tutorial and help texts for tags in new resource form
[redakcja.git] / apps / catalogue / views.py
index e436b0b..4c1a21c 100644 (file)
@@ -1,29 +1,39 @@
 # -*- coding: utf-8 -*-
-from datetime import date, timedelta
+#
+# This file is part of MIL/PEER, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
 import logging
 import os
 import shutil
+import subprocess
+from tempfile import NamedTemporaryFile
 
 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
+from django.contrib.sites.models import Site
 from django.core.urlresolvers import reverse
-from django.db.models import Count
 from django import http
-from django.http import Http404
+from django.http import Http404, HttpResponse, HttpResponseForbidden
 from django.shortcuts import get_object_or_404, render, redirect
+from django.utils.encoding import force_str
 from django.utils.http import urlquote_plus
 from django.views.decorators.http import require_POST
+from unidecode import unidecode
 
 from catalogue import forms
-from catalogue import helpers
+from catalogue.forms import TagMultipleForm, TagSingleForm
 from catalogue.helpers import active_tab
+from catalogue.models import Category
+from librarian import BuildError
+from redakcja.utlis import send_notify_email
 from .constants import STAGES
 from .models import Document, Plan
 from dvcs.models import Revision
 from organizations.models import Organization
-from fileupload.views import UploadView, PackageView
+from fileupload.views import UploadView
 
 #
 # Quick hack around caching problems, TODO: use ETags
@@ -34,12 +44,6 @@ 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')
-
-
 @never_cache
 def user(request, username):
     user = get_object_or_404(User, username=username)
@@ -58,44 +62,22 @@ def my(request):
         })
 
 
-@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')
 @login_required
 @active_tab('create')
 def create_missing(request):
     if request.method == "POST":
         form = forms.DocumentCreateForm(request.POST, request.FILES)
-        if form.is_valid():
+        tag_forms = [
+            (TagMultipleForm if category.multiple else TagSingleForm)(
+                category=category, data=request.POST, prefix=category.dc_tag)
+            for category in Category.objects.all()]
+        if form.is_valid() and all(tag_form.is_valid() for tag_form in tag_forms):
             
             if request.user.is_authenticated():
                 creator = request.user
@@ -118,7 +100,10 @@ def create_missing(request):
                 path = settings.MEDIA_ROOT + uppath
                 if not os.path.isdir(path):
                     os.makedirs(path)
-                dest_path = path + cover.name   # UNSAFE
+                cover.name = unidecode(cover.name)
+                dest_path = path + cover.name
+                if not os.path.abspath(dest_path).startswith(os.path.abspath(path)):
+                    raise Http404
                 with open(dest_path, 'w') as destination:
                     for chunk in cover.chunks():
                         destination.write(chunk)
@@ -162,103 +147,19 @@ def create_missing(request):
 
         form = forms.DocumentCreateForm(initial={'owner_organization': org})
 
+        tag_forms = [
+            (TagMultipleForm if category.multiple else TagSingleForm)(
+                category=category, tutorial_no=i, prefix=category.dc_tag)
+            for i, category in enumerate(Category.objects.all(), start=2)]
+
     return render(request, "catalogue/document_create_missing.html", {
         "form": form,
+        "tag_forms": tag_forms,
 
         "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():
-#             import slughifi
-#
-#             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 = slughifi(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": '/',
-#     })
-
-
-# @never_cache
-# def book_xml(request, slug):
-#     book = get_object_or_404(Book, slug=slug)
-#     if not book.accessible(request):
-#         return HttpResponseForbidden("Not authorized.")
-#     xml = book.materialize()
-#
-#     response = http.HttpResponse(xml, content_type='application/xml', mimetype='application/wl+xml')
-#     response['Content-Disposition'] = 'attachment; filename=%s.xml' % slug
-#     return response
-
-
-# @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_string()
-#     response = http.HttpResponse(text, content_type='text/plain', mimetype='text/plain')
-#     response['Content-Disposition'] = 'attachment; filename=%s.txt' % slug
-#     return response
-
-
 @never_cache
 def book_html(request, pk, rev_pk=None, preview=False):
     from librarian.document import Document as SST
@@ -286,9 +187,13 @@ def book_html(request, pk, rev_pk=None, preview=False):
 
     was_published = revision == published_revision or doc.publish_log.filter(revision=revision).exists()
 
-    sst = SST.from_string(revision.materialize())
-    html = HtmlFormat(sst).build(
-        files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk)).get_string()
+    try:
+        sst = SST.from_string(revision.materialize())
+    except ValueError as e:
+        html = e
+    else:
+        html = HtmlFormat(sst).build(
+            files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk)).get_string()
 
