1: <?php
2: /**
3: * CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
4: * Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
5: *
6: * Licensed under The MIT License
7: * For full copyright and license information, please see the LICENSE.txt
8: * Redistributions of files must retain the above copyright notice.
9: *
10: * @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
11: * @link https://cakephp.org CakePHP(tm) Project
12: * @since 3.0.0
13: * @license https://opensource.org/licenses/mit-license.php MIT License
14: */
15: namespace Cake\I18n\Formatter;
16:
17: use Aura\Intl\Exception\CannotFormat;
18: use Aura\Intl\Exception\CannotInstantiateFormatter;
19: use Aura\Intl\FormatterInterface;
20: use MessageFormatter;
21:
22: /**
23: * A formatter that will interpolate variables using the MessageFormatter class
24: */
25: class IcuFormatter implements FormatterInterface
26: {
27:
28: /**
29: * Returns a string with all passed variables interpolated into the original
30: * message. Variables are interpolated using the MessageFormatter class.
31: *
32: * @param string $locale The locale in which the message is presented.
33: * @param string|array $message The message to be translated
34: * @param array $vars The list of values to interpolate in the message
35: * @return string The formatted message
36: * @throws \Aura\Intl\Exception\CannotFormat
37: * @throws \Aura\Intl\Exception\CannotInstantiateFormatter
38: */
39: public function format($locale, $message, array $vars)
40: {
41: unset($vars['_singular'], $vars['_count']);
42:
43: return $this->_formatMessage($locale, $message, $vars);
44: }
45:
46: /**
47: * Does the actual formatting using the MessageFormatter class
48: *
49: * @param string $locale The locale in which the message is presented.
50: * @param string|array $message The message to be translated
51: * @param array $vars The list of values to interpolate in the message
52: * @return string The formatted message
53: * @throws \Aura\Intl\Exception\CannotInstantiateFormatter if any error occurred
54: * while parsing the message
55: * @throws \Aura\Intl\Exception\CannotFormat If any error related to the passed
56: * variables is found
57: */
58: protected function _formatMessage($locale, $message, $vars)
59: {
60: if ($message === '') {
61: return $message;
62: }
63: // Using procedural style as it showed twice as fast as
64: // its counterpart in PHP 5.5
65: $result = MessageFormatter::formatMessage($locale, $message, $vars);
66:
67: if ($result === false) {
68: // The user might be interested in what went wrong, so replay the
69: // previous action using the object oriented style to figure out
70: $formatter = new MessageFormatter($locale, $message);
71: if (!$formatter) {
72: throw new CannotInstantiateFormatter(intl_get_error_message(), intl_get_error_code());
73: }
74:
75: $formatter->format($vars);
76: throw new CannotFormat($formatter->getErrorMessage(), $formatter->getErrorCode());
77: }
78:
79: return $result;
80: }
81: }
82: