text: from django.shortcuts import render, redirect
  from django.http import HttpResponse
  from tapiriik.database import db
  from tapiriik.settings import WITHDRAWN_SERVICES
  import json
  import datetime
  
  def activities_dashboard(req):
      if not req.user:
          return redirect("/")
      return render(req, "activities-dashboard.html")
  
  def activities_fetch_json(req):
      if not req.user:
          return HttpResponse(status=403)
  
      retrieve_fields = [
          "Activities.Prescence",
          "Activities.Abscence",
          "Activities.Type",
          "Activities.Name",
          "Activities.StartTime",
          "Activities.EndTime",
          "Activities.Private",
          "Activities.Stationary",
          "Activities.FailureCounts"
      ]
      activityRecords = db.activity_records.find_one({"UserID": req.user["_id"]}, dict([(x, 1) for x in retrieve_fields]))
      if not activityRecords:
          return HttpResponse("[]", content_type="application/json")
      cleanedRecords = []
      for activity in activityRecords["Activities"]:
          # Strip down the record since most of this info isn't displayed
          for presence in activity["Prescence"]:
              del activity["Prescence"][presence]["Exception"]
          for abscence in activity["Abscence"]:
              if activity["Abscence"][abscence]["Exception"]:
                  del activity["Abscence"][abscence]["Exception"]["InterventionRequired"]
                  del activity["Abscence"][abscence]["Exception"]["ClearGroup"]
          # Don't really need these seperate at this point
          activity["Prescence"].update(activity["Abscence"])
          for svc in WITHDRAWN_SERVICES:
              if svc in activity["Prescence"]:
                  del activity["Prescence"][svc]
          del activity["Abscence"]
          cleanedRecords.append(activity)
  
  
      dthandler = lambda obj: obj.isoformat() if isinstance(obj, datetime.datetime)  or isinstance(obj, datetime.date) else None
  
      return HttpResponse(json.dumps(cleanedRecords, default=dthandler), content_type="application/json")