Swift

Get a Google Drive Access Token using a .p12 Private Key

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Demonstrates how to get a Google Drive API access token using a .p12 private key. Swift

func chilkatTest() {
    var success: Bool = false

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    let gAuth = CkoAuthGoogle()!

    let pfx = CkoPfx()!
    success = pfx.loadFile(path: "qa_data/googleApi/ChilkatTest-5ba79ce39459.p12", password: "notasecret")
    if success != true {
        print("\(pfx.lastErrorText!)")
        return
    }

    success = gAuth.setP12(key: pfx)
    if success != true {
        print("\(gAuth.lastErrorText!)")
        return
    }

    // Choose a scope.
    gAuth.scope = "https://www.googleapis.com/auth/drive"

    // Request an access token that is valid for this many seconds.
    gAuth.expireNumSeconds = 3600

    // If the application is requesting delegated access:
    // The email address of the user for which the application is requesting delegated access,
    // then set the email address here. (Otherwise leave it empty.)
    gAuth.subEmailAddress = "support@chilkatcloud.com"

    gAuth.emailAddress = "597922945226-00rb0ppfg0snd9jo6bhvd4v17jtj2d3a@developer.gserviceaccount.com"

    // Connect to www.googleapis.com using TLS (TLS 1.2 is the default.)
    // The Chilkat socket object is used so that the connection can be established
    // through proxies or an SSH tunnel if desired.
    let tlsSock = CkoSocket()!
    success = tlsSock.connect(hostname: "www.googleapis.com", port: 443, ssl: true, maxWaitMs: 5000)
    if success != true {
        print("\(tlsSock.lastErrorText!)")
        return
    }

    // Send the request to obtain the access token.
    success = gAuth.obtainAccessToken(connection: tlsSock)
    if success != true {
        print("\(gAuth.lastErrorText!)")
        return
    }

    // Examine the access token:
    print("Access Token: \(gAuth.accessToken!)")

}