Access request trough singleton where necessarry

[osqa.git] / forum_modules / exporter / views.py

diff --git a/forum_modules/exporter/views.py b/forum_modules/exporter/views.py
index 1b9f664656f542706cace3267128c8885aefe973..c7b3904dae76a70ab916b94babf884d28f1b2409 100644 (file)
--- a/forum_modules/exporter/views.py
+++ b/forum_modules/exporter/views.py
@@ -1,63 +1,102 @@
-import os
+from __future__ import with_statement
 
+import os, tarfile, ConfigParser, datetime
+import json
+
+from StringIO import StringIO
 from django.http import HttpResponse, HttpResponseRedirect, Http404
 from django.utils.translation import ugettext as _
-from django.utils import simplejson
 from django.core.cache import cache
 from django.core.urlresolvers import reverse
 from forum.views.admin import admin_tools_page, admin_page
+from forum.models import User
 from forms import ExporterForm
 from threading import Thread
+import settings as selsettings
+from forum import settings
 
-from exporter import export, CACHE_KEY, EXPORT_STEPS, LAST_BACKUP
-
+from exporter import export, CACHE_KEY, EXPORT_STEPS, DATE_AND_AUTHOR_INF_SECTION, DATETIME_FORMAT
+from importer import start_import
 
 @admin_tools_page(_('exporter'), _('XML data export'))
 def exporter(request):
     state = cache.get(CACHE_KEY)
 
     if state and state['running']:
-        return HttpResponseRedirect(reverse('exporter_running'))
+        return HttpResponseRedirect(reverse('exporter_running', kwargs=dict(mode='exporter')))
 
     if request.method == 'POST':
         form = ExporterForm(request.POST)
 
         if form.is_valid():
-            thread = Thread(target=export, args=[form.cleaned_data])
+            thread = Thread(target=export, args=[form.cleaned_data, request.user])
             thread.setDaemon(True)
             thread.start()
 
-            return HttpResponseRedirect(reverse('exporter_running'))
+            return HttpResponseRedirect(reverse('exporter_running', kwargs=dict(mode='exporter')))
     else:
         form = ExporterForm()
 
+    available = []
+
+    folder = unicode(selsettings.EXPORTER_BACKUP_STORAGE)
+
+    for f in os.listdir(folder):
+        if (not os.path.isdir(os.path.join(folder, f))) and f.endswith('.backup.inf'):
+            try:
+                with open(os.path.join(folder, f), 'r') as inffile:
+                    inf = ConfigParser.SafeConfigParser()
+                    inf.readfp(inffile)
+
+                    if inf.get(DATE_AND_AUTHOR_INF_SECTION, 'site') == settings.APP_URL and os.path.exists(
+                                    os.path.join(folder, inf.get(DATE_AND_AUTHOR_INF_SECTION, 'file-name'))):
+                        available.append({
+                            'author': User.objects.get(id=inf.get(DATE_AND_AUTHOR_INF_SECTION, 'author')),
+                            'date': datetime.datetime.strptime(inf.get(DATE_AND_AUTHOR_INF_SECTION, 'finished'), DATETIME_FORMAT)
+                        })
+            except Exception, e:
+                pass
+
     return ('modules/exporter/exporter.html', {
-        'form': form
+        'form': form,
+        'available': available,
     })
 
 @admin_page
-def running(request):
+def running(request, mode):
     state = cache.get(CACHE_KEY)
     if state is None:
         return HttpResponseRedirect(reverse('admin_tools', args=[_('exporter')]))
 
     return ('modules/exporter/running.html', {
+        'mode': mode,
         'steps': EXPORT_STEPS
     })
 
 def state(request):
-    return HttpResponse(simplejson.dumps(cache.get(CACHE_KEY)), mimetype="application/json")
+    return HttpResponse(json.dumps(cache.get(CACHE_KEY)), mimetype="application/json")
 
 @admin_page
 def download(request):
-    fname = LAST_BACKUP
+    if request.GET and request.GET.get('file', None):
+        fname = os.path.join(selsettings.EXPORTER_BACKUP_STORAGE, request.GET.get('file'))
+    else:
+        raise Http404
 
     if not os.path.exists(fname):
         raise Http404
 
-    response = HttpResponse(open(fname, 'rb').read(), content_type='application/x-gzip')
+    if fname.endswith('.gz'):
+        content_type='application/x-gzip'
+        filename = 'backup.tar.gz'
+    else:
+        content_type='application/zip'
+        filename = 'backup.zip'
+
+    response = HttpResponse(open(fname, 'rb').read(), content_type=content_type)
     response['Content-Length'] = os.path.getsize(fname)
-    response['Content-Disposition'] = 'attachment; filename=backup.tar.gz'
+    response['Content-Disposition'] = 'attachment; filename=%s' % filename
     return response
 
-    
+
+