Examples with ActionSequenceResource org.pentaho.platform.engine.services.actionsequence.ActionSequenceResource used on opensource projects

Example 1 with ActionSequenceResource

use of org.pentaho.platform.engine.services.actionsequence.ActionSequenceResource in project pentaho-platform by pentaho.

the class DashboardWidgetComponent method getXmlContent.

/**
 * Create a dial image.
 * <ul>
 * <li>Load the specified XML document describing the dial definition</li>
 * <li>Create a dial definition object from the XML definition</li>
 * <li>Use the JFreeChartEngine to create a dial image</li>
 * <li>Create an XML document describing the dial</li>
 * <li>Return the XML document</li>
 * </ul>
 *
 * @return The XML document describing this dial
 */
@Override
public Document getXmlContent() {
    WidgetDefinition widget = null;
    if (type == DashboardWidgetComponent.TYPE_DIAL) {
        // load the XML document that defines the dial
        IActionSequenceResource resource = new // $NON-NLS-1$
        ActionSequenceResource(// $NON-NLS-1$
        title, // $NON-NLS-1$
        IActionSequenceResource.SOLUTION_FILE_RESOURCE, // $NON-NLS-1$
        "text/xml", definitionPath);
        Document dialDefinition = null;
        try {
            org.dom4j.io.SAXReader reader = XMLParserFactoryProducer.getSAXReader(new SolutionURIResolver());
            dialDefinition = reader.read(resource.getInputStream(RepositoryFilePermission.READ, LocaleHelper.getLocale()));
        } catch (Throwable t) {
        // XML document can't be read. We'll just return a null document.
        }
        if (dialDefinition == null) {
            // $NON-NLS-1$
            error(Messages.getInstance().getErrorString("Widget.ERROR_0002_INVALID_RESOURCE", definitionPath));
            return null;
        }
        // create a dial definition from the XML definition
        widget = new DialWidgetDefinition(dialDefinition, 0, width, height, getSession());
        if (widget != null) {
            // set the value to be displayed on the dial
            widget.setValue(new Double(value));
        }
    }
    /*
     * else if( type == TYPE_THERMOMETER ) { // load the XML document that defines the thermometer
     * 
     * ActionResource resource = new ActionResource( title, IActionResource.SOLUTION_FILE_RESOURCE, "text/xml",
     * //$NON-NLS-1$ PentahoSystem.getApplicationContext().getSolutionPath( definitionPath ) ); //$NON-NLS-1$
     * Document thermometerDefinition = null; try { thermometerDefinition = PentahoSystem.getResourceAsDocument(
     * resource ); } catch (IOException e) {} // create a dial definition from the XML definition widget =
     * createThermometer( thermometerDefinition );
     * 
     * if( widget != null ) { // set the value to be displayed on the dial widget.setValue( new Double(value) ); //
     * Set the XSL file to be used to generate the HTML setXsl( "text/html", "DialWidget.xsl" ); //$NON-NLS-1$
     * //$NON-NLS-2$ } else { error( Messages.getInstance().getString("Widget.ERROR_0001_COULD_NOT_CREATE") );
     * //$NON-NLS-1$ return null; } }
     */
    if (widget == null) {
        // $NON-NLS-1$
        error(Messages.getInstance().getString("Widget.ERROR_0001_COULD_NOT_CREATE"));
        return null;
    }
    // create an image for the dial using the JFreeChart engine
    StringWriter stringWriter = new StringWriter();
    PrintWriter printWriter = new PrintWriter(stringWriter);
    // create temporary file names
    // $NON-NLS-1$
    String solutionDir = "system/tmp/";
    // $NON-NLS-1$
    String fileNamePrefix = "tmp_pie_";
    // $NON-NLS-1$
    String extension = ".png";
    String fileName = null;
    String filePathWithoutExtension = null;
    try {
        File file = PentahoSystem.getApplicationContext().createTempFile(getSession(), fileNamePrefix, extension, true);
        fileName = file.getName();
        filePathWithoutExtension = solutionDir + fileName.substring(0, fileName.indexOf('.'));
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    // $NON-NLS-1$
    String dialTitle = "";
    JFreeChartEngine.saveChart(widget, dialTitle, units, filePathWithoutExtension, width, height, JFreeChartEngine.OUTPUT_PNG, printWriter, this);
    // Create a document that describes the result
    Document result = DocumentHelper.createDocument();
    IPentahoRequestContext requestContext = PentahoRequestContextHolder.getRequestContext();
    // $NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    setXslProperty("baseUrl", requestContext.getContextPath());
    // $NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    setXslProperty("fullyQualifiedServerUrl", PentahoSystem.getApplicationContext().getFullyQualifiedServerURL());
    // $NON-NLS-1$
    Element root = result.addElement("widget");
    // $NON-NLS-1$
    root.addElement("title").setText(title);
    // $NON-NLS-1$
    root.addElement("units").setText(units);
    // $NON-NLS-1$
    root.addElement("width").setText(Integer.toString(width));
    // $NON-NLS-1$
    root.addElement("height").setText(Integer.toString(height));
    // $NON-NLS-1$
    Element valueNode = root.addElement("value");
    valueNode.setText(Double.toString(value));
    // $NON-NLS-1$
    valueNode.addAttribute("in-image", Boolean.toString(widget.getValueFont() != null));
    // $NON-NLS-1$
    root.addElement("image").setText(fileName);
    return result;
}

