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code /
prosody
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util/http.lua @ 13069:45caa4e43775
mod_http: Fix reliance on previous tostring() format of util.set
a863e4237b91 unintentionally changed the format of HTTP CORS headers,
which were apparently relying on the output of tostring(), which it
shouldn't have.
Explicitly serializing it this time.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Mon, 10 Apr 2023 11:50:27 +0200 |
parent | 9785:ff88b03c343f |
child | 13124:f15e23840780 |
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-- Prosody IM -- Copyright (C) 2013 Florian Zeitz -- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- local format, char = string.format, string.char; 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; url_codes[u:upper()] = c; end local function urlencode(s) return s and (s:gsub("[^a-zA-Z0-9.~_-]", url_codes)); end local function urldecode(s) return s and (s:gsub("%%%x%x", url_codes)); end local function _formencodepart(s) return s and (urlencode(s):gsub("%%20", "+")); end local function formencode(form) local result = {}; if form[1] then -- Array of ordered { name, value } for _, field in ipairs(form) do t_insert(result, _formencodepart(field.name).."=".._formencodepart(field.value)); end else -- Unordered map of name -> value for name, value in pairs(form) do t_insert(result, _formencodepart(name).."=".._formencodepart(value)); end end return t_concat(result, "&"); end local function formdecode(s) if not s:match("=") then return urldecode(s); end local r = {}; for k, v in s:gmatch("([^=&]*)=([^&]*)") do k, v = k:gsub("%+", "%%20"), v:gsub("%+", "%%20"); k, v = urldecode(k), urldecode(v); t_insert(r, { name = k, value = v }); r[k] = v; end return r; end local function contains_token(field, token) field = ","..field:gsub("[ \t]", ""):lower()..","; return field:find(","..token:lower()..",", 1, true) ~= nil; end local function normalize_path(path, is_dir) if is_dir then if path:sub(-1,-1) ~= "/" then path = path.."/"; end else if path:sub(-1,-1) == "/" then path = path:sub(1, -2); end end if path:sub(1,1) ~= "/" then path = "/"..path; end return path; end return { urlencode = urlencode, urldecode = urldecode; formencode = formencode, formdecode = formdecode; contains_token = contains_token; normalize_path = normalize_path; };