openhim-core/lib/api/visualizers.js

The OpenHIM core application that provides logging and routing of http requests

var Q, Visualizer, authorisation, logger, utils;

Visualizer = require('../model/visualizer').Visualizer;

authorisation = require('./authorisation');

Q = require('q');

utils = require('../utils');

logger = require('winston');

exports.getVisualizers = function*() {
  var err, error;
  if (!authorisation.inGroup('admin', this.authenticated)) {
    return utils.logAndSetResponse(this, 403, "User " + this.authenticated.email + " is not an admin, API access to getVisualizers denied.", 'info');
  }
  try {
    return this.body = (yield Visualizer.find().exec());
  } catch (error) {
    err = error;
    return utils.logAndSetResponse(this, 500, "Could not fetch visualizers via the API: " + err, 'error');
  }
};

exports.getVisualizer = function*(visualizerId) {
  var err, error, result;
  if (!authorisation.inGroup('admin', this.authenticated)) {
    return utils.logAndSetResponse(this, 403, "User " + this.authenticated.email + " is not an admin, API access to getVisualizer denied.", 'info');
  }
  visualizerId = unescape(visualizerId);
  try {
    result = (yield Visualizer.findById(visualizerId).exec());
    if (!result) {
      this.body = "Visualizer with _id " + visualizerId + " could not be found.";
      return this.status = 404;
    } else {
      return this.body = result;
    }
  } catch (error) {
    err = error;
    return utils.logAndSetResponse(this, 500, "Could not fetch visualizer via the API: " + err, 'error');
  }
};

exports.addVisualizer = function*() {
  var err, error, result, visualizer, visualizerData;
  if (!authorisation.inGroup('admin', this.authenticated)) {
    return utils.logAndSetResponse(this, 403, "User " + this.authenticated.email + " is not an admin, API access to addVisualizer denied.", 'info');
  }
  visualizerData = this.request.body;
  if (!visualizerData) {
    return utils.logAndSetResponse(this, 404, "Cannot Add Visualizer, no request object", 'info');
  }
  try {
    visualizer = new Visualizer(visualizerData);
    result = (yield Q.ninvoke(visualizer, 'save'));
    this.body = 'Visualizer successfully created';
    this.status = 201;
    return logger.info('User %s created visualizer with id %s', this.authenticated.email, visualizer.id);
  } catch (error) {
    err = error;
    return utils.logAndSetResponse(this, 500, "Could not add visualizer via the API: " + err, 'error');
  }
};

exports.updateVisualizer = function*(visualizerId) {
  var e, error, result, visualizerData;
  if (!authorisation.inGroup('admin', this.authenticated)) {
    return utils.logAndSetResponse(this, 403, "User " + this.authenticated.email + " is not an admin, API access to updateVisualizer denied.", 'info');
  }
  visualizerData = this.request.body;
  if (!visualizerData) {
    return utils.logAndSetResponse(this, 404, "Cannot Update Visualizer with _id " + visualizerId + ", no request object", 'info');
  }
  visualizerId = unescape(visualizerId);
  if (visualizerData._id) {
    delete visualizerData._id;
  }
  try {
    result = (yield Visualizer.findByIdAndUpdate(visualizerId, visualizerData).exec());
    if (!result) {
      return utils.logAndSetResponse(this, 404, "Cannot Update Visualizer with _id " + visualizerId + ", does not exist", 'info');
    }
    this.body = "Successfully updated visualizer with _id " + visualizerId;
    return logger.info("User " + this.authenticated.email + " updated visualizer with _id " + visualizerId);
  } catch (error) {
    e = error;
    return utils.logAndSetResponse(this, 500, "Could not update visualizer with _id " + visualizerId + " via the API " + e, 'error');
  }
};

exports.removeVisualizer = function*(visualizerId) {
  var e, error, v;
  if (!authorisation.inGroup('admin', this.authenticated)) {
    return utils.logAndSetResponse(this, 403, "User " + this.authenticated.email + " is not an admin, API access to removeVisualizer denied.", 'info');
  }
  visualizerId = unescape(visualizerId);
  try {
    v = (yield Visualizer.findByIdAndRemove(visualizerId).exec());
    if (!v) {
      return utils.logAndSetResponse(this, 404, "Could not find visualizer with _id " + visualizerId, 'info');
    }
    this.body = "Successfully removed visualizer with _id " + visualizerId;
    return logger.info("User " + this.authenticated.email + " removed visualizer with _id " + visualizerId);
  } catch (error) {
    e = error;
    return utils.logAndSetResponse(this, 500, "Could not remove visualizer with _id " + visualizerId + " via the API " + e, 'error');
  }
};

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