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namila007namila007
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api returns the token back to firefox addon 🚀
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Lines changed: 313 additions & 18 deletions

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‎background/all.js‎

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‎background/authorize.js‎

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/* exported getAccessToken */
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const REDIRECT_URL = browser.identity.getRedirectURL();
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const CLIENT_ID = "12428";
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const KEY = "f26RUH3uoCiokrEYNeDf9Q(("
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const SCOPES = ["read_inbox", "noexpire"];
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const AUTH_URL =
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`https://stackoverflow.com/oauth/dialog?
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client_id=${CLIENT_ID}&key=${KEY}&redirect_uri=${encodeURIComponent(REDIRECT_URL)}
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&scope=${encodeURIComponent(SCOPES.join(' '))}`;
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const VALIDATION_BASE_URL="https://api.stackexchange.com/2.2/";
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function extractAccessToken(redirectUri) {
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let m = redirectUri.match(/[#?](.*)/);
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if (!m || m.length < 1)
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return null;
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let params = new URLSearchParams(m[1].split("#")[0]);
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return params.get("access_token");
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}
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/**
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Validate the token contained in redirectURL.
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This follows essentially the process here:
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https://developers.google.com/identity/protocols/OAuth2UserAgent#tokeninfo-validation
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- make a GET request to the validation URL, including the access token
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- if the response is 200, and contains an "aud" property, and that property
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matches the clientID, then the response is valid
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- otherwise it is not valid
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Note that the Google page talks about an "audience" property, but in fact
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it seems to be "aud".
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*/
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function validate(redirectURL) {
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const accessToken = extractAccessToken(redirectURL);
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console.log(accessToken+ "access")
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if (!accessToken) {
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throw "Authorization failure";
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}
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const validationURL = `${VALIDATION_BASE_URL}access_tokens/${accessToken}`;
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const validationRequest = new Request(validationURL, {
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method: "GET"
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});
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function checkResponse(response) {
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return new Promise((resolve, reject) => {
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if (response.status != 200) {
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reject("Token validation error");
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}
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response.json().then((json) => {
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if (json.items) {
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resolve(accessToken);
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} else {
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reject("Token validation error");
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}
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});
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});
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}
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return fetch(validationRequest).then(checkResponse);
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}
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/**
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Authenticate and authorize using browser.identity.launchWebAuthFlow().
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If successful, this resolves with a redirectURL string that contains
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an access token.
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*/
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function authorize() {
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console.log(AUTH_URL)
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return browser.identity.launchWebAuthFlow({
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interactive: true,
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url: AUTH_URL
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});
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}
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function getAccessToken() {
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return authorize()
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}

‎background/main.js‎

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/*global getAccessToken*/
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// function notifyUser(user) {
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// browser.notifications.create({
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// "type": "basic",
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// "title": "Google info",
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// "message": `Hi ${user.name}`
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// });}
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function logError(error) {
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console.error(`Error: ${error}`);
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}
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/**
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When the button's clicked:
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- get an access token using the identity API
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- use it to get the user's info
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- show a notification containing some of it
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*/
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// browser.browser.addListener(function() {
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// console.log("clicked")
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// getAccessToken()
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// // .then(getUserInfo)
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// // .then(notifyUser)
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// .catch(logError);
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// });

‎background/stackinit.js‎

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console.log('test '+browser.identity.getRedirectURL())
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‎background/userinfo.js‎

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// /**
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// Fetch the user's info, passing in the access token in the Authorization
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// HTTP request header.
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// */
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// /* exported getUserInfo */
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// function getUserInfo(accessToken) {
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// const requestURL = "https://www.googleapis.com/oauth2/v1/userinfo?alt=json";
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// const requestHeaders = new Headers();
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// requestHeaders.append('Authorization', 'Bearer ' + accessToken);
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// const driveRequest = new Request(requestURL, {
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// method: "GET",
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// headers: requestHeaders
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// });
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// return fetch(driveRequest).then((response) => {
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// if (response.status === 200) {
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// return response.json();
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// } else {
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// throw response.status;
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// }
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// });
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// }

‎content_script/stackzilla.js‎

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(function() {
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/**
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* Check and set a global guard variable.
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* If this content script is injected into the same page again,
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* it will do nothing next time.
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*/
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if (window.hasRun) {
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return;
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}
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window.hasRun = true;
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})

‎manifest.json‎

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{
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"description": "Eazy access for your StackOverflow account",
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"manifest_version": 2,
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"name": "StackZilla",
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"version": "1.0",
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"homepage_url": "https://github.com/namila007/StackZilla",
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"icons": {
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"64": "icons/addon.png"
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"64": "icons/addon.png",
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"32": "icons/toolbar.png"
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},
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"permissions": [
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"activeTab"
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],
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"browser_action": {
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"default_icon": "icons/toolbar.png",
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"default_title": "StackZilla",
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"default_popup": "popup/index.html"
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"permissions": [
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"notifications",
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"identity",
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"*://api.stackexchange.com/*",
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"*://*.stackoverflow.com/*"
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],
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"applications": {
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"gecko": {
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"id": "stackzilla1@mozilla.org"
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}
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},
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"content_scripts": [
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{
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"matches": ["<all_urls>"],
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"js": ["stackzilla.js"]
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}
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]
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"browser_action": {
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"default_icon": "icons/toolbar.png",
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"default_title": "StackZilla",
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"default_popup": "popup/index.html"
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},
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"content_scripts": [
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{
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"matches": ["<all_urls>"],
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"js": ["stackzilla.js"]
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}
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],
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"background": {
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"scripts": [
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"background/authorize.js",
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"background/main.js",
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"background/stackinit.js"
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]
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},
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"options_ui": {
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"page": "options/options.html"
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},
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"author": "Namila Bandara"
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}

‎options/options.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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</head>
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<body>
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<div>Redirect URL: <span id="redirect-url"></span></div>
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<script src="options.js"></script>
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</body>
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</html>

‎options/options.js‎

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/**
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Display the redirect URL.
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*/
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document.querySelector("#redirect-url").textContent = browser.identity.getRedirectURL()

‎popup/blank.html‎

Whitespace-only changes.

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