fix cannot use this inside model

lib/grant-types/abstract-grant-type.js

@@ -36,7 +36,7 @@ function AbstractGrantType(options) {
 
 AbstractGrantType.prototype.generateAccessToken = function() {
   if (this.model.generateAccessToken) {
-    return Promise.try(this.model.generateAccessToken);
+    return Promise.try(this.model.generateAccessToken,[], this.model);
   }
 
   return tokenUtil.generateRandomToken();
@@ -48,7 +48,7 @@ AbstractGrantType.prototype.generateAccessToken = function() {
 
 AbstractGrantType.prototype.generateRefreshToken = function() {
   if (this.model.generateRefreshToken) {
-    return Promise.try(this.model.generateRefreshToken);
+    return Promise.try(this.model.generateRefreshToken,[], this.model);
   }
 
   return tokenUtil.generateRandomToken();
@@ -94,7 +94,7 @@ AbstractGrantType.prototype.getScope = function(request) {
  * Validate requested scope.
  */
 AbstractGrantType.prototype.validateScope = function(user, client, scope) {
-  return Promise.try(this.model.validateScope, [user, client, scope])
+  return Promise.try(this.model.validateScope, [user, client, scope], this.model)
     .then(function(scope) {
       if(!scope) {
         throw new InvalidScopeError('Invalid scope: Requested scope is invalid');

lib/grant-types/authorization-code-grant-type.js

@@ -88,7 +88,7 @@ AuthorizationCodeGrantType.prototype.getAuthorizationCode = function(request, cl
     throw new InvalidRequestError('Invalid parameter: `code`');
   }
 
-  return Promise.try(this.model.getAuthorizationCode, request.body.code)
+  return Promise.try(this.model.getAuthorizationCode, request.body.code, this.model)
     .then(function(code) {
       if (!code) {
         throw new InvalidGrantError('Invalid grant: authorization code is invalid');
@@ -160,7 +160,7 @@ AuthorizationCodeGrantType.prototype.getAuthorizationCode = function(request, cl
  */
 
 AuthorizationCodeGrantType.prototype.revokeAuthorizationCode = function(code) {
-  return Promise.try(this.model.revokeAuthorizationCode, code)
+  return Promise.try(this.model.revokeAuthorizationCode, code, this.model)
     .then(function(code) {
       if (!code) {
         throw new InvalidGrantError('Invalid grant: authorization code is invalid');

lib/grant-types/client-credentials-grant-type.js

@@ -69,7 +69,7 @@ ClientCredentialsGrantType.prototype.handle = function(request, client) {
  */
 
 ClientCredentialsGrantType.prototype.getUserFromClient = function(client) {
-  return Promise.try(this.model.getUserFromClient, client)
+  return Promise.try(this.model.getUserFromClient, client, this.model)
     .then(function(user) {
       if (!user) {
         throw new InvalidGrantError('Invalid grant: user credentials are invalid');

lib/grant-types/password-grant-type.js

@@ -87,7 +87,7 @@ PasswordGrantType.prototype.getUser = function(request) {
     throw new InvalidRequestError('Invalid parameter: `password`');
   }
 
-  return Promise.try(this.model.getUser, [request.body.username, request.body.password])
+  return Promise.try(this.model.getUser, [request.body.username, request.body.password], this.model)
     .then(function(user) {
       if (!user) {
         throw new InvalidGrantError('Invalid grant: user credentials are invalid');

lib/grant-types/refresh-token-grant-type.js

@@ -85,7 +85,7 @@ RefreshTokenGrantType.prototype.getRefreshToken = function(request, client) {
     throw new InvalidRequestError('Invalid parameter: `refresh_token`');
   }
 
-  return Promise.try(this.model.getRefreshToken, request.body.refresh_token)
+  return Promise.try(this.model.getRefreshToken, request.body.refresh_token, this.model)
     .then(function(token) {
       if (!token) {
         throw new InvalidGrantError('Invalid grant: refresh token is invalid');
@@ -122,7 +122,7 @@ RefreshTokenGrantType.prototype.getRefreshToken = function(request, client) {
  */
 
 RefreshTokenGrantType.prototype.revokeToken = function(token) {
-  return Promise.try(this.model.revokeToken, token)
+  return Promise.try(this.model.revokeToken, token, this.model)
     .then(function(token) {
       if (!token) {
         throw new InvalidGrantError('Invalid grant: refresh token is invalid');

lib/handlers/authenticate-handler.js

@@ -196,7 +196,7 @@ AuthenticateHandler.prototype.getTokenFromRequestBody = function(request) {
  */
 
 AuthenticateHandler.prototype.getAccessToken = function(token) {
-  return Promise.try(this.model.getAccessToken, token)
+  return Promise.try(this.model.getAccessToken, token, this.model)
     .then(function(accessToken) {
       if (!accessToken) {
         throw new InvalidTokenError('Invalid token: access token is invalid');
@@ -231,7 +231,7 @@ AuthenticateHandler.prototype.validateAccessToken = function(accessToken) {
  */
 
 AuthenticateHandler.prototype.verifyScope = function(accessToken) {
-  return Promise.try(this.model.verifyScope, [accessToken, this.scope]).then(function(scope) {
+  return Promise.try(this.model.verifyScope, [accessToken, this.scope], this.model).then(function(scope) {
     if (!scope) {
       throw new InvalidScopeError('Invalid scope: scope is invalid');
     }

lib/handlers/authorize-handler.js

@@ -129,7 +129,7 @@ AuthorizeHandler.prototype.handle = function(request, response) {
 
 AuthorizeHandler.prototype.generateAuthorizationCode = function() {
   if (this.model.generateAuthorizationCode) {
-    return Promise.try(this.model.generateAuthorizationCode);
+    return Promise.try(this.model.generateAuthorizationCode, [], this.model);
   }
 
   return tokenUtil.generateRandomToken();
@@ -168,7 +168,7 @@ AuthorizeHandler.prototype.getClient = function(request) {
     throw new InvalidRequestError('Invalid request: `redirect_uri` is not a valid URI');
   }
 
-  return Promise.try(this.model.getClient, clientId)
+  return Promise.try(this.model.getClient, clientId, this.model)
     .then(function(client) {
       if (!client) {
         throw new InvalidClientError('Invalid client: client credentials are invalid');
@@ -235,7 +235,7 @@ AuthorizeHandler.prototype.getUser = function(request, response) {
     return this.authenticateHandler.handle(request, response).get('user');
   }
 
-  return Promise.try(this.authenticateHandler.handle, [request, response]).then(function(user) {
+  return Promise.try(this.authenticateHandler.handle, [request, response], this.model).then(function(user) {
     if (!user) {
       throw new ServerError('Server error: `handle()` did not return a `user` object');
     }
@@ -264,7 +264,7 @@ AuthorizeHandler.prototype.saveAuthorizationCode = function(authorizationCode, e
     scope: scope
   };
 
-  return Promise.try(this.model.saveAuthorizationCode, [code, client, user]);
+  return Promise.try(this.model.saveAuthorizationCode, [code, client, user], this.model);
 };
 
 /**

lib/handlers/token-handler.js

@@ -127,7 +127,7 @@ TokenHandler.prototype.getClient = function(request, response) {
     throw new InvalidRequestError('Invalid parameter: `client_secret`');
   }
 
-  return Promise.try(this.model.getClient, [credentials.clientId, credentials.clientSecret])
+  return Promise.try(this.model.getClient, [credentials.clientId, credentials.clientSecret], this.model)
     .then(function(client) {
       if (!client) {
         throw new InvalidClientError('Invalid client: client is invalid');