pep8, style, dead code cleanup etc.

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

diff --git a/apps/wiki/views.py b/apps/wiki/views.py
index 931cf78..1b16077 100644 (file)
--- a/apps/wiki/views.py
+++ b/apps/wiki/views.py
@@ -1,76 +1,247 @@
+# -*- coding: utf-8 -*-
+#
+# This file is part of MIL/PEER, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
+import json

 import os
 import os

+import logging
+import urllib

 
 from django.conf import settings
 
 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 import http
+from django.http import 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.formats import localize
+from django.utils.translation import ugettext as _
+from django.views.decorators.http import require_POST
+from django.shortcuts import get_object_or_404, render

 
 

-from wiki.models import storage, Document, DocumentNotFound
-from wiki.forms import DocumentForm
-from datetime import datetime
+from catalogue.models import Document, Template
+from dvcs.models import Revision
+import nice_diff
+from wiki import forms
+from wiki.helpers import JSONResponse, JSONFormInvalid

 
 

-# import google_diff
-import difflib
+#
+# Quick hack around caching problems, TODO: use ETags
+#
+from django.views.decorators.cache import never_cache

 
 

+logger = logging.getLogger("fnp.wiki")

 
 

-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)
+MAX_LAST_DOCS = 10

 
 

-def document_list(request, template_name = 'wiki/document_list.html'):
-    return direct_to_template(request, template_name, extra_context = {
-        'document_list': storage.all(),
+
+def get_history(document):
+    revisions = []
+    for i, revision in enumerate(document.history()):
+        revisions.append({
+            "version": i + 1,
+            "description": revision.description,
+            "author": revision.author_str(),
+            "date": localize(revision.created_at),
+            "revision": revision.pk,
+            "published": _("Published") + ": " +
+            localize(revision.publish_log.order_by('-timestamp')[0].timestamp)
+            if revision.publish_log.exists() else "",
+        })
+    return revisions
+
+
+@never_cache
+def editor(request, pk, template_name='wiki/bootstrap.html'):
+    doc = get_object_or_404(Document, pk=pk, deleted=False)
+
+    save_form = forms.DocumentTextSaveForm(user=request.user, prefix="textsave")
+    text = doc.materialize()
+    revision = doc.revision
+    history = get_history(doc)
+    return render(request, template_name, {
+        'serialized_document_data': json.dumps({
+            'document': text,
+            'document_id': doc.pk,
+            'title': doc.meta().get('title', ''),
+            'history': history,
+            'version': len(history),
+            'revision': revision.pk,
+            'stage': doc.stage,
+            'assignment': str(doc.assigned_to),
+        }),
+        'serialized_templates': json.dumps([
+            {'id': t.id, 'name': t.name, 'content': t.content} for t in Template.objects.filter(is_partial=True)
+        ]),
+        'forms': {
+            "text_save": save_form,
+            "text_revert": forms.DocumentTextRevertForm(prefix="textrevert"),
+            "text_publish": forms.DocumentTextPublishForm(prefix="textpublish"),
+        },
+        'pk': doc.pk,

     })
 
 
     })
 
 

-def document_detail(request, name, template_name = 'wiki/document_details.html'):
-    try:
-        document = storage.get(name)
-    except DocumentNotFound:
-        # WTF ?!
-        raise Http404 
-        # document = Document(storage, name = name, text = '')
+@never_cache
+@decorator_from_middleware(GZipMiddleware)
+def text(request, doc_id):
+    doc = get_object_or_404(Document, pk=doc_id, deleted=False)
+    # if not doc.book.accessible(request):
+    #     return HttpResponseForbidden("Not authorized.")

 
     if request.method == 'POST':
 
     if request.method == 'POST':

-        form = DocumentForm(request.POST, instance = document)
+        form = forms.DocumentTextSaveForm(request.POST, user=request.user, prefix="textsave")

         if form.is_valid():
         if form.is_valid():

