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83 lines
3.0 KiB
Python

# coding: utf-8
# Author: Grizzly
#
# Views for litl.
from django.shortcuts import render
from django import forms
from django.http import HttpResponseRedirect, HttpResponsePermanentRedirect
from django.contrib import messages
from .settings import TEMPLATES, RANDOM_SLUG_LEN, UID_LEN
from .models import Slug, Destination
from .forms import SlugAddForm
import random, string
ensemble = string.ascii_letters + string.digits
def index(request):
"""Display the home page of the site.
TODO: Search and display the urls shortened by the user in the past.
"""
context = {}
return render(request,'base.html',context)
def AddSlug(request):
"""Display the form for creating a new slug.
"""
if request.method == 'POST':
form = SlugAddForm(request.POST)
if form.is_valid():
# Add slug if needed
if form.cleaned_data['slug'] == '':
rand_slug = ''.join(random.choice(ensemble) for _ in range(RANDOM_SLUG_LEN))
while Slug.object.filter(slug = rand_slug).exists():
rand_string = ''.join(random.choice(ensemble) for _ in range(RANDOM_SLUG_LEN))
form.cleaned_data['slug'] = rand_string
else:
# If slug added by the user, check uniqueness
if Slug.objects.filter(slug=form.cleaned_data['slug']).exists():
messages.error(request,"This slug is already in use.")
return render(request,'add_slug.html',{'form':form})
# Generate uid
rand_uid = ''.join(random.choice(ensemble) for _ in range(UID_LEN))
while Slug.objects.filter(uid = rand_uid).exists():
rand_uid = ''.join(random.choice(ensemble) for _ in range(UID_LEN))
slug = Slug(slug = form.cleaned_data['slug'],
uid = rand_uid,
bulk = form.cleaned_data['bulk'],)
slug.save()
destination = Destination(slug = slug,
destination = form.cleaned_data['destination'],)
destination.save()
return HttpResponseRedirect('display/{}'.format(slug.slug))
else:
form = SlugAddForm()
# First call, return empty form
return render(request,'add_slug.html',{'form':form})
def display(request, slug_got):
slug = Slug.objects.filter(slug = slug_got).all()
if slug.count()!=1:
return render(request,'unknown.html',{'slug':slug_got})
else:
destinations = Destination.objects.filter(slug=slug.get()).all()
context = {'slug':slug.get(), 'destinations':destinations, 'request': request}
return render(request,'display.html',context)
def redirect(request,slug_got):
slug = Slug.objects.filter(slug = slug_got).all()
if slug.count()!=1:
context = {'slug':slug_got,'request': request}
return render(request,'unknown.html',context)
else:
destinations = Destination.objects.filter(slug=slug.get()).all()
return HttpResponsePermanentRedirect(destinations.first().destination)