X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/6154dd03cb9f46f58c04f91c12ac9e42c696dbbb..c8f7b96909286407cfe4e52add0d98044cc21c4e:/IkiWiki/Plugin/monotone.pm

diff --git a/IkiWiki/Plugin/monotone.pm b/IkiWiki/Plugin/monotone.pm
index 4b9be316a..1d89e3f6b 100644
--- a/IkiWiki/Plugin/monotone.pm
+++ b/IkiWiki/Plugin/monotone.pm
@@ -9,8 +9,9 @@ use Date::Parse qw(str2time);
 use Date::Format qw(time2str);
 
 my $sha1_pattern = qr/[0-9a-fA-F]{40}/; # pattern to validate sha1sums
+my $mtn_version = undef;
 
-sub import { #{{{
+sub import {
 	hook(type => "checkconfig", id => "monotone", call => \&checkconfig);
 	hook(type => "getsetup", id => "monotone", call => \&getsetup);
 	hook(type => "rcs", id => "rcs_update", call => \&rcs_update);
@@ -23,9 +24,10 @@ 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);
+}
 
-sub checkconfig () { #{{{
+sub checkconfig () {
 	if (!defined($config{mtnrootdir})) {
 		$config{mtnrootdir} = $config{srcdir};
 	}
@@ -39,36 +41,40 @@ sub checkconfig () { #{{{
 		exec("mtn", "version") || error("mtn version failed to run");
 	}
 
-	my $version=undef;
 	while (<MTN>) {
-		if (/^monotone (\d+\.\d+) /) {
-			$version=$1;
+		if (/^monotone (\d+\.\d+)(?:(?:\.\d+){0,2}|dev)? /) {
+			$mtn_version=$1;
 		}
 	}
 
 	close MTN || debug("mtn version exited $?");
 
-	if (!defined($version)) {
+	if (!defined($mtn_version)) {
 		error("Cannot determine monotone version");
 	}
-	if ($version < 0.38) {
-		error("Monotone version too old, is $version but required 0.38");
+	if ($mtn_version < 0.38) {
+		error("Monotone version too old, is $mtn_version but required 0.38");
 	}
 
-	if (length $config{mtn_wrapper}) {
+	if (defined $config{mtn_wrapper} && length $config{mtn_wrapper}) {
 		push @{$config{wrappers}}, {
 			wrapper => $config{mtn_wrapper},
 			wrappermode => (defined $config{mtn_wrappermode} ? $config{mtn_wrappermode} : "06755"),
 		};
 	}
-} #}}}
+}
 
-sub getsetup () { #{{{
+sub getsetup () {
 	return
+		plugin => {
+			safe => 0, # rcs plugin
+			rebuild => undef,
+			section => "rcs",
+		},
 		mtn_wrapper => {
 			type => "string",
 			example => "/srv/mtn/wiki/_MTN/ikiwiki-netsync-hook",
-			description => "monotone netsync hook executable to generate",
+			description => "monotone netsync hook to generate",
 			safe => 0, # file
 			rebuild => 0,
 		},
@@ -113,9 +119,9 @@ sub getsetup () { #{{{
 			safe => 0, # path
 			rebuild => 0,
 		},
-} #}}}
+}
 
-sub get_rev () { #{{{
+sub get_rev () {
 	my $sha1 = `mtn --root=$config{mtnrootdir} automate get_base_revision_id`;
 
 	($sha1) = $sha1 =~ m/($sha1_pattern)/; # sha1 is untainted now
@@ -124,9 +130,9 @@ sub get_rev () { #{{{
 	}
 
 	return $sha1;
-} #}}}
+}
 
-sub get_rev_auto ($) { #{{{
+sub get_rev_auto ($) {
 	my $automator=shift;
 
 	my @results = $automator->call("get_base_revision_id");
@@ -138,9 +144,9 @@ sub get_rev_auto ($) { #{{{
 	}
 
 	return $sha1;
-} #}}}
+}
 
-sub mtn_merge ($$$$) { #{{{
+sub mtn_merge ($$$$) {
 	my $leftRev=shift;
 	my $rightRev=shift;
 	my $branch=shift;
@@ -168,9 +174,9 @@ sub mtn_merge ($$$$) { #{{{
 	debug("merged $leftRev, $rightRev to make $mergeRev");
 
