(Swift 3,4,5...) Google OAuth2 v3 userinfo (https://www.googleapis.com/oauth2/v3/userinfo)

Demonstrates how to get the Google OAuth2 v3 userinfo.

Important: Make sure the OAuth2 access token included "profile" in the list of scopes.

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

func chilkatTest() {
    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // It is assumed we previously obtained an OAuth2 access token.
    // This example loads the JSON access token file 
    // originally obtained by this example: Get Google People API OAuth2 Access Token
    // or refreshed by this example: Refresh Google People API OAuth2 Access Token

    let jsonToken = CkoJsonObject()!
    var success: Bool = jsonToken.loadFile("qa_data/tokens/googlePeople.json")
    if success != true {
        print("Failed to load googleContacts.json")
        return
    }

    let http = CkoHttp()!

    // -------------------------------------------------------------------------------------
    // Make sure the access token was obtained with "profile" included in the list of scopes.
    // -------------------------------------------------------------------------------------
    http.authToken = jsonToken.string(of: "access_token")

    let sbResponseBody = CkoStringBuilder()!
    success = http.quickGetSb("https://www.googleapis.com/oauth2/v3/userinfo", sbContent: sbResponseBody)
    if success == false {
        print("\(http.lastErrorText!)")
        print("\(sbResponseBody.getAsString()!)")
        return
    }

    // Sample JSON Response

    let json = CkoJsonObject()!
    json.emitCompact = false
    json.load(sbResponseBody.getAsString())
    print("\(json.emit()!)")

    // Sample response:

    // {
    //   "sub": "119999690625687999964",
    //   "name": "Matt",
    //   "given_name": "Matt",
    //   "picture": "https://lh3.googleusercontent.com/-b4...eg3Zjo/AAAAAAAAAAI/AAAAAAAAAAA/AMZuu....3RpdA/s96-c/photo.jpg",
    //   "locale": "en"
    // }
    // 

}