po plugin: implement linking specification in one of the main cases

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

diff --git a/IkiWiki/Plugin/git.pm b/IkiWiki/Plugin/git.pm
index b20793d8694ed093688695701fa7615d424ca725..14b0ab2851dc03b561e4c86e9e0c5d660a8ca3a2 100644 (file)
--- a/IkiWiki/Plugin/git.pm
+++ b/IkiWiki/Plugin/git.pm
@@ -26,9 +26,6 @@ sub import { #{{{
 } #}}}
 
 sub checkconfig () { #{{{
-       if (! defined $config{diffurl}) {
-               $config{diffurl}="";
-       }
        if (! defined $config{gitorigin_branch}) {
                $config{gitorigin_branch}="origin";
        }
@@ -45,10 +42,14 @@ sub checkconfig () { #{{{
 
 sub getsetup () { #{{{
        return
+               plugin => {
+                       safe => 0, # rcs plugin
+                       rebuild => undef,
+               },
                git_wrapper => {
                        type => "string",
                        example => "/git/wiki.git/hooks/post-update",
-                       description => "git post-update executable to generate",
+                       description => "git hook to generate",
                        safe => 0, # file
                        rebuild => 0,
                },
@@ -307,13 +308,16 @@ sub parse_diff_tree ($@) { #{{{
                        my $sha1_to = shift(@tmp);
                        my $status = shift(@tmp);
 
+                       # git does not output utf-8 filenames, but instead
+                       # double-quotes them with the utf-8 characters
+                       # escaped as \nnn\nnn.
                        if ($file =~ m/^"(.*)"$/) {
                                ($file=$1) =~ s/\\([0-7]{1,3})/chr(oct($1))/eg;
                        }
                        $file =~ s/^\Q$prefix\E//;
                        if (length $file) {
                                push @{ $ci{'details'} }, {
-                                       'file'      => decode_utf8($file),
+                                       'file'      => decode("utf8", $file),
                                        'sha1_from' => $sha1_from[0],
                                        'sha1_to'   => $sha1_to,
                                };
@@ -414,11 +418,23 @@ sub rcs_commit_staged ($$$) {
                $ENV{GIT_AUTHOR_EMAIL}="$u\@web";
        }
 
+       $message = IkiWiki::possibly_foolish_untaint($message);
+       my @opts;
+       if ($message !~ /\S/) {
+               # Force git to allow empty commit messages.
+               # (If this version of git supports it.)
+               my ($version)=`git --version` =~ /git version (.*)/;
+               if ($version ge "1.5.4") {
+                       push @opts, '--cleanup=verbatim';
+               }
+               else {
+                       $message.=".";
+               }
+       }
+       push @opts, '-q';
        # git commit returns non-zero if file has not been really changed.
        # so we should ignore its exit status (hence run_or_non).
-       $message = IkiWiki::possibly_foolish_untaint($message);
-       if (run_or_non('git', 'commit', '--cleanup=verbatim',
-                      '-q', '-m', $message)) {
+       if (run_or_non('git', 'commit', @opts, '-m', $message)) {
                if (length $config{gitorigin_branch}) {
                        run_or_cry('git', 'push', $config{gitorigin_branch});
                }
@@ -472,7 +488,7 @@ sub rcs_recentchanges ($) { #{{{
                foreach my $detail (@{ $ci->{'details'} }) {
                        my $file = $detail->{'file'};
 
-                       my $diffurl = $config{'diffurl'};
+                       my $diffurl = defined $config{'diffurl'} ? $config{'diffurl'} : "";
                        $diffurl =~ s/\[\[file\]\]/$file/go;
                        $diffurl =~ s/\[\[sha1_parent\]\]/$ci->{'parent'}/go;
                        $diffurl =~ s/\[\[sha1_from\]\]/$detail->{'sha1_from'}/go;