 	return $mergeRev;
-} #}}}
+}
 
-sub commit_file_to_new_rev ($$$$$$$$) { #{{{
+sub commit_file_to_new_rev ($$$$$$$$) {
 	my $automator=shift;
 	my $wsfilename=shift;
 	my $oldFileID=shift;
@@ -215,16 +221,16 @@ sub commit_file_to_new_rev ($$$$$$$$) { #{{{
 	
 	debug("Added certs for rev: $newRevID");
 	return $newRevID;
-} #}}}
+}
 
-sub read_certs ($$) { #{{{
+sub read_certs ($$) {
 	my $automator=shift;
 	my $rev=shift;
 	my @results = $automator->call("certs", $rev);
 	my @ret;
 
 	my $line = $results[0];
-	while ($line =~ m/\s+key\s"(.*?)"\nsignature\s"(ok|bad|unknown)"\n\s+name\s"(.*?)"\n\s+value\s"(.*?)"\n\s+trust\s"(trusted|untrusted)"\n/sg) {
+	while ($line =~ m/\s+key\s["\[](.*?)[\]"]\nsignature\s"(ok|bad|unknown)"\n\s+name\s"(.*?)"\n\s+value\s"(.*?)"\n\s+trust\s"(trusted|untrusted)"\n/sg) {
 		push @ret, {
 			key => $1,
 			signature => $2,
@@ -235,9 +241,9 @@ sub read_certs ($$) { #{{{
 	}
 
 	return @ret;
-} #}}}
+}
 
-sub get_changed_files ($$) { #{{{
+sub get_changed_files ($$) {
 	my $automator=shift;
 	my $rev=shift;
 	
@@ -246,9 +252,20 @@ sub get_changed_files ($$) { #{{{
 
 	my @ret;
 	my %seen = ();
-	
+
+	# we need to strip off the relative path to the source dir
+	# because monotone outputs all file paths absolute according
+	# to the workspace root
+	my $rel_src_dir = $config{'srcdir'};
+	$rel_src_dir =~ s/^\Q$config{'mtnrootdir'}\E\/?//;
+	$rel_src_dir .= "/" if length $rel_src_dir;
+
 	while ($changes =~ m/\s*(add_file|patch|delete|rename)\s"(.*?)(?<!\\)"\n/sg) {
 		my $file = $2;
+		# ignore all file changes outside the source dir
+		next unless $file =~ m/^\Q$rel_src_dir\E/;
+		$file =~ s/^\Q$rel_src_dir\E//;
+        
 		# don't add the same file multiple times
 		if (! $seen{$file}) {
 			push @ret, $file;
@@ -257,9 +274,9 @@ sub get_changed_files ($$) { #{{{
 	}
 	
 	return @ret;
-} #}}}
+}
 
-sub rcs_update () { #{{{
+sub rcs_update () {
 	chdir $config{srcdir}
 	    or error("Cannot chdir to $config{srcdir}: $!");
 
@@ -274,9 +291,9 @@ sub rcs_update () { #{{{
 	if (system("mtn", "--root=$config{mtnrootdir}", "update", "--quiet") != 0) {
 		debug("monotone update failed");
 	}
-} #}}}
+}
 
-sub rcs_prepedit ($) { #{{{
+sub rcs_prepedit ($) {
 	my $file=shift;
 
 	chdir $config{srcdir}
@@ -285,33 +302,35 @@ sub rcs_prepedit ($) { #{{{
 	# For monotone, return the revision of the file when
 	# editing begins.
 	return get_rev();
-} #}}}
+}
 
-sub rcs_commit ($$$;$$) { #{{{
+sub commitauthor (@) {
+	my %params=@_;
+
+	if (defined $params{session}) {
+		if (defined $params{session}->param("name")) {
+			return "Web user: " . $params{session}->param("name");
+		}
+		elsif (defined $params{session}->remote_addr()) {
+			return "Web IP: " . $params{session}->remote_addr();
+		}
+	}
+	return "Web: Anonymous";
+}
+
+
+sub rcs_commit (@) {
 	# Tries to commit the page; returns undef on _success_ and
 	# a version of the page with the rcs's conflict markers on failure.
 	# The file is relative to the srcdir.
-	my $file=shift;
-	my $message=shift;
-	my $rcstoken=shift;
-	my $user=shift;
-	my $ipaddr=shift;
-	my $author;
+	my %params=@_;
 
