# This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
+from hashlib import sha1
+from os import makedirs
import os.path
+import PIL.Image
from django.conf import settings
from django.contrib.auth.decorators import permission_required
-from django.http import HttpResponse, HttpResponseRedirect, Http404
+from django.http import HttpResponse, HttpResponseRedirect, Http404, JsonResponse
from django.shortcuts import get_object_or_404, render
from django.views.decorators.csrf import csrf_exempt
from django.views.decorators.http import require_POST
+from lxml import etree
+from librarian import RDFNS, DCNS
+from librarian.cover import make_cover
+from librarian.dcparser import BookInfo
from documents.helpers import active_tab
-from documents.models import Chunk
+from documents.models import Book, Chunk
from cover.models import Image
from cover import forms
+from cover.utils import get_import_data
-PREVIEW_SIZE = (216, 300)
+
+PREVIEW_SIZE = (212, 300)
def preview(request, book, chunk=None, rev=None):
If chunk and rev number are given, use version from given revision.
If rev is not given, use publishable version.
"""
- from PIL import Image
- from librarian.cover import make_cover
- from librarian.dcparser import BookInfo
+ try:
+ chunk = Chunk.get(book, chunk)
+ except Chunk.DoesNotExist:
+ raise Http404
+
+ if chunk.book.cover and rev is None and not request.GET.get('width') and not request.GET.get('height'):
+ return HttpResponseRedirect(chunk.book.cover.url)
- chunk = Chunk.get(book, chunk)
if rev is not None:
try:
revision = chunk.at_revision(rev)
try:
info = BookInfo.from_bytes(xml)
- except:
+ except Exception as e:
+ print(e)
return HttpResponseRedirect(os.path.join(settings.STATIC_URL, "img/sample_cover.png"))
width = request.GET.get('width')
width = int(width) if width else None
height=request.GET.get('height')
height = int(height) if height else None
- cover = make_cover(info, width=width, height=height)
- #cover = make_cover(info)
+
+ if not (height or width):
+ width, height = PREVIEW_SIZE
+
+ cover_class = request.GET.get('cover_class', 'default')
+
+ kwargs = {}
+ if chunk.book.project is not None:
+ if chunk.book.project.logo_mono or chunk.book.project.logo:
+ kwargs['cover_logo'] = (chunk.book.project.logo_mono or chunk.book.project.logo).path
+ cover = make_cover(info, cover_class=cover_class, width=width, height=height, **kwargs)
response = HttpResponse(content_type=cover.mime_type())
- if height or width:
- size = (width, height)
- else:
- size = PREVIEW_SIZE
- img = cover.image().resize(size, Image.ANTIALIAS)
+ img = cover.final_image()
img.save(response, cover.format)
if 'download' in request.GET:
@csrf_exempt
@require_POST
def preview_from_xml(request):
- from hashlib import sha1
- from PIL import Image
- from os import makedirs
- from lxml import etree
- from librarian.cover import make_cover
- from librarian.dcparser import BookInfo
-
xml = request.POST['xml']
try:
info = BookInfo.from_bytes(xml.encode('utf-8'))
- except:
+ except Exception as e:
+ print(e)
return HttpResponse(os.path.join(settings.STATIC_URL, "img/sample_cover.png"))
coverid = sha1(etree.tostring(info.to_etree())).hexdigest()
cover = make_cover(info)
except OSError:
pass
fname = os.path.join(cover_dir, "%s.%s" % (coverid, cover.ext()))
- img = cover.image().resize(PREVIEW_SIZE, Image.ANTIALIAS)
+ img = cover.image().resize(PREVIEW_SIZE, PIL.Image.ANTIALIAS)
img.save(os.path.join(settings.MEDIA_ROOT, fname))
return HttpResponse(os.path.join(settings.MEDIA_URL, fname))
def image(request, pk):
img = get_object_or_404(Image, pk=pk)
+ if not request.accepts('text/html') and request.accepts('application/json') or request.GET.get('format') == 'json':
+ return JsonResponse({
+ 'title': img.title,
+ 'author': img.author,
+ 'license_name': img.license_name,
+ 'license_url': img.license_url,
+ 'source_url': img.source_url,
+ 'attribution': img.attribution,
+ 'cut_left': img.cut_left,
+ 'cut_right': img.cut_right,
+ 'cut_top': img.cut_top,
+ 'cut_bottom': img.cut_bottom,
+ 'file': img.file.url,
+ 'use_file': img.use_file.url,
+ })
+
if request.user.has_perm('cover.change_image'):
if request.method == "POST":
form = forms.ImageEditForm(request.POST, request.FILES, instance=img)
@active_tab('cover')
def image_list(request):
return render(request, "cover/image_list.html", {
- 'object_list': Image.objects.all(),
+ 'object_list': Image.objects.all().order_by('-id'),
'can_add': request.user.has_perm('cover.add_image'),
})
def add_image(request):
form = ff = None
if request.method == 'POST':
- if request.POST.get('form_id') == 'flickr':
- ff = forms.FlickrForm(request.POST)
+ if request.POST.get('form_id') == 'import':
+ ff = forms.ImportForm(request.POST)
if ff.is_valid():
form = forms.ImageAddForm(ff.cleaned_data)
else:
if form is None:
form = forms.ImageAddForm()
if ff is None:
- ff = forms.FlickrForm()
+ ff = forms.ImportForm()
return render(request, 'cover/add_image.html', {
'form': form,
'ff': ff,
})
+
+@permission_required('cover.add_image')
+def quick_import(request, pk):
+ url = request.POST.get('url')
+ if url.startswith('%s://%s/' % (
+ request.scheme,
+ request.get_host())):
+ cover_id = url.rstrip('/').rsplit('/', 1)[-1]
+ cover = Image.objects.get(pk=cover_id)
+ else:
+ data = get_import_data(url)
+ same = Image.objects.filter(source_url=data['source_url'])
+ if not same.exists():
+ same = Image.objects.filter(download_url=data['download_url'])
+ if same.exists():
+ cover = same.first()
+ else:
+ form = forms.ImageAddForm(data)
+ if form.is_valid():
+ cover = form.save()
+
+ # We have a cover. Now let's commit.
+ book = Book.objects.get(pk=pk)
+ chunk = book[0]
+ text = chunk.head.materialize()
+
+ root = etree.fromstring(text)
+ rdf = root.find('.//' + RDFNS('Description'))
+ for tag in 'url', 'attribution', 'source':
+ for elem in rdf.findall('.//' + DCNS('relation.coverImage.%s' % tag)):
+ rdf.remove(elem)
+ e = etree.Element(DCNS('relation.coverImage.url'))
+ e.text = request.build_absolute_uri(cover.use_file.url)
+ rdf.append(e)
+ e.tail = '\n '
+ e = etree.Element(DCNS('relation.coverImage.attribution'))
+ e.text = ''
+ if cover.title:
+ e.text += cover.title + ', '
+ if cover.author:
+ e.text += cover.author + ', '
+ e.text += cover.license_name
+ e.tail = '\n '
+ rdf.append(e)
+ e = etree.Element(DCNS('relation.coverImage.source'))
+ e.text = cover.get_full_url()
+ e.tail = '\n '
+ rdf.append(e)
+
+ xml = etree.tostring(root, encoding='unicode')
+ chunk.commit(
+ xml,
+ author=request.user,
+ comment='Cover',
+ publishable=chunk.head.publishable,
+ )
+ return HttpResponseRedirect(book.get_absolute_url())
+