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take 2 on fixing the EntityController merge

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This commit is contained in:
bjl23 2010-10-01 19:24:22 +00:00
parent 96f5c225f2
commit e2e145954f
1 changed files with 17 additions and 50 deletions
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65
webapp/src/edu/cornell/mannlib/vitro/webapp/controller/EntityController.java
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@ -41,10 +41,7 @@ import edu.cornell.mannlib.vitro.webapp.beans.Portal;
import edu.cornell.mannlib.vitro.webapp.beans.VClass;
import edu.cornell.mannlib.vitro.webapp.dao.IndividualDao;
import edu.cornell.mannlib.vitro.webapp.dao.ObjectPropertyDao;
import edu.cornell.mannlib.vitro.webapp.filestorage.FileModelHelper;
import edu.cornell.mannlib.vitro.webapp.filestorage.FileServingHelper;
import edu.cornell.mannlib.vitro.webapp.filestorage.backend.FileStorage;
import edu.cornell.mannlib.vitro.webapp.filestorage.backend.FileStorageSetup;
import edu.cornell.mannlib.vitro.webapp.filestorage.model.FileInfo;
import edu.cornell.mannlib.vitro.webapp.search.beans.VitroQuery;
import edu.cornell.mannlib.vitro.webapp.search.beans.VitroQueryWrapper;
import edu.cornell.mannlib.vitro.webapp.utils.NamespaceMapper;
@ -102,7 +99,7 @@ public class EntityController extends VitroHttpServlet {
}
// If this is an uploaded file, redirect to its "alias URL".
String aliasUrl = getAliasUrlForBytestreamIndividual(indiv);
String aliasUrl = getAliasUrlForBytestreamIndividual(req, indiv);
if (aliasUrl != null) {
res.sendRedirect(req.getContextPath() + aliasUrl);
return;
@ -269,21 +266,14 @@ public class EntityController extends VitroHttpServlet {
newModel.write( res.getOutputStream(), format );
}
private void doRedirect(HttpServletRequest req, HttpServletResponse res,
String redirectURL) {
//It seems like there must be a more standard way to do a redirect in tomcat.
String hn = req.getHeader("Host");
if (req.isSecure()) {
res.setHeader("Location", res.encodeURL("https://" + hn
+ req.getContextPath() + redirectURL));
log.info("doRedirect by using HTTPS");
} else {
res.setHeader("Location", res.encodeURL("http://" + hn
+ req.getContextPath() + redirectURL));
log.info("doRedirect by using HTTP");
}
res.setStatus(res.SC_SEE_OTHER);
}
private void doRedirect(HttpServletRequest req, HttpServletResponse res,
String redirectURL) {
// It seems like there must be a better way to do this
String hn = req.getHeader("Host");
res.setHeader("Location", res.encodeURL( "http://" + hn + req.getContextPath() + redirectURL ));
res.setStatus(res.SC_SEE_OTHER);
}
private static Pattern LINKED_DATA_URL = Pattern.compile("^/individual/([^/]*)$");
private static Pattern NS_PREFIX_URL = Pattern.compile("^/individual/([^/]*)/([^/]*)$");
@ -491,39 +481,16 @@ public class EntityController extends VitroHttpServlet {
* If this entity represents a File Bytestream, get its alias URL so we can
* properly serve the file contents.
*/
private String getAliasUrlForBytestreamIndividual(Individual entity)
private String getAliasUrlForBytestreamIndividual(HttpServletRequest req, Individual entity)
throws IOException {
if (!FileModelHelper.isFileBytestream(entity)) {
log.debug("Entity at '" + entity.getURI()
+ "' is not recognized as a FileByteStream.");
return null;
}
FileStorage fs = (FileStorage) getServletContext().getAttribute(
FileStorageSetup.ATTRIBUTE_NAME);
if (fs == null) {
log.error("Servlet context does not contain file storage at '"
+ FileStorageSetup.ATTRIBUTE_NAME + "'");
return null;
}
String filename = fs.getFilename(entity.getURI());
if (filename == null) {
log.error("Entity at '" + entity.getURI()
+ "' is recognized as a FileByteStream, "
+ "but the file system does not recognize it.");
return null;
}
String url = FileServingHelper.getBytestreamAliasUrl(entity.getURI(),
filename);
if (url.equals(entity.getURI())) {
log.error("Entity at '" + entity.getURI()
+ "' is recognized as a FileByteStream, "
+ "but can't be translated to an alias URL.");
FileInfo fileInfo = FileInfo.instanceFromBytestreamUri(new VitroRequest(
req).getWebappDaoFactory(), entity.getURI());
if (fileInfo == null) {
log.trace("Entity '" + entity.getURI() + "' is not a bytestream.");
return null;
}
String url = fileInfo.getBytestreamAliasUrl();
log.debug("Alias URL for '" + entity.getURI() + "' is '" + url + "'");
return url;
}