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<?php |
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namespace Thinktomorrow\Chief\Fields; |
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class LocalizedFieldValidationRules |
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{ |
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/** @var array */ |
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private $locales; |
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/** @var string */ |
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private $defaultLocale; |
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public function __construct(array $locales = []) |
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{ |
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$this->locales = $locales; |
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$this->defaultLocale = config('app.fallback_locale'); |
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} |
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public function rules($rules): array |
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{ |
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$localizedRules = []; |
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foreach ($rules as $attr => $rule) { |
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foreach ($this->locales as $locale) { |
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// If it contains an asterisk, we'll replace that, else by default |
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// prepend the name with the expected trans.<locale>. string |
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$localizedAttr = (false !== strpos($attr, ':locale')) |
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? str_replace(':locale', $locale, $attr) |
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: 'trans.' . $locale . '.' . $attr; |
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$localizedAttr = $this->replaceBracketsByDots($localizedAttr); |
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$localizedRules[$localizedAttr] = $rule; |
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} |
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} |
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$rules = $localizedRules; |
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return $rules; |
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} |
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/** |
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* Request payload can influence the validation rules. If an entire locale input |
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* is empty, this locale should be completely ignored unless it's the default |
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* |
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* @param array $data |
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* @return LocalizedFieldValidationRules |
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*/ |
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public function influenceByPayload(array $data) |
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{ |
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if (! isset($data['trans'])) { |
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return $this; |
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} |
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// Remove locales that are considered empty in the request payload |
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foreach ($data['trans'] as $locale => $values) { |
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if ($locale == $this->defaultLocale || ! is_array_empty($values)) { |
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continue; |
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} |
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$key = array_search($locale, $this->locales); |
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unset($this->locales[$key]); |
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} |
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return $this; |
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} |
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private function replaceBracketsByDots(string $localizedAttr): string |
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{ |
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return str_replace(['[', ']'], ['.', ''], $localizedAttr); |
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} |
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} |
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thinktomorrow /
chief
