/*
* (non-Javadoc)
*
* @see org.exoplatform.services.document.DocumentReader#getContentAsText(java.
* io.InputStream)
*/
public String getContentAsText(InputStream is) throws IOException, DocumentReadException {
if (is == null) {
throw new IllegalArgumentException("InputStream is null.");
}
try {
ZipInputStream zis = new ZipInputStream(is);
try {
ZipEntry ze = zis.getNextEntry();
if (ze == null) {
return "";
}
while (!ze.getName().equals("content.xml")) {
ze = zis.getNextEntry();
}
OpenOfficeContentHandler contentHandler = new OpenOfficeContentHandler();
XMLReader xmlReader = SAXHelper.newXMLReader();
xmlReader.setFeature("http://xml.org/sax/features/validation", false);
xmlReader.setFeature(
"http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
xmlReader.setContentHandler(contentHandler);
xmlReader.parse(new InputSource(zis));
return contentHandler.getContent();
} finally {
try {
zis.close();
} catch (IOException e) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + e.getMessage());
}
}
}
} catch (ParserConfigurationException e) {
throw new DocumentReadException(e.getMessage(), e);
} catch (SAXException e) {
throw new DocumentReadException(e.getMessage(), e);
} finally {
try {
is.close();
} catch (IOException e) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + e.getMessage());
}
}
}
}
private static void saveCookies() {
if (cookie_jar != null
&& (!cookie_jar.exists() || cookie_jar.isFile() && cookie_jar.canWrite())) {
Hashtable cookie_list = new Hashtable();
Enumeration en =
Util.getList(cookie_cntxt_list, HTTPConnection.getDefaultContext()).elements();
// discard cookies which are not to be kept across sessions
while (en.hasMoreElements()) {
Cookie cookie = (Cookie) en.nextElement();
if (!cookie.discard()) cookie_list.put(cookie, cookie);
}
// save any remaining cookies in jar
if (cookie_list.size() > 0) {
try {
ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(cookie_jar));
oos.writeObject(cookie_list);
oos.close();
} catch (IOException t) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + t.getMessage());
}
}
}
}
}
@Override
public void onEvent(Event<PortalContainer, HttpSessionEvent> event) throws Exception {
if (LOG.isTraceEnabled()) {
LOG.trace("Adding the key: " + event.getData().getSession().getId());
}
try {
SessionManager sessionManager =
(SessionManager) RootContainer.getComponent(SessionManager.class);
sessionManager.addSessionContainer(
event.getData().getSession().getId(), event.getSource().getName());
} catch (Exception e) {
LOG.warn("Can't add the key: " + event.getData().getSession().getId(), e);
}
if (LOG.isTraceEnabled()) {
LOG.trace("Added the key: " + event.getData().getSession().getId());
}
}
private static String getCookieJarName() {
String file = null;
try {
file = PrivilegedSystemHelper.getProperty("HTTPClient.cookies.jar");
} catch (Exception e) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + e.getMessage());
}
}
if (file == null) {
// default to something reasonable
String os = PrivilegedSystemHelper.getProperty("os.name");
if (os.equalsIgnoreCase("Windows 95")
|| os.equalsIgnoreCase("16-bit Windows")
|| os.equalsIgnoreCase("Windows")) {
file =
PrivilegedSystemHelper.getProperty("java.home")
+ File.separator
+ ".httpclient_cookies";
} else if (os.equalsIgnoreCase("Windows NT")) {
file =
PrivilegedSystemHelper.getProperty("user.home")
+ File.separator
+ ".httpclient_cookies";
} else if (os.equalsIgnoreCase("OS/2")) {
file =
PrivilegedSystemHelper.getProperty("user.home")
+ File.separator
+ ".httpclient_cookies";
} else if (os.equalsIgnoreCase("Mac OS") || os.equalsIgnoreCase("MacOS")) {
file =
"System Folder" + File.separator + "Preferences" + File.separator + "HTTPClientCookies";
} else
// it's probably U*IX or VMS
{
file =
PrivilegedSystemHelper.getProperty("user.home")
+ File.separator
+ ".httpclient_cookies";
}
}
return file;
}
/**
* Update the permanent redirection list.
