category whitelisting for posting messages, isAdmin now error-first

src/admin/user.js

@@ -6,7 +6,7 @@ var RDB = require('../redis'),
 (function(UserAdmin) {
 
 	UserAdmin.makeAdmin = function(uid, theirid, socket) {
-		user.isAdministrator(uid, function(isAdmin) {
+		user.isAdministrator(uid, function(err, isAdmin) {
 			if (isAdmin) {
 				Groups.getGidFromName('Administrators', function(err, gid) {
 					Groups.join(gid, theirid, function(err) {
@@ -32,7 +32,7 @@ var RDB = require('../redis'),
 	};
 
 	UserAdmin.removeAdmin = function(uid, theirid, socket) {
-		user.isAdministrator(uid, function(isAdmin) {
+		user.isAdministrator(uid, function(err, isAdmin) {
 			if (isAdmin) {
 				Groups.getGidFromName('Administrators', function(err, gid) {
 					Groups.leave(gid, theirid, function(err) {
@@ -52,8 +52,8 @@ var RDB = require('../redis'),
 	};
 
 	UserAdmin.banUser = function(uid, theirid, socket, callback) {
-		user.isAdministrator(uid, function(amIAdmin) {
+		user.isAdministrator(uid, function(err, amIAdmin) {
-			user.isAdministrator(theirid, function(areTheyAdmin) {
+			user.isAdministrator(theirid, function(err, areTheyAdmin) {
 				if (amIAdmin && !areTheyAdmin) {
 					user.ban(theirid, function(err, result) {
 						callback(true);
@@ -70,7 +70,7 @@ var RDB = require('../redis'),
 	};
 
 	UserAdmin.unbanUser = function(uid, theirid, socket) {
-		user.isAdministrator(uid, function(amIAdmin) {
+		user.isAdministrator(uid, function(err, amIAdmin) {
 			if (amIAdmin) {
 				user.unban(theirid, function(err, result) {
 					socket.emit('event:alert', {

src/categoryTools.js

@@ -8,10 +8,22 @@ var	Groups = require('./groups'),
 CategoryTools.privileges = function(cid, uid, callback) {
 	async.parallel({
 		"+r": function(next) {
-			Groups.isMemberByGroupName(uid, 'cid:' + cid + ':privileges:+r', next);
+			Groups.exists('cid:' + cid + ':privileges:+r', function(err, exists) {
+				if (exists) {
+					Groups.isMemberByGroupName(uid, 'cid:' + cid + ':privileges:+r', next);
+				} else {
+					next(null, true);
+				}
+			});
 		},
 		"+w": function(next) {
-			Groups.isMemberByGroupName(uid, 'cid:' + cid + ':privileges:+w', next);
+			Groups.exists('cid:' + cid + ':privileges:+w', function(err, exists) {
+				if (exists) {
+					Groups.isMemberByGroupName(uid, 'cid:' + cid + ':privileges:+w', next);
+				} else {
+					next(null, true);
+				}
+			});
 		},
 		moderator: function(next) {
 			User.isModerator(uid, cid, next);

src/groups.js

@@ -63,12 +63,24 @@
 		});
 	};
 
+	Groups.isDeleted = function(gid, callback) {
+		RDB.hget('gid:' + gid, 'deleted', function(err, deleted) {
+			callback(err, deleted === '1');
+		});
+	};
+
 	Groups.getGidFromName = function(name, callback) {
 		RDB.hget('group:gid', name, callback);
 	};
 
 	Groups.isMember = function(uid, gid, callback) {
-		RDB.sismember('gid:' + gid + ':members', uid, callback);
+		Groups.isDeleted(gid, function(err, deleted) {
+			if (!deleted) {
+				RDB.sismember('gid:' + gid + ':members', uid, callback);
+			} else {
+				callback(err, false);
+			}
+		});
 	};
 
