openaire-library/utils/email/validator.ts

import {Email} from "./email";

export class Validator {

  //private static regex = "^[a-z0-9._%+-]+@[a-z0-9.-]+\.[a-z]{2,4}$";
  private static regex = /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
  /*
  private static regex2= /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
  // for expanation paste it in https://www.regextester.com/
  // RFC5322 https://emailregex.com/
  */

  public static hasValidEmails(data: any): boolean {
    for(let i = 0; i < data.length; i++) {
      if (!this.emailValidator(data[i])) {
        // TODO remove console message after final testing
        //console.log("INVALID EMAIL: "+data[i]);
        return false;
      }
    }
    // TODO remove console message after final testing
    //console.log("ALL EMAILS ARE VALID");
    return true;
  }

  public static emailValidator(email: any): boolean {
    if (email.match(this.regex))
        return true;
    else
        return false;
  }

}