1 <?php
2 /* --------------------------------------------------------------
3 CustomerFirstname.inc.php 2015-01-30 gm
4 Gambio GmbH
5 http://www.gambio.de
6 Copyright (c) 2014 Gambio GmbH
7 Released under the GNU General Public License (Version 2)
8 [http://www.gnu.org/licenses/gpl-2.0.html]
9 --------------------------------------------------------------
10 */
11
12 MainFactory::load_class('CustomerFirstnameInterface');
13
14 /**
15 * Value Object
16 *
17 * Class CustomerFirstname
18 *
19 * Represents a customer firstname
20 *
21 * @category System
22 * @package Customer
23 * @subpackage ValueObjects
24 * @implements CustomerFirstnameInterface
25 */
26 class CustomerFirstname implements CustomerFirstnameInterface
27 {
28 /**
29 * Customer's first name.
30 * @var string
31 */
32 protected $firstname;
33
34
35 /**
36 * Constructor of the class CustomerFirstname.
37 *
38 * Validates the length and the data type of a customer firstname.
39 *
40 * @param string $p_firstname Customer's first name.
41 *
42 * @throws InvalidArgumentException If $p_firstname is not a string.
43 * @throws LengthException If $p_firstname contains more characters than 32.
44 */
45 public function __construct($p_firstname)
46 {
47 if(!is_string($p_firstname))
48 {
49 throw new InvalidArgumentException('$p_firstname is not a string');
50 }
51
52 $dbFieldLength = 32;
53 $firstname = trim($p_firstname);
54
55 if(strlen_wrapper($firstname) > $dbFieldLength)
56 {
57 throw new LengthException('$firstname is longer than ' . $dbFieldLength . ' characters VARCHAR(32)');
58 }
59
60 $this->firstname = $firstname;
61 }
62
63
64 /**
65 * Returns the equivalent string value.
66 * @return string Equivalent string value.
67 */
68 public function __toString()
69 {
70 return $this->firstname;
71 }
72 }