-            document = form.save()
-            return HttpResponse(json.dumps({'text': document.plain_text, 'meta': document.meta(), 'revision': document.revision()}))
+            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']
+            # tags = [stage] if stage else []
+            # publishable = (form.cleaned_data['publishable'] and
+            #                request.user.has_perm('catalogue.can_pubmark'))
+            try:
+                doc.commit(
+                    author=author,
+                    text=text,
+                    description=form.cleaned_data['comment'],
+                    author_name=form.cleaned_data['author_name'],
+                    author_email=form.cleaned_data['author_email'],
+                )
+                doc.set_stage(stage)
+            except:
+                from traceback import print_exc
+                print_exc()
+                raise
+            # revision = doc.revision()
+            return JSONResponse({
+                'text': None,  # doc.materialize() if parent_revision != revision else None,
+                # 'version': revision,
+                # 'stage': doc.stage.name if doc.stage else None,
+                'assignment': doc.assigned_to.username if doc.assigned_to else None
+            })

         else:
         else:

-            return HttpResponse(json.dumps({'errors': form.errors}))
+            return JSONFormInvalid(form)

     else:
     else:

-        form = DocumentForm(instance = document)
+        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({
+            'text': text,
+            'meta': {},
+            'revision': revision,
+        })
+
+
+@never_cache
+@require_POST
+def revert(request, doc_id):
+    form = forms.DocumentTextRevertForm(request.POST, prefix="textrevert")
+    if form.is_valid():
+        doc = get_object_or_404(Document, pk=doc_id, deleted=False)
+        rev = get_object_or_404(Revision, pk=form.cleaned_data['revision'])
+
+        comment = form.cleaned_data['comment']
+        comment += "\n#revert to %s" % rev.pk
+
+        if request.user.is_authenticated():
+            author = request.user
+        else:
+            author = None
+
+        # before = doc.revision
+        logger.info("Reverting %s to %s", doc_id, rev.pk)
+
+        doc.commit(
+            author=author,
+            text=rev.materialize(),
+            description=comment,
+            # author_name=form.cleaned_data['author_name'], #?
+            # author_email=form.cleaned_data['author_email'], #?
+        )
+
+        return JSONResponse({
+            # 'document': None, #doc.materialize() if before != doc.revision else None,
+            # 'version': doc.revision(),
+        })
+    else:
+        return JSONFormInvalid(form)

 
 

-    return direct_to_template(request, template_name, extra_context = {
-        'document': document,
-        'form': form,
-    })

 
 

+@never_cache
+def gallery(request, directory):
+    if not request.user.is_authenticated():
+        return HttpResponseForbidden("Not authorized.")

 
 

-def document_gallery(request, directory):

     try:
     try:

-        base_dir = os.path.join(settings.MEDIA_ROOT, settings.FILEBROWSER_DIRECTORY, directory)
-        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')]
+        base_url = ''.join((
+                        smart_unicode(settings.MEDIA_URL),
+                        smart_unicode(settings.IMAGE_DIR),
+                        smart_unicode(directory)))
+
+        base_dir = os.path.join(
+                    smart_unicode(settings.MEDIA_ROOT),
+                    smart_unicode(settings.IMAGE_DIR),
+                    smart_unicode(directory))
+
+        def map_to_url(filename):
+            return urllib.quote("%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.sort()
         images.sort()

-        return HttpResponse(json.dumps(images))
-    except (IndexError, OSError), exc:
-        import traceback
-        traceback.print_exc()
-
-        raise Http404
-    
-def document_diff(request, name, revA, revB):
-    differ = difflib.HtmlDiff(wrapcolumn=60)
-     
-    docA = storage.get(name, int(revA))
-    docB = storage.get(name, int(revB))
-     
-    return HttpResponse(differ.make_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')
+
+        return JSONResponse(images)
+    except (IndexError, OSError):
+        logger.exception("Unable to fetch gallery")
+        raise http.Http404
+
+
+@never_cache
+def diff(request, doc_id):
+    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
+
+    # TODO: check if revisions in line.
+
+    doc = get_object_or_404(Document, pk=doc_id, deleted=False)
+
+    # allow diff from the beginning
+    if revA:
+        docA = Revision.objects.get(pk=revA).materialize()
+    else:
+        docA = ""
+    docB = Revision.objects.get(pk=revB).materialize()
+
+    return http.HttpResponse(nice_diff.html_diff_table(docA.splitlines(), docB.splitlines(), context=3))
+
+
+@never_cache
+def history(request, doc_id):
+    # TODO: pagination
+    doc = get_object_or_404(Document, pk=doc_id, deleted=False)
+
+    return JSONResponse(get_history(doc))