Examples with QuotaExceededException org.olat.core.util.vfs.QuotaExceededException used on opensource projects

Example 1 with QuotaExceededException

use of org.olat.core.util.vfs.QuotaExceededException in project OpenOLAT by OpenOLAT.

the class VFSResourceRoot method write.

@Override
public boolean write(String path, InputStream is, boolean overwrite, WebResource movedFrom) throws QuotaExceededException {
    VFSLeaf childLeaf;
    VFSItem file = resolveFile(path);
    if (file instanceof VFSLeaf) {
        if (overwrite) {
            // overwrite the file
            childLeaf = (VFSLeaf) file;
            // versioning
            if (childLeaf instanceof Versionable && ((Versionable) childLeaf).getVersions().isVersioned()) {
                if (childLeaf.getSize() == 0) {
                    VersionsManager.getInstance().createVersionsFor(childLeaf, true);
                } else {
                    VersionsManager.getInstance().addToRevisions((Versionable) childLeaf, identity, "");
                }
            }
        } else {
            return false;
        }
    } else if (file instanceof VFSContainer) {
        return false;
    } else {
        // create a new file
        int lastSlash = path.lastIndexOf('/');
        if (lastSlash == -1)
            return false;
        String parentPath = path.substring(0, lastSlash);
        VFSItem parentItem = resolveFile(parentPath);
        if (parentItem instanceof VFSContainer) {
            VFSContainer folder = (VFSContainer) parentItem;
            String name = path.substring(lastSlash + 1);
            childLeaf = folder.createChildLeaf(name);
        } else {
            return false;
        }
    }
    if (childLeaf == null) {
        return false;
    }
    try {
        copyVFS(childLeaf, is);
    } catch (QuotaExceededException e) {
        throw e;
    } catch (Exception e) {
        log.error("", e);
        return false;
    }
    VFSContainer inheritingCont = VFSManager.findInheritingSecurityCallbackContainer(childLeaf.getParentContainer());
    if (inheritingCont != null) {
        VFSSecurityCallback callback = inheritingCont.getLocalSecurityCallback();
        if (callback != null && callback.getSubscriptionContext() != null) {
            SubscriptionContext subContext = callback.getSubscriptionContext();
            NotificationsManager.getInstance().markPublisherNews(subContext, null, true);
        }
    }
    if (childLeaf instanceof MetaTagged && identity != null) {
        MetaInfo infos = ((MetaTagged) childLeaf).getMetaInfo();
        if (infos != null && !infos.hasAuthorIdentity()) {
            infos.setAuthor(identity);
            addLicense(infos, identity);
            infos.clearThumbnails();
        // infos.write(); the clearThumbnails call write()
        }
    }
    if (movedFrom instanceof VFSResource) {
        VFSResource vfsResource = (VFSResource) movedFrom;
        if (vfsResource.getItem() instanceof Versionable && ((Versionable) vfsResource.getItem()).getVersions().isVersioned()) {
            VFSLeaf currentVersion = (VFSLeaf) vfsResource.getItem();
            VersionsManager.getInstance().move(currentVersion, childLeaf, identity);
        }
    }
    return true;
}

Example 2 with QuotaExceededException

use of org.olat.core.util.vfs.QuotaExceededException in project OpenOLAT by OpenOLAT.

the class WebdavStatus method copyResource.

