public void answer(OutputStream output, StartStopListenerDelegate startStopListenerDelegate)
throws IOException {
this.output = output;
long CLoverride = -2; // 0 and above are valid Content-Length values, -1 means omit
if (lowRange != 0 || highRange != 0) {
output(output, http10 ? HTTP_206_OK_10 : HTTP_206_OK);
} else {
if (soapaction != null && soapaction.contains("X_GetFeatureList")) {
// If we don't return a 500 error, Samsung 2012 TVs time out.
output(output, HTTP_500);
} else {
output(output, http10 ? HTTP_200_OK_10 : HTTP_200_OK);
}
}
StringBuilder response = new StringBuilder();
DLNAResource dlna = null;
boolean xbox = mediaRenderer.isXBOX();
// Samsung 2012 TVs have a problematic preceding slash that needs to be removed.
if (argument.startsWith("/")) {
logger.trace("Stripping preceding slash from: " + argument);
argument = argument.substring(1);
}
if ((method.equals("GET") || method.equals("HEAD")) && argument.startsWith("console/")) {
output(output, "Content-Type: text/html");
response.append(HTMLConsole.servePage(argument.substring(8)));
} else if ((method.equals("GET") || method.equals("HEAD")) && argument.startsWith("get/")) {
String id = argument.substring(argument.indexOf("get/") + 4, argument.lastIndexOf("/"));
id = id.replace("%24", "$"); // popcorn hour ?
List<DLNAResource> files =
PMS.get().getRootFolder(mediaRenderer).getDLNAResources(id, false, 0, 0, mediaRenderer);
if (transferMode != null) {
output(output, "TransferMode.DLNA.ORG: " + transferMode);
}
if (files.size() == 1) {
// DNLAresource was found.
dlna = files.get(0);
String fileName = argument.substring(argument.lastIndexOf("/") + 1);
if (fileName.startsWith("thumbnail0000")) {
// This is a request for a thumbnail file.
output(output, "Content-Type: " + dlna.getThumbnailContentType());
output(output, "Accept-Ranges: bytes");
output(output, "Expires: " + getFUTUREDATE() + " GMT");
output(output, "Connection: keep-alive");
if (mediaRenderer.isMediaParserV2()) {
dlna.checkThumbnail();
}
inputStream = dlna.getThumbnailInputStream();
} else if (fileName.indexOf("subtitle0000") > -1) {
// This is a request for a subtitle file
output(output, "Content-Type: text/plain");
output(output, "Expires: " + getFUTUREDATE() + " GMT");
List<DLNAMediaSubtitle> subs = dlna.getMedia().getSubtitleTracksList();
if (subs != null && !subs.isEmpty()) {
// TODO: maybe loop subs to get the requested subtitle type instead of using the first
// one
DLNAMediaSubtitle sub = subs.get(0);
if (sub.isExternal()) {
inputStream = new java.io.FileInputStream(sub.getExternalFile());
}
}
} else {
// This is a request for a regular file.
String name = dlna.getDisplayName(mediaRenderer);
inputStream =
dlna.getInputStream(
Range.create(lowRange, highRange, timeseek, timeRangeEnd), mediaRenderer);
if (inputStream == null) {
// No inputStream indicates that transcoding / remuxing probably crashed.
logger.error("There is no inputstream to return for " + name);
} else {
startStopListenerDelegate.start(dlna);
output(output, "Content-Type: " + getRendererMimeType(dlna.mimeType(), mediaRenderer));
if (!configuration.isDisableSubtitles()) {
// Some renderers (like Samsung devices) allow a custom header for a subtitle URL
String subtitleHttpHeader = mediaRenderer.getSubtitleHttpHeader();
if (subtitleHttpHeader != null && !"".equals(subtitleHttpHeader)) {
// Device allows a custom subtitle HTTP header; construct it
List<DLNAMediaSubtitle> subs = dlna.getMedia().getSubtitleTracksList();
if (subs != null && !subs.isEmpty()) {
DLNAMediaSubtitle sub = subs.get(0);
String subtitleUrl;
String subExtension = sub.getType().getExtension();
if (isNotBlank(subExtension)) {
subtitleUrl =
"http://"
+ PMS.get().getServer().getHost()
+ ':'
+ PMS.get().getServer().getPort()
+ "/get/"
+ id
+ "/subtitle0000."
