public virtual object WriteSampleObjectUsingFormatter(MediaTypeFormatter formatter, object value, Type type, MediaTypeHeaderValue mediaType)
{
if (formatter == null)
{
throw new ArgumentNullException("formatter");
}
if (mediaType == null)
{
throw new ArgumentNullException("mediaType");
}
object sample = String.Empty;
MemoryStream ms = null;
HttpContent content = null;
try
{
if (formatter.CanWriteType(type))
{
ms = new MemoryStream();
content = new ObjectContent(type, value, formatter, mediaType);
formatter.WriteToStreamAsync(type, value, ms, content, null).Wait();
ms.Position = 0;
StreamReader reader = new StreamReader(ms);
string serializedSampleString = reader.ReadToEnd();
if (mediaType.MediaType.ToUpperInvariant().Contains("XML"))
{
serializedSampleString = TryFormatXml(serializedSampleString);
}
else if (mediaType.MediaType.ToUpperInvariant().Contains("JSON"))
{
serializedSampleString = TryFormatJson(serializedSampleString);
}
sample = new TextSample(serializedSampleString);
}
else
{
sample = new InvalidSample(String.Format(
CultureInfo.CurrentCulture,
"Failed to generate the sample for media type '{0}'. Cannot use formatter '{1}' to write type '{2}'.",
mediaType,
formatter.GetType().Name,
type.Name));
}
}
catch (Exception e)
{
sample = new InvalidSample(String.Format(
CultureInfo.CurrentCulture,
"An exception has occurred while using the formatter '{0}' to generate sample for media type '{1}'. Exception message: {2}",
formatter.GetType().Name,
mediaType.MediaType,
UnwrapException(e).Message));
}
finally
{
if (ms != null)
{
ms.Dispose();
}
if (content != null)
{
content.Dispose();
}
}
return(sample);
}
/// <summary>
/// Sets the sample directly for all actions with the specified type and media type.
/// </summary>
/// <param name="config">The <see cref="HttpConfiguration"/>.</param>
/// <param name="sample">The sample.</param>
/// <param name="mediaType">The media type.</param>
/// <param name="type">The parameter type or return type of an action.</param>
public static void SetSampleForType(this HttpConfiguration config, object sample, MediaTypeHeaderValue mediaType, Type type)
{
config.GetHelpPageSampleGenerator().ActionSamples.Add(new HelpPageSampleKey(mediaType, type), sample);
}
/// <summary>
/// Sets the sample response directly for the specified media type of the action with specific parameters.
/// </summary>
/// <param name="config">The <see cref="HttpConfiguration"/>.</param>
/// <param name="sample">The sample response.</param>
/// <param name="mediaType">The media type.</param>
/// <param name="controllerName">Name of the controller.</param>
/// <param name="actionName">Name of the action.</param>
/// <param name="parameterNames">The parameter names.</param>
public static void SetSampleResponse(this HttpConfiguration config, object sample, MediaTypeHeaderValue mediaType, string controllerName, string actionName, params string[] parameterNames)
{
config.GetHelpPageSampleGenerator().ActionSamples.Add(new HelpPageSampleKey(mediaType, SampleDirection.Response, controllerName, actionName, parameterNames), sample);
}
/// <summary>
/// Search for samples that are provided directly through <see cref="ActionSamples"/>.
/// </summary>
/// <param name="controllerName">Name of the controller.</param>
/// <param name="actionName">Name of the action.</param>
/// <param name="parameterNames">The parameter names.</param>
/// <param name="type">The CLR type.</param>
/// <param name="formatter">The formatter.</param>
/// <param name="mediaType">The media type.</param>
/// <param name="sampleDirection">The value indicating whether the sample is for a request or for a response.</param>
/// <returns>The sample that matches the parameters.</returns>
public virtual object GetActionSample(string controllerName, string actionName, IEnumerable <string> parameterNames, Type type, MediaTypeFormatter formatter, MediaTypeHeaderValue mediaType, SampleDirection sampleDirection)
{
object sample;
// First, try to get the sample provided for the specified mediaType, sampleDirection, controllerName, actionName and parameterNames.
// If not found, try to get the sample provided for the specified mediaType, sampleDirection, controllerName and actionName regardless of the parameterNames.
// If still not found, try to get the sample provided for the specified mediaType and type.
