def render(self, context):
try:
source = self.src.resolve(context)
except VariableDoesNotExist:
return None
if self.version_prefix:
version_prefix = self.version_prefix
else:
try:
version_prefix = self.version_prefix_var.resolve(context)
except VariableDoesNotExist:
return None
try:
source = force_unicode(source)
version_path = get_version_path(url_to_path(source), version_prefix)
if not os.path.isfile(smart_str(os.path.join(MEDIA_ROOT, version_path))):
# create version
version_path = version_generator(url_to_path(source), version_prefix)
elif os.path.getmtime(smart_str(os.path.join(MEDIA_ROOT, url_to_path(source)))) > os.path.getmtime(smart_str(os.path.join(MEDIA_ROOT, version_path))):
# recreate version if original image was updated
version_path = version_generator(url_to_path(source), version_prefix, force=True)
context[self.var_name] = FileObject(version_path)
except:
context[self.var_name] = ""
return ''
def rename(request):
"""
Rename existing File/Directory.
Includes renaming existing Image Versions/Thumbnails.
"""
from apps.filebrowser.forms import RenameForm
# QUERY / PATH CHECK
query = request.GET
path = get_path(query.get('dir', ''))
filename = get_file(query.get('dir', ''), query.get('filename', ''))
if path is None or filename is None:
if path is None:
msg = _('The requested Folder does not exist.')
else:
msg = _('The requested File does not exist.')
request.user.message_set.create(message=msg)
return HttpResponseRedirect(reverse("fb_browse"))
abs_path = os.path.join(MEDIA_ROOT, DIRECTORY, path)
file_extension = os.path.splitext(filename)[1].lower()
if request.method == 'POST':
form = RenameForm(abs_path, file_extension, request.POST)
if form.is_valid():
relative_server_path = os.path.join(DIRECTORY, path, filename)
new_filename = form.cleaned_data['name'] + file_extension
new_relative_server_path = os.path.join(DIRECTORY, path, new_filename)
try:
# PRE RENAME SIGNAL
filebrowser_pre_rename.send(sender=request, path=path, filename=filename, new_filename=new_filename)
# DELETE IMAGE VERSIONS/THUMBNAILS
# regenerating versions/thumbs will be done automatically
for version in VERSIONS:
try:
os.unlink(os.path.join(MEDIA_ROOT, get_version_path(relative_server_path, version)))
except:
pass
# RENAME ORIGINAL
os.rename(os.path.join(MEDIA_ROOT, relative_server_path), os.path.join(MEDIA_ROOT, new_relative_server_path))
# POST RENAME SIGNAL
filebrowser_post_rename.send(sender=request, path=path, filename=filename, new_filename=new_filename)
# MESSAGE & REDIRECT
msg = _('Renaming was successful.')
request.user.message_set.create(message=msg)
redirect_url = reverse("fb_browse") + query_helper(query, "", "filename")
return HttpResponseRedirect(redirect_url)
except OSError, (errno, strerror):
form.errors['name'] = forms.util.ErrorList([_('Error.')])
def delete(request):
"""
Delete existing File/Directory.
When trying to delete a Directory, the Directory has to be empty.
"""
# QUERY / PATH CHECK
query = request.GET
path = get_path(query.get('dir', ''))
filename = get_file(query.get('dir', ''), query.get('filename', ''))
if path is None or filename is None:
if path is None:
msg = _('The requested Folder does not exist.')
else:
msg = _('The requested File does not exist.')
request.user.message_set.create(message=msg)
return HttpResponseRedirect(reverse("fb_browse"))
abs_path = os.path.join(MEDIA_ROOT, DIRECTORY, path)
msg = ""
if request.GET:
if request.GET.get('filetype') != "Folder":
relative_server_path = os.path.join(DIRECTORY, path, filename)
try:
# PRE DELETE SIGNAL
filebrowser_pre_delete.send(sender=request, path=path, filename=filename)
# DELETE IMAGE VERSIONS/THUMBNAILS
for version in VERSIONS:
try:
os.unlink(os.path.join(MEDIA_ROOT, get_version_path(relative_server_path, version)))
except:
pass
# DELETE FILE
os.unlink(smart_str(os.path.join(abs_path, filename)))
# POST DELETE SIGNAL
filebrowser_post_delete.send(sender=request, path=path, filename=filename)
# MESSAGE & REDIRECT
msg = _('The file %s was successfully deleted.') % (filename.lower())
request.user.message_set.create(message=msg)
redirect_url = reverse("fb_browse") + query_helper(query, "", "filename,filetype")
return HttpResponseRedirect(redirect_url)
except OSError:
# todo: define error message
msg = OSError
else:
try:
# PRE DELETE SIGNAL
filebrowser_pre_delete.send(sender=request, path=path, filename=filename)
# DELETE FOLDER
os.rmdir(os.path.join(abs_path, filename))
# POST DELETE SIGNAL
filebrowser_post_delete.send(sender=request, path=path, filename=filename)
# MESSAGE & REDIRECT
msg = _('The folder %s was successfully deleted.') % (filename.lower())
request.user.message_set.create(message=msg)
redirect_url = reverse("fb_browse") + query_helper(query, "", "filename,filetype")
return HttpResponseRedirect(redirect_url)
except OSError:
# todo: define error message
msg = OSError
if msg:
request.user.message_set.create(message=msg)
return render_to_response('filebrowser/index.html', {
'dir': dir_name,
'file': request.GET.get('filename', ''),
'query': query,
'settings_var': get_settings_var(),
'breadcrumbs': get_breadcrumbs(query, dir_name),
'breadcrumbs_title': ""
}, context_instance=Context(request))
