Merge pull request #1007 from ngs/swift-alamofire-1.3.0

[Swift] Support file upload with Alamofire 1.3.0

modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwiftCodegen.java

@@ -100,7 +100,7 @@ public class SwiftCodegen extends DefaultCodegen implements CodegenConfig {
     typeMapping.put("number", "Double");
     typeMapping.put("double", "Double");
     typeMapping.put("object", "String");
-    typeMapping.put("file", "NSData");
+    typeMapping.put("file", "NSURL");
 
     importMapping = new HashMap<String, String>();
 

modules/swagger-codegen/src/main/resources/swift/AlamofireImplementations.mustache

@@ -29,7 +29,47 @@ class AlamofireRequestBuilder<T>: RequestBuilder<T> {
         managerStore[managerId] = manager
 
         let encoding = isBody ? Alamofire.ParameterEncoding.JSON : Alamofire.ParameterEncoding.URL
-        let request = manager.request(Alamofire.Method(rawValue: method)!, URLString, parameters: parameters, encoding: encoding)
+        let xMethod = Alamofire.Method(rawValue: method)
+        let fileKeys = parameters == nil ? [] : map(filter(parameters!) { $1.isKindOfClass(NSURL) }) { $0.0 }
+
+        if fileKeys.count > 0 {
+            manager.upload(
+                xMethod!, URLString, headers: nil,
+                multipartFormData: { mpForm in
+                    for (k, v) in self.parameters! {
+                        switch v {
+                        case let fileURL as NSURL:
+                            mpForm.appendBodyPart(fileURL: fileURL, name: k)
+                            break
+                        case let string as NSString:
+                            mpForm.appendBodyPart(data: string.dataUsingEncoding(NSUTF8StringEncoding)!, name: k)
+                            break
+                        case let number as NSNumber:
+                            mpForm.appendBodyPart(data: number.stringValue.dataUsingEncoding(NSUTF8StringEncoding)!, name: k)
+                            break
+                        default:
+                            fatalError("Unprocessable value \(v) with key \(k)")
+                            break
+                        }
+                    }
+                },
+                encodingMemoryThreshold: Manager.MultipartFormDataEncodingMemoryThreshold,
+                encodingCompletion: { encodingResult in
+                    switch encodingResult {
+                    case .Success(let upload, _, _):
+                        self.processRequest(upload, managerId, completion)
+                    case .Failure(let encodingError):
+                        completion(response: nil, erorr: encodingError)
+                    }
+                }
+            )
+        } else {
+            processRequest(manager.request(xMethod!, URLString, parameters: parameters, encoding: encoding), managerId, completion)
+        }
+
+    }
+
+    private func processRequest(request: Request, _ managerId: String, _ completion: (response: Response<T>?, erorr: NSError?) -> Void) {
         if let credential = self.credential {
             request.authenticate(usingCredential: credential)
         }
@@ -66,7 +106,7 @@ class AlamofireRequestBuilder<T>: RequestBuilder<T> {
                 completion(response: response, erorr: nil)
                 return
             }
-            
+
             completion(response: nil, erorr: NSError(domain: "localhost", code: 500, userInfo: ["reason": "unreacheable code"]))
         }
     }

modules/swagger-codegen/src/main/resources/swift/Cartfile.mustache

@@ -1,2 +1,2 @@
-github "Alamofire/Alamofire" >= 1.2
+github "Alamofire/Alamofire" >= 1.3
 github "mxcl/PromiseKit" >=1.5.3

modules/swagger-codegen/src/main/resources/swift/Podspec.mustache

@@ -15,5 +15,5 @@ Pod::Spec.new do |s|
   s.documentation_url = '{{podDocumentationURL}}'{{/podDocumentationURL}}
   s.source_files = '{{projectName}}/Classes/Swaggers/**/*.swift'
   s.dependency 'PromiseKit', '~> 2.1'
-  s.dependency 'Alamofire', '~> 1.2'
+  s.dependency 'Alamofire', '~> 1.3'
 end

modules/swagger-codegen/src/main/resources/swift/api.mustache

@@ -35,7 +35,7 @@ extension {{projectName}}API {
         public class func {{operationId}}({{#allParams}}{{^secondaryParam}}#{{/secondaryParam}}{{paramName}}: {{{dataType}}}{{^required}}?{{/required}}{{#hasMore}}, {{/hasMore}}{{/allParams}}) -> RequestBuilder<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}> {
             {{^pathParams}}let{{/pathParams}}{{#pathParams}}{{^secondaryParam}}var{{/secondaryParam}}{{/pathParams}} path = "{{path}}"{{#pathParams}}
             path = path.stringByReplacingOccurrencesOfString("{{=<% %>=}}{<%paramName%>}<%={{ }}=%>", withString: "\({{paramName}})", options: .LiteralSearch, range: nil){{/pathParams}}
-            let url = {{projectName}}API.basePath + path
+            let URLString = {{projectName}}API.basePath + path
             {{#bodyParam}}
             let parameters = {{paramName}}{{^required}}?{{/required}}.encodeToJSON() as? [String:AnyObject]{{/bodyParam}}{{^bodyParam}}
             let nillableParameters: [String:AnyObject?] = {{^queryParams}}{{^formParams}}[:]{{/formParams}}{{#formParams}}{{^secondaryParam}}[{{/secondaryParam}}
@@ -47,7 +47,7 @@ extension {{projectName}}API {
 
             let requestBuilder: RequestBuilder<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}>.Type = {{projectName}}API.requestBuilderFactory.getBuilder()
 
-            return requestBuilder(method: "{{httpMethod}}", URLString: url, parameters: parameters, isBody: {{^queryParams}}{{^formParams}}true{{/formParams}}{{/queryParams}}{{#queryParams}}{{^secondaryParam}}false{{/secondaryParam}}{{/queryParams}}{{#formParams}}{{^secondaryParam}}false{{/secondaryParam}}{{/formParams}})
+            return requestBuilder(method: "{{httpMethod}}", URLString: URLString, parameters: parameters, isBody: {{^queryParams}}{{^formParams}}true{{/formParams}}{{/queryParams}}{{#queryParams}}{{^secondaryParam}}false{{/secondaryParam}}{{/queryParams}}{{#formParams}}{{^secondaryParam}}false{{/secondaryParam}}{{/formParams}})
         }
     {{/operation}}
     }