Added importing metabooks (books with relation.hasPart in Dublin Core metadata).
[wolnelektury.git] / catalogue / views.py
index 2f4b30f..ad9bde7 100644 (file)
@@ -6,13 +6,19 @@ from django.core.urlresolvers import reverse
 from django.db.models import Q
 from django.contrib.auth.decorators import login_required
 from django.utils.datastructures import SortedDict
-from django.views.decorators.http import require_GET, require_POST
+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 catalogue import models
+from catalogue import forms
+from catalogue.utils import split_tags
+from newtagging import views as newtagging_views
+
+
 class LazyEncoder(simplejson.JSONEncoder):
     def default(self, obj):
         if isinstance(obj, Promise):
@@ -20,25 +26,26 @@ class LazyEncoder(simplejson.JSONEncoder):
         return obj
 
 
-from catalogue import models
-from catalogue import forms
-from catalogue.utils import split_tags
-
-
-def catalogue_redirect(request, tags=''):
-    if len(request.GET['q']) > 0:
+def search(request):
+    query = request.GET.get('q', '')
+    tags = request.GET.get('tags', '')
+    if tags == '':
+        tags = []
+    
+    try:
+        tag_list = models.Tag.get_tag_list(tags)
+        tag = models.Tag.objects.get(name=query)
+    except models.Tag.DoesNotExist:
         try:
-            tag = models.Tag.objects.get(name=request.GET['q'])
-            if len(tags):
-                tags += '/'
-            tags = tags + tag.slug
-        except models.Tag.DoesNotExist:
-            book = get_object_or_404(models.Book, title=request.GET['q'])
+            book = models.Book.objects.get(title=query)
             return HttpResponseRedirect(book.get_absolute_url())
-    if len(tags) > 0:
-        return HttpResponseRedirect(reverse('catalogue.views.tagged_book_list', kwargs=dict(tags=tags)))
+        except models.Book.DoesNotExist:
+            return HttpResponseRedirect(reverse('catalogue.views.main_page'))
     else:
-        return HttpResponseRedirect(reverse('catalogue.views.main_page'))
+        tag_list.append(tag)
+        return HttpResponseRedirect(reverse('catalogue.views.tagged_object_list', 
+            kwargs={'tags': '/'.join(tag.slug for tag in tag_list)}
+        ))
 
 
 def tags_starting_with(request):
@@ -62,15 +69,14 @@ def tags_starting_with(request):
         return HttpResponse('')
 
 
-def main_page(request):
-    if 'q' in request.GET:
-        return catalogue_redirect(request)
-    
+def main_page(request):    
     if request.user.is_authenticated():
         extra_where = '(NOT catalogue_tag.category = "set" OR catalogue_tag.user_id = %d)' % request.user.id
     else:
         extra_where = 'NOT catalogue_tag.category = "set"'
     tags = models.Tag.objects.usage_for_model(models.Book, counts=True, extra={'where': [extra_where]})
+    fragment_tags = models.Tag.objects.usage_for_model(models.Fragment, counts=True,
+        extra={'where': ['catalogue_tag.category = "theme"']})
     categories = split_tags(tags)
     
     form = forms.SearchForm()
@@ -79,9 +85,6 @@ def main_page(request):
 
 
 def book_list(request):
-    if 'q' in request.GET:
-        return catalogue_redirect(request)
-        
     books = models.Book.objects.all()
     form = forms.SearchForm()
     
@@ -93,42 +96,38 @@ def book_list(request):
         context_instance=RequestContext(request))
 
 
-def tagged_book_list(request, tags=''):
-    if 'q' in request.GET:
-        return catalogue_redirect(request, tags)
+def tagged_object_list(request, tags=''):
+    try:
+        tags = models.Tag.get_tag_list(tags)
+    except models.Tag.DoesNotExist:
+        raise Http404
     
-    choices_split = tags.split('/')
-    tags = []
-    for tag in choices_split:
-        tag = get_object_or_404(models.Tag, slug=tag)
-        if tag.category == 'set' and (not request.user.is_authenticated() or request.user != tag.user):
-            raise Http404
-        tags.append(tag)
-        
-    books = models.Book.objects.with_all(tags)
+    model = models.Book
+    theme_is_set = any(tag.category == 'theme' for tag in tags)
+    if theme_is_set:
+        model = models.Fragment
     