-	if (defined $user) {
-		$author="Web user: " . $user;
-	}
-	elsif (defined $ipaddr) {
-		$author="Web IP: " . $ipaddr;
-	}
-	else {
-		$author="Web: Anonymous";
-	}
+	my $author=IkiWiki::possibly_foolish_untaint(commitauthor(%params)),
 
 	chdir $config{srcdir}
 	    or error("Cannot chdir to $config{srcdir}: $!");
 
-	my ($oldrev)= $rcstoken=~ m/^($sha1_pattern)$/; # untaint
+	my ($oldrev) = $params{token} =~ m/^($sha1_pattern)$/; # untaint
 	my $rev = get_rev();
 	if (defined $rev && defined $oldrev && $rev ne $oldrev) {
 		my $automator = Monotone->new();
@@ -320,8 +339,8 @@ sub rcs_commit ($$$;$$) { #{{{
 		# Something has been committed, has this file changed?
 		my ($out, $err);
 		$automator->setOpts("r", $oldrev, "r", $rev);
-		($out, $err) = $automator->call("content_diff", $file);
-		debug("Problem committing $file") if ($err ne "");
+		($out, $err) = $automator->call("content_diff", $params{file});
+		debug("Problem committing $params{file}") if ($err ne "");
 		my $diff = $out;
 		
 		if ($diff) {
@@ -330,11 +349,11 @@ sub rcs_commit ($$$;$$) { #{{{
 			#
 			# first get the contents
 			debug("File changed: forming branch");
-			my $newfile=readfile("$config{srcdir}/$file");
+			my $newfile=readfile("$config{srcdir}/$params{file}");
 			
 			# then get the old content ID from the diff
-			if ($diff !~ m/^---\s$file\s+($sha1_pattern)$/m) {
-				error("Unable to find previous file ID for $file");
+			if ($diff !~ m/^---\s$params{file}\s+($sha1_pattern)$/m) {
+				error("Unable to find previous file ID for $params{file}");
 			}
 			my $oldFileID = $1;
 
@@ -345,13 +364,13 @@ sub rcs_commit ($$$;$$) { #{{{
 			my $branch = $1;
 
 			# then put the new content into the DB (and record the new content ID)
-			my $newRevID = commit_file_to_new_rev($automator, $file, $oldFileID, $newfile, $oldrev, $branch, $author, $message);
+			my $newRevID = commit_file_to_new_rev($automator, $params{file}, $oldFileID, $newfile, $oldrev, $branch, $author, $params{message});
 
 			$automator->close();
 
 			# if we made it to here then the file has been committed... revert the local copy
-			if (system("mtn", "--root=$config{mtnrootdir}", "revert", $file) != 0) {
-				debug("Unable to revert $file after merge on conflicted commit!");
+			if (system("mtn", "--root=$config{mtnrootdir}", "revert", $params{file}) != 0) {
+				debug("Unable to revert $params{file} after merge on conflicted commit!");
 			}
 			debug("Divergence created! Attempting auto-merge.");
 
@@ -400,7 +419,7 @@ sub rcs_commit ($$$;$$) { #{{{
 				# for cleanup note, this relies on the fact
 				# that ikiwiki seems to call rcs_prepedit()
 				# again after we return
-				return readfile("$config{srcdir}/$file");
+				return readfile("$config{srcdir}/$params{file}");
 			}
 			return undef;
 		}
@@ -412,11 +431,12 @@ sub rcs_commit ($$$;$$) { #{{{
 
 	if (system("mtn", "--root=$config{mtnrootdir}", "commit", "--quiet",
 	           "--author", $author, "--key", $config{mtnkey}, "-m",
-		   IkiWiki::possibly_foolish_untaint($message), $file) != 0) {
+	           IkiWiki::possibly_foolish_untaint($params{message}),
+	           $params{file}) != 0) {
 		debug("Traditional commit failed! Returning data as conflict.");
-		my $conflict=readfile("$config{srcdir}/$file");
+		my $conflict=readfile("$config{srcdir}/$params{file}");
 		if (system("mtn", "--root=$config{mtnrootdir}", "revert",
-		           "--quiet", $file) != 0) {
+		           "--quiet", $params{file}) != 0) {
 			debug("monotone revert failed");
 		}
 		return $conflict;
@@ -430,39 +450,28 @@ sub rcs_commit ($$$;$$) { #{{{
 	}
 
 	return undef # success
-} #}}}
+}
 
-sub rcs_commit_staged ($$$) {
+sub rcs_commit_staged (@) {
 	# Commits all staged changes. Changes can be staged using rcs_add,
 	# rcs_remove, and rcs_rename.
-	my ($message, $user, $ipaddr)=@_;
-	
+	my %params=@_;
+
 	# Note - this will also commit any spurious changes that happen to be
 	# lying around in the working copy.  There shouldn't be any, but...
 	
