Catalogue: nicer browsing of books with just notes.
[redakcja.git] / src / catalogue / views.py
index 019d25a..792ea70 100644 (file)
 # This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
-from collections import defaultdict
-from datetime import datetime, date, timedelta
-import logging
-import os
-from urllib.parse import unquote, urlsplit, urlunsplit
+from django.db.models import Prefetch
+from django.views.generic import DetailView, TemplateView
+from . import models
+import documents.models
 
-from django.conf import settings
-from django.contrib import auth
-from django.contrib.auth.models import User
-from django.contrib.auth.decorators import login_required, permission_required
-from django.urls import reverse
-from django.db.models import Count, Q
-from django.db import transaction
-from django import http
-from django.http import Http404, HttpResponse, HttpResponseForbidden
-from django.http.response import HttpResponseRedirect
-from django.shortcuts import get_object_or_404, render
-from django.utils.encoding import iri_to_uri
-from django.utils.http import urlquote_plus
-from django.utils.translation import ugettext_lazy as _
-from django.views.decorators.http import require_POST
-from django_cas_ng.decorators import user_passes_test
 
-from apiclient import NotAuthorizedError
-from catalogue import forms
-from catalogue import helpers
-from catalogue.helpers import active_tab
-from catalogue.models import (Book, Chunk, Image, BookPublishRecord, 
-        ChunkPublishRecord, ImagePublishRecord, Project)
-from fileupload.views import UploadView
-
-#
-# Quick hack around caching problems, TODO: use ETags
-#
-from django.views.decorators.cache import never_cache
-
-logger = logging.getLogger("fnp.catalogue")
-
-
-@active_tab('all')
-@never_cache
-def document_list(request):
-    return render(request, 'catalogue/document_list.html')
-
-
-@active_tab('images')
-@never_cache
-def image_list(request, user=None):
-    return render(request, 'catalogue/image_list.html')
-
-
-@never_cache
-def user(request, username):
-    user = get_object_or_404(User, username=username)
-    return render(request, 'catalogue/user_page.html', {"viewed_user": user})
-
-
-@login_required
-@active_tab('my')
-@never_cache
-def my(request):
-    last_books = sorted(request.session.get("wiki_last_books", {}).items(),
-        key=lambda x: x[1]['time'], reverse=True)
-    for k, v in last_books:
-        v['time'] = datetime.fromtimestamp(v['time'])
-    return render(request, 'catalogue/my_page.html', {
-        'last_books': last_books,
-        "logout_to": '/',
-        })
-
-
-@active_tab('users')
-def users(request):
-    return render(request, 'catalogue/user_list.html', {
-        'users': User.objects.all().annotate(count=Count('chunk')).order_by(
-            '-count', 'last_name', 'first_name'),
-    })
-
-
-@active_tab('activity')
-def activity(request, isodate=None):
-    today = date.today()
-    try:
-        day = helpers.parse_isodate(isodate)
-    except ValueError:
-        day = today
-
-    if day > today:
-        raise Http404
-    if day != today:
-        next_day = day + timedelta(1)
-    prev_day = day - timedelta(1)
-
-    return render(request, 'catalogue/activity.html', locals())
-
-
-@never_cache
-def logout_then_redirect(request):
-    auth.logout(request)
-    return http.HttpResponseRedirect(urlquote_plus(request.GET.get('next', '/'), safe='/?='))
-
-
-@permission_required('catalogue.add_book')
-@active_tab('create')
-def create_missing(request, slug=None):
-    if slug is None:
-        slug = ''
-    slug = slug.replace(' ', '-')
-
-    if request.method == "POST":
-        form = forms.DocumentCreateForm(request.POST, request.FILES)
-        if form.is_valid():
-            
-            if request.user.is_authenticated:
-                creator = request.user
-            else:
-                creator = None
-            book = Book.create(
-                text=form.cleaned_data['text'],
-                creator=creator,
-                slug=form.cleaned_data['slug'],
-                title=form.cleaned_data['title'],
-                gallery=form.cleaned_data['gallery'],
-            )
-
-            return http.HttpResponseRedirect(reverse("catalogue_book", args=[book.slug]))
-    else:
-        form = forms.DocumentCreateForm(initial={
-                "slug": slug,
-                "title": slug.replace('-', ' ').title(),
-                "gallery": slug,
-        })
-
-    return render(request, "catalogue/document_create_missing.html", {
-        "slug": slug,
-        "form": form,
-
-        "logout_to": '/',
-    })
-
-
-@permission_required('catalogue.add_book')
-@active_tab('upload')
-def upload(request):
-    if request.method == "POST":
-        form = forms.DocumentsUploadForm(request.POST, request.FILES)
-        if form.is_valid():
-            from slugify import slugify
-
-            if request.user.is_authenticated:
-                creator = request.user
-            else:
-                creator = None
-
-            zip = form.cleaned_data['zip']
-            skipped_list = []
-            ok_list = []
-            error_list = []
-            slugs = {}
-            existing = [book.slug for book in Book.objects.all()]
-            for filename in zip.namelist():
-                if filename[-1] == '/':
-                    continue
-                title = os.path.basename(filename)[:-4]
-                slug = slugify(title)
-                if not (slug and filename.endswith('.xml')):
-                    skipped_list.append(filename)
-                elif slug in slugs:
-                    error_list.append((filename, slug, _('Slug already used for %s' % slugs[slug])))
-                elif slug in existing:
-                    error_list.append((filename, slug, _('Slug already used in repository.')))
