/*
* PS3 Media Server, for streaming any medias to your PS3.
* Copyright (C) 2008 A.Brochard
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; version 2
* of the License only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package net.pms.network;
import java.io.*;
import java.net.MalformedURLException;
import java.net.Socket;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Locale;
import java.util.TimeZone;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.TransformerException;
import javax.xml.xpath.XPathExpressionException;
import net.pms.PMS;
import net.pms.configuration.PmsConfiguration;
import net.pms.configuration.RendererConfiguration;
import net.pms.dlna.DLNAImageInputStream;
import net.pms.dlna.DLNAImageProfile;
import net.pms.dlna.DLNAMediaInfo;
import net.pms.dlna.DLNAMediaSubtitle;
import net.pms.dlna.DLNAResource;
import net.pms.dlna.DLNAThumbnailInputStream;
import net.pms.dlna.MediaType;
import net.pms.dlna.Range;
import net.pms.dlna.RealFile;
import net.pms.encoders.ImagePlayer;
import net.pms.external.StartStopListenerDelegate;
import net.pms.formats.v2.SubtitleType;
import net.pms.image.ImagesUtil;
import net.pms.io.OutputParams;
import net.pms.io.ProcessWrapper;
import net.pms.util.FullyPlayed;
import net.pms.util.StringUtil;
import net.pms.util.SubtitleUtils;
import net.pms.util.UMSUtils;
import static org.apache.commons.lang3.StringUtils.isBlank;
import static org.apache.commons.lang3.StringUtils.isNotBlank;
import org.apache.commons.lang3.StringEscapeUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xml.sax.SAXException;
/**
* This class handles all forms of incoming HTTP requests by constructing a proper HTTP response.
*/
public class Request extends HTTPResource {
private static final Logger LOGGER = LoggerFactory.getLogger(Request.class);
private PmsConfiguration configuration = PMS.getConfiguration();
private final static String CRLF = "\r\n";
private final static String HTTP_200_OK = "HTTP/1.1 200 OK";
private final static String HTTP_200_OK_10 = "HTTP/1.0 200 OK";
private final static String HTTP_204_NO_CONTENT = "HTTP/1.1 204 No content";
private final static String HTTP_204_NO_CONTENT_10 = "HTTP/1.0 204 No content";
private final static String HTTP_206_OK = "HTTP/1.1 206 Partial Content";
private final static String HTTP_206_OK_10 = "HTTP/1.0 206 Partial Content";
private final static String HTTP_415_UNSUPPORTED_MEDIA_TYPE = "HTTP/1.1 415 Unsupported Media Type";
private final static String HTTP_415_UNSUPPORTED_MEDIA_TYPE_10 = "HTTP/1.0 415 Unsupported Media Type";
private final static String HTTP_500 = "HTTP/1.1 500 Internal Server Error";
private final static String HTTP_500_10 = "HTTP/1.0 500 Internal Server Error";
private final static String CONTENT_TYPE_UTF8 = "CONTENT-TYPE: text/xml; charset=\"utf-8\"";
private final static String CONTENT_TYPE = "Content-Type: text/xml; charset=\"utf-8\"";
private static final Pattern DIDL_PATTERN = Pattern.compile("<Result>(.*?)</Result>");
private SimpleDateFormat sdf = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss", Locale.US);
private final String method;
/**
* A {@link String} that contains the argument with which this {@link Request} was
* created. It contains a command, a unique resource id and a resource name, all
* separated by slashes. For example: "get/0$0$2$17/big_buck_bunny_1080p_h264.mov" or
* "get/0$0$2$13/thumbnail0000Sintel.2010.1080p.mkv"
*/
private String argument;
private String soapaction;
private String content;
private OutputStream output;
private String objectID;
private int startingIndex;
private int requestCount;
private String browseFlag;
/**
* When sending an input stream, the lowRange indicates which byte to start from.
*/
private long lowRange;
private InputStream inputStream;
private RendererConfiguration mediaRenderer;
private String transferMode;
private String contentFeatures;
private double timeseek;
private double timeRangeEnd;
/**
* When sending an input stream, the highRange indicates which byte to stop at.
