protected void copyThumbnails(FileVersion sourceFileVersion, FileVersion destinationFileVersion) {
try {
if (isThumbnailEnabled(THUMBNAIL_INDEX_DEFAULT)) {
if (hasThumbnail(sourceFileVersion, THUMBNAIL_INDEX_DEFAULT)
&& !hasThumbnail(destinationFileVersion, THUMBNAIL_INDEX_DEFAULT)) {
InputStream is = doGetThumbnailAsStream(sourceFileVersion, THUMBNAIL_INDEX_DEFAULT);
String thumbnailFilePath =
getThumbnailFilePath(
destinationFileVersion,
getThumbnailType(destinationFileVersion),
THUMBNAIL_INDEX_DEFAULT);
addFileToStore(
destinationFileVersion.getCompanyId(), THUMBNAIL_PATH, thumbnailFilePath, is);
}
}
if (isThumbnailEnabled(THUMBNAIL_INDEX_CUSTOM_1)) {
if (hasThumbnail(sourceFileVersion, THUMBNAIL_INDEX_CUSTOM_1)
&& !hasThumbnail(destinationFileVersion, THUMBNAIL_INDEX_CUSTOM_1)) {
InputStream is = doGetThumbnailAsStream(sourceFileVersion, THUMBNAIL_INDEX_CUSTOM_1);
String thumbnailFilePath =
getThumbnailFilePath(
destinationFileVersion,
getThumbnailType(destinationFileVersion),
THUMBNAIL_INDEX_CUSTOM_1);
addFileToStore(
destinationFileVersion.getCompanyId(), THUMBNAIL_PATH, thumbnailFilePath, is);
}
}
if (isThumbnailEnabled(THUMBNAIL_INDEX_CUSTOM_2)) {
if (hasThumbnail(sourceFileVersion, THUMBNAIL_INDEX_CUSTOM_2)
&& !hasThumbnail(destinationFileVersion, THUMBNAIL_INDEX_CUSTOM_2)) {
InputStream is = doGetThumbnailAsStream(sourceFileVersion, THUMBNAIL_INDEX_CUSTOM_2);
String thumbnailFilePath =
getThumbnailFilePath(
destinationFileVersion,
getThumbnailType(destinationFileVersion),
THUMBNAIL_INDEX_CUSTOM_2);
addFileToStore(
destinationFileVersion.getCompanyId(), THUMBNAIL_PATH, thumbnailFilePath, is);
}
}
} catch (Exception e) {
_log.error(e, e);
}
}
private void _generateImagesPB(
FileVersion fileVersion,
PDPage pdPage,
int dpi,
int height,
int width,
boolean thumbnail,
int index)
throws Exception {
// Generate images
RenderedImage renderedImage =
pdPage.convertToImage(BufferedImage.TYPE_INT_RGB, PropsValues.DL_FILE_ENTRY_THUMBNAIL_DPI);
if (height != 0) {
renderedImage = ImageProcessorUtil.scale(renderedImage, width, height);
} else {
renderedImage = ImageProcessorUtil.scale(renderedImage, width);
}
// Store images
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
File thumbnailTempFile = null;
try {
if (thumbnail) {
thumbnailTempFile = getThumbnailTempFile(tempFileId);
thumbnailTempFile.createNewFile();
ImageIO.write(renderedImage, THUMBNAIL_TYPE, new FileOutputStream(thumbnailTempFile));
addFileToStore(
fileVersion.getCompanyId(), THUMBNAIL_PATH,
getThumbnailFilePath(fileVersion), thumbnailTempFile);
} else {
thumbnailTempFile = getPreviewTempFile(tempFileId, index);
thumbnailTempFile.createNewFile();
ImageIO.write(renderedImage, PREVIEW_TYPE, new FileOutputStream(thumbnailTempFile));
addFileToStore(
fileVersion.getCompanyId(), PREVIEW_PATH,
getPreviewFilePath(fileVersion, index), thumbnailTempFile);
}
} finally {
FileUtil.delete(thumbnailTempFile);
}
}
@Override
protected boolean hasPreview(FileVersion fileVersion, String type) throws Exception {
String previewFilePath = getPreviewFilePath(fileVersion, 1);
return DLStoreUtil.hasFile(fileVersion.getCompanyId(), REPOSITORY_ID, previewFilePath);
}
public void deleteFiles(FileVersion fileVersion, String thumbnailType) {
