private void _generateThumbnailXuggler(FileVersion fileVersion, File file, int height, int width)
throws Exception {
StopWatch stopWatch = new StopWatch();
stopWatch.start();
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
File thumbnailTempFile = getThumbnailTempFile(tempFileId);
try {
try {
if (PropsValues.DL_FILE_ENTRY_PREVIEW_FORK_PROCESS_ENABLED) {
ProcessCallable<String> processCallable =
new LiferayVideoThumbnailProcessCallable(
ServerDetector.getServerId(),
PropsUtil.get(PropsKeys.LIFERAY_HOME),
Log4JUtil.getCustomLogSettings(),
file,
thumbnailTempFile,
THUMBNAIL_TYPE,
height,
width,
PropsValues.DL_FILE_ENTRY_THUMBNAIL_VIDEO_FRAME_PERCENTAGE);
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 LiferayVideoThumbnailConverter(
file.getCanonicalPath(),
thumbnailTempFile,
THUMBNAIL_TYPE,
height,
width,
PropsValues.DL_FILE_ENTRY_THUMBNAIL_VIDEO_FRAME_PERCENTAGE);
liferayConverter.convert();
}
} catch (CancellationException ce) {
if (_log.isInfoEnabled()) {
_log.info(
"Cancellation received for "
+ fileVersion.getFileVersionId()
+ " "
+ fileVersion.getTitle());
}
} catch (Exception e) {
_log.error(e, e);
}
storeThumbnailImages(fileVersion, thumbnailTempFile);
if (_log.isInfoEnabled()) {
_log.info(
"Xuggler generated a thumbnail for "
+ fileVersion.getTitle()
+ " in "
+ stopWatch.getTime()
+ " ms");
}
} catch (Exception e) {
throw new SystemException(e);
} finally {
FileUtil.delete(thumbnailTempFile);
}
}
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);
}
}
public void sendFile(
String targetExtension, PortletRequest portletRequest, PortletResponse portletResponse)
throws IOException {
if (Validator.isNull(targetExtension)) {
return;
}
long groupId = ParamUtil.getLong(portletRequest, "groupId");
String articleId = ParamUtil.getString(portletRequest, "articleId");
String languageId = LanguageUtil.getLanguageId(portletRequest);
PortletRequestModel portletRequestModel =
new PortletRequestModel(portletRequest, portletResponse);
ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY);
HttpServletRequest request = PortalUtil.getHttpServletRequest(portletRequest);
HttpServletResponse response = PortalUtil.getHttpServletResponse(portletResponse);
JournalArticleDisplay articleDisplay =
_journalContent.getDisplay(
groupId, articleId, null, "export", languageId, 1, portletRequestModel, themeDisplay);
int pages = articleDisplay.getNumberOfPages();
StringBundler sb = new StringBundler(pages + 12);
sb.append("<html>");
sb.append("<head>");
sb.append("<meta content=\"");
sb.append(ContentTypes.TEXT_HTML_UTF8);
sb.append("\" http-equiv=\"content-type\" />");
sb.append("<base href=\"");
sb.append(themeDisplay.getPortalURL());
sb.append("\" />");
sb.append("</head>");
sb.append("<body>");
sb.append(articleDisplay.getContent());
for (int i = 2; i <= pages; i++) {
articleDisplay =
_journalContent.getDisplay(groupId, articleId, "export", languageId, i, themeDisplay);
sb.append(articleDisplay.getContent());
}
sb.append("</body>");
sb.append("</html>");
InputStream is = new UnsyncByteArrayInputStream(sb.toString().getBytes(StringPool.UTF8));
String title = articleDisplay.getTitle();
String sourceExtension = "html";
String fileName = title.concat(StringPool.PERIOD).concat(sourceExtension);
String contentType = ContentTypes.TEXT_HTML;
String id =
DLUtil.getTempFileId(
articleDisplay.getId(), String.valueOf(articleDisplay.getVersion()), languageId);
File convertedFile = DocumentConversionUtil.convert(id, is, sourceExtension, targetExtension);
if (convertedFile != null) {
targetExtension = StringUtil.toLowerCase(targetExtension);
fileName = title.concat(StringPool.PERIOD).concat(targetExtension);
contentType = MimeTypesUtil.getContentType(fileName);
is = new FileInputStream(convertedFile);
}
ServletResponseUtil.sendFile(request, response, fileName, is, contentType);
}
