/// <summary>
/// get string from http client
/// </summary>
/// <param name="client"></param>
/// <param name="url"></param>
/// <param name="allowAutoRedirect"></param>
/// <param name="args"></param>
/// <returns></returns>
public static async Task <string> GetStringAsync(this HttpClient client, ApiUrl url, bool?allowAutoRedirect, params object[] args)
{
var referer = client.DefaultRequestHeaders.Referrer;
if (url.Referer != null)
{
client.DefaultRequestHeaders.Referrer = new Uri(url.Referer);
}
var response = client.GetStringAsync(url.BuildUrl(args));
response.Wait();
// 复原client
client.DefaultRequestHeaders.Referrer = referer;
return(await response);
}
/// <summary> /// get string from http client /// </summary> /// <param name="client"></param> /// <param name="url"></param> /// <param name="args"></param> /// <returns></returns> public static async Task <string> GetStringAsync(this HttpClient client, ApiUrl url, params object[] args) => await client.GetStringAsync(url, null, args);
/// <summary> /// 发送GET请求。 /// </summary> /// <param name="client"></param> /// <param name="url">URL。</param> /// <param name="args">附加的参数。</param> /// <returns></returns> public static async Task <HttpResponseMessage> GetAsync(this HttpClient client, ApiUrl url, params object[] args) => await client.GetAsync(url, null, args);
/// <summary>
/// 带重试的发送。
/// </summary>
/// <param name="client"></param>
/// <param name="url"></param>
/// <param name="json"></param>
/// <param name="retryTimes"></param>
/// <returns></returns>
public static async Task <HttpResponseMessage> PostAsyncWithRetry(this HttpClient client, ApiUrl url, JObject json, int retryTimes)
{
Task <HttpResponseMessage> response;
do
{
response = client.PostAsync(url.Url, new StringContent(json.ToString(Formatting.None), Encoding.UTF8, "application/json"));
response.Wait();
retryTimes++;
}while (retryTimes >= 0 && response.Result.StatusCode != System.Net.HttpStatusCode.OK);
return(await response);
}
/// <summary>
/// 发送POST请求。
/// </summary>
/// <param name="client"></param>
/// <param name="url">URL。</param>
/// <param name="json">JSON。</param>
/// <param name="timeout">超时。</param>
/// <returns></returns>
public static async Task <HttpResponseMessage> PostAsync(this HttpClient client, ApiUrl url, JObject json, int timeout)
{
var hasOrigin = client.DefaultRequestHeaders.TryGetValues("Origin", out IEnumerable <string> origin);
if (url.Referer != null)
{
client.DefaultRequestHeaders.Referrer = new Uri(url.Referer);
}
if (client.DefaultRequestHeaders.Contains("Origin"))
{
client.DefaultRequestHeaders.Remove("Origin");
client.DefaultRequestHeaders.Add("Origin", url.Origin);
}
else
{
client.DefaultRequestHeaders.Add("Origin", url.Origin);
}
HttpContent hc = new StringContent($"r={WebUtility.UrlEncode(json.ToString(Formatting.None))}", Encoding.UTF8);
hc.Headers.ContentType = MediaTypeHeaderValue.Parse("application/ x-www-form-urlencoded; charset=UTF-8");
var response = client.PostAsync(url.Url, hc);
response.Wait();
// 复原client
if (hasOrigin)
{
client.DefaultRequestHeaders.Remove("Origin");
client.DefaultRequestHeaders.Add("Origin", origin);
}
else
{
client.DefaultRequestHeaders.Remove("Origin");
}
return(await response);
}
/// <summary> /// 发送POST请求。 /// </summary> /// <param name="client"></param> /// <param name="url">URL。</param> /// <param name="json">JSON。</param> /// <returns></returns> public static Task <HttpResponseMessage> PostAsync(this HttpClient client, ApiUrl url, JObject json) => client.PostAsync(url, json, -1);