/**
 * Copy a collection.
 *
 * @param errorList Hashtable containing the list of errors which occurred
 * during the copy operation
 * @param source Path of the resource to be copied
 * @param dest Destination path
 */
private boolean copyResource(HttpServletRequest req, Hashtable<String, Integer> errorList, String source, String dest, boolean moved) {
    if (log.isDebug())
        log.debug("Copy: " + source + " To: " + dest);
    WebResourceRoot resources = getResources(req);
    WebResource sourceResource = resources.getResource(source);
    if (sourceResource.isDirectory()) {
        if (!resources.mkdir(dest)) {
            WebResource destResource = resources.getResource(dest);
            if (!destResource.isDirectory()) {
                errorList.put(dest, new Integer(WebdavStatus.SC_CONFLICT));
                return false;
            }
        }
        Collection<VFSItem> entries = resources.list(source);
        for (VFSItem entry : entries) {
            String childDest = dest;
            if (!childDest.equals("/")) {
                childDest += "/";
            }
            childDest += entry.getName();
            String childSrc = source;
            if (!childSrc.equals("/")) {
                childSrc += "/";
            }
            childSrc += entry.getName();
            copyResource(req, errorList, childSrc, childDest, moved);
        }
    } else if (sourceResource.isFile()) {
        WebResource destResource = resources.getResource(dest);
        if (!destResource.exists() && !destResource.getPath().endsWith("/")) {
            int lastSlash = destResource.getPath().lastIndexOf('/');
            if (lastSlash > 0) {
                String parent = destResource.getPath().substring(0, lastSlash);
                WebResource parentResource = resources.getResource(parent);
                if (!parentResource.isDirectory()) {
                    errorList.put(source, new Integer(WebdavStatus.SC_CONFLICT));
                    return false;
                }
            }
        }
        WebResource movedFrom = moved ? sourceResource : null;
        try {
            if (!resources.write(dest, sourceResource.getInputStream(), false, movedFrom)) {
                errorList.put(source, new Integer(WebdavStatus.SC_INTERNAL_SERVER_ERROR));
                return false;
            }
        } catch (QuotaExceededException e) {
            errorList.put(source, new Integer(WebdavStatus.SC_INSUFFICIENT_STORAGE));
            return false;
        }
    } else {
        errorList.put(source, new Integer(WebdavStatus.SC_INTERNAL_SERVER_ERROR));
        return false;
    }
    return true;
}

Example 3 with QuotaExceededException

use of org.olat.core.util.vfs.QuotaExceededException in project openolat by klemens.

the class WebdavStatus method doPut.

/**
 * Process a PUT request for the specified resource.
 *
 * @param req The servlet request we are processing
 * @param resp The servlet response we are creating
 *
 * @exception IOException if an input/output error occurs
 * @exception ServletException if a servlet-specified error occurs
 */
public void doPut(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    if (isLocked(req)) {
        resp.sendError(WebdavStatus.SC_LOCKED);
        return;
    }
    final String path = getRelativePath(req);
    final WebResourceRoot resources = getResources(req);
    if (!resources.canWrite(path)) {
        resp.sendError(WebdavStatus.SC_FORBIDDEN);
        return;
    }
    final WebResource resource = resources.getResource(path);
    Range range = parseContentRange(req, resp);
    InputStream resourceInputStream = null;
    try {
        // Assume just one range is specified for now
        if (range != null) {
            File contentFile = executePartialPut(req, range, path);
            resourceInputStream = new FileInputStream(contentFile);
        } else {
            resourceInputStream = req.getInputStream();
        }
        if (resources.write(path, resourceInputStream, true, null)) {
            if (resource.exists()) {
                resp.setStatus(HttpServletResponse.SC_NO_CONTENT);
            } else {
                resp.setStatus(HttpServletResponse.SC_CREATED);
                PrintWriter writer = resp.getWriter();
                writer.append("<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n").append("<html><head>\n").append("<title>201 Created</title>\n").append("</head><body>\n").append("<h1>Created</h1>\n").append("<p>Resource ").append(path).append(" created.</p>\n").append("</body></html>\n");
                resp.setContentType("text/html; charset=ISO-8859-1");
                String location = Settings.getServerContextPathURI() + path;
                resp.setHeader("Location", location);
            }
        } else {
            resp.sendError(HttpServletResponse.SC_CONFLICT);
        }
    } catch (QuotaExceededException e) {
        resp.sendError(WebdavStatus.SC_INSUFFICIENT_STORAGE);
    } finally {
        if (resourceInputStream != null) {
            try {
                resourceInputStream.close();
            } catch (IOException ioe) {
            // Ignore
            }
        }
    }
    // Removing any lock-null resource which would be present
    lockManager.removeLockNullResource(resource);
}

Example 4 with QuotaExceededException

use of org.olat.core.util.vfs.QuotaExceededException in project openolat by klemens.

the class VFSResourceRoot method copyVFS.