*/
private long highRange;
private boolean http10;
public RendererConfiguration getMediaRenderer() {
return mediaRenderer;
}
public void setMediaRenderer(RendererConfiguration mediaRenderer) {
this.mediaRenderer = mediaRenderer;
// Use device-specific pms conf
configuration = PMS.getConfiguration(mediaRenderer);
}
public InputStream getInputStream() {
return inputStream;
}
/**
* When sending an input stream, the lowRange indicates which byte to start from.
* @return The byte to start from
*/
public long getLowRange() {
return lowRange;
}
/**
* Set the byte from which to start when sending an input stream. This value will
* be used to send a CONTENT_RANGE header with the response.
* @param lowRange The byte to start from.
*/
public void setLowRange(long lowRange) {
// Assume 100GB+ values are errors and ignore them.
if (lowRange < 100000000000L) {
this.lowRange = lowRange;
}
}
public String getTransferMode() {
return transferMode;
}
public void setTransferMode(String transferMode) {
this.transferMode = transferMode;
}
public String getContentFeatures() {
return contentFeatures;
}
public void setContentFeatures(String contentFeatures) {
this.contentFeatures = contentFeatures;
}
public double getTimeseek() {
return timeseek;
}
public void setTimeseek(double timeseek) {
this.timeseek = timeseek;
}
public void setTimeRangeEnd(double timeRangeEnd) {
this.timeRangeEnd = timeRangeEnd;
}
/**
* When sending an input stream, the highRange indicates which byte to stop at.
* @return The byte to stop at.
*/
public long getHighRange() {
return highRange;
}
/**
* Set the byte at which to stop when sending an input stream. This value will
* be used to send a CONTENT_RANGE header with the response.
* @param highRange The byte to stop at.
*/
public void setHighRange(long highRange) {
this.highRange = highRange;
}
public boolean isHttp10() {
return http10;
}
public void setHttp10(boolean http10) {
this.http10 = http10;
}
/**
* This class will construct and transmit a proper HTTP response to a given HTTP request.
* @param method The {@link String} that defines the HTTP method to be used.
* @param argument The {@link String} containing instructions for PMS. It contains a command,
* a unique resource id and a resource name, all separated by slashes.
*/
public Request(String method, String argument) {
this.method = method;
this.argument = argument;
}
public String getSoapaction() {
return soapaction;
}
public void setSoapaction(String soapaction) {
this.soapaction = soapaction;
}
public String getTextContent() {
return content;
}
public void setTextContent(String content) {
this.content = content;
}
/**
* Retrieves the HTTP method with which this {@link Request} was created.
* @return The (@link String} containing the HTTP method.
*/
public String getMethod() {
return method;
}
/**
* Retrieves the argument with which this {@link Request} was created. It contains
* a command, a unique resource id and a resource name, all separated by slashes. For
* example: "get/0$0$2$17/big_buck_bunny_1080p_h264.mov" or "get/0$0$2$13/thumbnail0000Sintel.2010.1080p.mkv"
* @return The {@link String} containing the argument.
*/
public String getArgument() {
return argument;
}
/**
* Construct a proper HTTP response to a received request. After the response has been
* created, it is sent and the resulting {@link ChannelFuture} object is returned.
* See <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html">RFC-2616</a>
* for HTTP header field definitions.
* @param output The {@link HttpResponse} object that will be used to construct the response.
* @param startStopListenerDelegate The {@link StartStopListenerDelegate} object that is used
* to notify plugins that the {@link DLNAResource} is about to start playing.
* @throws IOException
*/
public void answer(
OutputStream output,
StartStopListenerDelegate startStopListenerDelegate
) throws IOException {
this.output = output;
List<String> responseHeader = new ArrayList<>();
long CLoverride = -2; // 0 and above are valid Content-Length values, -1 means omit
if (lowRange != 0 || highRange != 0) {
appendToHeader(responseHeader, 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.
appendToHeader(responseHeader, http10 ? HTTP_500_10 : HTTP_500);
} else {
appendToHeader(responseHeader, http10 ? HTTP_200_OK_10 : HTTP_200_OK);
}
}
StringBuilder response = new StringBuilder();
DLNAResource dlna = null;
boolean xbox360 = (mediaRenderer == null ? false : mediaRenderer.isXbox360());
// 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/")) {
// Request to output a page to the HTML console.
appendToHeader(responseHeader, "Content-Type: text/html");
response.append(HTMLConsole.servePage(argument.substring(8)));
} else if ((method.equals("GET") || method.equals("HEAD")) && argument.startsWith("get/")) {
// Request to retrieve a file
/**
* Skip the leading "get/"
* e.g. "get/0$1$5$3$4/Foo.mp4" -> "0$1$5$3$4/Foo.mp4"
*
* ExSport: I spotted on Android it is asking for "/get/0$2$4$2$1$3" which generates exception with response:
* "Http: Response, HTTP/1.1, Status: Internal server error, URL: /get/0$2$4$2$1$3"
* This should fix it
*/
// Note: we intentionally include the trailing filename here because it may
// be used to reconstruct lost Temp items.
