/// <summary>
/// Invokes the GetAccessToken API that requests third party permissions
/// from another PayPal user for the API caller
/// </summary>
/// <param name="context"></param>
private void RequestPermissions(HttpContext context)
{
// Restrict permissioning scope to "INVOICING"
// This will allow the API caller to invoke any invoicing related API
// on behalf of the permission granter
string requestperm = "INVOICING";
PermissionsModelAlias.RequestPermissionsRequest rp = new PermissionsModelAlias.RequestPermissionsRequest();
rp.scope = new List<string>();
//(Required) At least 1 of the following permission categories:
// EXPRESS_CHECKOUT - Express Checkout
// DIRECT_PAYMENT - Direct payment by debit or credit card
// SETTLEMENT_CONSOLIDATION - Settlement consolidation
// SETTLEMENT_REPORTING - Settlement reporting
// AUTH_CAPTURE - Payment authorization and capture
// MOBILE_CHECKOUT - Mobile checkout
// BILLING_AGREEMENT - Billing agreements
// REFERENCE_TRANSACTION - Reference transactions
// AIR_TRAVEL - Express Checkout for UTAP
// MASS_PAY - Mass pay
// TRANSACTION_DETAILS - Transaction details
// TRANSACTION_SEARCH - Transaction search
// RECURRING_PAYMENTS - Recurring payments
// ACCOUNT_BALANCE - Account balance
// ENCRYPTED_WEBSITE_PAYMENTS - Encrypted website payments
// REFUND - Refunds
// NON_REFERENCED_CREDIT - Non-referenced credit
// BUTTON_MANAGER - Button Manager
// MANAGE_PENDING_TRANSACTION_STATUS includes ManagePendingTransactionStatus
// RECURRING_PAYMENT_REPORT - Reporting for recurring payments
// EXTENDED_PRO_PROCESSING_REPORT - Extended Pro processing
// EXCEPTION_PROCESSING_REPORT - Exception processing
// ACCOUNT_MANAGEMENT_PERMISSION - Account Management Permission (MAM)
// ACCESS_BASIC_PERSONAL_DATA - User attributes
// ACCESS_ADVANCED_PERSONAL_DATA - User attributes
// INVOICING - Invoicing
rp.scope.Add(requestperm);
string url = context.Request.Url.Scheme + "://" + context.Request.Url.Host + ":" + context.Request.Url.Port;
string returnURL = url + "/GetAccessToken.aspx?source=" + context.Request.UrlReferrer.LocalPath;
//(Required) Your callback function that specifies actions to take after the account
// holder grants or denies the request.
rp.callback = returnURL;
PermissionsModelAlias.RequestPermissionsResponse rpr = null;
try
{
// Configuration map containing signature credentials and other required configuration.
// For a full list of configuration parameters refer in wiki page
// [https://github.com/paypal/sdk-core-dotnet/wiki/SDK-Configuration-Parameters]
Dictionary<string, string> configurationMap = Configuration.GetAcctAndConfig();
// Creating service wrapper object to make an API call by loading configuration map.
PermissionsAlias.PermissionsService service = new PermissionsAlias.PermissionsService(configurationMap);
rpr = service.RequestPermissions(rp);
string ret = "<div class='overview'>Step 1) Invoke the RequestPermissions API and redirect third party to "
+ "PayPal so that the user may login and grant permissions to the API caller<br/></div>";
ret = ret + "<a href=";
ret = ret + ConfigurationManager.AppSettings["PAYPAL_REDIRECT_URL"] + "_grant-permission&request_token=" + rpr.token;
ret = ret + "> Redirect URL (Click to redirect) </a><br/><br/>";
context.Response.Write(ret);
context.Response.Write("<html><body><textarea rows=30 cols=80>");
ObjectDumper.Write(rpr, 5, context.Response.Output);
context.Response.Write("</textarea></body></html>");
}
catch (System.Exception e)
{
context.Response.Write(e.Message);
return;
}
}
// # RequestPermissions API Operation
// Use the RequestPermissions API operation to request permissions to execute API operations on a PayPal account holder’s behalf.
