/// <summary>
/// 获取海康加密的headers
/// </summary>
/// <param name="headers"></param>
/// <param name="method"></param>
/// <returns></returns>
private static Dictionary <string, string> GetHikSecurityHeaders(HttpRequestHeaders headers, string method, string url, Dictionary <string, string> formData)
{
method = method.ToUpperInvariant();
Dictionary <string, string> dic = new Dictionary <string, string> {
{ "method", method }
};
if (headers.Contains("accept"))
{
dic.Add("accept", headers.GetValues("accept-header")?.FirstOrDefault()?.Trim() ?? "");
}
if (headers.Any(o => o.Key.ToLower().Equals("content-type")))
{
dic.Add("content-type", headers.GetValues("content-type")?.FirstOrDefault()?.Trim() ?? "");
}
if (headers.Any(o => o.Key.ToLower().Equals("date")))
{
dic.Add("date", headers.GetValues("date")?.FirstOrDefault()?.Trim() ?? "");
}
if (headers.Any(o => o.Key.ToLower().Equals("headers")))
{
dic.Add("headers", headers.GetValues("headers")?.FirstOrDefault()?.Trim() ?? "");
}
dic.Add("url", BuildResource(url, headers, formData));
return(dic);
}
protected string GetHeader(HttpRequestHeaders headers, string key)
{
var header = headers.FirstOrDefault(a => a.Key.ToLower().Equals(key.ToLower()));
if (headers == null || !headers.Any() || header.Key == null || string.IsNullOrEmpty(header.Value.FirstOrDefault()))
{
throw new LoginFaildException("请求的Header中必须要有AppId和Secrect信息！");
}
return(header.Value.FirstOrDefault());
}
/// <summary>
/// Adds the specified header and its value into the <see cref="HttpHeaders"/> collection.
/// </summary>
/// <param name="headers">This <see cref="HttpRequestHeaders"/> instance.</param>
/// <param name="name">The header to add to the collection.</param>
/// <param name="value">The content of the header.</param>
public static void AddIfNotExists(this HttpRequestHeaders headers, string name, string value)
{
// constants
const StringComparison Compare = StringComparison.OrdinalIgnoreCase;
// find
var isExists = headers.Any(i => i.Key.Equals(name, Compare) && i.Value.Contains(value));
// exit conditions
if (isExists)
{
return;
}
headers.TryAddWithoutValidation(name, value);
}
public bool ContainsPrefix(string prefix)
{
var contains = _headers.Any(h => h.Key.Contains(HeaderPrefix + prefix));
return(contains);
}
public bool ContainsPrefix(string prefix)
{
return(_headers.Any(header => header.Key.Contains(XHeaderPrefix + prefix)));
}
public bool ContainsPrefix(string prefix)
{
return(headers.Any(h => predicate(h, prefix)));
}
private bool Header(HttpRequestHeaders headers, string name, string value)
{
return(headers.Any(h => h.Key == name && h.Value.First() == value));
}