 	chdir $config{srcdir}
 	    or error("Cannot chdir to $config{srcdir}: $!");
 
-	my $author;
-
-	if (defined $user) {
-		$author="Web user: " . $user;
-	}
-	elsif (defined $ipaddr) {
-		$author="Web IP: " . $ipaddr;
-	}
-	else {
-		$author="Web: Anonymous";
-	}
-
 	if (system("mtn", "--root=$config{mtnrootdir}", "commit", "--quiet",
-	           "--author", $author, "--key", $config{mtnkey}, "-m",
-		   IkiWiki::possibly_foolish_untaint($message)) != 0) {
+	           "--author", IkiWiki::possibly_foolish_untaint(commitauthor(%params)),
+	           "--key", $config{mtnkey}, "-m",
+		   IkiWiki::possibly_foolish_untaint($params{message})) != 0) {
 		error("Monotone commit failed");
 	}
 }
 
-sub rcs_add ($) { #{{{
+sub rcs_add ($) {
 	my $file=shift;
 
 	chdir $config{srcdir}
@@ -472,9 +481,9 @@ sub rcs_add ($) { #{{{
 	           $file) != 0) {
 		error("Monotone add failed");
 	}
-} #}}}
+}
 
-sub rcs_remove ($) { # {{{
+sub rcs_remove ($) {
 	my $file = shift;
 
 	chdir $config{srcdir}
@@ -491,9 +500,9 @@ sub rcs_remove ($) { # {{{
 	           $file) != 0) {
 		error("Monotone remove failed");
 	}
-} #}}}
+}
 
-sub rcs_rename ($$) { # {{{
+sub rcs_rename ($$) {
 	my ($src, $dest) = @_;
 
 	chdir $config{srcdir}
@@ -503,9 +512,9 @@ sub rcs_rename ($$) { # {{{
 	           $src, $dest) != 0) {
 		error("Monotone rename failed");
 	}
-} #}}}
+}
 
-sub rcs_recentchanges ($) { #{{{
+sub rcs_recentchanges ($) {
 	my $num=shift;
 	my @ret;
 
@@ -521,13 +530,12 @@ sub rcs_recentchanges ($) { #{{{
 	my $child = open(MTNLOG, "-|");
 	if (! $child) {
 		exec("mtn", "log", "--root=$config{mtnrootdir}", "--no-graph",
-		     "--brief") || error("mtn log failed to run");
+		     "--brief", "--last=$num") || error("mtn log failed to run");
 	}
 
-	while (($num >= 0) and (my $line = <MTNLOG>)) {
+	while (my $line = <MTNLOG>) {
 		if ($line =~ m/^($sha1_pattern)/) {
 			push @revs, $1;
-			$num -= 1;
 		}
 	}
 	close MTNLOG || debug("mtn log exited $?");
@@ -555,8 +563,9 @@ sub rcs_recentchanges ($) { #{{{
 					# from the changelog
 					if ($cert->{key} eq $config{mtnkey}) {
 						$committype = "web";
-					} else {
-						$committype = "monotone";
+					}
+					else {
+						$committype = "mtn";
 					}
 				} elsif ($cert->{name} eq "date") {
 					$when = str2time($cert->{value}, 'UTC');
@@ -572,13 +581,12 @@ sub rcs_recentchanges ($) { #{{{
 		}
 		
 		my @changed_files = get_changed_files($automator, $rev);
-		my $file;
 		
 		my ($out, $err) = $automator->call("parents", $rev);
 		my @parents = ($out =~ m/^($sha1_pattern)$/);
 		my $parent = $parents[0];
 
