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71 lines
2.5 KiB
Python
71 lines
2.5 KiB
Python
# coding: utf-8
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# Author: Grizzly
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#
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# Views for litl.
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from django.shortcuts import render
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from django import forms
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from django.http import HttpResponseRedirect, HttpResponsePermanentRedirect
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from django.contrib import messages
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from .settings import TEMPLATES, RANDOM_SLUG_LEN, UID_LEN
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from .models import Slug
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from .forms import SlugAddForm
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import random, string
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ensemble = string.ascii_letters + string.digits
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def index(request):
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"""Display the home page of the site.
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TODO: Search and display the urls shortened by the user in the past.
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"""
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context = {}
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return render(request,'base.html',context)
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def AddSlug(request):
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"""Display the form for creating a new slug.
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"""
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form = SlugAddForm(request.POST or None)
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if request.method == 'POST' and form.is_valid():
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# Add slug if needed
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if form.cleaned_data['slug'] == '':
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rand_slug = ''.join(random.choice(ensemble) for _ in range(RANDOM_SLUG_LEN))
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while Slug.object.filter(slug = rand_slug).exists():
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rand_string = ''.join(random.choice(ensemble) for _ in range(RANDOM_SLUG_LEN))
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form.cleaned_data['slug'] = rand_string
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else:
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# If slug added by the user, check uniqueness
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if Slug.objects.filter(slug=form.cleaned_data['slug']).exists():
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messages.error(request,"This slug is already in use.")
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return render(request,'add_slug.html',{'form':form})
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# Generate uid
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rand_uid = ''.join(random.choice(ensemble) for _ in range(UID_LEN))
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while Slug.objects.filter(uid = rand_uid).exists():
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rand_uid = ''.join(random.choice(ensemble) for _ in range(UID_LEN))
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slug = form.save(commit=False)
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slug.uid = rand_uid
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slug.save()
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return HttpResponseRedirect('display/{}'.format(slug.slug))
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# First call, return empty form
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return render(request,'add_slug.html',{'form':form})
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def display(request, slug_got):
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slug = Slug.objects.filter(slug = slug_got).all()
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if slug.count()!=1:
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return render(request,'unknown.html',{'slug':slug_got})
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else:
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context = {'slug':slug.get(), 'request': request}
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return render(request,'display.html',context)
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def redirect(request,slug_got):
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slug = Slug.objects.filter(slug = slug_got).all()
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if slug.count()!=1:
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context = {'slug':slug_got,'request': request}
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return render(request,'unknown.html',context)
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else:
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return HttpResponsePermanentRedirect(slug.get().destination)
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