* Improved history view (still not there).

[redakcja.git] / apps / wiki / views.py

diff --git a/apps/wiki/views.py b/apps/wiki/views.py
index ec43dee..dd3991f 100644 (file)
--- a/apps/wiki/views.py
+++ b/apps/wiki/views.py
@@ -7,32 +7,57 @@ from django.utils import simplejson as json
 
 from wiki.models import storage, Document, DocumentNotFound
 from wiki.forms import DocumentForm
+from datetime import datetime
 
+# import google_diff
+# import difflib
+import nice_diff
+import operator
 
-def document_list(request, template_name='wiki/document_list.html'):
-    return direct_to_template(request, template_name, extra_context={
+MAX_LAST_DOCS = 10
+
+class DateTimeEncoder(json.JSONEncoder):
+     def default(self, obj):
+         if isinstance(obj, datetime):
+             return datetime.ctime(obj) + " " + (datetime.tzname(obj) or 'GMT')
+         return json.JSONEncoder.default(self, obj)
+
+def document_list(request, template_name = 'wiki/document_list.html'):
+    # TODO: find a way to cache "Storage All"
+    return direct_to_template(request, template_name, extra_context = {
         'document_list': storage.all(),
-    })
+        'last_docs': sorted(request.session.get("wiki_last_docs", {}).items(), 
+                        key=operator.itemgetter(1), reverse = True)
+    })  
 
 
-def document_detail(request, name, template_name='wiki/document_details.html'):
+def document_detail(request, name, template_name = 'wiki/document_details.html'):
     try:
         document = storage.get(name)
-    except DocumentNotFound:
-        document = Document(storage, name=name, text='')
+    except DocumentNotFound:        
+        raise Http404
     
-
+    access_time = datetime.now()
+    last_documents = request.session.get("wiki_last_docs", {})      
+    last_documents[name] = access_time
+    
+    if len(last_documents) > MAX_LAST_DOCS:
+        oldest_key = min(last_documents, key = last_documents.__getitem__)
+        del last_documents[oldest_key]        
+    request.session['wiki_last_docs'] = last_documents   
+                
     if request.method == 'POST':
-        form = DocumentForm(request.POST, instance=document)
+        
+        form = DocumentForm(request.POST, instance = document)
         if form.is_valid():
             document = form.save()
-            return HttpResponse(json.dumps({'text': document.plain_text(), 'meta': document.meta(), 'revision': document.revision()}))
+            return HttpResponse(json.dumps({'text': document.plain_text, 'meta': document.meta(), 'revision': document.revision()}))
         else:
             return HttpResponse(json.dumps({'errors': form.errors}))
     else:
-        form = DocumentForm(instance=document)
-    
-    return direct_to_template(request, template_name, extra_context={
+        form = DocumentForm(instance = document)
+
+    return direct_to_template(request, template_name, extra_context = {
         'document': document,
         'form': form,
     })
@@ -41,8 +66,23 @@ def document_detail(request, name, template_name='wiki/document_details.html'):
 def document_gallery(request, directory):
     try:
         base_dir = os.path.join(settings.MEDIA_ROOT, settings.FILEBROWSER_DIRECTORY, directory)
-        print base_dir
-        images = ['%s%s%s/%s' % (settings.MEDIA_URL, settings.FILEBROWSER_DIRECTORY, directory, f) for f in os.listdir(base_dir) if os.path.splitext(f)[1].lower() in ('.jpg', '.jpeg', '.png')]
+        images = [u'%s%s%s/%s' % (settings.MEDIA_URL, settings.FILEBROWSER_DIRECTORY, directory, f) for f in os.listdir(base_dir) if os.path.splitext(f)[1].lower() in (u'.jpg', u'.jpeg', u'.png')]
+        images.sort()
         return HttpResponse(json.dumps(images))
-    except (IndexError, OSError), e:
+    except (IndexError, OSError), exc:
+        import traceback
+        traceback.print_exc()
+
         raise Http404
+    
+def document_diff(request, name, revA, revB):     
+    docA = storage.get(name, int(revA))
+    docB = storage.get(name, int(revB)) 
+    
+    
+    return HttpResponse(nice_diff.html_diff_table(docA.plain_text.splitlines(), 
+                                         docB.plain_text.splitlines()) )                                           
+    
+    
+def document_history(reuqest, name):
+    return HttpResponse( json.dumps(storage.history(name), cls=DateTimeEncoder), mimetype='application/json')