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authorWaqas Hussain <waqas20@gmail.com>2010-11-05 03:07:36 +0500
committerWaqas Hussain <waqas20@gmail.com>2010-11-05 03:07:36 +0500
commit55a44c817e40d01e7cf7194e434d3f169ef7d951 (patch)
treedadb4fe0ea0fd58559dff5f3d2cb2e2e7bea4e72 /util
parent3f361a6d84d075b20c94076d9108d920cebf0cb6 (diff)
downloadprosody-55a44c817e40d01e7cf7194e434d3f169ef7d951.tar.gz
prosody-55a44c817e40d01e7cf7194e434d3f169ef7d951.zip
util.httpstream: Added support for HTTP response parsing.
Diffstat (limited to 'util')
-rw-r--r--util/httpstream.lua79
1 files changed, 55 insertions, 24 deletions
diff --git a/util/httpstream.lua b/util/httpstream.lua
index e048e78c..bef3350c 100644
--- a/util/httpstream.lua
+++ b/util/httpstream.lua
@@ -7,7 +7,7 @@ coroutine.resume(deadroutine);
module("httpstream")
-local function parser(data, success_cb)
+local function parser(data, success_cb, parser_type)
local function readline()
local pos = data:find("\r\n", nil, true);
while not pos do
@@ -39,38 +39,69 @@ local function parser(data, success_cb)
return headers;
end
- while true do
- -- read status line
- local status_line = readline();
- local method, path, httpversion = status_line:match("^(%S+)%s+(%S+)%s+HTTP/(%S+)$");
- if not method then coroutine.yield("invalid-status-line"); end
- -- TODO parse url
- local headers = readheaders();
-
- -- read body
- local len = tonumber(headers["content-length"]);
- len = len or 0; -- TODO check for invalid len
- local body = readlength(len);
-
- success_cb({
- method = method;
- path = path;
- httpversion = httpversion;
- headers = headers;
- body = body;
- });
- end
+ if not parser_type or parser_type == "server" then
+ while true do
+ -- read status line
+ local status_line = readline();
+ local method, path, httpversion = status_line:match("^(%S+)%s+(%S+)%s+HTTP/(%S+)$");
+ if not method then coroutine.yield("invalid-status-line"); end
+ -- TODO parse url
+ local headers = readheaders();
+
+ -- read body
+ local len = tonumber(headers["content-length"]);
+ len = len or 0; -- TODO check for invalid len
+ local body = readlength(len);
+
+ success_cb({
+ method = method;
+ path = path;
+ httpversion = httpversion;
+ headers = headers;
+ body = body;
+ });
+ end
+ elseif parser_type == "client" then
+ while true do
+ -- read status line
+ local status_line = readline();
+ local httpversion, status_code, reason_phrase = status_line:match("^HTTP/(%S+)%s+(%d%d%d)%s+(.*)$");
+ if not httpversion then coroutine.yield("invalid-status-line"); end
+ local headers = readheaders();
+
+ -- read body
+ local body;
+ local len = tonumber(headers["content-length"]);
+ if len then -- TODO check for invalid len
+ body = readlength(len);
+ else -- read to end
+ repeat
+ local newdata = coroutine.yield();
+ data = data..newdata;
+ until newdata == "";
+ body, data = data, "";
+ end
+
+ success_cb({
+ code = status_code;
+ responseversion = httpversion;
+ responseheaders = headers;
+ body = body;
+ });
+ end
+ else coroutine.yield("unknown-parser-type"); end
end
-function new(success_cb, error_cb)
+function new(success_cb, error_cb, parser_type)
local co = coroutine.create(parser);
return {
feed = function(self, data)
if not data then
+ if parser_type == "client" then coroutine.resume(co, "", success_cb, parser_type); end
co = deadroutine;
return error_cb();
end
- local success, result = coroutine.resume(co, data, success_cb);
+ local success, result = coroutine.resume(co, data, success_cb, parser_type);
if result then
co = deadroutine;
return error_cb(result);