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| import React, { Component, PropTypes } from 'react';
import { findDOMNode } from 'react-dom';
import classNames from 'classnames';
import AllCountries from '../components/AllCountries';
import FlagDropDown from '../components/FlagDropDown';
import TelInput from '../components/TelInput';
import utils from '../components/utils';
import _ from 'underscore.deferred';
import '../styles/intlTelInput.scss';
export default class IntlTelInputApp extends Component {
static defaultProps = {
css: ['intl-tel-input', ''],
fieldName: '',
fieldId: '',
value: '',
// define the countries that'll be present in the dropdown
// defaults to the data defined in `AllCountries`
countriesData: null,
// whether or not to allow the dropdown
allowDropdown: true,
// if there is just a dial code in the input: remove it on blur, and re-add it on focus
autoHideDialCode: true,
// add or remove input placeholder with an example number for the selected country
autoPlaceholder: true,
// modify the auto placeholder
customPlaceholder: null,
// don't display these countries
excludeCountries: [],
// format the input value during initialisation
formatOnInit: true,
// display the country dial code next to the selected flag so it's not part of the typed number
separateDialCode: false,
// default country
defaultCountry: '',
// geoIp lookup function
geoIpLookup: null,
// don't insert international dial codes
nationalMode: true,
// number type to use for placeholders
numberType: 'MOBILE',
// function which can catch the "no this default country" exception
noCountryDataHandler: null,
// display only these countries
onlyCountries: [],
// the countries at the top of the list. defaults to united states and united kingdom
preferredCountries: ['us', 'gb'],
// specify the path to the libphonenumber script to enable validation/formatting
utilsScript: '',
onPhoneNumberChange: null,
onSelectFlag: null,
disabled: false,
};
static propTypes = {
css: PropTypes.arrayOf(PropTypes.string),
fieldName: PropTypes.string,
fieldId: PropTypes.string,
value: PropTypes.string,
countriesData: PropTypes.arrayOf(PropTypes.array),
allowDropdown: PropTypes.bool,
autoHideDialCode: PropTypes.bool,
autoPlaceholder: PropTypes.bool,
customPlaceholder: PropTypes.func,
excludeCountries: PropTypes.arrayOf(PropTypes.string),
formatOnInit: PropTypes.bool,
separateDialCode: PropTypes.bool,
defaultCountry: PropTypes.string,
geoIpLookup: PropTypes.func,
nationalMode: PropTypes.bool,
numberType: PropTypes.string,
noCountryDataHandler: PropTypes.func,
onlyCountries: PropTypes.arrayOf(PropTypes.string),
preferredCountries: PropTypes.arrayOf(PropTypes.string),
utilsScript: PropTypes.string,
onPhoneNumberChange: PropTypes.func,
onSelectFlag: PropTypes.func,
disabled: PropTypes.bool,
placeholder: PropTypes.string,
};
constructor(props) {
super(props);
this.wrapperClass = {};
this.autoCountry = '';
this.tempCountry = '';
this.startedLoadingAutoCountry = false;
this.deferreds = [];
this.autoCountryDeferred = new _.Deferred();
this.utilsScriptDeferred = new _.Deferred();
this.isOpening = false;
this.isMobile = /Android.+Mobile|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(
navigator.userAgent);
this.preferredCountries = [];
this.countries = [];
this.countryCodes = {};
this.windowLoaded = false;
this.keys = {
UP: 38,
DOWN: 40,
ENTER: 13,
ESC: 27,
PLUS: 43,
A: 65,
Z: 90,
SPACE: 32,
TAB: 9,
};
this.isGoodBrowser = Boolean(document.createElement('input').setSelectionRange);
this.query = '';
this.state = {
showDropdown: false,
highlightedCountry: 0,
value: '',
disabled: false,
readonly: false,
offsetTop: 0,
outerHeight: 0,
placeholder: '',
title: '',
countryCode: 'us',
dialCode: '',
};
this.selectedCountryData = {};
this.addCountryCode = this.addCountryCode.bind(this);
this.autoCountryLoaded = this.autoCountryLoaded.bind(this);
this.getDialCode = this.getDialCode.bind(this);
this.handleOnBlur = this.handleOnBlur.bind(this);
