Can you pinpoint the weak wiring in this AngularJS function?

I am currently studying AngularJS and I suspect there may be a glitch in my page.

On the page, there is a TEXTAREA where I have typed 'aaa'. The TEXTAREA is linked to an ng-model named input. The following AngularJS code aims to monitor external changes and periodically save data to the server:

var UnixyTalk = angular.module('UnixyTalk', []);
UnixyTalk.controller('OutputController', ['$scope','$http', '$timeout', '$q',
   function($scope, $http, $timeout, $q)
        {
        var last_input = $scope.input;
        var repeatEr = function(data, status, headers, config)
            {
            var interval = !(config && config.time)? 1000 : 
            (1000 - (config.time - (new Date()).getTime()));
            angular.extend($scope, data);
            console.log(data);
            $timeout(function()
                {
                $http.post('/ajax/listen',
                    {
                    'cache': false, 
                    'params': {'conversation': 0},
                    'timeout': 1000,
                    }).success(repeatEr).error(repeatEr);
                $http.post('/ajax/say',
                    {
                    'conversation': 0,
                    'params': {'text': $scope.input, 'time': new
                      Date().getTime()}
                    });
                }, interval);
            }
        repeatEr();
        }
    ]);

The server side is indicating that it is receiving an empty POST dictionary.

If I want to post key-value pairs in the format of a QUERY_STRING (e.g. 'field1=value1&field2=value2') rather than a JSON object, how should I structure the dictionary? Are there any other mistakes in this code?

Appreciate your help,

Answer №1

If you're working with Python, one way to retrieve posted data is by creating a function specifically for that purpose. Here's an example:

def fetchPostData():
    if 'CONTENT_TYPE' in request.META and request.META['CONTENT_TYPE'].startswith('application/json'):
        return json.loads(request.body)
    elif request.method == 'POST':
        return request.POST.dict()

After defining this function, you can easily use it to access the parameters of the posted data.

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