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

Example 6 with VFSItem

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

the class CmdUnzip method execute.

public Controller execute(FolderComponent folderComponent, UserRequest ureq, WindowControl wContr, Translator trans) {
    this.translator = trans;
    FileSelection selection = new FileSelection(ureq, folderComponent.getCurrentContainerPath());
    VFSContainer currentContainer = folderComponent.getCurrentContainer();
    if (!(currentContainer.canWrite() == VFSConstants.YES))
        throw new AssertException("Cannot unzip to folder. Writing denied.");
    // check if command is executed on a file containing invalid filenames or paths - checks if the resulting folder has a valid name
    if (selection.getInvalidFileNames().size() > 0) {
        status = FolderCommandStatus.STATUS_INVALID_NAME;
        return null;
    }
    List<String> lockedFiles = new ArrayList<String>();
    for (String sItem : selection.getFiles()) {
        VFSItem vfsItem = currentContainer.resolve(sItem);
        if (vfsItem instanceof VFSLeaf) {
            try {
                Roles roles = ureq.getUserSession().getRoles();
                lockedFiles.addAll(checkLockedFiles((VFSLeaf) vfsItem, currentContainer, ureq.getIdentity(), roles));
            } catch (Exception e) {
                String name = vfsItem == null ? "NULL" : vfsItem.getName();
                getWindowControl().setError(translator.translate("FileUnzipFailed", new String[] { name }));
            }
        }
    }
    if (!lockedFiles.isEmpty()) {
        String msg = FolderCommandHelper.renderLockedMessageAsHtml(trans, lockedFiles);
        List<String> buttonLabels = Collections.singletonList(trans.translate("ok"));
        lockedFiledCtr = activateGenericDialog(ureq, trans.translate("lock.title"), msg, buttonLabels, lockedFiledCtr);
        return null;
    }
    VFSItem currentVfsItem = null;
    try {
        boolean fileNotExist = false;
        for (String sItem : selection.getFiles()) {
            currentVfsItem = currentContainer.resolve(sItem);
            if (currentVfsItem != null && (currentVfsItem instanceof VFSLeaf)) {
                if (!doUnzip((VFSLeaf) currentVfsItem, currentContainer, ureq, wContr)) {
                    status = FolderCommandStatus.STATUS_FAILED;
                    break;
                }
            } else {
                fileNotExist = true;
                break;
            }
        }
        if (fileNotExist) {
            status = FolderCommandStatus.STATUS_FAILED;
            getWindowControl().setError(translator.translate("FileDoesNotExist"));
        }
        VFSContainer inheritingCont = VFSManager.findInheritingSecurityCallbackContainer(folderComponent.getRootContainer());
        if (inheritingCont != null) {
            VFSSecurityCallback secCallback = inheritingCont.getLocalSecurityCallback();
            if (secCallback != null) {
                SubscriptionContext subsContext = secCallback.getSubscriptionContext();
                if (subsContext != null) {
                    NotificationsManager.getInstance().markPublisherNews(subsContext, ureq.getIdentity(), true);
                }
            }
        }
    } catch (IllegalArgumentException e) {
        logError("Corrupted ZIP", e);
        String name = currentVfsItem == null ? "NULL" : currentVfsItem.getName();
        getWindowControl().setError(translator.translate("FileUnzipFailed", new String[] { name }));
    }
    return null;
}

Example 7 with VFSItem

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

the class CmdZip method formOK.

/**
 * Creates a zipFile by using ZipUtil and fires Event.DONE_EVENT if successful.
 *
 * @see org.olat.core.commons.modules.bc.commands.AbstractCreateItemForm#formOK(org.olat.core.gui.UserRequest)
 */
@Override
protected void formOK(UserRequest ureq) {
    String name = textElement.getValue();
    if (!name.toLowerCase().endsWith(".zip")) {
        name += ".zip";
    }
    VFSItem zipFile = currentContainer.createChildLeaf(name);
    if (zipFile == null) {
        fireEvent(ureq, Event.FAILED_EVENT);
        return;
    }
    List<VFSItem> vfsFiles = new ArrayList<VFSItem>();
    for (String fileName : selection.getFiles()) {
        VFSItem item = currentContainer.resolve(fileName);
        if (item != null) {
            vfsFiles.add(item);
        }
    }
    if (!ZipUtil.zip(vfsFiles, (VFSLeaf) zipFile, true)) {
        // cleanup zip file
        zipFile.delete();
        status = FolderCommandStatus.STATUS_FAILED;
        fireEvent(ureq, FOLDERCOMMAND_FINISHED);
    } else {
        if (zipFile instanceof MetaTagged) {
            MetaInfo info = ((MetaTagged) zipFile).getMetaInfo();
            if (info != null) {
                info.setAuthor(ureq.getIdentity());
                info.write();
            }
        }
        fireEvent(ureq, new FolderEvent(FolderEvent.ZIP_EVENT, selection.renderAsHtml()));
        fireEvent(ureq, FolderCommand.FOLDERCOMMAND_FINISHED);
    }
}

Example 8 with VFSItem

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

the class CmdZip method validateFormLogic.

