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<?php |
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namespace Thinktomorrow\Squanto\Services; |
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use Illuminate\Support\Arr; |
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use League\Flysystem\Filesystem; |
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use Thinktomorrow\Squanto\Exceptions\EmptyTranslationFileException; |
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class LaravelTranslationsReader |
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{ |
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/** |
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* @var \Illuminate\Support\Collection |
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*/ |
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private $translations; |
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/** |
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* Local filesystem. Already contains the path to our translation files |
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* e.g. storage/app/trans |
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* |
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* @var Filesystem |
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*/ |
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private $filesystem; |
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private $path; |
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public function __construct(Filesystem $filesystem) |
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{ |
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$this->filesystem = $filesystem; |
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$this->path = $this->getSquantoLangPath(); |
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$this->translations = collect(); |
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} |
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/** |
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* Read the lang files for a specific locale |
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* |
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* @param $locale |
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* @param array $excluded filenames that should be excluded from the read |
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* @return \Illuminate\Support\Collection |
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*/ |
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public function read($locale, array $excluded = []) |
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{ |
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// Empty our translations for a new read |
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$this->translations = collect(); |
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$files = $this->filesystem->listContents($locale); |
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foreach ($files as $file) { |
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$filename = substr($file['path'], strrpos($file['path'], '/')); |
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$filename = ltrim($filename, '/'); |
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$filename = str_replace('.php', '', $filename); |
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if (in_array($filename, $excluded)) { |
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continue; |
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} |
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$this->translations[$filename] = require $this->path . DIRECTORY_SEPARATOR . $file['path']; |
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} |
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$this->validateTranslations(); |
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return $this; |
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} |
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/** |
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* @return \Illuminate\Support\Collection |
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*/ |
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public function get() |
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{ |
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return $this->translations; |
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} |
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/** |
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* Flatten per file a multi-dimensional associative array with dots. |
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* @return \Illuminate\Support\Collection |
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*/ |
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public function flattenPerFile() |
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{ |
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return $this->translations->map(function ($values) { |
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return Arr::dot($values); |
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}); |
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} |
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/** |
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* Flatten all files which also flattens the filenames (groups) with dots. |
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* Note: This will remove any empty language files |
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* |
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* @return \Illuminate\Support\Collection |
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*/ |
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public function flatten() |
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{ |
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return $this->translations->map(function ($values, $groupkey) { |
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return $this->prependGroupkey($values, $groupkey); |
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})->collapse(); |
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} |
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/** |
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* @param $values |
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* @param $groupkey |
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* @return array |
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*/ |
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private function prependGroupkey($values, $groupkey) |
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{ |
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$values = Arr::dot($values); |
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$combined = []; |
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foreach ($values as $key => $value) { |
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// Empty arrays will be ignored in our flattening |
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if (is_array($value) && empty($value)) { |
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continue; |
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} |
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$combined[$groupkey . '.' . $key] = $value; |
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} |
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return $combined; |
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} |
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private function getSquantoLangPath() |
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{ |
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$path = config('squanto.lang_path'); |
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return is_null($path) ? app('path.lang') : $path; |
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} |
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public function validateTranslations() |
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{ |
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$this->translations->each(function($translation, $key){ |
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if(!is_array($translation)) |
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{ |
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throw new EmptyTranslationFileException('The file "' . $key . '.php" seems empty. Make sure every lang file returns an array.'); |
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} |
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}); |
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} |
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} |
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thinktomorrow /
squanto
