From 8c4f847ea5b95aaf0e716beaf736b4e2b67655ae Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Sat, 23 May 2009 17:21:36 +0000
Subject: GSoC Commit #1: LuCId + HTTP-Server

---
 libs/lucid-http/luasrc/lucid/http/handler/luci.lua | 96 ++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 libs/lucid-http/luasrc/lucid/http/handler/luci.lua

(limited to 'libs/lucid-http/luasrc/lucid/http/handler/luci.lua')

diff --git a/libs/lucid-http/luasrc/lucid/http/handler/luci.lua b/libs/lucid-http/luasrc/lucid/http/handler/luci.lua
new file mode 100644
index 0000000000..c54e39366a
--- /dev/null
+++ b/libs/lucid-http/luasrc/lucid/http/handler/luci.lua
@@ -0,0 +1,96 @@
+--[[
+LuCId HTTP-Slave
+(c) 2009 Steven Barth <steven@midlink.org>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+$Id$
+]]--
+
+local dsp = require "luci.dispatcher"
+local util = require "luci.util"
+local http = require "luci.http"
+local ltn12 = require "luci.ltn12"
+local srv = require "luci.lucid.http.server"
+local coroutine = require "coroutine"
+local type = type
+
+module "luci.lucid.http.handler.luci"
+
+Luci = util.class(srv.Handler)
+
+function Luci.__init__(self, name, prefix)
+	srv.Handler.__init__(self, name)
+	self.prefix = prefix
+end
+
+function Luci.handle_HEAD(self, ...)
+	local stat, head = self:handle_GET(...)
+	return stat, head
+end
+
+function Luci.handle_POST(self, ...)
+	return self:handle_GET(...)
+end
+
+function Luci.handle_GET(self, request, sourcein)
+	local r = http.Request(
+		request.env,
+		sourcein
+	)
+
+	local res, id, data1, data2 = true, 0, nil, nil
+	local headers = {}
+	local status = 200
+	local active = true
+
+	local x = coroutine.create(dsp.httpdispatch)
+	while not id or id < 3 do
+		res, id, data1, data2 = coroutine.resume(x, r, self.prefix)
+
+		if not res then
+			status = 500
+			headers["Content-Type"] = "text/plain"
+			return status, headers, ltn12.source.string(id)
+		end
+
+		if id == 1 then
+			status = data1
+		elseif id == 2 then
+			if not headers[data1] then
+				headers[data1] = data2
+			elseif type(headers[data1]) ~= "table" then
+				headers[data1] = {headers[data1], data2}
+			else
+				headers[data1][#headers[data1]+1] = data2
+			end
+		end
+	end
+	
+	if id == 6 then
+		while (coroutine.resume(x)) do end
+		return status, headers, srv.IOResource(data1, data2)
+	end
+
+	local function iter()
+		local res, id, data = coroutine.resume(x)
+		if not res then
+			return nil, id
+		elseif not id or not active then
+			return true
+		elseif id == 5 then
+			active = false
+			while (coroutine.resume(x)) do end
+			return nil
+		elseif id == 4 then
+			return data
+		end
+	end
+
+	return status, headers, iter
+end
+
-- 
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