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Diffstat (limited to 'scripting/java/com/sun/star/script/framework/provider/javascript/ScriptProviderForJavaScript.java')
| -rwxr-xr-x | scripting/java/com/sun/star/script/framework/provider/javascript/ScriptProviderForJavaScript.java | 392 |
1 files changed, 392 insertions, 0 deletions
diff --git a/scripting/java/com/sun/star/script/framework/provider/javascript/ScriptProviderForJavaScript.java b/scripting/java/com/sun/star/script/framework/provider/javascript/ScriptProviderForJavaScript.java new file mode 100755 index 000000000000..a90e4bc41ac8 --- /dev/null +++ b/scripting/java/com/sun/star/script/framework/provider/javascript/ScriptProviderForJavaScript.java @@ -0,0 +1,392 @@ +/************************************************************************* +* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * +************************************************************************/ +package com.sun.star.script.framework.provider.javascript; + +import com.sun.star.uno.XComponentContext; +import com.sun.star.lang.XMultiComponentFactory; +import com.sun.star.lang.XMultiServiceFactory; +import com.sun.star.lang.XSingleServiceFactory; +import com.sun.star.frame.XModel; +import com.sun.star.registry.XRegistryKey; +import com.sun.star.comp.loader.FactoryHelper; + +import com.sun.star.document.XScriptInvocationContext; +import com.sun.star.reflection.InvocationTargetException; + +import java.net.URL; + +import com.sun.star.script.provider.XScript; + +import com.sun.star.script.provider.ScriptExceptionRaisedException; +import com.sun.star.script.provider.ScriptFrameworkErrorException; +import com.sun.star.script.provider.ScriptFrameworkErrorType; + +import com.sun.star.script.framework.log.LogUtils; +import com.sun.star.script.framework.provider.ScriptContext; +import com.sun.star.script.framework.provider.ClassLoaderFactory; +import com.sun.star.script.framework.provider.ScriptProvider; +import com.sun.star.script.framework.provider.ScriptEditor; +import com.sun.star.script.framework.container.ScriptMetaData; + +import org.mozilla.javascript.Context; +import org.mozilla.javascript.ImporterTopLevel; +import org.mozilla.javascript.Scriptable; +import org.mozilla.javascript.JavaScriptException; + +public class ScriptProviderForJavaScript +{ + public static class _ScriptProviderForJavaScript extends ScriptProvider + { + public _ScriptProviderForJavaScript(XComponentContext ctx) + { + super(ctx, "JavaScript"); + } + + public XScript getScript( /*IN*/String scriptURI ) + throws com.sun.star.uno.RuntimeException, + ScriptFrameworkErrorException + { + ScriptMetaData scriptData = null; + try + { + scriptData = getScriptData( scriptURI ); + ScriptImpl script = new ScriptImpl( m_xContext, scriptData, m_xModel, m_xInvocContext ); + return script; + } + catch ( com.sun.star.uno.RuntimeException re ) + { + throw new ScriptFrameworkErrorException( "Failed to create script object: " + re.getMessage(), + null, scriptData.getLanguageName(), language, ScriptFrameworkErrorType.UNKNOWN ); + } + } + + public boolean hasScriptEditor() + { + return true; + } + + public ScriptEditor getScriptEditor() + { + return ScriptEditorForJavaScript.getEditor(); + } + } + + /** + * Returns a factory for creating the service. + * This method is called by the <code>JavaLoader</code> + * <p> + * + * @param implName the name of the implementation for which a service is desired + * @param multiFactory the service manager to be used if needed + * @param regKey the registryKey + * @return returns a <code>XSingleServiceFactory</code> for creating + * the component + * @see com.sun.star.comp.loader.JavaLoader + */ + public static XSingleServiceFactory __getServiceFactory( String implName, + XMultiServiceFactory multiFactory, + XRegistryKey regKey ) + { + XSingleServiceFactory xSingleServiceFactory = null; + + if ( implName.equals( ScriptProviderForJavaScript._ScriptProviderForJavaScript.class.getName() ) ) + { + xSingleServiceFactory = FactoryHelper.getServiceFactory( + ScriptProviderForJavaScript._ScriptProviderForJavaScript.class, + "com.sun.star.script.provider.ScriptProviderForJavaScript", + multiFactory, + regKey ); + } + + return xSingleServiceFactory; + } + + + /** + * Writes the service information into the given registry key. + * This method is called by the <code>JavaLoader</code> + * <p> + * + * @param regKey the registryKey + * @return returns true if the operation succeeded + * @see com.sun.star.comp.loader.JavaLoader + */ + public static boolean __writeRegistryServiceInfo( XRegistryKey regKey ) + { + String impl = "com.sun.star.script.framework.provider.javascript." + + "ScriptProviderForJavaScript$_ScriptProviderForJavaScript"; + + String service1 = "com.sun.star.script.provider." + + "ScriptProvider"; + String service2 = "com.sun.star.script.provider." + + "LanguageScriptProvider"; + String service3 = "com.sun.star.script.provider." + + "ScriptProviderForJavaScript"; + String service4 = "com.sun.star.script.browse." + + "BrowseNode"; + + if ( FactoryHelper.writeRegistryServiceInfo(impl, service1, regKey) && + FactoryHelper.writeRegistryServiceInfo(impl, service2, regKey) && + FactoryHelper.writeRegistryServiceInfo(impl, service3, regKey) && + FactoryHelper.writeRegistryServiceInfo(impl, service4, regKey) ) + { + return true; + } + return false; + } +} +class ScriptImpl implements XScript +{ + private ScriptMetaData metaData; + private XComponentContext m_xContext; + private XMultiComponentFactory m_xMultiComponentFactory; + private XModel m_xModel; + private XScriptInvocationContext m_xInvocContext; + + ScriptImpl( XComponentContext ctx, ScriptMetaData metaData, XModel xModel, XScriptInvocationContext xInvocContext ) throws com.sun.star.uno.RuntimeException + { + this.metaData = metaData; + this.m_xContext = ctx; + this.m_xModel = xModel; + this.m_xInvocContext = xInvocContext; + try + { + this.m_xMultiComponentFactory = m_xContext.getServiceManager(); + } + catch ( Exception e ) + { + LogUtils.DEBUG( LogUtils.getTrace( e ) ); + throw new com.sun.star.uno.RuntimeException( + "Error constructing ScriptImpl: [javascript]"); + } + LogUtils.DEBUG("ScriptImpl [javascript] script data = " + metaData ); + } + + /** + * The invoke method of the ScriptProviderForJavaScript runs the + * JavaScript script specified in the URI + * + * + * + * @param aParams All parameters; pure, out params are + * undefined in sequence, i.e., the value + * has to be ignored by the callee + * + * @param aOutParamIndex Out indices + * + * @param aOutParam Out parameters + * + * @returns The value returned from the function + * being invoked + * + * @throws ScriptFrameworkErrorException If there is no matching script name + * + * + * @throws InvocationTargetException If the running script throws + * an exception this information + * is captured and rethrown as + * ScriptErrorRaisedException or + * ScriptExceptionRaisedException + */ + + public Object invoke( + /*IN*/Object[] params, + /*OUT*/short[][] aOutParamIndex, + /*OUT*/Object[][] aOutParam ) + + throws ScriptFrameworkErrorException, InvocationTargetException + { + // Initialise the out paramters - not used at the moment + aOutParamIndex[0] = new short[0]; + aOutParam[0] = new Object[0]; + + + + ClassLoader cl = null; + URL sourceUrl = null; + try { + cl = ClassLoaderFactory.getURLClassLoader( metaData ); + sourceUrl = metaData.getSourceURL(); + } + catch ( java.net.MalformedURLException mfu ) + { + throw new ScriptFrameworkErrorException( + mfu.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.MALFORMED_URL ); + } + catch ( com.sun.star.script.framework.provider.NoSuitableClassLoaderException nsc ) + { + // Framework error + throw new ScriptFrameworkErrorException( + nsc.