001/* 002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * bstefanescu 018 */ 019package org.nuxeo.ecm.automation.core.operations; 020 021import java.io.IOException; 022 023import org.nuxeo.ecm.automation.OperationContext; 024import org.nuxeo.ecm.automation.OperationException; 025import org.nuxeo.ecm.automation.core.Constants; 026import org.nuxeo.ecm.automation.core.annotations.Context; 027import org.nuxeo.ecm.automation.core.annotations.Operation; 028import org.nuxeo.ecm.automation.core.annotations.OperationMethod; 029import org.nuxeo.ecm.automation.core.annotations.Param; 030import org.nuxeo.ecm.automation.core.scripting.Scripting.GroovyScript; 031import org.nuxeo.ecm.automation.core.scripting.Scripting.MvelScript; 032import org.nuxeo.ecm.core.api.Blob; 033import org.nuxeo.ecm.core.api.Blobs; 034import org.nuxeo.ecm.core.api.NuxeoPrincipal; 035 036/** 037 * Run a script given as the input of the operation (as a blob). Note that this operation is available only as 038 * administrator 039 * 040 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 041 */ 042@Operation(id = RunInputScript.ID, category = Constants.CAT_SCRIPTING, label = "Run Input Script", description = "Run a script from the input blob. A blob comtaining script result is returned.", aliases = { "Context.RunInputScript" }) 043public class RunInputScript { 044 045 public static final String ID = "RunInputScript"; 046 047 @Context 048 protected OperationContext ctx; 049 050 @Param(name = "type", required = false, values = { "mvel", "groovy" }, widget = Constants.W_OPTION) 051 protected String type = "mvel"; 052 053 @OperationMethod 054 public Blob run(Blob blob) throws OperationException, IOException { 055 if (!((NuxeoPrincipal) ctx.getPrincipal()).isAdministrator()) { 056 throw new OperationException("Not allowed. You must be administrator to run scripts"); 057 } 058 Object r = null; 059 if (type.equals("mvel")) { 060 r = MvelScript.compile(blob.getString()).eval(ctx); 061 } else if (type.equals("groovy")) { 062 r = new GroovyScript(blob.getString()).eval(ctx); 063 } else { 064 throw new OperationException("Unknown scripting language " + type); 065 } 066 if (r != null) { 067 Blob b = Blobs.createBlob(r.toString()); 068 b.setFilename("result"); 069 return b; 070 } 071 return null; 072 } 073 074}