Examples with Context com.twinsoft.convertigo.engine.Context used on opensource projects

Example 1 with Context

use of com.twinsoft.convertigo.engine.Context in project convertigo by convertigo.

the class SequenceEditorPartWrap method getStudioContext.

private Context getStudioContext(boolean bForce) {
    String projectName = sequence.getParent().getName();
    String sequenceName = sequence.getName();
    String contextType = ContextManager.CONTEXT_TYPE_SEQUENCE;
    String contextID = Engine.theApp.contextManager.computeStudioContextName(contextType, projectName, sequenceName);
    Context ctx = Engine.theApp.contextManager.get(contextID);
    if ((ctx == null) || bForce) {
        ctx = new Context(contextID);
        ctx.cleanXpathApi();
        ctx.contextID = contextID;
        ctx.name = contextID;
        ctx.projectName = projectName;
        ctx.sequenceName = sequenceName;
        ctx.requestedObject = sequence;
        // 
        ctx.requestedObject.context = ctx;
        ctx.lastAccessTime = System.currentTimeMillis();
        Engine.theApp.contextManager.add(ctx);
    }
    return ctx;
}

Example 2 with Context

use of com.twinsoft.convertigo.engine.Context in project convertigo by convertigo.

the class ConnectorEditorPartWrap method getStudioContext.

private Context getStudioContext(boolean bForce) {
    String projectName = connector.getParent().getName();
    String connectorName = connector.getName();
    String contextType = ContextManager.CONTEXT_TYPE_TRANSACTION;
    String contextID = Engine.theApp.contextManager.computeStudioContextName(contextType, projectName, connectorName);
    Context ctx = Engine.theApp.contextManager.get(contextID);
    if ((ctx == null) || bForce) {
        ctx = new Context(contextID);
        if (connector instanceof HtmlConnector) {
            ctx.cleanXpathApi();
            ctx.htmlParser = ((HtmlConnector) connector).getHtmlParser();
        }
        ctx.contextID = contextID;
        ctx.name = contextID;
        ctx.projectName = projectName;
        ctx.setConnector(connector);
        ctx.lastAccessTime = System.currentTimeMillis();
        Engine.theApp.contextManager.add(ctx);
    }
    return ctx;
}

Example 3 with Context

use of com.twinsoft.convertigo.engine.Context in project convertigo by convertigo.

the class ReverseProxyServlet method doRequest.