-                else:
-                    try:
-                        zip.read(filename).decode('utf-8') # test read
-                        ok_list.append((filename, slug, title))
-                    except UnicodeDecodeError:
-                        error_list.append((filename, title, _('File should be UTF-8 encoded.')))
-                    slugs[slug] = filename
-
-            if not error_list:
-                for filename, slug, title in ok_list:
-                    book = Book.create(
-                        text=zip.read(filename).decode('utf-8'),
-                        creator=creator,
-                        slug=slug,
-                        title=title,
-                    )
-
-            return render(request, "catalogue/document_upload.html", {
-                "form": form,
-                "ok_list": ok_list,
-                "skipped_list": skipped_list,
-                "error_list": error_list,
-
-                "logout_to": '/',
-            })
-    else:
-        form = forms.DocumentsUploadForm()
-
-    return render(request, "catalogue/document_upload.html", {
-        "form": form,
-
-        "logout_to": '/',
-    })
-
-
-def serve_xml(request, book, slug):
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-    xml = book.materialize(publishable=True)
-    response = http.HttpResponse(xml, content_type='application/xml')
-    response['Content-Disposition'] = 'attachment; filename=%s.xml' % slug
-    return response
-
-
-@never_cache
-def book_xml(request, slug):
-    book = get_object_or_404(Book, slug=slug)
-    return serve_xml(request, book, slug)
-
-
-@never_cache
-def book_xml_dc(request, slug):
-    book = get_object_or_404(Book, dc_slug=slug)
-    return serve_xml(request, book, slug)
-
-
-@never_cache
-def book_txt(request, slug):
-    book = get_object_or_404(Book, slug=slug)
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    doc = book.wldocument()
-    text = doc.as_text().get_bytes()
-    response = http.HttpResponse(text, content_type='text/plain')
-    response['Content-Disposition'] = 'attachment; filename=%s.txt' % slug
-    return response
-
-
-@never_cache
-def book_html(request, slug):
-    book = get_object_or_404(Book, slug=slug)
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    doc = book.wldocument(parse_dublincore=False)
-    html = doc.as_html(options={'gallery': "'%s'" % book.gallery_url()})
-
-    html = html.get_bytes().decode('utf-8') if html is not None else ''
-    # response = http.HttpResponse(html, content_type='text/html')
-    # return response
-    # book_themes = {}
-    # for fragment in book.fragments.all().iterator():
-    #     for theme in fragment.tags.filter(category='theme').iterator():
-    #         book_themes.setdefault(theme, []).append(fragment)
-
-    # book_themes = book_themes.items()
-    # book_themes.sort(key=lambda s: s[0].sort_key)
-    return render(request, 'catalogue/book_text.html', locals())
-
-
-@never_cache
-def book_pdf(request, slug, mobile=False):
-    book = get_object_or_404(Book, slug=slug)
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    # TODO: move to celery
-    doc = book.wldocument()
-    # TODO: error handling
-    customizations = ['26pt', 'nothemes', 'nomargins', 'notoc'] if mobile else None
-    pdf_file = doc.as_pdf(cover=True, ilustr_path=book.gallery_path(), customizations=customizations)
-    from catalogue.ebook_utils import serve_file
-    return serve_file(pdf_file.get_filename(),
-                book.slug + '.pdf', 'application/pdf')
-
-
-@never_cache
-def book_epub(request, slug):
-    book = get_object_or_404(Book, slug=slug)
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    # TODO: move to celery
-    doc = book.wldocument()
-    # TODO: error handling
-    epub = doc.as_epub(ilustr_path=book.gallery_path()).get_bytes()
-    response = HttpResponse(content_type='application/epub+zip')
-    response['Content-Disposition'] = 'attachment; filename=%s' % book.slug + '.epub'
-    response.write(epub)
-    return response
-
-
-@never_cache
-def book_mobi(request, slug):
-    book = get_object_or_404(Book, slug=slug)
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    # TODO: move to celery
-    doc = book.wldocument()
-    # TODO: error handling
-    mobi = doc.as_mobi(ilustr_path=book.gallery_path()).get_bytes()
-    response = HttpResponse(content_type='application/x-mobipocket-ebook')
-    response['Content-Disposition'] = 'attachment; filename=%s' % book.slug + '.mobi'