deleteFiles(
fileVersion.getCompanyId(),
fileVersion.getGroupId(),
fileVersion.getFileEntryId(),
fileVersion.getFileVersionId(),
thumbnailType);
}
protected long doGetPreviewFileSize(FileVersion fileVersion, int index, String type)
throws PortalException, SystemException {
return DLStoreUtil.getFileSize(
fileVersion.getCompanyId(),
CompanyConstants.SYSTEM,
getPreviewFilePath(fileVersion, index, type));
}
protected long doGetThumbnailFileSize(FileVersion fileVersion, int index)
throws PortalException, SystemException {
String type = getThumbnailType(fileVersion);
return DLStoreUtil.getFileSize(
fileVersion.getCompanyId(),
CompanyConstants.SYSTEM,
getThumbnailFilePath(fileVersion, type, index));
}
protected boolean hasPreview(FileVersion fileVersion, String type) throws Exception {
String previewFilePath = getPreviewFilePath(fileVersion, type);
if (DLStoreUtil.hasFile(fileVersion.getCompanyId(), REPOSITORY_ID, previewFilePath)) {
return true;
} else {
return false;
}
}
private boolean _isGenerateThumbnail(FileVersion fileVersion) throws Exception {
String thumbnailFilePath = getThumbnailFilePath(fileVersion);
if (PropsValues.DL_FILE_ENTRY_THUMBNAIL_ENABLED
&& !DLStoreUtil.hasFile(fileVersion.getCompanyId(), REPOSITORY_ID, thumbnailFilePath)) {
return true;
} else {
return false;
}
}
private boolean _isGeneratePreview(FileVersion fileVersion) throws Exception {
String previewFilePath = getPreviewFilePath(fileVersion, 1);
if (PropsValues.DL_FILE_ENTRY_PREVIEW_ENABLED
&& !DLStoreUtil.hasFile(fileVersion.getCompanyId(), REPOSITORY_ID, previewFilePath)) {
return true;
} else {
return false;
}
}
protected int doGetPreviewFileCount(FileVersion fileVersion) throws Exception {
try {
String[] fileNames =
DLStoreUtil.getFileNames(
fileVersion.getCompanyId(), REPOSITORY_ID, getPathSegment(fileVersion, true));
return fileNames.length;
} catch (Exception e) {
}
return 0;
}
private boolean _hasImages(FileVersion fileVersion) throws Exception {
boolean previewExists =
DLStoreUtil.hasFile(
fileVersion.getCompanyId(), REPOSITORY_ID, getPreviewFilePath(fileVersion, 1));
boolean thumbnailExists =
DLStoreUtil.hasFile(
fileVersion.getCompanyId(), REPOSITORY_ID, getThumbnailFilePath(fileVersion));
if (PropsValues.DL_FILE_ENTRY_PREVIEW_ENABLED && PropsValues.DL_FILE_ENTRY_THUMBNAIL_ENABLED) {
if (previewExists && thumbnailExists) {
return true;
}
} else if (PropsValues.DL_FILE_ENTRY_PREVIEW_ENABLED && previewExists) {
return true;
} else if (PropsValues.DL_FILE_ENTRY_THUMBNAIL_ENABLED && thumbnailExists) {
return true;
}
return false;
}
protected boolean hasThumbnail(FileVersion fileVersion, int index) {
try {
String imageType = getThumbnailType(fileVersion);
return DLStoreUtil.hasFile(
fileVersion.getCompanyId(),
REPOSITORY_ID,
getThumbnailFilePath(fileVersion, imageType, index));
} catch (Exception e) {
_log.error(e, e);
}
return false;
}
protected void copyPreviews(FileVersion sourceFileVersion, FileVersion destinationFileVersion) {
try {
String[] previewTypes = getPreviewTypes();
for (String previewType : previewTypes) {
if (hasPreview(sourceFileVersion, previewType)
&& !hasPreview(destinationFileVersion, previewType)) {