*
* @param the original request
* @param the new location
*/
private static void update_perm_redir_list(RoRequest req, URI new_loc) {
HTTPConnection con = req.getConnection();
URI cur_loc = null;
try {
cur_loc =
new URI(
new URI(con.getProtocol(), con.getHost(), con.getPort(), null), req.getRequestURI());
} catch (ParseException pe) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + pe.getMessage());
}
}
if (cur_loc != null && !cur_loc.equals(new_loc)) {
Hashtable perm_redir_list = Util.getList(perm_redir_cntxt_list, con.getContext());
perm_redir_list.put(cur_loc, new_loc);
}
}
/**
* Gets the node view.
*
* @param node the node
* @return the node view
* @throws Exception the exception
*/
private Node getViewableContent(Node node, HashMap<String, String> filters) throws Exception {
Node viewNode = null;
if (trashService == null) {
trashService = WCMCoreUtils.getService(TrashService.class);
}
try {
node = getTargetNode(node);
} catch (AccessDeniedException ade) {
return null;
}
if (node != null && trashService.isInTrash(node)) {
return null;
}
String languageFilter = filters.get(FILTER_LANGUAGE);
if (languageFilter != null) {
addUsedLanguage(languageFilter);
Node lnode = null;
try {
lnode = multiLanguageService.getLanguage(node, languageFilter);
} catch (AccessDeniedException e) {
if (LOG.isTraceEnabled())
LOG.trace("AccessDenied on " + languageFilter + " translation for " + node.getPath());
}
if (lnode != null) {
viewNode = getPublishedContent(lnode, filters);
if (viewNode != null) {
return viewNode;
}
return null;
}
}
if (node != null) {
viewNode = getPublishedContent(node, filters);
}
return viewNode;
}
/*
* (non-Javadoc)
*
* @see org.exoplatform.services.document.DocumentReader#getProperties(java.io.
* InputStream)
*/
public Properties getProperties(InputStream is) throws IOException, DocumentReadException {
try {
ZipInputStream zis = new ZipInputStream(is);
try {
ZipEntry ze = zis.getNextEntry();
while (!ze.getName().equals("meta.xml")) {
ze = zis.getNextEntry();
}
OpenOfficeMetaHandler metaHandler = new OpenOfficeMetaHandler();
XMLReader xmlReader = SAXHelper.newXMLReader();
xmlReader.setFeature("http://xml.org/sax/features/validation", false);
xmlReader.setFeature(
"http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
xmlReader.setFeature("http://xml.org/sax/features/namespaces", true);
xmlReader.setContentHandler(metaHandler);
xmlReader.parse(new InputSource(zis));
return metaHandler.getProperties();
} finally {
zis.close();
}
} catch (ParserConfigurationException e) {
throw new DocumentReadException(e.getMessage(), e);
} catch (SAXException e) {
throw new DocumentReadException(e.getMessage(), e);
} finally {
if (is != null)
try {
is.close();
} catch (IOException e) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + e.getMessage());
}
}
}
}
private boolean isTraceEnabled() {
return log != null && log.isTraceEnabled();
}
/** Invoked by the HTTPClient. */
public int requestHandler(Request req, Response[] resp) {
HTTPConnection con = req.getConnection();
URI new_loc, cur_loc;
// check for retries
HttpOutputStream out = req.getStream();
if (out != null && deferred_redir_list.get(out) != null) {
copyFrom((RedirectionModule) deferred_redir_list.remove(out));
req.copyFrom(saved_req);
if (new_con) return REQ_NEWCON_RST;
else return REQ_RESTART;
}
// handle permanent redirections
try {
cur_loc =
new URI(
new URI(con.getProtocol(), con.getHost(), con.getPort(), null), req.getRequestURI());
} catch (ParseException pe) {
throw new Error("HTTPClient Internal Error: unexpected exception '" + pe + "'", pe);
}
// handle permanent redirections
Hashtable perm_redir_list =
Util.getList(perm_redir_cntxt_list, req.getConnection().getContext());
if ((new_loc = (URI) perm_redir_list.get(cur_loc)) != null) {
/*
* copy query if present in old url but not in new url. This isn't
* strictly conforming, but some scripts fail to properly propagate the
* query string to the Location header. Unfortunately it looks like we're
* f****d either way: some scripts fail if you don't propagate the query
* string, some fail if you do... God, don't you just love it when people
* can't read a spec? Anway, since we can't get it right for all scripts
* we opt to follow the spec. String nres = new_loc.getPathAndQuery(),
* oquery = Util.getQuery(req.getRequestURI()), nquery =
* Util.getQuery(nres); if (nquery == null && oquery != null) nres += "?"