-    response.write(mobi)
-    return response
-
-
-@never_cache
-def revision(request, slug, chunk=None):
-    try:
-        doc = Chunk.get(slug, chunk)
-    except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist):
-        raise Http404
-    if not doc.book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-    return http.HttpResponse(str(doc.revision()))
-
-
-def book(request, slug):
-    book = get_object_or_404(Book, slug=slug)
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    if request.user.has_perm('catalogue.change_book'):
-        if request.method == "POST":
-            form = forms.BookForm(request.POST, instance=book)
-            if form.is_valid():
-                form.save()
-                return http.HttpResponseRedirect(book.get_absolute_url())
-        else:
-            form = forms.BookForm(instance=book)
-        publish_options_form = forms.PublishOptionsForm()
-        editable = True
-    else:
-        form = forms.ReadonlyBookForm(instance=book)
-        publish_options_form = forms.PublishOptionsForm()
-        editable = False
-
-    publish_error = book.publishable_error()
-    publishable = publish_error is None
-
-    return render(request, "catalogue/book_detail.html", {
-        "book": book,
-        "publishable": publishable,
-        "publishable_error": publish_error,
-        "form": form,
-        "publish_options_form": publish_options_form,
-        "editable": editable,
-    })
-
-
-def image(request, slug):
-    image = get_object_or_404(Image, slug=slug)
-    if not image.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    if request.user.has_perm('catalogue.change_image'):
-        if request.method == "POST":
-            form = forms.ImageForm(request.POST, instance=image)
-            if form.is_valid():
-                form.save()
-                return http.HttpResponseRedirect(image.get_absolute_url())
-        else:
-            form = forms.ImageForm(instance=image)
-        editable = True
-    else:
-        form = forms.ReadonlyImageForm(instance=image)
-        editable = False
-
-    publish_error = image.publishable_error()
-    publishable = publish_error is None
-
-    return render(request, "catalogue/image_detail.html", {
-        "object": image,
-        "publishable": publishable,
-        "publishable_error": publish_error,
-        "form": form,
-        "editable": editable,
-    })
-
-
-@permission_required('catalogue.add_chunk')
-def chunk_add(request, slug, chunk):
-    try:
-        doc = Chunk.get(slug, chunk)
-    except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist):
-        raise Http404
-    if not doc.book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    if request.method == "POST":
-        form = forms.ChunkAddForm(request.POST, instance=doc)
-        if form.is_valid():
-            if request.user.is_authenticated:
-                creator = request.user
-            else:
-                creator = None
-            doc.split(creator=creator,
-                slug=form.cleaned_data['slug'],
-                title=form.cleaned_data['title'],
-                gallery_start=form.cleaned_data['gallery_start'],
-                user=form.cleaned_data['user'],
-                stage=form.cleaned_data['stage']
-            )
-
-            return http.HttpResponseRedirect(doc.book.get_absolute_url())
-    else:
-        form = forms.ChunkAddForm(initial={
-                "slug": str(doc.number + 1),
-                "title": "cz. %d" % (doc.number + 1, ),
-        })
-
-    return render(request, "catalogue/chunk_add.html", {
-        "chunk": doc,
-        "form": form,
-    })
-
-
-@login_required
-def chunk_edit(request, slug, chunk):
-    try:
-        doc = Chunk.get(slug, chunk)
-    except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist):
-        raise Http404
-    if not doc.book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    if request.method == "POST":
-        form = forms.ChunkForm(request.POST, instance=doc)
-        if form.is_valid():
-            form.save()
-            go_next = request.GET.get('next', None)
-            if go_next:
-                go_next = urlquote_plus(unquote(iri_to_uri(go_next)), safe='/?=&')
-            else:
-                go_next = doc.book.get_absolute_url()
-            return http.HttpResponseRedirect(go_next)
-    else:
-        form = forms.ChunkForm(instance=doc)
-
-    referer = request.META.get('HTTP_REFERER')
