Deep Linking with React + Flux, URL Store, with support for browser "back"

url_store.js

(function() {
  Dispather.register(function(action) {
    if (action.type !== 'navigate') {
      return;
    }
    // sometimes we don't want to create history entries (see below)
    if (action.pushState) {
      window.history.pushState(
        {path: action.path},
        '',
        action.path
      );
    }
  });

  window.onpopstate = function(event) {
    // only handle browser back if our app created the history entry
    if (event.state.path) {
      Dispatcher.dispatch({
        type: 'navigate',
        path: event.state.path,
        
        // navigating back shouldn't add anything to the browsing history
        pushState: false,
      });
    }
  };
})();