* libs/web: Fixed Luci template cache

* libs/web: Added luci.http.urlencode, luci.http.urldecode
* Minor enhancements

diff --git a/libs/core/luasrc/fs.lua b/libs/core/luasrc/fs.lua
index 35b8289..5c1f2a0 100644 (file)
--- a/libs/core/luasrc/fs.lua
+++ b/libs/core/luasrc/fs.lua
@@ -27,7 +27,6 @@ limitations under the License.
 module("luci.fs", package.seeall)
 
 require("posix")
-posix.umask("rwx------")
 
 -- Glob
 glob = posix.glob

diff --git a/libs/web/luasrc/http.lua b/libs/web/luasrc/http.lua
index 68dad8f..3bff28a 100644 (file)
--- a/libs/web/luasrc/http.lua
+++ b/libs/web/luasrc/http.lua
@@ -43,4 +43,20 @@ function build_querystring(table)
        end
        
        return s
+end
+
+function urldecode(str)
+       str = str:gsub("+", " ")
+       str = str:gsub("%%(%x%x)",
+               function(h) return string.char(tonumber(h,16)) end)
+       str = str:gsub("\r\n", "\n")
+       return str      
+end
+
+function urlencode(str)
+       str = str:gsub("\n", "\r\n")
+       str = str:gsub("([^%w ])",
+               function (c) return string.format ("%%%02X", string.byte(c)) end)
+       str = str:gsub(" ", "+")
+       return str      
 end
\ No newline at end of file

diff --git a/libs/web/luasrc/template.lua b/libs/web/luasrc/template.lua
index c672f16..ce54d17 100644 (file)
--- a/libs/web/luasrc/template.lua
+++ b/libs/web/luasrc/template.lua
@@ -35,6 +35,9 @@ luci.config.template = luci.config.template or {}
 viewdir    = luci.config.template.viewdir or luci.sys.libpath() .. "/view"
 compiledir = luci.config.template.compiledir or luci.sys.libpath() .. "/view"
 
+-- Enforce cache security
+compiledir = compiledir .. "/" .. luci.sys.process.info("uid")
+
 
 -- Compile modes:
 -- none:       Never compile, only use precompiled data from files
@@ -147,12 +150,16 @@ function Template.__init__(self, name)
        
        -- Compile and build
        local sourcefile   = viewdir    .. "/" .. name .. ".htm"
-       local compiledfile = compiledir .. "/" .. name .. ".lua"
+       local compiledfile = compiledir .. "/" .. luci.http.urlencode(name) .. ".lua"
        local err       
        
        if compiler_mode == "file" then
                local tplmt = luci.fs.mtime(sourcefile)
                local commt = luci.fs.mtime(compiledfile)
+               
+               if not luci.fs.mtime(compiledir) then
+                       luci.fs.mkdir(compiledir, true)
+               end
                                
                -- Build if there is no compiled file or if compiled file is outdated
                if ((commt == nil) and not (tplmt == nil))
@@ -163,11 +170,6 @@ function Template.__init__(self, name)
                        if source then
                                local compiled, err = compile(source)
                                
-                               local compiledfile_dir  = luci.fs.dirname(compiledfile)
-                               if not luci.fs.mtime(compiledfile_dir) then
-                                       luci.fs.mkdir(compiledfile_dir)
-                               end
-                               
                                luci.fs.writefile(compiledfile, luci.util.dump(compiled))
                                self.template = compiled
                        end