add renamepage hooks

[git.ikiwiki.info.git] / IkiWiki / Plugin / attachment.pm

diff --git a/IkiWiki/Plugin/attachment.pm b/IkiWiki/Plugin/attachment.pm
index ef6d79a9c52a1db7006d223730a1636c6ab71bf6..e08aa36771b8bb927f9a8a5ba50189f545fae8bb 100644 (file)
--- a/IkiWiki/Plugin/attachment.pm
+++ b/IkiWiki/Plugin/attachment.pm
@@ -11,6 +11,40 @@ sub import { #{{{
        hook(type => "formbuilder", id => "attachment", call => \&formbuilder);
 } # }}}
 
+sub check_canattach ($$;$) {
+       my $session=shift;
+       my $dest=shift; # where it's going to be put, under the srcdir
+       my $file=shift; # the path to the attachment currently
+
+       # Don't allow an attachment to be uploaded with the same name as an
+       # existing page.
+       if (exists $pagesources{$dest} && $pagesources{$dest} ne $dest) {
+               error(sprintf(gettext("there is already a page named %s"), $dest));
+       }
+
+       # Use a special pagespec to test that the attachment is valid.
+       my $allowed=1;
+       foreach my $admin (@{$config{adminuser}}) {
+               my $allowed_attachments=IkiWiki::userinfo_get($admin, "allowed_attachments");
+               if (defined $allowed_attachments &&
+                   length $allowed_attachments) {
+                       $allowed=pagespec_match($dest,
+                               $allowed_attachments,
+                               file => $file,
+                               user => $session->param("name"),
+                               ip => $ENV{REMOTE_ADDR},
+                       );
+                       last if $allowed;
+               }
+       }
+       if (! $allowed) {
+               error(gettext("prohibited by allowed_attachments")." ($allowed)");
+       }
+       else {
+               return 1;
+       }
+}
+
 sub checkconfig () { #{{{
        $config{cgi_disable_uploads}=0;
 } #}}}
@@ -102,7 +136,7 @@ sub formbuilder (@) { #{{{
                        }
                }
 
-               $filename=IkiWiki::titlepage(
+               $filename=IkiWiki::linkpage(
                        IkiWiki::possibly_foolish_untaint(
                                attachment_location($form->field('page')).
                                IkiWiki::basename($filename)));
@@ -113,25 +147,8 @@ sub formbuilder (@) { #{{{
                # Check that the user is allowed to edit a page with the
                # name of the attachment.
                IkiWiki::check_canedit($filename, $q, $session, 1);
-               
-               # Use a special pagespec to test that the attachment is valid.
-               my $allowed=1;
-               foreach my $admin (@{$config{adminuser}}) {
-                       my $allowed_attachments=IkiWiki::userinfo_get($admin, "allowed_attachments");
-                       if (defined $allowed_attachments &&
-                           length $allowed_attachments) {
-                               $allowed=pagespec_match($filename,
-                                       $allowed_attachments,
-                                       file => $tempfile,
-                                       user => $session->param("name"),
-                                       ip => $ENV{REMOTE_ADDR},
-                               );
-                               last if $allowed;
-                       }
-               }
-               if (! $allowed) {
-                       error(gettext("attachment rejected")." ($allowed)");
-               }
+               # And that the attachment itself is acceptable.
+               check_canattach($session, $filename, $tempfile);
 
                # Needed for fast_file_copy and for rendering below.
                require IkiWiki::Render;
@@ -386,6 +403,9 @@ sub match_virusfree ($$;@) { #{{{
        waitpid $pid, 0;
        $SIG{PIPE}="DEFAULT";
        if ($sigpipe || $?) {
+               if (! length $reason) {
+                       $reason="virus checker $IkiWiki::config{virus_checker}; failed with no output";
+               }
                return IkiWiki::FailReason->new("file seems to contain a virus ($reason)");
        }
        else {
@@ -416,6 +436,9 @@ sub match_user ($$;@) { #{{{
        if (defined $params{user} && lc $params{user} eq lc $user) {
                return IkiWiki::SuccessReason->new("user is $user");
        }
+       elsif (! defined $params{user}) {
+               return IkiWiki::FailReason->new("not logged in");
+       }
        else {
                return IkiWiki::FailReason->new("user is $params{user}, not $user");
        }