protected virtual IDictionary <string, string> GenerateParameters(Options.IAppOption app, PushingSenderSettings settings)
{
var center = PushingServiceCenter.GetInstance(this.GetRegion(app));
var dictionary = new Dictionary <string, string>()
{
//推送方式（高级推送）
{ "Action", "Push" },
//以下是公共参数部分
{ "Format", "JSON" },
{ "RegionId", center.Alias },
{ "Version", "2016-08-01" },
{ "AccessKeyId", this.GetCertificate(app).Name },
{ "SignatureMethod", "HMAC-SHA1" },
{ "SignatureVersion", "1.0" },
{ "SignatureNonce", ((ulong)Zongsoft.Common.Randomizer.GenerateInt64()).ToString() },
{ "Timestamp", Utility.GetTimestamp() },
//以下是推送接口特定参数
{ "AppKey", app.Code },
{ "PushType", settings.Type.ToString().ToUpperInvariant() },
{ "DeviceType", settings.DeviceType.ToString().ToUpperInvariant() },
{ "Target", settings.TargetType.ToString().ToUpperInvariant() },
};
if (settings.Expiry > 0)
{
dictionary["StoreOffline"] = "true";
dictionary["ExpireTime"] = DateTime.UtcNow.AddMinutes(settings.Expiry).ToString("s") + "Z";
}
return(dictionary);
}
private ICertificate GetCertificate(Options.IAppOption app)
{
var certificate = app?.Certificate;
if (string.IsNullOrWhiteSpace(certificate))
{
certificate = _configuration?.Certificate;
}
if (string.IsNullOrWhiteSpace(certificate))
{
return(Aliyun.Configuration.Instance.Certificates.Default);
}
return(Aliyun.Configuration.Instance.Certificates.Get(certificate));
}
private ServiceCenterName GetRegion(Options.IAppOption app)
{
return(app?.Region ?? _configuration?.Region ?? Aliyun.Configuration.Instance.Name);
}