Added global options for setting custom global headers

Author: neroniaky

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Change Log
 
+## v0.1.15
+**Featues:**
+- Added global options for setting custom global headers
+
 ## v0.1.14
 **Bugfixes:**
 - Fixes auth data retrival from http paramater, fixes #29

README.md

@@ -100,7 +100,14 @@ constructor(private _tokenService: Angular2TokenService) {
         resetPasswordPath:          'auth/password',
         resetPasswordCallback:      window.location.href,
 
-        userTypes:                  null
+        userTypes:                  null,
+
+        globalOptions: {
+            headers: {
+                'Content-Type': 'application/json',
+                'Accept':       'application/json'
+            }
+        }
     });
 }
 ```
@@ -119,6 +126,12 @@ constructor(private _tokenService: Angular2TokenService) {
 | `resetPasswordPath?: string`        | Sets path for password reset                    |
 | `resetPasswordCallback?: string`    | Sets the path user are redirected to after email confirmation for password reset |
 | `userTypes?: UserTypes[]`           | Allows the configuration of multiple user types (see [Multiple User Types](#multiple-user-types)) |
+| `globalOptions?: GlobalOptions`     | Allows the configuration of global options (see below) |
+
+### Global Options
+| Options                               | Description                                     |
+| ------------------------------------- | ----------------------------------------------- |
+| `headers?: { [key:string]: string; }` | Define custom global headers as hashmap. Be careful when overwriting the default options, `devise token auth` will refuse requests without the `Content-Type`-Header set |
 
 Further information on paths/routes can be found at
 [devise token auth](https://github.com/lynndylanhurley/devise_token_auth#usage-tldr)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "angular2-token",
-  "version": "0.1.14",
+  "version": "0.1.15",
   "description": "Angular2 service for token based authentication",
   "main": "./angular2-token.js",
   "typings": "./angular2-token.d.ts",

src/angular2-token.model.ts

@@ -27,6 +27,10 @@ export interface OAuthPaths {
     github?:        string;
 }
 
+export interface GlobalOptions {
+    headers?:       { [key:string]: string; }
+}
+
 export interface Angular2TokenOptions {
     apiPath?:                   string;
 
@@ -48,4 +52,6 @@ export interface Angular2TokenOptions {
     userTypes?:                 UserType[];
 
     oAuthPaths?:                OAuthPaths;
+
+    globalOptions?:             GlobalOptions;
 }

src/angular2-token.service.ts

@@ -82,10 +82,17 @@ export class Angular2TokenService implements CanActivate {
 
             oAuthPaths: {
                 github:                 'auth/github'
+            },
+
+            globalOptions: {
+                headers: {
+                    'Content-Type': 'application/json',
+                    'Accept':       'application/json'
+                }
             }
         };
 
-        this._options = Object.assign(defaultOptions, options);
+        this._options = (<any>Object).assign(defaultOptions, options);
 
         this._tryLoadAuthData();
     }
@@ -261,36 +268,28 @@ export class Angular2TokenService implements CanActivate {
     // Construct and send Http request
     sendHttpRequest(requestOptions: RequestOptions): Observable<Response> {
 
-        let headers: Headers;
         let baseRequestOptions: RequestOptions;
-        let mergedRequestOptions: RequestOptions;
-
-        // Set Headers
-        if (this._currentAuthData != null)
-            headers = new Headers({
-                'Content-Type': 'application/json', // ToDo: Add to RequestOptions if available
-                'Accept': 'application/json',
+        let baseHeaders:        { [key:string]: string; } = this._options.globalOptions.headers;
+        
+        // Merge auth headers to request if set
+        if (this._currentAuthData != null) {
+            (<any>Object).assign(baseHeaders, {
                 'access-token': this._currentAuthData.accessToken,
-                'client': this._currentAuthData.client,
-                'expiry': this._currentAuthData.expiry,
-                'token-type': this._currentAuthData.tokenType,
-                'uid': this._currentAuthData.uid
-            });
-        else
-            headers = new Headers({
-                'Content-Type': 'application/json', // ToDo: Add to RequestOptions if available
-                'Accept': 'application/json'
+                'client':       this._currentAuthData.client,
+                'expiry':       this._currentAuthData.expiry,
+                'token-type':   this._currentAuthData.tokenType,
+                'uid':          this._currentAuthData.uid
             });
+        }
 
-        // Construct Default Request Options
         baseRequestOptions = new RequestOptions({
-            headers: headers
-        })
+            headers: new Headers(baseHeaders)
+        });
 
         // Merge standard and custom RequestOptions
-        mergedRequestOptions = baseRequestOptions.merge(requestOptions);
+        baseRequestOptions = baseRequestOptions.merge(requestOptions);
 
-        let response = this._http.request(new Request(mergedRequestOptions)).share();
+        let response = this._http.request(new Request(baseRequestOptions)).share();
 
         this._handleResponse(response);