# Create your views here.
import os.path
from django.conf import settings
-from django.http import HttpResponse, Http404
+from django.http import HttpResponse, HttpResponseRedirect, Http404
from catalogue.models import Chunk
from django.views.decorators.http import require_POST
from django.views.decorators.csrf import csrf_exempt
PREVIEW_SIZE = (216, 300)
+
def preview(request, book, chunk=None, rev=None):
"""Creates a cover image.
if revision is None:
raise Http404
xml = revision.materialize().encode('utf-8')
-
- info = BookInfo.from_string(xml)
+
+ try:
+ info = BookInfo.from_string(xml)
+ except:
+ return HttpResponseRedirect(os.path.join(settings.STATIC_URL, "img/sample_cover.png"))
cover = WLCover(info)
response = HttpResponse(mimetype=cover.mime_type())
image = cover.image().resize(PREVIEW_SIZE, Image.ANTIALIAS)
from librarian.dcparser import BookInfo
xml = request.POST['xml']
- info = BookInfo.from_string(xml.encode('utf-8'))
+ try:
+ info = BookInfo.from_string(xml.encode('utf-8'))
+ except:
+ return HttpResponse(os.path.join(settings.STATIC_URL, "img/sample_cover.png"))
coverid = sha1(etree.tostring(info.to_etree())).hexdigest()
cover = WLCover(info)
html = urlopen(url).read()
match = re.search(r'<a href="([^"]*)" rel="license cc:license">Some rights reserved</a>', html)
- if match:
+ try:
+ assert match
license_url = match.group(1)
-
- re_license = re.compile(r'http://creativecommons.org/licenses/([^/]*)/([^/]*)/.*')
- m = re_license.match(license_url)
- if m:
+ re_license = re.compile(r'http://creativecommons.org/licenses/([^/]*)/([^/]*)/.*')
+ m = re_license.match(license_url)
+ assert m
license_name = 'CC %s %s' % (m.group(1).upper(), m.group(2))
+ except AssertionError:
+ license_name = 'NIEZNANA LICENCJA'
m = re.search(r'<strong class="username">By <a href="[^"]*">([^<]*)</a></strong>', html)
if m:
author = m.group(1)
+ else:
+ author = "NIEZNANY AUTOR"
url_size = url.rstrip('/') + '/sizes/o/'
html = urlopen(url_size).read()