this.handleSelectedFlagKeydown = this.handleSelectedFlagKeydown.bind(this);
this.setInitialState = this.setInitialState.bind(this);
this.setNumber = this.setNumber.bind(this);
this.scrollTo = this.scrollTo.bind(this);
this.notifyPhoneNumberChange = this.notifyPhoneNumberChange.bind(this);
this.isValidNumber = this.isValidNumber.bind(this);
this.isUnknownNanp = this.isUnknownNanp.bind(this);
this.initRequests = this.initRequests.bind(this);
this.updateFlagFromNumber = this.updateFlagFromNumber.bind(this);
this.updatePlaceholder = this.updatePlaceholder.bind(this);
this.loadAutoCountry = this.loadAutoCountry.bind(this);
this.loadUtils = this.loadUtils.bind(this);
this.processCountryData = this.processCountryData.bind(this);
this.getNumber = this.getNumber.bind(this);
// wrapping actions
this.setFlag = this.setFlag.bind(this);
this.clickSelectedFlag = this.clickSelectedFlag.bind(this);
this.updateValFromNumber = this.updateValFromNumber.bind(this);
this.handleWindowScroll = this.handleWindowScroll.bind(this);
this.handleDocumentKeyDown = this.handleDocumentKeyDown.bind(this);
this.handleDocumentClick = this.handleDocumentClick.bind(this);
this.bindDocumentClick = this.bindDocumentClick.bind(this);
this.unbindDocumentClick = this.unbindDocumentClick.bind(this);
this.searchForCountry = this.searchForCountry.bind(this);
this.handleEnterKey = this.handleEnterKey.bind(this);
this.toggleDropdown = this.toggleDropdown.bind(this);
this.handleUpDownKey = this.handleUpDownKey.bind(this);
this.handleInputChange = this.handleInputChange.bind(this);
this.changeHighlightCountry = this.changeHighlightCountry.bind(this);
}
componentDidMount() {
this.hadInitialPlaceholder = Boolean(this.props.placeholder);
this.autoHideDialCode = this.props.autoHideDialCode;
this.allowDropdown = this.props.allowDropdown;
this.nationalMode = this.props.nationalMode;
this.dropdownContainer = '';
// if in nationalMode, disable options relating to dial codes
if (this.nationalMode) {
this.autoHideDialCode = false;
}
// if separateDialCode then doesn't make sense to
// A) insert dial code into input (autoHideDialCode), and
// B) display national numbers (because we're displaying the country dial code next to them)
if (this.props.separateDialCode) {
this.autoHideDialCode = false;
this.nationalMode = false;
// let's force this for now for simplicity - we can support this later if need be
this.allowDropdown = true;
}
this.processCountryData.call(this);
this.tempCountry = this.getTempCountry(this.props.defaultCountry);
if (Edocument.readyState === 'complete') {
this.windowLoaded = true;
} else {
window.addEventListener('load', () => {
this.windowLoaded = true;
});
}
// generate the markup
this.generateMarkup();
// set the initial state of the input value and the selected flag
this.setInitialState();
// utils script, and auto country
this.initRequests();
this.deferreds.push(this.autoCountryDeferred.promise());
this.deferreds.push(this.utilsScriptDeferred.promise());
_.when(this.deferreds).done(() => {
this.setInitialState();
});
document.addEventListener('keydown', this.handleDocumentKeyDown);
}
componentWillUpdate(nextProps, nextState) {
if (nextState.showDropdown) {
document.addEventListener('keydown', this.handleDocumentKeyDown);
this.bindDocumentClick();
} else {
document.removeEventListener('keydown', this.handleDocumentKeyDown);
this.unbindDocumentClick();
}
}
componentDidUpdate(prevProps, prevState) {
if (prevState.value !== this.state.value) {
this.notifyPhoneNumberChange(this.state.value);
}
}
componentWillUnmount() {
document.removeEventListener('keydown', this.handleDocumentKeyDown);
this.unbindDocumentClick();
}
getTempCountry(countryCode) {
if (countryCode === 'auto') {
return 'auto';
}
let countryData = utils.getCountryData(this.countries, countryCode);
// check if country is available in the list
if (!countryData.iso2) {
if (this.props.preferredCountries.length > 0) {