public RequestPermissionsResponse RequestPermissionsAPIOperation()
{
// Create the RequestPermissionsResponse object
RequestPermissionsResponse responseRequestPermissions = new RequestPermissionsResponse();
try
{
// # RequestPermissionsRequest
// `Scope`, which can take at least 1 of the following permission
// categories:
//
// * EXPRESS_CHECKOUT
// * DIRECT_PAYMENT
// * AUTH_CAPTURE
// * AIR_TRAVEL
// * TRANSACTION_SEARCH
// * RECURRING_PAYMENTS
// * ACCOUNT_BALANCE
// * ENCRYPTED_WEBSITE_PAYMENTS
// * REFUND
// * BILLING_AGREEMENT
// * REFERENCE_TRANSACTION
// * MASS_PAY
// * TRANSACTION_DETAILS
// * NON_REFERENCED_CREDIT
// * SETTLEMENT_CONSOLIDATION
// * SETTLEMENT_REPORTING
// * BUTTON_MANAGER
// * MANAGE_PENDING_TRANSACTION_STATUS
// * RECURRING_PAYMENT_REPORT
// * EXTENDED_PRO_PROCESSING_REPORT
// * EXCEPTION_PROCESSING_REPORT
// * ACCOUNT_MANAGEMENT_PERMISSION
// * INVOICING
// * ACCESS_BASIC_PERSONAL_DATA
// * ACCESS_ADVANCED_PERSONAL_DATA
List<String> scopeList = new List<String>();
scopeList.Add("INVOICING");
scopeList.Add("EXPRESS_CHECKOUT");
// Create RequestPermissionsRequest object which takes mandatory params:
//
// * `Scope`
// * `Callback` - Your callback function that specifies actions to take
// after the account holder grants or denies the request.
RequestPermissionsRequest requestRequestPermissions = new RequestPermissionsRequest(scopeList, "http://localhost/callback");
// Create the service wrapper object
PermissionsService service = new PermissionsService();
// # API call
// Invoke the RequestPermissions method in service wrapper object
responseRequestPermissions = service.RequestPermissions(requestRequestPermissions);
if (responseRequestPermissions != null)
{
// Response envelope acknowledgement
string acknowledgement = "Request Permissions API Operation - ";
acknowledgement += responseRequestPermissions.responseEnvelope.ack.ToString();
logger.Info(acknowledgement + "\n");
Console.WriteLine(acknowledgement + "\n");
// # Success values
if (responseRequestPermissions.responseEnvelope.ack.ToString().Trim().ToUpper().Equals("SUCCESS"))
{
// # Redirecting to PayPal
// Once you get the success response, user needs to redirect to
// paypal to authorize. Construct the `redirectUrl` as follows,
//
// redirectURL=https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_grant-permission&request_token="+responseRequestPermissions.token;
//
// Once you are done with authorization, you will be returning
// back to `callback` url mentioned in your request. While
// returning, PayPal will send two parameters in request:
//
// * `request_token`
// * `token_verifier`
// You have to use these values in `GetAccessToken` API call to
// generate `AccessToken` and `TokenSecret`
}
// # Error Values
else
{
List<ErrorData> errorMessages = responseRequestPermissions.error;
foreach (ErrorData error in errorMessages)
{
logger.Debug("API Error Message : " + error.message);
Console.WriteLine("API Error Message : " + error.message + "\n");
}
}
}
}
// # Exception log
catch (System.Exception ex)
{
// Log the exception message
logger.Debug("Error Message : " + ex.Message);
Console.WriteLine("Error Message : " + ex.Message);
}
return responseRequestPermissions;
}
private void RequestPermissions(HttpContext context)
{
RequestPermissionsRequest rp = new RequestPermissionsRequest();
rp.scope = new List<string>();
// (Required) At least 1 of the following permission categories:
//EXPRESS_CHECKOUT - Express Checkout
//DIRECT_PAYMENT - Direct payment by debit or credit card
//SETTLEMENT_CONSOLIDATION - Settlement consolidation