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.UNKNOWN ); + } + Context ctxt = null; + + try + { + String editorURL = sourceUrl.toString(); + Object result = null; + String source = null; + ScriptEditorForJavaScript editor = + ScriptEditorForJavaScript.getEditor( + metaData.getSourceURL() ); + + if (editor != null) + { + editorURL = editor.getURL(); + result = editor.execute(); + if ( result != null && + result.getClass().getName().equals( "org.mozilla.javascript.Undefined" ) ) + { + // Always return a string + // TODO revisit + return Context.toString( result ); + } + + } + + if (editor != null && editor.isModified() == true) + { + LogUtils.DEBUG("GOT A MODIFIED SOURCE"); + source = editor.getText(); + } + else + { + metaData.loadSource(); + source = metaData.getSource(); + + } + + if ( source == null || source.length() == 0 ) { + throw new ScriptFrameworkErrorException( + "Failed to read source data for script", null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.UNKNOWN ); + } + + /* Set the context ClassLoader on the current thread to + be our custom ClassLoader. This is the suggested method + for setting up a ClassLoader to be used by the Rhino + interpreter + */ + if (cl != null) { + Thread.currentThread().setContextClassLoader(cl); + } + + // Initialize a Rhino Context object + ctxt = Context.enter(); + + /* The ImporterTopLevel ensures that importClass and + importPackage statements work in Javascript scripts + Make the XScriptContext available as a global variable + to the script + */ + ImporterTopLevel scope = new ImporterTopLevel(ctxt); + + Scriptable jsCtxt = Context.toObject( + ScriptContext.createContext( + m_xModel, m_xInvocContext, m_xContext, + m_xMultiComponentFactory), scope); + scope.put("XSCRIPTCONTEXT", scope, jsCtxt); + + Scriptable jsArgs = Context.toObject(params, scope); + scope.put("ARGUMENTS", scope, jsArgs); + + result = ctxt.evaluateString(scope, + source, "<stdin>", 1, null); + result = ctxt.toString(result); + return result; + } + catch (JavaScriptException jse) { + LogUtils.DEBUG( "Caught JavaScriptException exception for JavaScript type = " + jse.getClass() ); + String message = jse.getMessage(); + //int lineNo = jse.getLineNumber(); + Object wrap = jse.getValue(); + LogUtils.DEBUG( "\t message " + message ); + LogUtils.DEBUG( "\t wrapped type " + wrap.getClass() ); + LogUtils.DEBUG( "\t wrapped toString " + wrap.toString() ); + ScriptExceptionRaisedException se = new + ScriptExceptionRaisedException( message ); + se.lineNum = -1; + se.language = "JavaScript"; + se.scriptName = metaData.getLanguageName(); + se.exceptionType = wrap.getClass().getName(); + se.language = metaData.getLanguage(); + LogUtils.DEBUG( "ExceptionRaised exception " ); + LogUtils.DEBUG( "\t message " + se.getMessage() ); + LogUtils.DEBUG( "\t lineNum " + se.lineNum ); + LogUtils.DEBUG( "\t language " + se.language ); + LogUtils.DEBUG( "\t scriptName " + se.scriptName ); + raiseEditor( se.lineNum ); + throw new InvocationTargetException( "JavaScript uncaught exception" + metaData.getLanguageName(), null, se ); + } + catch (Exception ex) { + LogUtils.DEBUG("Caught Exception " + ex ); + LogUtils.DEBUG("rethrowing as ScriptFramework error" ); + throw new ScriptFrameworkErrorException( + ex.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.UNKNOWN ); + } + finally { + if ( ctxt != null ) + { + Context.exit(); + } + } + } + + private void raiseEditor( int lineNum ) + { + ScriptEditorForJavaScript editor = null; + try + { + URL sourceUrl = metaData.getSourceURL(); + editor = ScriptEditorForJavaScript.getEditor( sourceUrl ); + if ( editor == null ) + { + editor = ScriptEditorForJavaScript.getEditor(); + editor.edit( + ScriptContext.createContext(m_xModel, m_xInvocContext, + m_xContext, m_xMultiComponentFactory), metaData ); + editor = ScriptEditorForJavaScript.getEditor( sourceUrl ); + } + if ( editor != null ) + { + System.out.println("** Have raised IDE for JavaScript, calling indicateErrorLine for line " + lineNum ); + editor.indicateErrorLine( lineNum ); + } + } + catch( Exception ignore ) + { + } + } +} + |