Examples with MCRContent org.mycore.common.content.MCRContent used on opensource projects

Example 31 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRObjectServlet method requestVersionedObject.

private MCRContent requestVersionedObject(final MCRObjectID mcrid, final HttpServletResponse resp, final long rev) throws IOException {
    MCRXMLMetadataManager xmlMetadataManager = MCRXMLMetadataManager.instance();
    MCRMetadataStore metadataStore = xmlMetadataManager.getStore(mcrid);
    if (metadataStore instanceof MCRVersioningMetadataStore) {
        MCRContent content = xmlMetadataManager.retrieveContent(mcrid, rev);
        if (content != null) {
            return content;
        }
        resp.sendError(HttpServletResponse.SC_NOT_FOUND, getErrorI18N(I18N_ERROR_PREFIX, "revisionNotFound", rev, mcrid));
        return null;
    }
    resp.sendError(HttpServletResponse.SC_BAD_REQUEST, getErrorI18N(I18N_ERROR_PREFIX, "noVersions", mcrid));
    return null;
}

Example 32 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRObjectServlet method getContent.

@Override
public MCRContent getContent(final HttpServletRequest req, final HttpServletResponse resp) throws IOException {
    final MCRObjectID mcrid = getMCRObjectID(req, resp);
    if (mcrid == null) {
        return null;
    }
    if (!MCRAccessManager.checkPermission(mcrid, PERMISSION_READ)) {
        // check read permission for ID
        final MCRSession currentSession = MCRSessionMgr.getCurrentSession();
        resp.sendError(HttpServletResponse.SC_UNAUTHORIZED, getErrorI18N(I18N_ERROR_PREFIX, "accessDenied", mcrid.toString(), currentSession.getUserInformation().getUserID(), currentSession.getCurrentIP()));
        return null;
    }
    long rev = REV_CURRENT;
    final String revision = getProperty(req, "r");
    if (revision != null) {
        rev = Long.parseLong(revision);
    }
    MCRContent localObject = (rev == REV_CURRENT) ? requestLocalObject(mcrid, resp) : requestVersionedObject(mcrid, resp, rev);
    if (localObject == null) {
        return null;
    }
    try {
        return getLayoutService().getTransformedContent(req, resp, localObject);
    } catch (TransformerException | SAXException e) {
        throw new IOException(e);
    }
}

Example 33 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRQRCodeServlet method getContent.

@Override
public MCRContent getContent(final HttpServletRequest req, final HttpServletResponse resp) throws IOException {
    String pathInfo = req.getPathInfo();
    Matcher matcher = REQUEST_PATTERN.matcher(pathInfo);
    if (!matcher.matches()) {
        resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "Path info does not comply to " + REQUEST_PATTERN + ": " + pathInfo);
        return null;
    }
    int size = Integer.parseInt(matcher.group(1));
    String relativeURL = matcher.group(2);
    String queryString = req.getQueryString();
    String url = MCRFrontendUtil.getBaseURL() + relativeURL;
    if (queryString != null) {
        url += '?' + queryString;
    }
    LOGGER.info("Generating QR CODE: {}", url);
    MCRContent content = getPNGContent(url, size);
    content.setLastModified(0);
    if (!"HEAD".equals(req.getMethod())) {
        MCRFrontendUtil.writeCacheHeaders(resp, CACHE_TIME, (long) 0, true);
    }
    return content;
}

Example 34 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRStaticXMLFileServlet method doGetPost.

@Override
public void doGetPost(MCRServletJob job) throws java.io.IOException, MCRException, SAXException, JDOMException, URISyntaxException, TransformerException {
    String ruleID = MCRLayoutUtilities.getWebpageACLID(job.getRequest().getServletPath());
    if (MCRAccessManager.hasRule(ruleID, READ_WEBPAGE_PERMISSION) && !MCRAccessManager.checkPermission(ruleID, READ_WEBPAGE_PERMISSION)) {
        job.getResponse().sendError(HttpServletResponse.SC_FORBIDDEN);
        return;
    }
    URL resource = resolveResource(job);
    if (resource != null) {
        HttpServletRequest request = job.getRequest();
        HttpServletResponse response = job.getResponse();
        setXSLParameters(resource, request);
        MCRContent content = getResourceContent(request, response, resource);
        getLayoutService().doLayout(request, response, content);
    }
}

Example 35 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRCompressServlet method sendObject.

private void sendObject(MCRObjectID id, MCRServletJob job, T container) throws Exception {
    MCRContent content = MCRXMLMetadataManager.instance().retrieveContent(id);
    if (content == null) {
        throw new FileNotFoundException("Could not find object: " + id);
    }
    long lastModified = MCRXMLMetadataManager.instance().getLastModified(id);
    HttpServletRequest req = job.getRequest();
    byte[] metaDataContent = getMetaDataContent(content, req);
    sendMetadataCompressed("metadata.xml", metaDataContent, lastModified, container);
    // zip all derivates
    List<Element> li = content.asXML().getRootElement().getChild("structure").getChild("derobjects").getChildren("derobject");
    for (Element el : li) {
        if (el.getAttributeValue("inherited").equals("0")) {
            String ownerID = el.getAttributeValue("href", XLINK_NAMESPACE);
            // here the access check is tested only against the derivate
            if (MCRAccessManager.checkPermission(ownerID, PERMISSION_READ) && MCRXMLFunctions.isDisplayedEnabledDerivate(ownerID)) {
                sendDerivate(MCRObjectID.getInstance(ownerID), null, container);
            }
        }
    }
}