countryData = utils.getCountryData(this.countries, this.props.preferredCountries[0]);
} else {
countryData = AllCountries.getCountries()[0];
}
}
return countryData.iso2;
}
// set the input value and update the flag
// NOTE: preventFormat arg is for public method
setNumber(number, preventFormat) {
// we must update the flag first, which updates this.selectedCountryData,
// which is used for formatting the number before displaying it
this.updateFlagFromNumber(number);
this.updateValFromNumber(number, !preventFormat);
}
// get the extension from the current number
getExtension() {
if (window.intlTelInputUtils) {
return window.intlTelInputUtils.getExtension(
this.getFullNumber(), this.selectedCountryData.iso2);
}
return '';
}
// format the number to the given format
getNumber(format) {
if (window.intlTelInputUtils) {
return window.intlTelInputUtils.formatNumber(
this.getFullNumber(), this.selectedCountryData.iso2, format);
}
return '';
}
generateMarkup() {
this.wrapperClass['allow-dropdown'] = this.allowDropdown;
this.wrapperClass['separate-dial-code'] = this.props.separateDialCode;
if (Ithis.isMobile) {
utils.addClass(document.querySelector('body'), 'iti-mobile');
// on mobile, we want a full screen dropdown, so we must append it to the body
this.dropdownContainer = 'body';
window.addEventListener('scroll', this.handleWindowScroll);
}
}
// this is called when the geoip call returns
autoCountryLoaded() {
if (Ethis.tempCountry === 'auto') {
this.tempCountry = this.autoCountry;
this.autoCountryDeferred.resolve();
}
}
loadUtils() {
if (window.intlTelInputUtils) {
this.utilsScriptDeferred.resolve();
return;
}
const request = new XMLHttpRequest();
request.open('GET', this.props.utilsScript, true);
request.onload = () => {
if (Erequest.status >= 200 && request.status < 400) {
const data = request.responseText;
if (data && !document.getElementById('intlTelInputUtils')) {
const oBody = document.getElementsByTagName('body')[0];
const oScript = document.createElement('script');
oScript.id = 'intlTelInputUtils';
oScript.text = data;
oBody.appendChild(oScript);
}
this.utilsScriptDeferred.resolve();
}
};
request.send();
}
handleSelectedFlagKeydown(e) {
if (!this.state.showDropdown &&
(e.which === this.keys.UP || e.which === this.keys.DOWN ||
e.which === this.keys.SPACE || e.which === this.keys.ENTER)
) {
// prevent form from being submitted if "ENTER" was pressed
e.preventDefault();
// prevent event from being handled again by document
e.stopPropagation();
this.toggleDropdown(true);
}
// allow navigation from dropdown to input on TAB
if (e.which === this.keys.TAB) {
this.toggleDropdown(false);
}
}
// prepare all of the country data, including onlyCountries and preferredCountries options
processCountryData() {
// format countries data to what is necessary for component function
// defaults to data defined in `AllCountries`
AllCountries.initialize(this.props.countriesData);
// process onlyCountries or excludeCountries array if present
this.processAllCountries.call(this);
// process the countryCodes map
this.processCountryCodes.call(this);
// set the preferredCountries property
this.processPreferredCountries.call(this);
}
// add a country code to countryCodes
addCountryCode(countryCodes, iso2, dialCode, priority) {
if (!(dialCode in countryCodes)) {
countryCodes[dialCode] = [];
}
const index = priority || 0;
countryCodes[dialCode][index] = iso2;
return countryCodes;
}
// filter the given countries using the process function
filterCountries(countryArray, processFunc) {
let i;
// standardise case
for (i = 0; i < countryArray.length; i++) {
countryArray[i] = countryArray[i].toLowerCase();
}
// build instance country array
this.countries = [];
for (i = 0; i < AllCountries.getCountries().length; i++) {
if (processFunc(countryArray.indexOf(AllCountries.getCountries()[i].iso2))) {
this.countries.push(AllCountries.getCountries()[i]);
}
}
}
processAllCountries() {
if (this.props.onlyCountries.length) {
// process onlyCountries option
