internal IEnumerable <Tuple <string, PathAction> > GetActions(MethodInfo[] targetMethods,
MethodInfo[] interfaceMethods,
IList <Type> definitionsTypesList)
{
int methodsCounts = interfaceMethods.Length;
for (int index = 0; index < methodsCounts; index++)
{
MethodInfo implementation = targetMethods[index];
MethodInfo declaration = interfaceMethods[index];
//if a tag from either implementation or declaration is marked as not visible, skip it
List <SwaggerWcfTagAttribute> methodTags =
implementation.GetCustomAttributes <SwaggerWcfTagAttribute>().ToList();
methodTags =
methodTags.Concat(declaration.GetCustomAttributes <SwaggerWcfTagAttribute>()).ToList();
methodTags = methodTags.Distinct().ToList();
// If no tags on the method - check declared Type/Interface itself
if (methodTags.Count < 1)
{
methodTags = implementation.DeclaringType.GetCustomAttributes <SwaggerWcfTagAttribute>()
.Concat(declaration.DeclaringType.GetCustomAttributes <SwaggerWcfTagAttribute>())
.ToList();
}
if ((methodTags.Count == 0 && HiddenTags.Contains("default")) ||
methodTags.Any(t => HiddenTags.Contains(t.TagName)))
{
continue;
}
//if the method is marked Hidden anywhere, skip it (even if methods tags listed as visible).
if ((implementation.GetCustomAttribute <SwaggerWcfHiddenAttribute>() != null ||
declaration.GetCustomAttribute <SwaggerWcfHiddenAttribute>() != null)
)
{
continue;
}
//find the WebGet/Invoke attributes, or skip if neither is present
WebGetAttribute wg = declaration.GetCustomAttribute <WebGetAttribute>();
WebInvokeAttribute wi = declaration.GetCustomAttribute <WebInvokeAttribute>();
if (wg == null && wi == null)
{
continue;
}
string httpMethod = (wi == null) ? "GET" : wi.Method ?? "POST";
string uriTemplate = GetUriTemplate(wi, wg, declaration);
bool wrappedRequest = IsRequestWrapped(wg, wi);
bool wrappedResponse = IsResponseWrapped(wg, wi);
var wcfPathAttribute = (implementation.GetCustomAttribute(typeof(SwaggerWcfPathAttribute), false) as SwaggerWcfPathAttribute)
?? (declaration.GetCustomAttribute(typeof(SwaggerWcfPathAttribute), false) as SwaggerWcfPathAttribute);
int sortOrder = (wcfPathAttribute?.SortOrder).GetValueOrDefault();
//implementation description overrides interface description
string description =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "Description") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "Description") ??
Helpers.GetCustomAttributeValue <string, DescriptionAttribute>(implementation, "Description") ??
Helpers.GetCustomAttributeValue <string, DescriptionAttribute>(declaration, "Description") ??
"";
string summary =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "Summary") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "Summary") ??
"";
string operationId =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "OperationId") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "OperationId") ??
"";
if (operationId == "")
{
if (implementation.DeclaringType != null)
{
operationId = implementation.DeclaringType.FullName + ".";
}
operationId += implementation.Name;
}
string externalDocsDescription =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation,
"ExternalDocsDescription") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration,
"ExternalDocsDescription") ??
"";
string externalDocsUrl =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "ExternalDocsUrl") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "ExternalDocsUrl") ??
"";
ExternalDocumentation externalDocs = null;
if (!string.IsNullOrWhiteSpace(externalDocsDescription) || !string.IsNullOrWhiteSpace(externalDocsUrl))
{
externalDocs = new ExternalDocumentation
{
Description = externalDocsDescription,
Url = HttpUtility.HtmlEncode(externalDocsUrl)
};
}
bool deprecated =
Helpers.GetCustomAttributeValue <SwaggerWcfPathAttribute>(implementation, "Deprecated");
if (!deprecated)
{
deprecated = Helpers.GetCustomAttributeValue <SwaggerWcfPathAttribute>(declaration, "Deprecated");
}
string operationPath =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "OperationPath") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "OperationPath");
if (!string.IsNullOrWhiteSpace(operationPath))
{
uriTemplate = ConcatPaths(operationPath, uriTemplate);
}
PathAction operation = new PathAction
{
Id = httpMethod.ToLowerInvariant(),
SortOrder = sortOrder,
Summary = summary,
Description = description,
Tags =
methodTags.Where(t => !t.HideFromSpec).Select(t => HttpUtility.HtmlEncode(t.TagName)).ToList(),
Consumes = new List <string>(GetConsumes(implementation, declaration)),
Produces = new List <string>(GetProduces(implementation, declaration)),
Deprecated = deprecated,
OperationId = HttpUtility.HtmlEncode(operationId),
ExternalDocs = externalDocs,
Responses = GetResponseCodes(implementation, declaration, wrappedResponse, definitionsTypesList),
Security = GetMethodSecurity(implementation, declaration)
// Schemes = TODO: how to get available schemes for this WCF service? (schemes: http/https)
};
//try to map each implementation parameter to the uriTemplate.
