Merge branch 'code/fetch_options'

Author: gautamsi

Diff for: src/js/ConfigurationApi.ts

@@ -1,14 +1,20 @@
 import { XHRFactory } from "./XHRFactory";
 import { Promise, PromiseConstructor, ConfigurePromise } from "./Promise";
 import { IXHROptions, IXHRApi } from "./Interfaces";
+import { FetchOptions } from 'fetch';
+import { XHRDefault } from './XHRDefault';
 
 export class ConfigurationApi {
 
     static ConfigureXHR(xhrApi: IXHRApi) {
         XHRFactory.xhrHelper = xhrApi;
     }
 
+    static SetXHROptions(fetchOptions: FetchOptions) {
+        XHRDefault.defaultOptions = fetchOptions;
+    }
+
     static ConfigurePromise(promise: PromiseConstructor) {
         ConfigurePromise(promise);
     }
-}
+}

Diff for: src/js/ExchangeWebService.ts

@@ -3,6 +3,36 @@
  * BootStrap code. to initializes some class to avoid circular reference. 
  */
 
+/** polyfill */
+if (typeof Object.assign != 'function') {
+    // Must be writable: true, enumerable: false, configurable: true
+    Object.defineProperty(Object, "assign", {
+        value: function assign(target, varArgs) { // .length of function is 2
+            'use strict';
+            if (target == null) { // TypeError if undefined or null
+                throw new TypeError('Cannot convert undefined or null to object');
+            }
+
+            var to = Object(target);
+
+            for (var index = 1; index < arguments.length; index++) {
+                var nextSource = arguments[index];
+
+                if (nextSource != null) { // Skip over if undefined or null
+                    for (var nextKey in nextSource) {
+                        // Avoid bugs when hasOwnProperty is shadowed
+                        if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
+                            to[nextKey] = nextSource[nextKey];
+                        }
+                    }
+                }
+            }
+            return to;
+        },
+        writable: true,
+        configurable: true
+    });
+}
 
 /** Promise type setup */
 export { Promise } from "./Promise";
@@ -11,6 +41,7 @@ export { Promise } from "./Promise";
 export { IXHRApi, IXHROptions, IXHRProgress, } from "./Interfaces";
 export { ConfigurationApi } from "./ConfigurationApi";
 export { XHRFactory } from "./XHRFactory";
+export { XHRDefault } from "./XHRDefault";
 
 /**Schema Bootstrapping */
 import { Schemas } from "./Core/ServiceObjects/Schemas/Schemas";

Diff for: src/js/XHRDefaults.ts renamed to src/js/XHRDefault.ts

@@ -1,16 +1,20 @@
-import { FetchStream, fetchUrl } from 'fetch';
+import { FetchStream, fetchUrl, FetchOptions } from 'fetch';
 import { Promise } from "./Promise";
 import { IXHROptions, IXHRApi, IXHRProgress } from "./Interfaces";
 
-/** @internal */
-export class XHRDefaults implements IXHRApi {
+/** 
+ * Default implementation of XHRApi using fetch
+ */
+export class XHRDefault implements IXHRApi {
 	static FetchStream: typeof FetchStream = FetchStream;
 	static fetchUrl: typeof fetchUrl = null;
+	static defaultOptions: FetchOptions = {};
 
+	fetchOptions: FetchOptions = {};
 	private stream: FetchStream;
 
 	xhr(xhroptions: IXHROptions, progressDelegate?: (progressData: IXHRProgress) => void): Promise<XMLHttpRequest> {
-		if (XHRDefaults.fetchUrl === null) {
+		if (XHRDefault.fetchUrl === null) {
 			throw new Error("xhrApi - stub method, must be bootstrapped");
 		}
 		//setup xhr for github.com/andris9/fetch options
@@ -26,7 +30,7 @@ export class XHRDefaults implements IXHRApi {
 		// delete xhroptions["type"];
 
 		return new Promise<XMLHttpRequest>((resolve, reject) => {
-			XHRDefaults.fetchUrl(xhroptions.url, options, (error, meta, body) => {
+			XHRDefault.fetchUrl(xhroptions.url, this.getOptions(options), (error, meta, body) => {
 				if (error) {
 					if (typeof (<any>error).status === 'undefined') {
 						(<any>error).status = 0;
@@ -56,7 +60,7 @@ export class XHRDefaults implements IXHRApi {
 	}
 
 	xhrStream(xhroptions: IXHROptions, progressDelegate: (progressData: IXHRProgress) => void): Promise<XMLHttpRequest> {
-		if (XHRDefaults.FetchStream === null) {
+		if (XHRDefault.FetchStream === null) {
 			throw new Error("xhrApi - stub method, must be bootstrapped");
 		}
 