+ subExtension;
} else {
subtitleUrl =
"http://"
+ PMS.get().getServer().getHost()
+ ':'
+ PMS.get().getServer().getPort()
+ "/get/"
+ id
+ "/subtitle0000";
}
output(output, subtitleHttpHeader + ": " + subtitleUrl);
}
}
}
final DLNAMediaInfo media = dlna.getMedia();
if (media != null) {
if (StringUtils.isNotBlank(media.getContainer())) {
name += " [container: " + media.getContainer() + "]";
}
if (StringUtils.isNotBlank(media.getCodecV())) {
name += " [video: " + media.getCodecV() + "]";
}
}
PMS.get().getFrame().setStatusLine("Serving " + name);
// Response generation:
// We use -1 for arithmetic convenience but don't send it as a value.
// If Content-Length < 0 we omit it, for Content-Range we use '*' to signify
// unspecified.
boolean chunked = mediaRenderer.isChunkedTransfer();
// Determine the total size. Note: when transcoding the length is
// not known in advance, so DLNAMediaInfo.TRANS_SIZE will be returned instead.
long totalsize = dlna.length(mediaRenderer);
if (chunked && totalsize == DLNAMediaInfo.TRANS_SIZE) {
// In chunked mode we try to avoid arbitrary values.
totalsize = -1;
}
long remaining = totalsize - lowRange;
long requested = highRange - lowRange;
if (requested != 0) {
// Determine the range (i.e. smaller of known or requested bytes)
long bytes = remaining > -1 ? remaining : inputStream.available();
if (requested > 0 && bytes > requested) {
bytes = requested + 1;
}
// Calculate the corresponding highRange (this is usually redundant).
highRange = lowRange + bytes - (bytes > 0 ? 1 : 0);
logger.trace(
(chunked ? "Using chunked response. " : "") + "Sending " + bytes + " bytes.");
output(
output,
"Content-Range: bytes "
+ lowRange
+ "-"
+ (highRange > -1 ? highRange : "*")
+ "/"
+ (totalsize > -1 ? totalsize : "*"));
// Content-Length refers to the current chunk size here, though in chunked
// mode if the request is open-ended and totalsize is unknown we omit it.
if (chunked && requested < 0 && totalsize < 0) {
CLoverride = -1;
} else {
CLoverride = bytes;
}
} else {
// Content-Length refers to the total remaining size of the stream here.
CLoverride = remaining;
}
if (contentFeatures != null) {
output(output, "ContentFeatures.DLNA.ORG: " + dlna.getDlnaContentFeatures());
}
if (dlna.getPlayer() == null || xbox) {
output(output, "Accept-Ranges: bytes");
}
output(output, "Connection: keep-alive");
}
}
}
} else if ((method.equals("GET") || method.equals("HEAD"))
&& (argument.toLowerCase().endsWith(".png")
|| argument.toLowerCase().endsWith(".jpg")
|| argument.toLowerCase().endsWith(".jpeg"))) {
if (argument.toLowerCase().endsWith(".png")) {
output(output, "Content-Type: image/png");
} else {
output(output, "Content-Type: image/jpeg");
}
output(output, "Accept-Ranges: bytes");
output(output, "Connection: keep-alive");
output(output, "Expires: " + getFUTUREDATE() + " GMT");
inputStream = getResourceInputStream(argument);
} else if ((method.equals("GET") || method.equals("HEAD"))
&& (argument.equals("description/fetch") || argument.endsWith("1.0.xml"))) {
String profileName = configuration.getProfileName();
output(output, CONTENT_TYPE);
output(output, "Cache-Control: no-cache");
output(output, "Expires: 0");
output(output, "Accept-Ranges: bytes");
output(output, "Connection: keep-alive");
inputStream =
getResourceInputStream((argument.equals("description/fetch") ? "PMS.xml" : argument));
if (argument.equals("description/fetch")) {
byte b[] = new byte[inputStream.available()];
inputStream.read(b);
String s = new String(b);
s = s.replace("[uuid]", PMS.get().usn()); // .substring(0, PMS.get().usn().length()-2));
s = s.replace("[host]", PMS.get().getServer().getHost());
s = s.replace("[port]", "" + PMS.get().getServer().getPort());
if (xbox) {
logger.debug("DLNA changes for Xbox 360");
s =
s.replace(
"PS3 Media Server",
"PS3 Media Server [" + profileName + "] : Windows Media Connect");
s =
s.replace(
"<modelName>PMS</modelName>", "<modelName>Windows Media Connect</modelName>");
s =
s.replace(
"<serviceList>",
"<serviceList>"
+ CRLF
+ "<service>"
+ CRLF
+ "<serviceType>urn:microsoft.com:service:X_MS_MediaReceiverRegistrar:1</serviceType>"
+ CRLF
+ "<serviceId>urn:microsoft.com:serviceId:X_MS_MediaReceiverRegistrar</serviceId>"