ParameterInfo[] parameters = declaration.GetParameters();
if (parameters.Any())
{
operation.Parameters = new List <ParameterBase>();
}
List <SwaggerWcfHeaderAttribute> headers =
implementation.GetCustomAttributes <SwaggerWcfHeaderAttribute>().ToList();
headers = headers.Concat(declaration.GetCustomAttributes <SwaggerWcfHeaderAttribute>()).ToList();
// remove duplicates
headers = headers.GroupBy(h => h.Name).Select(g => g.First()).ToList();
// parameters - headers
foreach (SwaggerWcfHeaderAttribute attr in headers)
{
operation.Parameters.Add(new ParameterPrimitive
{
Name = attr.Name,
Description = attr.Description,
Default = attr.DefaultValue,
In = InType.Header,
Required = attr.Required,
TypeFormat = new TypeFormat(ParameterType.String, null)
});
}
bool isGetRequest = httpMethod == "GET";
int bodyParameterCount = parameters.Where(p => GetInType(uriTemplate, p.Name) == InType.Body).Count();
TypeBuilder typeBuilder = null;
if (!wrappedRequest && !isGetRequest && bodyParameterCount > 1)
{
wrappedRequest = true;
}
if (wrappedRequest)
{
typeBuilder = new TypeBuilder(implementation.GetWrappedName(declaration));
}
var declarationName = declaration.Name;
foreach (ParameterInfo parameter in parameters)
{
SwaggerWcfParameterAttribute settings =
implementation.GetParameters()
.First(p => p.Position.Equals(parameter.Position))
.GetCustomAttribute <SwaggerWcfParameterAttribute>() ??
parameter.GetCustomAttribute <SwaggerWcfParameterAttribute>();
if (implementation.GetParameters()
.First(p => p.Position.Equals(parameter.Position))
.GetCustomAttribute <SwaggerWcfHiddenAttribute>() != null ||
parameter.GetCustomAttribute <SwaggerWcfHiddenAttribute>() != null)
{
continue;
}
List <SwaggerWcfTagAttribute> piTags =
methodTags.Concat(parameter.GetCustomAttributes <SwaggerWcfTagAttribute>())
.ToList();
InType inType = GetInType(uriTemplate, parameter.Name);
if (inType == InType.Body && wrappedRequest)
{
bool required = settings != null && settings.Required;
if (!required && !parameter.HasDefaultValue)
{
required = true;
}
typeBuilder.AddField(parameter.Name, parameter.ParameterType, required);
continue;
}
if (piTags.Any(t => HiddenTags.Contains(t.TagName)))
{
continue;
}
Type type = settings == null || settings.ParameterType == null
? parameter.ParameterType
: settings.ParameterType;
TypeFormat typeFormat = Helpers.MapSwaggerType(type, definitionsTypesList);
operation.Parameters.Add(GetParameter(typeFormat, declaration, implementation, parameter, settings, uriTemplate, wrappedRequest,
definitionsTypesList, inType));
}
if (wrappedRequest)
{
TypeFormat typeFormat = Helpers.MapSwaggerType(typeBuilder.Type, definitionsTypesList);
operation.Parameters.Add(new ParameterSchema
{
Name = implementation.GetWrappedName(declaration) + "Wrapper",
In = InType.Body,
Required = true,
SchemaRef = typeFormat.Format
});
}
if (!string.IsNullOrWhiteSpace(uriTemplate))
{
int indexOfQuestionMark = uriTemplate.IndexOf('?');
if (indexOfQuestionMark >= 0)
{
uriTemplate = uriTemplate.Substring(0, indexOfQuestionMark);
}
uriTemplate = RemoveParametersDefaultValuesFromUri(uriTemplate);
}
yield return(new Tuple <string, PathAction>(uriTemplate, operation));
}
}
internal IEnumerable <Tuple <string, PathAction> > GetActions(MethodInfo[] targetMethods,
MethodInfo[] interfaceMethods,
IList <Type> definitionsTypesList)
{
int methodsCounts = interfaceMethods.Count();
for (int index = 0; index < methodsCounts; index++)
{
MethodInfo implementation = targetMethods[index];
MethodInfo declaration = interfaceMethods[index];
//if the method is marked Hidden anywhere, skip it
if (implementation.GetCustomAttribute <SwaggerWcfHiddenAttribute>() != null ||
declaration.GetCustomAttribute <SwaggerWcfHiddenAttribute>() != null)
{
continue;
}
//if a tag from either implementation or declaration is marked as not visible, skip it
List <SwaggerWcfTagAttribute> methodTags =
implementation.GetCustomAttributes <SwaggerWcfTagAttribute>().ToList();
methodTags =
methodTags.Concat(declaration.GetCustomAttributes <SwaggerWcfTagAttribute>()).ToList();
methodTags = methodTags.Distinct().ToList();
if (methodTags.Select(t => t.TagName).Any(HiddenTags.Contains))
{
continue;
}
//find the WebGet/Invoke attributes, or skip if neither is present
WebGetAttribute wg = declaration.GetCustomAttribute <WebGetAttribute>();
WebInvokeAttribute wi = declaration.GetCustomAttribute <WebInvokeAttribute>();
if (wg == null && wi == null)
{
continue;
}
string httpMethod = (wi == null) ? "GET" : wi.Method ?? "POST";
string uriTemplate = (wi == null) ? (wg.UriTemplate ?? "") : (wi.UriTemplate ?? "");
//implementation description overrides interface description
string description =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "Description") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "Description") ??
