support multiple numbers in compose with manual input

Closes #478

application/controllers/Kalkun.php

@@ -376,6 +376,32 @@ function phone_number_validation()
 		echo json_encode($result);
 	}
 
+	// --------------------------------------------------------------------
+
+	/**
+	 * Check multiple phone number validity
+	 *
+	 * returns a json string used by jquery validation plugin
+	 * "true" if all phone numbers are valid
+	 * "an error message with the faulty number" if not
+	 */
+	function phone_number_validation_multiple()
+	{
+		$tmp_dest = explode(',', $this->input->get_post('phone'));
+		foreach ($tmp_dest as $key => $val)
+		{
+			$result = is_phone_number_valid($val, $this->input->get_post('region'));
+			if ($result !== TRUE)
+			{
+				header('Content-type: application/json');
+				echo json_encode($result.' ('.trim($val).')');
+				return;
+			}
+		}
+		header('Content-type: application/json');
+		echo json_encode('true');
+	}
+
 	function get_csrf_hash()
 	{
 		header('Content-type: application/json');

application/controllers/Messages.php

@@ -352,7 +352,7 @@ function compose_process()
 				$tmp_dest = explode(',', $this->input->post('manualvalue'));
 				foreach ($tmp_dest as $key => $tmp)
 				{
-					$this->_phone_number_validation($this->input->post('manualvalue'));
+					$this->_phone_number_validation($tmp);
 					$dest[$key] = phone_format_e164($tmp);
 				}
 				break;

application/views/js_init/message/js_compose.php

@@ -201,7 +201,7 @@ function onTagInputKeydown(e) {
 				manualvalue: {
 					required: "#sendoption3:checked",
 					remote: {
-						url: "<?php echo site_url('kalkun/phone_number_validation'); ?>",
+						url: "<?php echo site_url('kalkun/phone_number_validation_multiple'); ?>",
 						type: "get",
 						data: {
 							phone: function() {