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<?php
namespace Zotlabs\Lib\Traits;
use CommerceGuys\Intl\Language\LanguageRepository;
trait HelpHelperTrait {
// PHP versions before 8.2 does not support trait constants,
// Leave this commented out until we drop support for PHP 8.1.
//
// const VALID_FILE_EXT = ['md', 'bb', 'html'];
private string $file_name = '';
private string $file_type = '';
/**
* Determines help language.
*
* If the language was specified in the URL, override the language preference
* of the browser. Default to English if both of these are absent.
*
* Updates the `$lang` property of the module.
*/
private function determine_help_language() {
$language_repository = new LanguageRepository;
$languages = $language_repository->getList();
if(array_key_exists(argv(1), $languages)) {
$lang = argv(1);
$from_url = true;
} else {
$lang = \App::$language;
if(! isset($lang))
$lang = 'en';
$from_url = false;
}
$this->lang = array('language' => $lang, 'from_url' => $from_url);
}
/**
* Find the full path name of the file, given it's base path and
* the language of the request.
*
* @param string $base_path The path of the file to find, relative to the
* doc root path, and without the extension.
*/
private function find_help_file(string $base_path, string $lang): void {
// Use local variable until we can use trait constants.
$valid_file_ext = ['md', 'bb', 'html'];
$base_path = "doc/{$lang}/${base_path}";
foreach ($valid_file_ext as $ext) {
$path = "{$base_path}.{$ext}";
if (file_exists($path)) {
$this->file_name = $path;
$this->file_type = $ext;
break;
}
}
}
}
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