book detail page - now with media / custom pdf
[wolnelektury.git] / apps / catalogue / views.py
index e6e5eb9..d80e570 100644 (file)
@@ -17,52 +17,38 @@ from django.utils.datastructures import SortedDict
 from django.views.decorators.http import require_POST
 from django.contrib import auth
 from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
-from django.utils import simplejson
-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 import translation
 from django.utils.translation import ugettext as _
 from django.views.generic.list_detail import object_list
 
+from ajaxable.utils import LazyEncoder, JSONResponse, AjaxableFormView
+
 from catalogue import models
 from catalogue import forms
-from catalogue.utils import split_tags, AttachmentHttpResponse, async_build_pdf
+from catalogue.utils import (split_tags, AttachmentHttpResponse,
+    async_build_pdf, MultiQuerySet)
+from catalogue.tasks import touch_tag
 from pdcounter import models as pdcounter_models
 from pdcounter import views as pdcounter_views
 from suggest.forms import PublishingSuggestForm
+from picture.models import Picture
 
 from os import path
 
 staff_required = user_passes_test(lambda user: user.is_staff)
 
 
-class LazyEncoder(simplejson.JSONEncoder):
-    def default(self, obj):
-        if isinstance(obj, Promise):
-            return force_unicode(obj)
-        return obj
-
-# shortcut for JSON reponses
-class JSONResponse(HttpResponse):
-    def __init__(self, data={}, callback=None, **kwargs):
-        # get rid of mimetype
-        kwargs.pop('mimetype', None)
-        data = simplejson.dumps(data)
-        if callback:
-            data = callback + "(" + data + ");" 
-        super(JSONResponse, self).__init__(data, mimetype="application/json", **kwargs)
-
-
 def catalogue(request):
-    tags = models.Tag.objects.exclude(category__in=('set', 'book'))
+    tags = models.Tag.objects.exclude(
+        category__in=('set', 'book')).exclude(book_count=0)
+    tags = list(tags)
     for tag in tags:
-        tag.count = tag.get_count()
+        tag.count = tag.book_count
     categories = split_tags(tags)
     fragment_tags = categories.get('theme', [])
 
-    form = forms.SearchForm()
     return render_to_response('catalogue/catalogue.html', locals(),
         context_instance=RequestContext(request))
 
@@ -70,8 +56,6 @@ def catalogue(request):
 def book_list(request, filter=None, template_name='catalogue/book_list.html'):
     """ generates a listing of all books, optionally filtered with a test function """
 
-    form = forms.SearchForm()
-
     books_by_author, orphans, books_by_parent = models.Book.book_list(filter)
     books_nav = SortedDict()
     for tag in books_by_author:
@@ -107,6 +91,7 @@ def differentiate_tags(request, tags, ambiguous_slugs):
 
 
 def tagged_object_list(request, tags=''):
+    #    import pdb; pdb.set_trace()
     try:
         tags = models.Tag.get_tag_list(tags)
     except models.Tag.DoesNotExist:
@@ -185,19 +170,20 @@ def tagged_object_list(request, tags=''):
         only_author = len(tags) == 1 and tags[0].category == 'author'
         objects = models.Book.objects.none()
 
-    return object_list(
-        request,
-        objects,
-        template_name='catalogue/tagged_object_list.html',
-        extra_context={
+    # Add pictures
+    objects = MultiQuerySet(Picture.tagged.with_all(tags), objects)
+
+    return render_to_response('catalogue/tagged_object_list.html',
+        {
+            'object_list': objects,
             'categories': categories,
             'only_shelf': only_shelf,
             'only_author': only_author,
             'only_my_shelf': only_my_shelf,
             'formats_form': forms.DownloadFormatsForm(),
             'tags': tags,
-        }
-    )
+        },
+        context_instance=RequestContext(request))
 
 
 def book_fragments(request, book, theme_slug):
@@ -210,7 +196,6 @@ def book_fragments(request, book, theme_slug):
     theme = get_object_or_404(models.Tag, slug=theme_slug, category='theme')
     fragments = models.Fragment.tagged.with_all([book_tag, theme])
 