// Finally, try to get the sample provided for the specified mediaType.
if (ActionSamples.TryGetValue(new HelpPageSampleKey(mediaType, sampleDirection, controllerName, actionName, parameterNames), out sample) ||
ActionSamples.TryGetValue(new HelpPageSampleKey(mediaType, sampleDirection, controllerName, actionName, new[] { "*" }), out sample) ||
ActionSamples.TryGetValue(new HelpPageSampleKey(mediaType, type), out sample) ||
ActionSamples.TryGetValue(new HelpPageSampleKey(mediaType), out sample))
{
return(sample);
}
return(null);
}
public async Task <Response> Handle(Request request, CancellationToken cancellationToken)
{
var httpContext = _httpContextAccessor.HttpContext;
var defaultFormOptions = new FormOptions();
var digitalAssets = new List <DigitalAsset>();
if (!MultipartRequestHelper.IsMultipartContentType(httpContext.Request.ContentType))
{
throw new Exception($"Expected a multipart request, but got {httpContext.Request.ContentType}");
}
var mediaTypeHeaderValue = MediaTypeHeaderValue.Parse(httpContext.Request.ContentType);
var boundary = MultipartRequestHelper.GetBoundary(
mediaTypeHeaderValue,
defaultFormOptions.MultipartBoundaryLengthLimit);
var reader = new MultipartReader(boundary, httpContext.Request.Body);
var section = await reader.ReadNextSectionAsync();
while (section != null)
{
DigitalAsset digitalAsset = default;
var hasContentDispositionHeader = ContentDispositionHeaderValue.TryParse(section.ContentDisposition, out ContentDispositionHeaderValue contentDisposition);
if (hasContentDispositionHeader)
{
if (MultipartRequestHelper.HasFileContentDisposition(contentDisposition))
{
using (var targetStream = new MemoryStream())
{
await section.Body.CopyToAsync(targetStream);
var name = $"{contentDisposition.FileName}".Trim(new char[] { '"' }).Replace("&", "and");
var bytes = StreamHelper.ReadToEnd(targetStream);
var contentType = section.ContentType;
digitalAsset = _context.DigitalAssets.SingleOrDefault(x => x.Name == name);
if (digitalAsset == null)
{
digitalAsset = new DigitalAsset(name, bytes, contentType);
_context.DigitalAssets.Add(digitalAsset);
}
else
{
digitalAsset.Update(bytes, contentType);
}
}
}
}
digitalAssets.Add(digitalAsset);
section = await reader.ReadNextSectionAsync();
}
await _context.SaveChangesAsync(cancellationToken);
return(new ()
{
DigitalAssetIds = digitalAssets.Select(x => x.DigitalAssetId).ToList()
});
}
/// <summary>
/// Sets the sample request directly for the specified media type and action.
/// </summary>
/// <param name="config">The <see cref="HttpConfiguration"/>.</param>
/// <param name="sample">The sample request.</param>
/// <param name="mediaType">The media type.</param>
/// <param name="controllerName">Name of the controller.</param>
/// <param name="actionName">Name of the action.</param>
public static void SetSampleRequest(this HttpConfiguration config, object sample, MediaTypeHeaderValue mediaType, string controllerName, string actionName)
{
config.GetHelpPageSampleGenerator().ActionSamples.Add(new HelpPageSampleKey(mediaType, SampleDirection.Request, controllerName, actionName, new[] { "*" }), sample);
}
// This method gets called by the runtime. Use this method to add services to the container.
