HiveSigner integration

Description

Login and perform operations with HiveSigner.

For more details, please refer to https://peakd.com/hive-139531/@good-karma/imagehoster-hivesigner-and-condenser-bounty#@roomservice/re-good-karma-qd5qsb

The Merge Request contains almost the same change as condenser!74 (merged), except some minor differences.

Relevant Issues

Fixes: condenser#43 (closed)

src/app/utils/HiveSigner.js

+import { isLoggedIn, extractLoginData } from 'app/utils/UserUtil';
+import hivesigner from 'hivesigner';
+import { APP_URL, HIVE_SIGNER_APP } from 'app/client_config';
+import { encodeOps } from 'hive-uri';
+
+const isBrowser = () => typeof window !== 'undefined' && window;
+
+const HOST_URL = isBrowser()
+    ? window.location.protocol + '//' + window.location.host
+    : APP_URL;
+
+const HIVE_SIGNER_URL = 'https://hivesigner.com';
+
+export const hiveSignerClient = new hivesigner.Client({
+    app: HIVE_SIGNER_APP,
+    callbackURL: `${HOST_URL}/login/hivesigner`,
+    // scope: ['vote', 'comment'],
+});
+
+/**
+ *
+ * @returns {boolean}
+ */
+export function isLoggedInWithHiveSigner() {
+    if (!isLoggedIn()) {
+        return false;
+    }
+    const data = localStorage.getItem('autopost2');
+    const [
+        username,
+        password,
+        memoWif,
+        login_owner_pubkey,
+        login_with_keychain,
+        login_with_hive_signer,
+    ] = extractLoginData(data);
+    return !!login_with_hive_signer;
+}
+
+export const setHiveSignerAccessToken = (
+    username,
+    access_token,
+    expires_in
+) => {
+    // set access token for Hive Signer
+    console.log(`HiveSigner: set access token for @${username}`);
+    hiveSignerClient.setAccessToken(access_token);
+};
+
+export const sendOperationsWithHiveSigner = (ops, params, cb) => {
+    if (!params) params = {};
+    if (!params.callback && isBrowser()) {
+        params.callback = window.location.href;
+    }
+    const uri = encodeOps(ops, params);
+    const webUrl = uri.replace('hive://', `${HIVE_SIGNER_URL}/`);
+    if (cb && isBrowser()) {
+        window.location = webUrl;
+    }
+    return webUrl;
+};
+
+export const openHiveSignerAuths = () => {
+    const url = `${HIVE_SIGNER_URL}/auths`;
+    if (isBrowser()) {
+        const win = window.open(url, '_blank');
+        return win.focus();
+    }
+};