Merged PR 1665741: fixed a bug where multipart forms weren't sent properly

fixed a bug where multipart forms weren't sent properly

lib/entity/entity.config.ts

@@ -2,7 +2,7 @@ import {EntityConfigBase, IEntityConfigBase} from "./entity-config.base";
 import {ParisConfig} from "../config/paris-config";
 import {DataEntityConstructor} from "./data-entity.base";
 import {DataQuery} from "../dataset/data-query";
-import {RequestMethod} from "../services/http.service";
+import {HttpOptions, RequestMethod} from "../services/http.service";
 import {ModelBase} from "../models/model.base";
 
 export class ModelEntity extends EntityConfigBase implements EntityConfig{
@@ -44,7 +44,7 @@ export interface EntityBackendConfig{
 	getRemoveData?:(items:Array<ModelBase>) => any,
 	parseDataQuery?:(dataQuery:DataQuery) => { [index:string]:any },
 	parseItemQuery?:(itemId:string|number, entity?:IEntityConfigBase, config?:ParisConfig, params?:{ [index:string]:any }) => string,
-	parseSaveQuery?:(item:any, entity?:IEntityConfigBase, config?:ParisConfig) => string,
+	parseSaveQuery?:(item:any, entity?:IEntityConfigBase, config?:ParisConfig, options?: HttpOptions) => string,
 	parseRemoveQuery?:(items:Array<ModelBase>, entity?:IEntityConfigBase, config?:ParisConfig) => string,
 	serializeItem?:(item:any, serializedItem?:any, entity?:IEntityConfigBase, config?:ParisConfig) => any,
 	separateArrayParams?:boolean,

lib/repository/repository.ts

@@ -53,7 +53,7 @@ export class Repository<T extends ModelBase> extends ReadonlyRepository<T> imple
 		try {
 			let isNewItem:boolean = item.id === undefined;
 			let saveData: Index = this.serializeItem(item);
-			let endpoint:string = this.entityBackendConfig.parseSaveQuery ? this.entityBackendConfig.parseSaveQuery(item, this.entity, this.config) : `${this.endpointName}/${item.id || ''}`;
+			let endpoint:string = this.entityBackendConfig.parseSaveQuery ? this.entityBackendConfig.parseSaveQuery(item, this.entity, this.config, options) : `${this.endpointName}/${item.id || ''}`;
 
 			return this.dataStore.save(endpoint, this.getSaveMethod(item), Object.assign({}, options, {data: saveData}), this.baseUrl)
 				.catch((err: AjaxError) => {

lib/services/http.service.ts

@@ -1,6 +1,7 @@
 import {Observable} from "rxjs/Observable";
 import {AjaxRequest} from "rxjs/observable/dom/AjaxObservable";
 import {AjaxError, AjaxResponse} from "rxjs/Rx";
+import * as _ from "lodash";
 
 export type RequestMethod = "GET"|"POST"|"PUT"|"PATCH"|"DELETE";
 const DEFAULT_TIMEOUT = 60000;
@@ -29,12 +30,18 @@ export class Http{
 	static request(method:RequestMethod, url:string, options?:HttpOptions, httpConfig?:AjaxRequest):Observable<any> {
 		let fullUrl:string = options && options.params ? Http.addParamsToUrl(url, options.params, options.separateArrayParams) : url;
 
-		if (options && options.data) {
+		let currentHttpConfig: AjaxRequest = _.clone(httpConfig);
-			httpConfig = httpConfig || {};
-			if (!httpConfig.headers)
-				httpConfig.headers = {};
 
-			(<any>httpConfig.headers)["Content-Type"] = "application/json";
+		if (options && options.data) {
+			currentHttpConfig = currentHttpConfig || {};
+			if (!currentHttpConfig.headers)
+				currentHttpConfig.headers = {};
+
+			// remove content type so the browser sets it automatically. this is required for multipart forms
+			if (options.data instanceof FormData)
+				delete (<any>currentHttpConfig.headers)["Content-Type"];
+			else
+				(<any>currentHttpConfig.headers)["Content-Type"] = "application/json";
 		}
 
 		return Observable.ajax(Object.assign({
@@ -42,7 +49,7 @@ export class Http{
 			url: fullUrl,
 			body: options && options.data,
 			timeout: DEFAULT_TIMEOUT
-		}, Http.httpOptionsToRequestInit(options, httpConfig)))
+		}, Http.httpOptionsToRequestInit(options, currentHttpConfig)))
 			.catch((err: AjaxError) => {
 				if (err.response && ~['json', 'text', 'arraybuffer', ''].indexOf(err.responseType))
 					err.message = err.response;

lib/services/paris.ts

@@ -40,7 +40,7 @@ export class Paris{
 	private _errorSubject$:Subject<EntityErrorEvent> = new Subject;
 
 	constructor(config?:ParisConfig){
-		this.config = Object.assign({}, defaultConfig, config);
+		this.config = Object.freeze(Object.assign({}, defaultConfig, config));
 		this.dataStore = new DataStoreService(this.config);
 
 		this.save$ = this._saveSubject$.asObservable();

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "wcdportal.paris",
-	"version": "0.6.11",
+	"version": "0.6.12",
 	"description": "Library for the implementation of Domain Driven Design in Angular/TypeScript apps",
 	"repository": {
 		"type": "git",