[英]Integrate Google Contacts API into my Swift 3 app
將Google聯系人API集成到我的應用程序時遇到很多麻煩。 基本上,我需要的是向用戶請求權限並獲取用戶的所有Gmail聯系人(姓名和電子郵件)。
作為參考,這里是Google Contacts API的位置: https : //developers.google.com/google-apps/contacts/v3/
我已經正確實施了Google SignIn,並且用戶通過這種方式進行了身份驗證。
我真的很努力地將所有部分放在一起,這是我到目前為止所擁有的:
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()
}
現在,我收到一個錯誤代碼:401未經授權,這很明顯,因為我並沒有真正向任何地方的用戶請求許可。
在Swift 4.2和Xcode 10.1中
它正在獲取gmail聯系人以及JSON formate中保存的電話號碼。
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,您需要提及范圍
@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()
}
無疑,您將在JSON formate中獲得良好的響應。
Xcode 8 Swift 3
您必須在請求中發送訪問令牌以及聯系人API版本,以獲取完整的聯系人列表。
func getGoogleContacts() {
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"
Alamofire.request(urlString, method: .get)
.responseJSON { response in
switch response.result {
case .success(let JSON):
print(JSON as! NSDictionary)
case .failure(let error):
print(error.localizedDescription)
}
}
}
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