eZ.REST/Resources/lib/EzOAuth2.js

var EzOAuth2;
EzOAuth2 = (function() {
  function EzOAuth2(root_url, customer_id, customer_secret, endpoint_uri) {
    var id;
    this.root_url = root_url;
    this.customer_id = customer_id;
    this.customer_secret = customer_secret;
    this.endpoint_uri = endpoint_uri;
    id = Ti.Utils.md5HexDigest(this.root_url + this.customer_id + this.customer_secret + this.endpoint_uri);
    this.access_token = Ti.App.Properties.getString(id + '_access', null);
    this.refresh_token = Ti.App.Properties.getString(id + '_refresh', null);
    this.update_stamp = Ti.App.Properties.getString(id + '_updated', null);
    this.expiry_time = Ti.App.Properties.getInt(id + '_expires', 3600);
    Ti.API.debug('EzOAuth2 object initialized.');
  }
  EzOAuth2.prototype.saveSettings = function() {
    var id;
    id = Ti.Utils.md5HexDigest(this.root_url + this.customer_id + this.customer_secret + this.endpoint_uri);
    Ti.App.Properties.setString(id + '_access', this.access_token);
    Ti.App.Properties.setString(id + '_refresh', this.refresh_token);
    Ti.App.Properties.setString(id + '_updated', this.update_stamp);
    return Ti.App.Properties.setInt(id + '_expires', this.expiry_time);
  };
  EzOAuth2.prototype.getAuthView = function(success_function, cancel_function) {
    var authUrl, wv;
    authUrl = this.root_url + '/oauth/authorize' + '?response_type=token' + '&client_id=' + this.customer_id + '&redirect_uri=' + encodeURIComponent(this.endpoint_uri);
    Ti.API.debug('authUrl: ' + authUrl);
    wv = Ti.UI.createWebView({
      url: authUrl
    });
    wv.parent_obj = this;
    wv.success_function = success_function;
    wv.cancel_function = cancel_function;
    wv.addEventListener('beforeload', this.processOAuth2Response);
    this.auth_web = wv;
    this.auth_btn = Ti.UI.createButton({
      left: 0,
      top: 0,
      width: 50,
      height: 30,
      title: "Cancel"
    });
    this.auth_btn.click_function = cancel_function;
    this.auth_btn.addEventListener('click', function(e) {
      e.source.auth_view.hide();
      return e.source.click_function(e);
    });
    this.auth_view = Ti.UI.createView();
    this.auth_view.add(this.auth_web);
    this.auth_view.add(this.auth_btn);
    this.auth_web.auth_view = this.auth_view;
    this.auth_btn.auth_view = this.auth_view;
    return this.auth_view;
  };
  EzOAuth2.prototype.doRequest = function(url, success_function, type) {
    var xhr;
    if (type == null) {
      type = 'GET';
    }
    if (this.access_token === null) {
      Ti.API.warning('No access token.');
      return false;
    }
    if (Ti.Network.networkType === Ti.Network.NETWORK_NONE) {
      Ti.API.warning('No Internet connection.');
      return false;
    }
    xhr = Ti.Network.createHTTPClient({
      onerror: function() {
        return Ti.API.error('ERROR communicating. (' + this.responseText + ')');
      },
      onload: success_function
    });
    xhr.open(type, this.root_url + '/api/ezp/v1' + url);
    xhr.setRequestHeader('Authorization', 'OAuth ' + this.access_token);
    xhr.setRequestHeader('Accept', 'application/json');
    return xhr.send();
  };
  EzOAuth2.prototype.getNode = function(node_id, success_function) {
    return this.doRequest('/content/node/' + node_id, success_function);
  };
  EzOAuth2.prototype.getNodeFields = function(node_id, success_function) {
    return this.doRequest('/content/node/' + node_id + '/fields', success_function);
  };
  EzOAuth2.prototype.getNodeField = function(node_id, field_id, success_function) {
    return this.doRequest('/content/node/' + node_id + '/field/' + field_id, success_function);
  };
  EzOAuth2.prototype.getNodeList = function(root_node_id, success_function, offset, limit, sortKey, sortType) {
    var req_url;
    if (offset == null) {
      offset = null;
    }
    if (limit == null) {
      limit = null;
    }
    if (sortKey == null) {
      sortKey = null;
    }
    if (sortType == null) {
      sortType = null;
    }
    req_url = '/content/node/' + root_node_id + '/list';
    if (offset != null) {
      req_url += '/offset/' + offset;
    }
    if (limit != null) {
      req_url += '/limit/' + limit;
    }
    if (sortKey != null) {
      req_url += '/sort/' + sortKey;
      if (sortType != null) {
        req_url += '/' + sortType;
      }
    }
    return this.doRequest(req_url, success_function);
  };
  EzOAuth2.prototype.getGetParameters = function(url) {
    var pair, pair_split, pairs, vars, _i, _len;
    vars = {};
    pairs = url.slice(url.indexOf('?') + 1).split('&');
    for (_i = 0, _len = pairs.length; _i < _len; _i++) {
      pair = pairs[_i];
      Ti.API.debug('Now splitting: "' + pair + '"');
      pair_split = pair.split('=');
      vars[pair_split[0]] = pair_split[1];
    }
    return vars;
  };
  EzOAuth2.prototype.processOAuth2Response = function(e) {
    var params;
    Ti.API.debug('[beforeload] URL: ' + e.url);
    Ti.API.debug('Endpoint URI: ' + e.source.parent_obj.endpoint_uri);
    Ti.API.debug('Index:' + e.url.indexOf(e.source.parent_obj.endpoint_uri));
    if (e.url.indexOf(e.source.parent_obj.endpoint_uri) === 0) {
      Ti.API.info('ENDPOINT URL DETECTED!!!!');
      e.source.parent_obj.final_url = e.url;
      params = e.source.parent_obj.getGetParameters(e.url);
      e.source.parent_obj.access_token = params['access_token'];
      e.source.parent_obj.refresh_token = params['refresh_token'];
      e.source.parent_obj.expiry_time = params['expires_in'];
      e.source.parent_obj.update_stamp = Math.round(+new Date() / 1000);
      e.source.auth_view.hide();
      Ti.API.info('Got new token. Will expire in ' + params['expires_in'] + ' seconds.');
      return e.source.success_function(e);
    }
  };
  return EzOAuth2;
})();