112 lines
2.8 KiB
Perl
112 lines
2.8 KiB
Perl
#!/usr/bin/perl
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package IkiWiki::Receive;
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use warnings;
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use strict;
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use IkiWiki;
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sub getuser () { #{{{
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# CALLER_UID is set by the suid wrapper, to the original uid
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my $user=(getpwuid(exists $ENV{CALLER_UID} ? $ENV{CALLER_UID} : $<))[0];
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if (! defined $user) {
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error("cannot determine username for $<");
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}
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return $user;
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} #}}}
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sub trusted () { #{{{
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my $user=getuser();
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return ! ref $config{untrusted_committers} ||
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! grep { $_ eq $user } @{$config{untrusted_committers}};
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} #}}}
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sub test () { #{{{
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exit 0 if trusted();
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IkiWiki::lockwiki();
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IkiWiki::loadindex();
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# Dummy up a cgi environment to use when calling check_canedit
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# and friends.
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eval q{use CGI};
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error($@) if $@;
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my $cgi=CGI->new;
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$ENV{REMOTE_ADDR}='unknown' unless exists $ENV{REMOTE_ADDR};
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# And dummy up a session object.
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require IkiWiki::CGI;
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my $session=IkiWiki::cgi_getsession($cgi);
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$session->param("name", getuser());
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# Make sure whatever user was authed is in the
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# userinfo db.
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require IkiWiki::UserInfo;
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if (! IkiWiki::userinfo_get($session->param("name"), "regdate")) {
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IkiWiki::userinfo_setall($session->param("name"), {
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email => "",
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password => "",
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regdate => time,
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}) || error("failed adding user");
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}
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my %newfiles;
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foreach my $change (IkiWiki::rcs_receive()) {
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# This untaint is safe because we check file_pruned and
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# wiki_file_regexp.
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my ($file)=$change->{file}=~/$config{wiki_file_regexp}/;
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$file=IkiWiki::possibly_foolish_untaint($file);
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if (! defined $file || ! length $file ||
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IkiWiki::file_pruned($file, $config{srcdir})) {
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error(gettext("bad file name %s"), $file);
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}
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my $type=pagetype($file);
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my $page=pagename($file) if defined $type;
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if ($change->{action} eq 'add') {
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$newfiles{$file}=1;
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}
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if ($change->{action} eq 'change' ||
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$change->{action} eq 'add') {
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if (defined $page) {
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if (IkiWiki->can("check_canedit")) {
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IkiWiki::check_canedit($page, $cgi, $session);
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next;
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}
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}
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else {
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if (IkiWiki::Plugin::attachment->can("check_canattach")) {
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IkiWiki::Plugin::attachment::check_canattach($session, $file, $change->{path});
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next;
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}
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}
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}
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elsif ($change->{action} eq 'remove') {
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# check_canremove tests to see if the file is present
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# on disk. This will fail is a single commit adds a
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# file and then removes it again. Avoid the problem
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# by not testing the removal in such pairs of changes.
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# (The add is still tested, just to make sure that
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# no data is added to the repo that a web edit
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# could add.)
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next if $newfiles{$file};
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if (IkiWiki::Plugin::remove->can("check_canremove")) {
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IkiWiki::Plugin::remove::check_canremove(defined $page ? $page : $file, $cgi, $session);
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next;
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}
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}
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else {
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error "unknown action ".$change->{action};
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}
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error sprintf(gettext("you are not allowed to change %s"), $file);
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}
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exit 0;
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} #}}}
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1
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