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<?php namespace Propaganistas\LaravelPhone\Validation; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\Collection; |
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use libphonenumber\PhoneNumberUtil; |
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use Propaganistas\LaravelPhone\Exceptions\InvalidParameterException; |
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use Propaganistas\LaravelPhone\Exceptions\CountryCodeException; |
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use Propaganistas\LaravelPhone\Exceptions\NumberParseException; |
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use Propaganistas\LaravelPhone\PhoneNumber; |
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use Propaganistas\LaravelPhone\Traits\ParsesCountries; |
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use Propaganistas\LaravelPhone\Traits\ParsesTypes; |
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class Phone |
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{ |
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use ParsesCountries, |
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ParsesTypes; |
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/** |
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* @var \libphonenumber\PhoneNumberUtil |
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*/ |
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protected $lib; |
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/** |
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* Phone constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->lib = PhoneNumberUtil::getInstance(); |
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} |
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/** |
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* Validates a phone number. |
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* |
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* @param string $attribute |
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* @param mixed $value |
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* @param array $parameters |
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* @param object $validator |
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* @return bool |
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*/ |
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public function validate($attribute, $value, array $parameters, $validator) |
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{ |
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$data = $validator->getData(); |
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list( |
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$countries, |
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$types, |
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$detect, |
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$lenient) = $this->extractParameters($attribute, $parameters, $data); |
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// A "null" country is prepended: |
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// 1. In case of auto-detection to have the validation run first without supplying a country. |
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// 2. In case of lenient validation without provided countries; we still might have some luck... |
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if ($detect || ($lenient && empty($countries))) { |
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array_unshift($countries, null); |
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} |
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foreach ($countries as $country) { |
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try { |
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// Parsing the phone number also validates the country, so no need to do this explicitly. |
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// It'll throw a PhoneCountryException upon failure. |
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$phoneNumber = PhoneNumber::make($value, $country); |
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// Type validation. |
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if (! empty($types) && ! $phoneNumber->isOfType($types)) { |
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continue; |
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} |
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$lenientPhoneNumber = $phoneNumber->lenient()->getPhoneNumberInstance(); |
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// Lenient validation. |
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if ($lenient && $this->lib->isPossibleNumber($lenientPhoneNumber, $country)) { |
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return true; |
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} |
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$phoneNumberInstance = $phoneNumber->getPhoneNumberInstance(); |
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// Country detection. |
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if ($detect && $this->lib->isValidNumber($phoneNumberInstance)) { |
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return true; |
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} |
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// Default number+country validation. |
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if ($this->lib->isValidNumberForRegion($phoneNumberInstance, $country)) { |
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return true; |
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} |
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} catch (NumberParseException $e) { |
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continue; |
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} |
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} |
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return false; |
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} |
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/** |
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* Parse and extract parameters in the appropriate validation arguments. |
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* |
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* @param string $attribute |
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* @param array $parameters |
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* @param array $data |
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* @return array |
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* @throws \Propaganistas\LaravelPhone\Exceptions\InvalidParameterException |
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*/ |
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protected function extractParameters($attribute, array $parameters, array $data) |
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{ |
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// Discover if an input field was provided. If not, guess the field's name. |
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$inputField = Collection::make($parameters) |
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->intersect(array_keys(Arr::dot($data))) |
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->first(null, "${attribute}_country"); |
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// Attempt to retrieve the field's value. If no field is present, this will be null. |
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$inputCountry = Arr::get($data, $inputField); |
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$countries = static::parseCountries($inputCountry ? [$inputCountry] : $parameters); |
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$types = static::parseTypes($parameters); |
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// Force developers to write proper code. |
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// Since the static parsers return a validated array with preserved keys, we can safely diff against the keys. |
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$leftovers = Collection::make($parameters) |
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->diffKeys($types) |
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->diffKeys($inputCountry ? [] : $countries) |
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->diff(['AUTO', 'LENIENT', $inputField]); |
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if ($leftovers->isNotEmpty()) { |
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throw InvalidParameterException::parameters($leftovers); |
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} |
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return [ |
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$countries, |
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$types, |
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in_array('AUTO', $parameters), |
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in_array('LENIENT', $parameters), |
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$inputField, |
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]; |
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} |
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} |
Propaganistas /
Laravel-Phone