public void ConfigureServices(IServiceCollection services)
{
//Connection to database
var connectionString = _configuration["MySqlConnection:MySqlConnectionString"];
services.AddDbContext <MySQLContext>(options => options.UseMySql(connectionString));
//Adding Migrations Support
if (_environment.IsDevelopment())
{
try
{
var evolveConnection = new MySql.Data.MySqlClient.MySqlConnection(connectionString);
var evolve = new Evolve.Evolve("evolve.json", evolveConnection, msg => _logger.LogInformation(msg))
{
Locations = new List <string> {
"db/migrations"
},
IsEraseDisabled = true,
};
evolve.Migrate();
}
catch (Exception ex)
{
_logger.LogCritical("Database migration failed.", ex);
throw;
}
}
//Content negociation - Support to XML and JSON
services.AddMvc(options =>
{
options.RespectBrowserAcceptHeader = true;
options.FormatterMappings.SetMediaTypeMappingForFormat("xml", MediaTypeHeaderValue.Parse("text/xml"));
options.FormatterMappings.SetMediaTypeMappingForFormat("json", MediaTypeHeaderValue.Parse("application/json"));
})
.AddXmlSerializerFormatters();
//HATEOAS filter definitions
var filterOptions = new HyperMediaFilterOptions();
filterOptions.ObjectContentResponseEnricherList.Add(new BookEnricher());
filterOptions.ObjectContentResponseEnricherList.Add(new PersonEnricher());
//Service inject
services.AddSingleton(filterOptions);
//Versioning
services.AddApiVersioning(option => option.ReportApiVersions = true);
//Add Swagger Service
services.AddSwaggerGen(c =>
{
c.SwaggerDoc("v1",
new Info
{
Title = "RESTful API With ASP.NET Core 2.0",
Version = "v1"
});
});
//Dependency Injection
services.AddScoped <IPersonBusiness, PersonBusinessImpl>();
services.AddScoped <IBookBusiness, BookBusinessImpl>();
// Não precisamos mais fazer dessa forma
//services.AddScoped<IPersonRepository, PersonRepositoryImpl>();
//Dependency Injection of GenericRepository
services.AddScoped(typeof(IRepository <>), typeof(GenericRepository <>));
}
/// <summary>
/// Find spelling corrections
/// </summary>
/// Find spelling correction suggestions and return result as JSON
/// <param name='value'>
/// Input string
/// </param>
/// <param name='customHeaders'>
/// Headers that will be added to request.
/// </param>
/// <param name='cancellationToken'>
/// The cancellation token.
/// </param>
/// <return>
/// A response object containing the response body and response headers.
/// </return>
public async Task <HttpOperationResponse <CorrectJsonOKResponse> > CorrectJsonWithHttpMessagesAsync(string value, Dictionary <string, List <string> > customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (value == null)
{
throw new ValidationException(ValidationRules.CannotBeNull, "value");
}
// Tracing
bool _shouldTrace = ServiceClientTracing.IsEnabled;
string _invocationId = null;
if (_shouldTrace)
{
_invocationId = ServiceClientTracing.NextInvocationId.ToString();
Dictionary <string, object> tracingParameters = new Dictionary <string, object>();
tracingParameters.Add("value", value);
tracingParameters.Add("cancellationToken", cancellationToken);
ServiceClientTracing.Enter(_invocationId, this, "CorrectJson", tracingParameters);
}
// Construct URL
var _baseUrl = this.Client.BaseUri.AbsoluteUri;
var _url = new Uri(new Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "nlp/spellcheck/correct/word/json").ToString();
// Create HTTP transport objects
HttpRequestMessage _httpRequest = new HttpRequestMessage();
HttpResponseMessage _httpResponse = null;
_httpRequest.Method = new HttpMethod("POST");
_httpRequest.RequestUri = new Uri(_url);
// Set Headers
if (customHeaders != null)
{
foreach (var _header in customHeaders)
{
if (_httpRequest.Headers.Contains(_header.Key))
{
_httpRequest.Headers.Remove(_header.Key);
}
_httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
}
}
// Serialize Request
string _requestContent = null;
if (value != null)
{
_requestContent = SafeJsonConvert.SerializeObject(value, this.Client.SerializationSettings);
_httpRequest.Content = new StringContent(_requestContent, Encoding.UTF8);
_httpRequest.Content.Headers.ContentType = MediaTypeHeaderValue.Parse("application/json; charset=utf-8");
}
// Set Credentials
if (this.Client.Credentials != null)
{
cancellationToken.ThrowIfCancellationRequested();
await this.Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
}
// Send Request
if (_shouldTrace)
{
ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
}
cancellationToken.ThrowIfCancellationRequested();
_httpResponse = await this.Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
if (_shouldTrace)
{
ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
}
HttpStatusCode _statusCode = _httpResponse.StatusCode;
cancellationToken.ThrowIfCancellationRequested();
string _responseContent = null;
if ((int)_statusCode != 200)
{
var ex = new HttpOperationException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
_responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
if (_shouldTrace)
{
ServiceClientTracing.Error(_invocationId, ex);
}
_httpRequest.Dispose();
if (_httpResponse != null)
{
_httpResponse.Dispose();
}
throw ex;
}
// Create Result
