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#!/usr/bin/perl
package IkiWiki::Plugin::notifyemail;
use warnings;
use strict;
use IkiWiki 3.00;
sub import {
hook(type => "formbuilder", id => "notifyemail", call => \&formbuilder);
hook(type => "getsetup", id => "notifyemail", call => \&getsetup);
hook(type => "changes", id => "notifyemail", call => \¬ify);
}
sub getsetup () {
return
plugin => {
safe => 1,
rebuild => 0,
},
}
sub formbuilder (@) {
my %params=@_;
my $form=$params{form};
return unless $form->title eq "preferences";
my $session=$params{session};
my $username=$session->param("name");
$form->field(name => "subscriptions", size => 50,
fieldset => "preferences",
comment => "(".htmllink("", "", "ikiwiki/PageSpec", noimageinline => 1).")");
if (! $form->submitted) {
$form->field(name => "subscriptions", force => 1,
value => getsubscriptions($username));
}
elsif ($form->submitted eq "Save Preferences" && $form->validate &&
defined $form->field("subscriptions")) {
setsubscriptions($username, $form->field('subscriptions'));
}
}
sub getsubscriptions ($) {
my $user=shift;
eval q{use IkiWiki::UserInfo};
error $@ if $@;
IkiWiki::userinfo_get($user, "subscriptions");
}
sub setsubscriptions ($$) {
my $user=shift;
my $subscriptions=shift;
eval q{use IkiWiki::UserInfo};
error $@ if $@;
IkiWiki::userinfo_set($user, "subscriptions", $subscriptions);
}
# Called by other plugins to subscribe the user to a pagespec.
sub subscribe ($$) {
my $user=shift;
my $addpagespec=shift;
my $pagespec=getsubscriptions($user);
setsubscriptions($user,
length $pagespec ? $pagespec." or ".$addpagespec : $addpagespec);
}
# Called by other plugins to subscribe an email to a pagespec.
sub anonsubscribe ($$) {
my $email=shift;
my $addpagespec=shift;
if (IkiWiki::Plugin::passwordauth->can("anonuser")) {
my $user=IkiWiki::Plugin::passwordauth::anonuser($email);
if (! defined $user) {
error(gettext("Cannot subscribe your email address without logging in."));
}
subscribe($user, $addpagespec);
}
}
sub notify (@) {
my @files=@_;
return unless @files;
eval q{use Mail::Sendmail};
error $@ if $@;
eval q{use IkiWiki::UserInfo};
error $@ if $@;
eval q{use URI};
error($@) 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: $!");
# 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;
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;
foreach my $file (@files) {
my $page=pagename($file);
next unless pagespec_match($page, $pagespec);
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);
}
elsif (defined $pagestate{$page}{meta}{permalink}) {
# need to use permalink for an internal page
$url=URI->new_abs($pagestate{$page}{meta}{permalink}, $config{url});
}
else {
$url=$config{url}; # crummy fallback url
}
my $pagedesc=$page;
if (defined $pagestate{$page}{meta}{title} &&
length $pagestate{$page}{meta}{title}) {
$pagedesc=qq{"$pagestate{$page}{meta}{title}"};
}
my $subject=gettext("change notification:")." ".$pagedesc;
if (pagetype($file) eq '_comment') {
$subject=gettext("comment notification:")." ".$pagedesc;
}
my $prefsurl=IkiWiki::cgiurl_abs(do => 'prefs');
if (IkiWiki::Plugin::passwordauth->can("anonusertoken")) {
my $token=IkiWiki::Plugin::passwordauth::anonusertoken($userinfo->{$user});
$prefsurl=IkiWiki::cgiurl_abs(
do => 'tokenauth',
name => $user,
token => $token,
) if defined $token;
}
my $template=template("notifyemail.tmpl");
$template->param(
wikiname => $config{wikiname},
url => $url,
prefsurl => $prefsurl,
showcontent => $showcontent,
content => $content,
);
sendmail(
To => $email,
From => "$config{wikiname} <$config{adminemail}>",
Subject => $subject,
Message => $template->output,
);
}
}
exit 0; # daemon child
}
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