Fix for a bug introduced in refactoring: customized pdfs were instantly deleted,...

[wolnelektury.git] / apps / catalogue / views.py

diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index 5de0e9d..2bc1f10 100644 (file)
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -2,12 +2,6 @@
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #

-import tempfile
-import zipfile
-import tarfile
-import sys
-import pprint
-import traceback

 import re
 import itertools
 from datetime import datetime
 import re
 import itertools
 from datetime import datetime


@@ -15,9 +9,9 @@ from datetime import datetime
 from django.conf import settings
 from django.template import RequestContext
 from django.shortcuts import render_to_response, get_object_or_404
 from django.conf import settings
 from django.template import RequestContext
 from django.shortcuts import render_to_response, get_object_or_404

-from django.http import HttpResponse, HttpResponseRedirect, Http404
+from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect

 from django.core.urlresolvers import reverse
 from django.core.urlresolvers import reverse

-from django.db.models import Q
+from django.db.models import Count, Sum, Q

 from django.contrib.auth.decorators import login_required, user_passes_test
 from django.utils.datastructures import SortedDict
 from django.views.decorators.http import require_POST
 from django.contrib.auth.decorators import login_required, user_passes_test
 from django.utils.datastructures import SortedDict
 from django.views.decorators.http import require_POST


@@ -28,17 +22,18 @@ from django.utils.functional import Promise
 from django.utils.encoding import force_unicode
 from django.utils.http import urlquote_plus
 from django.views.decorators import cache
 from django.utils.encoding import force_unicode
 from django.utils.http import urlquote_plus
 from django.views.decorators import cache

+from django.utils import translation

 from django.utils.translation import ugettext as _
 from django.views.generic.list_detail import object_list
 
 from catalogue import models
 from catalogue import forms
 from django.utils.translation import ugettext as _
 from django.views.generic.list_detail import object_list
 
 from catalogue import models
 from catalogue import forms

-from catalogue.utils import split_tags
-from newtagging import views as newtagging_views
+from catalogue.utils import split_tags, AttachmentHttpResponse, async_build_pdf

 from pdcounter import models as pdcounter_models
 from pdcounter import views as pdcounter_views
 from pdcounter import models as pdcounter_models
 from pdcounter import views as pdcounter_views

-from slughifi import slughifi
+from suggest.forms import PublishingSuggestForm

 
 

+from os import path

 
 staff_required = user_passes_test(lambda user: user.is_staff)
 
 
 staff_required = user_passes_test(lambda user: user.is_staff)
 


@@ -81,34 +76,8 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
 
     form = forms.SearchForm()
 
 
     form = forms.SearchForm()
 

-    books_by_parent = {}
-    books = models.Book.objects.all().order_by('parent_number', 'title').only('title', 'parent', 'slug')
-    if filter:
-        books = books.filter(filter).distinct()
-        book_ids = set((book.pk for book in books))
-        for book in books:
-            parent = book.parent_id
-            if parent not in book_ids:
-                parent = None
-            books_by_parent.setdefault(parent, []).append(book)
-    else:
-        for book in books:
-            books_by_parent.setdefault(book.parent_id, []).append(book)
-
-    orphans = []
-    books_by_author = SortedDict()
+    books_by_author, orphans, books_by_parent = models.Book.book_list(filter)

     books_nav = SortedDict()
     books_nav = SortedDict()

-    for tag in models.Tag.objects.filter(category='author'):
-        books_by_author[tag] = []
-
-    for book in books_by_parent.get(None,()):
-        authors = list(book.tags.filter(category='author'))
-        if authors:
-            for author in authors:
-                books_by_author[author].append(book)
-        else:
-            orphans.append(book)
-

     for tag in books_by_author:
         if books_by_author[tag]:
             books_nav.setdefault(tag.sort_key[0], []).append(tag)
     for tag in books_by_author:
         if books_by_author[tag]:
             books_nav.setdefault(tag.sort_key[0], []).append(tag)


@@ -118,12 +87,12 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
 
 
 def audiobook_list(request):
 
 
 def audiobook_list(request):

-    return book_list(request, Q(medias__type='mp3') | Q(medias__type='ogg'),
+    return book_list(request, Q(media__type='mp3') | Q(media__type='ogg'),

                      template_name='catalogue/audiobook_list.html')
 
 
 def daisy_list(request):
                      template_name='catalogue/audiobook_list.html')
 
 
 def daisy_list(request):