     # response = http.HttpResponse(html, content_type='text/html', mimetype='text/html')
     # return response
@@ -321,7 +226,10 @@ def book_pdf(request, pk, rev_pk):
     rev = get_object_or_404(Revision, pk=rev_pk)
     # Test
 
-    sst = SST.from_string(rev.materialize())
+    try:
+        sst = SST.from_string(rev.materialize())
+    except ValueError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
     
     ctx = Context(
         files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk),
@@ -329,7 +237,10 @@ def book_pdf(request, pk, rev_pk):
     )
     if doc.owner_organization is not None and doc.owner_organization.logo:
         ctx.cover_logo = 'http://%s%s' % (request.get_host(), doc.owner_organization.logo.url)
-    pdf_file = PdfFormat(sst).build(ctx)
+    try:
+        pdf_file = PdfFormat(sst).build(ctx)
+    except BuildError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
 
     from catalogue.ebook_utils import serve_file
     return serve_file(pdf_file.get_filename(), '%d.pdf' % doc.pk, 'application/pdf')
@@ -345,7 +256,10 @@ def book_epub(request, pk, rev_pk):
     rev = get_object_or_404(Revision, pk=rev_pk)
     # Test
 
-    sst = SST.from_string(rev.materialize())
+    try:
+        sst = SST.from_string(rev.materialize())
+    except ValueError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
 
     ctx = Context(
         files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk),
@@ -353,12 +267,49 @@ def book_epub(request, pk, rev_pk):
     )
     if doc.owner_organization is not None and doc.owner_organization.logo:
         ctx.cover_logo = 'http://%s%s' % (request.get_host(), doc.owner_organization.logo.url)
-    epub_file = EpubFormat(sst).build()
+    try:
+        epub_file = EpubFormat(sst).build(ctx)
+    except BuildError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
 
     from catalogue.ebook_utils import serve_file
     return serve_file(epub_file.get_filename(), '%d.epub' % doc.pk, 'application/epub+zip')
 
 
+@never_cache
+def book_mobi(request, pk, rev_pk):
+    from librarian.utils import Context
+    from librarian.document import Document as SST
+    from librarian.formats.epub import EpubFormat
+
+    doc = get_object_or_404(Document, pk=pk)
+    rev = get_object_or_404(Revision, pk=rev_pk)
+
+    try:
+        sst = SST.from_string(rev.materialize())
+    except ValueError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
+
+    ctx = Context(
+        files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk),
+        source_url='http://%s%s' % (request.get_host(), reverse('catalogue_html', args=[doc.pk])),
+    )
+    if doc.owner_organization is not None and doc.owner_organization.logo:
+        ctx.cover_logo = 'http://%s%s' % (request.get_host(), doc.owner_organization.logo.url)
+    try:
+        epub_file = EpubFormat(sst).build(ctx)
+    except BuildError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
+
+    output_file = NamedTemporaryFile(prefix='librarian', suffix='.mobi', delete=False)
+    output_file.close()
+    subprocess.check_call(
+        ['ebook-convert', epub_file.get_filename(), output_file.name, '--no-inline-toc'])
+
+    from catalogue.ebook_utils import serve_file
+    return serve_file(output_file.name, '%d.mobi' % doc.pk, 'application/epub+zip')
+
+
 # @never_cache
 # def revision(request, slug, chunk=None):
 #     try:
@@ -373,9 +324,11 @@ def book_epub(request, pk, rev_pk):
 @login_required
 def book_schedule(request, pk):
     book = get_object_or_404(Document, pk=pk, deleted=False)
+    if not book.can_edit(request.user):
+        return HttpResponseForbidden("Not authorized.")
     if request.method == 'POST':
         Plan.objects.filter(document=book).delete()
-        for i, s in enumerate(STAGES):
+        for i, (s, name) in enumerate(STAGES):
             user_id = request.POST.get('s%d-user' % i)
             deadline = request.POST.get('s%d-deadline' % i) or None
             Plan.objects.create(document=book, stage=s, user_id=user_id, deadline=deadline)
@@ -387,7 +340,7 @@ def book_schedule(request, pk):
     for p in Plan.objects.filter(document=book):
         current[p.stage] = (getattr(p.user, 'pk', None), (p.deadline.isoformat() if p.deadline else None))
 
