/// <summary>
/// Initialize this class via reflection
/// </summary>
private void InitializeViaReflection(ServiceEndpointOptions service)
{
// Is there an options() method that can be called?
List <KeyValuePair <String, Type> > resourceTypes = null;
var optionsMethod = service.Behavior.Type.GetRuntimeMethod("Options", Type.EmptyTypes);
ServiceOptions serviceOptions = null;
if (optionsMethod != null)
{
var behaviorInstance = Activator.CreateInstance(service.Behavior.Type);
serviceOptions = optionsMethod.Invoke(behaviorInstance, null) as ServiceOptions;
if (serviceOptions != null) // Remove unused resources
{
resourceTypes = serviceOptions.Resources.Select(o => new KeyValuePair <string, Type>(o.ResourceName, o.ResourceType)).ToList();
}
}
else
{
// Resource types
resourceTypes = service.Contracts.SelectMany(c => c.Type.GetCustomAttributes <ServiceKnownResourceAttribute>().Select(o => new KeyValuePair <String, Type>(o.Type.GetCustomAttribute <XmlRootAttribute>()?.ElementName, o.Type)).Where(o => !String.IsNullOrEmpty(o.Key))).ToList();
}
// Construct the paths
var operations = service.Contracts.SelectMany(c => c.Type.GetMethods(BindingFlags.Public | BindingFlags.Instance)
.Select(o => new { Rest = o.GetCustomAttribute <RestInvokeAttribute>(), ContractMethod = o, BehaviorMethod = service.Behavior.Type.GetMethod(o.Name, o.GetParameters().Select(p => p.ParameterType).ToArray()) }))
.Where(o => o.Rest != null);
// Create tags
if (operations.Any(o => o.Rest.UriTemplate.Contains("{resourceType}")))
{
this.Tags = resourceTypes.Select(o => new SwaggerTag(o.Key, MetadataComposerUtil.GetElementDocumentation(o.Value, MetaDataElementType.Summary))).ToList();
}
// Process operations
foreach (var operation in operations.GroupBy(o => o.Rest.UriTemplate.StartsWith("/") ? o.Rest.UriTemplate : "/" + o.Rest.UriTemplate))
{
// If the path does not contain {resourceType} and there are no ServiceKnownTypes then proceed
var path = new SwaggerPath();
foreach (var val in operation)
{
// Process operations
var pathDefinition = new SwaggerPathDefinition(val.BehaviorMethod, val.ContractMethod);
path.Add(val.Rest.Method.ToLower(), pathDefinition);
if (pathDefinition.Consumes.Count == 0)
{
pathDefinition.Consumes.AddRange(this.Consumes);
}
if (pathDefinition.Produces.Count == 0)
{
pathDefinition.Produces.AddRange(this.Produces);
}
// Any faults?
foreach (var flt in service.Contracts.SelectMany(t => t.Type.GetCustomAttributes <ServiceFaultAttribute>()))
{
pathDefinition.Responses.Add(flt.StatusCode, new SwaggerSchemaElement()
{
Description = flt.Condition,
Schema = new SwaggerSchemaDefinition()
{
Reference = $"#/definitions/{MetadataComposerUtil.CreateSchemaReference(flt.FaultType)}",
NetType = flt.FaultType
}
});
}
}
if (operation.Key.Contains("{resourceType}"))
{
foreach (var resource in resourceTypes)
{
var resourcePath = operation.Key.Replace("{resourceType}", resource.Key);
if (this.Paths.ContainsKey(resourcePath) ||
resourcePath.Contains("history") && !typeof(IVersionedEntity).IsAssignableFrom(resource.Value))
{
continue;
}
// Create a copy of the path and customize it to the resource
List <String> unsupportedVerbs = new List <string>();
// Get the resource options for this resource
ServiceResourceOptions resourceOptions = serviceOptions?.Resources.FirstOrDefault(o => o.ResourceName == resource.Key);
var subPath = new SwaggerPath(path);
foreach (var v in subPath)
{
// Check that this resource is supported
var resourceCaps = resourceOptions?.Capabilities.FirstOrDefault(c => c.Capability == MetadataComposerUtil.VerbToCapability(v.Key, v.Value.Parameters.Count));
if (resourceOptions != null && resourceCaps == null &&
v.Key != "head" && v.Key != "options" && v.Key != "search")
{
unsupportedVerbs.Add(v.Key);
continue;
}
// Add tags for resource
v.Value.Tags.Add(resource.Key);
v.Value.Parameters.RemoveAll(o => o.Name == "resourceType");
// Security?
