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我在Angular2中的LinkedIn身份验证方面遇到问题我的代码是.

import {Component , OnInit , NgZone} from 'angular2/core';
import {HTTP_PROVIDERS} from 'angular2/http';
import {ROUTER_DIRECTIVES , Router} from 'angular2/router';

declare var IN : any;

@Component({
  directives : [ROUTER_DIRECTIVES],
  selector : '.main',
  providers : [HTTP_PROVIDERS],
  templateUrl : './app/registration/employee.reg.html'
})

export class EmployeeRegistrationComponent implements OnInit{

 constructor(private zone : NgZone){
    this.zone.run(() => {
        $.proxy(this.OnLinkedInFrameworkLoad, this);
    });
}

ngOnInit(){
    var linkedIn = document.createElement("script");
    linkedIn.type = "text/javascript";
    linkedIn.src = "http://platform.linkedin.com/in.js";
    linkedIn.innerHTML = "\n"+
        "api_key: **********\n" +
        "authorize: true\n" +
        "onLoad:" + this.OnLinkedInFrameworkLoad ;
    document.head.appendChild(linkedIn);

    var …