1 files changed, 2 insertions, 4 deletions

diff --git a/lib/sreg.cc b/lib/sreg.cc
index b40cd45..0bd4d2e 100644
--- a/lib/sreg.cc
+++ b/lib/sreg.cc
@@ -1,159 +1,157 @@
 #include <opkele/exception.h>
 #include <opkele/sreg.h>
 #include <opkele/uris.h>
 #include <algorithm>
 
 namespace opkele {
     using std::find;
 
     static const struct _sreg_field {
 	const char *fieldname;
 	sreg_t::fieldbit_t fieldbit;
     }	fields[] = {
 	{ "nickname", sreg_t::field_nickname },
 	{ "email", sreg_t::field_email },
 	{ "fullname", sreg_t::field_fullname },
 	{ "dob", sreg_t::field_dob },
 	{ "gender", sreg_t::field_gender },
 	{ "postcode", sreg_t::field_postcode },
 	{ "country", sreg_t::field_country },
 	{ "language", sreg_t::field_language },
 	{ "timezone", sreg_t::field_timezone }
     };
 #   define fields_BEGIN	fields
 #   define fields_END &fields[sizeof(fields)/sizeof(*fields)]
     typedef const struct _sreg_field *fields_iterator;
 
     bool operator==(const struct _sreg_field& fd,const string& fn) {
 	return fd.fieldname==fn;
     }
 
     void sreg_t::rp_checkid_hook(basic_openid_message& om) {
 	string fr, fo;
 	for(fields_iterator f=fields_BEGIN;f<fields_END;++f) {
 	    if(f->fieldbit&fields_required) {
 		if(!fr.empty()) fr+=",";
 		fr += f->fieldname;
 	    }
 	    if(f->fieldbit&fields_optional) {
 		if(!fo.empty()) fo+=",";
 		fo += f->fieldname;
 	    }
 	}
 	string pfx = om.allocate_ns(OIURI_SREG11,"sreg");
 	if(!fr.empty()) om.set_field(pfx+".required",fr);
 	if(!fo.empty()) om.set_field(pfx+".optional",fo);
 	if(!policy_url.empty()) om.set_field(pfx+".policy_url",policy_url);
     }
 
     void sreg_t::checkid_hook(basic_openid_message& om) {
 	rp_checkid_hook(om); }
 
     void sreg_t::rp_id_res_hook(const basic_openid_message& om,
 	    const basic_openid_message& sp) {
 	clear();
 	string pfx;
 	try {
 	    pfx = om.find_ns(OIURI_SREG11,"sreg");
-	}catch(failed_lookup& fl) {
+	}catch(failed_lookup&) {
 	    try {
 		pfx = om.find_ns(OIURI_SREG10,"sreg");
-	    }catch(failed_lookup& fl) {
-		return;
-	    }
+	    }catch(failed_lookup&) { return; }
 	}
 	pfx += '.';
 	for(fields_iterator f=fields_BEGIN;f<fields_END;++f) {
 	    string fn = pfx; fn+=f->fieldname;
 	    if(!sp.has_field(fn)) continue;
 	    has_fields |= f->fieldbit;
 	    response[f->fieldbit]=sp.get_field(fn);
 	}
     }
 
     void sreg_t::id_res_hook(const basic_openid_message& om,
 	    const basic_openid_message& sp) {
 	rp_id_res_hook(om,sp); }
 
     const string& sreg_t::get_field(fieldbit_t fb) const {
 	response_t::const_iterator i = response.find(fb);
 	if(i==response.end())
 	    throw failed_lookup(OPKELE_CP_ "no field data available");
 	return i->second;
     }
 
     void sreg_t::set_field(fieldbit_t fb,const string& fv) {
 	response[fb] = fv;
 	has_fields |= fb;
     }
 
     void sreg_t::reset_field(fieldbit_t fb) {
 	has_fields &= ~fb;
 	response.erase(fb);
     }
 
     void sreg_t::clear() {
 	has_fields = 0; response.clear();
     }
 
     static long fields_list_to_bitmask(string& fl) {
 	long rv = 0;
 	while(!fl.empty()) {
 	    string::size_type co = fl.find(',');
 	    string fn;
 	    if(co==string::npos) {
 		fn = fl; fl.erase();
 	    }else{
 		fn = fl.substr(0,co); fl.erase(0,co+1);
 	    }
 	    fields_iterator f = find(fields_BEGIN,fields_END,fn);
 	    if(f!=fields_END)
 		rv |= f->fieldbit;
 	}
 	return rv;
     }
 
     void sreg_t::op_checkid_hook(const basic_openid_message& inm) {
 	string ins = inm.find_ns(OIURI_SREG11,"sreg");
 	fields_optional = 0; fields_required = 0; policy_url.erase();
 	fields_response = 0;
 	try {
 	    string fl = inm.get_field(ins+".required");
 	    fields_required = fields_list_to_bitmask(fl);
 	}catch(failed_lookup&) { }
 	try {
 	    string fl = inm.get_field(ins+".optional");
 	    fields_optional = fields_list_to_bitmask(fl);
 	}catch(failed_lookup&) { }
 	try {
 	    policy_url = inm.get_field(ins+".policy_url");
 	}catch(failed_lookup&) { }
     }
 
     void sreg_t::op_id_res_hook(basic_openid_message& oum) {
 	string ons = oum.allocate_ns(OIURI_SREG11,"sreg");
 	fields_response &= has_fields;
 	string signeds = "ns."+ons;
 	for(fields_iterator f=fields_BEGIN;f<fields_END;++f) {
 	    if(!(f->fieldbit&fields_response)) continue;
 	    signeds +=',';
 	    string pn = ons; pn += '.'; pn += f->fieldname;
 	    signeds += pn;
 	    oum.set_field(pn,get_field(f->fieldbit));
 	}
 	oum.add_to_signed(signeds);
     }
 
     void sreg_t::checkid_hook(const basic_openid_message& inm,
 	    basic_openid_message& oum) {
 	op_checkid_hook(inm);
         setup_response(inm,oum);
 	op_id_res_hook(oum);
     }
 
     void sreg_t::setup_response(const basic_openid_message& /* inm */,basic_openid_message& /* oum */) {
 	setup_response();
     }
     void sreg_t::setup_response() {
 	fields_response = (fields_required|fields_optional)&has_fields;
     }