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-rw-r--r--misc/freeswitch/scripts/common/array.lua13
1 files changed, 11 insertions, 2 deletions
diff --git a/misc/freeswitch/scripts/common/array.lua b/misc/freeswitch/scripts/common/array.lua
index b1b7a71..c3cabec 100644
--- a/misc/freeswitch/scripts/common/array.lua
+++ b/misc/freeswitch/scripts/common/array.lua
@@ -4,6 +4,8 @@
module(...,package.seeall)
+MAX_JSON_DEPTH = 100;
+
function try(array, arguments)
if type(arguments) ~= 'string' or type(array) ~= 'table' then
return nil;
@@ -79,12 +81,19 @@ function keys_to_s(array, separator, prefix, suffix)
end
-- convert to JSON
-function to_json(array)
+function to_json(array, max_depth)
+ max_depth = tonumber(max_depth) or MAX_JSON_DEPTH;
+ max_depth = max_depth - 1;
+
+ if max_depth <= 0 then
+ return 'null';
+ end
+
require 'common.str';
local buffer = '{';
for key, value in pairs(array) do
if type(value) == 'table' then
- buffer = buffer .. '"' .. key .. '":' .. to_json(value) .. ',';
+ buffer = buffer .. '"' .. key .. '":' .. to_json(value, max_depth) .. ',';
else
buffer = buffer .. '"' .. key .. '":' .. common.str.to_json(value) .. ',';
end