-    if referer:
-        parts = urlsplit(referer)
-        parts = ['', ''] + list(parts[2:])
-        go_next = urlquote_plus(urlunsplit(parts))
-    else:
-        go_next = ''
-
-    return render(request, "catalogue/chunk_edit.html", {
-        "chunk": doc,
-        "form": form,
-        "go_next": go_next,
-    })
-
-
-@transaction.atomic
-@login_required
-@require_POST
-def chunk_mass_edit(request):
-    ids = [int(i) for i in request.POST.get('ids').split(',') if i.strip()]
-    chunks = list(Chunk.objects.filter(id__in=ids))
-    
-    stage = request.POST.get('stage')
-    if stage:
-        try:
-            stage = Chunk.tag_model.objects.get(slug=stage)
-        except Chunk.DoesNotExist as e:
-            stage = None
-       
-        for c in chunks: c.stage = stage
-
-    username = request.POST.get('user')
-    logger.info("username: %s" % username)
-    logger.info(request.POST)
-    if username:
-        try:
-            user = User.objects.get(username=username)
-        except User.DoesNotExist as e:
-            user = None
-            
-        for c in chunks: c.user = user
-
-    project_id = request.POST.get('project')
-    if project_id:
-        try:
-            project = Project.objects.get(pk=int(project_id))
-        except (Project.DoesNotExist, ValueError) as e:
-            project = None
-        for c in chunks:
-            book = c.book
-            book.project = project
-            book.save()
-
-    for c in chunks: c.save()
-
-    return HttpResponse("", content_type="text/plain")
-
-
-@transaction.atomic
-@login_required
-@require_POST
-def image_mass_edit(request):
-    ids = map(int, filter(lambda i: i.strip()!='', request.POST.get('ids').split(',')))
-    images = map(lambda i: Image.objects.get(id=i), ids)
-    
-    stage = request.POST.get('stage')
-    if stage:
-        try:
-            stage = Image.tag_model.objects.get(slug=stage)
-        except Image.DoesNotExist as e:
-            stage = None
-       
-        for c in images: c.stage = stage
-
-    username = request.POST.get('user')
-    logger.info("username: %s" % username)
-    logger.info(request.POST)
-    if username:
-        try:
-            user = User.objects.get(username=username)
-        except User.DoesNotExist as e:
-            user = None
-            
-        for c in images: c.user = user
-
-    project_id = request.POST.get('project')
-    if project_id:
-        try:
-            project = Project.objects.get(pk=int(project_id))
-        except (Project.DoesNotExist, ValueError) as e:
-            project = None
-        for c in images:
-            c.project = project
-
-    for c in images: c.save()
-
-    return HttpResponse("", content_type="text/plain")
-
-
-@permission_required('catalogue.change_book')
-def book_append(request, slug):
-    book = get_object_or_404(Book, slug=slug)
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    if request.method == "POST":
-        form = forms.BookAppendForm(book, request.POST)
-        if form.is_valid():
-            append_to = form.cleaned_data['append_to']
-            append_to.append(book)
-            return http.HttpResponseRedirect(append_to.get_absolute_url())
-    else:
-        form = forms.BookAppendForm(book)
-    return render(request, "catalogue/book_append_to.html", {
-        "book": book,
-        "form": form,
-
-        "logout_to": '/',
-    })
-
-
-@require_POST
-@login_required
-def publish(request, slug):
-    form = forms.PublishOptionsForm(request.POST)
-    if form.is_valid():
-        days = form.cleaned_data['days']
-        beta = form.cleaned_data['beta']
-    else:
-        days = 0
-        beta = False
-    book = get_object_or_404(Book, slug=slug)
-    if not book.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    try:
-        protocol = 'https://' if request.is_secure() else 'http://'
-        book.publish(request.user, host=protocol + request.get_host(), days=days, beta=beta)
-    except NotAuthorizedError:
-        return http.HttpResponseRedirect(reverse('apiclient_oauth' if not beta else 'apiclient_beta_oauth'))
-    except BaseException as e:
-        return http.HttpResponse(repr(e))
-    else:
-        return http.HttpResponseRedirect(book.get_absolute_url())
-
-
-@require_POST
-@login_required
-def publish_image(request, slug):
-    image = get_object_or_404(Image, slug=slug)
-    if not image.accessible(request):
-        return HttpResponseForbidden("Not authorized.")
