basic_RP: add methods for accessing identity information passed from OP.

Signed-off-by: Michael Krelin <hacker@klever.net>

1 files changed, 27 insertions, 2 deletions

diff --git a/lib/basic_rp.cc b/lib/basic_rp.cc
index e65d9fb..3357d0b 100644
--- a/lib/basic_rp.cc
+++ b/lib/basic_rp.cc
@@ -5,15 +5,34 @@
 #include <opkele/exception.h>
 #include <opkele/uris.h>
 #include <opkele/data.h>
 #include <opkele/util.h>
 #include <opkele/util-internal.h>
 #include <opkele/curl.h>
+#include <opkele/debug.h>
 
 namespace opkele {
 
+    void basic_RP::reset_vars() {
+        claimed_id.clear(); identity.clear();
+    }
+
+    const string& basic_RP::get_claimed_id() const {
+        if(claimed_id.empty())
+            throw non_identity(OPKELE_CP_ "attempting to retreive claimed_id of non-identity assertion");
+        assert(!identity.empty());
+        return claimed_id;
+    }
+
+    const string& basic_RP::get_identity() const {
+        if(identity.empty())
+            throw non_identity(OPKELE_CP_ "attempting to retrieve identity of non-identity related assertion");
+        assert(!claimed_id.empty());
+        return identity;
+    }
+
     static void dh_get_secret(
             secret_t& secret, const basic_openid_message& om,
             const char *exp_assoc, const char *exp_sess,
             util::dh_t& dh,
             size_t d_len, unsigned char *(*d_fun)(const unsigned char*,size_t,unsigned char*),
             size_t exp_s_len) try {
@@ -193,12 +212,13 @@ namespace opkele {
                 q = ++am;
             }
         }
     }
 
     void basic_RP::id_res(const basic_openid_message& om,extension_t *ext) {
+        reset_vars();
         bool o2 = om.has_field("ns")
             && om.get_field("ns")==OIURI_OPENID20;
         if( (!o2) && om.has_field("user_setup_url"))
             throw id_res_setup(OPKELE_CP_ "assertion failed, setup url provided",
                     om.get_field("user_setup_url"));
         string m = om.get_field("mode");
@@ -268,18 +288,23 @@ namespace opkele {
                     throw id_res_bad_return_to(OPKELE_CP_ string("Parameter '")+rpi->first+"' from return_to is missing from the request");
                 if(tpi->second!=rpi->second)
                     throw id_res_bad_return_to(OPKELE_CP_ string("Parameter '")+rpi->first+"' from return_to doesn't matche the request");
             }
 
             if(om.has_field("claimed_id")) {
+                claimed_id = om.get_field("claimed_id");
+                identity = om.get_field("identity");
                 verify_OP(
                         om.get_field("op_endpoint"),
-                        om.get_field("claimed_id"),
-                        om.get_field("identity") );
+                        claimed_id, identity );
             }
 
+        }else{
+            claimed_id = get_endpoint().claimed_id;
+            /* TODO: check if this is the identity we asked for */
+            identity = om.get_field("identity");
         }
         if(ext) ext->rp_id_res_hook(om,signeds);
     }
 
     void basic_RP::check_authentication(const string& OP,
             const basic_openid_message& om){