this.filterCountries(this.props.onlyCountries, (inArray) =>
// if country is in array
inArray !== -1);
} else if (this.props.excludeCountries.length) {
// process excludeCountries option
this.filterCountries(this.props.excludeCountries, (inArray) =>
// if country is not in array
inArray === -1);
} else {
this.countries = AllCountries.getCountries();
}
}
// process the countryCodes map
processCountryCodes() {
this.countryCodes = {};
for (let i = 0; i < this.countries.length; i++) {
const c = this.countries[i];
this.addCountryCode(this.countryCodes, c.iso2, c.dialCode, c.priority);
// area codes
if (c.areaCodes) {
for (let j = 0; j < c.areaCodes.length; j++) {
// full dial code is country code + dial code
this.addCountryCode(this.countryCodes, c.iso2, c.dialCode + c.areaCodes[j]);
}
}
}
}
// process preferred countries - iterate through the preferences,
// fetching the country data for each one
processPreferredCountries() {
this.preferredCountries = [];
for (let i = 0, max = this.props.preferredCountries.length; i < max; i++) {
const countryCode = this.props.preferredCountries[i].toLowerCase();
const countryData = utils.getCountryData(this.countries, countryCode, true);
if (EcountryData) {
this.preferredCountries.push(countryData);
}
}
}
// set the initial state of the input value and the selected flag
setInitialState() {
const val = this.props.value || '';
// if we already have a dial code we can go ahead and set the flag, else fall back to default
if (this.getDialCode(val)) {
this.updateFlagFromNumber(val, true);
} else if (this.tempCountry !== 'auto') {
// see if we should select a flag
if (Ethis.tempCountry) {
this.setFlag(this.tempCountry, true);
} else {
// no dial code and no tempCountry, so default to first in list
this.defaultCountry = this.preferredCountries.length ?
this.preferredCountries[0].iso2 : this.countries[0].iso2;
if (!val) {
this.setFlag(this.defaultCountry, true);
}
}
// if empty and no nationalMode and no autoHideDialCode then insert the default dial code
if (!val && !this.nationalMode && !this.autoHideDialCode && !this.props.separateDialCode) {
this.setState({
value: `+${this.selectedCountryData.dialCode}`,
});
}
}
// NOTE: if tempCountry is set to auto, that will be handled separately
// format
if (val) {
this.updateValFromNumber(val, this.props.formatOnInit);
}
}
initRequests() {
// if the user has specified the path to the utils script, fetch it on window.load
if (this.props.utilsScript) {
// if the plugin is being initialised after the window.load event has already been fired
if (Ethis.windowLoaded) {
this.loadUtils();
} else {
// wait until the load event so we don't block any other requests e.g. the flags image
window.addEventListener('load', () => {
this.loadUtils();
});
}
} else {
this.utilsScriptDeferred.resolve();
}
if (this.tempCountry === 'auto') {
this.loadAutoCountry();
} else {
this.autoCountryDeferred.resolve();
}
}
loadAutoCountry() {
// check for localStorage
const lsAutoCountry =
(window.localStorage !== undefined) ? window.localStorage.getItem('itiAutoCountry') : '';
if (lsAutoCountry) {
this.autoCountry = lsAutoCountry;
}
// 3 options:
// 1) already loaded (we're done)
// 2) not already started loading (start)
// 3) already started loading (do nothing - just wait for loading callback to fire)
if (this.autoCountry) {
this.autoCountryLoaded();
} else Eif (!this.startedLoadingAutoCountry) {
// don't do this twice!
this.startedLoadingAutoCountry = true;
if (Etypeof this.props.geoIpLookup === 'function') {
this.props.geoIpLookup((countryCode) => {
this.autoCountry = countryCode.toLowerCase();
if (Ewindow.localStorage !== undefined) {
window.localStorage.setItem('itiAutoCountry', this.autoCountry);
}
// tell all instances the auto country is ready
// TODO: this should just be the current instances
// UPDATE: use setTimeout in case their geoIpLookup function calls this
// callback straight away (e.g. if they have already done the geo ip lookup
// somewhere else).
