
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foreach my $link (@{$links{$page}}) {
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my $bestlink=bestlink($page, $link);
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if ($bestlink eq $rename->{src}) {
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push @{$rename->{brokenlinks}}, $page;
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last;
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}
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}
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}
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}
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# Generate a summary, that will be shown at the top
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# of the edit template.
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$renamesummary="";
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foreach my $rename (@torename) {
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my $template=template("renamesummary.tmpl");
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$template->param(src => $rename->{srcfile});
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$template->param(dest => $rename->{destfile});
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$template->param(error => $rename->{error});
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if ($rename->{src} ne $rename->{dest}) {
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$template->param(brokenlinks_checked => 1);
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$template->param(brokenlinks => linklist($rename->{dest}, $rename->{brokenlinks}));
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$template->param(fixedlinks => linklist($rename->{dest}, $rename->{fixedlinks}));
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}
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$renamesummary.=$template->output;
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}
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postrename($session, $src, $dest, $q->param("attachment"));
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}
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else {
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IkiWiki::showform($form, $buttons, $session, $q);
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}
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exit 0;
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}
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}
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# Add subpages to the list of pages to be renamed, if needed.
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sub rename_subpages (@) {
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my %params = @_;
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my %torename = %{$params{torename}};
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my $q = $params{cgi};
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my $src = $torename{src};
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my $srcfile = $torename{src};
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my $dest = $torename{dest};
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my $destfile = $torename{dest};
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return () unless ($q->param("subpages") && $src ne $dest);
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my @ret;
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foreach my $p (keys %pagesources) {
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next unless $pagesources{$p}=~m/^\Q$src\E\//;
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# If indexpages is enabled, the srcfile should not be confused
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# with a subpage.
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next if $pagesources{$p} eq $srcfile;
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my $d=$pagesources{$p};
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$d=~s/^\Q$src\E\//$dest\//;
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push @ret, {
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src => $p,
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srcfile => $pagesources{$p},
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dest => pagename($d),
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destfile => $d,
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required => 0,
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};
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}
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return @ret;
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}
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sub linklist {
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# generates a list of links in a form suitable for FormBuilder
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my $dest=shift;
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my $list=shift;
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# converts a list of pages into a list of links
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# in a form suitable for FormBuilder.
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[map {
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{
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page => htmllink($dest, $dest, $_,
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noimageinline => 1,
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linktext => pagetitle($_),
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)
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}
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} @{$list}]
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}
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sub renamepage_hook ($$$$) {
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my ($page, $src, $dest, $content)=@_;
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IkiWiki::run_hooks(renamepage => sub {
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$content=shift->(
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page => $page,
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oldpage => $src,
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newpage => $dest,
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content => $content,
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);
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});
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return $content;
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}
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sub rename_hook {
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my %params = @_;
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my @torename=@{$params{torename}};
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my %done=%{$params{done}};
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my $q=$params{cgi};
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my $session=$params{session};
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return () unless @torename;
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my @nextset;
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foreach my $torename (@torename) {
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unless (exists $done{$torename->{src}} && $done{$torename->{src}}) {
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IkiWiki::run_hooks(rename => sub {
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push @nextset, shift->(
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torename => $torename,
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cgi => $q,
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session => $session,
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);
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});
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$done{$torename->{src}}=1;
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}
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}
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push @torename, rename_hook(
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torename => \@nextset,
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done => \%done,
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cgi => $q,
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session => $session,
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);
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# dedup
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my %seen;
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return grep { ! $seen{$_->{src}}++ } @torename;
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}
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sub do_rename ($$$) {
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my $rename=shift;
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my $q=shift;
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my $session=shift;
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# First, check if this rename is allowed.
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check_canrename($rename->{src},
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$rename->{srcfile},
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$rename->{dest},
|
|
$rename->{destfile},
|
|
$q, $session);
|
|
|
|
# Ensure that the dest directory exists and is ok.
|
|
IkiWiki::prep_writefile($rename->{destfile}, $config{srcdir});
|
|
|
|
if ($config{rcs}) {
|
|
IkiWiki::rcs_rename($rename->{srcfile}, $rename->{destfile});
|
|
}
|
|
else {
|
|
if (! rename($config{srcdir}."/".$rename->{srcfile},
|
|
$config{srcdir}."/".$rename->{destfile})) {
|
|
error("rename: $!");
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
sub fixlinks ($$$) {
|
|
my $rename=shift;
|
|
my $session=shift;
|
|
|
|
my @fixedlinks;
|
|
|
|
foreach my $page (keys %links) {
|
|
my $needfix=0;
|
|
foreach my $link (@{$links{$page}}) {
|
|
my $bestlink=bestlink($page, $link);
|
|
if ($bestlink eq $rename->{src}) {
|
|
$needfix=1;
|
|
last;
|
|
}
|
|
}
|
|
if ($needfix) {
|
|
my $file=$pagesources{$page};
|
|
my $oldcontent=readfile($config{srcdir}."/".$file);
|
|
my $content=renamepage_hook($page, $rename->{src}, $rename->{dest}, $oldcontent);
|
|
if ($oldcontent ne $content) {
|
|
my $token=IkiWiki::rcs_prepedit($file);
|
|
eval { writefile($file, $config{srcdir}, $content) };
|
|
next if $@;
|
|
my $conflict=IkiWiki::rcs_commit(
|
|
$file,
|
|
sprintf(gettext("update for rename of %s to %s"), $rename->{srcfile}, $rename->{destfile}),
|
|
$token,
|
|
$session->param("name"),
|
|
$ENV{REMOTE_ADDR}
|
|
);
|
|
push @fixedlinks, $page if ! defined $conflict;
|
|
}
|
|
}
|
|
}
|
|
|
|
return @fixedlinks;
|
|
}
|
|
|
|
1
|