/**
 * Executes the {@link HttpMethod} passed in and sends the proxy response
 * back to the client via the given {@link HttpServletResponse}
 *
 * @param httpMethodProxyRequest
 *            An object representing the proxy request to be made
 * @param httpServletResponse
 *            An object by which we can send the proxied response back to
 *            the client
 * @throws IOException
 *             Can be thrown by the {@link HttpClient}.executeMethod
 * @throws ServletException
 *             Can be thrown to indicate that another error has occurred
 * @throws EngineException
 */
private void doRequest(HttpMethodType httpMethodType, HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) throws IOException, ServletException {
    try {
        Engine.logEngine.debug("(ReverseProxyServlet) Starting request handling");
        if (Boolean.parseBoolean(EnginePropertiesManager.getProperty(PropertyName.SSL_DEBUG))) {
            System.setProperty("javax.net.debug", "all");
            Engine.logEngine.trace("(ReverseProxyServlet) Enabling SSL debug mode");
        } else {
            System.setProperty("javax.net.debug", "");
            Engine.logEngine.debug("(ReverseProxyServlet) Disabling SSL debug mode");
        }
        String baseUrl;
        String projectName;
        String connectorName;
        String contextName;
        String extraPath;
        {
            String requestURI = httpServletRequest.getRequestURI();
            Engine.logEngine.trace("(ReverseProxyServlet) Requested URI : " + requestURI);
            Matcher m = reg_fields.matcher(requestURI);
            if (m.matches() && m.groupCount() >= 5) {
                baseUrl = m.group(1);
                projectName = m.group(2);
                connectorName = m.group(3);
                contextName = m.group(4);
                extraPath = m.group(5);
            } else {
                throw new MalformedURLException("The request doesn't contains needed fields : projectName, connectorName and contextName");
            }
        }
        String sessionID = httpServletRequest.getSession().getId();
        Engine.logEngine.debug("(ReverseProxyServlet) baseUrl : " + baseUrl + " ; projectName : " + projectName + " ; connectorName : " + connectorName + " ; contextName : " + contextName + " ; extraPath : " + extraPath + " ; sessionID : " + sessionID);
        Context context = Engine.theApp.contextManager.get(null, contextName, sessionID, null, projectName, connectorName, null);
        Project project = Engine.theApp.databaseObjectsManager.getProjectByName(projectName);
        context.projectName = projectName;
        context.project = project;
        ProxyHttpConnector proxyHttpConnector = (ProxyHttpConnector) project.getConnectorByName(connectorName);
        context.connector = proxyHttpConnector;
        context.connectorName = proxyHttpConnector.getName();
        HostConfiguration hostConfiguration = proxyHttpConnector.hostConfiguration;
        // Proxy configuration
        String proxyServer = Engine.theApp.proxyManager.getProxyServer();
        String proxyUser = Engine.theApp.proxyManager.getProxyUser();
        String proxyPassword = Engine.theApp.proxyManager.getProxyPassword();
        int proxyPort = Engine.theApp.proxyManager.getProxyPort();
        if (!proxyServer.equals("")) {
            hostConfiguration.setProxy(proxyServer, proxyPort);
            Engine.logEngine.debug("(ReverseProxyServlet) Using proxy: " + proxyServer + ":" + proxyPort);
        } else {
            // Remove old proxy configuration
            hostConfiguration.setProxyHost(null);
        }
        String targetHost = proxyHttpConnector.getServer();
        Engine.logEngine.debug("(ReverseProxyServlet) Target host: " + targetHost);
        int targetPort = proxyHttpConnector.getPort();
        Engine.logEngine.debug("(ReverseProxyServlet) Target port: " + targetPort);
        // Configuration SSL
        Engine.logEngine.debug("(ReverseProxyServlet) Https: " + proxyHttpConnector.isHttps());
        CertificateManager certificateManager = proxyHttpConnector.certificateManager;
        boolean trustAllServerCertificates = proxyHttpConnector.isTrustAllServerCertificates();
        if (proxyHttpConnector.isHttps()) {
            Engine.logEngine.debug("(ReverseProxyServlet) Setting up SSL properties");
            certificateManager.collectStoreInformation(context);
            Engine.logEngine.debug("(ReverseProxyServlet) CertificateManager has changed: " + certificateManager.hasChanged);
            if (certificateManager.hasChanged || (!targetHost.equalsIgnoreCase(hostConfiguration.getHost())) || (hostConfiguration.getPort() != targetPort)) {
                Engine.logEngine.debug("(ReverseProxyServlet) Using MySSLSocketFactory for creating the SSL socket");
                Protocol myhttps = new Protocol("https", MySSLSocketFactory.getSSLSocketFactory(certificateManager.keyStore, certificateManager.keyStorePassword, certificateManager.trustStore, certificateManager.trustStorePassword, trustAllServerCertificates), targetPort);
                hostConfiguration.setHost(targetHost, targetPort, myhttps);
            }
            Engine.logEngine.debug("(ReverseProxyServlet) Updated host configuration for SSL purposes");
        } else {
            hostConfiguration.setHost(targetHost, targetPort);
        }
        HttpMethod httpMethodProxyRequest;
        String targetPath = proxyHttpConnector.getBaseDir() + extraPath;
        // Handle the query string
