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#include <opkele/verify_op.h>
#include <opkele/discovery.h>
#include <opkele/exception.h>
#include <opkele/util.h>
#include <opkele/uris.h>
namespace opkele {
using std::output_iterator_tag;
class __RP_verifier_good_input : public exception {
public:
__RP_verifier_good_input(OPKELE_E_PARS)
: exception(OPKELE_E_CONS) { }
};
class RP_verifier : public iterator<output_iterator_tag,openid_endpoint_t,void> {
public:
const string& return_to;
int seen;
RP_verifier(const string& rt)
: return_to(rt), seen(0) { }
RP_verifier& operator*() { return *this; }
RP_verifier& operator=(const openid_endpoint_t& oep) {
if(util::uri_matches_realm(return_to,oep.uri))
throw __RP_verifier_good_input(OPKELE_CP_ "Found matching realm");
return *this;
}
RP_verifier& operator++() { ++seen; return *this; }
RP_verifier& operator++(int) { ++seen; return *this; }
};
void verify_OP::verify_return_to() {
basic_OP::verify_return_to();
try {
RP_verifier rpv(return_to);
string drealm = realm;
string::size_type csss = drealm.find("://*.");
if(csss==4 || csss==5)
drealm.replace(csss+3,1,"www");
const char *rtt[] = { STURI_OPENID20_RT, 0 };
yadiscover(rpv,drealm,rtt,false);
if(rpv.seen)
throw bad_return_to(OPKELE_CP_ "return_to URL doesn't match any found while doing discovery on RP");
}catch(__RP_verifier_good_input&) {
}catch(bad_return_to& brt) {
throw;
}catch(exception_network&) { }
}
}
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