Initial commit

models/role.js

@@ -0,0 +1,153 @@
+const Mongoose = require('mongoose');  
+
+const RoleSchema = new Mongoose.Schema({
+	name: { type: String, required: true, unique: true },
+	description: { type: String },
+  add: { type: Boolean, default: false },
+  delete: { type: Boolean, default: false },
+  edit: { type: Boolean, default: false },
+  manage: { type: Boolean, default: false },
+  super: { type: Boolean, default: false },
+  view: { type: Boolean, default: true },
+  disabled: { type: Boolean, default: false },
+  order: { type: Number, default: 1 },
+	updated_at: { type: Date, default: Date.now }
+});
+
+RoleSchema.pre('findOneAndUpdate', function (next) {
+  this.update({}, { $set: { updated_at: Date.now() } });
+  next();
+});
+
+const RoleModel = Mongoose.model('roles', RoleSchema);
+  
+module.exports = {
+  canRole: (e, roleId, action, callback) => {
+    [initial, canElevate = false] = Array.isArray(action) ? action : [action];
+
+    RoleModel.findById(roleId, (err, result) => {
+      if (err) {
+        callback('There was an error querying roles', null);
+      }
+
+      if (result) {
+        let permissions = result[initial] && canElevate ? {
+          hasPermission: result[initial],
+          canElevate: canElevate ? result[canElevate] : null
+        } : result[initial];
+        callback(null, permissions);
+      }
+    });
+  },
+    
+	createRole: (e, role) => {
+		const promise = new Promise((resolve, reject) => {  
+			var roleInstance = new RoleModel(role);
+
+			roleInstance.save((err, result) => {
+				if (err) {
+					reject(err);
+				}
+
+				if (result) {
+					resolve(result);
+				}
+			});
+		});
+
+		promise.then((result) => {
+			e.emit('createRole', null, result);
+		})
+		.catch((err) => {
+			e.emit('createRole', err, null);
+		});
+	},
+
+	getRoles: (e, query) => {
+		query = query || {};
+	
+		const promise = new Promise((resolve, reject) => {
+			RoleModel
+				.find(query.find, query.select, query.options) 
+				.exec((err, results) => {
+					if (err) {
+						reject(err);
+					}
+				
+					if (results) {
+						resolve(results);
+					}
+				});
+		});
+		
+		promise.then((results) => {
+			e.emit('getRoles', null, results);
+		})
+		.catch((err) => {
+			e.emit('getRoles', err, null);
+		});
+	},
+
+	getRole: (e, id) => {
+		const promise = new Promise((resolve, reject) => {  
+			RoleModel.find({_id: id}, (err, result) => {
+				if (err) {
+					reject(err);
+				}
+
+				if (result) {
+					resolve(result);
+				}
+			});
+		});
+
+		promise.then((result) => {
+			e.emit('getRole', null, result);
+		})
+		.catch((err) => {
+			e.emit('getRole', err, null);
+		});
+	},
+
+	updateRole: (e, id, role) => {
+		const promise = new Promise((resolve, reject) => {
+			RoleModel.findByIdAndUpdate(id, { $set: role }, { new: true }, (err, result) => {
+				if (err) {
+					reject(err);
+				}
+
+				if (result) {
+					resolve(result);
+				}
+			});
+		});
+
+		promise.then((result) => {
+			e.emit('updateRole', null, result);
+		})
+		.catch((err) => {
+			e.emit('updateRole', err, null);
+		});
+	},
+
+	deleteRole: (e, id) => {
+		const promise = new Promise((resolve, reject) => {
+			RoleModel.remove({ _id: id }, (err, result) => {
+				if (err) {
+					reject(err);
+				}
+
+				if (result) {
+					resolve(result);
+				}
+			});
+		});
+
+		promise.then((result) => {
+			e.emit('deleteRole', null, result);
+		})
+		.catch((err) => {
+			e.emit('deleteRole', err, null);
+		});
+	}	
+};