Fixed requirements. Rewrote deployment script to use github.
[redakcja.git] / apps / wiki / views.py
index 5bf3ce4..64e9330 100644 (file)
@@ -2,11 +2,12 @@ import os
 
 from django.conf import settings
 from django.views.generic.simple import direct_to_template
-from django.http import HttpResponse, Http404
-from django.utils import simplejson as json
+from django.views.decorators.http import require_POST
+from .helpers import JSONResponse, JSONFormInvalid, JSONServerError
+from django import http
 
-from wiki.models import Document, DocumentNotFound, getstorage
-from wiki.forms import DocumentForm, DocumentTextSaveForm
+from wiki.models import getstorage
+from wiki.forms import DocumentForm, DocumentTextSaveForm, DocumentTagForm
 from datetime import datetime
 from django.utils.encoding import smart_unicode
 import wlapi
@@ -24,126 +25,148 @@ import operator
 
 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)
 
 @never_cache
-def document_list(request, template_name = 'wiki/document_list.html'):
+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 = {
+    return direct_to_template(request, template_name, extra_context={
         'document_list': getstorage().all(),
-        'last_docs': sorted(request.session.get("wiki_last_docs", {}).items(), 
-                        key=operator.itemgetter(1), reverse = True)
-    })  
+        'last_docs': sorted(request.session.get("wiki_last_docs", {}).items(),
+                        key=operator.itemgetter(1), reverse=True),
+    })
+
 
 @never_cache
-def document_detail(request, name, template_name = 'wiki/document_details.html'):
-    
-    try:
-        document = getstorage().get(name)
-    except DocumentNotFound:        
-        raise Http404
-    
+def document_detail(request, name, template_name='wiki/document_details.html'):
+
+    document = getstorage().get_or_404(name)
+
     access_time = datetime.now()
-    last_documents = request.session.get("wiki_last_docs", {})      
+    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      
+        oldest_key = min(last_documents, key=last_documents.__getitem__)
+        del last_documents[oldest_key]
+    request.session['wiki_last_docs'] = last_documents
 
-    return direct_to_template(request, template_name, extra_context = {
+    return direct_to_template(request, template_name, extra_context={
         'document': document,
         'document_info': document.info,
         'document_meta': document.meta,
-        'text_save_form': DocumentTextSaveForm(),         
+        'forms': {"text_save": DocumentTextSaveForm(), "add_tag": DocumentTagForm()},
     })
 
+
 @never_cache
 def document_text(request, name):
-    try:
-        document = getstorage().get(name)
-    except DocumentNotFound:        
-        raise Http404
-    
-    if request.method == 'POST':        
-        form = DocumentForm(request.POST, instance = document)
+    storage = getstorage()
+    document = storage.get_or_404(name)
+
+    if request.method == 'POST':
+        form = DocumentTextSaveForm(request.POST)
+
         if form.is_valid():
-            document = form.save(document_author = request.user.username)
-            return HttpResponse(json.dumps({'text': document.plain_text, 'meta': document.meta(), 'revision': document.revision()}))
+            revision = form.cleaned_data['parent_revision']
+            document.text = form.cleaned_data['text']
+
+            storage.put(document,
+                author=form.cleaned_data['author'] or request.user.username,
+                comment=form.cleaned_data['comment'],
+                parent=revision,
+            )
+
+            return JSONResponse({
+                'text': document.plain_text if revision != document.revision() else None,
+                'meta': document.meta(),
+                'revision': document.revision(),
+            })
         else:
-            return HttpResponse(json.dumps({'errors': list(form.errors)}))
+            return JSONFormInvalid(form)
     else:
-        return HttpResponse(json.dumps({'text': document.plain_text, 'meta': document.meta(), 'revision': document.revision()}))
-   
+        return JSONResponse({
+            'text': document.plain_text,
+            'meta': document.meta(),
+            'revision': document.revision(),
+        })
 
