Jwt project (#56)

* jwt console project

Author: karissarjacobsen

jwt_console_project/jwtConfig.example.json

@@ -0,0 +1,6 @@
+{
+  "dsJWTClientId": "{INTEGRATION_KEY_JWT}",
+  "impersonatedUserGuid": "{IMPERSONATED_USER_ID}",
+  "privateKeyLocation":  "./private.key",
+  "dsOauthServer": "https://account-d.docusign.com"
+}

jwt_console_project/jwtConsole.js

@@ -0,0 +1,113 @@
+const docusign = require('docusign-esign');
+const signingViaEmail = require('../lib/eSignature/examples/signingViaEmail');
+const fs = require('fs');
+const path = require('path');
+const prompt = require('prompt-sync')();
+
+const jwtConfig = require('./jwtConfig.json');
+const { ProvisioningInformation } = require('docusign-esign');
+const demoDocsPath = path.resolve(__dirname, '../demo_documents');
+const doc2File = 'World_Wide_Corp_Battle_Plan_Trafalgar.docx';
+const doc3File = 'World_Wide_Corp_lorem.pdf';
+
+
+const SCOPES = [
+     "signature", "impersonation"
+];
+
+function getConsent() {
+  var urlScopes = SCOPES.join('+');
+
+  // Construct consent URL
+  var redirectUri = "https://developers.docusign.com/platform/auth/consent";
+  var consentUrl = `${jwtConfig.dsOauthServer}/oauth/auth?response_type=code&` +
+                      `scope=${urlScopes}&client_id=${jwtConfig.dsJWTClientId}&` +
+                      `redirect_uri=${redirectUri}`;
+
+  console.log("Open the following URL in your browser to grant consent to the application:");
+  console.log(consentUrl);
+  console.log("Consent granted? \n 1)Yes \n 2)No");
+  let consentGranted = prompt("");
+  if(consentGranted == "1"){
+    return true;
+  } else {
+    console.error("Please grant consent!");
+    process.exit();
+  }
+}
+
+async function authenticate(){
+  const jwtLifeSec = 10 * 60, // requested lifetime for the JWT is 10 min
+    dsApi = new docusign.ApiClient();
+  dsApi.setOAuthBasePath(jwtConfig.dsOauthServer.replace('https://', '')); // it should be domain only.
+  let rsaKey = fs.readFileSync(jwtConfig.privateKeyLocation);
+
+  try {
+    const results = await dsApi.requestJWTUserToken(jwtConfig.dsJWTClientId,
+      jwtConfig.impersonatedUserGuid, SCOPES, rsaKey,
+      jwtLifeSec);
+    const accessToken = results.body.access_token;
+
+    // get user info
+    const userInfoResults = await dsApi.getUserInfo(accessToken);
+
+    // use the default account
+    let userInfo = userInfoResults.accounts.find(account =>
+      account.isDefault === "true");
+
+    return {
+      accessToken: results.body.access_token,
+      apiAccountId: userInfo.accountId,
+      basePath: `${userInfo.baseUri}/restapi`
+    };
+  } catch (e) {
+    console.log(e);
+    let body = e.response && e.response.body;
+    // Determine the source of the error
+    if (body) {
+        // The user needs to grant consent
+      if (body.error && body.error === 'consent_required') {
+        if (getConsent()){ return authenticate(); };
+      } else {
+        // Consent has been granted. Show status code for DocuSign API error
+        this._debug_log(`\nAPI problem: Status code ${e.response.status}, message body:
+        ${JSON.stringify(body, null, 4)}\n\n`);
+      }
+    }
+  }
+}
+
+function getArgs(apiAccountId, accessToken, basePath){
+  signerEmail = prompt("Please enter the signer's email address: ");
+  signerName = prompt("Please enter the signer's name: ");
+  ccEmail = prompt("Please enter the cc email address: ");
+  ccName = prompt("Please enter the cc name: ");
+
+  const envelopeArgs = {
+    signerEmail: signerEmail,
+    signerName: signerName,
+    ccEmail: ccEmail,
+    ccName: ccName,
+    status: "sent",
+    doc2File: path.resolve(demoDocsPath, doc2File),
+    doc3File: path.resolve(demoDocsPath, doc3File)
+  };
+  const args = {
+    accessToken: accessToken,
+    basePath: basePath,
+    accountId: apiAccountId,
+    envelopeArgs: envelopeArgs
+  };
+
+  return args
+}
+
+
+async function main(){
+  let accountInfo = await authenticate();
+  let args = getArgs(accountInfo.apiAccountId, accountInfo.accessToken, accountInfo.basePath);
+  let envelopeId = signingViaEmail.sendEnvelope(args);
+  console.log(envelopeId);
+}
+
+main();