def doRemoveRow(self, table_name, guid):
def _get_guid_cb(rows):
if len(rows) == 0:
notFound(self.request,
"Table %s does not have row with GUID: %s"
% (self.table_name,
self._query["GUID"][1].encode("hex")))
elif len(rows) > 1:
msg = "Multiple rows returned (unexpectedly) by the "\
"database and possibly removed."
lg.error(msg)
webservice.internalError(request, msg)
else:
d = StorageTableUtil.get_connection_if_none(self.db)
d.addCallback(_do_remove, rows[0])
return d
def _do_remove(conn, row):
d = conn.remove(table_name, row)
d.addCallback(_remove_cb)
return d
def _remove_cb(res):
if res[0] != Storage.SUCCESS:
msg = "Remove failed: %s (%s)" %(res[0], res[1])
lg.error(msg)
webservice.internalError(msg)
query = { "GUID" : guid }
d = StorageTableUtil.get_all_rows_for_query(self.db, table_name, query)
d.addCallback(_get_guid_cb)
d.addErrback(self._handle_err)
return d
def doGet(self, table_name, query=None):
def _process_storage_rows(rows):
if (len(rows) == 0 and len(query) == 1
and query.has_key("GUID")):
notFound(self.request,
"Table %s does not have row with GUID: %s"
%(self.table_name,
self._query["GUID"][1].encode("hex")))
else:
self.request.write('{"table_name" : "' + table_name + '"')
self.request.write(', "identifier" : "GUID", "items" : [')
i = 0
for row in rows:
ui_guid = (row["GUID"][1]).encode("hex")
row["GUID"] = ui_guid
row["GUID.link"] = u"/ws.v1/storage/%s/table/%s/%s" \
%(self.schema.dbname, table_name, ui_guid)
self.request.write(simplejson.dumps(row))
i += 1
if i < len(rows):
self.request.write(",")
self.request.write("]}")
self.request.finish()
return
query = query or {}
d = StorageTableUtil.get_all_rows_for_query(self.db, table_name, query)
d.addCallback(_process_storage_rows)
return d