if (this.SecurityDefinitions.Count > 0 && resourceCaps?.Demand.Length > 0)
{
v.Value.Security = new List <SwaggerPathSecurity>()
{
new SwaggerPathSecurity()
{
{ "oauth_user", resourceCaps.Demand.Distinct().ToList() }
}
};
}
// Query parameters?
if ((v.Key == "get" || v.Key == "head"))
{
// Build query parameters
v.Value.Parameters.AddRange(resource.Value.GetProperties(BindingFlags.Instance | BindingFlags.Public)
.Where(o => o.GetCustomAttributes <XmlElementAttribute>().Any() || o.GetCustomAttribute <QueryParameterAttribute>() != null)
.Select(o => new SwaggerParameter(o))
);
//v.Value.Parameters.AddRange(new SwaggerParameter[]
//{
// new SwaggerParameter()
// {
// Name = "_offset",
// Type = SwaggerSchemaElementType.number,
// Description = "Offset of query results",
// Location = SwaggerParameterLocation.query
// },
// new SwaggerParameter()
// {
// Name = "_count",
// Type = SwaggerSchemaElementType.number,
// Description = "Count of query results to include in result set",
// Location = SwaggerParameterLocation.query
// },
// new SwaggerParameter()
// {
// Name = "_lean",
// Type = SwaggerSchemaElementType.boolean,
// Description = "When true, the server will only return minimal data by removing duplicates from the bundle's resource[] property. NOTE: This means that the .count parameter may not match the number of items in resource[], however you should continue to use the .count parameter to increase your offset",
// Location = SwaggerParameterLocation.query
// },
// new SwaggerParameter()
// {
// Name = "_orderBy",
// Type = SwaggerSchemaElementType.@string,
// Description = "Indicates a series of parameters to order the result set by",
// Location = SwaggerParameterLocation.query
// },
// new SwaggerParameter()
// {
// Name = "_queryId",
// Type = SwaggerSchemaElementType.@string,
// Description = "The unique identifier for the query (for continuation)",
// Location = SwaggerParameterLocation.query
// },
// new SwaggerParameter()
// {
// Name = "_viewModel",
// Type = SwaggerSchemaElementType.@string,
// Description = "When using the view-model content-type, the view model to use",
// Location = SwaggerParameterLocation.query,
// Enum = new List<string>()
// {
// "min",
// "max"
// }
// }
//});
}
// Replace the response if necessary
var resourceSchemaRef = new SwaggerSchemaDefinition()
{
NetType = resource.Value,
Reference = $"#/definitions/{MetadataComposerUtil.CreateSchemaReference(resource.Value)}"
};
SwaggerSchemaElement schema = null;
if (v.Value.Responses.TryGetValue(200, out schema))
{
schema.Schema = resourceSchemaRef;
}
if (v.Value.Responses.TryGetValue(201, out schema))
{
schema.Schema = resourceSchemaRef;
}
// Replace the body if necessary
var bodyParm = v.Value.Parameters.FirstOrDefault(o => o.Location == SwaggerParameterLocation.body && o.Schema?.NetType?.IsAssignableFrom(resource.Value) == true);
if (bodyParm != null)
{
bodyParm.Schema = resourceSchemaRef;
}
} // foreach subpath
// Add the resource path?
