- // Default if browser does not send HTTP_ACCEPT_LANGUAGE
- $attempts = array('en_US');
- if (isset($headerLocale)) {
- // (It's a bit crude, but it works very well. Preferred language is always presented first.)
- if (preg_match('/([a-z]{2})-?([a-z]{2})?/i', $headerLocale, $matches)) {
- $loc = $matches[1] . (!empty($matches[2]) ? '_' . strtoupper($matches[2]) : '');
- $attempts = array(
- $loc.'.UTF-8', $loc, str_replace('_', '-', $loc).'.UTF-8', str_replace('_', '-', $loc),
- $loc . '_' . strtoupper($loc).'.UTF-8', $loc . '_' . strtoupper($loc),
- $loc . '_' . $loc.'.UTF-8', $loc . '_' . $loc, $loc . '-' . strtoupper($loc).'.UTF-8',
- $loc . '-' . strtoupper($loc), $loc . '-' . $loc.'.UTF-8', $loc . '-' . $loc
- );
+ if ($bytes === '') {
+ return t('Setting not set');
+ }
+ if (! is_integer_mixed($bytes)) {
+ return $bytes;
+ }
+ $bytes = intval($bytes);
+ if ($bytes === 0) {
+ return t('Unlimited');
+ }
+
+ $units = [t('B'), t('kiB'), t('MiB'), t('GiB')];
+ for ($i = 0; $i < count($units) && $bytes >= 1024; ++$i) {
+ $bytes /= 1024;
+ }
+
+ return round($bytes) . $units[$i];
+}
+
+/**
+ * Try to determine max file size for uploads (POST).
+ * Returns an integer (in bytes) or formatted depending on $format.
+ *
+ * @param mixed $limitPost post_max_size PHP setting
+ * @param mixed $limitUpload upload_max_filesize PHP setting
+ * @param bool $format Format max upload size to human readable size
+ *
+ * @return int|string max upload file size
+ */
+function get_max_upload_size($limitPost, $limitUpload, $format = true)
+{
+ $size1 = return_bytes($limitPost);
+ $size2 = return_bytes($limitUpload);
+ // Return the smaller of two:
+ $maxsize = min($size1, $size2);
+ return $format ? human_bytes($maxsize) : $maxsize;
+}
+
+/**
+ * Sort the given array alphabetically using php-intl if available.
+ * Case sensitive.
+ *
+ * Note: doesn't support multidimensional arrays
+ *
+ * @param array $data Input array, passed by reference
+ * @param bool $reverse Reverse sort if set to true
+ * @param bool $byKeys Sort the array by keys if set to true, by value otherwise.
+ */
+function alphabetical_sort(&$data, $reverse = false, $byKeys = false)
+{
+ $callback = function ($a, $b) use ($reverse) {
+ // Collator is part of PHP intl.
+ if (class_exists('Collator')) {
+ $collator = new Collator(setlocale(LC_COLLATE, 0));
+ if (!intl_is_failure(intl_get_error_code())) {
+ return $collator->compare($a, $b) * ($reverse ? -1 : 1);
+ }