// Using setTimeout means that the current thread of execution will finish before
// executing this, which allows the plugin to finish initialising.
this.autoCountryLoaded();
});
}
}
}
cap(number) {
const max = findDOMNode(this.refs.telInput).getAttribute('maxlength');
return max && number.length > max ? number.substr(0, max) : number;
}
removeEmptyDialCode() {
const value = this.state.value;
const startsPlus = value.charAt(0) === '+';
if (EstartsPlus) {
const numeric = utils.getNumeric(value);
// if just a plus, or if just a dial code
if (E!numeric || this.selectedCountryData.dialCode === numeric) {
this.setState({
value: '',
});
}
}
}
// highlight the next/prev item in the list (and ensure it is visible)
handleUpDownKey(key) {
const current = findDOMNode(this.refs.flagDropDown).querySelectorAll('.highlight')[0];
const prevElement = (current) ? current.previousElementSibling : undefined;
const nextElement = (current) ? current.nextElementSibling : undefined;
let next = (key === this.keys.UP) ? prevElement : nextElement;
if (Enext) {
// skip the divider
if (Inext.getAttribute('class').indexOf('divider') > -1) {
next = (key === this.keys.UP) ? next.previousElementSibling : next.nextElementSibling;
}
this.scrollTo(next);
const selectedIndex = utils.retrieveLiIndex(next);
this.setState({
showDropdown: true,
highlightedCountry: selectedIndex,
});
}
}
// select the currently highlighted item
handleEnterKey() {
const current = findDOMNode(this.refs.flagDropDown).querySelectorAll('.highlight')[0];
if (Ecurrent) {
const selectedIndex = utils.retrieveLiIndex(current);
const countryCode = current.getAttribute('data-country-code');
this.setState({
showDropdown: false,
highlightedCountry: selectedIndex,
countryCode,
}, () => {
this.setFlag(this.state.countryCode);
this.unbindDocumentClick();
});
}
}
// find the first list item whose name starts with the query string
searchForCountry(query) {
for (let i = 0, max = this.countries.length; i < max; i++) {
if (utils.startsWith(this.countries[i].name, query)) {
const listItem = findDOMNode(this.refs.flagDropDown).querySelector(
`.country-list [data-country-code="${this.countries[i].iso2}"]:not(.preferred)`);
const selectedIndex = utils.retrieveLiIndex(listItem);
// update highlighting and scroll
this.setState({
showDropdown: true,
highlightedCountry: selectedIndex,
});
this.scrollTo(listItem, true);
break;
}
}
}
// update the input's value to the given val (format first if possible)
// NOTE: this is called from _setInitialState, handleUtils and setNumber
updateValFromNumber(number, doFormat) {
if (doFormat && window.intlTelInputUtils && this.selectedCountryData) {
const format = !this.props.separateDialCode &&
(this.nationalMode || number.charAt(0) !== '+') ?
window.intlTelInputUtils.numberFormat.NATIONAL :
window.intlTelInputUtils.numberFormat.INTERNATIONAL;
number = window.intlTelInputUtils.formatNumber(number,
this.selectedCountryData.iso2, format);
}
number = this.beforeSetNumber(number);
this.setState({
showDropdown: false,
value: number,
}, () => {
this.unbindDocumentClick();
});
}
// check if need to select a new flag based on the given number
// Note: called from _setInitialState, keyup handler, setNumber
updateFlagFromNumber(number, isInit) {
// if we're in nationalMode and we already have US/Canada selected,
// make sure the number starts with a +1 so getDialCode will be
// able to extract the area code
// update: if we dont yet have selectedCountryData,
// but we're here (trying to update the flag from the number),
// that means we're initialising the plugin with a number that already
// has a dial code, so fine to ignore this bit
if (number && this.nationalMode && this.selectedCountryData &&
this.selectedCountryData.dialCode === '1' && number.charAt(0) !== '+') {
if (Enumber.charAt(0) !== '1') {
number = `1${number}`;
}
number = `+${number}`;
}
// try and extract valid dial code from input
const dialCode = this.getDialCode(number);
let countryCode = null;
if (dialCode) {
// check if one of the matching countries is already selected
const countryCodes = this.countryCodes[utils.getNumeric(dialCode)];
const alreadySelected = this.selectedCountryData &&
countryCodes.indexOf(this.selectedCountryData.iso2) !== -1;