foreach (var nv in unsupportedVerbs)
{
subPath.Remove(nv);
}
// Child resources? we want to multiply them if so
if ((resourcePath.Contains("{childResourceType}") || resourcePath.Contains("{operationName}")) && resourceOptions.ChildResources.Count > 0)
{
foreach (var sp in subPath)
{
sp.Value.Parameters.RemoveAll(o => o.Name == "childResourceType" || o.Name == "operationName");
}
// Correct for child resources - rewriting the schema and opts
foreach (var cp in resourceOptions.ChildResources)
{
// Bound to
if (resourcePath.Contains("{id}") && !cp.Scope.HasFlag(ChildObjectScopeBinding.Instance) ||
!resourcePath.Contains("{id}") && !cp.Scope.HasFlag(ChildObjectScopeBinding.Class) ||
resourcePath.Contains("$") && !cp.Classification.HasFlag(ChildObjectClassification.RpcOperation) ||
!resourcePath.Contains("$") && !cp.Classification.HasFlag(ChildObjectClassification.Resource))
{
continue;
}
var newPath = new SwaggerPath();
foreach (var v in subPath)
{
var childCaps = cp.Capabilities.FirstOrDefault(c => c.Capability == MetadataComposerUtil.VerbToCapability(v.Key, v.Value.Parameters.Count));
if (childCaps != null)
{
newPath.Add(v.Key, v.Value);
}
}
this.Paths.Add(resourcePath.Replace("{childResourceType}", cp.ResourceName).Replace("{operationName}", cp.ResourceName), newPath);
foreach (var sp in newPath)
{
// Replace the response if necessary
var resourceSchemaRef = new SwaggerSchemaDefinition()
{
NetType = cp.ResourceType,
Reference = $"#/definitions/{MetadataComposerUtil.CreateSchemaReference(cp.ResourceType)}"
};
SwaggerSchemaElement schema = null;
if (sp.Value.Responses.TryGetValue(200, out schema))
{
schema.Schema = resourceSchemaRef;
}
if (sp.Value.Responses.TryGetValue(201, out schema))
{
schema.Schema = resourceSchemaRef;
}
// Replace the body if necessary
var bodyParm = sp.Value.Parameters.FirstOrDefault(o => o.Location == SwaggerParameterLocation.body && o.Schema?.NetType?.IsAssignableFrom(resource.Value) == true);
if (bodyParm != null)
{
bodyParm.Schema = resourceSchemaRef;
}
}
}
}
else if (!resourcePath.Contains("{childResourceType}"))
{
this.Paths.Add(resourcePath, subPath);
}
}
}
else
{
this.Paths.Add(operation.Key, path);
}
}
}
/// <summary>
/// Create new swagger document
/// </summary>
public SwaggerDocument(ServiceEndpointOptions service) : this()
{
var listen = new Uri(service.BaseUrl.First());
this.BasePath = listen.AbsolutePath;
listen = new Uri(ApplicationServiceContext.Current.GetService <IConfigurationManager>().GetSection <MetadataConfigurationSection>().ApiHost ?? listen.ToString());
this.Info = new SwaggerServiceInfo()
{
Title = MetadataComposerUtil.GetElementDocumentation(service.Behavior.Type, MetaDataElementType.Summary) ?? service.Behavior.Type.GetCustomAttribute <ServiceBehaviorAttribute>()?.Name,
Description = MetadataComposerUtil.GetElementDocumentation(service.Behavior.Type, MetaDataElementType.Remarks),
Version = $"{service.Behavior.Type.Assembly.GetName().Version.ToString()} ({service.Behavior.Type.Assembly.GetCustomAttribute<AssemblyInformationalVersionAttribute>()?.InformationalVersion})"
};
this.Host = $"{listen.Host}:{listen.Port}".Replace("0.0.0.0", RestOperationContext.Current.IncomingRequest.Url.Host);
// Get the schemes
this.Schemes = new List <string>()
{
listen.Scheme
};
// Construct the paths
var operations = service.Contracts.SelectMany(c => c.Type.GetMethods(BindingFlags.Public | BindingFlags.Instance)
.Select(o => new { Rest = o.GetCustomAttribute <RestInvokeAttribute>(), ContractMethod = o, BehaviorMethod = service.Behavior.Type.GetMethod(o.Name, o.GetParameters().Select(p => p.ParameterType).ToArray()) }))
.Where(o => o.Rest != null);
// What this option produces
this.Produces.AddRange(service.Contracts.SelectMany(c => c.Type.GetCustomAttributes <ServiceProducesAttribute>().Select(o => o.MimeType)));
this.Consumes.AddRange(service.Contracts.SelectMany(c => c.Type.GetCustomAttributes <ServiceConsumesAttribute>().Select(o => o.MimeType)));
// Security requires us to peek into the runtime environment ...
var serviceCaps = MetadataComposerUtil.GetServiceCapabilities(service.ServiceType);
if (serviceCaps.HasFlag(ServiceEndpointCapabilities.BearerAuth))
{
var bauth = AuthenticationContext.Current;
var tokenUrl = new Uri(MetadataComposerUtil.ResolveService("acs").BaseUrl.FirstOrDefault());
if (tokenUrl.Host == "0.0.0.0") // Host is vanialla
{
tokenUrl = new Uri($"{listen.Scheme}://{listen.Host}:{listen.Port}{tokenUrl.AbsolutePath}");
}
AuthenticationContext.Current = new AuthenticationContext(AuthenticationContext.SystemPrincipal);
this.SecurityDefinitions = new Dictionary <string, SwaggerSecurityDefinition>()
{
{ "oauth_user", new SwaggerSecurityDefinition()
{
Flow = SwaggerSecurityFlow.password,
Scopes = ApplicationServiceContext.Current.GetService <IRepositoryService <SecurityPolicy> >()?.Find(o => o.ObsoletionTime == null).ToDictionary(o => o.Oid, o => o.Name),
TokenUrl = $"{tokenUrl.ToString().Replace("0.0.0.0", RestOperationContext.Current.IncomingRequest.Url.Host)}/oauth2_token",
Type = SwaggerSecurityType.oauth2
} }
};
AuthenticationContext.Current = bauth;
}
// Is there an options() method that can be called?