* + oquery;
*/
String nres = new_loc.getPathAndQuery();
req.setRequestURI(nres);
try {
lastURI = new URI(new_loc, nres);
} catch (ParseException pe) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + pe.getMessage());
}
}
if (LOG.isDebugEnabled())
LOG.debug(
"Matched request in permanent redirection list - redoing request to "
+ lastURI.toExternalForm());
if (!con.isCompatibleWith(new_loc)) {
try {
con = new HTTPConnection(new_loc);
} catch (ProtocolNotSuppException e) {
throw new Error("HTTPClient Internal Error: unexpected " + "exception '" + e + "'", e);
}
con.setContext(req.getConnection().getContext());
req.setConnection(con);
return REQ_NEWCON_RST;
} else {
return REQ_RESTART;
}
}
return REQ_CONTINUE;
}
/** Invoked by the HTTPClient. */
public int responsePhase2Handler(Response resp, Request req) throws IOException {
/* handle various response status codes until satisfied */
int sts = resp.getStatusCode();
switch (sts) {
case 302: // General (temporary) Redirection (handle like 303)
/*
* Note we only do this munging for POST and PUT. For GET it's not
* necessary; for HEAD we probably want to do another HEAD. For all
* others (i.e. methods from WebDAV, IPP, etc) it's somewhat unclear -
* servers supporting those should really return a 307 or 303, but some
* don't (guess who...), so we just don't touch those.
*/
if (req.getMethod().equals("POST") || req.getMethod().equals("PUT")) {
if (LOG.isDebugEnabled())
LOG.debug(
"Received status: " + sts + " " + resp.getReasonLine() + " - treating as 303");
sts = 303;
}
case 301: // Moved Permanently
case 303: // See Other (use GET)
case 307: // Moved Temporarily (we mean it!)
if (LOG.isDebugEnabled()) LOG.debug("Handling status: " + sts + " " + resp.getReasonLine());
// the spec says automatic redirection may only be done if
// the second request is a HEAD or GET.
if (!req.getMethod().equals("GET") && !req.getMethod().equals("HEAD") && sts != 303) {
if (LOG.isDebugEnabled())
LOG.debug("Not redirected because method is neither HEAD nor GET");
if (sts == 301 && resp.getHeader("Location") != null)
update_perm_redir_list(req, resLocHdr(resp.getHeader("Location"), req));
resp.setEffectiveURI(lastURI);
return RSP_CONTINUE;
}
case 305: // Use Proxy
case 306: // Switch Proxy
if (sts == 305 || sts == 306) {
if (LOG.isDebugEnabled())
LOG.debug("Handling status: " + sts + " " + resp.getReasonLine());
}
// Don't accept 305 from a proxy
if (sts == 305 && req.getConnection().getProxyHost() != null) {
if (LOG.isDebugEnabled()) LOG.debug("305 ignored because a proxy is already in use");
resp.setEffectiveURI(lastURI);
return RSP_CONTINUE;
}
/*
* the level is a primitive way of preventing infinite redirections.
* RFC-2068 set the max to 5, but RFC-2616 has loosened this. Since some
* sites (notably M$) need more levels, this is now set to the
* (arbitrary) value of 15 (god only knows why they need to do even 5
* redirections...).