Example 2 with ActionSequenceResource

use of org.pentaho.platform.engine.services.actionsequence.ActionSequenceResource in project pentaho-platform by pentaho.

the class GetResource method doPost.

@Override
protected void doPost(final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException {
    // TODO perform any authorization here...
    // TODO support caching
    PentahoSystem.systemEntryPoint();
    try {
        IPentahoSession session = getPentahoSession(request);
        // $NON-NLS-1$
        String resource = request.getParameter("resource");
        if ((resource == null) || StringUtil.doesPathContainParentPathSegment(resource)) {
            // $NON-NLS-1$
            error(Messages.getInstance().getErrorString("GetResource.ERROR_0001_RESOURCE_PARAMETER_MISSING"));
            response.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
            return;
        }
        String resLower = resource.toLowerCase();
        String resourcePath;
        if (resLower.endsWith(".xsl")) {
            // $NON-NLS-1$
            // $NON-NLS-1$
            resourcePath = "system/custom/xsl/" + resource;
        } else if (resLower.endsWith(".mondrian.xml")) {
            // $NON-NLS-1$
            // Ensure user is authenticated by checking the default role
            // gets defaultRole from pentahoObjects-s-s.x
            String defaultRole = PentahoSystem.get(String.class, "defaultRole", null);
            if (defaultRole != null) {
                if (!SecurityHelper.getInstance().isGranted(session, new SimpleGrantedAuthority(defaultRole))) {
                    response.sendError(HttpServletResponse.SC_FORBIDDEN);
                    return;
                }
            }
            // If no defaultRole is defined, then just continue action as per normal.
            resourcePath = resource;
        } else if (resLower.endsWith(".jpg") || resLower.endsWith(".jpeg") || resLower.endsWith(".gif") || resLower.endsWith(".png") || resLower.endsWith(".bmp")) {
            // $NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
            resourcePath = resource;
        } else {
            // $NON-NLS-1$
            error(Messages.getInstance().getErrorString("GetResource.ERROR_0002_INVALID_FILE", resource));
            response.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
            return;
        }
        IActionSequenceResource asqr = new // $NON-NLS-1$ //$NON-NLS-2$
        ActionSequenceResource(// $NON-NLS-1$ //$NON-NLS-2$
        "", // $NON-NLS-1$ //$NON-NLS-2$
        IActionSequenceResource.SOLUTION_FILE_RESOURCE, // $NON-NLS-1$ //$NON-NLS-2$
        "", resourcePath);
        InputStream in = asqr.getInputStream(RepositoryFilePermission.READ, LocaleHelper.getLocale());
        if (in == null) {
            // $NON-NLS-1$
            error(Messages.getInstance().getErrorString("GetResource.ERROR_0003_RESOURCE_MISSING", resourcePath));
            response.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
            return;
        }
        String mimeType = getServletContext().getMimeType(resourcePath);
        String resourceName = resourcePath;
        if (resourcePath.indexOf("/") != -1) {
            // $NON-NLS-1$
            // $NON-NLS-1$
            resourceName = resourcePath.substring(resourcePath.lastIndexOf("/") + 1);
        }
        // $NON-NLS-1$ //$NON-NLS-2$
        response.setHeader("content-disposition", "attachment;filename=" + resourceName);
        if ((null == mimeType) || (mimeType.length() <= 0)) {
            // Hard coded to PNG because BIRT does not give us a mime type at
            // all...
            // $NON-NLS-1$
            response.setContentType("image/png");
        } else {
            response.setContentType(mimeType);
        }
        response.setCharacterEncoding(LocaleHelper.getSystemEncoding());
        // $NON-NLS-1$ //$NON-NLS-2$
        response.setHeader("expires", "0");
        // Open the input and output streams
        OutputStream out = response.getOutputStream();
        try {
            // Copy the contents of the file to the output stream
            byte[] buf = new byte[1024];
            int count = 0;
            int totalBytes = 0;
            while ((count = in.read(buf)) >= 0) {
                out.write(buf, 0, count);
                totalBytes += count;
            }
            response.setContentLength(totalBytes);
        } finally {
            in.close();
            out.close();
        }
    } finally {
        PentahoSystem.systemExitPoint();
    }
}