-
-    try:
-        image.publish(request.user)
-    except NotAuthorizedError:
-        return http.HttpResponseRedirect(reverse('apiclient_oauth'))
-    except BaseException as e:
-        return http.HttpResponse(e)
-    else:
-        return http.HttpResponseRedirect(image.get_absolute_url())
-
-
-class GalleryView(UploadView):
-    def get_object(self, request, slug):
-        book = get_object_or_404(Book, slug=slug)
-        if not book.gallery:
-            raise Http404
-        return book
-
-    def breadcrumbs(self):
-        return [
-            (_('books'), reverse('catalogue_document_list')),
-            (self.object.title, self.object.get_absolute_url()),
-            (_('scan gallery'),),
-        ]
-
-    def get_directory(self):
-        return "%s%s/" % (settings.IMAGE_DIR, self.object.gallery)
+class CatalogueView(TemplateView):
+    template_name = "catalogue/catalogue.html"
 
+    def get_context_data(self):
+        ctx = super().get_context_data()
+        ctx["authors"] = models.Author.objects.all().prefetch_related('book_set__book_set', 'translated_book_set__book_set')
 
-def active_users_list(request):
-    year = int(request.GET.get('y', date.today().year))
-    by_user = defaultdict(lambda: 0)
-    by_email = defaultdict(lambda: 0)
-    names_by_email = defaultdict(set)
-    for change_model in (Chunk.change_model, Image.change_model):
-        for c in change_model.objects.filter(
-                created_at__year=year).order_by(
-                'author', 'author_email', 'author_name').values(
-                'author', 'author_name', 'author_email').annotate(
-                c=Count('author'), ce=Count('author_email')).distinct():
-            if c['author']:
-                by_user[c['author']] += c['c']
-            else:
-                by_email[c['author_email']] += c['ce']
-                if (c['author_name'] or '').strip():
-                    names_by_email[c['author_email']].add(c['author_name'])
-    for user in User.objects.filter(pk__in=by_user):
-        by_email[user.email] += by_user[user.pk]
-        names_by_email[user.email].add("%s %s" % (user.first_name, user.last_name))
+        return ctx
 
-    active_users = []
-    for email, count in by_email.items():
-        active_users.append((email, names_by_email[email], count))
-    active_users.sort(key=lambda x: -x[2])
-    return render(request, 'catalogue/active_users_list.html', {
-        'users': active_users,
-        'year': year,
-    })
 
+class AuthorView(TemplateView):
+    model = models.Author
+    template_name = "catalogue/author_detail.html"
 
-@user_passes_test(lambda u: u.is_superuser)
-def mark_final(request):
-    if request.method == 'POST':
-        form = forms.MarkFinalForm(data=request.POST)
-        if form.is_valid():
-            form.save()
-            return HttpResponseRedirect(reverse('mark_final_completed'))
-    else:
-        form = forms.MarkFinalForm()
-    return render(request, 'catalogue/mark_final.html', {'form': form})
+    def get_context_data(self, slug):
+        ctx = super().get_context_data()
+        authors = models.Author.objects.filter(slug=slug).prefetch_related(
+            Prefetch("book_set"),
+            Prefetch("translated_book_set"),
+        )
+        ctx["author"] = authors.first()
+        return ctx
 
 
-def mark_final_completed(request):
-    return render(request, 'catalogue/mark_final_completed.html')
+class BookView(DetailView):
+    model = models.Book