Examples with ScriptContext javax.script.ScriptContext used on opensource projects

Example 21 with ScriptContext

use of javax.script.ScriptContext in project xwiki-platform by xwiki.

the class AbstractEditor method render.

@Override
public String render(D data, Map<String, Object> parameters) throws EditException {
    ScriptContext scriptContext = this.scripts.getCurrentScriptContext();
    Object currentEdit = scriptContext.getAttribute(EDIT_CONTEXT_KEY, ScriptContext.ENGINE_SCOPE);
    try {
        scriptContext.setAttribute(EDIT_CONTEXT_KEY, getEditContext(data, parameters), ScriptContext.ENGINE_SCOPE);
        return render();
    } finally {
        scriptContext.setAttribute(EDIT_CONTEXT_KEY, currentEdit, ScriptContext.ENGINE_SCOPE);
    }
}

Example 22 with ScriptContext

use of javax.script.ScriptContext in project xwiki-platform by xwiki.

the class ViewAttachRevAction method render.

@Override
public String render(XWikiContext context) throws XWikiException {
    XWikiRequest request = context.getRequest();
    XWikiDocument doc = context.getDoc();
    String filename;
    if (context.getMode() == XWikiContext.MODE_PORTLET) {
        filename = request.getParameter("filename");
    } else {
        filename = getFileName();
    }
    XWikiAttachment attachment;
    if (context.getWiki().hasAttachmentRecycleBin(context) && request.getParameter("rid") != null) {
        int recycleId = Integer.parseInt(request.getParameter("rid"));
        attachment = new XWikiAttachment(doc, filename);
        attachment = context.getWiki().getAttachmentRecycleBinStore().restoreFromRecycleBin(attachment, recycleId, context, true);
    } else if (request.getParameter("id") != null) {
        int id = Integer.parseInt(request.getParameter("id"));
        attachment = doc.getAttachmentList().get(id);
    } else {
        attachment = doc.getAttachment(filename);
        if (attachment == null) {
            context.put("message", "attachmentdoesnotexist");
            return "exception";
        }
    }
    ScriptContext scriptContext = getCurrentScriptContext();
    scriptContext.setAttribute("attachment", new Attachment((Document) scriptContext.getAttribute("doc"), attachment, context), ScriptContext.ENGINE_SCOPE);
    return "viewattachrev";
}

Example 23 with ScriptContext

use of javax.script.ScriptContext in project xwiki-platform by xwiki.

the class AbstractJSR223ScriptMacro method evaluateBlock.

/**
 * Execute provided script and return {@link Block} based result.
 *
 * @param engine the script engine to use to evaluate the script.
 * @param parameters the macro parameters.
 * @param content the script to execute.
 * @param context the context of the macro transformation.
 * @return the result of script execution.
 * @throws ScriptException failed to evaluate script
 * @throws MacroExecutionException failed to evaluate provided content.
 */
protected List<Block> evaluateBlock(ScriptEngine engine, P parameters, String content, MacroTransformationContext context) throws ScriptException, MacroExecutionException {
    List<Block> result;
    ScriptContext scriptContext = getScriptContext();
    Writer currentWriter = scriptContext.getWriter();
    Reader currentReader = scriptContext.getReader();
    Map<String, Object> currentEngineBindings = new HashMap<>(scriptContext.getBindings(ScriptContext.ENGINE_SCOPE));
    // Set standard javax.script.filename property
    MetaDataBlock metaDataBlock = context.getCurrentMacroBlock().getFirstBlock(new MetadataBlockMatcher(MetaData.SOURCE), Axes.ANCESTOR_OR_SELF);
    if (metaDataBlock != null) {
        scriptContext.setAttribute(ScriptEngine.FILENAME, metaDataBlock.getMetaData().getMetaData(MetaData.SOURCE), ScriptContext.ENGINE_SCOPE);
    }
    try {
        StringWriter stringWriter = new StringWriter();
        // set writer in script context
        scriptContext.setWriter(stringWriter);
        Object scriptResult = eval(content, engine, scriptContext);
        result = convertScriptExecution(scriptResult, stringWriter, parameters, context);
    } finally {
        // restore current writer
        scriptContext.setWriter(currentWriter);
        // restore current reader
        scriptContext.setReader(currentReader);
        // restore "context" binding
        restoreBinding(currentEngineBindings, scriptContext, BINDING_CONTEXT);
        // restore "javax.script.filename" binding
        restoreBinding(currentEngineBindings, scriptContext, ScriptEngine.FILENAME);
    }
    return result;
}

Example 24 with ScriptContext

use of javax.script.ScriptContext in project xwiki-platform by xwiki.

the class PygmentsParser method highlight.

