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-rw-r--r--library/intl/scripts/currency/generate.php153
1 files changed, 153 insertions, 0 deletions
diff --git a/library/intl/scripts/currency/generate.php b/library/intl/scripts/currency/generate.php
new file mode 100644
index 000000000..723906f7a
--- /dev/null
+++ b/library/intl/scripts/currency/generate.php
@@ -0,0 +1,153 @@
+<?php
+
+/**
+ * Generates the json files stored in resources/currency.
+ *
+ * The ISO currency list is used as a base, since it doesn't contain
+ * deprecated currencies, unlike CLDR (v25 has 139 deprecated entries).
+ */
+
+set_time_limit(0);
+
+// Downloaded from http://www.currency-iso.org/en/home/tables/table-a1.html
+$isoCurrencies = '../c2.xml';
+// Downloaded from http://unicode.org/Public/cldr/26/json-full.zip
+$cldrCurrencies = '../json-full/main/en-US/currencies.json';
+$currencyData = '../json-full/supplemental/currencyData.json';
+if (!file_exists($isoCurrencies)) {
+ die("The $isoCurrencies file was not found");
+}
+if (!file_exists($cldrCurrencies)) {
+ die("The $cldrCurrencies file was not found");
+}
+if (!file_exists($currencyData)) {
+ die("The $currencyData file was not found");
+}
+if (!function_exists('collator_create')) {
+ // Reimplementing intl's collator would be a huge undertaking, so we
+ // use it instead to presort the generated locale specific data.
+ die('The intl extension was not found.');
+}
+
+// Locales listed without a "-" match all variants.
+// Locales listed with a "-" match only those exact ones.
+$ignoredLocales = array(
+ // Interlingua is a made up language.
+ 'ia',
+ // Valencian differs from its parent only by a single character (è/é).
+ 'ca-ES-VALENCIA',
+ // Those locales are 90% untranslated.
+ 'aa', 'as', 'az-Cyrl', 'az-Cyrl-AZ', 'bem', 'dua', 'gv', 'haw', 'ig', 'ii',
+ 'kkj', 'kok', 'kw', 'lkt', 'mgo', 'nnh', 'nr', 'nso', 'om', 'os', 'pa-Arab',
+ 'pa-Arab-PK', 'qu', 'rw', 'sah', 'smn', 'ss', 'ssy', 'st', 'tg', 'tn', 'ts',
+ 'uz-Arab', 'uz-Arab-AF', 've', 'vo', 'xh', 'yi',
+ // Special "grouping" locales.
+ 'root', 'en-US-POSIX', 'en-001', 'en-150', 'es-419',
+);
+
+// Assemble the base data.
+$baseData = array();
+$currencyData = json_decode(file_get_contents($currencyData), true);
+$currencyData = $currencyData['supplemental']['currencyData']['fractions'];
+$isoData = simplexml_load_file($isoCurrencies);
+foreach ($isoData->CcyTbl->CcyNtry as $currency) {
+ $attributes = (array) $currency->CcyNm->attributes();
+ if (!empty($attributes) && !empty($attributes['@attributes']['IsFund'])) {
+ // Ignore funds.
+ continue;
+ }
+ $currency = (array) $currency;
+ if (empty($currency['Ccy'])) {
+ // Ignore placeholders like "Antarctica".
+ continue;
+ }
+ if (substr($currency['CtryNm'], 0, 2) == 'ZZ' || in_array($currency['Ccy'], array('XUA', 'XSU', 'XDR'))) {
+ // Ignore special currencies.
+ continue;
+ }
+
+ $currencyCode = $currency['Ccy'];
+ $baseData[$currencyCode] = array(
+ 'code' => $currencyCode,
+ 'numeric_code' => $currency['CcyNbr'],
+ );
+ // Take the fraction digits from CLDR, not ISO, because it reflects real
+ // life usage more closely. If the digits aren't set, that means that the
+ // default value (2) should be used.
+ if (isset($currencyData[$currencyCode]['_digits'])) {
+ $fractionDigits = $currencyData[$currencyCode]['_digits'];
+ if ($fractionDigits != 2) {
+ $baseData[$currencyCode]['fraction_digits'] = $fractionDigits;
+ }
+ }
+}
+
+// Write out base.json.
+ksort($baseData);
+$json = json_encode($baseData, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
+file_put_contents('base.json', $json);
+
+// Gather available locales.
+$locales = array();
+if ($handle = opendir('../json-full/main')) {
+ while (false !== ($entry = readdir($handle))) {
+ if (substr($entry, 0, 1) != '.') {
+ $entryParts = explode('-', $entry);
+ if (!in_array($entry, $ignoredLocales) && !in_array($entryParts[0], $ignoredLocales)) {
+ $locales[] = $entry;
+ }
+ }
+ }
+ closedir($handle);
+}
+
+// Create the localizations.
+$currencies = array();
+foreach ($locales as $locale) {
+ $data = json_decode(file_get_contents('../json-full/main/' . $locale . '/currencies.json'), true);
+ $data = $data['main'][$locale]['numbers']['currencies'];
+ foreach ($data as $currencyCode => $currency) {
+ if (isset($baseData[$currencyCode])) {
+ $currencies[$locale][$currencyCode] = array(
+ 'name' => $currency['displayName'],
+ 'symbol' => $currency['symbol'],
+ );
+ }
+ }
+}
+
+// Identify localizations that are the same as the ones for the parent locale.
+// For example, "fr-FR" if "fr" has the same data.
+$duplicates = array();
+foreach ($currencies as $locale => $localizedCurrencies) {
+ if (strpos($locale, '-') !== FALSE) {
+ $localeParts = explode('-', $locale);
+ array_pop($localeParts);
+ $parentLocale = implode('-', $localeParts);
+ $diff = array_udiff($localizedCurrencies, $currencies[$parentLocale], function ($first, $second) {
+ return ($first['name'] == $second['name']) ? 0 : 1;
+ });
+
+ if (empty($diff)) {
+ // The duplicates are not removed right away because they might
+ // still be needed for other duplicate checks (for example,
+ // when there are locales like bs-Latn-BA, bs-Latn, bs).
+ $duplicates[] = $locale;
+ }
+ }
+}
+// Remove the duplicates.
+foreach ($duplicates as $locale) {
+ unset($currencies[$locale]);
+}
+
+// Write out the localizations.
+foreach ($currencies as $locale => $localizedCurrencies) {
+ $collator = collator_create($locale);
+ uasort($localizedCurrencies, function($a, $b) use ($collator) {
+ return collator_compare($collator, $a['name'], $b['name']);
+ });
+
+ $json = json_encode($localizedCurrencies, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
+ file_put_contents($locale . '.json', $json);
+}