1 files changed, 13 insertions, 0 deletions

diff --git a/lib/params.cc b/lib/params.cc
index ea86d3a..7a572c1 100644
--- a/lib/params.cc
+++ b/lib/params.cc
@@ -96,12 +96,25 @@ namespace opkele {
             rv += '=';
             rv += util::url_encode(i->second);
         }
         return rv;
     }
 
+    string params_t::query_string(const char *prefix) const {
+        string rv;
+        for(const_iterator i=begin();i!=end();++i) {
+            if(!rv.empty())
+                rv += '&';
+            rv += prefix;
+            rv += i->first;
+            rv += '=';
+            rv += util::url_encode(i->second);
+        }
+        return rv;
+    }
+
     ostream& operator << (ostream& o,const params_t& p) {
         for(params_t::const_iterator i=p.begin();i!=p.end();++i)
             o << i->first << ':' << i->second << '\n';
         return o;
     }