export db

exportdb.js

// Generated by CoffeeScript 1.6.3
(function() {
  var exportDb;

  exportDb = function(name, cb) {
    var handler;
    handler = indexedDB.open(name);
    handler.onsuccess = function(sender) {
      var db, results, stores, transaction;
      db = sender.target.result;
      stores = db.objectStoreNames;
      results = {};
      transaction = db.transaction(stores, "readonly");
      transaction.onerror = transaction.onabort = function(event) {
        return cb(event, null);
      };
      transaction.oncomplete = function() {
        return cb(null, results);
      };
      return _.each(stores, function(store) {
        results[store] || (results[store] = []);
        return transaction.objectStore(store).openCursor().onsuccess = function(event) {
          var cursor;
          if (!(cursor = event.target.result)) {
            return;
          }
          results[store].push({
            key: cursor.key,
            value: cursor.value
          });
          return cursor["continue"]();
        };
      });
    };
    return handler.onerror = function(event) {
      return cb(event, null);
    };
  };

}).call(this);

/*

exportDb = (name, cb) ->
  handler = indexedDB.open(name)

  handler.onsuccess = (sender) ->
    db        = sender.target.result
    stores    = db.objectStoreNames
    results   = {}

    transaction = db.transaction stores, "readonly"

    transaction.onerror = transaction.onabort = (event) ->
      cb event, null

    transaction.oncomplete = ->
      cb null, results

    _.each stores, (store) ->
      results[store] ||= []

      transaction.objectStore(store).openCursor().onsuccess = (event) ->
        return unless cursor = event.target.result

        results[store].push
          key   : cursor.key
          value : cursor.value

        cursor.continue()

  handler.onerror = (event) ->
    cb event, null

*/