var _result = new HttpOperationResponse <CorrectJsonOKResponse>();
_result.Request = _httpRequest;
_result.Response = _httpResponse;
// Deserialize Response
if ((int)_statusCode == 200)
{
_responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
try
{
_result.Body = SafeJsonConvert.DeserializeObject <CorrectJsonOKResponse>(_responseContent, this.Client.DeserializationSettings);
}
catch (JsonException ex)
{
_httpRequest.Dispose();
if (_httpResponse != null)
{
_httpResponse.Dispose();
}
throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
}
}
if (_shouldTrace)
{
ServiceClientTracing.Exit(_invocationId, _result);
}
return(_result);
}
public async Task <IActionResult> AddProductMedia()
{
if (!MultipartRequestHelper.IsMultipartContentType(Request.ContentType))
{
ModelState.AddModelError("File",
$"The request couldn't be processed (Error 1).");
// Log error
return(BadRequest(ModelState));
}
var boundary = MultipartRequestHelper.GetBoundary(
MediaTypeHeaderValue.Parse(Request.ContentType),
_defaultFormOptions.MultipartBoundaryLengthLimit);
var reader = new MultipartReader(boundary, HttpContext.Request.Body);
var section = await reader.ReadNextSectionAsync();
while (section != null)
{
var hasContentDispositionHeader =
ContentDispositionHeaderValue.TryParse(
section.ContentDisposition, out var contentDisposition);
if (hasContentDispositionHeader)
{
// This check assumes that there's a file
// present without form data. If form data
// is present, this method immediately fails
// and returns the model error.
if (!MultipartRequestHelper
.HasFileContentDisposition(contentDisposition))
{
ModelState.AddModelError("File",
$"The request couldn't be processed (Error 2).");
// Log error
return(BadRequest(ModelState));
}
else
{
// Don't trust the file name sent by the client. To display
// the file name, HTML-encode the value.
var trustedFileNameForDisplay = WebUtility.HtmlEncode(
contentDisposition.FileName.Value);
var trustedFileNameForFileStorage = Path.GetRandomFileName();
// **WARNING!**
// In the following example, the file is saved without
// scanning the file's contents. In most production
// scenarios, an anti-virus/anti-malware scanner API
// is used on the file before making the file available
// for download or for use by other systems.
// For more information, see the topic that accompanies
// this sample.
var streamedFileContent = await FileHelpers.ProcessStreamedFile(
section, contentDisposition, ModelState,
_permittedExtensions, _fileSizeLimit);
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
using (var targetStream = System.IO.File.Create(
Path.Combine(_targetFilePath, trustedFileNameForFileStorage)))
{
await targetStream.WriteAsync(streamedFileContent);
_logger.LogInformation(
"Uploaded file '{TrustedFileNameForDisplay}' saved to " +
"'{TargetFilePath}' as {TrustedFileNameForFileStorage}",
trustedFileNameForDisplay, _targetFilePath,
trustedFileNameForFileStorage);
}
}
}
// Drain any remaining section body that hasn't been consumed and
// read the headers for the next section.
section = await reader.ReadNextSectionAsync();
}
return(Ok());
}
public ShouldHaveApiContentType(string contentType)
: this(MediaTypeHeaderValue.Parse(contentType)) { }
public ShouldHaveApiContentType(MediaTypeHeaderValue contentType) => this.contentType = contentType;
private GingerHttpRequestMessage GetRequest(NodePlatformAction platformAction)
{
GingerHttpRequestMessage Request = new GingerHttpRequestMessage();
Request.URL = new Uri(platformAction.InputParams["EndPointURL"].ToString());
if (platformAction.ActionType == "ActWebAPISoap")
{
Request.Method = "POST";
Request.ContentType = "XML";
}
else
{
Request.Method = platformAction.InputParams["RequestType"].ToString();
Request.ContentType = platformAction.InputParams.ContainsKey("ContentType") ? platformAction.InputParams["ContentType"].ToString() : "";
if (platformAction.InputParams["RequestKeyValues"] is Newtonsoft.Json.Linq.JArray RObj)
{
Request.RequestKeyValues = new List <RestAPIKeyBodyValues>();
foreach (Newtonsoft.Json.Linq.JToken Jt in RObj.Children())
{
RestAPIKeyBodyValues RKV = new RestAPIKeyBodyValues();
if (Jt["ValueType"].ToString() == "1")
{
RKV.ValueType = RestAPIKeyBodyValues.eValueType.File;
Byte[] FileBytes = (Byte[])Jt["FileBytes"];
string Path = Jt["Value"].ToString();
RKV.Filename = System.IO.Path.GetFileName(Path);
ByteArrayContent fileContent = new ByteArrayContent(FileBytes);
fileContent.Headers.ContentType = MediaTypeHeaderValue.Parse("multipart/form-data");
RKV.Content = fileContent;
}
RKV.Value = Jt["Value"].ToString();
RKV.Param = Jt["Param"].ToString();
Request.RequestKeyValues.Add(RKV);
}
}
}
Request.BodyString = platformAction.InputParams.ContainsKey("RequestBody") ? platformAction.InputParams["RequestBody"].ToString() : "";
if (platformAction.InputParams["Headers"] is Newtonsoft.Json.Linq.JObject JsonObj)
{
foreach (Newtonsoft.Json.Linq.JProperty Jt in JsonObj.Children())
{
Request.Headers.Add(new KeyValuePair <string, string>(Jt.Name, Jt.Value.ToString()));
}
}
return(Request);
}
// This method gets called by the runtime. Use this method to add services to the container.
