getlantern / lantern-ui

UI for Lantern
https://lantern-ui.nodejitsu.com/app/index.html
GNU General Public License v3.0
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UNMAINTAINED lantern-ui

This project is no longer maintained nor is it used anywhere in lantern products anymore

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Status Bitdeli Badge

screenshot-welcome

UI for Lantern.

A live demo is deployed to https://lantern-ui.nodejitsu.com/app/index.html running against the bundled mock server, which simulates a real Lantern backend. The real backend serves lantern-ui only over localhost, where minification, concatenation, and other speedups appropriate for remotely hosted files are not necessary. Please keep that in mind when accessing the public demo.

Overview

This is the repository for the UI of Lantern. It is maintained as a separate repository to facilitate development. This code can be run independently of Lantern's Java backend with a lightweight node.js http server using Faye to implement Lantern's bayeux server.

See SPECS.md for specifications of the state and the state transitions developed for the UI (work in progress).

Getting Started

Install required dependencies (sudo as necessary):

You should get a message telling you the application is up and running with a link to access it.

When you first access the app, you will start at the beginning of the setup process (will look like the screenshot above). To skip the setup process and go straight to an already set-up app, run scripts/web-server.js --skip-setup. You should then see something like this when you open the app:

screenshot-vis

The mock scenarios the app can run with (e.g. your location is London, you have a friend in Shanghai, etc.) are defined in mock/scenarios.js, and are enabled in mock/backend.js.

For working on the stylesheets:

(Not necessary unless you want to change stylesheets.)

Tell compass to watch for changes in the sass stylesheets and automatically compile them into css in the directory specified by the compass config file (config/compass.rb):

$ scripts/start-compass.sh &
>>> Compass is watching for changes. Press Ctrl-C to Stop.

Build

Lantern UI uses Gulp to build assets

Embed 'dist' folder into production.

i18n

Translated strings are fetched from json files in the "app/locale" directory and interpolated into the app using Angular Translate. To add or change a translated string, update the corresponding mapping in "app/locale/en_US.json" and add or update any references to it in the app if needed.

Transifex

All translatable content for Lantern has been uploaded to the Lantern Transifex project to help manage translations. Translatable strings from this code have been uploaded to the ui resource therein. Transifex has been set up to automatically pull updates to that resource from its GitHub url (see http://support.transifex.com/customer/portal/articles/1166968-updating-your-source-files-automatically for more information).

After translators add translations of these strings to the Transifex project, the Transifex client can be used to pull them. See http://support.transifex.com/customer/portal/articles/996157-getting-translations for more.

Running tests

Lantern UI does not yet have a comprehensive set of tests, but the tests that are written are useful and are set up with continuous integration in Travis.

To run the tests locally, first install karma (sudo as necessary):

npm install -g karma

and PhantomJS (brew install phantomjs).

Then look in .travis.yml for the commands to run the unit and end-to-end tests.

TODO: expand this

Further Reading

The UI is implemented as an AngularJS app. Using the AngularJS Batarang Chrome extension (especially the performance tab) can come in handy.

This repo was started with the angular-seed. The scripts/web-server.js script has been modified to attach a bayeux server server as mentioned above and an http API to simulate the Lantern backend. The application logic for the mock backend can be found in mock/backend.js.

Specifications for application states and transitions between them are documented here.