+ CRLF
+ "<SCPDURL>/upnp/mrr/scpd</SCPDURL>"
+ CRLF
+ "<controlURL>/upnp/mrr/control</controlURL>"
+ CRLF
+ "</service>"
+ CRLF);
} else {
s = s.replace("PS3 Media Server", "PS3 Media Server [" + profileName + "]");
}
inputStream = new ByteArrayInputStream(s.getBytes());
}
} else if (method.equals("POST")
&& (argument.contains("MS_MediaReceiverRegistrar_control")
|| argument.contains("mrr/control"))) {
output(output, CONTENT_TYPE_UTF8);
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
if (soapaction != null && soapaction.contains("IsAuthorized")) {
response.append(HTTPXMLHelper.XBOX_2);
response.append(CRLF);
} else if (soapaction != null && soapaction.contains("IsValidated")) {
response.append(HTTPXMLHelper.XBOX_1);
response.append(CRLF);
}
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (method.equals("POST") && argument.endsWith("upnp/control/connection_manager")) {
output(output, CONTENT_TYPE_UTF8);
if (soapaction != null && soapaction.indexOf("ConnectionManager:1#GetProtocolInfo") > -1) {
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.PROTOCOLINFO_RESPONSE);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
}
} else if (method.equals("SUBSCRIBE")) {
if (soapaction == null) {
// Ignore this
return;
}
output(output, CONTENT_TYPE_UTF8);
output(output, "Content-Length: 0");
output(output, "Connection: close");
output(output, "SID: " + PMS.get().usn());
output(output, "Server: " + PMS.get().getServerName());
output(output, "Timeout: Second-1800");
output(output, "");
output.flush();
// output.close();
String cb = soapaction.replace("<", "").replace(">", "");
try {
URL soapActionUrl = new URL(cb);
String addr = soapActionUrl.getHost();
int port = soapActionUrl.getPort();
Socket sock = new Socket(addr, port);
OutputStream out = sock.getOutputStream();
output(out, "NOTIFY /" + argument + " HTTP/1.1");
output(out, "SID: " + PMS.get().usn());
output(out, "SEQ: " + 0);
output(out, "NT: upnp:event");
output(out, "NTS: upnp:propchange");
output(out, "HOST: " + addr + ":" + port);
output(out, CONTENT_TYPE_UTF8);
sock.close();
} catch (MalformedURLException ex) {
logger.debug("Cannot parse address and port from soap action \"" + soapaction + "\"", ex);
}
if (argument.contains("connection_manager")) {
response.append(
HTTPXMLHelper.eventHeader("urn:schemas-upnp-org:service:ConnectionManager:1"));
response.append(HTTPXMLHelper.eventProp("SinkProtocolInfo"));
response.append(HTTPXMLHelper.eventProp("SourceProtocolInfo"));
response.append(HTTPXMLHelper.eventProp("CurrentConnectionIDs"));
response.append(HTTPXMLHelper.EVENT_FOOTER);
} else if (argument.contains("content_directory")) {
response.append(
HTTPXMLHelper.eventHeader("urn:schemas-upnp-org:service:ContentDirectory:1"));
response.append(HTTPXMLHelper.eventProp("TransferIDs"));
response.append(HTTPXMLHelper.eventProp("ContainerUpdateIDs"));
response.append(
HTTPXMLHelper.eventProp("SystemUpdateID", "" + DLNAResource.getSystemUpdateId()));
response.append(HTTPXMLHelper.EVENT_FOOTER);
}
} else if (method.equals("POST") && argument.endsWith("upnp/control/content_directory")) {
output(output, CONTENT_TYPE_UTF8);
if (soapaction != null && soapaction.indexOf("ContentDirectory:1#GetSystemUpdateID") > -1) {
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.GETSYSTEMUPDATEID_HEADER);
response.append(CRLF);
response.append("<Id>").append(DLNAResource.getSystemUpdateId()).append("</Id>");
response.append(CRLF);
response.append(HTTPXMLHelper.GETSYSTEMUPDATEID_FOOTER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction != null
&& soapaction.indexOf("ContentDirectory:1#GetSortCapabilities") > -1) {
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SORTCAPS_RESPONSE);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction != null
&& soapaction.indexOf("ContentDirectory:1#X_GetFeatureList")
> -1) { // Added for Samsung 2012 TVs
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.UPNP_INVALID_ACTION);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction != null
&& soapaction.indexOf("ContentDirectory:1#GetSearchCapabilities") > -1) {
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SEARCHCAPS_RESPONSE);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction != null
