X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/0da29a22a23a90561df3d201a299f3007c84d524..67ba56c7e72dcdc24fec08b77dfd7f62ed39aac0:/apps/cover/views.py diff --git a/apps/cover/views.py b/apps/cover/views.py index 29fd117a..4a6e575b 100644 --- a/apps/cover/views.py +++ b/apps/cover/views.py @@ -1,23 +1,32 @@ -# Create your views here. +# -*- coding: utf-8 -*- +# +# This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later. +# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. +# import os.path from django.conf import settings -from django.http import HttpResponse, Http404 -from catalogue.models import Chunk -from django.views.decorators.http import require_POST +from django.contrib.auth.decorators import permission_required +from django.http import HttpResponse, HttpResponseRedirect, Http404 +from django.shortcuts import get_object_or_404, render from django.views.decorators.csrf import csrf_exempt -from django.shortcuts import render +from django.views.decorators.http import require_POST +from catalogue.helpers import active_tab +from catalogue.models import Chunk +from cover.models import Image +from cover import forms PREVIEW_SIZE = (216, 300) + def preview(request, book, chunk=None, rev=None): """Creates a cover image. If chunk and rev number are given, use version from given revision. If rev is not given, use publishable version. """ - import Image - from librarian.cover import WLCover + from PIL import Image + from librarian.cover import DefaultEbookCover from librarian.dcparser import BookInfo chunk = Chunk.get(book, chunk) @@ -31,10 +40,13 @@ def preview(request, book, chunk=None, rev=None): if revision is None: raise Http404 xml = revision.materialize().encode('utf-8') - - info = BookInfo.from_string(xml) - cover = WLCover(info) - response = HttpResponse(mimetype=cover.mime_type()) + + try: + info = BookInfo.from_string(xml) + except: + return HttpResponseRedirect(os.path.join(settings.STATIC_URL, "img/sample_cover.png")) + cover = DefaultEbookCover(info) + response = HttpResponse(content_type=cover.mime_type()) image = cover.image().resize(PREVIEW_SIZE, Image.ANTIALIAS) image.save(response, cover.format) return response @@ -44,16 +56,19 @@ def preview(request, book, chunk=None, rev=None): @require_POST def preview_from_xml(request): from hashlib import sha1 - import Image + from PIL import Image from os import makedirs from lxml import etree - from librarian.cover import WLCover + from librarian.cover import DefaultEbookCover 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) + cover = DefaultEbookCover(info) cover_dir = 'cover/preview' try: @@ -64,3 +79,61 @@ def preview_from_xml(request): image = cover.image().resize(PREVIEW_SIZE, Image.ANTIALIAS) image.save(os.path.join(settings.MEDIA_ROOT, fname)) return HttpResponse(os.path.join(settings.MEDIA_URL, fname)) + + +@active_tab('cover') +def image(request, pk): + image = get_object_or_404(Image, pk=pk) + + if request.user.has_perm('cover.change_image'): + if request.method == "POST": + form = forms.ImageEditForm(request.POST, request.FILES, instance=image) + if form.is_valid(): + form.save() + return HttpResponseRedirect(image.get_absolute_url()) + else: + form = forms.ImageEditForm(instance=image) + editable = True + else: + form = forms.ReadonlyImageEditForm(instance=image) + editable = False + + return render(request, "cover/image_detail.html", { + "object": image, + "form": form, + "editable": editable, + }) + + +@active_tab('cover') +def image_list(request): + objects = Image.objects.all() + enable_add = request.user.has_perm('cover.add_image') + return render(request, "cover/image_list.html", { + 'object_list': Image.objects.all(), + 'can_add': request.user.has_perm('cover.add_image'), + }) + + +@permission_required('cover.add_image') +@active_tab('cover') +def add_image(request): + form = ff = None + if request.method == 'POST': + if request.POST.get('form_id') == 'flickr': + ff = forms.FlickrForm(request.POST) + if ff.is_valid(): + form = forms.ImageAddForm(ff.cleaned_data) + else: + form = forms.ImageAddForm(request.POST, request.FILES) + if form.is_valid(): + obj = form.save() + return HttpResponseRedirect(obj.get_absolute_url()) + if form is None: + form = forms.ImageAddForm() + if ff is None: + ff = forms.FlickrForm() + return render(request, 'cover/add_image.html', { + 'form': form, + 'ff': ff, + })