libphonenumber\PhoneMetadata::fromArray PHP Method

    public function fromArray(array $input)
    {
        if (isset($input['generalDesc'])) {
            $desc = new PhoneNumberDesc();
            $this->setGeneralDesc($desc->fromArray($input['generalDesc']));
        }
        if (isset($input['fixedLine'])) {
            $desc = new PhoneNumberDesc();
            $this->setFixedLine($desc->fromArray($input['fixedLine']));
        }
        if (isset($input['mobile'])) {
            $desc = new PhoneNumberDesc();
            $this->setMobile($desc->fromArray($input['mobile']));
        }
        if (isset($input['tollFree'])) {
            $desc = new PhoneNumberDesc();
            $this->setTollFree($desc->fromArray($input['tollFree']));
        }
        if (isset($input['premiumRate'])) {
            $desc = new PhoneNumberDesc();
            $this->setPremiumRate($desc->fromArray($input['premiumRate']));
        }
        if (isset($input['sharedCost'])) {
            $desc = new PhoneNumberDesc();
            $this->setSharedCost($desc->fromArray($input['sharedCost']));
        }
        if (isset($input['personalNumber'])) {
            $desc = new PhoneNumberDesc();
            $this->setPersonalNumber($desc->fromArray($input['personalNumber']));
        }
        if (isset($input['voip'])) {
            $desc = new PhoneNumberDesc();
            $this->setVoip($desc->fromArray($input['voip']));
        }
        if (isset($input['pager'])) {
            $desc = new PhoneNumberDesc();
            $this->setPager($desc->fromArray($input['pager']));
        }
        if (isset($input['uan'])) {
            $desc = new PhoneNumberDesc();
            $this->setUan($desc->fromArray($input['uan']));
        }
        if (isset($input['emergency'])) {
            $desc = new PhoneNumberDesc();
            $this->setEmergency($desc->fromArray($input['emergency']));
        }
        if (isset($input['voicemail'])) {
            $desc = new PhoneNumberDesc();
            $this->setVoicemail($desc->fromArray($input['voicemail']));
        }
        if (isset($input['shortCode'])) {
            $desc = new PhoneNumberDesc();
            $this->setShortCode($desc->fromArray($input['shortCode']));
        }
        if (isset($input['standardRate'])) {
            $desc = new PhoneNumberDesc();
            $this->setStandardRate($desc->fromArray($input['standardRate']));
        }
        if (isset($input['carrierSpecific'])) {
            $desc = new PhoneNumberDesc();
            $this->setCarrierSpecific($desc->fromArray($input['carrierSpecific']));
        }
        if (isset($input['noInternationalDialling'])) {
            $desc = new PhoneNumberDesc();
            $this->setNoInternationalDialling($desc->fromArray($input['noInternationalDialling']));
        }
        $this->setId($input['id']);
        $this->setCountryCode($input['countryCode']);
        $this->setInternationalPrefix($input['internationalPrefix']);
        if (isset($input['preferredInternationalPrefix'])) {
            $this->setPreferredInternationalPrefix($input['preferredInternationalPrefix']);
        }
        if (isset($input['nationalPrefix'])) {
            $this->setNationalPrefix($input['nationalPrefix']);
        }
        if (isset($input['nationalPrefix'])) {
            $this->setNationalPrefix($input['nationalPrefix']);
        }
        if (isset($input['preferredExtnPrefix'])) {
            $this->setPreferredExtnPrefix($input['preferredExtnPrefix']);
        }
        if (isset($input['nationalPrefixForParsing'])) {
            $this->setNationalPrefixForParsing($input['nationalPrefixForParsing']);
        }
        if (isset($input['nationalPrefixTransformRule'])) {
            $this->setNationalPrefixTransformRule($input['nationalPrefixTransformRule']);
        }
        foreach ($input['numberFormat'] as $numberFormatElt) {
            $numberFormat = new NumberFormat();
            $numberFormat->fromArray($numberFormatElt);
            $this->addNumberFormat($numberFormat);
        }
        foreach ($input['intlNumberFormat'] as $intlNumberFormatElt) {
            $numberFormat = new NumberFormat();
            $numberFormat->fromArray($intlNumberFormatElt);
            $this->addIntlNumberFormat($numberFormat);
        }
        $this->setMainCountryForCode($input['mainCountryForCode']);
        if (isset($input['leadingDigits'])) {
            $this->setLeadingDigits($input['leadingDigits']);
        }
        if (isset($input['leadingZeroPossible'])) {
            $this->setLeadingZeroPossible($input['leadingZeroPossible']);
        }
        if (isset($input['mobileNumberPortableRegion'])) {
            $this->setMobileNumberPortableRegion($input['mobileNumberPortableRegion']);
        }
        return $this;
    }

 public function loadMetadataFromFile($filePrefix, $regionCode, $countryCallingCode)
 {
     $isNonGeoRegion = self::REGION_CODE_FOR_NON_GEO_ENTITY === $regionCode;
     $fileName = $filePrefix . '_' . ($isNonGeoRegion ? $countryCallingCode : $regionCode) . '.php';
     if (!is_readable($fileName)) {
         throw new \RuntimeException('missing metadata: ' . $fileName);
     } else {
         $data = (include $fileName);
         $metadata = new PhoneMetadata();
         $metadata->fromArray($data);
         if ($isNonGeoRegion) {
             $this->countryCodeToNonGeographicalMetadataMap[$countryCallingCode] = $metadata;
         } else {
             $this->regionToMetadataMap[$regionCode] = $metadata;
         }
     }
 }