-    return book_list(request, Q(medias__type='daisy'),
+    return book_list(request, Q(media__type='daisy'),

                      template_name='catalogue/daisy_list.html')
 
 
                      template_name='catalogue/daisy_list.html')
 
 


@@ -141,7 +110,7 @@ def differentiate_tags(request, tags, ambiguous_slugs):
                 context_instance=RequestContext(request))
 
 
                 context_instance=RequestContext(request))
 
 

-def tagged_object_list(request, tags='', api=False):
+def tagged_object_list(request, tags=''):

     try:
         tags = models.Tag.get_tag_list(tags)
     except models.Tag.DoesNotExist:
     try:
         tags = models.Tag.get_tag_list(tags)
     except models.Tag.DoesNotExist:


@@ -152,6 +121,8 @@ def tagged_object_list(request, tags='', api=False):
             raise Http404
     except models.Tag.MultipleObjectsReturned, e:
         return differentiate_tags(request, e.tags, e.ambiguous_slugs)
             raise Http404
     except models.Tag.MultipleObjectsReturned, e:
         return differentiate_tags(request, e.tags, e.ambiguous_slugs)

+    except models.Tag.UrlDeprecationWarning, e:
+        return HttpResponsePermanentRedirect(reverse('tagged_object_list', args=['/'.join(tag.url_chunk for tag in e.tags)]))

 
     try:
         if len(tags) > settings.MAX_TAG_LIST:
 
     try:
         if len(tags) > settings.MAX_TAG_LIST:


@@ -193,14 +164,10 @@ def tagged_object_list(request, tags='', api=False):
 
             objects = fragments
     else:
 
             objects = fragments
     else:

-        # get relevant books and their tags
-        objects = models.Book.tagged.with_all(tags)
-        if not shelf_is_set:
-            # eliminate descendants
-            l_tags = models.Tag.objects.filter(category='book', slug__in=[book.book_tag_slug() for book in objects])
-            descendants_keys = [book.pk for book in models.Book.tagged.with_any(l_tags)]
-            if descendants_keys:
-                objects = objects.exclude(pk__in=descendants_keys)
+        if shelf_is_set:
+            objects = models.Book.tagged.with_all(tags)
+        else:
+            objects = models.Book.tagged_top_level(tags)

 
         # get related tags from `tag_counter` and `theme_counter`
         related_counts = {}
 
         # get related tags from `tag_counter` and `theme_counter`
         related_counts = {}


@@ -222,23 +189,19 @@ def tagged_object_list(request, tags='', api=False):
         only_author = len(tags) == 1 and tags[0].category == 'author'
         objects = models.Book.objects.none()
 
         only_author = len(tags) == 1 and tags[0].category == 'author'
         objects = models.Book.objects.none()
 

-    if api:
-        print objects
-        return objects    
-    else:
-        return object_list(
-            request,
-            objects,
-            template_name='catalogue/tagged_object_list.html',
-            extra_context={
-                'categories': categories,
-                'only_shelf': only_shelf,
-                'only_author': only_author,
-                'only_my_shelf': only_my_shelf,
-                'formats_form': forms.DownloadFormatsForm(),
-                'tags': tags,
-            }
-        )
+    return object_list(
+        request,
+        objects,
+        template_name='catalogue/tagged_object_list.html',
+        extra_context={
+            'categories': categories,
+            'only_shelf': only_shelf,
+            'only_author': only_author,
+            'only_my_shelf': only_my_shelf,
+            'formats_form': forms.DownloadFormatsForm(),
+            'tags': tags,
+        }
+    )

 
 
 def book_fragments(request, book_slug, theme_slug):
 
 
 def book_fragments(request, book_slug, theme_slug):


@@ -261,7 +224,7 @@ def book_detail(request, slug):
     book_tag = book.book_tag()
     tags = list(book.tags.filter(~Q(category='set')))
     categories = split_tags(tags)
     book_tag = book.book_tag()
     tags = list(book.tags.filter(~Q(category='set')))
     categories = split_tags(tags)

-    book_children = book.children.all().order_by('parent_number', 'title')
+    book_children = book.children.all().order_by('parent_number', 'sort_key')

     
     _book = book
     parents = []
     
     _book = book
     parents = []


@@ -276,8 +239,22 @@ def book_detail(request, slug):
         tag.count = theme_counter[tag.pk]
 
     extra_info = book.get_extra_info_value()
         tag.count = theme_counter[tag.pk]
 
     extra_info = book.get_extra_info_value()

