Examples with BufferingResponse com.adobe.acs.commons.util.BufferingResponse used on opensource projects

Example 1 with BufferingResponse

use of com.adobe.acs.commons.util.BufferingResponse in project acs-aem-commons by Adobe-Consulting-Services.

the class CQIncludePropertyNamespaceServlet method doGet.

// @formatter:on
@Override
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
    response.setContentType("application/json");
    response.setCharacterEncoding("UTF-8");
    if (!this.accepts(request)) {
        response.setStatus(SlingHttpServletResponse.SC_NOT_FOUND);
        response.getWriter().write(new JSONObject().toString());
    }
    /* Servlet accepts this request */
    RequestUtil.setRequestAttribute(request, REQ_ATTR, true);
    final String namespace = URLDecoder.decode(PathInfoUtil.getSelector(request, NAME_PROPERTY_SELECTOR_INDEX), "UTF-8");
    final RequestDispatcherOptions options = new RequestDispatcherOptions();
    options.setReplaceSelectors(AEM_CQ_INCLUDE_SELECTORS);
    final BufferingResponse bufferingResponse = new BufferingResponse(response);
    request.getRequestDispatcher(request.getResource(), options).forward(request, bufferingResponse);
    try {
        final JSONObject json = new JSONObject(bufferingResponse.getContents());
        final PropertyNamespaceUpdater propertyNamespaceUpdater = new PropertyNamespaceUpdater(namespace);
        propertyNamespaceUpdater.accept(json);
        response.getWriter().write(json.toString());
    } catch (JSONException e) {
        log.error("Error composing the cqinclude JSON representation of the widget overlay for [ {} ]", request.getRequestURI(), e);
        response.setStatus(SlingHttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        response.getWriter().write(new JSONObject().toString());
    }
}

Example 2 with BufferingResponse

use of com.adobe.acs.commons.util.BufferingResponse in project acs-aem-commons by Adobe-Consulting-Services.

the class QuicklyFilter method doFilter.

@Override
public void doFilter(final ServletRequest servletRequest, final ServletResponse servletResponse, final FilterChain filterChain) throws IOException, ServletException {
    final HttpServletRequest request = (HttpServletRequest) servletRequest;
    final HttpServletResponse response = (HttpServletResponse) servletResponse;
    if (!accepts(request)) {
        filterChain.doFilter(servletRequest, servletResponse);
        return;
    }
    final BufferingResponse capturedResponse = new BufferingResponse(response);
    filterChain.doFilter(request, capturedResponse);
    // Get contents
    final String contents = capturedResponse.getContents();
    if (contents != null && StringUtils.contains(response.getContentType(), "html")) {
        final int bodyIndex = contents.indexOf("</body>");
        if (bodyIndex != -1) {
            final PrintWriter printWriter = response.getWriter();
            printWriter.write(contents.substring(0, bodyIndex));
            printWriter.write(appHTML);
            printWriter.write(contents.substring(bodyIndex));
            return;
        }
    }
    if (contents != null) {
        response.getWriter().write(contents);
    }
}

Example 3 with BufferingResponse

use of com.adobe.acs.commons.util.BufferingResponse in project acs-aem-commons by Adobe-Consulting-Services.

the class AbstractHtmlRequestInjector method doFilter.

@Override
public final void doFilter(final ServletRequest servletRequest, final ServletResponse servletResponse, final FilterChain filterChain) throws IOException, ServletException {
    if (!this.accepts(servletRequest, servletResponse)) {
        filterChain.doFilter(servletRequest, servletResponse);
        return;
    }
    // We know these are HTTP Servlet Requests since accepts passed
    final HttpServletRequest request = (HttpServletRequest) servletRequest;
    final HttpServletResponse response = (HttpServletResponse) servletResponse;
    // Prepare to capture the original response
    final BufferingResponse originalResponse = new BufferingResponse(response);
    // Process and capture the original response
    filterChain.doFilter(request, originalResponse);
    // Get contents
    final String originalContents = originalResponse.getContents();
    if (originalContents != null && StringUtils.contains(response.getContentType(), "html")) {
        final int injectionIndex = getInjectIndex(originalContents);
        if (injectionIndex != -1) {
            final PrintWriter printWriter = response.getWriter();
            // Write all content up to the injection index
            printWriter.write(originalContents.substring(0, injectionIndex));
            // Inject the contents; Pass the request/response - consumer can use as needed
            inject(request, response, printWriter);
            // Write all content after the injection index
            printWriter.write(originalContents.substring(injectionIndex));
            return;
        }
    }
    if (originalContents != null) {
        response.getWriter().write(originalContents);
    }
}

Example 4 with BufferingResponse

use of com.adobe.acs.commons.util.BufferingResponse in project acs-aem-commons by Adobe-Consulting-Services.

the class AemEnvironmentIndicatorFilter method doFilter.

@Override
@SuppressWarnings("squid:S3776")
public final void doFilter(final ServletRequest servletRequest, final ServletResponse servletResponse, final FilterChain filterChain) throws IOException, ServletException {
    if (!(servletRequest instanceof HttpServletRequest) || !(servletResponse instanceof HttpServletResponse)) {
        filterChain.doFilter(servletRequest, servletResponse);
        return;
    }
    final HttpServletRequest request = (HttpServletRequest) servletRequest;
    final HttpServletResponse response = (HttpServletResponse) servletResponse;
    if (!this.accepts(request)) {
        filterChain.doFilter(request, response);
        return;
    }
    final BufferingResponse capturedResponse = new BufferingResponse(response);
    filterChain.doFilter(request, capturedResponse);
    boolean doInclude = true;
    if (ArrayUtils.isNotEmpty(excludedWCMModes)) {
        // Test for configured WCM modes, where the indicators are not displayed
        WCMMode wcmmode = extractFromRequest(request);
        if (wcmmode != null) {
            for (String m : excludedWCMModes) {
                if (StringUtils.equalsIgnoreCase(wcmmode.name(), m)) {
                    doInclude = false;
                    break;
                }
            }
        } else {
        // No wcmmode could be extracted from the request
        }
    }
    // Get contents
    final String contents = capturedResponse.getContents();
    if (doInclude && contents != null && StringUtils.contains(response.getContentType(), "html")) {
        final int bodyIndex = contents.indexOf("</body>");
        if (bodyIndex != -1) {
            final PrintWriter printWriter = response.getWriter();
            printWriter.write(contents.substring(0, bodyIndex));
            if (StringUtils.isNotBlank(css)) {
                printWriter.write("<style>" + css + " </style>");
                printWriter.write("<div id=\"" + DIV_ID + "\">" + innerHTML + "</div>");
            }
            if (StringUtils.isNotBlank(titlePrefix)) {
                printWriter.printf(TITLE_UPDATE_SCRIPT, titlePrefix);
            }
            printWriter.write(contents.substring(bodyIndex));
            return;
        }
    }
    if (contents != null) {
        response.getWriter().write(contents);
    }
}