 	Groups.isMemberByGroupName = function(uid, groupName, callback) {
@@ -84,7 +96,18 @@
 	};
 
 	Groups.exists = function(name, callback) {
-		RDB.hexists('group:gid', name, callback);
+		async.parallel({
+			exists: function(next) {
+				RDB.hexists('group:gid', name, next);
+			},
+			deleted: function(next) {
+				Groups.getGidFromName(name, function(err, gid) {
+					Groups.isDeleted(gid, next);
+				});
+			}
+		}, function(err, results) {
+			callback(err, !results ? null : (results.exists && !results.deleted));
+		});
 	};
 
 	Groups.create = function(name, description, callback) {

src/routes/admin.js

@@ -13,7 +13,7 @@ var user = require('./../user.js'),
 
 (function (Admin) {
 	Admin.isAdmin = function (req, res, next) {
-		user.isAdministrator((req.user && req.user.uid) ? req.user.uid : 0, function (isAdmin) {
+		user.isAdministrator((req.user && req.user.uid) ? req.user.uid : 0, function (err, isAdmin) {
 			if (!isAdmin) res.redirect('/403');
 			else next();
 		});

src/routes/api.js

@@ -1,12 +1,14 @@
-var user = require('./../user.js'),
+var user = require('../user'),
-	auth = require('./authentication.js'),
+	auth = require('./authentication'),
-	topics = require('./../topics.js'),
+	topics = require('../topics'),
-	posts = require('./../posts.js'),
+	posts = require('../posts'),
-	categories = require('./../categories.js'),
+	categories = require('../categories'),
+	CategoryTools = require('../categoryTools')
 	Groups = require('../groups'),
-	utils = require('./../../public/src/utils.js'),
+	utils = require('../../public/src/utils'),
 	pkg = require('../../package.json'),
-	meta = require('./../meta.js'),
+	meta = require('../meta'),
+
 	path = require('path'),
 	nconf = require('nconf'),
 	async = require('async');
@@ -129,27 +131,15 @@ var user = require('./../user.js'),
 			app.get('/category/:id/:slug?', function (req, res, next) {
 				var uid = (req.user) ? req.user.uid : 0;
 
-				// Category Whitelisting (support for "-r" to come later)
+				// Category Whitelisting
-				var	whitelistReadKey = 'cid:' + req.params.id + ':privileges:+r',
+				CategoryTools.privileges(req.params.id, uid, function(err, privileges) {
-					success = function() {
+					if (!err && privileges.read) {
 						categories.getCategoryById(req.params.id, uid, function (err, data) {
 							if (!err && data && data.disabled === "0")
 								res.json(data);
 							else
 								next();
 						}, req.params.id, uid);
-					};
-				Groups.exists(whitelistReadKey, function(err, exists) {
-					if (!err && exists) {
-						Groups.isMemberByGroupName(uid, whitelistReadKey, function(err, isMember) {
-							if (!err && isMember) {
-								success();
-							} else {
-								res.send(403);
-							}
-						});
-					} else if (!err && !exists) {
-						success();
 					} else {
 						res.send(403);
 					}

src/user.js

@@ -338,7 +338,7 @@ var bcrypt = require('bcrypt'),
 
 			function iterator(uid, callback) {
 				User.getUserData(uid, function(err, userData) {
-					User.isAdministrator(uid, function(isAdmin) {
+					User.isAdministrator(uid, function(err, isAdmin) {
 						if (userData) {
 							userData.administrator = isAdmin?"1":"0";
 							data.push(userData);

src/webserver.js

@@ -106,7 +106,7 @@ var path = require('path'),
 				uid = options.req.user.uid;
 			}
 
-			user.isAdministrator(uid, function(isAdmin) {
+			user.isAdministrator(uid, function(err, isAdmin) {
 				templateValues.adminDisplay = isAdmin ? 'show' : 'hide';
 
 				translator.translate(templates.header.parse(templateValues), function(template) {