 
 @never_cache
 def document_gallery(request, directory):
     try:
+        base_url = ''.join((
+                        smart_unicode(settings.MEDIA_URL),
+                        smart_unicode(settings.FILEBROWSER_DIRECTORY),
+                        smart_unicode(directory)))
+
         base_dir = os.path.join(
-                    smart_unicode(settings.MEDIA_ROOT), 
+                    smart_unicode(settings.MEDIA_ROOT),
                     smart_unicode(settings.FILEBROWSER_DIRECTORY),
-                    smart_unicode(directory) )
-        
-        def map_to_url(filename):           
-                         
-            return '%s%s%s/%s' % (
-                        smart_unicode(settings.MEDIA_URL),                         
-                        smart_unicode(settings.FILEBROWSER_DIRECTORY),
-                        smart_unicode(directory),
-                        smart_unicode(filename)
-            )
-            
+                    smart_unicode(directory))
+
+        def map_to_url(filename):
+            return "%s/%s" % (base_url, smart_unicode(filename))
+
         def is_image(filename):
             return os.path.splitext(f)[1].lower() in (u'.jpg', u'.jpeg', u'.png')
-            
-        images = [ map_to_url(f) for f in map(smart_unicode, os.listdir(base_dir)) if is_image(f) ]
+
+        images = [map_to_url(f) for f in map(smart_unicode, os.listdir(base_dir)) if is_image(f)]
         images.sort()
-        return HttpResponse(json.dumps(images))
+        return JSONResponse(images)
     except (IndexError, OSError), exc:
         import traceback
         traceback.print_exc()
+        raise http.Http404
+
 
-        raise Http404
-    
 @never_cache
-def document_diff(request, name, revA, revB):
-    storage = getstorage()     
-    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()) )                                           
-    
-@never_cache    
-def document_history(request, name):
+def document_diff(request, name):
     storage = getstorage()
-    
-    return HttpResponse( 
-                json.dumps(storage.history(name), cls=DateTimeEncoder), 
-                mimetype='application/json')
-    
-    
+
+    revA = int(request.GET.get('from', 0))
+    revB = int(request.GET.get('to', 0))
+
+    if revA > revB:
+        revA, revB = revB, revA
+
+    if revB == 0:
+        revB = None
+
+    docA = storage.get_or_404(name, int(revA))
+    docB = storage.get_or_404(name, int(revB))
+
+    return http.HttpResponse(nice_diff.html_diff_table(docA.plain_text.splitlines(),
+                                         docB.plain_text.splitlines()))
+
+
 @never_cache
+def document_history(request, name):
+    storage = getstorage()
+    return JSONResponse(storage.history(name))
+
+
+@require_POST
+def document_add_tag(request, name):
+    storage = getstorage()
+
+    form = DocumentTagForm(request.POST)
+    if form.is_valid():
+        doc = storage.get_or_404(name, form.cleaned_data['version'])
+        doc.add_tag(form.cleaned_data['tag'])
+        return JSONResponse({"message": _("Tag added")})
+    else:
+        return JSONFormInvalid(form)
+
+
+@require_POST
 def document_publish(request, name, version):
     storage = getstorage()
-    
+
     # get the document
+    document = storage.get_or_404(name, revision=int(version))
+
+    api = wlapi.WLAPI(settings.WL_API_CONFIG)
     try:
-        document = storage.get(name, revision = int(version))
-    except DocumentNotFound:        
-        raise Http404
-    
-    api = wlapi.WLAPI(settings.WL_API_CONFIG)    
-    try:        
-        result = {"success": True, "result": api.publish_book(document)}
-    except wlapi.APICallException, e:                        
-        result = {"success": False, "reason": str(e)}
-        
-    return HttpResponse( json.dumps(result), mimetype='application/json')           
\ No newline at end of file
+        return JSONResponse({"result": api.publish_book(document)})
+    except wlapi.APICallException, e:
+        return JSONServerError({"message": str(e)})