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#
# Based on code from http://e-scribe.com/news/210
#
from django.http import HttpResponse, HttpResponseRedirect
from django.contrib.auth.decorators import login_required
from archlinux.utils import render_template
from archlinux.wiki.models import Wikipage

@login_required
def index(request):
	"""Return a list of all wiki pages"""
	pages = Wikipage.objects.all().order_by('title')
	return render_template('wiki/home.html', request, {'pages':pages})

def main(request):
	"""Return the Index wiki page"""
	return HttpResponseRedirect("/wiki/WikiIndex/")

@login_required
def page(request, title):
	"""Display page, or redirect to root if page doesn't exist yet"""
	try:
		page = Wikipage.objects.get(title__exact=title)
		return render_template('wiki/page.html', request, {'page':page})
	except Wikipage.DoesNotExist:
		return HttpResponseRedirect("/wiki/edit/%s/" % title)

@login_required
def edit(request, title):
	"""Process submitted page edits (POST) or display editing form (GET)"""
	if request.POST:
		try:
			page = Wikipage.objects.get(title__exact=title)
		except Wikipage.DoesNotExist:
			# Must be a new one; let's create it
			page = Wikipage(title=title)
		page.content = request.POST['content']
		page.title = request.POST['title']
		page.last_author = request.user
		page.save()
		return HttpResponseRedirect("/wiki/" + page.title + "/")
	else:
		try:
			page = Wikipage.objects.get(title__exact=title)
		except Wikipage.DoesNotExist:
			# create a dummy page object -- note that it is not saved!
			page = Wikipage(title=title)
			page.body = "<!-- Enter content here -->"
		return render_template('wiki/edit.html', request, {'page':page})

@login_required
def delete(request):
	"""Delete a page"""
	if request.POST:
		title = request.POST['title']
		try:
			page = Wikipage.objects.get(title__exact=title)
		except Wikipage.DoesNotExist:
			return HttpResponseRedirect("/wiki/")
		page.delete()
	return HttpResponseRedirect("/wiki/")