feat(exclude): exclude columns from entity

README.md

@@ -48,5 +48,5 @@ this.userEntity = entityManager.getEntity('users');
 ```
 
 ```html
-<filter entity.bind="userEntity" criteria.bind="criteria"></filter>
+<filter entity.bind="userEntity" criteria.bind="criteria" exclude-columns="password, createdAt"></filter>
 ```

doc/Usage.md

@@ -26,6 +26,9 @@ This is as simple as `EntityManager.getEntity('resource')`. *[More information](
 
 If you don't use the `@type` decorator it will assume that the column is `text`.
 
+### exclude-columns
+When using an entity, you can exclude columns (comma separated) from showing up in the filter.
+
 ### criteria
 The generated criteria object. Use this object to query your application.
 

src/filter.js

@@ -8,6 +8,7 @@ export class Filter extends CriteriaBuilder {
   @bindable({defaultBindingMode: bindingMode.twoWay}) criteria = {};
   @bindable columns                                            = [];
   @bindable entity                                             = null;
+  @bindable excludeColumns;
 
   filters      = [];
   fieldElement = {
@@ -210,9 +211,15 @@ export class Filter extends CriteriaBuilder {
   }
 
   generateFields(columns, entityName) {
+    let excludeColumns = (this.excludeColumns) ? this.excludeColumns.replace(/\s/g, '').split(',') : [];
+
     for (let column in columns) {
       let columnName = (entityName) ? entityName + '.' + column : column;
 
+      if (excludeColumns.indexOf(columnName) > -1) {
+        continue;
+      }
+
       this.columns.push({
         name: columnName,
         value: columnName,