String id = argument.substring(argument.indexOf("get/") + 4);
// Some clients escape the separators in their request: unescape them.
id = id.replace("%24", "$");
// Retrieve the DLNAresource itself.
dlna = PMS.get().getRootFolder(mediaRenderer).getDLNAResource(id, mediaRenderer);
String fileName = id.substring(id.indexOf('/') + 1);
if (transferMode != null) {
appendToHeader(responseHeader, "TransferMode.DLNA.ORG: " + transferMode);
}
if (dlna != null && dlna.isFolder() && !fileName.startsWith("thumbnail0000")) {
// if we found a folder we MUST be asked for thumbnails
// otherwise this is not allowed
dlna = null;
}
if (dlna != null) {
// DLNAresource was found.
if (fileName.startsWith("thumbnail0000")) {
// This is a request for a thumbnail file.
DLNAImageProfile imageProfile = ImagesUtil.parseThumbRequest(fileName);
appendToHeader(responseHeader, "Content-Type: " + imageProfile.getMimeType());
appendToHeader(responseHeader, "Accept-Ranges: bytes");
appendToHeader(responseHeader, "Expires: " + getFUTUREDATE() + " GMT");
appendToHeader(responseHeader, "Connection: keep-alive");
DLNAThumbnailInputStream thumbInputStream;
if (!configuration.isShowCodeThumbs() && !dlna.isCodeValid(dlna)) {
thumbInputStream = dlna.getGenericThumbnailInputStream(null);
} else {
if (mediaRenderer.isUseMediaInfo()) {
dlna.checkThumbnail();
}
thumbInputStream = dlna.fetchThumbnailInputStream();
}
if (dlna instanceof RealFile && FullyPlayed.isFullyPlayedThumbnail(((RealFile) dlna).getFile())) {
thumbInputStream = FullyPlayed.addFullyPlayedOverlay(thumbInputStream);
}
inputStream = thumbInputStream.transcode(imageProfile, mediaRenderer != null ? mediaRenderer.isThumbnailPadding() : false);
} else if (dlna.getMedia() != null && dlna.getMedia().getMediaType() == MediaType.IMAGE && dlna.isCodeValid(dlna)) {
// This is a request for an image
DLNAImageProfile imageProfile = ImagesUtil.parseImageRequest(fileName, null);
if (imageProfile == null) {
// Parsing failed for some reason, we'll have to pick a profile
if (dlna.getMedia().getImageInfo() != null && dlna.getMedia().getImageInfo().getFormat() != null) {
switch (dlna.getMedia().getImageInfo().getFormat()) {
case GIF:
imageProfile = DLNAImageProfile.GIF_LRG;
break;
case PNG:
imageProfile = DLNAImageProfile.PNG_LRG;
break;
default:
imageProfile = DLNAImageProfile.JPEG_LRG;
}
} else {
imageProfile = DLNAImageProfile.JPEG_LRG;
}
}
appendToHeader(responseHeader, "Content-Type: " + imageProfile.getMimeType());
appendToHeader(responseHeader, "Accept-Ranges: bytes");
appendToHeader(responseHeader, "Expires: " + getFUTUREDATE() + " GMT");
appendToHeader(responseHeader, "Connection: keep-alive");
try {
InputStream imageInputStream;
if (dlna.getPlayer() instanceof ImagePlayer) {
ProcessWrapper transcodeProcess = dlna.getPlayer().launchTranscode(dlna, dlna.getMedia(), new OutputParams(configuration));
imageInputStream = transcodeProcess != null ? transcodeProcess.getInputStream(0) : null;
} else {
imageInputStream = dlna.getInputStream();
}
if (imageInputStream == null) {
LOGGER.warn("Input stream returned for \"{}\" was null, no image will be sent to renderer", fileName);
} else {
inputStream = DLNAImageInputStream.toImageInputStream(imageInputStream, imageProfile, false);
}
} catch (IOException e) {
appendToHeader(responseHeader, "Content-Length: 0");
appendToHeader(responseHeader, "");
responseHeader.set(0, http10 ? HTTP_415_UNSUPPORTED_MEDIA_TYPE_10 : HTTP_415_UNSUPPORTED_MEDIA_TYPE);
sendHeader(responseHeader);
LOGGER.debug("Could not send image \"{}\": {}", dlna.getName(), e.getMessage() != null ? e.getMessage() : e.getClass().getSimpleName());
LOGGER.trace("", e);
return;
}
} else if (dlna.getMedia() != null && fileName.contains("subtitle0000") && dlna.isCodeValid(dlna)) {