*/
if (level >= 15 || resp.getHeader("Location") == null) {
if (LOG.isDebugEnabled()) {
if (level >= 15) LOG.debug("Not redirected because of too many levels of redirection");
else LOG.debug("Not redirected because no Location header was present");
}
resp.setEffectiveURI(lastURI);
return RSP_CONTINUE;
}
level++;
URI loc = resLocHdr(resp.getHeader("Location"), req);
HTTPConnection mvd;
String nres;
new_con = false;
if (sts == 305) {
mvd =
new HTTPConnection(
req.getConnection().getProtocol(),
req.getConnection().getHost(),
req.getConnection().getPort());
mvd.setCurrentProxy(loc.getHost(), loc.getPort());
mvd.setContext(req.getConnection().getContext());
new_con = true;
nres = req.getRequestURI();
/*
* There was some discussion about this, and especially Foteos
* Macrides (Lynx) said a 305 should also imply a change to GET (for
* security reasons) - see the thread starting at
* http://www.ics.uci.edu/pub/ietf/http/hypermail/1997q4/0351.html
* However, this is not in the latest draft, but since I agree with
* Foteos we do it anyway...
*/
req.setMethod("GET");
req.setData(null);
req.setStream(null);
} else if (sts == 306) {
// We'll have to wait for Josh to create a new spec here.
return RSP_CONTINUE;
} else {
if (req.getConnection().isCompatibleWith(loc)) {
mvd = req.getConnection();
nres = loc.getPathAndQuery();
} else {
try {
mvd = new HTTPConnection(loc);
nres = loc.getPathAndQuery();
} catch (ProtocolNotSuppException e) {
if (req.getConnection().getProxyHost() == null
|| !loc.getScheme().equalsIgnoreCase("ftp")) return RSP_CONTINUE;
// We're using a proxy and the protocol is ftp -
// maybe the proxy will also proxy ftp...
mvd =
new HTTPConnection(
"http",
req.getConnection().getProxyHost(),
req.getConnection().getProxyPort());
mvd.setCurrentProxy(null, 0);
nres = loc.toExternalForm();
}
mvd.setContext(req.getConnection().getContext());
new_con = true;
}
/*
* copy query if present in old url but not in new url. This isn't
* strictly conforming, but some scripts fail to propagate the query
* properly to the Location header. See comment on line 126. String
* oquery = Util.getQuery(req.getRequestURI()), nquery =
* Util.getQuery(nres); if (nquery == null && oquery != null) nres +=
* "?" + oquery;
*/
if (sts == 303) {
// 303 means "use GET"
if (!req.getMethod().equals("HEAD")) req.setMethod("GET");
req.setData(null);
req.setStream(null);
} else {
// If they used an output stream then they'll have
// to do the resend themselves
if (req.getStream() != null) {
if (!HTTPConnection.deferStreamed) {
if (LOG.isDebugEnabled())
LOG.debug("Status " + sts + " not handled - request has an output stream");
return RSP_CONTINUE;
}
saved_req = (Request) req.clone();
deferred_redir_list.put(req.getStream(), this);
req.getStream().reset();
resp.setRetryRequest(true);
}
if (sts == 301) {
// update permanent redirection list
try {
update_perm_redir_list(req, new URI(loc, nres));
} catch (ParseException pe) {
throw new Error(
"HTTPClient Internal Error: " + "unexpected exception '" + pe + "'", pe);
}
}
}
// Adjust Referer, if present
NVPair[] hdrs = req.getHeaders();
for (int idx = 0; idx < hdrs.length; idx++)
if (hdrs[idx].getName().equalsIgnoreCase("Referer")) {
HTTPConnection con = req.getConnection();
hdrs[idx] = new NVPair("Referer", con + req.getRequestURI());
break;
}
}
req.setConnection(mvd);
req.setRequestURI(nres);
try {
resp.getInputStream().close();
} catch (IOException ioe) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + ioe.getMessage());
}
}
if (sts != 305 && sts != 306) {
try {
lastURI = new URI(loc, nres);
} catch (ParseException pe) {
if (LOG.isTraceEnabled()) {
LOG.trace("An exception occurred: " + pe.getMessage());
}
}
if (LOG.isDebugEnabled())
LOG.debug(
"Request redirected to "
+ lastURI.toExternalForm()
+ " using method "
+ req.getMethod());
} else {
if (LOG.isDebugEnabled())
LOG.debug(
"Resending request using "
+ "proxy "
+ mvd.getProxyHost()
+ ":"
+ mvd.getProxyPort());
}
if (req.getStream() != null) return RSP_CONTINUE;
else if (new_con) return RSP_NEWCON_REQ;
else return RSP_REQUEST;
default:
return RSP_CONTINUE;
}
}