-    schedule = [(i, s, current.get(s, ())) for (i, s) in enumerate(STAGES)]
+    schedule = [(i, s, current.get(s, ())) for i, (s, name) in enumerate(STAGES)]
     
     if book.owner_organization:
         people = [m.user for m in book.owner_organization.membership_set.exclude(status='pending')]
@@ -403,9 +356,8 @@ def book_schedule(request, pk):
 @login_required
 def book_owner(request, pk):
     doc = get_object_or_404(Document, pk=pk, deleted=False)
-    user_is_owner = doc.owner_organization and doc.owner_organization.is_member(request.user)
-    if not (doc.owner_user == request.user or user_is_owner):
-        raise Http404
+    if not doc.can_edit(request.user):
+        return HttpResponseForbidden("Not authorized.")
 
     error = ''
 
@@ -436,8 +388,8 @@ def book_owner(request, pk):
 @login_required
 def book_delete(request, pk):
     doc = get_object_or_404(Document, pk=pk, deleted=False)
-    if not (doc.owner_user == request.user or doc.owner_organization.is_member(request.user)):
-        raise Http404
+    if not doc.can_edit(request.user):
+        return HttpResponseForbidden("Not authorized.")
 
     if request.method == 'POST':
         doc.deleted = True
@@ -449,192 +401,6 @@ def book_delete(request, pk):
     })
 
 
-# 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)
-#         editable = True
-#     else:
-#         form = forms.ReadonlyBookForm(instance=book)
-#         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,
-#         "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
-# def chunk_mass_edit(request):
-#     if request.method == 'POST':
-#         ids = map(int, filter(lambda i: i.strip()!='', request.POST.get('ids').split(',')))
-#         chunks = map(lambda i: Chunk.objects.get(id=i), ids)
-#
-#         stage = request.POST.get('stage')
-#         if stage:
-#             try:
-#                 stage = Chunk.tag_model.objects.get(slug=stage)
-#             except Chunk.DoesNotExist, 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, e:
-#                 user = None
-#
-#             for c in chunks: c.user = user
-#
-#         status = request.POST.get('status')
-#         if status:
-#             books_affected = set()
-#             for c in chunks:
-#                 if status == 'publish':
-#                     c.head.publishable = True
-#                     c.head.save()
-#                 elif status == 'unpublish':
-#                     c.head.publishable = False
-#                     c.head.save()
-#                 c.touch()  # cache
-#                 books_affected.add(c.book)
-#             for b in books_affected:
-#                 b.touch()  # cache
-#
-#         project_id = request.POST.get('project')
-#         if project_id:
-#             try:
-#                 project = Project.objects.get(pk=int(project_id))
-#             except (Project.DoesNotExist, ValueError), 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")
-#     else:
-#         raise Http404
-
-
-# @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, pk):
@@ -642,16 +408,26 @@ def publish(request, pk):
     from .models import PublishRecord
     from dvcs.models import Revision
 
-    # FIXME: check permissions
-
     doc = get_object_or_404(Document, pk=pk, deleted=False)
+    if not doc.can_edit(request.user):
+        return HttpResponseForbidden("Not authorized.")
     form = forms.DocumentTextPublishForm(request.POST, prefix="textpublish")
     if form.is_valid():
         rev = Revision.objects.get(pk=form.cleaned_data['revision'])
         # FIXME: check if in tree
         # if PublishRecord.objects.filter(revision=rev, document=doc).exists():
         #     return http.HttpResponse('exists')
+        if not doc.published:
+            site = Site.objects.get_current()
+            send_notify_email(
+                'New published document in MIL/PEER',
+                '''New published document in MIL/PEER: %s. View it in browser: https://%s%s.
+
+--
+MIL/PEER team.''' % (doc.meta()['title'], site.domain, reverse('catalogue_html', args=[doc.pk])))
         PublishRecord.objects.create(revision=rev, document=doc, user=request.user)
+        doc.published = True
+        doc.save()
         if request.is_ajax():
             return http.HttpResponse('ok')
         else:
@@ -669,9 +445,10 @@ def publish(request, pk):
 @require_POST
 @login_required
 def unpublish(request, pk):
-    # FIXME: check permissions
-
     doc = get_object_or_404(Document, pk=pk, deleted=False)
+    if not doc.can_edit(request.user):
+        return HttpResponseForbidden("Not authorized.")
+
     doc.publish_log.all().delete()
     if request.is_ajax():
         return http.HttpResponse('ok')
@@ -696,12 +473,6 @@ class GalleryView(GalleryMixin, UploadView):
         self.doc = Document.objects.get(pk=pk, deleted=False)
 
 
-class GalleryPackageView(GalleryMixin, PackageView):
-
-    def get_redirect_url(self, slug):
-        return reverse('catalogue_book_gallery', kwargs=dict(slug=slug))
-
-
 @login_required
 def fork(request, pk):
     doc = get_object_or_404(Document, pk=pk, deleted=False)