-    form = forms.SearchForm()
     return render_to_response('catalogue/book_fragments.html', locals(),
         context_instance=RequestContext(request))
 
@@ -228,7 +213,7 @@ def book_detail(request, book):
     tags = list(book.tags.filter(~Q(category='set')))
     categories = split_tags(tags)
     book_children = book.children.all().order_by('parent_number', 'sort_key')
-    
+
     _book = book
     parents = []
     while _book.parent:
@@ -244,21 +229,49 @@ def book_detail(request, book):
     extra_info = book.get_extra_info_value()
     hide_about = extra_info.get('about', '').startswith('http://wiki.wolnepodreczniki.pl')
 
+    custom_pdf_form = forms.CustomPDFForm()
+    return render_to_response('catalogue/book_detail.html', locals(),
+        context_instance=RequestContext(request))
+
+
+def player(request, book):
+    kwargs = models.Book.split_urlid(book)
+    if kwargs is None:
+        raise Http404
+    book = get_object_or_404(models.Book, **kwargs)
+    if not book.has_media('mp3'):
+        raise Http404
+
+    ogg_files = {}
+    for m in book.media.filter(type='ogg').order_by():
+        ogg_files[m.name] = m
+
+    audiobooks = []
+    have_oggs = True
     projects = set()
-    for m in book.media.filter(type='mp3'):
+    for mp3 in book.media.filter(type='mp3'):
         # ogg files are always from the same project
-        meta = m.get_extra_info_value()
+        meta = mp3.get_extra_info_value()
         project = meta.get('project')
         if not project:
             # temporary fallback
             project = u'CzytamySłuchając'
 
         projects.add((project, meta.get('funded_by', '')))
+
+        media = {'mp3': mp3}
+
+        ogg = ogg_files.get(mp3.name)
+        if ogg:
+            media['ogg'] = ogg
+        else:
+            have_oggs = False
+        audiobooks.append(media)
+    print audiobooks
+
     projects = sorted(projects)
 
-    form = forms.SearchForm()
-    custom_pdf_form = forms.CustomPDFForm()
-    return render_to_response('catalogue/book_detail.html', locals(),
+    return render_to_response('catalogue/player.html', locals(),
         context_instance=RequestContext(request))
 
 
@@ -454,7 +467,7 @@ def search(request):
             context_instance=RequestContext(request))
     else:
         form = PublishingSuggestForm(initial={"books": prefix + ", "})
-        return render_to_response('catalogue/search_no_hits.html', 
+        return render_to_response('catalogue/search_no_hits.html',
             {'tags':tag_list, 'prefix':prefix, "pubsuggest_form": form},
             context_instance=RequestContext(request))
 
@@ -465,7 +478,7 @@ def tags_starting_with(request):
     if len(prefix) < 2:
         return HttpResponse('')
     tags_list = []
-    result = ""   
+    result = ""
     for tag in _tags_starting_with(prefix, request.user):
         if not tag.name in tags_list:
             result += "\n" + tag.name
@@ -520,12 +533,10 @@ def book_sets(request, book):
             new_shelves = [models.Tag.objects.get(pk=id) for id in form.cleaned_data['set_ids']]
 
             for shelf in [shelf for shelf in old_shelves if shelf not in new_shelves]:
-                shelf.book_count = None
-                shelf.save()
+                touch_tag(shelf)
 
             for shelf in [shelf for shelf in new_shelves if shelf not in old_shelves]:
-                shelf.book_count = None
-                shelf.save()
+                touch_tag(shelf)
 
             book.tags = new_shelves + list(book.tags.filter(~Q(category='set') | ~Q(user=request.user)))
             if request.is_ajax():
@@ -553,9 +564,7 @@ def remove_from_shelf(request, shelf, book):
 
     if shelf in book.tags:
         models.Tag.objects.remove_tag(book, shelf)
-
-        shelf.book_count = None
-        shelf.save()
+        touch_tag(shelf)
 
         return HttpResponse(_('Book was successfully removed from the shelf'))
     else:
@@ -664,45 +673,6 @@ def delete_shelf(request, slug):
         return HttpResponseRedirect('/')
 