public void ConfigureServices(IServiceCollection services)
{
var connectionString = _configuration["MySqlConnection:MySqlConnectionString"];
services.AddDbContext <MySQLContext>(options => options.UseMySql(connectionString));
//Adding Migrations Support
ExecuteMigrations(connectionString);
var signingConfigurations = new SigningConfigurations();
services.AddSingleton(signingConfigurations);
var tokenConfigurations = new TokenConfigurations();
new ConfigureFromConfigurationOptions <TokenConfigurations>(
_configuration.GetSection("TokenConfigurations")
)
.Configure(tokenConfigurations);
services.AddSingleton(tokenConfigurations);
services.AddAuthentication(authOptions =>
{
authOptions.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
authOptions.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
}).AddJwtBearer(bearerOptions =>
{
var paramsValidation = bearerOptions.TokenValidationParameters;
paramsValidation.IssuerSigningKey = signingConfigurations.Key;
paramsValidation.ValidAudience = tokenConfigurations.Audience;
paramsValidation.ValidIssuer = tokenConfigurations.Issuer;
// Validates the signing of a received token
paramsValidation.ValidateIssuerSigningKey = true;
// Checks if a received token is still valid
paramsValidation.ValidateLifetime = true;
// Tolerance time for the expiration of a token (used in case
// of time synchronization problems between different
// computers involved in the communication process)
paramsValidation.ClockSkew = TimeSpan.Zero;
});
// Enables the use of the token as a means of
// authorizing access to this project's resources
services.AddAuthorization(auth =>
{
auth.AddPolicy("Bearer", new AuthorizationPolicyBuilder()
.AddAuthenticationSchemes(JwtBearerDefaults.AuthenticationScheme)
.RequireAuthenticatedUser().Build());
});
services.AddMvc(options =>
{
options.RespectBrowserAcceptHeader = true;
options.FormatterMappings.SetMediaTypeMappingForFormat("xml", MediaTypeHeaderValue.Parse("text/xml"));
options.FormatterMappings.SetMediaTypeMappingForFormat("json", MediaTypeHeaderValue.Parse("application/json"));
})
.AddXmlDataContractSerializerFormatters()
.SetCompatibilityVersion(CompatibilityVersion.Version_2_1);
var filterOptions = new HyperMediaFilterOptions();
filterOptions.ObjectContentResponseEnricherList.Add(new PersonEnricher());
services.AddSingleton(filterOptions);
services.AddSwaggerGen(c =>
{
c.SwaggerDoc("v1", new Info
{
Title = "RESTFULL API with ASP.NET Core 2.0",
Version = "v1"
});
});
//Dependency Injection
services.AddScoped <IPersonBusiness, PersonBusinessImpl>();
services.AddScoped <IBookBusiness, BookBusinessImpl>();
services.AddScoped <IUserBusiness, UserBusinessImpl>();
services.AddScoped <IUserRepository, UserRepositoryImpl>();
services.AddScoped <IPersonRepository, PersonRepositoryImpl>();
services.AddScoped <IFileBusiness, FileBusinessImpl>();
//Dependency Injection of GenericReository
services.AddScoped(typeof(IRepository <>), typeof(GenericRepository <>));
}
