private void _generateImages(FileVersion sourceFileVersion, FileVersion destinationFileVersion)
throws Exception {
InputStream inputStream = null;
try {
if (sourceFileVersion != null) {
copy(sourceFileVersion, destinationFileVersion);
return;
}
if (_hasImages(destinationFileVersion)) {
return;
}
String extension = destinationFileVersion.getExtension();
if (extension.equals("pdf")) {
if (destinationFileVersion instanceof LiferayFileVersion) {
try {
LiferayFileVersion liferayFileVersion = (LiferayFileVersion) destinationFileVersion;
File file = liferayFileVersion.getFile(false);
_generateImages(destinationFileVersion, file);
return;
} catch (UnsupportedOperationException uoe) {
}
}
inputStream = destinationFileVersion.getContentStream(false);
_generateImages(destinationFileVersion, inputStream);
} else if (DocumentConversionUtil.isEnabled()) {
inputStream = destinationFileVersion.getContentStream(false);
String tempFileId =
DLUtil.getTempFileId(
destinationFileVersion.getFileEntryId(), destinationFileVersion.getVersion());
File file = DocumentConversionUtil.convert(tempFileId, inputStream, extension, "pdf");
_generateImages(destinationFileVersion, file);
}
} catch (NoSuchFileEntryException nsfee) {
} finally {
StreamUtil.cleanUp(inputStream);
_fileVersionIds.remove(destinationFileVersion.getFileVersionId());
}
}
private void _generateImages(FileVersion fileVersion) throws Exception {
try {
if (_hasImages(fileVersion)) {
return;
}
String extension = fileVersion.getExtension();
if (extension.equals("pdf")) {
if (fileVersion instanceof LiferayFileVersion) {
try {
LiferayFileVersion liferayFileVersion = (LiferayFileVersion) fileVersion;
File file = liferayFileVersion.getFile(false);
_generateImages(fileVersion, file);
return;
} catch (UnsupportedOperationException uoe) {
}
}
InputStream inputStream = fileVersion.getContentStream(false);
_generateImages(fileVersion, inputStream);
} else if (DocumentConversionUtil.isEnabled()) {
InputStream inputStream = fileVersion.getContentStream(false);
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
File file = DocumentConversionUtil.convert(tempFileId, inputStream, extension, "pdf");
_generateImages(fileVersion, file);
}
} catch (NoSuchFileEntryException nsfee) {
} finally {
_fileVersionIds.remove(fileVersion.getFileVersionId());
}
}
@Override
public Object clone() {
LiferayFileVersion liferayFileVersion = new LiferayFileVersion(_dlFileVersion, _escapedModel);
liferayFileVersion.setCompanyId(getCompanyId());
liferayFileVersion.setCreateDate(getCreateDate());
liferayFileVersion.setGroupId(getGroupId());
liferayFileVersion.setPrimaryKey(getPrimaryKey());
liferayFileVersion.setUserId(getUserId());
liferayFileVersion.setUserName(getUserName());
try {
liferayFileVersion.setUserUuid(getUserUuid());
} catch (Exception e) {
}
liferayFileVersion.setUuid(getUuid());
return liferayFileVersion;
}
private void _generateVideo(FileVersion sourceFileVersion, FileVersion destinationFileVersion)
throws Exception {
if (!XugglerUtil.isEnabled() || _hasVideo(destinationFileVersion)) {
return;
}
InputStream inputStream = null;
File[] previewTempFiles = new File[_PREVIEW_TYPES.length];
File videoTempFile = null;
try {
if (sourceFileVersion != null) {
copy(sourceFileVersion, destinationFileVersion);
return;
}
File file = null;
if (!hasPreviews(destinationFileVersion) || !hasThumbnails(destinationFileVersion)) {
if (destinationFileVersion instanceof LiferayFileVersion) {
try {
LiferayFileVersion liferayFileVersion = (LiferayFileVersion) destinationFileVersion;
file = liferayFileVersion.getFile(false);
} catch (UnsupportedOperationException uoe) {
}
}
if (file == null) {
inputStream = destinationFileVersion.getContentStream(false);
videoTempFile = FileUtil.createTempFile(destinationFileVersion.getExtension());
FileUtil.write(videoTempFile, inputStream);
file = videoTempFile;
}
}
if (!hasPreviews(destinationFileVersion)) {
String tempFileId =
DLUtil.getTempFileId(
destinationFileVersion.getFileEntryId(), destinationFileVersion.getVersion());
for (int i = 0; i < _PREVIEW_TYPES.length; i++) {
previewTempFiles[i] = getPreviewTempFile(tempFileId, _PREVIEW_TYPES[i]);
}
try {
_generateVideoXuggler(destinationFileVersion, file, previewTempFiles);
} catch (Exception e) {
_log.error(e, e);
}
}
if (!hasThumbnails(destinationFileVersion)) {
try {
_generateThumbnailXuggler(
destinationFileVersion,
file,
PropsValues.DL_FILE_ENTRY_PREVIEW_VIDEO_HEIGHT,
PropsValues.DL_FILE_ENTRY_PREVIEW_VIDEO_WIDTH);
} catch (Exception e) {
_log.error(e, e);
}
}
} catch (NoSuchFileEntryException nsfee) {
if (_log.isDebugEnabled()) {
_log.debug(nsfee, nsfee);
}
} finally {
StreamUtil.cleanUp(inputStream);
_fileVersionIds.remove(destinationFileVersion.getFileVersionId());
for (int i = 0; i < previewTempFiles.length; i++) {
FileUtil.delete(previewTempFiles[i]);
}
FileUtil.delete(videoTempFile);
}
}