add http basic auth support

manifest.json

@@ -21,6 +21,8 @@
     "storage",
     "nativeMessaging",
     "webNavigation",
+    "webRequest",
+    "webRequestBlocking",
     "<all_urls>"
   ],
   "content_security_policy": "default-src 'self'",
@@ -64,4 +66,4 @@
       "description": "__MSG_cmdInsertOther__"
     }
   }
-}
+}

src/background/httpAuth.ts

@@ -0,0 +1,46 @@
+import { backend } from './backend';
+import { BackendConnectionState } from 'common/backend-connection-state';
+import BlockingResponse = chrome.webRequest.BlockingResponse;
+import WebAuthenticationChallengeDetails = chrome.webRequest.WebAuthenticationChallengeDetails;
+import WebResponseCacheDetails = chrome.webRequest.WebResponseCacheDetails;
+
+export function interceptHttpBasicAuth(): void {
+    const pendingRequests: string[] = [];
+
+    function completed(requestDetails: WebResponseCacheDetails) {
+        const index = pendingRequests.indexOf(requestDetails.requestId);
+        if (index > -1) {
+            pendingRequests.splice(index, 1);
+        }
+    }
+
+    async function provideCredentials(
+        requestDetails: WebAuthenticationChallengeDetails
+    ): Promise<BlockingResponse> {
+        // If we have seen this request before,
+        // then assume our credentials were bad,
+        // and give up.
+        if (pendingRequests.indexOf(requestDetails.requestId) !== -1) {
+            return {}; // the password we tried did not work
+        }
+        pendingRequests.push(requestDetails.requestId);
+
+        await backend.connect();
+        if (backend.state !== BackendConnectionState.Connected) {
+            return {}; // Fallback to manual input, do NOT return {cancel: true} as it will show 401.
+        }
+        const logins = await backend.getLogins(requestDetails.url);
+        if (!logins.length) {
+            return {};
+        }
+        const record = logins[0]; // TODO: can't show a UI at this point, but how do we choose it?
+        return { authCredentials: { username: record.login, password: record.password } };
+    }
+
+    const target = '*://*/*';
+    chrome.webRequest.onAuthRequired.addListener(provideCredentials, { urls: [target] }, [
+        'blocking'
+    ]);
+    chrome.webRequest.onCompleted.addListener(completed, { urls: [target] });
+    chrome.webRequest.onErrorOccurred.addListener(completed, { urls: [target] });
+}

src/background/init.ts

@@ -1,4 +1,5 @@
 import { backend } from './backend';
+import { interceptHttpBasicAuth } from './httpAuth';
 import { createUIMenus, bindExtensionButtonClick } from './ui';
 import { startInternalIpc } from './internal-ipc';
 import { startCommandListener } from './commands';
@@ -35,6 +36,7 @@ async function start() {
     createUIMenus();
     bindExtensionButtonClick();
     startInternalIpc();
+    interceptHttpBasicAuth();
 
     await backend.init();
 }