package com.openkm.servlet.admin;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Iterator;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileItemFactory;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.commons.io.FilenameUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.openkm.api.OKMWorkflow;
import com.openkm.core.DatabaseException;
import com.openkm.core.ParseException;
import com.openkm.core.WorkflowException;
import com.openkm.util.UserActivity;
/**
* Register workflow Servlet
*/
public class RegisterWorkflowServlet extends BaseServlet {
private static Logger log = LoggerFactory.getLogger(RegisterWorkflowServlet.class);
private static final long serialVersionUID = 1L;
@Override
@SuppressWarnings("unchecked")
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws
ServletException, IOException {
String fileName = null;
byte[] content = null;
PrintWriter out = null;
updateSessionManager(request);
try {
boolean isMultipart = ServletFileUpload.isMultipartContent(request);
out = response.getWriter();
// Create a factory for disk-based file items
if (isMultipart) {
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
upload.setHeaderEncoding("UTF-8");
List<FileItem> items = upload.parseRequest(request);
// Parse the request and get all parameters and the uploaded file
for (Iterator<FileItem> it = items.iterator(); it.hasNext();) {
FileItem item = it.next();
if (!item.isFormField()) {
fileName = item.getName();
content = item.get();
}
}
if (fileName != null && !fileName.equals("")) {
fileName = FilenameUtils.getName(fileName);
log.debug("Upload file: {}", fileName);
InputStream is = new ByteArrayInputStream(content);
OKMWorkflow.getInstance().registerProcessDefinition(null, is);
is.close();
}
// Activity log
UserActivity.log(request.getRemoteUser(), "ADMIN_WORKFLOW_REGISTER", fileName, null);
response.sendRedirect("Workflow");
}
} catch (ParseException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request,response, e);
} catch (WorkflowException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request,response, e);
} catch (DatabaseException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request,response, e);
} catch (IOException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request,response, e);
} catch (Exception e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request,response, e);
} finally {
out.flush();
out.close();
}
}
}