DocumentList - Check permissions on delete folder/file (#1808)

* Add check permission on delete folder/file

* Provide a way to disable the action when if there is no permission

* Improve the code using the external permission inside the folder/document action service

* Add basic documentation.
 - How disable the button when the permission is missing
 - How to show a notification message when the permission is missing

* Resize the image

* Change the value to true for demo purpose

* Update folder-actions.service.ts

* Update document-actions.service.ts

ng2-components/ng2-alfresco-documentlist/src/components/content-action/content-action.component.ts

@@ -41,9 +41,18 @@ export class ContentActionComponent implements OnInit, OnChanges {
     @Input()
     target: string;
 
+    @Input()
+    permission: string;
+
+    @Input()
+    disableWithNoPermission: boolean;
+
     @Output()
     execute = new EventEmitter();
 
+    @Output()
+    permissionEvent = new EventEmitter();
+
     model: ContentActionModel;
 
     constructor(
@@ -57,6 +66,8 @@ export class ContentActionComponent implements OnInit, OnChanges {
         this.model = new ContentActionModel({
             title: this.title,
             icon: this.icon,
+            permission: this.permission,
+            disableWithNoPermission: this.disableWithNoPermission,
             target: this.target
         });
 
@@ -98,6 +109,9 @@ export class ContentActionComponent implements OnInit, OnChanges {
 
             if (ltarget === 'folder') {
                 if (this.folderActions) {
+                    this.folderActions.permissionEvent.subscribe((permision) => {
+                        this.permissionEvent.emit(permision);
+                    });
                     return this.folderActions.getHandler(name);
                 }
                 return null;