luci-base: properly handle repeated POST parameters

[project/luci.git] / modules / luci-base / luasrc / http.lua

diff --git a/modules/luci-base/luasrc/http.lua b/modules/luci-base/luasrc/http.lua
index aa89136..29edb44 100644 (file)
--- a/modules/luci-base/luasrc/http.lua
+++ b/modules/luci-base/luasrc/http.lua
@@ -397,7 +397,15 @@ function mimedecode_message_body(src, msg, file_cb)
                                        field.fd:seek(0, "set")
                                end
                        else
-                               msg.params[field.name] = field.value or ""
+                               local val = msg.params[field.name]
+
+                               if type(val) == "table" then
+                                       val[#val+1] = field.value or ""
+                               elseif val ~= nil then
+                                       msg.params[field.name] = { val, field.value or "" }
+                               else
+                                       msg.params[field.name] = field.value or ""
+                               end
                        end
 
                        field = nil
@@ -437,7 +445,15 @@ function urldecode_message_body(src, msg)
                elseif what == parser.NAME then
                        name = lhttp.urldecode(buffer)
                elseif what == parser.VALUE and name then
-                       msg.params[name] = lhttp.urldecode(buffer) or ""
+                       local val = msg.params[name]
+
+                       if type(val) == "table" then
+                               val[#val+1] = lhttp.urldecode(buffer) or ""
+                       elseif val ~= nil then
+                               msg.params[name] = { val, lhttp.urldecode(buffer) or "" }
+                       else
+                               msg.params[name] = lhttp.urldecode(buffer) or ""
+                       end
                elseif what == parser.ERROR then
                        err = buffer
                end