You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					63 lines
				
				2.1 KiB
			
		
		
			
		
	
	
					63 lines
				
				2.1 KiB
			| 
											3 years ago
										 | import Metadata from '../metadata.js' | ||
|  | import matchesEntirely from './matchesEntirely.js' | ||
|  | import extractNationalNumber from './extractNationalNumber.js' | ||
|  | import checkNumberLength from './checkNumberLength.js' | ||
|  | import getCountryCallingCode from '../getCountryCallingCode.js' | ||
|  | 
 | ||
|  | /** | ||
|  |  * Sometimes some people incorrectly input international phone numbers | ||
|  |  * without the leading `+`. This function corrects such input. | ||
|  |  * @param  {string} number — Phone number digits. | ||
|  |  * @param  {string?} country | ||
|  |  * @param  {string?} callingCode | ||
|  |  * @param  {object} metadata | ||
|  |  * @return {object} `{ countryCallingCode: string?, number: string }`. | ||
|  |  */ | ||
|  | export default function extractCountryCallingCodeFromInternationalNumberWithoutPlusSign( | ||
|  | 	number, | ||
|  | 	country, | ||
|  | 	callingCode, | ||
|  | 	metadata | ||
|  | ) { | ||
|  | 	const countryCallingCode = country ? getCountryCallingCode(country, metadata) : callingCode | ||
|  | 	if (number.indexOf(countryCallingCode) === 0) { | ||
|  | 		metadata = new Metadata(metadata) | ||
|  | 		metadata.selectNumberingPlan(country, callingCode) | ||
|  | 		const possibleShorterNumber = number.slice(countryCallingCode.length) | ||
|  | 		const { | ||
|  | 			nationalNumber: possibleShorterNationalNumber, | ||
|  | 		} = extractNationalNumber( | ||
|  | 			possibleShorterNumber, | ||
|  | 			metadata | ||
|  | 		) | ||
|  | 		const { | ||
|  | 			nationalNumber | ||
|  | 		} = extractNationalNumber( | ||
|  | 			number, | ||
|  | 			metadata | ||
|  | 		) | ||
|  | 		// If the number was not valid before but is valid now,
 | ||
|  | 		// or if it was too long before, we consider the number
 | ||
|  | 		// with the country calling code stripped to be a better result
 | ||
|  | 		// and keep that instead.
 | ||
|  | 		// For example, in Germany (+49), `49` is a valid area code,
 | ||
|  | 		// so if a number starts with `49`, it could be both a valid
 | ||
|  | 		// national German number or an international number without
 | ||
|  | 		// a leading `+`.
 | ||
|  | 		if ( | ||
|  | 			( | ||
|  | 				!matchesEntirely(nationalNumber, metadata.nationalNumberPattern()) | ||
|  | 				&& | ||
|  | 				matchesEntirely(possibleShorterNationalNumber, metadata.nationalNumberPattern()) | ||
|  | 			) | ||
|  | 			|| | ||
|  | 			checkNumberLength(nationalNumber, metadata) === 'TOO_LONG' | ||
|  | 		) { | ||
|  | 			return { | ||
|  | 				countryCallingCode, | ||
|  | 				number: possibleShorterNumber | ||
|  | 			} | ||
|  | 		} | ||
|  | 	} | ||
|  | 	return { number } | ||
|  | } |