// This is a request for a subtitles file
appendToHeader(responseHeader, "Content-Type: text/plain");
appendToHeader(responseHeader, "Expires: " + getFUTUREDATE() + " GMT");
DLNAMediaSubtitle sub = dlna.getMediaSubtitle();
if (sub != null) {
// XXX external file is null if the first subtitle track is embedded:
// http://www.ps3mediaserver.org/forum/viewtopic.php?f=3&t=15805&p=75534#p75534
if (sub.isExternal()) {
try {
if (sub.getType() == SubtitleType.SUBRIP && mediaRenderer.isRemoveTagsFromSRTsubs()) { // remove tags from .srt subs when renderer doesn't support them
inputStream = SubtitleUtils.removeSubRipTags(sub.getExternalFile());
} else {
inputStream = new FileInputStream(sub.getExternalFile());
}
LOGGER.trace("Loading external subtitles file: {}", sub);
} catch (IOException ioe) {
LOGGER.debug("Couldn't load external subtitles file: {}\nCause: {}", sub, ioe.getMessage());
LOGGER.trace("", ioe);
}
} else {
LOGGER.trace("Not loading external subtitles file because it is embedded: {}", sub);
}
} else {
LOGGER.trace("Not loading external subtitles because dlna.getMediaSubtitle() returned null");
}
} else if (dlna.isCodeValid(dlna)) {
// This is a request for a regular file.
DLNAResource.Rendering origRendering = null;
if (!mediaRenderer.equals(dlna.getDefaultRenderer())) {
// Adjust rendering details for this renderer
origRendering = dlna.updateRendering(mediaRenderer);
}
String name = dlna.getDisplayName(mediaRenderer);
if (dlna.isNoName()) {
name = dlna.getName() + " " + dlna.getDisplayName(mediaRenderer);
}
inputStream = dlna.getInputStream(Range.create(lowRange, highRange, timeseek, timeRangeEnd), mediaRenderer);
if (dlna.isResume()) {
// Update timeseek to possibly adjusted resume time
timeseek = dlna.getResume().getTimeOffset() / (double) 1000;
}
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);
appendToHeader(responseHeader, "Content-Type: " + getRendererMimeType(dlna.mimeType(), mediaRenderer, dlna.getMedia()));
if (dlna.getMedia() != null && !configuration.isDisableSubtitles() && dlna.getMediaSubtitle() != null && dlna.getMediaSubtitle().isStreamable()) {
// Some renderers (like Samsung devices) allow a custom header for a subtitle URL
String subtitleHttpHeader = mediaRenderer.getSubtitleHttpHeader();
if (isNotBlank(subtitleHttpHeader)) {
// Device allows a custom subtitle HTTP header; construct it
DLNAMediaSubtitle sub = dlna.getMediaSubtitle();
String subtitleUrl;
String subExtension = sub.getType().getExtension();
if (isNotBlank(subExtension)) {
subExtension = "." + subExtension;
}
subtitleUrl = "http://" + PMS.get().getServer().getHost() +
':' + PMS.get().getServer().getPort() + "/get/" +
id.substring(0, id.indexOf('/')) + "/subtitle0000" + subExtension;
appendToHeader(responseHeader, subtitleHttpHeader + ": " + subtitleUrl);
}
}
// 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.");
appendToHeader(responseHeader, "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) {
appendToHeader(responseHeader, "ContentFeatures.DLNA.ORG: " + dlna.getDlnaContentFeatures(mediaRenderer));
}
if (dlna.getPlayer() == null || xbox360) {
appendToHeader(responseHeader, "Accept-Ranges: bytes");
}
appendToHeader(responseHeader, "Connection: keep-alive");
}
if (origRendering != null) {
// Restore original rendering details
dlna.updateRendering(origRendering);
}
}
}
} 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")) {
appendToHeader(responseHeader, "Content-Type: image/png");
} else {
appendToHeader(responseHeader, "Content-Type: image/jpeg");
}
appendToHeader(responseHeader, "Accept-Ranges: bytes");
appendToHeader(responseHeader, "Connection: keep-alive");
appendToHeader(responseHeader, "Expires: " + getFUTUREDATE() + " GMT");