     if request.user.is_authenticated():
         extra_where = '(NOT catalogue_tag.category = "set" OR catalogue_tag.user_id = %d)' % request.user.id
     else:
         extra_where = 'NOT catalogue_tag.category = "set"'
-    related_tags = models.Tag.objects.related_for_model(tags, models.Book, counts=True, extra={'where': [extra_where]})
+    related_tags = models.Tag.objects.related_for_model(tags, model, counts=True, extra={'where': [extra_where]})
     categories = split_tags(related_tags)
-    
-    form = forms.SearchForm()
-    
-    return render_to_response('catalogue/tagged_book_list.html', dict(
+
+    return newtagging_views.tagged_object_list(
+        request,
+        tag_model=models.Tag,
+        queryset_or_model=model,
         tags=tags,
-        form=form,
-        books=books,
-        categories=categories,
-    ), context_instance=RequestContext(request))
+        template_name='catalogue/tagged_object_list.html',
+        extra_context = {'categories': categories },
+    )
 
 
 def book_detail(request, slug):
     book = get_object_or_404(models.Book, slug=slug)
     tags = list(book.tags.filter(~Q(category='set')))
     categories = split_tags(tags)
-    search_form = forms.SearchForm()
     
     return render_to_response('catalogue/book_detail.html', locals(),
         context_instance=RequestContext(request))
@@ -166,37 +165,80 @@ def login(request):
     return HttpResponse(LazyEncoder(ensure_ascii=False).encode(response_data))
 
 
-@login_required
 def book_sets(request, slug):
     book = get_object_or_404(models.Book, slug=slug)
     user_sets = models.Tag.objects.filter(category='set', user=request.user)
     book_sets = book.tags.filter(category='set', user=request.user)
     
+    if not request.user.is_authenticated():
+        return HttpResponse('<p>Aby zarządzać swoimi półkami, musisz się zalogować.</p>')
+    
     if request.method == 'POST':
-        form = forms.BookSetsForm(book, request.user, request.POST)
+        form = forms.ObjectSetsForm(book, request.user, request.POST)
         if form.is_valid():
             book.tags = ([models.Tag.objects.get(pk=id) for id in form.cleaned_data['set_ids']] +
                 list(book.tags.filter(~Q(category='set') | ~Q(user=request.user))))
             if request.is_ajax():
-                return HttpResponse('<p>Zestawy zostały zapisane</p>')
+                return HttpResponse('<p>Półki zostały zapisane.</p>')
             else:
                 return HttpResponseRedirect('/')
     else:
-        form = forms.BookSetsForm(book, request.user)
+        form = forms.ObjectSetsForm(book, request.user)
         new_set_form = forms.NewSetForm()
     
     return render_to_response('catalogue/book_sets.html', locals(),
         context_instance=RequestContext(request))
 
 
+def fragment_sets(request, id):
+    fragment = get_object_or_404(models.Fragment, pk=id)
+    user_sets = models.Tag.objects.filter(category='set', user=request.user)
+    fragment_sets = fragment.tags.filter(category='set', user=request.user)
+
+    if not request.user.is_authenticated():
+        return HttpResponse('<p>Aby zarządzać swoimi półkami, musisz się zalogować.</p>')
+
+    if request.method == 'POST':
+        form = forms.ObjectSetsForm(fragment, request.user, request.POST)
+        if form.is_valid():
+            fragment.tags = ([models.Tag.objects.get(pk=id) for id in form.cleaned_data['set_ids']] +
+                list(fragment.tags.filter(~Q(category='set') | ~Q(user=request.user))))
+            if request.is_ajax():
+                return HttpResponse('<p>Półki zostały zapisane.</p>')
+            else:
+                return HttpResponseRedirect('/')
+    else:
+        form = forms.ObjectSetsForm(fragment, request.user)
+        new_set_form = forms.NewSetForm()
+
+    return render_to_response('catalogue/fragment_sets.html', locals(),
+        context_instance=RequestContext(request))
+
+
 @login_required
 @require_POST
 def new_set(request):
     new_set_form = forms.NewSetForm(request.POST)
     if new_set_form.is_valid():
         new_set = new_set_form.save(request.user)
-        return HttpResponse('<p>Zestaw <strong>%s</strong> został utworzony</p>' % new_set)
+        return HttpResponse(u'<p>Półka <strong>%s</strong> została utworzona</p>' % new_set)
     
     return render_to_response('catalogue/book_sets.html', locals(),
             context_instance=RequestContext(request))
 
+
+@login_required
+@require_POST
+def delete_shelf(request, slug):
+    user_set = get_object_or_404(models.Tag, slug=slug, category='set', user=request.user)
+    user_set.delete()
+    return HttpResponse(u'<p>Półka <strong>%s</strong> została usunięta</p>' % user_set.name)
+    
+    
+@login_required
+def user_shelves(request):
+    shelves = models.Tag.objects.filter(category='set', user=request.user)
+    new_set_form = forms.NewSetForm()
+    return render_to_response('catalogue/user_shelves.html', locals(),
+            context_instance=RequestContext(request))
+