(Swift 3,4,5...) Dynamics CRM Oauth2 Client Credentials

Get an OAuth2 access token for Dynamics CRM using client credentials.

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

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

    let http = CkoHttp()!

    // Pass the client ID/secret using Basic HTTP authentication.
    http.login = "CLIENT_ID"
    http.password = "CLIENT_SECRET"
    http.basicAuth = true

    let req = CkoHttpRequest()!
    req.addParam("client_secret", value: "CLIENT_SECRET")
    req.addParam("client_id", value: "CLIENT_ID")
    req.addParam("scope", value: "https://yourdynamicsdomain.crm3.dynamics.com/.default")
    req.addParam("grant_type", value: "client_credentials")

    // Use your own tenant ID, for example 4d8fdd66-66d1-43b0-ae5c-e31b4b7de5cd
    var url: String? = "https://login.microsoftonline.com/TENANT_ID/oauth2/v2.0/token"
    var resp: CkoHttpResponse? = http.postUrlEncoded(url, req: req)
    if http.lastMethodSuccess != true {
        print("\(http.lastErrorText!)")
        return
    }

    var statusCode: Int = resp!.statusCode.intValue
    print("Response status code = \(statusCode)")

    let json = CkoJsonObject()!
    json.load(resp!.bodyStr)
    resp = nil

    json.emitCompact = false
    print("\(json.emit()!)")

    if statusCode == 200 {
        json.writeFile("qa_data/tokens/dynamicsCrmClientCredentialsToken.json")
        print("Success.")
    }
    else {
        print("Failed.")
    }


}