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Fix for Uporzadkuj.
[redakcja.git] / apps / wiki / views.py
diff --git a/apps/wiki/views.py b/apps/wiki/views.py
index 29039b7..4b825e5 100644 (file)
--- a/apps/wiki/views.py
+++ b/apps/wiki/views.py
@@ -1,166 +1,308 @@
+from datetime import datetime
 import os
 import os
+import logging
 
 from django.conf import settings
 
 from django.conf import settings
-from django.views.generic.simple import direct_to_template
-from django.views.decorators.http import require_POST
-from .helpers import JSONResponse, JSONFormInvalid, JSONServerError
+from django.core.urlresolvers import reverse
 from django import http
 from django import http
-
-from wiki.models import getstorage
-from wiki.forms import DocumentForm, DocumentTextSaveForm, DocumentTagForm
-from datetime import datetime
+from django.http import Http404, HttpResponseForbidden
+from django.middleware.gzip import GZipMiddleware
+from django.utils.decorators import decorator_from_middleware
 from django.utils.encoding import smart_unicode
 from django.utils.encoding import smart_unicode
-import wlapi
+from django.utils.formats import localize
+from django.utils.translation import ugettext as _
+from django.views.decorators.http import require_POST, require_GET
+from django.views.generic.simple import direct_to_template
+from django.shortcuts import get_object_or_404
+
+from catalogue.models import Book, Chunk
+import nice_diff
+from wiki import forms
+from wiki.helpers import (JSONResponse, JSONFormInvalid, JSONServerError,
+                ajax_require_permission)
+from wiki.models import Theme
 
 #
 # Quick hack around caching problems, TODO: use ETags
 #
 from django.views.decorators.cache import never_cache
 
 
 #
 # Quick hack around caching problems, TODO: use ETags
 #
 from django.views.decorators.cache import never_cache
 
-import logging
-logger = logging.getLogger("fnp.peanut.api")
-
-import nice_diff
-import operator
+logger = logging.getLogger("fnp.wiki")
 
 MAX_LAST_DOCS = 10
 
 
 MAX_LAST_DOCS = 10
 
-@never_cache
-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': getstorage().all(),
-        'last_docs': sorted(request.session.get("wiki_last_docs", {}).items(), 
-                        key=operator.itemgetter(1), reverse = True)
-    })  
 
 @never_cache
 
 @never_cache
-def document_detail(request, name, template_name = 'wiki/document_details.html'):
-    
-    document = getstorage().get_or_404(name)
-    
+def editor(request, slug, chunk=None, template_name='wiki/document_details.html'):
+    try:
+        chunk = Chunk.get(slug, chunk)
+    except Chunk.MultipleObjectsReturned:
+        # TODO: choice page
+        raise Http404
+    except Chunk.DoesNotExist:
+        if chunk is None:
+            try:
+                book = Book.objects.get(slug=slug)
+            except Book.DoesNotExist:
+                return http.HttpResponseRedirect(reverse("catalogue_create_missing", args=[slug]))
+        else:
+            raise Http404
+    if not chunk.book.accessible(request):
+        return HttpResponseForbidden("Not authorized.")
+
+    access_time = datetime.now()
+    last_books = request.session.get("wiki_last_books", {})
+    last_books[slug, chunk.slug] = {
+        'time': access_time,
+        'title': chunk.pretty_name(),
+        }
+
+    if len(last_books) > MAX_LAST_DOCS:
+        oldest_key = min(last_books, key=lambda x: last_books[x]['time'])
+        del last_books[oldest_key]
+    request.session['wiki_last_books'] = last_books
+
+    return direct_to_template(request, template_name, extra_context={
+        'chunk': chunk,
+        'forms': {
+            "text_save": forms.DocumentTextSaveForm(user=request.user, prefix="textsave"),
+            "text_revert": forms.DocumentTextRevertForm(prefix="textrevert"),
+            "pubmark": forms.DocumentPubmarkForm(prefix="pubmark"),
+        },
+        'can_pubmark': request.user.has_perm('catalogue.can_pubmark'),
+        'REDMINE_URL': settings.REDMINE_URL,
+    })
+
+
+@require_GET
+def editor_readonly(request, slug, chunk=None, template_name='wiki/document_details_readonly.html'):
+    try:
+        chunk = Chunk.get(slug, chunk)
+        revision = request.GET['revision']
+    except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist, KeyError):
+        raise Http404
+    if not chunk.book.accessible(request):
+        return HttpResponseForbidden("Not authorized.")
+
     access_time = datetime.now()
     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      
-
-    return direct_to_template(request, template_name, extra_context = {
-        'document': document,
-        'document_info': document.info,
-        'document_meta': document.meta,
-        'forms': {"text_save": DocumentTextSaveForm(), "add_tag": DocumentTagForm() },         
+    last_books = request.session.get("wiki_last_books", {})
+    last_books[slug, chunk.slug] = {
+        'time': access_time,
+        'title': chunk.book.title,
+        }
+
+    if len(last_books) > MAX_LAST_DOCS:
+        oldest_key = min(last_books, key=lambda x: last_books[x]['time'])
+        del last_books[oldest_key]
+    request.session['wiki_last_books'] = last_books
+
+    return direct_to_template(request, template_name, extra_context={
+        'chunk': chunk,
+        'revision': revision,
+        'readonly': True,
+        'REDMINE_URL': settings.REDMINE_URL,
     })
 
