save tags for new resource

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

diff --git a/apps/wiki/views.py b/apps/wiki/views.py
index 21c9fe5..6a5f2ac 100644 (file)
--- a/apps/wiki/views.py
+++ b/apps/wiki/views.py
@@ -1,141 +1,256 @@
+# -*- 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 wiki.models import storage, Document, DocumentNotFound
-from wiki.forms import DocumentForm
-from datetime import datetime
+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.encoding import smart_unicode

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

 
 

-import httplib2
-import poster
+from catalogue.models import Document, Template
+from dvcs.models import Revision

 import nice_diff
 import nice_diff

-import operator
+from wiki import forms
+from wiki.helpers import JSONResponse, JSONFormInvalid
+
+#
+# Quick hack around caching problems, TODO: use ETags
+#
+from django.views.decorators.cache import never_cache
+
+logger = logging.getLogger("fnp.wiki")

 
 MAX_LAST_DOCS = 10
 
 
 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 get_history(document):
+    revisions = []
+    for i, revision in enumerate(document.history()):
+        revisions.append({
+            "version": i + 1,
+            "description": revision.description,
+            "author": escape(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

 
 
 
 

-def document_detail(request, name, template_name = 'wiki/document_details.html'):
-    print "Trying to get", repr(name)
-    try:
-        document = storage.get(name)
-    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)
+@never_cache
+def editor(request, pk, template_name='wiki/bootstrap.html'):
+    doc = get_object_or_404(Document, pk=pk, deleted=False)
+    if not doc.can_edit(request.user):
+        return HttpResponseForbidden("Not authorized.")
+
+    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,
+            'stage_name': doc.stage_name(),
+            'assignment': doc.assigned_to.username if doc.assigned_to else None,
+        }),
+        '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,
+    })
+
+
+@never_cache
+@decorator_from_middleware(GZipMiddleware)
+def text(request, doc_id):
+    doc = get_object_or_404(Document, pk=doc_id, deleted=False)
+
+    if request.method == 'POST':
+        if not doc.can_edit(request.user):
+            return HttpResponseForbidden("Not authorized.")
+        form = forms.DocumentTextSaveForm(request.POST, user=request.user, prefix="textsave")

         if form.is_valid():
         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()}))
+            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
+            return JSONResponse({
+                'text': None,  # doc.materialize() if parent_revision != revision else None,
+                'version': len(get_history(doc)),
+                'stage': doc.stage,
+                'stage_name': doc.stage_name(),
+                '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()

 
 

-    return direct_to_template(request, template_name, extra_context = {
-        'document': document,
-        'form': form,
-    })
+        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)
+        if not doc.can_edit(request.user):
+            return HttpResponseForbidden("Not authorized.")
+        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': doc.materialize(),
+            'version': len(get_history(doc)),
+            'stage': doc.stage,
+            'stage_name': doc.stage_name(),
+            'assignment': doc.assigned_to.username if doc.assigned_to else None,
+        })
+    else:
+        return JSONFormInvalid(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_url = ''.join((
+                        smart_unicode(settings.MEDIA_URL),
+                        smart_unicode(settings.IMAGE_DIR),
+                        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(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(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')
         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()

-        return HttpResponse(json.dumps(images))
-    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(request, name):
-    return HttpResponse( 
-                json.dumps(storage.history(name), cls=DateTimeEncoder), 
-                mimetype='application/json')
-
-
-def document_publish(request, name, version):
-    # get the document
-    try:
-        document = storage.get(name, revision = int(version))
-    except DocumentNotFound:        
-        raise Http404
-    
-    poster.streaminghttp.register_openers()
-    
-    # send request to WL
-    http = httplib2.Http()
-    http.add_credentials("test", "test")
-    http.follow_all_redirects = True    
-    datagen, headers = poster.encode.multipart_encode({name: document.plain_text})
-    
-    for key, value in headers.items():
-        headers[key] = unicode(value)
-        
-    try:
-        resp, data = http.request("http://localhost:8000/api/books.json", 
-            method = "POST", body = ''.join(datagen), headers = headers)
-        
-        print resp, data    
-    
-        if resp.status == 201: # success
-            result = {"success": True}
-        else:
-            result = {"success": False, "errno": resp.status, "reason": resp.reason}
-    except Exception, e:
-        result = {"success": False, "errno": 500, "reason": unicode(e)}
-        
-    return HttpResponse( json.dumps(result), mimetype='application/json')       
\ No newline at end of file
+
+        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))