+    hide_about = extra_info.get('about', '').startswith('http://wiki.wolnepodreczniki.pl')
+
+    projects = set()
+    for m in book.media.filter(type='mp3'):
+        # ogg files are always from the same project
+        meta = m.get_extra_info_value()
+        project = meta.get('project')
+        if not project:
+            # temporary fallback
+            project = u'CzytamySłuchając'
+
+        projects.add((project, meta.get('funded_by', '')))
+    projects = sorted(projects)

 
     form = forms.SearchForm()
 
     form = forms.SearchForm()

+    custom_pdf_form = forms.CustomPDFForm()

     return render_to_response('catalogue/book_detail.html', locals(),
         context_instance=RequestContext(request))
 
     return render_to_response('catalogue/book_detail.html', locals(),
         context_instance=RequestContext(request))
 


@@ -469,7 +446,9 @@ def search(request):
             {'tags':tag_list, 'prefix':prefix, 'results':((x, _get_result_link(x, tag_list), _get_result_type(x)) for x in result)},
             context_instance=RequestContext(request))
     else:
             {'tags':tag_list, 'prefix':prefix, 'results':((x, _get_result_link(x, tag_list), _get_result_type(x)) for x in result)},
             context_instance=RequestContext(request))
     else:

-        return render_to_response('catalogue/search_no_hits.html', {'tags':tag_list, 'prefix':prefix},
+        form = PublishingSuggestForm(initial={"books": prefix + ", "})
+        return render_to_response('catalogue/search_no_hits.html', 
+            {'tags':tag_list, 'prefix':prefix, "pubsuggest_form": form},

             context_instance=RequestContext(request))
 
 
             context_instance=RequestContext(request))
 
 


@@ -588,6 +567,10 @@ def download_shelf(request, slug):
     without loading the whole file into memory. A similar approach can
     be used for large dynamic PDF files.
     """
     without loading the whole file into memory. A similar approach can
     be used for large dynamic PDF files.
     """

+    from slughifi import slughifi
+    import tempfile
+    import zipfile
+

     shelf = get_object_or_404(models.Tag, slug=slug, category='set')
 
     formats = []
     shelf = get_object_or_404(models.Tag, slug=slug, category='set')
 
     formats = []


@@ -595,7 +578,7 @@ def download_shelf(request, slug):
     if form.is_valid():
         formats = form.cleaned_data['formats']
     if len(formats) == 0:
     if form.is_valid():
         formats = form.cleaned_data['formats']
     if len(formats) == 0:

-        formats = ['pdf', 'epub', 'odt', 'txt']
+        formats = ['pdf', 'epub', 'mobi', 'odt', 'txt']

 
     # Create a ZIP archive
     temp = tempfile.TemporaryFile()
 
     # Create a ZIP archive
     temp = tempfile.TemporaryFile()


@@ -606,6 +589,9 @@ def download_shelf(request, slug):
         if 'pdf' in formats and book.pdf_file:
             filename = book.pdf_file.path
             archive.write(filename, str('%s.pdf' % book.slug))
         if 'pdf' in formats and book.pdf_file:
             filename = book.pdf_file.path
             archive.write(filename, str('%s.pdf' % book.slug))

+        if 'mobi' in formats and book.mobi_file:
+            filename = book.mobi_file.path
+            archive.write(filename, str('%s.mobi' % book.slug))

         if book.root_ancestor not in already and 'epub' in formats and book.root_ancestor.epub_file:
             filename = book.root_ancestor.epub_file.path
             archive.write(filename, str('%s.epub' % book.root_ancestor.slug))
         if book.root_ancestor not in already and 'epub' in formats and book.root_ancestor.epub_file:
             filename = book.root_ancestor.epub_file.path
             archive.write(filename, str('%s.epub' % book.root_ancestor.slug))


@@ -635,13 +621,15 @@ def shelf_book_formats(request, shelf):
     """
     shelf = get_object_or_404(models.Tag, slug=shelf, category='set')
 
     """
     shelf = get_object_or_404(models.Tag, slug=shelf, category='set')
 

-    formats = {'pdf': False, 'epub': False, 'odt': False, 'txt': False}
+    formats = {'pdf': False, 'epub': False, 'mobi': False, 'odt': False, 'txt': False}

 
     for book in collect_books(models.Book.tagged.with_all(shelf)):
         if book.pdf_file:
             formats['pdf'] = True
         if book.root_ancestor.epub_file:
             formats['epub'] = True
 
     for book in collect_books(models.Book.tagged.with_all(shelf)):
         if book.pdf_file:
             formats['pdf'] = True
         if book.root_ancestor.epub_file:
             formats['epub'] = True

