--- Internal functions --
-
-
-function Session._uci(self, cmd)
- local res = luci.sys.exec(self.ucicmd .. " 2>/dev/null " .. cmd)
-
- if res:len() == 0 then
- return nil
- else
- return res:sub(1, res:len()-1)
- end
-end
-
-function Session._uci2(self, cmd)
- local res = luci.sys.exec(self.ucicmd .. " 2>&1 " .. cmd)
-
- if res:len() > 0 then
- return false, res
- else
- return true
- end
-end
-
--- Build path (config.section.option=value) and prevent command injection
-function _path(...)
- local result = ""
-
- -- Not using ipairs because it is not reliable in case of nil arguments
- arg.n = nil
- for k,v in pairs(arg) do
- if v then
- v = tostring(v)
- if k == 1 then
- result = "'" .. v:gsub("['.]", "") .. "'"
- elseif k < 4 then
- result = result .. ".'" .. v:gsub("['.]", "") .. "'"
- elseif k == 4 then
- result = result .. "='" .. v:gsub("'", "") .. "'"
- end
- end
- end
- return result
-end
\ No newline at end of file