List <KeyValuePair <String, Type> > resourceTypes = null;
var optionsMethod = service.Behavior.Type.GetRuntimeMethod("Options", Type.EmptyTypes);
ServiceOptions serviceOptions = null;
if (optionsMethod != null)
{
var behaviorInstance = Activator.CreateInstance(service.Behavior.Type);
serviceOptions = optionsMethod.Invoke(behaviorInstance, null) as ServiceOptions;
if (serviceOptions != null) // Remove unused resources
{
resourceTypes = serviceOptions.Resources.Select(o => new KeyValuePair <string, Type>(o.ResourceName, o.ResourceType)).ToList();
}
}
else
{
// Resource types
resourceTypes = service.Contracts.SelectMany(c => c.Type.GetCustomAttributes <ServiceKnownResourceAttribute>().Select(o => new KeyValuePair <String, Type>(o.Type.GetCustomAttribute <XmlRootAttribute>()?.ElementName, o.Type)).Where(o => !String.IsNullOrEmpty(o.Key))).ToList();
}
// Create tags
if (operations.Any(o => o.Rest.UriTemplate.Contains("{resourceType}")))
{
this.Tags = resourceTypes.Select(o => new SwaggerTag(o.Key, MetadataComposerUtil.GetElementDocumentation(o.Value, MetaDataElementType.Summary))).ToList();
}
// Process operations
foreach (var operation in operations.GroupBy(o => o.Rest.UriTemplate.StartsWith("/") ? o.Rest.UriTemplate : "/" + o.Rest.UriTemplate))
{
// If the path does not contain {resourceType} and there are no ServiceKnownTypes then proceed
var path = new SwaggerPath();
foreach (var val in operation)
{
// Process operations
var pathDefinition = new SwaggerPathDefinition(val.BehaviorMethod, val.ContractMethod);
path.Add(val.Rest.Method.ToLower(), pathDefinition);
if (pathDefinition.Consumes.Count == 0)
{
pathDefinition.Consumes.AddRange(this.Consumes);
}
if (pathDefinition.Produces.Count == 0)
{
pathDefinition.Produces.AddRange(this.Produces);
}
// Any faults?
foreach (var flt in service.Contracts.SelectMany(t => t.Type.GetCustomAttributes <ServiceFaultAttribute>()))
{
pathDefinition.Responses.Add(flt.StatusCode, new SwaggerSchemaElement()
{
Description = flt.Condition,
Schema = new SwaggerSchemaDefinition()
{
Reference = $"#/definitions/{MetadataComposerUtil.CreateSchemaReference(flt.FaultType)}",
NetType = flt.FaultType
}
});
}
}
if (operation.Key.Contains("{resourceType}"))
{
foreach (var resource in resourceTypes)
{
var resourcePath = operation.Key.Replace("{resourceType}", resource.Key);
if (this.Paths.ContainsKey(resourcePath) ||
resourcePath.Contains("history") && !typeof(IVersionedEntity).IsAssignableFrom(resource.Value))
{
continue;
}
// Create a copy of the path and customize it to the resource
List <String> unsupportedVerbs = new List <string>();
// Get the resource options for this resource
ServiceResourceOptions resourceOptions = serviceOptions?.Resources.FirstOrDefault(o => o.ResourceName == resource.Key);
var subPath = new SwaggerPath(path);
foreach (var v in subPath)
{
// Check that this resource is supported
var resourceCaps = resourceOptions?.Capabilities.FirstOrDefault(c => c.Capability == MetadataComposerUtil.VerbToCapability(v.Key, v.Value.Parameters.Count));
if (resourceOptions != null && resourceCaps == null)
{
unsupportedVerbs.Add(v.Key);
continue;
}
// Add tags for resource
v.Value.Tags.Add(resource.Key);
v.Value.Parameters.RemoveAll(o => o.Name == "resourceType");
// Security?