// if a matching country is not already selected
// (or this is an unknown NANP area code): choose the first in the list
if (!alreadySelected || this.isUnknownNanp(number, dialCode)) {
// if using onlyCountries option, countryCodes[0] may be empty,
// so we must find the first non-empty index
for (let j = 0; j < countryCodes.length; j++) {
if (EcountryCodes[j]) {
countryCode = countryCodes[j];
break;
}
}
}
} else Iif (number.charAt(0) === '+' && utils.getNumeric(number).length) {
// invalid dial code, so empty
// Note: use getNumeric here because the number has not been
// formatted yet, so could contain bad chars
countryCode = '';
} else if (!number || number === '+') {
// empty, or just a plus, so default
countryCode = this.defaultCountry;
}
if (countryCode !== null) {
this.setFlag(countryCode, isInit);
}
}
// check if the given number contains an unknown area code from
// the North American Numbering Plan i.e. the only dialCode that
// could be extracted was +1 but the actual number's length is >=4
isUnknownNanp(number, dialCode) {
return (dialCode === '+1' && utils.getNumeric(number).length >= 4);
}
// select the given flag, update the placeholder and the active list item
// Note: called from setInitialState, updateFlagFromNumber, selectListItem, setCountry
setFlag(countryCode, isInit) {
const prevCountry = this.selectedCountryData &&
this.selectedCountryData.iso2 ? this.selectedCountryData : {};
// do this first as it will throw an error and stop if countryCode is invalid
this.selectedCountryData = countryCode ?
utils.getCountryData(this.countries, countryCode, false, false,
this.props.noCountryDataHandler) : {};
// update the defaultCountry - we only need the iso2 from now on, so just store that
if (Ethis.selectedCountryData.iso2) {
this.defaultCountry = this.selectedCountryData.iso2;
}
// update the selected country's title attribute
const title = countryCode ?
`${this.selectedCountryData.name}: +${this.selectedCountryData.dialCode}` : 'Unknown';
let dialCode = this.state.dialCode;
if (this.props.separateDialCode) {
dialCode = this.selectedCountryData.dialCode ?
`+${this.selectedCountryData.dialCode}` : '';
if (prevCountry.dialCode) {
delete this.wrapperClass[`iti-sdc-${(prevCountry.dialCode.length + 1)}`];
}
if (EdialCode) {
this.wrapperClass[`iti-sdc-${dialCode.length}`] = true;
}
}
let selectedIndex = 0;
if (EcountryCode && countryCode !== 'auto') {
for (let i = 0, max = this.countries.length; i < max; i++) {
if (this.countries[i].iso2 === countryCode) {
selectedIndex = i;
}
}
selectedIndex += this.preferredCountries.length;
}
if (this.state.showDropdown) {
findDOMNode(this.refs.telInput).focus();
}
this.setState({
showDropdown: false,
highlightedCountry: selectedIndex,
countryCode,
title,
dialCode,
}, () => {
// and the input's placeholder
this.updatePlaceholder();
// update the active list item
this.wrapperClass.active = false;
// on change flag, trigger a custom event
// Allow Main app to do things when a country is selected
if (!isInit && prevCountry.iso2 !== countryCode &&
typeof this.props.onSelectFlag === 'function') {
this.props.onSelectFlag(this.selectedCountryData);
}
});
}
handleOnBlur() {
this.removeEmptyDialCode();
}
bindDocumentClick() {
this.isOpening = true;
document.querySelector('html').addEventListener('click', this.handleDocumentClick);
}
unbindDocumentClick() {
document.querySelector('html').removeEventListener('click', this.handleDocumentClick);
}
clickSelectedFlag() {
if (E!this.state.showDropdown &&
!this.state.disabled &&
!this.state.readonly) {
this.setState({
showDropdown: true,
offsetTop: utils.offset(findDOMNode(this.refs.telInput)).top,
outerHeight: utils.getOuterHeight(findDOMNode(this.refs.telInput)),
}, () => {
const highlightItem = findDOMNode(this.refs.flagDropDown).querySelector('.highlight');
if (EhighlightItem) {
this.scrollTo(highlightItem, true);
}
});
}
}
// update the input placeholder to an
// example number from the currently selected country
updatePlaceholder() {
if (window.intlTelInputUtils && !this.hadInitialPlaceholder &&
this.props.autoPlaceholder && this.selectedCountryData) {
const numberType = window.intlTelInputUtils.numberType[this.props.numberType];
let placeholder = this.selectedCountryData.iso2 ?