String previewFilePath = getPreviewFilePath(destinationFileVersion, previewType);
InputStream is = doGetPreviewAsStream(sourceFileVersion, previewType);
addFileToStore(destinationFileVersion.getCompanyId(), PREVIEW_PATH, previewFilePath, is);
}
}
} catch (Exception e) {
_log.error(e, e);
}
}
protected void storeThumbnailmage(FileVersion fileVersion, RenderedImage renderedImage, int index)
throws Exception {
if (!isThumbnailEnabled(index) || hasThumbnail(fileVersion, index)) {
return;
}
String type = getThumbnailType(fileVersion);
String maxHeightPropsKey = PropsKeys.DL_FILE_ENTRY_THUMBNAIL_MAX_HEIGHT;
String maxWidthPropsKey = PropsKeys.DL_FILE_ENTRY_THUMBNAIL_MAX_WIDTH;
if (index == THUMBNAIL_INDEX_CUSTOM_1) {
maxHeightPropsKey = PropsKeys.DL_FILE_ENTRY_THUMBNAIL_CUSTOM_1_MAX_HEIGHT;
maxWidthPropsKey = PropsKeys.DL_FILE_ENTRY_THUMBNAIL_CUSTOM_1_MAX_WIDTH;
} else if (index == THUMBNAIL_INDEX_CUSTOM_2) {
maxHeightPropsKey = PropsKeys.DL_FILE_ENTRY_THUMBNAIL_CUSTOM_2_MAX_HEIGHT;
maxWidthPropsKey = PropsKeys.DL_FILE_ENTRY_THUMBNAIL_CUSTOM_2_MAX_WIDTH;
}
RenderedImage thumbnailRenderedImage =
ImageToolUtil.scale(
renderedImage,
PrefsPropsUtil.getInteger(maxHeightPropsKey),
PrefsPropsUtil.getInteger(maxWidthPropsKey));
byte[] bytes = ImageToolUtil.getBytes(thumbnailRenderedImage, type);
File file = null;
try {
file = FileUtil.createTempFile(bytes);
addFileToStore(
fileVersion.getCompanyId(), THUMBNAIL_PATH,
getThumbnailFilePath(fileVersion, type, index), file);
} finally {
FileUtil.delete(file);
}
}
@Override
protected void storeThumbnailImages(FileVersion fileVersion, File file) throws Exception {
if (!hasThumbnail(fileVersion, THUMBNAIL_INDEX_DEFAULT)) {
addFileToStore(
fileVersion.getCompanyId(),
THUMBNAIL_PATH,
getThumbnailFilePath(fileVersion, THUMBNAIL_INDEX_DEFAULT),
file);
}
if (isThumbnailEnabled(THUMBNAIL_INDEX_CUSTOM_1)
|| isThumbnailEnabled(THUMBNAIL_INDEX_CUSTOM_2)) {
ImageBag imageBag = ImageToolUtil.read(file);
RenderedImage renderedImage = imageBag.getRenderedImage();
storeThumbnailImage(fileVersion, renderedImage, THUMBNAIL_INDEX_CUSTOM_1);
storeThumbnailImage(fileVersion, renderedImage, THUMBNAIL_INDEX_CUSTOM_2);
}
}
@Override
protected void copyPreviews(FileVersion sourceFileVersion, FileVersion destinationFileVersion) {
if (!PropsValues.DL_FILE_ENTRY_PREVIEW_ENABLED) {
return;
}
try {
if (hasPreview(sourceFileVersion) && !hasPreview(destinationFileVersion)) {
int count = getPreviewFileCount(sourceFileVersion);
for (int i = 0; i < count; i++) {
String previewFilePath = getPreviewFilePath(destinationFileVersion, i + 1);
InputStream is = doGetPreviewAsStream(sourceFileVersion, i + 1, PREVIEW_TYPE);
addFileToStore(destinationFileVersion.getCompanyId(), PREVIEW_PATH, previewFilePath, is);
}
}
} catch (Exception e) {
_log.error(e, e);
}
}
private void _generateImagesPB(FileVersion fileVersion, File file) throws Exception {
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
File thumbnailFile = getThumbnailTempFile(tempFileId);
int previewFilesCount = 0;
PDDocument pdDocument = null;
try {
pdDocument = PDDocument.load(file);
previewFilesCount = pdDocument.getNumberOfPages();
} finally {
if (pdDocument != null) {
pdDocument.close();
}
}
File[] previewFiles = new File[previewFilesCount];
