X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/21add7ffa87a5e622d18bdbb24c638c15bdb3800..da2be6e85cc6d515e173597f88712386aa2a27f4:/IkiWiki/Plugin/git.pm

diff --git a/IkiWiki/Plugin/git.pm b/IkiWiki/Plugin/git.pm
index 6a7f6c3ae..bb3f89a82 100644
--- a/IkiWiki/Plugin/git.pm
+++ b/IkiWiki/Plugin/git.pm
@@ -14,6 +14,7 @@ my $no_chdir=0;
 sub import {
 	hook(type => "checkconfig", id => "git", call => \&checkconfig);
 	hook(type => "getsetup", id => "git", call => \&getsetup);
+	hook(type => "genwrapper", id => "git", call => \&genwrapper);
 	hook(type => "rcs", id => "rcs_update", call => \&rcs_update);
 	hook(type => "rcs", id => "rcs_prepedit", call => \&rcs_prepedit);
 	hook(type => "rcs", id => "rcs_commit", call => \&rcs_commit);
@@ -24,6 +25,7 @@ sub import {
 	hook(type => "rcs", id => "rcs_recentchanges", call => \&rcs_recentchanges);
 	hook(type => "rcs", id => "rcs_diff", call => \&rcs_diff);
 	hook(type => "rcs", id => "rcs_getctime", call => \&rcs_getctime);
+	hook(type => "rcs", id => "rcs_getmtime", call => \&rcs_getmtime);
 	hook(type => "rcs", id => "rcs_receive", call => \&rcs_receive);
 }
 
@@ -41,6 +43,7 @@ sub checkconfig () {
 			wrappermode => (defined $config{git_wrappermode} ? $config{git_wrappermode} : "06755"),
 		};
 	}
+
 	if (defined $config{git_test_receive_wrapper} &&
 	    length $config{git_test_receive_wrapper}) {
 		push @{$config{wrappers}}, {
@@ -49,6 +52,16 @@ sub checkconfig () {
 			wrappermode => (defined $config{git_wrappermode} ? $config{git_wrappermode} : "06755"),
 		};
 	}
+
+	# Avoid notes, parser does not handle and they only slow things down.
+	$ENV{GIT_NOTES_REF}="";
+	
+	# Run receive test only if being called by the wrapper, and not
+	# when generating same.
+	if ($config{test_receive} && ! exists $config{wrapper}) {
+		require IkiWiki::Receive;
+		IkiWiki::Receive::test();
+	}
 }
 
 sub getsetup () {
@@ -56,6 +69,7 @@ sub getsetup () {
 		plugin => {
 			safe => 0, # rcs plugin
 			rebuild => undef,
+			section => "rcs",
 		},
 		git_wrapper => {
 			type => "string",
@@ -94,8 +108,8 @@ sub getsetup () {
 		},
 		diffurl => {
 			type => "string",
-			example => "http://git.example.com/gitweb.cgi?p=wiki.git;a=blobdiff;h=[[sha1_to]];hp=[[sha1_from]];hb=[[sha1_parent]];f=[[file]]",
-			description => "gitweb url to show a diff ([[sha1_to]], [[sha1_from]], [[sha1_parent]], [[sha1_commit]] and [[file]] substituted)",
+			example => "http://git.example.com/gitweb.cgi?p=wiki.git;a=blobdiff;f=[[file]];h=[[sha1_to]];hp=[[sha1_from]];hb=[[sha1_commit]];hpb=[[sha1_parent]]",
+			description => "gitweb url to show a diff ([[file]], [[sha1_to]], [[sha1_from]], [[sha1_commit]], and [[sha1_parent]] substituted)",
 			safe => 1,
 			rebuild => 1,
 		},
@@ -115,6 +129,16 @@ sub getsetup () {
 		},
 }
 
+sub genwrapper {
+	if ($config{test_receive}) {
+		require IkiWiki::Receive;
+		return IkiWiki::Receive::genwrapper();
+	}
+	else {
+		return "";
+	}
+}
+
 sub safe_git (&@) {
 	# Start a child process safely without resorting /bin/sh.
 	# Return command output or success state (in scalar context).
@@ -136,9 +160,17 @@ sub safe_git (&@) {
 	}
 	# In parent.
 