     })
 
+
 @never_cache
 @never_cache
-def document_text(request, name):    
-    storage = getstorage()
-    document = storage.get_or_404(name) 
-    
-    if request.method == 'POST':        
-        form = DocumentTextSaveForm(request.POST)
-        
-        if form.is_valid():            
-            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 
-            )
-                        
+@decorator_from_middleware(GZipMiddleware)
+def text(request, chunk_id):
+    doc = get_object_or_404(Chunk, pk=chunk_id)
+    if not doc.book.accessible(request):
+        return HttpResponseForbidden("Not authorized.")
+
+    if request.method == 'POST':
+        form = forms.DocumentTextSaveForm(request.POST, user=request.user, prefix="textsave")
+        if form.is_valid():
+            if request.user.is_authenticated():
+                author = request.user
+            else:
+                author = None
+            text = form.cleaned_data['text']
+            parent_revision = form.cleaned_data['parent_revision']
+            if parent_revision is not None:
+                parent = doc.at_revision(parent_revision)
+            else:
+                parent = None
+            stage = form.cleaned_data['stage_completed']
+            tags = [stage] if stage else []
+            publishable = (form.cleaned_data['publishable'] and
+                    request.user.has_perm('catalogue.can_pubmark'))
+            doc.commit(author=author,
+                       text=text,
+                       parent=parent,
+                       description=form.cleaned_data['comment'],
+                       tags=tags,
+                       author_name=form.cleaned_data['author_name'],
+                       author_email=form.cleaned_data['author_email'],
+                       publishable=publishable,
+                       )
+            revision = doc.revision()
             return JSONResponse({
             return JSONResponse({
-                'text': document.plain_text if revision != document.revision() else None, 
-                'meta': document.meta(), 
-                'revision': document.revision() 
+                'text': doc.materialize() if parent_revision != revision else None,
+                'meta': {},
+                'revision': revision,
             })
         else:
             })
         else:
-            return JSONFormInvalid(form)                            
+            return JSONFormInvalid(form)
     else:
     else:
+        revision = request.GET.get("revision", None)
+        
+        try:
+            revision = int(revision)
+        except (ValueError, TypeError):
+            revision = doc.revision()
+
+        if revision is not None:
+            text = doc.at_revision(revision).materialize()
+        else:
+            text = ''
+
         return JSONResponse({
         return JSONResponse({
-            'text': document.plain_text, 
-            'meta': document.meta(), 
-            'revision': document.revision()
+            'text': text,
+            'meta': {},
+            'revision': revision,
         })
         })
-   
 