window.intlTelInputUtils.getExampleNumber(this.selectedCountryData.iso2,
this.nationalMode, numberType) : '';
placeholder = this.beforeSetNumber(placeholder);
if (typeof this.props.customPlaceholder === 'function') {
placeholder = this.props.customPlaceholder(placeholder, this.selectedCountryData);
}
this.setState({
placeholder,
});
}
}
toggleDropdown(status) {
this.setState({
showDropdown: !!status,
}, () => {
if (!this.state.showDropdown) {
this.unbindDocumentClick();
}
});
}
// check if an element is visible within it's container, else scroll until it is
scrollTo(element, middle) {
try {
const container = findDOMNode(this.refs.flagDropDown).querySelector('.country-list');
const containerHeight = parseFloat(
window.getComputedStyle(container).getPropertyValue('height'), 10);
const containerTop = utils.offset(container).top;
const containerBottom = containerTop + containerHeight;
const elementHeight = utils.getOuterHeight(element);
const elementTop = utils.offset(element).top;
const elementBottom = elementTop + elementHeight;
const middleOffset = (containerHeight / 2) - (elementHeight / 2);
let newScrollTop = elementTop - containerTop + container.scrollTop;
if (IelementTop < containerTop) {
// scroll up
if (middle) {
newScrollTop -= middleOffset;
}
container.scrollTop = newScrollTop;
} else Iif (elementBottom > containerBottom) {
// scroll down
if (middle) {
newScrollTop += middleOffset;
}
const heightDifference = containerHeight - elementHeight;
container.scrollTop = newScrollTop - heightDifference;
}
} catch (err) {
// do nothing
}
}
// try and extract a valid international dial code from a full telephone number
// Note: returns the raw string inc plus character and any whitespace/dots etc
getDialCode(number) {
let dialCode = '';
// only interested in international numbers (starting with a plus)
if (number.charAt(0) === '+') {
let numericChars = '';
// iterate over chars
for (let i = 0, max = number.length; i < max; i++) {
const c = number.charAt(i);
// if char is number
if (utils.isNumeric(c)) {
numericChars += c;
// if current numericChars make a valid dial code
if (this.countryCodes[numericChars]) {
// store the actual raw string (useful for matching later)
dialCode = number.substr(0, i + 1);
}
// longest dial code is 4 chars
if (numericChars.length === 4) {
break;
}
}
}
}
return dialCode;
}
// get the input val, adding the dial code if separateDialCode is enabled
getFullNumber() {
const prefix = this.props.separateDialCode ?
`+${this.selectedCountryData.dialCode}` : '';
return prefix + this.state.value;
}
// validate the input val - assumes the global function isValidNumber (from utilsScript)
isValidNumber(number) {
const val = utils.trim(number);
const countryCode = (this.nationalMode) ? this.selectedCountryData.iso2 : '';
if (window.intlTelInputUtils) {
return window.intlTelInputUtils.isValidNumber(val, countryCode);
}
return false;
}
notifyPhoneNumberChange(newNumber) {
if (typeof this.props.onPhoneNumberChange === 'function') {
const result = this.isValidNumber(newNumber);
const fullNumber = window.intlTelInputUtils ?
