From dbc9b792220aac53dc5d441a8e4a1f1a77e1635b Mon Sep 17 00:00:00 2001
From: Matthew Wild <mwild1@gmail.com>
Date: Thu, 11 Apr 2013 21:55:20 +0100
Subject: util.httpstream: Unused, remove

---
 util/httpstream.lua | 134 ----------------------------------------------------
 1 file changed, 134 deletions(-)
 delete mode 100644 util/httpstream.lua

(limited to 'util/httpstream.lua')

diff --git a/util/httpstream.lua b/util/httpstream.lua
deleted file mode 100644
index 190b3ed6..00000000
--- a/util/httpstream.lua
+++ /dev/null
@@ -1,134 +0,0 @@
-
-local coroutine = coroutine;
-local tonumber = tonumber;
-
-local deadroutine = coroutine.create(function() end);
-coroutine.resume(deadroutine);
-
-module("httpstream")
-
-local function parser(success_cb, parser_type, options_cb)
-	local data = coroutine.yield();
-	local function readline()
-		local pos = data:find("\r\n", nil, true);
-		while not pos do
-			data = data..coroutine.yield();
-			pos = data:find("\r\n", nil, true);
-		end
-		local r = data:sub(1, pos-1);
-		data = data:sub(pos+2);
-		return r;
-	end
-	local function readlength(n)
-		while #data < n do
-			data = data..coroutine.yield();
-		end
-		local r = data:sub(1, n);
-		data = data:sub(n + 1);
-		return r;
-	end
-	local function readheaders()
-		local headers = {}; -- read headers
-		while true do
-			local line = readline();
-			if line == "" then break; end -- headers done
-			local key, val = line:match("^([^%s:]+): *(.*)$");
-			if not key then coroutine.yield("invalid-header-line"); end -- TODO handle multi-line and invalid headers
-			key = key:lower();
-			headers[key] = headers[key] and headers[key]..","..val or val;
-		end
-		return headers;
-	end
-	
-	if not parser_type or parser_type == "server" then
-		while true do
-			-- read status line
-			local status_line = readline();
-			local method, path, httpversion = status_line:match("^(%S+)%s+(%S+)%s+HTTP/(%S+)$");
-			if not method then coroutine.yield("invalid-status-line"); end
-			path = path:gsub("^//+", "/"); -- TODO parse url more
-			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+(.*)$");
-			status_code = tonumber(status_code);
-			if not status_code then coroutine.yield("invalid-status-line"); end
-			local headers = readheaders();
-			
-			-- read body
-			local have_body = not
-				 ( (options_cb and options_cb().method == "HEAD")
-				or (status_code == 204 or status_code == 304 or status_code == 301)
-				or (status_code >= 100 and status_code < 200) );
-			
-			local body;
-			if have_body then
-				local len = tonumber(headers["content-length"]);
-				if headers["transfer-encoding"] == "chunked" then
-					body = "";
-					while true do
-						local chunk_size = readline():match("^%x+");
-						if not chunk_size then coroutine.yield("invalid-chunk-size"); end
-						chunk_size = tonumber(chunk_size, 16)
-						if chunk_size == 0 then break; end
-						body = body..readlength(chunk_size);
-						if readline() ~= "" then coroutine.yield("invalid-chunk-ending"); end
-					end
-					local trailers = readheaders();
-				elseif 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
-			end
-			
-			success_cb({
-				code = status_code;
-				httpversion = httpversion;
-				headers = headers;
-				body = body;
-			});
-		end
-	else coroutine.yield("unknown-parser-type"); end
-end
-
-function new(success_cb, error_cb, parser_type, options_cb)
-	local co = coroutine.create(parser);
-	coroutine.resume(co, success_cb, parser_type, options_cb)
-	return {
-		feed = function(self, data)
-			if not data then
-				if parser_type == "client" then coroutine.resume(co, ""); end
-				co = deadroutine;
-				return error_cb();
-			end
-			local success, result = coroutine.resume(co, data);
-			if result then
-				co = deadroutine;
-				return error_cb(result);
-			end
-		end;
-	};
-end
-
-return _M;
-- 
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