141 lines
4.3 KiB
Java
141 lines
4.3 KiB
Java
/**
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*
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*/
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package org.gcube.portlets.user.workspace.server;
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import java.io.IOException;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.gcube.portlets.user.workspace.server.property.PortalUrlGroupGatewayProperty;
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import org.gcube.portlets.user.workspace.shared.HandlerResultMessage;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* The Class DownloadPublicLinkServlet.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa{@literal @}isti.cnr.it
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* May 16, 2017
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*/
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public class DownloadPublicLinkServlet extends HttpServlet{
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private static final long serialVersionUID = -8423345575690165644L;
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protected static Logger logger = LoggerFactory.getLogger(DownloadPublicLinkServlet.class);
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/**
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* {@inheritDoc}
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*/
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@Override
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public void init() throws ServletException {
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super.init();
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logger.trace("Workspace DownloadPublicLinkServlet ready.");
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}
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/* (non-Javadoc)
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* @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
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*/
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public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
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String smp = req.getParameter("smp");
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boolean viewContent = req.getParameter("viewContent")==null?false:req.getParameter("viewContent").equals("true");
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logger.trace("Input Params [smp: "+smp + ", viewContent: "+viewContent+"]");
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if(smp==null || smp.isEmpty()){
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sendError(resp,HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Item id is null");
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return;
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}
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logger.trace("PUBLIC FILE DOWNLOAD REQUEST "+smp);
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}
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/**
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* Send error.
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*
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* @param response the response
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* @param message the message
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* @throws IOException Signals that an I/O exception has occurred.
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*/
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protected void sendError(HttpServletResponse response, String message) throws IOException
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{
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response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
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HandlerResultMessage resultMessage = HandlerResultMessage.errorResult(message);
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response.getWriter().write(resultMessage.toString());
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response.flushBuffer();
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}
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/**
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* Gets the request url.
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*
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* @param req the req
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* @return the request url
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*/
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public static String getRequestURL(HttpServletRequest req) {
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String scheme = req.getScheme(); // http
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String serverName = req.getServerName(); // hostname.com
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int serverPort = req.getServerPort(); // 80
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String contextPath = req.getContextPath(); // /mywebapp
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// String servletPath = req.getServletPath(); // /servlet/MyServlet
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// String pathInfo = req.getPathInfo(); // /a/b;c=123
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// String queryString = req.getQueryString(); // d=789
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// Reconstruct original requesting URL
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StringBuffer url = new StringBuffer();
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url.append(scheme).append("://").append(serverName);
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if (serverPort != 80 && serverPort != 443) {
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url.append(":").append(serverPort);
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}
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logger.trace("server: "+url);
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logger.trace("contextPath: "+contextPath);
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url.append(contextPath);
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PortalUrlGroupGatewayProperty p = new PortalUrlGroupGatewayProperty();
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int lenght = p.getPath().length();
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String groupgatewaypath = "/";
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if(lenght>1){
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String lastChar = p.getPath().substring(lenght-1, lenght-1);
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groupgatewaypath+= lastChar.compareTo("/")!=0?p.getPath()+"/":p.getPath();
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}
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url.append(groupgatewaypath);
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return url.toString();
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}
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// /**
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// * The main method.
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// *
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// * @param args the arguments
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// */
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// public static void main(String[] args) {
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//
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// InputStream is = null;
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// logger.trace("start");
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// try{
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//
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// Workspace ws = HomeLibrary.getHomeManagerFactory().getHomeManager().getHome("francesco.mangiacrapa").getWorkspace();
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// WorkspaceItem wsItem = ws.getItem("907ce8ef-5c0b-4601-83ac-215d1f432f6b");
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// logger.trace("metadata info recovered from HL: [ID: "+wsItem.getId() +", name: "+wsItem.getName()+"]");
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// FileOutputStream out = new FileOutputStream(new File("/tmp/bla"));
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// logger.trace("cast as external file");
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// ExternalFile f = (ExternalFile) wsItem;
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// is = f.getData();
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// IOUtils.copy(is, out);
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// is.close();
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// out.close();
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// logger.trace("end");
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// }catch (Exception e) {
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// e.printStackTrace();
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// }
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// }
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}
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