public async Task <IAnalyzeResult> UploadAndAnalyzeImage(byte[] imageBytes, params System.Enum[] features)
{
HttpClient client = new HttpClient();
//getToken
string token = BaiduAccessToken.getAccessToken(Key, SecretKey).access_token;
string uri = API + "?" + $"access_token={token}";
//getBase64
string base64String = Convert.ToBase64String(imageBytes);
string jsonContent = this.threshold == null ? $"{{\"image\":\"{base64String}\"}}" : $"{{\"threshold\":\"{this.threshold}\",\"image\":\"{base64String}\"}}";
byte[] buffer = Encoding.Default.GetBytes(jsonContent);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
request.Method = "post";
request.KeepAlive = true;
request.ContentLength = buffer.Length;
request.GetRequestStream().Write(buffer, 0, buffer.Length);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.Default);
string contentString = reader.ReadToEnd();
//HttpResponseMessage response;
//using (HttpContent content = new StringContent(jsonContent))
//{
// // Make the REST API call.
// response = await client.PostAsync(uri, content);
//}
//string contentString = await response.Content.ReadAsStringAsync();
if (response.StatusCode != HttpStatusCode.OK)
{
throw new Exception(contentString);
}
// Get the JSON response.
// Display the JSON response.
Console.WriteLine("\nResponse:\n");
Console.WriteLine(VisCommonClass.JsonPrettyPrint(contentString));
return(JsonConvert.DeserializeObject <BaiduAnalyzeResult>(contentString));
}
public async Task <Response <Guest> > GetInfoFromCert(int hotelId, IFormCollection files)
{
if (files.Files.Count < 1)
{
return new Response <Guest>()
{
Status = StatusEnum.ValidateModelError,
Massage = "没有上传图片",
Data = null
}
}
;
IFormFile file = files.Files[0];
string strBuffer = string.Empty;
byte[] buffer;
using (var stream = file.OpenReadStream())
{
buffer = new byte[(int)stream.Length];
stream.Read(buffer, 0, (int)stream.Length);
strBuffer = Convert.ToBase64String(buffer);
}
if (string.IsNullOrEmpty(strBuffer))
{
return(new Response <Guest>()
{
Status = StatusEnum.ValidateModelError,
Massage = "图片错误",
Data = null
});
}
if (StaticData.BaiduToken == null ||
string.IsNullOrEmpty(StaticData.BaiduToken.access_token) ||
DateTime.Now > StaticData.BaiduToken.get_token_time.AddMinutes(StaticData.BaiduToken.expires_in).AddHours(-1)
)
{
string baiduTokenUri = $"{ Configuration.GetValue<string>("BaiduApi:tokenUri") }?grant_type={ Configuration.GetValue<string>("BaiduApi:grant_type") }&client_id={ Configuration.GetValue<string>("BaiduApi:client_id") }&client_secret={ Configuration.GetValue<string>("BaiduApi:client_secret") }";
string tokenResult = await Task.Run(() => { return(HttpHelper.HttpFormPostRequest(baiduTokenUri, "")); });
if (!string.IsNullOrEmpty(tokenResult))
{
BaiduAccessToken token = JsonConvert.DeserializeObject <BaiduAccessToken>(tokenResult);
if (token == null || string.IsNullOrEmpty(token.access_token))
{
return(new Response <Guest>()
{
Status = StatusEnum.Error,
Massage = "系统错误",
Data = null
});
}
token.get_token_time = DateTime.Now;
StaticData.BaiduToken = token;
}
else
{
return(new Response <Guest>()
{
Status = StatusEnum.Error,
Massage = "系统错误",
Data = null
});
}
}
string manager = HttpContext.User.Identity.Name;
string idcardUri = $"{ Configuration.GetValue<string>("BaiduApi:idcardUri") }?access_token={ StaticData.BaiduToken.access_token }";
int maxNum = Configuration.GetValue <int>("BaiduApi:maxNum");
KeyValuePair <Guest, string> guest = await Task.Run(() => { return(OcrHander.GetGuestInfoFromCertByBaidu(idcardUri, strBuffer, hotelId, manager, maxNum)); });
if (guest.Key == null)
{
return(new Response <Guest>()
{
Status = StatusEnum.ValidateModelError,
Massage = guest.Value,
Data = null
});
}
else
{
return(new Response <Guest>()
{
Status = StatusEnum.Success,
Massage = "证件解析成功",
Data = guest.Key
});
}
}
}