        if (httpServletRequest.getQueryString() != null) {
            targetPath += "?" + httpServletRequest.getQueryString();
        }
        Engine.logEngine.debug("(ReverseProxyServlet) Target path: " + targetPath);
        Engine.logEngine.debug("(ReverseProxyServlet) Requested method: " + httpMethodType);
        if (httpMethodType == HttpMethodType.GET) {
            // Create a GET request
            httpMethodProxyRequest = new GetMethod();
        } else if (httpMethodType == HttpMethodType.POST) {
            // Create a standard POST request
            httpMethodProxyRequest = new PostMethod();
            ((PostMethod) httpMethodProxyRequest).setRequestEntity(new InputStreamRequestEntity(httpServletRequest.getInputStream()));
        } else {
            throw new IllegalArgumentException("Unknown HTTP method: " + httpMethodType);
        }
        String charset = httpMethodProxyRequest.getParams().getUriCharset();
        URI targetURI;
        try {
            targetURI = new URI(targetPath, true, charset);
        } catch (URIException e) {
            // Bugfix #1484
            String newTargetPath = "";
            for (String part : targetPath.split("&")) {
                if (!newTargetPath.equals("")) {
                    newTargetPath += "&";
                }
                String[] pair = part.split("=");
                try {
                    newTargetPath += URLDecoder.decode(pair[0], "UTF-8") + "=" + (pair.length > 1 ? URLEncoder.encode(URLDecoder.decode(pair[1], "UTF-8"), "UTF-8") : "");
                } catch (UnsupportedEncodingException ee) {
                    newTargetPath = targetPath;
                }
            }
            targetURI = new URI(newTargetPath, true, charset);
        }
        httpMethodProxyRequest.setURI(targetURI);
        // Tells the method to automatically handle authentication.
        httpMethodProxyRequest.setDoAuthentication(true);
        HttpState httpState = getHttpState(proxyHttpConnector, context);
        String basicUser = proxyHttpConnector.getAuthUser();
        String basicPassword = proxyHttpConnector.getAuthPassword();
        String givenBasicUser = proxyHttpConnector.getGivenAuthUser();
        String givenBasicPassword = proxyHttpConnector.getGivenAuthPassword();
        // Basic authentication configuration
        String realm = null;
        if (!basicUser.equals("") || (basicUser.equals("") && (givenBasicUser != null))) {
            String userName = ((givenBasicUser == null) ? basicUser : givenBasicUser);
            String userPassword = ((givenBasicPassword == null) ? basicPassword : givenBasicPassword);
            httpState.setCredentials(new AuthScope(targetHost, targetPort, realm), new UsernamePasswordCredentials(userName, userPassword));
            Engine.logEngine.debug("(ReverseProxyServlet) Credentials: " + userName + ":******");
        }
        // Setting basic authentication for proxy
        if (!proxyServer.equals("") && !proxyUser.equals("")) {
            httpState.setProxyCredentials(new AuthScope(proxyServer, proxyPort), new UsernamePasswordCredentials(proxyUser, proxyPassword));
            Engine.logEngine.debug("(ReverseProxyServlet) Proxy credentials: " + proxyUser + ":******");
        }
        // Forward the request headers
        setProxyRequestHeaders(httpServletRequest, httpMethodProxyRequest, proxyHttpConnector);
        // Use the CEMS HttpClient
        HttpClient httpClient = Engine.theApp.httpClient;
        httpMethodProxyRequest.setFollowRedirects(false);
        // Execute the request
        int intProxyResponseCode = httpClient.executeMethod(hostConfiguration, httpMethodProxyRequest, httpState);
        // Hooray for open source software
        if (intProxyResponseCode >= HttpServletResponse.SC_MULTIPLE_CHOICES && /* 300 */
        intProxyResponseCode < HttpServletResponse.SC_NOT_MODIFIED) /* 304 */
        {
            String stringStatusCode = Integer.toString(intProxyResponseCode);
            String stringLocation = httpMethodProxyRequest.getResponseHeader(STRING_LOCATION_HEADER).getValue();
            if (stringLocation == null) {
                throw new ServletException("Received status code: " + stringStatusCode + " but no " + STRING_LOCATION_HEADER + " header was found in the response");
            }
            // Modify the redirect to go to this proxy servlet rather that
            // the
            // proxied host
            String redirect = handleRedirect(stringLocation, baseUrl, proxyHttpConnector);
            httpServletResponse.sendRedirect(redirect);
            Engine.logEngine.debug("(ReverseProxyServlet) Send redirect (" + redirect + ")");
            return;
        } else if (intProxyResponseCode == HttpServletResponse.SC_NOT_MODIFIED) {
            // 304 needs special handling. See:
            // http://www.ics.uci.edu/pub/ietf/http/rfc1945.html#Code304
            // We get a 304 whenever passed an 'If-Modified-Since'
            // header and the data on disk has not changed; server
            // responds w/ a 304 saying I'm not going to send the
            // body because the file has not changed.
            httpServletResponse.setIntHeader(STRING_CONTENT_LENGTH_HEADER_NAME, 0);
            httpServletResponse.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
            Engine.logEngine.debug("(ReverseProxyServlet) NOT MODIFIED (304)");
            return;
        }
        // Pass the response code back to the client