&& (soapaction.contains("ContentDirectory:1#Browse")
|| soapaction.contains("ContentDirectory:1#Search"))) {
objectID = getEnclosingValue(content, "<ObjectID>", "</ObjectID>");
String containerID = null;
if (isEmpty(objectID) && xbox) {
containerID = getEnclosingValue(content, "<ContainerID>", "</ContainerID>");
if (containerID == null || !containerID.contains("$")) {
objectID = "0";
} else {
objectID = containerID;
containerID = null;
}
}
Object sI = getEnclosingValue(content, "<StartingIndex>", "</StartingIndex>");
Object rC = getEnclosingValue(content, "<RequestedCount>", "</RequestedCount>");
browseFlag = getEnclosingValue(content, "<BrowseFlag>", "</BrowseFlag>");
if (sI != null) {
startingIndex = Integer.parseInt(sI.toString());
}
if (rC != null) {
requestCount = Integer.parseInt(rC.toString());
}
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
if (soapaction != null && soapaction.contains("ContentDirectory:1#Search")) {
response.append(HTTPXMLHelper.SEARCHRESPONSE_HEADER);
} else {
response.append(HTTPXMLHelper.BROWSERESPONSE_HEADER);
}
response.append(CRLF);
response.append(HTTPXMLHelper.RESULT_HEADER);
response.append(HTTPXMLHelper.DIDL_HEADER);
if (soapaction != null && soapaction.contains("ContentDirectory:1#Search")) {
browseFlag = "BrowseDirectChildren";
}
// XBOX virtual containers ... doh
String searchCriteria = null;
if (xbox
&& configuration.getUseCache()
&& PMS.get().getLibrary() != null
&& containerID != null) {
if (containerID.equals("7") && PMS.get().getLibrary().getAlbumFolder() != null) {
objectID = PMS.get().getLibrary().getAlbumFolder().getResourceId();
} else if (containerID.equals("6") && PMS.get().getLibrary().getArtistFolder() != null) {
objectID = PMS.get().getLibrary().getArtistFolder().getResourceId();
} else if (containerID.equals("5") && PMS.get().getLibrary().getGenreFolder() != null) {
objectID = PMS.get().getLibrary().getGenreFolder().getResourceId();
} else if (containerID.equals("F")
&& PMS.get().getLibrary().getPlaylistFolder() != null) {
objectID = PMS.get().getLibrary().getPlaylistFolder().getResourceId();
} else if (containerID.equals("4") && PMS.get().getLibrary().getAllFolder() != null) {
objectID = PMS.get().getLibrary().getAllFolder().getResourceId();
} else if (containerID.equals("1")) {
String artist = getEnclosingValue(content, "upnp:artist = "", "")");
if (artist != null) {
objectID = PMS.get().getLibrary().getArtistFolder().getResourceId();
searchCriteria = artist;
}
}
}
List<DLNAResource> files =
PMS.get()
.getRootFolder(mediaRenderer)
.getDLNAResources(
objectID,
browseFlag != null && browseFlag.equals("BrowseDirectChildren"),
startingIndex,
requestCount,
mediaRenderer);
if (searchCriteria != null && files != null) {
for (int i = files.size() - 1; i >= 0; i--) {
if (!files.get(i).getName().equals(searchCriteria)) {
files.remove(i);
}
}
if (files.size() > 0) {
files = files.get(0).getChildren();
}
}
int minus = 0;
if (files != null) {
for (DLNAResource uf : files) {
if (xbox && containerID != null) {
uf.setFakeParentId(containerID);
}
if (uf.isCompatible(mediaRenderer)
&& (uf.getPlayer() == null || uf.getPlayer().isPlayerCompatible(mediaRenderer))) {
response.append(uf.getDidlString(mediaRenderer));
} else {
minus++;
}
}
}
response.append(HTTPXMLHelper.DIDL_FOOTER);
response.append(HTTPXMLHelper.RESULT_FOOTER);
response.append(CRLF);
int filessize = 0;
if (files != null) {
filessize = files.size();
}
response.append("<NumberReturned>").append(filessize - minus).append("</NumberReturned>");
response.append(CRLF);
DLNAResource parentFolder = null;
if (files != null && filessize > 0) {
parentFolder = files.get(0).getParent();
}
if (browseFlag != null
&& browseFlag.equals("BrowseDirectChildren")
&& mediaRenderer.isMediaParserV2()
&& mediaRenderer.isDLNATreeHack()) {
// with the new parser, files are parsed and analyzed *before*
// creating the DLNA tree, every 10 items (the ps3 asks 10 by 10),
// so we do not know exactly the total number of items in the DLNA folder to send
// (regular files, plus the #transcode folder, maybe the #imdb one, also files can be
// invalidated and hidden if format is broken or encrypted, etc.).