 
 @never_cache
 
 
 @never_cache
-def document_gallery(request, directory):
+@require_POST
+def revert(request, chunk_id):
+    form = forms.DocumentTextRevertForm(request.POST, prefix="textrevert")
+    if form.is_valid():
+        doc = get_object_or_404(Chunk, pk=chunk_id)
+        if not doc.book.accessible(request):
+            return HttpResponseForbidden("Not authorized.")
+
+        revision = form.cleaned_data['revision']
+
+        comment = form.cleaned_data['comment']
+        comment += "\n#revert to %s" % revision
+
+        if request.user.is_authenticated():
+            author = request.user
+        else:
+            author = None
+
+        before = doc.revision()
+        logger.info("Reverting %s to %s", chunk_id, revision)
+        doc.at_revision(revision).revert(author=author, description=comment)
+
+        return JSONResponse({
+            'text': doc.materialize() if before != doc.revision() else None,
+            'meta': {},
+            'revision': doc.revision(),
+        })
+    else:
+        return JSONFormInvalid(form)
+
+
+@never_cache
+def gallery(request, directory):
     try:
         base_url = ''.join((
                         smart_unicode(settings.MEDIA_URL),
     try:
         base_url = ''.join((
                         smart_unicode(settings.MEDIA_URL),
-                        smart_unicode(settings.FILEBROWSER_DIRECTORY),
+                        smart_unicode(settings.IMAGE_DIR),
                         smart_unicode(directory)))
                         smart_unicode(directory)))
-        
+
         base_dir = os.path.join(
         base_dir = os.path.join(
-                    smart_unicode(settings.MEDIA_ROOT), 
-                    smart_unicode(settings.FILEBROWSER_DIRECTORY),
+                    smart_unicode(settings.MEDIA_ROOT),
+                    smart_unicode(settings.IMAGE_DIR),
                     smart_unicode(directory))
                     smart_unicode(directory))
-        
+
         def map_to_url(filename):
             return "%s/%s" % (base_url, smart_unicode(filename))
         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')
         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()
         images.sort()
+
+        if not request.user.is_authenticated():
+            return HttpResponseForbidden("Not authorized.")
+
         return JSONResponse(images)
         return JSONResponse(images)
-    except (IndexError, OSError), exc:
-        import traceback
-        traceback.print_exc()
+    except (IndexError, OSError):
+        logger.exception("Unable to fetch gallery")
         raise http.Http404
         raise http.Http404
-    
+
+
 @never_cache
 @never_cache
-def document_diff(request, name):
-    storage = getstorage()    
-    
+def diff(request, chunk_id):
     revA = int(request.GET.get('from', 0))
     revB = int(request.GET.get('to', 0))
     revA = int(request.GET.get('from', 0))
     revB = int(request.GET.get('to', 0))
-    
+
     if revA > revB:
         revA, revB = revB, revA
     if revA > revB:
         revA, revB = revB, revA
-        
+
     if revB == 0:
     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)) 
+        revB = None
+
+    doc = get_object_or_404(Chunk, pk=chunk_id)
+    if not doc.book.accessible(request):
+        return HttpResponseForbidden("Not authorized.")
+
+    # allow diff from the beginning
+    if revA:
+        docA = doc.at_revision(revA).materialize()
+    else:
+        docA = ""
+    docB = doc.at_revision(revB).materialize()
+
+    return http.HttpResponse(nice_diff.html_diff_table(docA.splitlines(),
+                                         docB.splitlines(), context=3))
+
+
+@never_cache
+def revision(request, chunk_id):
+    doc = get_object_or_404(Chunk, pk=chunk_id)
+    if not doc.book.accessible(request):
+        return HttpResponseForbidden("Not authorized.")
+    return http.HttpResponse(str(doc.revision()))
+
+
+@never_cache
+def history(request, chunk_id):
+    # TODO: pagination
+    doc = get_object_or_404(Chunk, pk=chunk_id)
+    if not doc.book.accessible(request):
+        return HttpResponseForbidden("Not authorized.")
+
+    changes = []
+    for change in doc.history().reverse():
+        changes.append({
+                "version": change.revision,
+                "description": change.description,
+                "author": change.author_str(),
+                "date": localize(change.created_at),
+                "publishable": _("Publishable") + "\n" if change.publishable else "",
+                "tag": ',\n'.join(unicode(tag) for tag in change.tags.all()),
+            })
+    return JSONResponse(changes)
+
 
 @require_POST
 
 @require_POST
-def document_add_tag(request, name): 
-    storage = getstorage()
-    
-    form = DocumentTagForm(request.POST)
+@ajax_require_permission('catalogue.can_pubmark')
+def pubmark(request, chunk_id):
+    form = forms.DocumentPubmarkForm(request.POST, prefix="pubmark")
     if form.is_valid():
     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")})  
+        doc = get_object_or_404(Chunk, pk=chunk_id)
+        if not doc.book.accessible(request):
+            return HttpResponseForbidden("Not authorized.")
+
+        revision = form.cleaned_data['revision']
+        publishable = form.cleaned_data['publishable']
+        change = doc.at_revision(revision)
+        if publishable != change.publishable:
+            change.set_publishable(publishable)
+            return JSONResponse({"message": _("Revision marked")})
+        else:
+            return JSONResponse({"message": _("Nothing changed")})
     else:
         return JSONFormInvalid(form)
     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:        
-        return JSONResponse({"result": api.publish_book(document)})
-    except wlapi.APICallException, e:  
-        return JSONServerError({"message": str(e)})                     
\ No newline at end of file
+
+
+def themes(request):
+    prefix = request.GET.get('q', '')
+    return http.HttpResponse('\n'.join([str(t) for t in Theme.objects.filter(name__istartswith=prefix)]))