Example 3 with ActionSequenceResource

use of org.pentaho.platform.engine.services.actionsequence.ActionSequenceResource in project pentaho-platform by pentaho.

the class SolutionURIResolver method loadXsl.

public InputStream loadXsl(final String name) {
    InputStream xslIS = null;
    IActionSequenceResource resource = new // $NON-NLS-1$ //$NON-NLS-2$
    ActionSequenceResource(// $NON-NLS-1$ //$NON-NLS-2$
    "", // $NON-NLS-1$ //$NON-NLS-2$
    IActionSequenceResource.SOLUTION_FILE_RESOURCE, // $NON-NLS-1$ //$NON-NLS-2$
    "text/xml", name);
    xslIS = resource.getInputStream(RepositoryFilePermission.READ, LocaleHelper.getLocale());
    return xslIS;
}

Example 4 with ActionSequenceResource

use of org.pentaho.platform.engine.services.actionsequence.ActionSequenceResource in project pentaho-platform by pentaho.

the class PentahoResourceData method getResourceAsStream.

/**
 * gets a resource stream from the runtime context.
 *
 * @param caller
 *          resource manager
 * @return input stream
 */
public InputStream getResourceAsStream(final ResourceManager caller) throws ResourceLoadingException {
    int resourceType = IActionResource.SOLUTION_FILE_RESOURCE;
    if (filename.contains("://")) {
        resourceType = IActionResource.URL_RESOURCE;
    }
    final IActionSequenceResource resource = // $NON-NLS-1$ //$NON-NLS-2$
    new ActionSequenceResource("", resourceType, "application/binary", (String) key.getIdentifier());
    return resource.getInputStream(RepositoryFilePermission.READ, LocaleHelper.getLocale());
}

Example 5 with ActionSequenceResource

use of org.pentaho.platform.engine.services.actionsequence.ActionSequenceResource in project pentaho-platform by pentaho.

the class SolutionURIResolver method resolve.

/*
   * (non-Javadoc)
   * 
   * @see javax.xml.transform.URIResolver#resolve(java.lang.String, java.lang.String)
   */
public Source resolve(final String href, final String base) {
    StreamSource xslSrc = null;
    InputStream xslIS = null;
    IActionSequenceResource resource = new // $NON-NLS-1$ //$NON-NLS-2$
    ActionSequenceResource(// $NON-NLS-1$ //$NON-NLS-2$
    "", // $NON-NLS-1$ //$NON-NLS-2$
    IActionSequenceResource.SOLUTION_FILE_RESOURCE, // $NON-NLS-1$ //$NON-NLS-2$
    "text/xml", href);
    xslIS = resource.getInputStream(RepositoryFilePermission.READ, LocaleHelper.getLocale());
    xslSrc = new StreamSource(xslIS);
    return xslSrc;
}