//SETTLEMENT_REPORTING - Settlement reporting
//AUTH_CAPTURE - Payment authorization and capture
//MOBILE_CHECKOUT - Mobile checkout
//BILLING_AGREEMENT - Billing agreements
//REFERENCE_TRANSACTION - Reference transactions
//AIR_TRAVEL - Express Checkout for UTAP
//MASS_PAY - Mass pay
//TRANSACTION_DETAILS - Transaction details
//TRANSACTION_SEARCH - Transaction search
//RECURRING_PAYMENTS - Recurring payments
//ACCOUNT_BALANCE - Account balance
//ENCRYPTED_WEBSITE_PAYMENTS - Encrypted website payments
//REFUND - Refunds
//NON_REFERENCED_CREDIT - Non-referenced credit
//BUTTON_MANAGER - Button Manager
//MANAGE_PENDING_TRANSACTION_STATUS includes ManagePendingTransactionStatus
//RECURRING_PAYMENT_REPORT - Reporting for recurring payments
//EXTENDED_PRO_PROCESSING_REPORT - Extended Pro processing
//EXCEPTION_PROCESSING_REPORT - Exception processing
//ACCOUNT_MANAGEMENT_PERMISSION - Account Management Permission (MAM)
//ACCESS_BASIC_PERSONAL_DATA - User attributes
//ACCESS_ADVANCED_PERSONAL_DATA - User attributes
//INVOICING - Invoicing
string[] scopes = context.Request.Form.GetValues("api");
for (int i = 0; i < scopes.Length; i++)
rp.scope.Add(scopes[i]);
//(Required) Your callback function that specifies actions to
// take after the account holder grants or denies the request.
rp.callback = context.Request.Params["callback"];
// (Required) RFC 3066 language in which error messages are returned;
// by default it is en_US, which is the only language currently supported.
rp.requestEnvelope = new RequestEnvelope("en_US");
RequestPermissionsResponse rpr = null;
try
{
// ## Creating service wrapper object
// Creating service wrapper object to make API call
// Configuration map containing signature credentials and other required configuration.
// For a full list of configuration parameters refer in wiki page
// [https://github.com/paypal/sdk-core-dotnet/wiki/SDK-Configuration-Parameters]
PermissionsService service = new PermissionsService(Configuration.GetAcctAndConfig());
rpr = service.RequestPermissions(rp);
context.Response.Write("<html><body><textarea rows=30 cols=80>");
ObjectDumper.Write(rpr, 5, context.Response.Output);
context.Response.Write("</textarea></body></html>");
string red = "<br>";
red = red + "<a href=";
red = red + ConfigurationManager.AppSettings["PAYPAL_REDIRECT_URL"] + "_grant-permission&request_token=" + rpr.token;
red = red + ">Redirect URL (Click to redirect)</a><br>";
context.Response.Write(red);
}
catch (System.Exception e)
{
context.Response.Write(e.Message);
}
}
private void RequestPermissions(HttpContext context)
{
RequestPermissionsRequest rp = new RequestPermissionsRequest();
rp.scope = new List<string>();
string[] scopes = context.Request.Form.GetValues("api");
for (int i = 0; i < scopes.Length; i++)
rp.scope.Add(scopes[i]);
rp.callback = context.Request.Params["callback"];
rp.requestEnvelope = new RequestEnvelope("en_US");
RequestPermissionsResponse rpr = null;
try
{
PermissionsService service = new PermissionsService();
rpr = service.RequestPermissions(rp);
context.Response.Write("<html><body><textarea rows=30 cols=80>");
ObjectDumper.Write(rpr, 5, context.Response.Output);
context.Response.Write("</textarea></body></html>");
string red = "<br>";
red = red + "<a href=";
red = red + ConfigurationManager.AppSettings["PAYPAL_REDIRECT_URL"] + "_grant-permission&request_token=" + rpr.token;
red = red + ">Redirect URL (Click to redirect)</a><br>";
context.Response.Write(red);
}
catch (System.Exception e)
{
context.Response.Write(e.Message);
}
}