Files
alfresco-content-app/projects/aca-shared/src/lib/services/node-permission.service.ts
2025-02-04 12:11:48 +01:00

100 lines
3.2 KiB
TypeScript

/*!
* Copyright © 2005-2025 Hyland Software, Inc. and its affiliates. All rights reserved.
*
* Alfresco Example Content Application
*
* This file is part of the Alfresco Example Content Application.
* If the software was purchased under a paid Alfresco license, the terms of
* the paid license agreement will prevail. Otherwise, the software is
* provided under the following open source license terms:
*
* The Alfresco Example Content Application is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Alfresco Example Content Application is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* from Hyland Software. If not, see <http://www.gnu.org/licenses/>.
*/
import { Injectable } from '@angular/core';
import { NodePermissions } from '@alfresco/adf-extensions';
import { Node, SharedLink, SharedLinkEntry, NodeEntry } from '@alfresco/js-api';
export type PermissionSource = NodeEntry | SharedLinkEntry | Node;
export interface PermissionOptions {
target?: string;
operation?: string;
}
@Injectable({
providedIn: 'root'
})
export class NodePermissionService implements NodePermissions {
static readonly DEFAULT_OPERATION = 'OR';
private defaultOptions: PermissionOptions = {
operation: NodePermissionService.DEFAULT_OPERATION,
target: null
};
check(source: PermissionSource | PermissionSource[], permissions: string[], options?: PermissionOptions): boolean {
const opts = Object.assign({}, this.defaultOptions, options || {});
if (!source) {
return false;
}
if (Array.isArray(source)) {
source = source.filter((item) => item);
if (source.length > 0) {
return source.every((node) => this.isOperationAllowed(node, permissions, opts));
}
return false;
} else {
return this.isOperationAllowed(source, permissions, opts);
}
}
private isOperationAllowed(node: PermissionSource, permissions: string[], options: PermissionOptions): boolean {
const allowableOperations = this.getAllowableOperations(node, options.target);
if (allowableOperations.length) {
if (options.operation === NodePermissionService.DEFAULT_OPERATION) {
return permissions.some((permission) => allowableOperations.includes(permission));
} else {
return permissions.every((permission) => allowableOperations.includes(permission));
}
}
return false;
}
private getAllowableOperations(node: PermissionSource, property?: string): string[] {
let entry: Node | SharedLink;
if ('entry' in node) {
entry = node.entry;
} else {
entry = node;
}
if (property) {
return entry[property] || [];
}
if ('allowableOperationsOnTarget' in entry) {
return entry.allowableOperationsOnTarget || [];
} else {
return entry.allowableOperations || [];
}
}
}