public virtual async Task <GecodeLocation> GeocodeAsync(string address, string city = null)
{
var requestParamters = new Dictionary <string, string>
{
{ "address", address },
{ "ak", Options.AccessKey },
{ "output", Options.Output },
{ "ret_coordtype", Options.ReturnCoordType }
};
if (!city.IsNullOrWhiteSpace())
{
requestParamters.Add("city", city);
}
var baiduMapUrl = "http://api.map.baidu.com";
var baiduMapPath = "/geocoding/v3";
if (Options.CaculateAKSN)
{
// TODO: 百度的文档不明不白,sn的算法在遇到特殊字符会验证失败,有待完善
var sn = BaiduAKSNCaculater.CaculateAKSN(Options.AccessSecret, baiduMapPath, requestParamters);
requestParamters.Add("sn", sn);
}
var requestUrl = BuildRequestUrl(baiduMapUrl, baiduMapPath, requestParamters);
var responseContent = await MakeRequestAndGetResultAsync(requestUrl);
var baiduLocationResponse = JsonSerializer.Deserialize <BaiduGeocodeResponse>(responseContent);
if (!baiduLocationResponse.IsSuccess())
{
var localizerFactory = ServiceProvider.GetRequiredService <IStringLocalizerFactory>();
var localizerErrorMessage = baiduLocationResponse.GetErrorMessage(Options.VisableErrorToClient).Localize(localizerFactory);
var localizerErrorDescription = baiduLocationResponse.GetErrorMessage(Options.VisableErrorToClient).Localize(localizerFactory);
var localizer = ServiceProvider.GetRequiredService <IStringLocalizer <BaiduLocationResource> >();
localizerErrorMessage = localizer["ResolveLocationFailed", localizerErrorMessage, localizerErrorDescription];
if (Options.VisableErrorToClient)
{
throw new UserFriendlyException(localizerErrorMessage);
}
throw new AbpException($"Resolution address failed:{localizerErrorMessage}!");
}
var location = new GecodeLocation
{
Confidence = baiduLocationResponse.Result.Confidence,
Latitude = baiduLocationResponse.Result.Location.Lat,
Longitude = baiduLocationResponse.Result.Location.Lng,
Level = baiduLocationResponse.Result.Level
};
location.AddAdditional("BaiduLocation", baiduLocationResponse.Result);
return(location);
}
public virtual async Task <GecodeLocation> GeocodeAsync(string address, string city = null)
{
var requestParamters = new Dictionary <string, string>
{
{ "address", address },
{ "callback", Options.Callback },
{ "key", Options.AccessKey },
{ "output", Options.Output }
};
if (!city.IsNullOrWhiteSpace())
{
requestParamters.Add("region", city);
}
var tencentMapUrl = "https://apis.map.qq.com";
var tencentMapPath = "/ws/geocoder/v1";
if (!Options.SecretKey.IsNullOrWhiteSpace())
{
var sig = TencentSecretKeyCaculater.CalcSecretKey(tencentMapPath, Options.SecretKey, requestParamters);
requestParamters.Add("sig", sig);
}
var tencentLocationResponse = await GetTencentMapResponseAsync <TencentGeocodeResponse>(tencentMapUrl, tencentMapPath, requestParamters);
var location = new GecodeLocation
{
Confidence = tencentLocationResponse.Result.Reliability,
Latitude = tencentLocationResponse.Result.Location.Lat,
Longitude = tencentLocationResponse.Result.Location.Lng,
Level = tencentLocationResponse.Result.Level.ToString()
};
location.AddAdditional("TencentLocation", tencentLocationResponse.Result);
return(location);
}
public virtual async Task <GecodeLocation> PositiveAsync(AmapPositiveHttpRequestParamter requestParamter)
{
var client = HttpClientFactory.CreateClient(AmapHttpConsts.HttpClientName);
var requestUrlBuilder = new StringBuilder(128);
requestUrlBuilder.Append("http://restapi.amap.com/v3/geocode/geo");
requestUrlBuilder.AppendFormat("?key={0}", Options.ApiKey);
requestUrlBuilder.AppendFormat("&address={0}", requestParamter.Address);
if (!requestParamter.City.IsNullOrWhiteSpace())
{
requestUrlBuilder.AppendFormat("&city={0}", requestParamter.City);
}
if (!requestParamter.Output.IsNullOrWhiteSpace())
{
requestUrlBuilder.AppendFormat("&output={0}", requestParamter.Output);
}
if (!requestParamter.Sig.IsNullOrWhiteSpace())
{
requestUrlBuilder.AppendFormat("&sig={0}", requestParamter.Sig);
}
requestUrlBuilder.AppendFormat("&batch={0}", requestParamter.Batch);
var requestMessage = new HttpRequestMessage(HttpMethod.Get, requestUrlBuilder.ToString());
var response = await client.SendAsync(requestMessage, GetCancellationToken());
if (!response.IsSuccessStatusCode)
{
throw new AbpException($"Amap request service returns error! HttpStatusCode: {response.StatusCode}, ReasonPhrase: {response.ReasonPhrase}");
}
var resultContent = await response.Content.ReadAsStringAsync();
var amapResponse = JsonSerializer.Deserialize <AmapPositiveHttpResponse>(resultContent);
if (!amapResponse.IsSuccess())
{
var localizerFactory = ServiceProvider.GetRequiredService <IStringLocalizerFactory>();
var localizerError = amapResponse.GetErrorMessage().Localize(localizerFactory);
if (Options.VisableErrorToClient)
{
var localizer = ServiceProvider.GetRequiredService <IStringLocalizer <AmapLocationResource> >();
localizerError = localizer["ResolveLocationFailed", localizerError];
throw new UserFriendlyException(localizerError);
}
throw new AbpException($"Resolution address failed:{localizerError}!");
}
if (amapResponse.Count <= 0)
{
var localizer = ServiceProvider.GetRequiredService <IStringLocalizer <AmapLocationResource> >();
var localizerError = localizer["ResolveLocationZero"];
if (Options.VisableErrorToClient)
{
throw new UserFriendlyException(localizerError);
}
throw new AbpException(localizerError);
}
var locations = amapResponse.Geocodes[0].Location.Split(",");
var postiveLocation = new GecodeLocation
{
Longitude = double.Parse(locations[0]),
Latitude = double.Parse(locations[1]),
Level = amapResponse.Geocodes[0].Level
};
postiveLocation.AddAdditional("Geocodes", amapResponse.Geocodes);
return(postiveLocation);
}