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-rw-r--r--util/http.lua21
1 files changed, 11 insertions, 10 deletions
diff --git a/util/http.lua b/util/http.lua
index cfb89193..1730d4d4 100644
--- a/util/http.lua
+++ b/util/http.lua
@@ -6,24 +6,25 @@
--
local format, char = string.format, string.char;
-local pairs, ipairs, tonumber = pairs, ipairs, tonumber;
+local pairs, ipairs = pairs, ipairs;
local t_insert, t_concat = table.insert, table.concat;
+local url_codes = {};
+for i = 0, 255 do
+ local c = char(i);
+ local u = format("%%%02x", i);
+ url_codes[c] = u;
+ url_codes[u] = c;
+end
local function urlencode(s)
- return s and (s:gsub("[^a-zA-Z0-9.~_-]", function (c) return format("%%%02x", c:byte()); end));
+ return s and (s:gsub("[^a-zA-Z0-9.~_-]", url_codes));
end
local function urldecode(s)
- return s and (s:gsub("%%(%x%x)", function (c) return char(tonumber(c,16)); end));
+ return s and (s:gsub("%%%x%x", url_codes));
end
local function _formencodepart(s)
- return s and (s:gsub("%W", function (c)
- if c ~= " " then
- return format("%%%02x", c:byte());
- else
- return "+";
- end
- end));
+ return s and (urlencode(s):gsub("%%20", "+"));
end
local function formencode(form)