local coroutine = require "coroutine"
local tparser = require "luci.template.parser"
local json = require "luci.jsonc"
+local lhttp = require "lucihttp"
local _ubus = require "ubus"
local _ubus_connection = nil
return value and tparser.pcdata(tostring(value))
end
+function urlencode(value)
+ if value ~= nil then
+ local str = tostring(value)
+ return lhttp.urlencode(str, lhttp.ENCODE_IF_NEEDED + lhttp.ENCODE_FULL)
+ or str
+ end
+ return nil
+end
+
+function urldecode(value, decode_plus)
+ if value ~= nil then
+ local flag = decode_plus and lhttp.DECODE_PLUS or 0
+ local str = tostring(value)
+ return lhttp.urldecode(str, lhttp.DECODE_IF_NEEDED + flag)
+ or str
+ end
+ return nil
+end
+
function striptags(value)
return value and tparser.striptags(tostring(value))
end
+function shellquote(value)
+ return string.format("'%s'", string.gsub(value or "", "'", "'\\''"))
+end
+
-- for bash, ash and similar shells single-quoted strings are taken
-- literally except for single quotes (which terminate the string)
-- (and the exception noted below for dash (-) at the start of a
end
-function dtable()
- return setmetatable({}, { __index =
- function(tbl, key)
- return rawget(tbl, key)
- or rawget(rawset(tbl, key, dtable()), key)
- end
- })
-end
-
-
-- Serialize the contents of a table value.
function _serialize_table(t, seen)
assert(not seen[t], "Recursion detected.")
function checklib(fullpathexe, wantedlib)
local fs = require "nixio.fs"
local haveldd = fs.access('/usr/bin/ldd')
- if not haveldd then
+ local haveexe = fs.access(fullpathexe)
+ if not haveldd or not haveexe then
return false
end
- local libs = exec("/usr/bin/ldd " .. fullpathexe)
+ local libs = exec(string.format("/usr/bin/ldd %s", shellquote(fullpathexe)))
if not libs then
return false
end