portainer/app/components/pullImage/pullImageController.js

angular.module('pullImage', [])
.controller('PullImageController', ['$scope', '$state', 'Messages', 'Image', 'ViewSpinner',
function ($scope, $state, Messages, Image, ViewSpinner) {
  $scope.template = 'app/components/pullImage/pullImage.html';

  $scope.init = function () {
    $scope.config = {
      registry: '',
      fromImage: '',
      tag: 'latest'
    };
  };

  $scope.init();

  function failedRequestHandler(e, Messages) {
    Messages.error('Error', errorMsgFilter(e));
  }

  $scope.pull = function () {
    $('#error-message').hide();
    var config = angular.copy($scope.config);
    var imageName = (config.registry ? config.registry + '/' : '' ) +
    (config.fromImage) +
    (config.tag ? ':' + config.tag : '');

    ViewSpinner.spin();
    $('#pull-modal').modal('hide');
    Image.create(config, function (data) {
      ViewSpinner.stop();
      if (data.constructor === Array) {
        var f = data.length > 0 && data[data.length - 1].hasOwnProperty('error');
        //check for error
        if (f) {
          var d = data[data.length - 1];
          $scope.error = "Cannot pull image " + imageName + " Reason: " + d.error;
          $('#pull-modal').modal('show');
          $('#error-message').show();
        } else {
          Messages.send("Image Added", imageName);
          $scope.init();
          $state.go('images', {}, {reload: true});
        }
      } else {
        Messages.send("Image Added", imageName);
        $scope.init();
        $state.go('images', {}, {reload: true});
      }
    }, function (e) {
      ViewSpinner.stop();
      $scope.error = "Cannot pull image " + imageName + " Reason: " + e.data;
      $('#pull-modal').modal('show');
      $('#error-message').show();
    });
  };
}]);