/*
* Get default signature version for this API Type
*
* @return int
*/
public int getDefaultSignatureVersion()
{
if (Paymentwall_Widget.getApiType() != Paymentwall_Widget.API_CART)
{
return(Paymentwall_Widget.DEFAULT_SIGNATURE_VERSION);
}
else
{
return(Paymentwall_Widget.SIGNATURE_VERSION_2);
}
}
/**
* Build signature for the widget specified
*
* @param Dictionary<string, string> parameters
* @param string secret Paymentwall Secret Key
* @param int version Paymentwall Signature Version
* @return string
*/
public static string calculateSignature(Dictionary <string, string> parameters, string secret, int version)
{
string baseString = "";
if (version == Paymentwall_Widget.SIGNATURE_VERSION_1)
{ //TODO: throw exception if no uid parameter is present
if (parameters["uid"] != null)
{
baseString += parameters["uid"];
}
else
{
baseString += secret;
}
return(Paymentwall_Widget.getHash(baseString, "md5"));
}
else
{
parameters = parameters.OrderBy(d => d.Key, StringComparer.Ordinal).ToDictionary(d => d.Key, d => d.Value);
foreach (KeyValuePair <string, string> param in parameters)
{
baseString += param.Key + "=" + param.Value;
}
baseString += secret;
if (version == Paymentwall_Widget.SIGNATURE_VERSION_2)
{
return(Paymentwall_Widget.getHash(baseString, "md5"));
}
else
{
return(Paymentwall_Widget.getHash(baseString, "sha256"));
}
}
}
/**
* Build controller URL depending on API type
*
* @param string widget code of the widget
* @param bool flexibleCall
* @return string
*/
protected string buildController(string widget, bool flexibleCall = false)
{
if (Paymentwall_Widget.getApiType() == Paymentwall_Widget.API_VC)
{
if (!Regex.IsMatch(widget, @"^w|s|mw"))
{
return(Paymentwall_Widget.CONTROLLER_PAYMENT_VIRTUAL_CURRENCY);
}
else
{
return("");
}
}
else if (Paymentwall_Widget.getApiType() == Paymentwall_Widget.API_GOODS)
{
if (!flexibleCall)
{
if (!Regex.IsMatch(widget, @"^w|s|mw"))
{
return(Paymentwall_Widget.CONTROLELR_PAYMENT_DIGITAL_GOODS);
}
else
{
return("");
}
}
else
{
return(Paymentwall_Widget.CONTROLELR_PAYMENT_DIGITAL_GOODS);
}
}
else
{
return(Paymentwall_Widget.CONTROLLER_PAYMENT_CART);
}
}
/*
* Return URL for the widget
*
* @return string
*/
public string getUrl()
{
Dictionary <string, string> parameters = new Dictionary <string, string>();
parameters["key"] = Paymentwall_Widget.getAppKey();
parameters["uid"] = this.userId;
parameters["widget"] = this.widgetCode;
int productsNumber = this.products.Count;
if (Paymentwall_Widget.getApiType() == Paymentwall_Widget.API_GOODS)
{
if (productsNumber > 0)
{
if (productsNumber == 1)
{
Paymentwall_Product product = this.products[0];
Paymentwall_Product postTrialProduct = null;
if (product.getTrialProduct() is Paymentwall_Product)
{
postTrialProduct = product;
product = product.getTrialProduct();
}
parameters.Add("amount", product.getAmount().ToString());
parameters.Add("currencyCode", product.getCurrencyCode());
parameters.Add("ag_name", product.getName());
parameters.Add("ag_external_id", product.getId());
parameters.Add("ag_type", product.getType());
if (product.getType() == Paymentwall_Product.TYPE_SUBSCRIPTION)
{
parameters.Add("ag_period_length", product.getPeriodLength().ToString());
parameters.Add("ag_period_type", product.getPeriodType());
if (product.isRecurring())
{
parameters.Add("ag_recurring", (Convert.ToInt32(product.isRecurring())).ToString());
if (postTrialProduct != null)
{
parameters.Add("ag_trial", "1");
parameters.Add("ag_post_trial_external_id", postTrialProduct.getId());
parameters.Add("ag_post_trial_period_length", postTrialProduct.getPeriodLength().ToString());
parameters.Add("ag_post_trial_period_type", postTrialProduct.getPeriodType());
parameters.Add("ag_post_trial_name", postTrialProduct.getName());
parameters.Add("post_trial_amount", postTrialProduct.getAmount().ToString());
parameters.Add("post_trial_currencyCode", postTrialProduct.getCurrencyCode().ToString());
}
}
}
} //end if (productNumber == 1)
else
{
//TODO: Paymentwall_Widget.appendToErrors('Only 1 product is allowed in flexible widget call');
}
} //end if (productNumber > 0)
}
else if (Paymentwall_Widget.getApiType() == Paymentwall_Widget.API_CART)
{
int index = 0;
foreach (Paymentwall_Product product in this.products)
{
parameters.Add("external_ids[" + index.ToString() + "]", product.getId());
if (product.getAmount() != -1f)
{
parameters.Add("prices[" + index.ToString() + "]", product.getAmount().ToString());
}
if (product.getCurrencyCode() != null)
{
parameters.Add("currencies[" + index.ToString() + "]", product.getCurrencyCode());
}
index++;
}
index = 0;
}
int signatureVersion = this.getDefaultSignatureVersion();
parameters.Add("sign_version", Convert.ToString(signatureVersion));
if (this.extraParams.ContainsKey("sign_version"))
{
parameters["sign_version"] = this.extraParams["sign_version"];
signatureVersion = Convert.ToInt32(this.extraParams["sign_version"]);
}
parameters = mergeDictionaries(parameters, extraParams);
parameters["sign"] = Paymentwall_Widget.calculateSignature(parameters, Paymentwall_Widget.getSecretKey(), signatureVersion);
return(Paymentwall_Widget.BASE_URL + "/" + this.buildController(this.widgetCode) + "?" + this.buildQueryString(parameters, "&"));
}