for (int i = 0; i < previewFilesCount; i++) {
previewFiles[i] = getPreviewTempFile(tempFileId, i);
}
boolean generatePreview = _isGeneratePreview(fileVersion);
boolean generateThumbnail = _isGenerateThumbnail(fileVersion);
if (PropsValues.DL_FILE_ENTRY_PREVIEW_FORK_PROCESS_ENABLED) {
ProcessCallable<String> processCallable =
new LiferayPDFBoxProcessCallable(
ServerDetector.getServerId(),
PropsUtil.get(PropsKeys.LIFERAY_HOME),
Log4JUtil.getCustomLogSettings(),
file,
thumbnailFile,
previewFiles,
getThumbnailType(fileVersion),
getPreviewType(fileVersion),
PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_DPI,
PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_MAX_HEIGHT,
PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_MAX_WIDTH,
generatePreview,
generateThumbnail);
Future<String> future =
ProcessExecutor.execute(ClassPathUtil.getPortalClassPath(), processCallable);
String processIdentity = String.valueOf(fileVersion.getFileVersionId());
futures.put(processIdentity, future);
future.get();
} else {
LiferayPDFBoxConverter liferayConverter =
new LiferayPDFBoxConverter(
file,
thumbnailFile,
previewFiles,
getPreviewType(fileVersion),
getThumbnailType(fileVersion),
PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_DPI,
PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_MAX_HEIGHT,
PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_MAX_WIDTH,
generatePreview,
generateThumbnail);
liferayConverter.generateImagesPB();
}
if (generateThumbnail) {
try {
storeThumbnailImages(fileVersion, thumbnailFile);
} finally {
FileUtil.delete(thumbnailFile);
}
if (_log.isInfoEnabled()) {
_log.info("PDFBox generated a thumbnail for " + fileVersion.getFileVersionId());
}
}
if (generatePreview) {
int index = 0;
for (File previewFile : previewFiles) {
try {
addFileToStore(
fileVersion.getCompanyId(), PREVIEW_PATH,
getPreviewFilePath(fileVersion, index + 1), previewFile);
} finally {
FileUtil.delete(previewFile);
}
index++;
}
if (_log.isInfoEnabled()) {
_log.info(
"PDFBox generated "
+ getPreviewFileCount(fileVersion)
+ " preview pages for "
+ fileVersion.getFileVersionId());
}
}
}
private void _generateImagesIM(
FileVersion fileVersion,
File file,
int depth,
int dpi,
int height,
int width,
boolean thumbnail)
throws Exception {
// Generate images
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
IMOperation imOperation = new IMOperation();
imOperation.alpha("off");
imOperation.density(dpi, dpi);
if (height != 0) {
imOperation.adaptiveResize(width, height);
} else {
imOperation.adaptiveResize(width);
}
imOperation.depth(depth);
if (thumbnail) {
imOperation.addImage(file.getPath() + "[0]");
imOperation.addImage(getThumbnailTempFilePath(tempFileId));
} else {
imOperation.addImage(file.getPath());
imOperation.addImage(getPreviewTempFilePath(tempFileId, -1));
}
_convertCmd.run(imOperation);
// Store images
if (thumbnail) {
File thumbnailTempFile = getThumbnailTempFile(tempFileId);
try {
addFileToStore(
fileVersion.getCompanyId(), THUMBNAIL_PATH,
getThumbnailFilePath(fileVersion), thumbnailTempFile);
} finally {
FileUtil.delete(thumbnailTempFile);
}
} else {
// ImageMagick converts single page PDFs without appending an
// index. Rename file for consistency.
