source: django_apps/running/views.py@ 422

# Create your views here.



from django.core import serializers

from django.http import HttpResponse

from django.forms.models import modelformset_factory, inlineformset_factory

from django.forms.models import BaseModelFormSet

from django.template import RequestContext



from django.shortcuts import render_to_response, get_object_or_404

from running.models import Result, RunningUser

import json



def user_index(request, user_name):

    running_user = get_object_or_404(RunningUser, username=user_name)

    ResultFormSet = modelformset_factory(Result, fields=('date', 'distance', 'time'), exclude=('user'), extra=3, can_delete=True)

    if request.method == 'POST':

       if not request.user.is_authenticated():

          return HttpResponseForbidden('Not Logged In!')

       formset = ResultFormSet(request.POST, request.FILES)

       if formset.is_valid():

         instances = formset.save(commit=False)

         for instance in instances:

           instance.user = running_user

           instance.save()

         result_list = Result.objects.filter(user=running_user).order_by('date')

         formset = ResultFormSet(queryset=result_list)

    else:

      result_list = Result.objects.filter(user=running_user).order_by('date')

      formset = ResultFormSet(queryset=result_list)

    return render_to_response('user_index.html', { 'runninguser' : running_user, 'formset' : formset, 'request' : request }, context_instance=RequestContext(request))



def index(request):

    user_list = RunningUser.objects.all()

    return render_to_response('index.html', { 'user_list' : user_list })



def zoom(request):

    result_list = Result.objects.values_list('date', 'distance')

    json_list = []

    # Output date object in epoch milliseconds as JavaScript find this easy to use.

    for (date,distance) in result_list:

        json_list.append({'x': int(date.strftime("%s")) * 1000, 'y' : float(distance)})



    data = json.dumps(json_list, ensure_ascii=False, indent=2)

    return HttpResponse(data,mimetype="application/json")



def json_user_column(request,user_id):

    user = get_object_or_404(RunningUser, pk=user_id)

    result_list = Result.objects.filter(user=user).values_list('date', 'distance')



    total_list = {}

    for (date,distance) in result_list:

       key = date.strftime("%Y-%m")

       if total_list.has_key(key):

         total_list[key] += distance

       else:

         total_list[key] = distance



    json_object = { 'label' : [] , 'data' : [] }

    for (date,distance) in total_list.iteritems():

       json_object['label'].append(date)

       json_object['data'].append(float(distance))

    data = json.dumps(json_object, ensure_ascii=False, indent=2)

    return HttpResponse(data,mimetype="application/json")



def json_user_total(request,user_id):

    user = get_object_or_404(RunningUser, pk=user_id)

    result_list = Result.objects.filter(user=user).values_list('date', 'distance')

    json_list = []

    distance_total = 0.0

    # Output date object in epoch milliseconds as JavaScript find this easy to use.

    for (date,distance) in result_list:

        distance_total += float(distance)

        json_list.append({'x': int(date.strftime("%s")) * 1000, 'y' : distance_total})

    data = json.dumps(json_list, ensure_ascii=False, indent=2)

    return HttpResponse(data,mimetype="application/json")



def json_user_speed(request,user_id):

    user = get_object_or_404(RunningUser, pk=user_id)

    result_list = Result.objects.filter(user=user).values_list('date', 'distance', 'time')

    json_list = []

    # Output date object in epoch milliseconds as JavaScript find this easy to use.

    for (date,distance,time) in result_list:

        hour = float(time.second + time.minute * 60) / 3600 + time.hour

        if hour == 0:

          continue

        json_list.append({'x': int(date.strftime("%s")) * 1000, 'y' : float(distance) / hour})

    data = json.dumps(json_list, ensure_ascii=False, indent=2)

    return HttpResponse(data,mimetype="application/json")