+        if book.mobi_file:
+            formats['mobi'] = True

         if book.txt_file:
             formats['txt'] = True
         for format in ('odt',):
         if book.txt_file:
             formats['txt'] = True
         for format in ('odt',):


@@ -683,27 +671,6 @@ def delete_shelf(request, slug):
 # ==================
 # = Authentication =
 # ==================
 # ==================
 # = Authentication =
 # ==================

-
-@cache.never_cache
-def simple_login(request):
-    if request.method == "GET":
-        #next = request.REQUEST.get('next', '')
-        #if next == '':
-        form = AuthenticationForm(prefix='login')
-        return render_to_response('auth/login.html', locals(),
-                context_instance=RequestContext(request))
-        #else:
-        #    return HttpResponseRedirect("/"+next)
-            
-    elif request.method == "POST":
-        form = AuthenticationForm(data=request.POST, prefix='login')
-        if form.is_valid():
-            auth.login(request, form.get_user())   
-        url = request.META['HTTP_REFERER'].split("next=")[1]
-        url = url.replace("%3F","?").replace("%3D","=")
-        return HttpResponseRedirect(url)    
-
-

 @require_POST
 @cache.never_cache
 def login(request):
 @require_POST
 @cache.never_cache
 def login(request):


@@ -752,6 +719,9 @@ def import_book(request):
         try:
             book_import_form.save()
         except:
         try:
             book_import_form.save()
         except:

+            import sys
+            import pprint
+            import traceback

             info = sys.exc_info()
             exception = pprint.pformat(info[1])
             tb = '\n'.join(traceback.format_tb(info[2]))
             info = sys.exc_info()
             exception = pprint.pformat(info[1])
             tb = '\n'.join(traceback.format_tb(info[2]))


@@ -769,23 +739,46 @@ def clock(request):
     return HttpResponse(datetime.now().strftime('%Y/%m/%d %H:%M:%S'))
 
 
     return HttpResponse(datetime.now().strftime('%Y/%m/%d %H:%M:%S'))
 
 

-@cache.never_cache
-def xmls(request):
-    """"
-    Create a zip archive with all XML files.
-    This should be removed when we have real API.
-    """
-    temp = tempfile.TemporaryFile()
-    archive = zipfile.ZipFile(temp, 'w')
+# info views for API

 
 

-    for book in models.Book.objects.all():
-        archive.write(book.xml_file.path, str('%s.xml' % book.slug))
-    archive.close()
+def book_info(request, id, lang='pl'):
+    book = get_object_or_404(models.Book, id=id)
+    # set language by hand
+    translation.activate(lang)
+    return render_to_response('catalogue/book_info.html', locals(),
+        context_instance=RequestContext(request))

 
 

-    response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
-    response['Content-Disposition'] = 'attachment; filename=xmls.zip'
-    response['Content-Length'] = temp.tell()

 
 

-    temp.seek(0)
-    response.write(temp.read())
-    return response
+def tag_info(request, id):
+    tag = get_object_or_404(models.Tag, id=id)
+    return HttpResponse(tag.description)
+
+
+def download_zip(request, format, slug):
+    url = None
+    if format in ('pdf', 'epub', 'mobi'):
+        url = models.Book.zip_format(format)
+    elif format == 'audiobook' and slug is not None:
+        book = models.Book.objects.get(slug=slug)
+        url = book.zip_audiobooks()
+    else:
+        raise Http404('No format specified for zip package')
+    return HttpResponseRedirect(urlquote_plus(settings.MEDIA_URL + url, safe='/?='))
+
+
+def download_custom_pdf(request, slug):
+    book = models.Book.objects.get(slug=slug)
+    if request.method == 'GET':
+        form = forms.CustomPDFForm(request.GET)
+        if form.is_valid():
+            cust = form.customizations
+            pdf_file = models.get_customized_pdf_path(book, cust)
+                
+            if not path.exists(pdf_file):
+                result = async_build_pdf.delay(book.id, cust, pdf_file)
+                result.wait()
+            return AttachmentHttpResponse(file_name=("%s.pdf" % book.slug), file_path=pdf_file, mimetype="application/pdf")
+        else:
+            raise Http404(_('Incorrect customization options for PDF'))
+    else:
+        raise Http404(_('Bad method'))