@@ -68,7 +72,7 @@ export class XHRDefaults implements IXHRApi {
 		}
 
 		return new Promise((resolve, reject) => {
-			this.stream = new XHRDefaults.FetchStream(xhroptions.url, options);
+			this.stream = new XHRDefault.FetchStream(xhroptions.url, this.getOptions(options));
 
 			this.stream.on("data", (chunk) => {
 				//console.log(chunk.toString());
@@ -105,14 +109,20 @@ export class XHRDefaults implements IXHRApi {
 		return "default";
 	}
 
-	constructor() {
+	constructor(fetchOptions: FetchOptions = {}) {
+		this.fetchOptions = fetchOptions;
 		try {
 			let fetch = require("fetch");
-			XHRDefaults.FetchStream = fetch.FetchStream;
-			XHRDefaults.fetchUrl = fetch.fetchUrl;
+			XHRDefault.FetchStream = fetch.FetchStream;
+			XHRDefault.fetchUrl = fetch.fetchUrl;
 		}
 		catch (e) { }
 	}
+
+	private getOptions(opts: FetchOptions) {
+		let headers = Object.assign({}, (XHRDefault.defaultOptions || {}).headers, (this.fetchOptions || {}).headers, (opts || {}).headers)
+		return Object.assign({}, XHRDefault.defaultOptions, this.fetchOptions, opts, { headers });
+	}
 }
 
 /** @internal */
@@ -144,4 +154,47 @@ function setupXhrResponse(xhrResponse: XMLHttpRequest): XMLHttpRequest {
 	}
 
 	return xhrResponse;
-}
+}
+
+export interface xFetchOptions {
+	/** how many redirects allowed, defaults to 10 */
+	maxRedirects: number;
+	/** set to true if redirects are not allowed, defaults to false */
+	disableRedirects: boolean;
+	/** optional header fields, in the form of {'Header-Field':'value'} */
+	headers: { [key: string]: (any) };
+	/** maximum allowd length for the file, the remainder is cut off. Defaults to Infinity */
+	maxResponseLength: number;
+	/** defaults to GET */
+	method: string;
+	/** request body */
+	payload: string;
+	/** set to false, to disable content gzipping, needed for Node v0.5.9 which has buggy zlib */
+	disableGzip: boolean;
+	/** an array of cookie definitions in the form of ['name=val'] */
+	cookies: any;
+	/** for sharing cookies between requests, see below */
+	cookieJar: any;
+	/** valid for fetchUrl */
+	outputEncoding: string;
+	/** valid for fetchUrl, set to true to disable automatic charset decoding to utf-8 */
+	disableDecoding: boolean;
+	/** valid for fetchUrl, set input encoding */
+	overrideCharset: string;
+	/** use high performance asyncronous DNS resolution based on c-ares instead of a thread pool calling getaddrinfo(3) */
+	asyncDnsLoookup: boolean;
+	/** set a timeout in ms */
+	timeout: number;
+	/** pass-through http.request agent parameter for https */
+	agentHttps: any;
+	/** pass-through http.request agent parameter for http */
+	agentHttp: any;
+	/** pass-through http.request agent parameter as fallback, if agentHttps or agentHttp are not specified */
+	agent: any;
+	/** whether to reject self-signed certificates (true, default behavior), or ignore and allow them (false) */
+	rejectUnauthorized: boolean;
+	/** is the username for Basic auth */
+	user: string;
+	/** is the password for Basic auth */
+	pass: string;
+}

