* feat(headers): add headers support to metadata and storeUr

* feat(headers): add headers to metadata and storeUrl

* feat(headers): add headers param to storeUrl

* docs(headers): update store headers

* test(pickerSchema): update picker optiosn schema - add custm source

* refactor(prefetch): Fix import for cloneDeep

* fix(request/http): udpate cancel token handling in node http requests

Author: pcholuj

package-lock.json

@@ -244,10 +244,11 @@ export class CloudClient {
     });
   }
 
-  metadata(url: string) {
+  metadata(url: string, headers?: {[key: string]: string}) {
     const payload: any = {
       apikey: this.session.apikey,
       url,
+      headers,
     };
 
     if (this.session.policy && this.session.signature) {

src/lib/api/cloud.ts

@@ -21,7 +21,7 @@ import { Session, Security, Client } from './../client';
 import { PickerOptions } from './../picker';
 import { FsRequest } from '../request';
 import { cleanUpCallbacks } from './../utils';
-import cloneDeep from 'lodash.clonedeep';
+import * as cloneDeep from 'lodash.clonedeep';
 
 // const debug = Debug('fs:prefetch');
 

src/lib/api/prefetch.ts

@@ -29,6 +29,7 @@ export type StoreUrlParams = {
   token?: any;
   security?: Security;
   uploadTags?: UploadTags;
+  headers?: {[key: string]: string},
 };
 
 /**
@@ -48,6 +49,7 @@ export const storeURL = ({
   token,
   security,
   uploadTags,
+  headers,
 }: StoreUrlParams): Promise<any> => {
   if (!url || typeof url !== 'string') {
     return Promise.reject(new FilestackError('url is required for storeURL'));
@@ -80,11 +82,20 @@ export const storeURL = ({
     options.cancelToken = cancelToken;
   }
 
+  let sources: any = [ url ];
+
+  if (headers) {
+    sources = [{
+      source: url,
+      headers,
+    }];
+  }
+
   return FsRequest.post(`${session.urls.processUrl}/process`, {
     apikey: session.apikey,
-    sources: [ url ],
+    sources,
     tasks: filelink.getTasks(),
-    upload_tags: uploadTags ? uploadTags : undefined,
+    upload_tags: uploadTags,
   }, options).then((res) => {
     if (res.data && res.data.handle) {
       if (res.data.upload_tags) {