File singlePagePreviewFile = getPreviewTempFile(tempFileId, -1);
if (singlePagePreviewFile.exists()) {
singlePagePreviewFile.renameTo(getPreviewTempFile(tempFileId, 1));
}
int total = getPreviewTempFileCount(fileVersion);
for (int i = 0; i < total; i++) {
File previewTempFile = getPreviewTempFile(tempFileId, i + 1);
try {
addFileToStore(
fileVersion.getCompanyId(),
PREVIEW_PATH,
getPreviewFilePath(fileVersion, i + 1),
previewTempFile);
} finally {
FileUtil.delete(previewTempFile);
}
}
}
}
private void _generateImagesGS(FileVersion fileVersion, File file, boolean thumbnail)
throws Exception {
// Generate images
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
List<String> arguments = new ArrayList<String>();
arguments.add("-sDEVICE=png16m");
if (thumbnail) {
arguments.add("-sOutputFile=" + getThumbnailTempFilePath(tempFileId));
arguments.add("-dFirstPage=1");
arguments.add("-dLastPage=1");
} else {
arguments.add("-sOutputFile=" + getPreviewTempFilePath(tempFileId, -1));
}
arguments.add("-dPDFFitPage");
arguments.add("-dTextAlphaBits=4");
arguments.add("-dGraphicsAlphaBits=4");
arguments.add("-r" + PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_DPI);
if (PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_MAX_WIDTH != 0) {
arguments.add("-dDEVICEWIDTH" + PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_MAX_WIDTH);
}
if (PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_MAX_HEIGHT != 0) {
arguments.add("-dDEVICEHEIGHT" + PropsValues.DL_FILE_ENTRY_PREVIEW_DOCUMENT_MAX_HEIGHT);
}
arguments.add(file.getPath());
Future<?> future = GhostscriptUtil.execute(arguments);
String processIdentity = String.valueOf(fileVersion.getFileVersionId());
futures.put(processIdentity, future);
future.get();
// Store images
if (thumbnail) {
File thumbnailTempFile = getThumbnailTempFile(tempFileId);
try {
storeThumbnailImages(fileVersion, thumbnailTempFile);
} finally {
FileUtil.delete(thumbnailTempFile);
}
} else {
int total = getPreviewTempFileCount(fileVersion);
for (int i = 0; i < total; i++) {
File previewTempFile = getPreviewTempFile(tempFileId, i + 2);
try {
addFileToStore(
fileVersion.getCompanyId(),
PREVIEW_PATH,
getPreviewFilePath(fileVersion, i + 1),
previewTempFile);
} finally {
FileUtil.delete(previewTempFile);
}
}
}
}
private void _generateVideoXuggler(
FileVersion fileVersion, File sourceFile, File destinationFile, String containerType)
throws Exception {
if (hasPreview(fileVersion, containerType)) {
return;
}
StopWatch stopWatch = new StopWatch();
stopWatch.start();
if (PropsValues.DL_FILE_ENTRY_PREVIEW_FORK_PROCESS_ENABLED) {
ProcessCallable<String> processCallable =
new LiferayVideoProcessCallable(
ServerDetector.getServerId(),
PropsUtil.get(PropsKeys.LIFERAY_HOME),
Log4JUtil.getCustomLogSettings(),
sourceFile,
destinationFile,
containerType,
PropsUtil.getProperties(PropsKeys.DL_FILE_ENTRY_PREVIEW_VIDEO, false),
PropsUtil.getProperties(PropsKeys.XUGGLER_FFPRESET, true));
ProcessChannel<String> processChannel =
ProcessExecutorUtil.execute(ClassPathUtil.getPortalProcessConfig(), processCallable);
