some fit and finish fixes

diff --git a/IkiWiki/Plugin/attachment.pm b/IkiWiki/Plugin/attachment.pm
index 15c9a8c483a44f92e34f6952ef59d0ebd922fa4b..38c241350da24b844dfe9c67af23395e8f734892 100644 (file)
--- a/IkiWiki/Plugin/attachment.pm
+++ b/IkiWiki/Plugin/attachment.pm
@@ -15,46 +15,12 @@ sub checkconfig () { #{{{
        $config{cgi_disable_uploads}=0;
 } #}}}
 
-sub attachment_location ($) {
-       my $page=shift;
-       
-       # Put the attachment in a subdir of the page it's attached
-       # to, unless that page is an "index" page.
-       $page=~s/(^|\/)index//;
-       $page.="/" if length $page;
-       
-       return $page;
-}
-
-sub attachment_list ($) {
-       my $page=shift;
-       my $loc=attachment_location($page);
-
-       my @ret;
-       foreach my $f (values %pagesources) {
-               if (! defined IkiWiki::pagetype($f) &&
-                   $f=~m/^\Q$loc\E[^\/]+$/ &&
-                   -e "$config{srcdir}/$f") {
-                       push @ret, {
-                               "field-select" => '<input type="checkbox" name="attachment_select" value="'.$f.'">',
-                               link => htmllink($page, $page, $f, noimageinline => 1),
-                               size => humansize((stat(_))[7]),
-                               mtime => displaytime($IkiWiki::pagemtime{$f}),
-                       };
-               }
-       }
-
-       return @ret;
-}
-
 sub formbuilder_setup (@) { #{{{
        my %params=@_;
        my $form=$params{form};
 
        if ($form->field("do") eq "edit") {
                $form->field(name => 'attachment', type => 'file');
-               $form->tmpl_param("attachment_list" => [attachment_list($form->field('page'))]);
-
                # These buttons are not put in the usual place, so
                # is not added to the normal formbuilder button list.
                $form->tmpl_param("field-upload" => '<input name="_submit" type="submit" value="Upload Attachment" />');
@@ -91,14 +57,10 @@ sub formbuilder (@) { #{{{
 
        return if $form->field("do") ne "edit";
 
-       if ($form->submitted eq "Upload" || $form->submitted eq "Save Page") {
+       my $filename=$q->param('attachment');
+       if (defined $filename && length $filename &&
+            ($form->submitted eq "Upload Attachment" || $form->submitted eq "Save Page")) {
                my $session=$params{session};
-
-               my $filename=$q->param('attachment');
-               if (! defined $filename || ! length $filename) {
-                       # no file, so do nothing
-                       return;
-               }
                
                # This is an (apparently undocumented) way to get the name
                # of the temp file that CGI writes the upload to.
@@ -139,7 +101,11 @@ sub formbuilder (@) { #{{{
                # Try to use a fast rename; fall back to copying.
                IkiWiki::prep_writefile($filename, $config{srcdir});
                unlink($config{srcdir}."/".$filename);
-               if (! rename($tempfile, $config{srcdir}."/".$filename)) {
+               if (rename($tempfile, $config{srcdir}."/".$filename)) {
+                       # The temp file has tight permissions; loosen up.
+                       chmod(0666 & ~umask, $config{srcdir}."/".$filename);
+               }
+               else {
                        my $fh=$q->upload('attachment');
                        if (! defined $fh || ! ref $fh) {
                                error("failed to get filehandle");
@@ -172,8 +138,47 @@ sub formbuilder (@) { #{{{
                        value => $form->field('editcontent')."\n\n".$add,
                        force => 1);
        }
+       
+       # Generate the attachment list only after having added any new
+       # attachments.
+       $form->tmpl_param("attachment_list" => [attachment_list($form->field('page'))]);
 } # }}}
 
+sub attachment_location ($) {
+       my $page=shift;
+       
+       # Put the attachment in a subdir of the page it's attached
+       # to, unless that page is an "index" page.
+       $page=~s/(^|\/)index//;
+       $page.="/" if length $page;
+       
+       return $page;
+}
+
+sub attachment_list ($) {
+       my $page=shift;
+       my $loc=attachment_location($page);
+
+       my @ret;
+       foreach my $f (values %pagesources) {
+               if (! defined IkiWiki::pagetype($f) &&
+                   $f=~m/^\Q$loc\E[^\/]+$/ &&
+                   -e "$config{srcdir}/$f") {
+                       push @ret, {
+                               "field-select" => '<input type="checkbox" name="attachment_select" value="'.$f.'">',
+                               link => htmllink($page, $page, $f, noimageinline => 1),
+                               size => humansize((stat(_))[7]),
+                               mtime => displaytime($IkiWiki::pagemtime{$f}),
+                               mtime_raw => $IkiWiki::pagemtime{$f},
+                       };
+               }
+       }
+
+       # Sort newer attachments to the top of the list, so a newly-added
+       # attachment appears just before the form used to add it.
+       return sort { $b->{mtime_raw} <=> $a->{mtime_raw} || $a->{link} cmp $b->{link} } @ret;
+}
+
 my %units=(            # size in bytes
        B               => 1,
        byte            => 1,
@@ -215,7 +220,7 @@ sub parsesize ($) { #{{{
        my $base=$size+0; # force to number
        use warnings;
        foreach my $unit (sort keys %units) {
-               if ($size=~/\Q$unit\E/i) {
+               if ($size=~/\d\Q$unit\E$/i) {
                        return $base * $units{$unit};
                }
        }
@@ -248,7 +253,7 @@ sub match_maxsize ($$;@) { #{{{
        }
 
        if (-s $params{file} > $maxsize) {
-               return IkiWiki::FailReason->new("file too large");
+               return IkiWiki::FailReason->new("file too large (".(-s $params{file})." >  $maxsize)");
        }
        else {
                return IkiWiki::SuccessReason->new("file not too large");