我在将 Google 联系人 API 集成到我的应用程序时遇到了很多问题。基本上我需要的是向用户请求权限并获取用户的所有 Gmail 联系人(姓名和电子邮件)。
作为引用,这是 Google Contacts API 所在的位置: https://developers.google.com/google-apps/contacts/v3/
我已经正确实现了 Google SignIn 并以这种方式对用户进行了身份验证。
我真的很难把所有的部分放在一起,这是我目前所拥有的:
func retrieveContacts(){
let clientID = "blabla-5blablablabla9gisc.apps.googleusercontent.com"
let clientSecret = "blablablaDXEwmgilOXgVsQ"
//How do I ask permission to the user to look at their contacts?
let url2 = URL(string: "https://www.googleapis.com/auth/contacts.readonly")
let user = GIDSignIn.sharedInstance().currentUser
//let name = user?.profile.name
let email = user?.profile.email
var url = URL(string:"")
if let aEmail = email{
url = URL(string: "https://www.google.com/m8/feeds/contacts/\(aEmail)/full")
print(email)
}
let task = URLSession.shared.dataTask(with: url!) { data, response, error in
guard error == nil else {
print(error)
return
}
guard let data = data else {
print("Data is empty")
return
}
print(response)
}
task.resume()
}
现在我收到一个错误代码:401 未授权,这很明显,因为我实际上并没有在任何地方向用户请求权限。
最佳答案
在 Swift 4.2 和 Xcode 10.1 中
它以 JSON 格式获取 Gmail 联系人以及保存的电话号码。
func sign(_ signIn: GIDSignIn!, didSignInFor user: GIDGoogleUser!, withError error: Error!) {
print("***********************************************************")
print("signIn - didSignInForUser")
if let error = error {
print("Error 1 :\(error.localizedDescription)")
} else {
//Get google contacts
let urlString = "https://www.google.com/m8/feeds/contacts/default/full?access_token=\(GIDSignIn.sharedInstance().currentUser.authentication.accessToken!)&max-results=\(999)&alt=json&v=3.0"
// let urlString = "https://www.google.com/m8/feeds/contacts/default/full?access_token=\(user.authentication.accessToken!)"
print(urlString)
print(GIDSignIn.sharedInstance().scopes!)
let url = URL(string: urlString)
let request = NSMutableURLRequest(url: url!)
request.httpMethod = "GET"
request.setValue("application/json; charset=utf-8", forHTTPHeaderField: "Content-Type")
let session = URLSession.shared
session.dataTask(with: url!, completionHandler: { data, response, error in
if(error != nil) {
print("Error 2 :\(error!)")
} else {
do {
let json = try JSONSerialization.jsonObject(with: data!, options:.allowFragments) as! [String:Any]
print(json)
//print(json["feed"] as Any)
} catch let error as NSError {
print("Error 3 :\(error)")
}
}
}).resume()
}
}
但在此之前你需要提及作用域
@IBAction func onClickGmailSignin(_ sender: UIButton) {
GIDSignIn.sharedInstance().delegate = self
GIDSignIn.sharedInstance().uiDelegate = self
GIDSignIn.sharedInstance().scopes = ["https://www.google.com/m8/feeds","https://www.googleapis.com/auth/user.phonenumbers.read"];//"https://www.google.com/m8/feeds", "https://www.googleapis.com/auth/user.birthday.read",
GIDSignIn.sharedInstance().signIn()
}
您肯定会在 JSON 格式中获得良好的响应。
关于ios - 将 Google Contacts API 集成到我的 Swift 3 应用程序中,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/40163529/