        httpServletResponse.setStatus(intProxyResponseCode);
        // Pass response headers back to the client
        Engine.logEngine.debug("(ReverseProxyServlet) Response headers back to the client:");
        Header[] headerArrayResponse = httpMethodProxyRequest.getResponseHeaders();
        for (Header header : headerArrayResponse) {
            String headerName = header.getName();
            String headerValue = header.getValue();
            if (!headerName.equalsIgnoreCase("Transfer-Encoding") && !headerName.equalsIgnoreCase("Set-Cookie")) {
                httpServletResponse.setHeader(headerName, headerValue);
                Engine.logEngine.debug("   " + headerName + "=" + headerValue);
            }
        }
        String contentType = null;
        Header[] contentTypeHeaders = httpMethodProxyRequest.getResponseHeaders("Content-Type");
        for (Header contentTypeHeader : contentTypeHeaders) {
            contentType = contentTypeHeader.getValue();
            break;
        }
        String pageCharset = "UTF-8";
        if (contentType != null) {
            int iCharset = contentType.indexOf("charset=");
            if (iCharset != -1) {
                pageCharset = contentType.substring(iCharset + "charset=".length()).trim();
            }
            Engine.logEngine.debug("(ReverseProxyServlet) Using charset: " + pageCharset);
        }
        InputStream siteIn = httpMethodProxyRequest.getResponseBodyAsStream();
        // Handle gzipped content
        Header[] contentEncodingHeaders = httpMethodProxyRequest.getResponseHeaders("Content-Encoding");
        boolean bGZip = false, bDeflate = false;
        for (Header contentEncodingHeader : contentEncodingHeaders) {
            HeaderElement[] els = contentEncodingHeader.getElements();
            for (int j = 0; j < els.length; j++) {
                if ("gzip".equals(els[j].getName())) {
                    Engine.logBeans.debug("(ReverseProxyServlet) Decode GZip stream");
                    siteIn = new GZIPInputStream(siteIn);
                    bGZip = true;
                } else if ("deflate".equals(els[j].getName())) {
                    Engine.logBeans.debug("(ReverseProxyServlet) Decode Deflate stream");
                    siteIn = new InflaterInputStream(siteIn, new Inflater(true));
                    bDeflate = true;
                }
            }
        }
        byte[] bytesDataResult;
        ByteArrayOutputStream baos = new ByteArrayOutputStream(2048);
        // String resourceUrl = projectName + targetPath;
        String t = context.statistics.start(EngineStatistics.APPLY_USER_REQUEST);
        try {
            // Read either from the cache, either from the remote server
            // InputStream is = proxyCacheManager.getResource(resourceUrl);
            // if (is != null) {
            // Engine.logEngine.debug("(ReverseProxyServlet) Getting data from cache");
            // siteIn = is;
            // }
            int c = siteIn.read();
            while (c > -1) {
                baos.write(c);
                c = siteIn.read();
            }
        // if (is != null) is.close();
        } finally {
            context.statistics.stop(t, true);
        }
        bytesDataResult = baos.toByteArray();
        baos.close();
        Engine.logEngine.debug("(ReverseProxyServlet) Data retrieved!");
        // if (isDynamicContent(httpServletRequest.getPathInfo(),
        // proxyHttpConnector.getDynamicContentFiles())) {
        Engine.logEngine.debug("(ReverseProxyServlet) Dynamic content");
        bytesDataResult = handleStringReplacements(baseUrl, contentType, pageCharset, proxyHttpConnector, bytesDataResult);
        String billingClassName = context.getConnector().getBillingClassName();
        if (billingClassName != null) {
            try {
                Engine.logContext.debug("Billing class name required: " + billingClassName);
                AbstractBiller biller = (AbstractBiller) Class.forName(billingClassName).getConstructor().newInstance();
                Engine.logContext.debug("Executing the biller");
                biller.insertBilling(context);
            } catch (Throwable e) {
                Engine.logContext.warn("Unable to execute the biller (the billing is thus ignored): [" + e.getClass().getName() + "] " + e.getMessage());
            }
        }
        // Send the content to the client
        if (Engine.logEngine.isDebugEnabled() && MimeType.Html.is(contentType)) {
            Engine.logEngine.debug("Data proxied:\n" + new String(bytesDataResult, pageCharset));
        }
        if (bGZip || bDeflate) {
            baos = new ByteArrayOutputStream();
            OutputStream compressedOutputStream = bGZip ? new GZIPOutputStream(baos) : new DeflaterOutputStream(baos, new Deflater(Deflater.DEFAULT_COMPRESSION | Deflater.DEFAULT_STRATEGY, true));
            compressedOutputStream.write(bytesDataResult);
            compressedOutputStream.close();
            bytesDataResult = baos.toByteArray();
            baos.close();
        }
        httpServletResponse.setContentLength(bytesDataResult.length);
        OutputStream outputStreamClientResponse = httpServletResponse.getOutputStream();
        outputStreamClientResponse.write(bytesDataResult);
        Engine.logEngine.debug("(ReverseProxyServlet) End of document retransmission");
    } catch (Exception e) {
        Engine.logEngine.error("Error while trying to proxy page", e);
        throw new ServletException("Error while trying to proxy page", e);
    }
}