private void copyVFS(VFSLeaf file, InputStream is) throws IOException {
    // Try to get Quota
    long quotaLeft = -1;
    boolean withQuotaCheck = false;
    VFSContainer parentContainer = file.getParentContainer();
    if (parentContainer != null) {
        quotaLeft = VFSManager.getQuotaLeftKB(parentContainer);
        if (quotaLeft != Quota.UNLIMITED) {
            // convert from kB
            quotaLeft = quotaLeft * 1024;
            withQuotaCheck = true;
        } else {
            withQuotaCheck = false;
        }
    }
    // Open os
    OutputStream os = null;
    byte[] buffer = new byte[BUFFER_SIZE];
    int len = -1;
    boolean quotaExceeded = false;
    try {
        os = file.getOutputStream(false);
        while (true) {
            len = is.read(buffer);
            if (len == -1)
                break;
            if (withQuotaCheck) {
                // re-calculate quota and check
                quotaLeft = quotaLeft - len;
                if (quotaLeft < 0) {
                    log.info("Quota exceeded: " + file);
                    quotaExceeded = true;
                    break;
                }
            }
            os.write(buffer, 0, len);
        }
        if (quotaExceeded) {
            IOUtils.closeQuietly(os);
            file.delete();
            throw new QuotaExceededException("");
        }
    } catch (IOException e) {
        // close first, in order to be able to delete any reamins of the file
        IOUtils.closeQuietly(os);
        file.delete();
        throw e;
    } finally {
        IOUtils.closeQuietly(os);
        IOUtils.closeQuietly(is);
    }
}

Example 5 with QuotaExceededException

use of org.olat.core.util.vfs.QuotaExceededException in project openolat by klemens.

the class VFSResourceRoot method write.

@Override
public boolean write(String path, InputStream is, boolean overwrite, WebResource movedFrom) throws QuotaExceededException {
    VFSLeaf childLeaf;
    VFSItem file = resolveFile(path);
    if (file instanceof VFSLeaf) {
        if (overwrite) {
            // overwrite the file
            childLeaf = (VFSLeaf) file;
            // versioning
            if (childLeaf instanceof Versionable && ((Versionable) childLeaf).getVersions().isVersioned()) {
                if (childLeaf.getSize() == 0) {
                    VersionsManager.getInstance().createVersionsFor(childLeaf, true);
                } else {
                    VersionsManager.getInstance().addToRevisions((Versionable) childLeaf, identity, "");
                }
            }
        } else {
            return false;
        }
    } else if (file instanceof VFSContainer) {
        return false;
    } else {
        // create a new file
        int lastSlash = path.lastIndexOf('/');
        if (lastSlash == -1)
            return false;
        String parentPath = path.substring(0, lastSlash);
        VFSItem parentItem = resolveFile(parentPath);
        if (parentItem instanceof VFSContainer) {
            VFSContainer folder = (VFSContainer) parentItem;
            String name = path.substring(lastSlash + 1);
            childLeaf = folder.createChildLeaf(name);
        } else {
            return false;
        }
    }
    if (childLeaf == null) {
        return false;
    }
    try {
        copyVFS(childLeaf, is);
    } catch (QuotaExceededException e) {
        throw e;
    } catch (Exception e) {
        log.error("", e);
        return false;
    }
    VFSContainer inheritingCont = VFSManager.findInheritingSecurityCallbackContainer(childLeaf.getParentContainer());
    if (inheritingCont != null) {
        VFSSecurityCallback callback = inheritingCont.getLocalSecurityCallback();
        if (callback != null && callback.getSubscriptionContext() != null) {
            SubscriptionContext subContext = callback.getSubscriptionContext();
            NotificationsManager.getInstance().markPublisherNews(subContext, null, true);
        }
    }
    if (childLeaf instanceof MetaTagged && identity != null) {
        MetaInfo infos = ((MetaTagged) childLeaf).getMetaInfo();
        if (infos != null && !infos.hasAuthorIdentity()) {
            infos.setAuthor(identity);
            addLicense(infos, identity);
            infos.clearThumbnails();
        // infos.write(); the clearThumbnails call write()
        }
    }
    if (movedFrom instanceof VFSResource) {
        VFSResource vfsResource = (VFSResource) movedFrom;
        if (vfsResource.getItem() instanceof Versionable && ((Versionable) vfsResource.getItem()).getVersions().isVersioned()) {
            VFSLeaf currentVersion = (VFSLeaf) vfsResource.getItem();
            VersionsManager.getInstance().move(currentVersion, childLeaf, identity);
        }
    }
    return true;
}