 
-# ==================
-# = Authentication =
-# ==================
-@require_POST
-@cache.never_cache
-def login(request):
-    form = AuthenticationForm(data=request.POST, prefix='login')
-    if form.is_valid():
-        auth.login(request, form.get_user())
-        response_data = {'success': True, 'errors': {}}
-    else:
-        response_data = {'success': False, 'errors': form.errors}
-    return HttpResponse(LazyEncoder(ensure_ascii=False).encode(response_data))
-
-
-@require_POST
-@cache.never_cache
-def register(request):
-    registration_form = UserCreationForm(request.POST, prefix='registration')
-    if registration_form.is_valid():
-        user = registration_form.save()
-        user = auth.authenticate(
-            username=registration_form.cleaned_data['username'],
-            password=registration_form.cleaned_data['password1']
-        )
-        auth.login(request, user)
-        response_data = {'success': True, 'errors': {}}
-    else:
-        response_data = {'success': False, 'errors': registration_form.errors}
-    return HttpResponse(LazyEncoder(ensure_ascii=False).encode(response_data))
-
-
-@cache.never_cache
-def logout_then_redirect(request):
-    auth.logout(request)
-    return HttpResponseRedirect(urlquote_plus(request.GET.get('next', '/'), safe='/?='))
-
-
-
 # =========
 # = Admin =
 # =========
@@ -727,14 +697,6 @@ def import_book(request):
         return HttpResponse(_("Error importing file: %r") % book_import_form.errors)
 
 
-
-def clock(request):
-    """ Provides server time for jquery.countdown,
-    in a format suitable for Date.parse()
-    """
-    return HttpResponse(datetime.now().strftime('%Y/%m/%d %H:%M:%S'))
-
-
 # info views for API
 
 def book_info(request, id, lang='pl'):
@@ -756,26 +718,26 @@ def download_zip(request, format, book=None):
     url = None
     if format in models.Book.ebook_formats:
         url = models.Book.zip_format(format)
-    elif format == 'audiobook' and kwargs is not None:
+    elif format in ('mp3', 'ogg') and kwargs is not None:
         book = get_object_or_404(models.Book, **kwargs)
-        url = book.zip_audiobooks()
+        url = book.zip_audiobooks(format)
     else:
         raise Http404('No format specified for zip package')
     return HttpResponseRedirect(urlquote_plus(settings.MEDIA_URL + url, safe='/?='))
 
 
-def download_custom_pdf(request, book_fileid):
+def download_custom_pdf(request, book_fileid, method='GET'):
     kwargs = models.Book.split_fileid(book_fileid)
     if kwargs is None:
         raise Http404
     book = get_object_or_404(models.Book, **kwargs)
 
-    if request.method == 'GET':
-        form = forms.CustomPDFForm(request.GET)
+    if request.method == method:
+        form = forms.CustomPDFForm(method == 'GET' and request.GET or request.POST)
         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()
@@ -784,3 +746,15 @@ def download_custom_pdf(request, book_fileid):
             raise Http404(_('Incorrect customization options for PDF'))
     else:
         raise Http404(_('Bad method'))
+
+
+class CustomPDFFormView(AjaxableFormView):
+    form_class = forms.CustomPDFForm
+    title = _('Download custom PDF')
+    submit = _('Download')
+
+    def __call__(self, request):
+        if request.method == 'POST':
+            return download_custom_pdf(request, request.GET['book_id'], method='POST')
+        else:
+            return super(CustomPDFFormView, self).__call__(request)