/**
 * Return a highlighted version of the provided content.
 *
 * @param syntaxId the identifier of the source syntax.
 * @param code the content to highlight.
 * @return the highlighted version of the provided source.
 * @throws ScriptException when failed to execute the script
 * @throws ParseException when failed to parse the content as plain text
 */
private List<Block> highlight(String syntaxId, String code) throws ScriptException, ParseException {
    BlocksGeneratorPygmentsListener listener = new BlocksGeneratorPygmentsListener(this.plainTextParser);
    ScriptContext scriptContext = new SimpleScriptContext();
    scriptContext.setAttribute(PY_LANGUAGE_VARNAME, syntaxId, ScriptContext.ENGINE_SCOPE);
    scriptContext.setAttribute(PY_CODE_VARNAME, code, ScriptContext.ENGINE_SCOPE);
    scriptContext.setAttribute(PY_STYLE_VARNAME, this.configuration.getStyle(), ScriptContext.ENGINE_SCOPE);
    scriptContext.setAttribute(PY_LISTENER_VARNAME, listener, ScriptContext.ENGINE_SCOPE);
    this.engine.eval(this.script, scriptContext);
    List<Block> blocks;
    if (scriptContext.getAttribute(PY_LEXER_VARNAME) != null) {
        blocks = listener.getBlocks();
    } else {
        blocks = this.plainTextParser.parse(new StringReader(code)).getChildren().get(0).getChildren();
    }
    return blocks;
}

Example 25 with ScriptContext

use of javax.script.ScriptContext in project xwiki-platform by xwiki.

the class EmailTemplateRenderer method executeTemplate.

/**
 * Execute a template.
 *
 * @param event composite event to render
 * @param userId id of the user who will receive the email
 * @param template the template to use
 * @param syntax syntax of the template and of the output
 * @return the rendered template
 * @throws NotificationException if something wrong happens
 */
public Block executeTemplate(CompositeEvent event, String userId, Template template, Syntax syntax) throws NotificationException {
    XWikiContext context = contextProvider.get();
    XWikiURLFactory originalURLFactory = context.getURLFactory();
    ScriptContext scriptContext = scriptContextManager.getScriptContext();
    try {
        // Bind the event to some variable in the velocity context
        scriptContext.setAttribute(EVENT_BINDING_NAME, event, ScriptContext.ENGINE_SCOPE);
        scriptContext.setAttribute(USER_BINDING_NAME, userId, ScriptContext.ENGINE_SCOPE);
        // Use the external URL factory to generate full URLs
        context.setURLFactory(new ExternalServletURLFactory(context));
        // Set the given syntax in the rendering context
        if (renderingContext instanceof MutableRenderingContext) {
            ((MutableRenderingContext) renderingContext).push(null, null, syntax, null, false, syntax);
        }
        // Render the template or fallback to the default one
        return templateManager.execute(template);
    } catch (Exception e) {
        throw new NotificationException("Failed to render the notification.", e);
    } finally {
        // Cleaning the rendering context
        if (renderingContext instanceof MutableRenderingContext) {
            ((MutableRenderingContext) renderingContext).pop();
        }
        // Cleaning the URL factory
        context.setURLFactory(originalURLFactory);
        // Cleaning the velocity context
        scriptContext.removeAttribute(EVENT_BINDING_NAME, ScriptContext.ENGINE_SCOPE);
        scriptContext.removeAttribute(USER_BINDING_NAME, ScriptContext.ENGINE_SCOPE);
    }
}