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[redakcja.git] / src / cover / views.py

diff --git a/src/cover/views.py b/src/cover/views.py
index 638f1c0..302f5f5 100644 (file)
--- a/src/cover/views.py
+++ b/src/cover/views.py
@@ -7,7 +7,7 @@ import os.path
 import PIL.Image
 from django.conf import settings
 from django.contrib.auth.decorators import permission_required
-from django.http import HttpResponse, HttpResponseRedirect, Http404
+from django.http import HttpResponse, HttpResponseRedirect, Http404, JsonResponse
 from django.shortcuts import get_object_or_404, render
 from django.views.decorators.csrf import csrf_exempt
 from django.views.decorators.http import require_POST
@@ -22,7 +22,7 @@ from cover import forms
 from cover.utils import get_import_data
 
 
-PREVIEW_SIZE = (216, 300)
+PREVIEW_SIZE = (212, 300)
 
 
 def preview(request, book, chunk=None, rev=None):
@@ -31,7 +31,14 @@ def preview(request, book, chunk=None, rev=None):
     If chunk and rev number are given, use version from given revision.
     If rev is not given, use publishable version.
     """
-    chunk = Chunk.get(book, chunk)
+    try:
+        chunk = Chunk.get(book, chunk)
+    except Chunk.DoesNotExist:
+        raise Http404
+
+    if chunk.book.cover and rev is None and not request.GET.get('width') and not request.GET.get('height'):
+        return HttpResponseRedirect(chunk.book.cover.url)
+
     if rev is not None:
         try:
             revision = chunk.at_revision(rev)
@@ -58,7 +65,11 @@ def preview(request, book, chunk=None, rev=None):
 
     cover_class = request.GET.get('cover_class', 'default')
 
-    cover = make_cover(info, cover_class=cover_class, width=width, height=height)
+    kwargs = {}
+    if chunk.book.project is not None:
+        if chunk.book.project.logo_mono or chunk.book.project.logo:
+            kwargs['cover_logo'] = (chunk.book.project.logo_mono or chunk.book.project.logo).path
+    cover = make_cover(info, cover_class=cover_class, width=width, height=height, **kwargs)
     response = HttpResponse(content_type=cover.mime_type())
     img = cover.final_image()
     img.save(response, cover.format)
@@ -96,6 +107,22 @@ def preview_from_xml(request):
 def image(request, pk):
     img = get_object_or_404(Image, pk=pk)
 
+    if not request.accepts('text/html') and request.accepts('application/json') or request.GET.get('format') == 'json':
+        return JsonResponse({
+            'title': img.title,
+            'author': img.author,
+            'license_name': img.license_name,
+            'license_url': img.license_url,
+            'source_url': img.source_url,
+            'attribution': img.attribution,
+            'cut_left': img.cut_left,
+            'cut_right': img.cut_right,
+            'cut_top': img.cut_top,
+            'cut_bottom': img.cut_bottom,
+            'file': img.file.url,
+            'use_file': img.use_file.url,
+        })
+
     if request.user.has_perm('cover.change_image'):
         if request.method == "POST":
             form = forms.ImageEditForm(request.POST, request.FILES, instance=img)
@@ -123,9 +150,14 @@ def image_file(request, pk):
 
 @active_tab('cover')
 def image_list(request):
+    qs = Image.objects.all().order_by('-id')
+    only_unused = request.GET.get('unused')
+    if only_unused:
+        qs = qs.filter(book=None)
     return render(request, "cover/image_list.html", {
-        'object_list': Image.objects.all().order_by('-id'),
+        'object_list': qs,
         'can_add': request.user.has_perm('cover.add_image'),
+        'only_unused': only_unused,
     })
 
 
@@ -158,7 +190,7 @@ def quick_import(request, pk):
     if url.startswith('%s://%s/' % (
             request.scheme,
             request.get_host())):
-        cover_id = url.rsplit('/', 1)[-1]
+        cover_id = url.rstrip('/').rsplit('/', 1)[-1]
         cover = Image.objects.get(pk=cover_id)
     else:
         data = get_import_data(url)