Example 4 with Context

use of com.twinsoft.convertigo.engine.Context in project convertigo by convertigo.

the class GenericServlet method processRequestEnd.

void processRequestEnd(HttpServletRequest request, Requester requester) {
    Context context = requester.context;
    request.setAttribute("convertigo.cookies", context.getCookieStrings());
    String trSessionId = context.getSequenceTransactionSessionId();
    if (trSessionId != null) {
        request.setAttribute("sequence.transaction.sessionid", trSessionId);
    }
    boolean isNew = true;
    HttpSession session = request.getSession(false);
    if (session != null) {
        if (SessionAttribute.isNew.has(session)) {
            isNew = false;
        } else {
            SessionAttribute.isNew.set(session, true);
        }
    }
    if (requester.context.requireEndOfContext || (isNew && context.isErrorDocument) || context.project == null) {
        // request.setAttribute("convertigo.requireEndOfContext",
        // requester);
        request.setAttribute("convertigo.requireEndOfContext", Boolean.TRUE);
    }
    if (request.getAttribute("convertigo.contentType") == null) {
        // if
        // contentType
        // set by
        // webclipper
        // servlet
        // (#320)
        request.setAttribute("convertigo.contentType", context.contentType);
    }
    request.setAttribute("convertigo.cacheControl", context.cacheControl);
    request.setAttribute("convertigo.context", context);
    request.setAttribute("convertigo.isErrorDocument", Boolean.valueOf(context.isErrorDocument));
    request.setAttribute("convertigo.context.removalRequired", Boolean.valueOf(context.removalRequired()));
    if (request.getAttribute("convertigo.charset") == null) {
        request.setAttribute("convertigo.charset", "UTF-8");
    }
}

Example 5 with Context

use of com.twinsoft.convertigo.engine.Context in project convertigo by convertigo.

the class HttpClient method getHttpState.

private void getHttpState(HttpConnector connector, ParameterShuttle infoShuttle) {
    Context context = infoShuttle.context;
    if (context.httpState == null) {
        Engine.logEngine.debug("(HttpClient) Creating new HttpState for context id " + context.contextID);
        httpState = new HttpState();
        context.httpState = httpState;
    } else {
        Engine.logEngine.debug("(HttpClient) Using HttpState of context id " + context.contextID);
        httpState = context.httpState;
    }
}