X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/9fd09149a36e13addcb822e41d0309c64a004764..c037714b77535c849c8d8ef4807af2b59737a5c5:/IkiWiki/Plugin/cvs.pm

diff --git a/IkiWiki/Plugin/cvs.pm b/IkiWiki/Plugin/cvs.pm
index dafaf13f5..841aec914 100644
--- a/IkiWiki/Plugin/cvs.pm
+++ b/IkiWiki/Plugin/cvs.pm
@@ -33,6 +33,7 @@ use warnings;
 use strict;
 use IkiWiki;
 
+use URI::Escape q{uri_escape_utf8};
 use File::chdir;
 
 
@@ -208,9 +209,6 @@ sub rcs_add ($) {
 	my $parent=IkiWiki::dirname($file);
 	my @files_to_add = ($file);
 
-	eval q{use File::MimeInfo};
-	error($@) if $@;
-
 	until ((length($parent) == 0) || cvs_is_controlling("$config{srcdir}/$parent")){
 		push @files_to_add, $parent;
 		$parent = IkiWiki::dirname($parent);
@@ -218,21 +216,12 @@ sub rcs_add ($) {
 
 	while ($file = pop @files_to_add) {
 		if (@files_to_add == 0) {
-			# file
-			my $filemime = File::MimeInfo::default($file);
-			if (defined($filemime) && $filemime eq 'text/plain') {
-				cvs_runcvs('add', $file) ||
-					warn("cvs add $file failed\n");
-			}
-			else {
-				cvs_runcvs('add', '-kb', $file) ||
-					warn("cvs add binary $file failed\n");
-			}
+			cvs_runcvs('add', cvs_keyword_subst_args($file)) ||
+				warn("cvs add file $file failed\n");
 		}
 		else {
-			# directory
 			cvs_runcvs('add', $file) ||
-				warn("cvs add $file failed\n");
+				warn("cvs add dir $file failed\n");
 		}
 	}
 }
@@ -325,7 +314,10 @@ sub rcs_recentchanges ($) {
 			$oldrev =~ s/INITIAL/0/;
 			$newrev =~ s/\(DEAD\)//;
 			my $diffurl = defined $config{diffurl} ? $config{diffurl} : "";
-			$diffurl=~s/\[\[file\]\]/$page/g;
+			my $epage = join('/',
+				map { uri_escape_utf8($_) } split('/', $page)
+			);
+			$diffurl=~s/\[\[file\]\]/$epage/g;
 			$diffurl=~s/\[\[r1\]\]/$oldrev/g;
 			$diffurl=~s/\[\[r2\]\]/$newrev/g;
 			unshift @pages, {
@@ -404,11 +396,15 @@ sub rcs_diff ($;$) {
 	my @cvsps = `env TZ=UTC cvsps -q --cvs-direct -z 30 -g -s $rev`;
 	my $blank_lines_seen = 0;
 
+	# skip log, get to the diff
 	while (my $line = shift @cvsps) {
 		$blank_lines_seen++ if ($line =~ /^$/);
 		last if $blank_lines_seen == 2;
 	}
 
+	@cvsps = @cvsps[0..$maxlines-1]
+		if defined $maxlines && @cvsps > $maxlines;
+
 	if (wantarray) {
 		return @cvsps;
 	}
@@ -489,16 +485,63 @@ sub cvs_is_controlling {
 	return (-d "$dir/CVS") ? 1 : 0;
 }
 
+sub cvs_keyword_subst_args ($) {
+	my $file = shift;
+
+	local $CWD = $config{srcdir};
+
+	eval q{use File::MimeInfo};
+	error($@) if $@;
+	my $filemime = File::MimeInfo::default($file);
+	# if (-T $file) {
+
+	defined($filemime) && $filemime eq 'text/plain'
+		? return ('-kkv', $file)
+		: return ('-kb', $file);
+}
+
 sub cvs_runcvs(@) {
 	my @cmd = @_;
 	unshift @cmd, 'cvs', '-Q';
 
-	local $CWD = $config{srcdir};
+	# CVS can't operate outside a srcdir, so we're always setting $CWD.
+	# "local $CWD" restores the previous value when we go out of scope.
+	# Usually that's correct. But if we're removing the last file from
+	# a directory, the post-commit hook will exec in a working directory
+	# that's about to not exist (CVS will prune it).
+	#
+	# chdir() manually here, so we can selectively not chdir() back.
+
+	my $oldcwd = $CWD;
+	chdir($config{srcdir});
+
+	eval q{
+		use IPC::Open3;
+		use Symbol qw(gensym);
+		use IO::File;
+	};
+	error($@) if $@;
+
+	my $cvsout = '';
+	my $cvserr = '';
+	local *CATCHERR = IO::File->new_tmpfile;
+	my $pid = open3(gensym(), \*CATCHOUT, ">&CATCHERR", @cmd);
+	while (my $l = <CATCHOUT>) {
+		$cvsout .= $l
+			unless 1;
+	}
+	waitpid($pid, 0);
+	my $ret = $? >> 8;
+	seek CATCHERR, 0, 0;
+	while (my $l = <CATCHERR>) {
+		$cvserr .= $l
+			unless $l =~ /^cvs commit: changing keyword expansion /;
+	}
+
+	print STDOUT $cvsout;
+	print STDERR $cvserr;
 
-	open(my $savedout, ">&STDOUT");
-	open(STDOUT, ">", "/dev/null");
-	my $ret = system(@cmd);
-	open(STDOUT, ">&", $savedout);
+	chdir($oldcwd) if -d $oldcwd;
 
 	return ($ret == 0) ? 1 : 0;
 }