crawlerApp/dockerhubCrawler/views.py

from django.shortcuts import render
import requests
from .models import DockerhubCrawler
# from django.db import models (Tried doesn't work:Sami)
import datetime
from datetime import timedelta

# Create your views here.

def HomePage(request):
    return render(request, 'home.html', status=200)


def DockerPage(request):
    #datatimeobjlast_pushedtemp      =       models.DateTimeField()
    #datetimeobjtag_last_pushed      =       models.DateTimeField()
    datatimeobjlast_pushedtemp      =       datetime.datetime.now() 
    datetimeobjtag_last_pushed      =       datetime.datetime.now()
    count                   =       0
    for dhubobj in DockerhubCrawler.objects.all():
        resp = requests.get(url=dhubobj.api_url)
        data = resp.json()
        string_obj = ''

        for chunk in data['results']:   # looping through the data if updated in greater than prev date time save it
            
            #print(chunk)
            if count == 0:              # first iteration lets just assign both object values
                splits = ((chunk['tag_last_pushed'].split(":")))
                #print(splits)
                datatimeobjlast_pushedtemp      =   datetime.datetime(int(splits[0][:4]), int(splits[0][5:7])
                                                    ,int(splits[0][8:10]), int(splits[0][11:]), int(splits[1][0:3]),
                                                     int(splits[2][0:2]), int(splits[2][3:len(splits[2])-1]))
                datetimeobjtag_last_pushed      =   datetime.datetime(int(splits[0][:4]), int(splits[0][5:7])
                                                    ,int(splits[0][8:10]), int(splits[0][11:]), int(splits[1][0:3]),
                                                     int(splits[2][0:2]), int(splits[2][3:len(splits[2])-1]))
                string_obj                      =   chunk['tag_last_pushed']
            else:
                splits = ((chunk['tag_last_pushed'].split(":")))
                #print(splits)
                #print(splits[0][:4], splits[0][5:7], splits[0][8:10],splits[0][11:] ,splits[1][0:3] , splits[2][0:2], splits[2][3:len(splits[2])-1])

                datatimeobjlast_pushedtemp      =                   splits = ((chunk['tag_last_pushed'].split(":")))
                datatimeobjlast_pushedtemp      =   datetime.datetime(int(splits[0][:4]), int(splits[0][5:7])
                                                    ,int(splits[0][8:10]), int(splits[0][11:]), int(splits[1][0:3]),
                                                     int(splits[2][0:2]), int(splits[2][3:len(splits[2])-1]))
                if datatimeobjlast_pushedtemp   >   datetimeobjtag_last_pushed:
                    datetimeobjtag_last_pushed  =   datatimeobjlast_pushedtemp 
                    string_obj                  =   chunk['tag_last_pushed']


            count = count + 1          

            # end for here, string_obj should have latest pushed date by now      
        
        splits = (string_obj.split(":"))
        dhubobj.last_pushed = datetimeobjtag_last_pushed
        # here we will notify and send the email
        dhubobj.save()

    
    allobjs = DockerhubCrawler.objects.all()
    

    return render(request, 'docker.html', context={'dockerhubobjs': allobjs})