source: spip-zone/_plugins_/libphonenumber/verifier/phone.php

<?php
/**
 * vérification des numéros internationaux
 * 
 * @plugin     libphonenumber for SPIP
 * @copyright  2019
 * @author     Anne-lise Martenot
 * @licence    GNU/GPL
 * (c) 2019 - Distribue sous licence GNU/GPL
 *
**/

if (!defined('_ECRIRE_INC_VERSION')) {
        return;
}

/**
 * Vérifie un numéro de téléphone avec la lib https://github.com/giggsey/libphonenumber-for-php
 * 
 *
 * @param string $valeur
 *   La valeur à vérifier.
 * @param array $options
 *   pays
 * @return string
 *   Retourne une chaine vide si c'est valide, sinon une chaine expliquant l'erreur.
 */

        include_spip('lib/libphonenumber/src/MatcherAPIInterface');
        include_spip('lib/libphonenumber/src/MetadataLoaderInterface');
        include_spip('lib/libphonenumber/src/DefaultMetadataLoader');
        include_spip('lib/libphonenumber/src/MetadataSourceInterface');
        include_spip('lib/libphonenumber/src/MultiFileMetadataSourceImpl');
        include_spip('lib/libphonenumber/src/PhoneNumberUtil');
        include_spip('lib/libphonenumber/src/CountryCodeToRegionCodeMap');
        include_spip('lib/libphonenumber/src/RegexBasedMatcher');
        include_spip('lib/libphonenumber/src/PhoneNumber');
        include_spip('lib/libphonenumber/src/CountryCodeSource');
        include_spip('lib/libphonenumber/src/Matcher');
        include_spip('lib/libphonenumber/src/PhoneMetadata');
        include_spip('lib/libphonenumber/src/PhoneNumberDesc');
        include_spip('lib/libphonenumber/src/NumberFormat');
        include_spip('lib/libphonenumber/src/PhoneNumberType');
        include_spip('lib/libphonenumber/src/ValidationResult');
        include_spip('lib/libphonenumber/src/NumberParseException');
        include_spip('lib/libphonenumber/src/PhoneNumberFormat');
        

        use libphonenumber\MatcherAPIInterface;
        use libphonenumber\MetadataLoaderInterface;
        use libphonenumber\DefaultMetadataLoader;
        use libphonenumber\MetadataSourceInterface;
        use libphonenumber\MultiFileMetadataSourceImpl;
        use libphonenumber\PhoneNumberUtil;
        use libphonenumber\PhoneNumber;
        use libphonenumber\RegexBasedMatcher;
        use libphonenumber\CountryCodeToRegionCodeMap;
        use libphonenumber\CountryCodeSource;
        use libphonenumber\Matcher;
        use libphonenumber\PhoneMetadata;
        use libphonenumber\PhoneNumberDesc;
        use libphonenumber\NumberFormat;
        use libphonenumber\PhoneNumberType;
        use libphonenumber\ValidationResult;
        use libphonenumber\NumberParseException;
        use libphonenumber\PhoneNumberFormat;


function verifier_phone_dist($valeur, $options = array()) { 
        $ok = '';
        
        $erreur = _T('verifier:erreur_telephone');
        if (!is_string($valeur) OR strlen($valeur) < 8 ) {
                return $erreur;
        }
        
        $clean_number = str_replace("|","",$valeur);
        if($valeur != $clean_number){
                return $erreur." Merci de retirer le signe |";
        }
        
        $pays = $options['prefixes_pays']; //"CH"
        
        $NumberStr = $valeur ;//"044 668 18 00";
        $phoneUtil = libphonenumber\PhoneNumberUtil::getInstance();
        try {
                $NumberProto = $phoneUtil->parse($NumberStr, $pays);
                //var_dump($NumberProto);
        } catch (libphonenumber\NumberParseException $e) {
                //var_dump($e);
                return $e;
        }
        
        $isValid = $phoneUtil->isValidNumber($NumberProto);
        //var_dump($isValid); // true →1
        if(!$isValid){
                $erreur = "Attention à l'écriture du numéro";
                return $erreur;
        }
        //on va peut-être garder l'international pour la construction du form Elavon
        $international = $phoneUtil->format($NumberProto, \libphonenumber\PhoneNumberFormat::INTERNATIONAL);
        
        if($valeur != $international){
                $erreur = "Erreur dans l'internationalisation du numéro"; //.$NumberProto['nationalNumber'];
                $erreur .= " essayez ". $phoneUtil->format($NumberProto, \libphonenumber\PhoneNumberFormat::INTERNATIONAL);
                return $erreur;
        }
   
   return $ok;
}