just a little more...

index.js

@@ -99,12 +99,12 @@ LE.create = function (le) {
   }
 
   le.register = function (args) {
-    return le.core.registerAsync(args);
+    return le.core.certificates.getAsync(args);
   };
 
   le.check = function (args) {
     // TODO must return email, domains, tos, pems
-    return le.core.fetchAsync(args);
+    return le.core.certificates.checkAsync(args);
   };
 
   le.middleware = function () {

lib/core.js

@@ -113,16 +113,28 @@ module.exports.create = function (le) {
     }
 
   , certificates: {
-      // getCertificateAsync:
       registerAsync: function (args) {
+        var err;
+        var copy = utils.merge(args, le);
+        args = utils.tplCopy(copy);
 
-        function log() {
-          if (args.debug || le.debug) {
-            console.log.apply(console, arguments);
-          }
+        if (!Array.isArray(args.domains)) {
+          return PromiseA.reject(new Error('args.domains should be an array of domains'));
         }
 
-        var account = args.account;
+        if (!(args.domains.length && args.domains.every(utils.isValidDomain))) {
+          // NOTE: this library can't assume to handle the http loopback
+          // (or dns-01 validation may be used)
+          // so we do not check dns records or attempt a loopback here
+          err = new Error("invalid domain name(s): '" + args.domains + "'");
+          err.code = "INVALID_DOMAIN";
+          return PromiseA.reject(err);
+        }
+
+        return core.accounts.getAsync(copy).then(function (account) {
+          copy.account = account;
+
+          //var account = args.account;
           var keypairOpts = { public: true, pem: true };
 
           var promise = le.store.certificates.checkKeypairAsync(args).then(function (keypair) {
@@ -136,8 +148,6 @@ module.exports.create = function (le) {
           });
 
           return promise.then(function (domainKeypair) {
-          log("[le/core.js] get certificate");
-
             args.domainKeypair = domainKeypair;
             //args.registration = domainKey;
 
@@ -192,20 +202,22 @@ module.exports.create = function (le) {
             // { cert, chain, fullchain, privkey }
 
             args.pems = results;
-          return le.store.certificates.setAsync(args);
+            return le.store.certificates.setAsync(args).then(function () {
+              return results;
+            });
+          });
         });
       }
-      // checkAsync
     , checkAsync: function (args) {
         var copy = utils.merge(args, le);
         utils.tplCopy(copy);
 
+        // returns pems
         return le.store.certificates.checkAsync(copy).then(utils.attachCertInfo);
       }
-      // getOrCreateDomainCertificate
     , getAsync: function (args) {
         var copy = utils.merge(args, le);
-        utils.tplCopy(copy);
+        args = utils.tplCopy(copy);
 
         if (args.duplicate) {
           // we're forcing a refresh via 'dupliate: true'
@@ -229,44 +241,13 @@ module.exports.create = function (le) {
             + new Date(certs.expiresAt).toISOString() + "'. Ignoring renewal attempt until half-life at '"
             + new Date(renewableAt).toISOString() + "'. Set { duplicate: true } to force."
           ));
+        }).then(function (results) {
+          // returns pems
+          return results;
         });
       }
     }
 
-    // returns 'account' from lib/accounts { meta, regr, keypair, accountId (id) }
-  , registerAsync: function (args) {
-      var err;
-
-      if (!Array.isArray(args.domains)) {
-        return PromiseA.reject(new Error('args.domains should be an array of domains'));
-      }
-
-      if (!(args.domains.length && args.domains.every(utils.isValidDomain))) {
-        // NOTE: this library can't assume to handle the http loopback
-        // (or dns-01 validation may be used)
-        // so we do not check dns records or attempt a loopback here
-        err = new Error("invalid domain name(s): '" + args.domains + "'");
-        err.code = "INVALID_DOMAIN";
-        return PromiseA.reject(err);
-      }
-
-      var copy = utils.merge(args, le);
-      utils.tplCopy(copy);
-
-      return core.accounts.getAsync(copy).then(function (account) {
-        copy.account = account;
-
-        return backend.getOrCreateRenewal(copy).then(function (pyobj) {
-
-          copy.pyobj = pyobj;
-          return core.certificates.getAsync(copy);
-        });
-      }).then(function (result) {
-        return result;
-      }, function (err) {
-        return PromiseA.reject(err);
-      });
-    }
   };
 
   return core;

lib/utils.js

@@ -75,4 +75,6 @@ module.exports.tplCopy = function (copy) {
       copy[key] = copy[key].replace(':' + tplname, tpls[tplname]);
     });
   });
+
+  return copy;
 };