81 lines
2.7 KiB
PHP
81 lines
2.7 KiB
PHP
<?php
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require __DIR__ . '/../vendor/autoload.php';
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// Downloaded from http://www.currency-iso.org/en/home/tables/table-a1.html
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$isoCurrencies = __DIR__ . '/assets/c2.xml';
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// Downloaded from https://github.com/unicode-org/cldr-json.git
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$currencyData = __DIR__ . '/assets/cldr/cldr-json/cldr-core/supplemental/currencyData.json';
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$localeDirectory = __DIR__ . '/assets/cldr/cldr-json/cldr-localenames-modern/main/';
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$numbersDirectory = __DIR__ . '/assets/cldr/cldr-json/cldr-numbers-modern/main/';
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// Preflight checks.
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if (!file_exists($currencyData)) {
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die("The $currencyData file was not found");
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}
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if (!file_exists($isoCurrencies)) {
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die("The $isoCurrencies file was not found");
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}
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if (!is_dir($localeDirectory)) {
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die("The $localeDirectory directory was not found");
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}
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if (!is_dir($numbersDirectory)) {
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die("The $numbersDirectory directory was not found");
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}
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if (!function_exists('collator_create')) {
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// Reimplementing intl's collator would be a huge undertaking, so we
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// use it instead to presort the generated locale specific data.
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die('The intl extension was not found.');
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}
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// Locales listed without a "-" match all variants.
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// Locales listed with a "-" match only those exact ones.
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$ignoredLocales = [
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// English is our fallback, we don't need another.
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"und",
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// Esperanto, Interlingua, Volapuk are made up languages.
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"eo", "ia", "vo",
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// Belarus (Classical orthography), Church Slavic, Manx,
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// Prussian are historical.
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"be-tarask", "cu", "gv", "prg",
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// Valencian differs from its parent only by a single character (è/é).
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"ca-ES-valencia",
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// Africa secondary languages.
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// Not present in "modern" data, just listed in parentLocales.
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"bm", "byn", "dje", "dyo", "ff", "ha", "shi", "vai", "wo", "yo",
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// Infrequently used locales.
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"jv", "kn", "ml", "row", "sat", "sd", "to",
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];
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/**
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* Converts the provided data into json and writes it to the disk.
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*/
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function file_put_json($filename, $data)
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{
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$data = json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
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// Indenting with tabs instead of 4 spaces gives us 20% smaller files.
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$data = str_replace(' ', "\t", $data);
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file_put_contents($filename, $data);
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}
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/**
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* Creates a list of available locales.
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*/
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function discover_locales()
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{
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global $localeDirectory, $ignoredLocales;
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// Gather available locales.
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$locales = [];
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foreach (scandir($localeDirectory) as $entry) {
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if (substr($entry, 0, 1) != '.') {
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$entryParts = explode('-', $entry);
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if (!in_array($entry, $ignoredLocales) && !in_array($entryParts[0], $ignoredLocales)) {
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$locales[] = $entry;
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}
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}
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}
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return $locales;
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}
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