From 3616c9a8a896d8bf1746d0dea07c1c7660efdd3d Mon Sep 17 00:00:00 2001
From: Blou <philippe.blouin@inlibro.com>
Date: Fri, 7 Mar 2014 13:31:30 -0500
Subject: [PATCH] Bug 8000 - Validate allEmailsTo email address before using
 it

This patch adds Data::Validate::Email to validate the "allEmailsTo" address
before using it as a unique destination.
Added to PerlDependencies.pm for this and future potential usages.
---
 C4/Installer/PerlDependencies.pm |    5 +++++
 C4/Letters.pm                    |    9 +++++----
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/C4/Installer/PerlDependencies.pm b/C4/Installer/PerlDependencies.pm
index 57c5972..36d097b 100644
--- a/C4/Installer/PerlDependencies.pm
+++ b/C4/Installer/PerlDependencies.pm
@@ -737,6 +737,11 @@ our $PERL_DEPS = {
         'required' => '0',
         'min_ver'  => '0.89',
     },
+    'Data::Validate::Email' => {
+        'usage'    => 'Email validation',
+        'required' => '1',
+        'min_ver'  => '0.04',
+    },
 };
 
 1;
diff --git a/C4/Letters.pm b/C4/Letters.pm
index 259f9de..c31d3b3 100644
--- a/C4/Letters.pm
+++ b/C4/Letters.pm
@@ -35,6 +35,7 @@ use Date::Calc qw( Add_Delta_Days );
 use Encode;
 use Carp;
 use Koha::Email;
+use Data::Validate::Email qw(is_email);
 
 use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
 
@@ -405,7 +406,7 @@ sub SendAlerts {
             my $borinfo = C4::Members::GetMember('borrowernumber' => $_->{'borrowernumber'});
             my $sendAllEmailsTo = C4::Context->preference('SendAllEmailsTo');
             my $email = $sendAllEmailsTo;
-            if (!($sendAllEmailsTo && $sendAllEmailsTo =~ /@/) ){ # some validation.  This could be improved.
+            if (!($sendAllEmailsTo && is_email($sendAllEmailsTo))){
                 $email = $borinfo->{email} or next;
             }
 
@@ -524,7 +525,7 @@ sub SendAlerts {
         my $emailsCC = join( ',', @cc);
         my $sendAllEmailsTo = C4::Context->preference('SendAllEmailsTo');
         # some validation.  This could be improved.
-        if ($sendAllEmailsTo && $sendAllEmailsTo =~ /@/ ) {
+        if ($sendAllEmailsTo && is_email($sendAllEmailsTo) ) {
             $emailsTo = $sendAllEmailsTo;
             $emailsCC = '';
         }
@@ -584,7 +585,7 @@ sub SendAlerts {
         my $email = Koha::Email->new();
         my $emailaddr = $externalid->{'emailaddr'};
         my $sendAllEmailsTo = C4::Context->preference('SendAllEmailsTo');
-        $emailaddr = $sendAllEmailsTo if ($sendAllEmailsTo && $sendAllEmailsTo =~ /@/ ); # some validation.  This could be improved.
+        $emailaddr = $sendAllEmailsTo if ($sendAllEmailsTo && is_email($sendAllEmailsTo) );
         my %mail  = $email->create_message_headers(
             {
                 to      => $emailaddr,
@@ -1153,7 +1154,7 @@ sub _send_message_by_email {
         $to_address = C4::Members::GetNoticeEmailAddress( $message->{'borrowernumber'} );
     }
     my $sendAllEmailsTo = C4::Context->preference('SendAllEmailsTo');
-    $to_address = $sendAllEmailsTo if ($sendAllEmailsTo && $sendAllEmailsTo =~ /@/ ); # some validation.  This could be improved.
+    $to_address = $sendAllEmailsTo if ($sendAllEmailsTo && is_email($sendAllEmailsTo) );
     unless ($to_address) {
         if (!$member) {
             warn "FAIL: No 'to_address' and INVALID borrowernumber ($message->{borrowernumber})";
-- 
1.7.9.5