Future<String> future = processChannel.getProcessNoticeableFuture();
String processIdentity = String.valueOf(fileVersion.getFileVersionId());
futures.put(processIdentity, future);
future.get();
} else {
LiferayConverter liferayConverter =
new LiferayVideoConverter(
sourceFile.getCanonicalPath(),
destinationFile.getCanonicalPath(),
containerType,
PropsUtil.getProperties(PropsKeys.DL_FILE_ENTRY_PREVIEW_VIDEO, false),
PropsUtil.getProperties(PropsKeys.XUGGLER_FFPRESET, true));
liferayConverter.convert();
}
addFileToStore(
fileVersion.getCompanyId(), PREVIEW_PATH,
getPreviewFilePath(fileVersion, containerType), destinationFile);
if (_log.isInfoEnabled()) {
_log.info(
"Xuggler generated a "
+ containerType
+ " preview video for "
+ fileVersion.getTitle()
+ " in "
+ stopWatch.getTime()
+ " ms");
}
}
public FileEntry moveFileEntryToTrash(long userId, FileEntry fileEntry)
throws PortalException, SystemException {
// File entry
DLFileEntry dlFileEntry = (DLFileEntry) fileEntry.getModel();
dlFileEntry.setTitle(DLAppUtil.appendTrashNamespace(dlFileEntry.getTitle()));
dlFileEntryPersistence.update(dlFileEntry, false);
List<DLFileVersion> dlFileVersions =
dlFileVersionLocalService.getFileVersions(
fileEntry.getFileEntryId(), WorkflowConstants.STATUS_ANY);
dlFileVersions = ListUtil.sort(dlFileVersions, new FileVersionVersionComparator());
FileVersion fileVersion = new LiferayFileVersion(dlFileVersions.get(0));
int oldStatus = fileVersion.getStatus();
// File version
dlFileEntryLocalService.updateStatus(
userId,
fileVersion.getFileVersionId(),
WorkflowConstants.STATUS_IN_TRASH,
new HashMap<String, Serializable>(),
new ServiceContext());
// File shortcut
dlFileShortcutLocalService.disableFileShortcuts(fileEntry.getFileEntryId());
// File rank
dlFileRankLocalService.disableFileRanks(fileEntry.getFileEntryId());
// Social
socialActivityLocalService.addActivity(
userId,
fileEntry.getGroupId(),
DLFileEntryConstants.getClassName(),
fileEntry.getFileEntryId(),
SocialActivityConstants.TYPE_MOVE_TO_TRASH,
StringPool.BLANK,
0);
// Trash
List<ObjectValuePair<Long, Integer>> fileVersionStatuses =
new ArrayList<ObjectValuePair<Long, Integer>>(dlFileVersions.size());
for (DLFileVersion dlFileVersion : dlFileVersions) {
ObjectValuePair<Long, Integer> fileVersionStatus = new ObjectValuePair<Long, Integer>();
fileVersionStatus.setKey(dlFileVersion.getFileVersionId());
int status = dlFileVersion.getStatus();
if (status == WorkflowConstants.STATUS_PENDING) {
status = WorkflowConstants.STATUS_DRAFT;
}
fileVersionStatus.setValue(status);
fileVersionStatuses.add(fileVersionStatus);
}
trashEntryLocalService.addTrashEntry(
userId,
fileEntry.getGroupId(),
DLFileEntryConstants.getClassName(),
fileEntry.getFileEntryId(),
oldStatus,
fileVersionStatuses,
null);
// Workflow
if (oldStatus == WorkflowConstants.STATUS_PENDING) {
workflowInstanceLinkLocalService.deleteWorkflowInstanceLink(
fileVersion.getCompanyId(),
fileVersion.getGroupId(),
DLFileEntryConstants.getClassName(),
fileVersion.getFileVersionId());
}
return fileEntry;
}