/**
 * Checks if input valid.
 * @see org.olat.core.commons.modules.bc.commands.AbstractCreateItemForm#validateFormLogic(org.olat.core.gui.UserRequest)
 */
@Override
protected boolean validateFormLogic(UserRequest ureq) {
    boolean isInputValid = true;
    String name = textElement.getValue();
    if (name == null || name.trim().equals("")) {
        textElement.setErrorKey("zip.name.empty", new String[0]);
        isInputValid = false;
    } else {
        if (!validateFileName(name)) {
            textElement.setErrorKey("zip.name.notvalid", new String[0]);
            isInputValid = false;
            return isInputValid;
        }
        // Note: use java.io.File and not VFS to create a leaf. File must not exist upon ZipUtil.zip()
        name = name + ".zip";
        VFSItem zipFile = currentContainer.resolve(name);
        if (zipFile != null) {
            textElement.setErrorKey("zip.alreadyexists", new String[] { name });
            isInputValid = false;
        } else {
            isInputValid = true;
        }
    }
    return isInputValid;
}

Example 9 with VFSItem

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

the class FileUploadController method validateFormLogic.

@Override
protected boolean validateFormLogic(UserRequest ureq) {
    // Check sub path
    if (targetSubPath != null) {
        String subPath = targetSubPath.getValue();
        if (subPath != null) {
            // Cleanup first
            subPath = subPath.toLowerCase().trim();
            if (!validSubPathPattern.matcher(subPath).matches()) {
                targetSubPath.setErrorKey("subpath.error.characters", null);
                return false;
            } else {
                // Fix mess with slashes and dots
                // reduce doubled slashes with single slash
                subPath = subPath.replaceAll("\\.*\\/+\\.*", "\\/");
                // do it a second time to catch the double slashes created by previous replacement
                subPath = subPath.replaceAll("\\/+", "\\/");
                // remove slash at end
                if (subPath.endsWith("/")) {
                    subPath = subPath.substring(0, subPath.length() - 1);
                }
                // single slash means no sub-directory
                if (subPath.length() == 1 && subPath.startsWith("/")) {
                    subPath = "";
                }
                // fix missing slash at start
                if (subPath.length() > 0 && !subPath.startsWith("/")) {
                    subPath = "/" + subPath;
                }
                // update in GUI so user sees how we optimized
                targetSubPath.setValue(subPath);
            }
            // Now check if this path does not already exist
            if (StringHelper.containsNonWhitespace(subPath)) {
                // Try to resolve given rel path from current container
                VFSItem uploadDir = currentContainer.resolve(subPath);
                if (uploadDir != null) {
                    // already exists. this is fine, as long as it is a directory and not a file
                    if (!(uploadDir instanceof VFSContainer)) {
                        // error
                        targetSubPath.setErrorKey("subpath.error.dir.is.file", new String[] { subPath });
                        return false;
                    }
                }
            }
            targetSubPath.clearError();
        }
    }
    // Check file name
    if (metaDataCtr != null && StringHelper.containsNonWhitespace(metaDataCtr.getFilename())) {
        return validateFilename(metaDataCtr.getFilename(), metaDataCtr.getFilenameEl());
    }
    boolean allOk = validateFilename(fileEl);
    return allOk;
}

Example 10 with VFSItem

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

the class CmdCreateFile method formOK.

@Override
protected void formOK(UserRequest ureq) {
    // create the file
    fileName = textElement.getValue();
    VFSContainer currentContainer = folderComponent.getCurrentContainer();
    VFSItem item = currentContainer.createChildLeaf(fileName);
    if (item == null) {
        status = FolderCommandStatus.STATUS_FAILED;
        notifyFinished(ureq);
    } else {
        if (item instanceof MetaTagged) {
            MetaInfo meta = ((MetaTagged) item).getMetaInfo();
            meta.setAuthor(ureq.getIdentity());
            if (licenseModule.isEnabled(licenseHandler)) {
                License license = licenseService.createDefaultLicense(licenseHandler, getIdentity());
                meta.setLicenseTypeKey(String.valueOf(license.getLicenseType().getKey()));
                meta.setLicenseTypeName(license.getLicenseType().getName());
                meta.setLicensor(license.getLicensor());
                meta.setLicenseText(LicenseUIFactory.getLicenseText(license));
            }
            meta.write();
        }
        // start HTML editor with the folders root folder as base and the file
        // path as a relative path from the root directory. But first check if the
        // root directory is wirtable at all (e.g. not the case in users personal
        // briefcase), and seach for the next higher directory that is writable.
        String relFilePath = "/" + fileName;
        // add current container path if not at root level
        if (!folderComponent.getCurrentContainerPath().equals("/")) {
            relFilePath = folderComponent.getCurrentContainerPath() + relFilePath;
        }
        VFSContainer writableRootContainer = folderComponent.getRootContainer();
        ContainerAndFile result = VFSManager.findWritableRootFolderFor(writableRootContainer, relFilePath);
        if (result != null) {
            writableRootContainer = result.getContainer();
            relFilePath = result.getFileName();
        } else {
            // use fallback that always work: current directory and current file
            relFilePath = fileName;
            writableRootContainer = folderComponent.getCurrentContainer();
        }
        if (relFilePath.endsWith(".html") || relFilePath.endsWith(".htm")) {
            editorCtr = WysiwygFactory.createWysiwygController(ureq, getWindowControl(), writableRootContainer, relFilePath, true, true);
            ((HTMLEditorController) editorCtr).setNewFile(true);
        } else {
            editorCtr = new PlainTextEditorController(ureq, getWindowControl(), (VFSLeaf) writableRootContainer.resolve(relFilePath), "utf-8", true, true, null);
        }
        listenTo(editorCtr);
        initialPanel.setContent(editorCtr.getInitialComponent());
    }
}