+	# git output is probably utf-8 encoded, but may contain
+	# other encodings or invalidly encoded stuff. So do not rely
+	# on the normal utf-8 IO layer, decode it by hand.
+	binmode($OUT);
+
 	my @lines;
 	while (<$OUT>) {
+		$_=decode_utf8($_, 0);
+
 		chomp;
+
 		push @lines, $_;
 	}
 
@@ -248,11 +280,35 @@ sub merge_past ($$$) {
 	return $conflict;
 }
 
-sub parse_diff_tree ($@) {
+{
+my $prefix;
+sub decode_git_file ($) {
+	my $file=shift;
+
+	# git does not output utf-8 filenames, but instead
+	# double-quotes them with the utf-8 characters
+	# escaped as \nnn\nnn.
+	if ($file =~ m/^"(.*)"$/) {
+		($file=$1) =~ s/\\([0-7]{1,3})/chr(oct($1))/eg;
+	}
+
+	# strip prefix if in a subdir
+	if (! defined $prefix) {
+		$prefix = run_or_die('git', 'rev-parse', '--show-prefix');
+		if (! defined $prefix) {
+			$prefix="";
+		}
+	}
+	$file =~ s/^\Q$prefix\E//;
+
+	return decode("utf8", $file);
+}
+}
+
+sub parse_diff_tree ($) {
 	# Parse the raw diff tree chunk and return the info hash.
 	# See git-diff-tree(1) for the syntax.
-
-	my ($prefix, $dt_ref) = @_;
+	my $dt_ref = shift;
 
 	# End of stream?
 	return if !defined @{ $dt_ref } ||
@@ -335,16 +391,9 @@ sub parse_diff_tree ($@) {
 			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", $file),
+					'file'      => decode_git_file($file),
 					'sha1_from' => $sha1_from[0],
 					'sha1_to'   => $sha1_to,
 					'mode_from' => $mode_from[0],
@@ -371,10 +420,9 @@ sub git_commit_info ($;$) {
 	my @raw_lines = run_or_die('git', 'log', @opts,
 		'--pretty=raw', '--raw', '--abbrev=40', '--always', '-c',
 		'-r', $sha1, '--', '.');
-	my ($prefix) = run_or_die('git', 'rev-parse', '--show-prefix');
 
 	my @ci;
-	while (my $parsed = parse_diff_tree(($prefix or ""), \@raw_lines)) {
+	while (my $parsed = parse_diff_tree(\@raw_lines)) {
 		push @ci, $parsed;
 	}
 
@@ -392,7 +440,10 @@ sub git_sha1 (;$) {
 		'--', $file);
 	if ($sha1) {
 		($sha1) = $sha1 =~ m/($sha1_pattern)/; # sha1 is untainted now
-	} else { debug("Empty sha1sum for '$file'.") }
+	}
+	else {
+		debug("Empty sha1sum for '$file'.");
+	}
 	return defined $sha1 ? $sha1 : q{};
 }
 
@@ -441,7 +492,7 @@ sub rcs_commit_staged ($$$) {
 	# Set the commit author and email to the web committer.
 	my %env=%ENV;
 	if (defined $user || defined $ipaddr) {
-		my $u=defined $user ? $user : $ipaddr;
+		my $u=encode_utf8(defined $user ? $user : $ipaddr);
 		$ENV{GIT_AUTHOR_NAME}=$u;
 		$ENV{GIT_AUTHOR_EMAIL}="$u\@web";
 	}
@@ -581,17 +632,53 @@ sub rcs_diff ($) {
 	}
 }
 
-sub rcs_getctime ($) {
+{
+my %time_cache;
+
+sub findtimes ($$) {
 	my $file=shift;
+	my $id=shift; # 0 = mtime ; 1 = ctime
+
 	# Remove srcdir prefix
 	$file =~ s/^\Q$config{srcdir}\E\/?//;
 
-	my $sha1  = git_sha1($file);
-	my $ci    = git_commit_info($sha1, 1);
-	my $ctime = $ci->{'author_epoch'};
-	debug("ctime for '$file': ". localtime($ctime));
+	if (! keys %time_cache) {
+		my $date;
+		foreach my $line (run_or_die('git', 'log',
+				'--pretty=format:%ct',
+				'--name-only', '--relative')) {
+			if (! defined $date && $line =~ /^(\d+)$/) {
+				$date=$line;
+			}
+			elsif (! length $line) {
+				$date=undef;
+			}
+			else {
+				my $f=decode_git_file($line);
+
+				if (! $time_cache{$f}) {
+					$time_cache{$f}[0]=$date; # mtime
+				}
+				$time_cache{$f}[1]=$date; # ctime
+			}
+		}
+	}
+
+	return exists $time_cache{$file} ? $time_cache{$file}[$id] : 0;
+}
+
+}
+
+sub rcs_getctime ($) {
+	my $file=shift;
+
+	return findtimes($file, 1);
+}
+
+sub rcs_getmtime ($) {
+	my $file=shift;
 
-	return $ctime;
+	return findtimes($file, 0);
 }
 
 sub rcs_receive () {