def yourworld(request, namespace):
"""Check permissions and route request."""
world, _ = World.get_or_create(namespace)
if not permissions.can_read(request.user, world):
return HttpResponseRedirect('/accounts/private/')
if 'fetch' in request.GET:
return fetch_updates(request, world)
can_write = permissions.can_write(request.user, world)
if request.method == 'POST':
if not can_write:
return response_403()
return send_edits(request, world)
state = {
'canWrite': can_write,
'canAdmin': permissions.can_admin(request.user, world),
'worldName': world.name,
'features': permissions.get_available_features(request.user, world),
}
if 'MSIE' in request.META.get('HTTP_USER_AGENT', ''):
state[
'announce'] = "Sorry, your World of Text doesn't work well with Internet Explorer."
return req_render_to_response(request, 'yourworld.html', {
'settings': settings,
'state': simplejson.dumps(state),
})
def send_edits(request, world):
assert permissions.can_write(request.user, world) # Checked by router
response = []
tiles = {} # a simple cache
edits = [e.split(',', 5) for e in request.POST.getlist('edits')]
for edit in edits:
char = edit[5]
tileY, tileX, charY, charX, timestamp = map(int, edit[:5])
assert len(char) == 1 # TODO: investigate these tracebacks
keyname = "%d,%d" % (tileY, tileX)
if keyname in tiles:
tile = tiles[keyname]
else:
# TODO: select for update
tile, _ = Tile.objects.get_or_create(world=world,
tileY=tileY,
tileX=tileX)
tiles[keyname] = tile
if tile.properties.get('protected'):
if not permissions.can_admin(request.user, world):
continue
tile.set_char(charY, charX, char)
# TODO: anything, please.
if tile.properties:
if 'cell_props' in tile.properties:
if str(charY) in tile.properties[
'cell_props']: #must be str because that's how JSON interprets int keys
if str(charX) in tile.properties['cell_props'][str(charY)]:
del tile.properties['cell_props'][str(charY)][str(
charX)]
if not tile.properties['cell_props'][str(charY)]:
del tile.properties['cell_props'][str(charY)]
if not tile.properties['cell_props']:
del tile.properties['cell_props']
response.append([tileY, tileX, charY, charX, timestamp, char])
if len(edits) < 200:
for tile in tiles.values():
tile.save()
Edit.objects.create(
world=world,
user=request.user if request.user.is_authenticated() else None,
content=repr(edits),
ip=request.META['REMOTE_ADDR'],
)
return HttpResponse(simplejson.dumps(response))
def send_edits(request, world):
assert permissions.can_write(request.user, world) # Checked by router
response = []
tiles = {} # a simple cache
edits = [e.split(',', 5) for e in request.POST.getlist('edits')]
for edit in edits:
char = edit[5]
tileY, tileX, charY, charX, timestamp = map(int, edit[:5])
assert len(char) == 1 # TODO: investigate these tracebacks
keyname = "%d,%d" % (tileY, tileX)
if keyname in tiles:
tile = tiles[keyname]
else:
# TODO: select for update
tile, _ = Tile.objects.get_or_create(world=world, tileY=tileY, tileX=tileX)
tiles[keyname] = tile
if tile.properties.get('protected'):
if not permissions.can_admin(request.user, world):
continue
tile.set_char(charY, charX, char)
# TODO: anything, please.
if tile.properties:
if 'cell_props' in tile.properties:
if str(charY) in tile.properties['cell_props']: #must be str because that's how JSON interprets int keys
if str(charX) in tile.properties['cell_props'][str(charY)]:
del tile.properties['cell_props'][str(charY)][str(charX)]
if not tile.properties['cell_props'][str(charY)]:
del tile.properties['cell_props'][str(charY)]
if not tile.properties['cell_props']:
del tile.properties['cell_props']
response.append([tileY, tileX, charY, charX, timestamp, char])
if len(edits) < 200:
for tile in tiles.values():
tile.save()
Edit.objects.create(world=world,
user=request.user if request.user.is_authenticated() else None,
content=repr(edits),
ip=request.META['REMOTE_ADDR'],
)
return HttpResponse(simplejson.dumps(response))