cmpuqrct: qrurls/views.py@e8a8d490df2f (annotated)

2 e838dda048a6 qrurls: basic functionality Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	1	from django.http import HttpResponse, HttpResponseRedirect, Http404
12 7605af83cb14 add qrurls index Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	2	from django.shortcuts import render
42 e4f6ea904257 qrurls item view: only show published items Tero Marttila <terom@fixme.fi> parents: 40 diff changeset	3	from django.utils import timezone
2 e838dda048a6 qrurls: basic functionality Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	4
e838dda048a6 qrurls: basic functionality Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	5	from qrurls.models import URL, URLItem
e838dda048a6 qrurls: basic functionality Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	6
54 0a2345d1450a docdoc Tero Marttila <terom@fixme.fi> parents: 51 diff changeset	7	"""
0a2345d1450a docdoc Tero Marttila <terom@fixme.fi> parents: 51 diff changeset	8	Public frontend UI.
0a2345d1450a docdoc Tero Marttila <terom@fixme.fi> parents: 51 diff changeset	9	"""
0a2345d1450a docdoc Tero Marttila <terom@fixme.fi> parents: 51 diff changeset	10
33 b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	11	def _get_url_feed (shorturl=None, shorturl_id=None) :
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	12	if shorturl :
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	13	shorturl = shorturl.strip(' /')
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	14	try :
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	15	return URL.objects.get(shorturl=shorturl)
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	16	except URL.DoesNotExist :
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	17	raise Http404()
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	18	elif shorturl_id :
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	19	shorturl_id = int(shorturl_id.strip(' /'))
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	20	try :
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	21	return URL.objects.get(id=shorturl_id)
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	22	except URL.DoesNotExist :
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	23	raise Http404()
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	24	else :
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	25	raise Http404()
b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	26
12 7605af83cb14 add qrurls index Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	27	def index (request) :
7605af83cb14 add qrurls index Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	28	urls = URL.objects.all()
7605af83cb14 add qrurls index Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	29	return render(request, 'qrurls/index.html', dict(
7605af83cb14 add qrurls index Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	30	urls = urls,
7605af83cb14 add qrurls index Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	31	))
7605af83cb14 add qrurls index Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	32
19 0742539e94c3 shorter urls Tero Marttila <terom@paivola.fi> parents: 16 diff changeset	33	def shorturl (request, shorturl=None, shorturl_id=None) :
70 e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	34	"""
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	35	Primary frontend for redirecting based on current time.
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	36	"""
16 523b3e9eddfa fixbug modelget item upcoming Tero Marttila <terom@fixme.fi> parents: 12 diff changeset	37
70 e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	38	# JOIN against shorturl
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	39	url_item = URLItem.objects.select_related()
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	40
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	41	if shorturl:
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	42	shorturl = shorturl.strip(' /')
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	43	url_item = url_item.filter(shorturl__shorturl=shorturl)
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	44	elif shorturl_id:
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	45	shorturl_id = int(shorturl_id.strip(' /'))
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	46	url_item = url_item.filter(shorturl__id=shorturl_id)
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	47	else:
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	48	raise Http404()
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	49
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	50	# match for most recent item
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	51	now = timezone.now()
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	52	url_item = url_item.filter(published__lt=now).order_by('-published')
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	53
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	54	try:
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	55	url_item = url_item[0]
e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	56	except IndexError:
2 e838dda048a6 qrurls: basic functionality Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	57	raise Http404()
33 b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	58
40 5eefe5a294dc qrurl image title Tero Marttila <terom@fixme.fi> parents: 37 diff changeset	59	# redirect, either directly, or to image()
70 e8a8d490df2f optimize shorturl() to use a single SELECT JOIN query Tero Marttila <terom@fixme.fi> parents: 54 diff changeset	60	return HttpResponseRedirect(url_item.get_absolute_url())
2 e838dda048a6 qrurls: basic functionality Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	61
43 3b1f1a928283 rename qrurls image view to item view Tero Marttila <terom@fixme.fi> parents: 42 diff changeset	62	def item (request, shorturl, item_id) :
33 b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	63	url_feed = _get_url_feed(shorturl=shorturl)
42 e4f6ea904257 qrurls item view: only show published items Tero Marttila <terom@fixme.fi> parents: 40 diff changeset	64
e4f6ea904257 qrurls item view: only show published items Tero Marttila <terom@fixme.fi> parents: 40 diff changeset	65	now = timezone.now()
37 e303425cec78 shorturl image view: 404 on invalid item_id Tero Marttila <terom@fixme.fi> parents: 34 diff changeset	66	try :
42 e4f6ea904257 qrurls item view: only show published items Tero Marttila <terom@fixme.fi> parents: 40 diff changeset	67	url_item = URLItem.objects.get(shorturl=url_feed, id=int(item_id), published__lt=now)
37 e303425cec78 shorturl image view: 404 on invalid item_id Tero Marttila <terom@fixme.fi> parents: 34 diff changeset	68	except URLItem.DoesNotExist :
e303425cec78 shorturl image view: 404 on invalid item_id Tero Marttila <terom@fixme.fi> parents: 34 diff changeset	69	raise Http404()
40 5eefe5a294dc qrurl image title Tero Marttila <terom@fixme.fi> parents: 37 diff changeset	70
43 3b1f1a928283 rename qrurls image view to item view Tero Marttila <terom@fixme.fi> parents: 42 diff changeset	71	if url_item.url :
3b1f1a928283 rename qrurls image view to item view Tero Marttila <terom@fixme.fi> parents: 42 diff changeset	72	return HttpResponseRedirect(url_item.url)
3b1f1a928283 rename qrurls image view to item view Tero Marttila <terom@fixme.fi> parents: 42 diff changeset	73	elif url_item.image :
51 6f35a169ef01 Make URLImage title optional, use URLFeed title Tero Marttila <terom@fixme.fi> parents: 43 diff changeset	74	title = url_item.image.title or url_item.shorturl.title
6f35a169ef01 Make URLImage title optional, use URLFeed title Tero Marttila <terom@fixme.fi> parents: 43 diff changeset	75
40 5eefe5a294dc qrurl image title Tero Marttila <terom@fixme.fi> parents: 37 diff changeset	76	return render(request, 'qrurls/image.html', dict(
51 6f35a169ef01 Make URLImage title optional, use URLFeed title Tero Marttila <terom@fixme.fi> parents: 43 diff changeset	77	title = title,
40 5eefe5a294dc qrurl image title Tero Marttila <terom@fixme.fi> parents: 37 diff changeset	78	image = url_item.image,
5eefe5a294dc qrurl image title Tero Marttila <terom@fixme.fi> parents: 37 diff changeset	79	))
5eefe5a294dc qrurl image title Tero Marttila <terom@fixme.fi> parents: 37 diff changeset	80	else :
33 b714115da724 use seprate frontend view for url_images in url_items Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	81	raise Http404()

author	Tero Marttila <terom@fixme.fi>
	Mon, 02 Sep 2013 02:31:55 +0300
changeset 70	e8a8d490df2f
parent 54	0a2345d1450a
child 71	04f4f312d4ad
permissions	-rw-r--r--