Diff for: src/js/XHRFactory.ts

@@ -1,18 +1,19 @@
 import { Promise } from "./Promise";
 import { IXHROptions, IXHRApi } from "./Interfaces";
-import { XHRDefaults } from "./XHRDefaults"
+import { XHRDefault } from "./XHRDefault"
 
 export class XHRFactory {
 
 	static xhrHelper: IXHRApi;
 	static get XHRApi() {
 		if (typeof this.xhrHelper === 'undefined' || this.xhrHelper === null) {
-			this.xhrHelper = new XHRDefaults();
+			this.xhrHelper = new XHRDefault();
 		}
 		return this.xhrHelper;
 	}
 
 	public static newXHRApi() {
-		return new XHRDefaults();
+		console.warn("depricated, import and use \"new XHRDefault(options?)\" instead")
+		return new XHRDefault();
 	}
 }

Diff for: tsconfig.json

@@ -12,7 +12,11 @@
         "allowUnreachableCode": true,
         "pretty": false,
         "inlineSourceMap": false,
-        "stripInternal": true
+        "stripInternal": true,
+        "lib": [
+            "es2015",
+            "dom"
+        ]
     },
     "compileOnSave": false,
     "exclude": [
@@ -22,5 +26,5 @@
         "src/js/System.d.ts",
         "typings/ExchangeWebService.d.ts",
         "src/js/Microsoft.Exchange.WebServices.d__.ts"
-    ]    
-}
+    ]
+}

Diff for: typings/fetch.d.ts

@@ -7,33 +7,55 @@ declare module 'fetch' {
         cookieJar: any
     }
 
-    export interface fetchOptions {
+    export interface FetchOptions {
+        /** how many redirects allowed, defaults to 10 */
         maxRedirects?: number;
+        /** set to true if redirects are not allowed, defaults to false */
         disableRedirects?: boolean;
-        headers?: any;
+        /** optional header fields, in the form of {'Header-Field':'value'} */
+        headers?: { [key: string]: (any) };
+        /** maximum allowd length for the file, the remainder is cut off. Defaults to Infinity */
         maxResponseLength?: number | "infinity";
+        /** defaults to GET */
         method?: 'GET' | 'POST' | 'PUT' | 'DELETE' | 'OPTIONS';
+        /** request body */
         payload?: string;
+        /** set to false, to disable content gzipping, needed for Node v0.5.9 which has buggy zlib */
         disableGzip?: boolean;
+        /** an array of cookie definitions in the form of ['name=val'] */
         cookies?: any;
+        /** for sharing cookies between requests, see below */
         cookieJar?: any;
+        /** valid for fetchUrl */
         outputEncoding?: any;
+        /** valid for fetchUrl, set to true to disable automatic charset decoding to utf-8 */
         disableDecoding?: any;
+        /** valid for fetchUrl, set input encoding */
         overrideCharset?: any;
+        /** use high performance asyncronous DNS resolution based on c-ares instead of a thread pool calling getaddrinfo(3) */
         asyncDnsLoookup?: any;
+        /** set a timeout in ms */
         timeout?: number;
+        /** pass-through http.request agent parameter for https */
         agentHttps?: any;
+        /** pass-through http.request agent parameter for http */
         agentHttp?: any;
+        /** pass-through http.request agent parameter as fallback, if agentHttps or agentHttp are not specified */
         agent?: any;
+        /** whether to reject self-signed certificates (true, default behavior), or ignore and allow them (false) */
         rejectUnauthorized?: boolean;
+        /** is the username for Basic auth */
+        user?: string;
+        /** is the password for Basic auth */
+        pass?: string;
     }
 
     export class FetchStream {
-        constructor(url: string, options: fetchOptions);
+        constructor(url: string, options: FetchOptions);
         destroy(): void;
         on: (event: 'data' | 'meta' | 'end' | 'error', callback?: (data?: string) => void) => void;
     }
 
     export function fetchUrl(url: string, callback: (error: Error, meta: Meta, body: string) => void): void;
-    export function fetchUrl(url: string, options: fetchOptions, callback: (error: Error, meta: Meta, body: string) => void): void;
+    export function fetchUrl(url: string, options: FetchOptions, callback: (error: Error, meta: Meta, body: string) => void): void;
 }