public static void execute(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
String scriptPath = getScriptPath(request);
InputStream sourceIn = request.getServletContext().getResourceAsStream(scriptPath);
if (sourceIn == null) {
response.sendError(HttpServletResponse.SC_NOT_FOUND, request.getRequestURI());
return;
}
RhinoEngine engine = null;
try {
engine = CommonManager.getInstance().getEngine();
Context cx = engine.enterContext();
// Creating an OutputStreamWritter to write content to the servletResponse
OutputStream out = response.getOutputStream();
JaggeryContext webAppContext = createJaggeryContext(out, scriptPath, request, response);
initContext(cx, webAppContext);
RhinoEngine.putContextProperty(
FileHostObject.JAVASCRIPT_FILE_MANAGER,
new WebAppFileManager(request.getServletContext()));
CommonManager.getInstance()
.getEngine()
.exec(
new ScriptReader(sourceIn),
webAppContext.getScope(),
getScriptCachingContext(request, scriptPath));
// out.flush();
} catch (ScriptException e) {
String msg = e.getMessage();
log.error(msg, e);
response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, msg);
} finally {
// Exiting from the context
if (engine != null) {
RhinoEngine.exitContext();
}
}
}
public static void include(Context cx, Scriptable thisObj, Object[] args, Function funObj)
throws ScriptException {
String functionName = "include";
int argsCount = args.length;
if (argsCount != 1) {
HostObjectUtil.invalidNumberOfArgs(
CommonManager.HOST_OBJECT_NAME, functionName, argsCount, false);
}
if (!(args[0] instanceof String)) {
HostObjectUtil.invalidArgsError(
CommonManager.HOST_OBJECT_NAME, functionName, "1", "string", args[0], false);
}
JaggeryContext jaggeryContext = CommonManager.getJaggeryContext();
Stack<String> includesCallstack = jaggeryContext.getIncludesCallstack();
String parent = includesCallstack.lastElement();
String fileURL = (String) args[0];
if (CommonManager.isHTTP(fileURL) || CommonManager.isHTTP(parent)) {
CommonManager.include(cx, thisObj, args, funObj);
return;
}
executeScript(jaggeryContext, jaggeryContext.getScope(), fileURL, false, false, false);
}
public static void include(Context cx, Scriptable thisObj, Object[] args, Function funObj)
throws ScriptException {
String functionName = "include";
int argsCount = args.length;
if (argsCount != 1 && argsCount != 2) {
HostObjectUtil.invalidNumberOfArgs(HOST_OBJECT_NAME, functionName, argsCount, false);
}
if (!(args[0] instanceof String)) {
HostObjectUtil.invalidArgsError(
HOST_OBJECT_NAME, functionName, "1", "string", args[0], false);
}
if (argsCount == 2 && !(args[1] instanceof ScriptableObject)) {
HostObjectUtil.invalidArgsError(
HOST_OBJECT_NAME, functionName, "2", "Object", args[1], false);
}
JaggeryContext jaggeryContext = getJaggeryContext();
RhinoEngine engine = jaggeryContext.getEngine();
if (engine == null) {
log.error("Rhino Engine in Jaggery context is null");
throw new ScriptException("Rhino Engine in Jaggery context is null");
}
Stack<String> includesCallstack = getCallstack(jaggeryContext);
Map<String, Boolean> includedScripts = getIncludes(jaggeryContext);
String parent = includesCallstack.lastElement();
String fileURL = (String) args[0];
if (isHTTP(fileURL) || isHTTP(parent)) {
if (!isHTTP(fileURL)) {
fileURL = parent + fileURL;
}
if (includesCallstack.search(fileURL) != -1) {
return;
}
ScriptReader source;
ScriptableObject scope;
if (argsCount == 2) {
scope = (ScriptableObject) args[1];
} else {
scope = jaggeryContext.getScope();
}
// this is a remote file url
try {
URL url = new URL(fileURL);
url.openConnection();
source = new ScriptReader(url.openStream());
includedScripts.put(fileURL, true);
includesCallstack.push(fileURL);
engine.exec(source, scope, null);
includesCallstack.pop();
} catch (MalformedURLException e) {
String msg = "Malformed URL. function : import, url : " + fileURL;
log.warn(msg, e);
throw new ScriptException(msg, e);
} catch (IOException e) {
String msg = "IO exception while importing content from url : " + fileURL;
log.warn(msg, e);
throw new ScriptException(msg, e);
}
} else {
String msg = "Unsupported file include : " + fileURL;
throw new ScriptException(msg);
}
}
public static void initContext(Context cx, JaggeryContext context) throws ScriptException {
CommonManager.initContext(context);
defineProperties(cx, context, context.getScope());
}
