finish notifyemail plugin

IkiWiki/Plugin/notifyemail.pm

@@ -1,15 +1,15 @@
 #!/usr/bin/perl
-package IkiWiki::Plugin::changemail;
+package IkiWiki::Plugin::notifyemail;
 
 use warnings;
 use strict;
 use IkiWiki 3.00;
 
 sub import {
-	hook(type => "formbuilder_setup", id => "changemail", call => \&formbuilder_setup);
-	hook(type => "formbuilder", id => "changemail", call => \&formbuilder);
-	hook(type => "getsetup", id => "changemail",  call => \&getsetup);
-	hook(type => "change", id => "changemail", call => \&notify);
+	hook(type => "formbuilder_setup", id => "notifyemail", call => \&formbuilder_setup);
+	hook(type => "formbuilder", id => "notifyemail", call => \&formbuilder);
+	hook(type => "getsetup", id => "notifyemail",  call => \&getsetup);
+	hook(type => "changes", id => "notifyemail", call => \&notify);
 }
 
 sub getsetup () {
@@ -27,13 +27,10 @@ sub formbuilder_setup (@) {
 	my $form=$params{form};
 	return unless $form->title eq "preferences";
 	my $session=$params{session};
-	my $user_name=$session->param("name");
-	eval q{use IkiWiki::UserInfo};
-	error $@ if $@;
-	$form->field(name => "subscriptions", force => 1, size => 50,
+	$form->field(name => "subscriptions", size => 50,
 		fieldset => "preferences",
 		comment => "(".htmllink("", "", "ikiwiki/PageSpec", noimageinline => 1).")",
-		value => IkiWiki::userinfo_get($user_name, "subscriptions"));
+		value => getsubscriptions($session->param("name")));
 }
 
 sub formbuilder (@) {
@@ -45,6 +42,13 @@ sub formbuilder (@) {
 	setsubscriptions($form->field('name'), $form->field('subscriptions'));
 }
 
+sub getsubscriptions ($) {
+	my $user=shift;
+	eval q{use IkiWiki::UserInfo};
+	error $@ if $@;
+	IkiWiki::userinfo_get($user, "subscriptions");
+}
+
 sub setsubscriptions ($$) {
 	my $user=shift;
 	my $subscriptions=shift;
@@ -53,6 +57,14 @@ sub setsubscriptions ($$) {
 	IkiWiki::userinfo_set($user, "subscriptions", $subscriptions);
 }
 
+# Called by other plugins to subscribe the user to a pagespec.
+sub subscribe ($$) {
+	my $user=shift;
+	my $addpagespec=shift;
+	my $pagespec=getsubscriptions($user);
+	setsubscriptions($user, $pagespec." or ".$addpagespec);
+}
+
 sub notify (@) {
 	my @files=@_;
 	return unless @files;
@@ -63,30 +75,37 @@ sub notify (@) {
 	error $@ if $@;
 
 	# Daemonize, in case the mail sending takes a while.
-	defined(my $pid = fork) or error("Can't fork: $!");
-	return if $pid; # parent
-	chdir '/';
-	open STDIN, '/dev/null';
-	open STDOUT, '>/dev/null';
-	POSIX::setsid() or error("Can't start a new session: $!");
-	open STDERR, '>&STDOUT' or error("Can't dup stdout: $!");
+	#defined(my $pid = fork) or error("Can't fork: $!");
+	#return if $pid; # parent
+	#chdir '/';
+	#open STDIN, '/dev/null';
+	#open STDOUT, '>/dev/null';
+	#POSIX::setsid() or error("Can't start a new session: $!");
+	#open STDERR, '>&STDOUT' or error("Can't dup stdout: $!");
 
 	# Don't need to keep a lock on the wiki as a daemon.
 	IkiWiki::unlockwiki();
 
 	my $userinfo=IkiWiki::userinfo_retrieve();
-	exit 0 unless defined $userinfo;
+	#exit 0 unless defined $userinfo;
 
 	foreach my $user (keys %$userinfo) {
 		my $pagespec=$userinfo->{$user}->{"subscriptions"};
 		next unless defined $pagespec && length $pagespec;
 		my $email=$userinfo->{$user}->{email};
 		next unless defined $email && length $email;
+		print "!!$user\n";
 
 		foreach my $file (@files) {
 			my $page=pagename($file);
+			print "file: $file ($page)\n";
 			next unless pagespec_match($page, $pagespec);
-			my $ispage=defined pagetype($file);
+			my $content="";
+			my $showcontent=defined pagetype($file);
+			if ($showcontent) {
+				$content=eval { readfile(srcfile($file)) };
+				$showcontent=0 if $@;
+			}
 			my $url;
 			if (! IkiWiki::isinternal($page)) {
 				$url=urlto($page, undef, 1);
@@ -98,17 +117,17 @@ sub notify (@) {
 			else {
 				$url=$config{wikiurl}; # crummy fallback url
 			}
-			my $template=template("changemail.tmpl");
+			my $template=template("notifyemail.tmpl");
 			$template->param(
 				wikiname => $config{wikiname},
 				url => $url,
 				prefsurl => IkiWiki::cgiurl(do => "prefs"),
-				ispage => $ispage,
-				content => $ispage ? readfile(srcfile($file)) : "",
+				showcontent => $showcontent,
+				content => $content,
 			);
 			#translators: The two variables are the name of the wiki,
 			#translators: and a page that was changed.
-			#translators: This is used as the subject of a commit email.
+			#translators: This is used as the subject of an email.
 			my $subject=sprintf(gettext("%s: change notification for %s"),
 				$config{wikiname}, $page);
 			sendmail(
@@ -120,7 +139,7 @@ sub notify (@) {
 		}
 	}
 
-	exit 0; # daemon child
+	#exit 0; # daemon child
 }
 
 1

doc/plugins/notifyemail.mdwn

@@ -1,10 +1,12 @@
-This plugin allows emailing users when pages are created or changed. 
+This plugin allows uses to subscribe to pages, and emails them when
+they pages are created or changed.  
+
 It needs the [[!cpan Mail::SendMail]] perl module, and sends mail
 using the local MTA.
 
 Each user can configure which pages they are interested in, using an
 [[ikiwiki/PageSpec]] on their Preferences page. Any change to a page
-matching the pagespec will send an email that includes the new content of
+matching the PagSspec will send an email that includes the new content of
 the page, and a link to the page on the web.
 
 To make it easy to subscribe to comment threads when posting a comment,

templates/notifyemail.tmpl

@@ -2,8 +2,8 @@ A change has been made to <TMPL_VAR URL>
 
 To stop these notifications, visit <TMPL_VAR PREFSURL>
 
-<TMPL_IF ISPAGE>
+<TMPL_IF NAME=SHOWCONTENT>
 ----
 
 <TMPL_VAR CONTENT>
-<TMPL_IF>
+</TMPL_IF>