From 13e3bf867157226076fcc14a0d3875fd129a66c7 Mon Sep 17 00:00:00 2001
From: joey <joey@0fa5a96a-9a0e-0410-b3b2-a0fd24251071>
Date: Mon, 24 Apr 2006 23:09:26 +0000
Subject: commit changes for email subscriptions

---
 IkiWiki/Rcs/SVN.pm  | 39 ++++++++++++++++++++++++++++++++++-----
 IkiWiki/Rcs/Stub.pm |  3 +++
 2 files changed, 37 insertions(+), 5 deletions(-)

(limited to 'IkiWiki/Rcs')

diff --git a/IkiWiki/Rcs/SVN.pm b/IkiWiki/Rcs/SVN.pm
index c6f8f2ab1..dd74a0577 100644
--- a/IkiWiki/Rcs/SVN.pm
+++ b/IkiWiki/Rcs/SVN.pm
@@ -104,10 +104,6 @@ sub rcs_recentchanges ($) { #{{{
 	if (-d "$config{srcdir}/.svn") {
 		my $svn_url=svn_info("URL", $config{srcdir});
 
-		# FIXME: currently assumes that the wiki is somewhere
-		# under trunk in svn, doesn't support other layouts.
-		my ($svn_base)=$svn_url=~m!(/trunk(?:/.*)?)$!;
-		
 		my $div=qr/^--------------------+$/;
 		my $state='start';
 		my ($rev, $user, $when, @pages, @message);
@@ -121,7 +117,7 @@ sub rcs_recentchanges ($) { #{{{
 				$user=$2;
 				$when=concise(ago(time - str2time($3)));
 		    	}
-			elsif ($state eq 'header' && /^\s+[A-Z]\s+\Q$svn_base\E\/([^ ]+)(?:$|\s)/) {
+			elsif ($state eq 'header' && /^\s+[A-Z]+\s+\/\Q$config{svnpath}\E\/([^ ]+)(?:$|\s)/) {
 				my $file=$1;
 				my $diffurl=$config{diffurl};
 				$diffurl=~s/\[\[file\]\]/$file/g;
@@ -167,6 +163,39 @@ sub rcs_recentchanges ($) { #{{{
 	return @ret;
 } #}}}
 
+sub rcs_notify () { #{{{
+	if (! exists $ENV{REV}) {
+		error("REV is not set, not running from svn post-commit hook, cannot send notifications");
+	}
+
+	my @changed_pages;
+	foreach my $change (`svnlook changed $config{svnrepo} -r $ENV{REV}`) {
+		chomp;
+		if (/^[A-Z]+\s+\Q$config{svnpath}\E\/(.*)/) {
+			push @changed_pages, $1;
+		}
+	}
+		
+	require IkiWiki::UserInfo;
+	my @email_recipients=page_subscribers(@changed_pages);
+	if (@email_recipients) {
+		eval q{use Mail::Sendmail};
+		# TODO: if a commit spans multiple pages, this will send
+		# subscribers a diff that might contain pages they did not
+		# sign up for. Should separate the diff per page and
+		# reassemble into one mail with just the pages subscribed to.
+		my $body=`LANG=C svnlook diff $config{svnrepo} -r $ENV{REV} --no-diff-deleted`;
+		foreach my $email (@email_recipients) {
+			sendmail(
+				To => $email,
+				From => "$config{wikiname} <$config{adminemail}>",
+				Subject => "$config{wikiname} $ENV{REV} update notification",
+				Message => $body,
+			) or error("Failed to send update notification mail");
+		}
+	}
+} #}}}
+
 sub rcs_getctime () { #{{{
 	eval q{use Date::Parse};
 	foreach my $page (keys %pagectime) {
diff --git a/IkiWiki/Rcs/Stub.pm b/IkiWiki/Rcs/Stub.pm
index d2a6ad003..9bbfde352 100644
--- a/IkiWiki/Rcs/Stub.pm
+++ b/IkiWiki/Rcs/Stub.pm
@@ -23,6 +23,9 @@ sub rcs_add ($) {
 sub rcs_recentchanges ($) {
 }
 
+sub rcs_notify () {
+}
+
 sub rcs_getctime () {
 	error "getctime not implemented";
 }
-- 
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