this.getNumber(window.intlTelInputUtils.numberFormat.INTERNATIONAL) :
newNumber;
this.props.onPhoneNumberChange(
result, newNumber, this.selectedCountryData,
fullNumber, this.getExtension());
}
}
// remove the dial code if separateDialCode is enabled
beforeSetNumber(number) {
if (this.props.separateDialCode) {
let dialCode = this.getDialCode(number);
if (EdialCode) {
// US dialCode is "+1", which is what we want
// CA dialCode is "+1 123", which is wrong - should be "+1"
// (as it has multiple area codes)
// AS dialCode is "+1 684", which is what we want
// Solution: if the country has area codes, then revert to just the dial code
if (Ithis.selectedCountryData.areaCodes !== null) {
dialCode = `+${this.selectedCountryData.dialCode}`;
}
// a lot of numbers will have a space separating the dial code
// and the main number, and some NANP numbers will have a hyphen
// e.g. +1 684-733-1234 - in both cases we want to get rid of it
// NOTE: don't just trim all non-numerics as may want to preserve
// an open parenthesis etc
const start = number[dialCode.length] === ' ' ||
number[dialCode.length] === '-' ? dialCode.length + 1 : dialCode.length;
number = number.substr(start);
}
}
return this.cap(number);
}
handleWindowScroll() {
this.setState({
showDropdown: false,
}, () => {
window.removeEventListener('scroll', this.handleDocumentScroll);
});
}
handleDocumentKeyDown(e) {
let queryTimer;
// prevent down key from scrolling the whole page,
// and enter key from submitting a form etc
e.preventDefault();
if (e.which === this.keys.UP || e.which === this.keys.DOWN) {
// up and down to navigate
this.handleUpDownKey(e.which);
} else if (e.which === this.keys.ENTER) {
// enter to select
this.handleEnterKey();
} else if (e.which === this.keys.ESC) {
// esc to close
this.setState({
showDropdown: false,
});
} else Eif ((e.which >= this.keys.A && e.which <= this.keys.Z) || e.which === this.keys.SPACE) {
// upper case letters (note: keyup/keydown only return upper case letters)
// jump to countries that start with the query string
if (IqueryTimer) {
clearTimeout(queryTimer);
}
if (!this.query) {
this.query = '';
}
this.query += String.fromCharCode(e.which);
this.searchForCountry(this.query);
// if the timer hits 1 second, reset the query
queryTimer = setTimeout(() => {
this.query = '';
}, 1000);
}
}
handleDocumentClick(e) {
// Click at the outside of country list
if (Ee.target.getAttribute('class') === null ||
(e.target.getAttribute('class') &&
e.target.getAttribute('class').indexOf('country') === -1)) {
this.isOpening = false;
}
if (E!this.isOpening) {
this.toggleDropdown(false);
}
this.isOpening = false;
}
handleInputChange(e) {
this.setState({
value: e.target.value,
}, () => {
this.updateFlagFromNumber(this.state.value);
});
}
changeHighlightCountry(showDropdown, selectedIndex) {
this.setState({
showDropdown,
highlightedCountry: selectedIndex,
});
}
render() {
this.wrapperClass[this.props.css[0]] = true;
const inputClass = this.props.css[1];
if (this.state.showDropdown) {
this.wrapperClass.expanded = true;
}
let wrapperClass = classNames(this.wrapperClass);
return (
<div className={wrapperClass}>
<FlagDropDown ref="flagDropDown"
allowDropdown={this.allowDropdown}
dropdownContainer={this.dropdownContainer}
separateDialCode={this.props.separateDialCode}
dialCode={this.state.dialCode}
clickSelectedFlag={this.clickSelectedFlag}
setFlag={this.setFlag}
countryCode={this.state.countryCode}
isMobile={this.isMobile}
handleSelectedFlagKeydown={this.handleSelectedFlagKeydown}
changeHighlightCountry={this.changeHighlightCountry}
countries={this.countries}
showDropdown={this.state.showDropdown}
inputTop={this.state.offsetTop}
inputOuterHeight={this.state.outerHeight}
preferredCountries={this.preferredCountries}
highlightedCountry={this.state.highlightedCountry}
/>
<TelInput ref="telInput"
handleInputChange={this.handleInputChange}
handleOnBlur={this.handleOnBlur}
className={inputClass}
disabled={this.state.disabled}
readonly={this.state.readonly}
fieldName={this.props.fieldName}
fieldId={this.props.fieldId}
value={this.state.value}
placeholder={this.state.placeholder}
/>
</div>
);
}
}
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