112 lines
2.5 KiB
JavaScript
112 lines
2.5 KiB
JavaScript
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var Backbone = require('backbone');
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var _ = require('underscore');
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module.exports = Backbone.Model.extend({
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// In case that there is already an id attribute
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idAttribute: '__id',
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url: function () {
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if (this._tableName && this._configModel) {
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var baseUrl = this._configModel.get('base_url');
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var version = this._configModel.urlVersion('record');
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var url = baseUrl + '/api/' + version + '/tables/';
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if (this.hasWriteAccess(this._userModel) && !this.isOwner(this._userModel)) {
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var owner = this._permissionModel.getOwner();
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var ownerUsername = owner.get('username');
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url += ownerUsername + '.' + this._tableName + '/records';
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} else {
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url += this._tableName + '/records';
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}
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if (!this.isNew()) {
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url += '/' + this.get('cartodb_id');
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}
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return url;
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}
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return false;
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},
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initialize: function (attrs, opts) {
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this.collection = this.collection || {};
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this._tableName = opts.tableName || this.collection._tableName;
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this._configModel = opts.configModel || this.collection._configModel;
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this._permissionModel = opts.permissionModel || this.collection._permissionModel;
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this._userModel = opts.userModel || this.collection._userModel;
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this._initBinds();
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},
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_initBinds: function () {
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this.bind('error', this._onError, this);
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},
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hasWriteAccess: function (userModel) {
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if (!userModel || !this._permissionModel) {
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return false;
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}
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return this._permissionModel.hasWriteAccess(userModel);
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},
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isOwner: function (userModel) {
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if (!userModel || !this._permissionModel) {
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return false;
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}
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return this._permissionModel.isOwner(userModel);
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},
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isNew: function () {
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return !this.has('cartodb_id');
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},
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isGeomLoaded: function () {
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try {
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JSON.parse(this.get('the_geom'));
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return true;
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} catch (e) {
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return false;
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}
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},
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fetchRowIfGeomIsNotLoaded: function (callback) {
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if (this.isGeomLoaded()) {
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callback();
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return;
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}
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this.fetch({
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success: callback
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});
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},
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_onError: function () {
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this.set(this.previousAttributes());
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},
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sync: function () {
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this.trigger('loading', this);
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Backbone.Model.prototype.sync.apply(this, arguments);
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},
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parse: function (attrs) {
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if (!attrs.__id) {
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attrs.__id = _.uniqueId();
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}
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return attrs;
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},
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toJSON: function () {
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return _.omit(
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this.attributes,
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'__id',
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'the_geom_webmercator'
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);
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}
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});
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