Swift

Dynamics CRM Oauth2 Client Credentials

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Get an OAuth2 access token for Dynamics CRM using client credentials. 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 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(name: "client_secret", value: "CLIENT_SECRET")
    req.addParam(name: "client_id", value: "CLIENT_ID")
    req.addParam(name: "scope", value: "https://yourdynamicsdomain.crm3.dynamics.com/.default")
    req.addParam(name: "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"
    req.httpVerb = "POST"
    req.contentType = "application/x-www-form-urlencoded"

    let resp = CkoHttpResponse()!
    success = http.httpReq(url: url, request: req, response: resp)
    if success == false {
        print("\(http.lastErrorText!)")
        return
    }

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

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

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

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


}