Stevebauman\Translation\Translation::translate PHP Method

    public function translate($text = '', $replacements = [], $toLocale = '', $runOnce = false)
    {
        try {
            // Make sure $text is actually a string and not and object / int
            $this->validateText($text);
            // Get the default translation text. This will insert the translation
            // and the default application locale if they don't
            // exist using firstOrCreate
            $defaultTranslation = $this->getDefaultTranslation($text);
            // If there are replacements inside the array we need to convert them
            // into google translate safe placeholders. ex :name to __name__
            if (count($replacements) > 0) {
                $defaultTranslation->translation = $this->makeTranslationSafePlaceholders($text, $replacements);
            }
            // If a toLocale has been provided, we're only translating a single string, so
            // we won't call the getLocale method as it retrieves and sets the default
            // session locale. If it has not been provided, we'll get the
            // default locale, and set it on the current session.
            if ($toLocale) {
                $toLocale = $this->firstOrCreateLocale($toLocale);
            } else {
                $toLocale = $this->firstOrCreateLocale($this->getLocale());
            }
            // Check if translation is requested for default locale.
            // If it is default locale we can just return default translation.
            if ($defaultTranslation->getAttribute($this->localeModel->getForeignKey()) == $toLocale->getKey()) {
                return $this->makeReplacements($defaultTranslation->translation, $replacements);
            }
            // Since we are not on default translation locale, we will have to
            // create (or get first) translation for provided locale where
            // parent translation is our default translation.
            $translation = $this->firstOrCreateTranslation($toLocale, $defaultTranslation->translation, $defaultTranslation);
            return $this->makeReplacements($translation->translation, $replacements);
        } catch (\Illuminate\Database\QueryException $e) {
            // If foreign key integrity constrains fail, we have a caching issue
            if (!$runOnce) {
                // If this has not been run before, proceed
                // Burst locale cache
                $this->removeCacheLocale($toLocale->code);
                // Burst translation cache
                $this->removeCacheTranslation($this->translationModel->firstOrNew([$toLocale->getForeignKey() => $toLocale->getKey(), 'translation' => $text]));
                // Attempt translation 1 more time
                return $this->translate($text, $replacements, $toLocale->code, $runOnce = true);
            } else {
                // If it has already tried translating once and failed again,
                // prevent infinite loops and just return the text
                return $text;
            }
        }
    }