// let's send a fake total size to force the renderer to ask following items
int totalCount = startingIndex + requestCount + 1; // returns 11 when 10 asked
if (filessize - minus <= 0) { // if no more elements, send startingIndex
totalCount = startingIndex;
}
response.append("<TotalMatches>").append(totalCount).append("</TotalMatches>");
} else if (browseFlag != null && browseFlag.equals("BrowseDirectChildren")) {
response
.append("<TotalMatches>")
.append(((parentFolder != null) ? parentFolder.childrenNumber() : filessize) - minus)
.append("</TotalMatches>");
} else {
// from upnp spec: If BrowseMetadata is specified in the BrowseFlags then TotalMatches = 1
response.append("<TotalMatches>1</TotalMatches>");
}
response.append(CRLF);
response.append("<UpdateID>");
if (parentFolder != null) {
response.append(parentFolder.getUpdateId());
} else {
response.append("1");
}
response.append("</UpdateID>");
response.append(CRLF);
if (soapaction != null && soapaction.contains("ContentDirectory:1#Search")) {
response.append(HTTPXMLHelper.SEARCHRESPONSE_FOOTER);
} else {
response.append(HTTPXMLHelper.BROWSERESPONSE_FOOTER);
}
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
// logger.trace(response.toString());
}
}
output(output, "Server: " + PMS.get().getServerName());
if (response.length() > 0) {
byte responseData[] = response.toString().getBytes("UTF-8");
output(output, "Content-Length: " + responseData.length);
output(output, "");
if (!method.equals("HEAD")) {
output.write(responseData);
// logger.trace(response.toString());
}
} else if (inputStream != null) {
if (CLoverride > -2) {
// Content-Length override has been set, send or omit as appropriate
if (CLoverride > -1 && CLoverride != DLNAMediaInfo.TRANS_SIZE) {
// Since PS3 firmware 2.50, it is wiser not to send an arbitrary Content-Length,
// as the PS3 will display a network error and request the last seconds of the
// transcoded video. Better to send no Content-Length at all.
output(output, "Content-Length: " + CLoverride);
}
} else {
int cl = inputStream.available();
logger.trace("Available Content-Length: " + cl);
output(output, "Content-Length: " + cl);
}
if (timeseek > 0 && dlna != null) {
String timeseekValue = DLNAMediaInfo.getDurationString(timeseek);
String timetotalValue = dlna.getMedia().getDurationString();
output(
output,
"TimeSeekRange.dlna.org: npt="
+ timeseekValue
+ "-"
+ timetotalValue
+ "/"
+ timetotalValue);
output(
output,
"X-Seek-Range: npt=" + timeseekValue + "-" + timetotalValue + "/" + timetotalValue);
}
output(output, "");
int sendB = 0;
if (lowRange != DLNAMediaInfo.ENDFILE_POS && !method.equals("HEAD")) {
sendB =
sendBytes(inputStream); // , ((lowRange > 0 && highRange > 0)?(highRange-lowRange):-1)
}
logger.trace("Sending stream: " + sendB + " bytes of " + argument);
PMS.get().getFrame().setStatusLine(null);
} else { // inputStream is null
if (lowRange > 0 && highRange > 0) {
output(output, "Content-Length: " + (highRange - lowRange + 1));
} else {
output(output, "Content-Length: 0");
}
output(output, "");
}
}