Helpers.GetCustomAttributeValue <string, DescriptionAttribute>(implementation, "Description") ??
Helpers.GetCustomAttributeValue <string, DescriptionAttribute>(declaration, "Description") ??
"";
string summary =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "Summary") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "Summary") ??
"";
string operationId =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "OperationId") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "OperationId") ??
"";
if (operationId == "")
{
if (implementation.DeclaringType != null)
{
operationId = implementation.DeclaringType.FullName + ".";
}
operationId += implementation.Name;
}
string externalDocsDescription =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation,
"ExternalDocsDescription") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration,
"ExternalDocsDescription") ??
"";
string externalDocsUrl =
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(implementation, "ExternalDocsUrl") ??
Helpers.GetCustomAttributeValue <string, SwaggerWcfPathAttribute>(declaration, "ExternalDocsUrl") ??
"";
ExternalDocumentation externalDocs = null;
if (!string.IsNullOrWhiteSpace(externalDocsDescription) || !string.IsNullOrWhiteSpace(externalDocsUrl))
{
externalDocs = new ExternalDocumentation
{
Description = HttpUtility.HtmlEncode(externalDocsDescription),
Url = HttpUtility.HtmlEncode(externalDocsUrl)
};
}
bool deprecated =
Helpers.GetCustomAttributeValue <SwaggerWcfPathAttribute>(implementation, "Deprecated");
if (!deprecated)
{
deprecated = Helpers.GetCustomAttributeValue <SwaggerWcfPathAttribute>(declaration, "Deprecated");
}
PathAction operation = new PathAction
{
Id = httpMethod.ToLowerInvariant(),
Summary = HttpUtility.HtmlEncode(summary),
Description = HttpUtility.HtmlEncode(description),
Tags =
methodTags.Where(t => !t.HideFromSpec).Select(t => HttpUtility.HtmlEncode(t.TagName)).ToList(),
Consumes = new List <string>(GetConsumes(implementation, declaration)),
Produces = new List <string>(GetProduces(implementation, declaration)),
Deprecated = deprecated,
OperationId = HttpUtility.HtmlEncode(operationId),
ExternalDocs = externalDocs,
Responses = GetResponseCodes(implementation, declaration, definitionsTypesList)
// Schemes = TODO: how to get available schemes for this WCF service? (schemes: http/https)
};
//try to map each implementation parameter to the uriTemplate.
ParameterInfo[] parameters = declaration.GetParameters();
if (parameters.Any())
{
operation.Parameters = new List <ParameterBase>();
}
foreach (ParameterInfo parameter in parameters)
{
TypeFormat typeFormat = Helpers.MapSwaggerType(parameter.ParameterType, definitionsTypesList);
SwaggerWcfParameterAttribute settings =
implementation.GetParameters()
.First(p => p.Position.Equals(parameter.Position))
.GetCustomAttribute <SwaggerWcfParameterAttribute>() ??
parameter.GetCustomAttribute <SwaggerWcfParameterAttribute>();
if (implementation.GetParameters()
.First(p => p.Position.Equals(parameter.Position))
.GetCustomAttribute <SwaggerWcfHiddenAttribute>() != null ||
parameter.GetCustomAttribute <SwaggerWcfHiddenAttribute>() != null)
{
continue;
}
List <SwaggerWcfTagAttribute> piTags =
methodTags.Concat(parameter.GetCustomAttributes <SwaggerWcfTagAttribute>())
.ToList();
if (piTags.Select(t => t.TagName).Any(HiddenTags.Contains))
{
continue;
}
operation.Parameters.Add(GetParameter(typeFormat, parameter, settings, uriTemplate,
definitionsTypesList));
}
if (!string.IsNullOrWhiteSpace(uriTemplate))
{
int indexOfQuestionMark = uriTemplate.IndexOf('?');
if (indexOfQuestionMark >= 0)
{
uriTemplate = uriTemplate.Substring(0, indexOfQuestionMark);
}
}
yield return(new Tuple <string, PathAction>(uriTemplate, operation));
}
}