Project owners can now enter multiple email addresses for each notification type.

Each email must be separated by a comma from the other. (Based on a patch from
Pierre Marechal, fixes issue 372).

src/IDF/Form/Field/EmailList.php

@@ -0,0 +1,51 @@
+<?php
+/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+# ***** BEGIN LICENSE BLOCK *****
+# This file is part of InDefero, an open source project management application.
+# Copyright (C) 2010 Céondo Ltd and contributors.
+#
+# Plume Framework is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+#
+# Plume Framework is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# ***** END LICENSE BLOCK ***** */
+
+/**
+ * Similar to Pluf_Form_Field_Email, this form field validates one or more
+ * email addresses separated by a comma
+ */
+class IDF_Form_Field_EmailList extends Pluf_Form_Field
+{
+    public $widget = 'Pluf_Form_Widget_TextInput';
+
+    public function clean($value)
+    {
+        parent::clean($value);
+        if (in_array($value, $this->empty_values)) {
+            $value = '';
+        }
+        if ($value == '') {
+            return $value;
+        }
+        $emails = preg_split('/\s*,\s*/', $value, -1, PREG_SPLIT_NO_EMPTY);
+        foreach ($emails as $email) {
+            if (!Pluf_Utils::isValidEmail($email)) {
+                throw new Pluf_Form_Invalid(__(
+                    'Please enter one or more valid email addresses.'
+                ));
+            }
+        }
+        return implode(',', $emails);
+    }
+}