if (this.SecurityDefinitions.Count > 0 && resourceCaps?.Demand.Length > 0)
{
v.Value.Security = new List <SwaggerPathSecurity>()
{
new SwaggerPathSecurity()
{
{ "oauth_user", resourceCaps.Demand.Distinct().ToList() }
}
};
}
// Query parameters?
if ((v.Key == "get" || v.Key == "head") && v.Value.Parameters.Count == 0)
{
// Build query parameters
v.Value.Parameters = resource.Value.GetProperties(BindingFlags.Instance | BindingFlags.Public)
.Where(o => o.GetCustomAttributes <XmlElementAttribute>().Any() || o.GetCustomAttribute <QueryParameterAttribute>() != null)
.Select(o => new SwaggerParameter(o))
.ToList();
v.Value.Parameters.AddRange(new SwaggerParameter[]
{
new SwaggerParameter()
{
Name = "_offset",
Type = SwaggerSchemaElementType.number,
Description = "Offset of query results",
Location = SwaggerParameterLocation.query
},
new SwaggerParameter()
{
Name = "_count",
Type = SwaggerSchemaElementType.number,
Description = "Count of query results to include in result set",
Location = SwaggerParameterLocation.query
},
new SwaggerParameter()
{
Name = "_lean",
Type = SwaggerSchemaElementType.boolean,
Description = "When true, the server will only return minimal data by removing duplicates from the bundle's resource[] property. NOTE: This means that the .count parameter may not match the number of items in resource[], however you should continue to use the .count parameter to increase your offset",
Location = SwaggerParameterLocation.query
},
new SwaggerParameter()
{
Name = "_orderBy",
Type = SwaggerSchemaElementType.@string,
Description = "Indicates a series of parameters to order the result set by",
Location = SwaggerParameterLocation.query
},
new SwaggerParameter()
{
Name = "_queryId",
Type = SwaggerSchemaElementType.@string,
Description = "The unique identifier for the query (for continuation)",
Location = SwaggerParameterLocation.query
},
new SwaggerParameter()
{
Name = "_viewModel",
Type = SwaggerSchemaElementType.@string,
Description = "When using the view-model content-type, the view model to use",
Location = SwaggerParameterLocation.query,
Enum = new List <string>()
{
"min",
"max"
}
}
});
}
// Replace the response if necessary
var resourceSchemaRef = new SwaggerSchemaDefinition()
{
NetType = resource.Value,
Reference = $"#/definitions/{MetadataComposerUtil.CreateSchemaReference(resource.Value)}"
};
SwaggerSchemaElement schema = null;
if (v.Value.Responses.TryGetValue(200, out schema))
{
schema.Schema = resourceSchemaRef;
}
if (v.Value.Responses.TryGetValue(201, out schema))
{
schema.Schema = resourceSchemaRef;
}
// Replace the body if necessary
var bodyParm = v.Value.Parameters.FirstOrDefault(o => o.Location == SwaggerParameterLocation.body && o.Schema?.NetType?.IsAssignableFrom(resource.Value) == true);
if (bodyParm != null)
{
bodyParm.Schema = resourceSchemaRef;
}
} // foreach subpath
// Add the resource path?
foreach (var nv in unsupportedVerbs)
{
subPath.Remove(nv);
}
this.Paths.Add(resourcePath, subPath);
}
}
else
{
this.Paths.Add(operation.Key, path);
}
}
// Now we want to add a definition for all references
// This LINQ expression allows for scanning of any properties where there is currently no definition for a particular type
var missingDefns = this.Paths.AsParallel().SelectMany(
o => o.Value.SelectMany(p => p.Value?.Parameters.Select(r => r.Schema))
.Union(o.Value.SelectMany(p => p.Value?.Responses?.Values?.Select(r => r.Schema))))
.Union(this.Definitions.AsParallel().Where(o => o.Value.Properties != null).SelectMany(o => o.Value.Properties.Select(p => p.Value.Items ?? p.Value.Schema)))
.Union(this.Definitions.AsParallel().Where(o => o.Value.AllOf != null).SelectMany(o => o.Value.AllOf))
.Select(s => s?.NetType)
.Where(o => o != null && !this.Definitions.ContainsKey(MetadataComposerUtil.CreateSchemaReference(o)))
.Distinct();
while (missingDefns.Count() > 0)
{
foreach (var def in missingDefns.AsParallel().ToList())
{
var name = MetadataComposerUtil.CreateSchemaReference(def);
if (!this.Definitions.ContainsKey(name))
{
this.Definitions.Add(name, new SwaggerSchemaDefinition(def));
}
}
}
// Create the definitions
}