Add groups.getByName()

src/groupdb.js

@@ -2,6 +2,7 @@
 
 exports = module.exports = {
     get: get,
+    getByName: getByName,
     getWithMembers: getWithMembers,
     getAll: getAll,
     getAllWithMembers: getAllWithMembers,
@@ -42,6 +43,18 @@ function get(groupId, callback) {
     });
 }
 
+function getByName(name, callback) {
+    assert.strictEqual(typeof name, 'string');
+    assert.strictEqual(typeof callback, 'function');
+
+    database.query('SELECT ' + GROUPS_FIELDS + ' FROM userGroups WHERE name = ?', [ name ], function (error, result) {
+        if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
+        if (result.length === 0) return callback(new BoxError(BoxError.NOT_FOUND, 'Group not found'));
+
+        callback(null, result[0]);
+    });
+}
+
 function getWithMembers(groupId, callback) {
     assert.strictEqual(typeof groupId, 'string');
     assert.strictEqual(typeof callback, 'function');