A step by step and working example of twitter login using ionic and ng-cordova-oauth

Pre-requisites
Create a twitter app and get Consumer Key (API Key) and Consumer Secret (API Secret).

Steps

1. Create a project
   
2. cd into the project
   
3. Add the required platform(s)
   
4. Download "ng-cordova.min.js" and add to js folder
   
5. Add the "ng-cordova.min.js" path in "index.html" file just above "cordova.js" path
   
6. Add the dependancy "ngCordova" in "app.js" angular module
   
7. Add the plugin "cordova plugin add https://git-wip-us.apache.org/repos/asf/cordova-plugin-inappbrowser.git" from terminal
   
8. Download the "sha1.js" file and add to js folder
   
9. Add the "sha1.js" path in index file
   
10. Type bower "install ng-cordova-oauth -S" from terminal
    
11. Add the "ng-cordova-oauth" file path to index file
    
12. Include "ngCordovaOauth" dependancy in "app.js" angular module
    
13. Add the "$cordovaOauth" to the controller which is using twitter login function
    
14. Add the controller and ng-click in index.html
    
15. Add the twitter login function in the controller as show in the app.js (Please replace the api_key and api_secret with your twitter app details)
    
    

Reference:
http://blog.ionic.io/oauth-ionic-ngcordova/
https://github.com/nraboy/ng-cordova-oauth

Thanks to Nic Raboy for the plugin and blog.