RPC initial authentication API completed

[project/luci.git] / libs / web / luasrc / dispatcher.lua

diff --git a/libs/web/luasrc/dispatcher.lua b/libs/web/luasrc/dispatcher.lua
index 9ba74c4..068f350 100644 (file)
--- a/libs/web/luasrc/dispatcher.lua
+++ b/libs/web/luasrc/dispatcher.lua
@@ -26,6 +26,7 @@ limitations under the License.
 
 --- LuCI web dispatcher.
 module("luci.dispatcher", package.seeall)
+require("luci.util")
 require("luci.init")
 require("luci.http")
 require("luci.sys")
@@ -33,6 +34,8 @@ require("luci.fs")
 
 context = luci.util.threadlocal()
 
+authenticator = {}
+
 -- Index table
 local index = nil
 
@@ -76,25 +79,20 @@ function error500(message)
        return false
 end
 
---- Render and evaluate the system authentication login form.
--- @param default      Default username
--- @return                     Authentication status
-function sysauth(default)
+function authenticator.htmlauth(validator, accs, default)
        local user = luci.http.formvalue("username")
        local pass = luci.http.formvalue("password")
        
-       if user and luci.sys.user.checkpasswd(user, pass) then
-               local sid = luci.sys.uniqueid(16)
-               luci.http.header("Set-Cookie", "sysauth=" .. sid.."; path=/")
-               luci.sauth.write(sid, user)
-               return true
-       else
-               require("luci.i18n")
-               require("luci.template")
-               context.path = {}
-               luci.template.render("sysauth", {duser=default, fuser=user})
-               return false
+       if user and validator(user, pass) then
+               return user
        end
+       
+       require("luci.i18n")
+       require("luci.template")
+       context.path = {}
+       luci.template.render("sysauth", {duser=default, fuser=user})
+       return false
+       
 end
 
 --- Dispatch an HTTP request.
@@ -127,18 +125,23 @@ function dispatch(request)
        local c = context.tree
        local track = {}
        local args = {}
+       context.args = args
        local n
 
        for i, s in ipairs(request) do
                c = c.nodes[s]
                n = i
-               if not c or c.leaf then
+               if not c then
                        break
                end
 
                for k, v in pairs(c) do
                        track[k] = v
                end
+               
+               if c.leaf then
+                       break
+               end
        end
 
        if c and c.leaf then
@@ -157,6 +160,7 @@ function dispatch(request)
        tpl.context.viewns = viewns
        viewns.write       = luci.http.write
        viewns.translate   = function(...) return require("luci.i18n").translate(...) end
+       viewns.striptags   = luci.util.striptags
        viewns.controller  = luci.http.getenv("SCRIPT_NAME")
        viewns.media       = luci.config.main.mediaurlbase
        viewns.resource    = luci.config.main.resourcebase
@@ -172,13 +176,27 @@ function dispatch(request)
        
        if track.sysauth then
                require("luci.sauth")
+               local authen = type(track.sysauth_authenticator) == "function"
+                and track.sysauth_authenticator
+                or authenticator[track.sysauth_authenticator]
                local def  = (type(track.sysauth) == "string") and track.sysauth
                local accs = def and {track.sysauth} or track.sysauth
-               local user = luci.sauth.read(luci.http.getcookie("sysauth"))
-               
+               local sess = luci.http.getcookie("sysauth")
+               sess = sess and sess:match("^[A-F0-9]+$")
+               local user = luci.sauth.read(sess)
                
                if not luci.util.contains(accs, user) then
-                       if not sysauth(def) then
+                       if authen then
+                               local user = authen(luci.sys.user.checkpasswd, accs, def)
+                               if not user or not luci.util.contains(accs, user) then
+                                       return
+                               else
+                                       local sid = luci.sys.uniqueid(16)
+                                       luci.http.header("Set-Cookie", "sysauth=" .. sid.."; path=/")
+                                       luci.sauth.write(sid, user)
+                               end
+                       else
+                               luci.http.status(403, "Forbidden")
                                return
                        end
                end
@@ -461,3 +479,32 @@ function cbi(model)
                luci.template.render("cbi/footer")
        end
 end
+
+--- Create a CBI form model dispatching target.
+-- @param      model   CBI form model tpo be rendered
+function form(model)
+       require("luci.cbi")
+       require("luci.template")
+
+       return function(...)
+               local stat, maps = luci.util.copcall(luci.cbi.load, model, ...)
+               if not stat then
+                       error500(maps)
+                       return true
+               end
+
+               for i, res in ipairs(maps) do
+                       local stat, err = luci.util.copcall(res.parse, res)
+                       if not stat then
+                               error500(err)
+                               return true
+                       end
+               end
+
+               luci.template.render("header")
+               for i, res in ipairs(maps) do
+                       res:render()
+               end
+               luci.template.render("footer")
+       end
+end