1 files changed, 66 insertions, 0 deletions

diff --git a/inc/Twig/Extensions/Extension/Intl.php b/inc/Twig/Extensions/Extension/Intl.php
new file mode 100644
index 00000000..40f7fc20
--- /dev/null
+++ b/inc/Twig/Extensions/Extension/Intl.php
@@ -0,0 +1,66 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+class Twig_Extensions_Extension_Intl extends Twig_Extension
+{
+    public function __construct()
+    {
+        if (!class_exists('IntlDateFormatter')) {
+            throw new RuntimeException('The intl extension is needed to use intl-based filters.');
+        }
+    }
+
+    /**
+     * Returns a list of filters to add to the existing list.
+     *
+     * @return array An array of filters
+     */
+    public function getFilters()
+    {
+        return array(
+            'localizeddate' => new Twig_Filter_Function('twig_localized_date_filter', array('needs_environment' => true)),
+        );
+    }
+
+    /**
+     * Returns the name of the extension.
+     *
+     * @return string The extension name
+     */
+    public function getName()
+    {
+        return 'intl';
+    }
+}
+
+function twig_localized_date_filter(Twig_Environment $env, $date, $dateFormat = 'medium', $timeFormat = 'medium', $locale = null, $timezone = null, $format = null)
+{
+    $date = twig_date_converter($env, $date, $timezone);
+
+    $formatValues = array(
+        'none'   => IntlDateFormatter::NONE,
+        'short'  => IntlDateFormatter::SHORT,
+        'medium' => IntlDateFormatter::MEDIUM,
+        'long'   => IntlDateFormatter::LONG,
+        'full'   => IntlDateFormatter::FULL,
+    );
+
+    $formatter = IntlDateFormatter::create(
+        $locale !== null ? $locale : Locale::getDefault(),
+        $formatValues[$dateFormat],
+        $formatValues[$timeFormat],
+        $date->getTimezone()->getName(),
+        IntlDateFormatter::GREGORIAN,
+        $format
+    );
+
+    return $formatter->format($date->getTimestamp());
+}