Initial commit

lib/assets/javascripts/builder/data/map-definition-model.js

@@ -0,0 +1,101 @@
+var Backbone = require('backbone');
+var _ = require('underscore');
+var OWN_ATTRS = ['drag', 'id', 'keyboard'];
+var EMBED_ATTRS = ['legends', 'scrollwheel', 'layer_selector', 'dashboard_menu'];
+var basemapProvidersAndCategories = require('./basemap-providers-and-categories');
+/**
+ * Model that represents a visualization's Map
+ */
+module.exports = Backbone.Model.extend({
+
+  defaults: {
+    drag: true,
+    keyboard: true,
+    cartodb_logo: false,
+    legends: true,
+    layer_selector: false,
+    dashboard_menu: true,
+    scrollwheel: true
+  },
+
+  parse: function (r) {
+    return _.extend({
+      provider: r['map_provider']
+    },
+    _.pick(r, OWN_ATTRS),
+    _.pick(r.options, EMBED_ATTRS)
+    );
+  },
+
+  urlRoot: function () {
+    var baseUrl = this._configModel.get('base_url');
+    return baseUrl + '/api/v2/maps/';
+  },
+
+  initialize: function (attrs, opts) {
+    if (!opts.configModel) throw new Error('configModel is required');
+    if (!opts.layerDefinitionsCollection) throw new Error('layerDefinitionsCollection is required');
+    if (!opts.userModel) throw new Error('userModel is required');
+
+    this._configModel = opts.configModel;
+    this._userModel = opts.userModel;
+    this._layerDefinitionsCollection = opts.layerDefinitionsCollection;
+
+    this._layerDefinitionsCollection.bind('baseLayerChanged', this._onBaseLayerChanged, this);
+  },
+
+  _onBaseLayerChanged: function () {
+    var baseLayer = this._layerDefinitionsCollection.getBaseLayer();
+    var newProvider = basemapProvidersAndCategories.getProvider(baseLayer.get('type'));
+
+    this.save({
+      provider: newProvider,
+      minZoom: baseLayer.get('minZoom'),
+      maxZoom: baseLayer.get('maxZoom')
+    });
+  },
+
+  toJSON: function () {
+    return _.extend(
+      {},
+      _.omit(this.attributes, EMBED_ATTRS),
+      {
+        attribution: _.unique(this._layerDefinitionsCollection.pluck('attribution')),
+        user_id: this._userModel.get('id')
+      },
+      {
+        options: _.pick(this.attributes, EMBED_ATTRS)
+      }
+    );
+  },
+
+  setMapViewSize: function (size) {
+    this._mapViewSize = size;
+  },
+
+  getMapViewSize: function () {
+    return this._mapViewSize;
+  },
+
+  setStaticImageURLTemplate: function (staticImageURLTemplate) {
+    this._staticImageURLTemplate = staticImageURLTemplate;
+  },
+
+  getStaticImageURLTemplate: function () {
+    return this._staticImageURLTemplate;
+  },
+
+  setImageExportMetadata: function (metadata) {
+    this._imageExportMetadata = metadata;
+  },
+
+  getImageExportMetadata: function () {
+    return this._imageExportMetadata;
+  },
+
+  setConverters: function (converters) {
+    _.each(converters, function (converter, key) {
+      this[key] = converter;
+    }, this);
+  }
+});