-		foreach $file (@changed_files) {
+		foreach my $file (@changed_files) {
 			next unless length $file;
 			
 			if (defined $config{diffurl} and (@parents == 1)) {
@@ -611,10 +619,11 @@ sub rcs_recentchanges ($) { #{{{
 	$automator->close();
 
 	return @ret;
-} #}}}
+}
 
-sub rcs_diff ($) { #{{{
+sub rcs_diff ($;$) {
 	my $rev=shift;
+	my $maxlines=shift;
 	my ($sha1) = $rev =~ /^($sha1_pattern)$/; # untaint
 	
 	chdir $config{srcdir}
@@ -625,7 +634,11 @@ sub rcs_diff ($) { #{{{
 		exec("mtn", "diff", "--root=$config{mtnrootdir}", "-r", "p:".$sha1, "-r", $sha1) || error("mtn diff $sha1 failed to run");
 	}
 
-	my (@lines) = <MTNDIFF>;
+	my @lines;
+	while (my $line=<MTNDIFF>) {
+		last if defined $maxlines && @lines == $maxlines;
+		push @lines, $line;
+	}
 
 	close MTNDIFF || debug("mtn diff $sha1 exited $?");
 
@@ -635,9 +648,9 @@ sub rcs_diff ($) { #{{{
 	else {
 		return join("", @lines);
 	}
-} #}}}
+}
 
-sub rcs_getctime ($) { #{{{
+sub rcs_getctime ($) {
 	my $file=shift;
 
 	chdir $config{srcdir}
@@ -649,9 +662,11 @@ sub rcs_getctime ($) { #{{{
 		     "--brief", $file) || error("mtn log $file failed to run");
 	}
 
+	my $prevRev;
 	my $firstRev;
 	while (<MTNLOG>) {
 		if (/^($sha1_pattern)/) {
+			$prevRev=$firstRev;
 			$firstRev=$1;
 		}
 	}
@@ -665,6 +680,17 @@ sub rcs_getctime ($) { #{{{
 	my $automator = Monotone->new();
 	$automator->open(undef, $config{mtnrootdir});
 
+	# mtn 0.48 has a bug that makes it list the creation of parent
+	# directories as last (first) log entry...  So when we're dealing
+	# with that version, let's check that the file we're looking for
+	# is actually part of the last (first) revision.  Otherwise, pick
+	# the one before (after) that one.
+	if ($mtn_version == 0.48) {
+		my $changes = [get_changed_files($automator, $firstRev)];
+		if (! exists {map { $_ => 1 } @$changes}->{$file}) {
+			$firstRev = $prevRev;
+		}
+	}
 	my $certs = [read_certs($automator, $firstRev)];
 
 	$automator->close();
@@ -687,6 +713,58 @@ sub rcs_getctime ($) { #{{{
 	$date=str2time($date, 'UTC');
 	debug("found ctime ".localtime($date)." for $file");
 	return $date;
-} #}}}
+}
+
+sub rcs_getmtime ($) {
+	my $file=shift;
+
+	chdir $config{srcdir}
+	    or error("Cannot chdir to $config{srcdir}: $!");
+
+	my $child = open(MTNLOG, "-|");
+	if (! $child) {
+		exec("mtn", "log", "--root=$config{mtnrootdir}", "--no-graph",
+		     "--brief", $file) || error("mtn log $file failed to run");
+	}
+
+	my $lastRev = "";
+	while (<MTNLOG>) {
+		if (/^($sha1_pattern)/ && $lastRev eq "") {
+			$lastRev=$1;
+		}
+	}
+	close MTNLOG || debug("mtn log $file exited $?");
+
+	if (! defined $lastRev) {
+		debug "failed to parse mtn log for $file";
+		return 0;
+	}
+
+	my $automator = Monotone->new();
+	$automator->open(undef, $config{mtnrootdir});
+
+	my $certs = [read_certs($automator, $lastRev)];
+
+	$automator->close();
+
+	my $date;
+
+	foreach my $cert (@$certs) {
+		if ($cert->{signature} eq "ok" && $cert->{trust} eq "trusted") {
+			if ($cert->{name} eq "date") {
+				$date = $cert->{value};
+			}
+		}
+	}
+
+	if (! defined $date) {
+		debug "failed to find date cert for revision $lastRev when looking for creation time of $file";
+		return 0;
+	}
+
+	$date=str2time($date, 'UTC');
+	debug("found mtime ".localtime($date)." for $file");
+	return $date;
+}
 
 1