inputStream = getResourceInputStream(argument);
} else if ((method.equals("GET") || method.equals("HEAD")) && (argument.equals("description/fetch") || argument.endsWith("1.0.xml"))) {
appendToHeader(responseHeader, CONTENT_TYPE);
appendToHeader(responseHeader, "Cache-Control: no-cache");
appendToHeader(responseHeader, "Expires: 0");
appendToHeader(responseHeader, "Accept-Ranges: bytes");
appendToHeader(responseHeader, "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, StandardCharsets.UTF_8);
s = s.replace("[uuid]", PMS.get().usn()); //.substring(0, PMS.get().usn().length()-2));
if (PMS.get().getServer().getHost() != null) {
s = s.replace("[host]", PMS.get().getServer().getHost());
s = s.replace("[port]", "" + PMS.get().getServer().getPort());
}
if (xbox360) {
LOGGER.debug("DLNA changes for Xbox 360");
s = s.replace("Universal Media Server", configuration.getServerDisplayName() + " : Windows Media Connect");
s = s.replace("<modelName>UMS</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("Universal Media Server", configuration.getServerDisplayName());
}
inputStream = new ByteArrayInputStream(s.getBytes(StandardCharsets.UTF_8));
}
} else if (method.equals("POST") && (argument.contains("MS_MediaReceiverRegistrar_control") || argument.contains("mrr/control"))) {
appendToHeader(responseHeader, 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_360_2);
response.append(CRLF);
} else if (soapaction != null && soapaction.contains("IsValidated")) {
response.append(HTTPXMLHelper.XBOX_360_1);
response.append(CRLF);
}
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (method.equals("POST") && argument.endsWith("upnp/control/connection_manager")) {
appendToHeader(responseHeader, CONTENT_TYPE_UTF8);
if (soapaction != null && soapaction.contains("ConnectionManager:1#GetProtocolInfo")) {
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("POST") && argument.endsWith("upnp/control/content_directory")) {
appendToHeader(responseHeader, CONTENT_TYPE_UTF8);
if (soapaction != null && soapaction.contains("ContentDirectory:1#GetSystemUpdateID")) {
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.contains("ContentDirectory:1#GetSortCapabilities")) {
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.contains("ContentDirectory:1#X_GetFeatureList")) { // 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.SAMSUNG_ERROR_RESPONSE);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction != null && soapaction.contains("ContentDirectory:1#GetSearchCapabilities")) {
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 ((objectID == null || objectID.length() == 0)) {
containerID = getEnclosingValue(content, "<ContainerID", "</ContainerID>");
if (containerID == null || (xbox360 && !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.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);
boolean browseDirectChildren = browseFlag != null && browseFlag.equals("BrowseDirectChildren");
if (soapaction.contains("ContentDirectory:1#Search")) {
browseDirectChildren = true;
}
// Xbox 360 virtual containers ... d'oh!
String searchCriteria = null;
if (xbox360 && 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;
}
}
} else if (soapaction.contains("ContentDirectory:1#Search")) {
searchCriteria = getEnclosingValue(content, "<SearchCriteria", "</SearchCriteria>");
}
List<DLNAResource> files = PMS.get().getRootFolder(mediaRenderer).getDLNAResources(
objectID,
browseDirectChildren,
startingIndex,
requestCount,
mediaRenderer,
searchCriteria
);
if (searchCriteria != null && files != null) {
UMSUtils.postSearch(files, searchCriteria);
if (xbox360) {
if (files.size() > 0) {
files = files.get(0).getChildren();
}
}
}
int minus = 0;
if (files != null) {
for (DLNAResource uf : files) {
if (xbox360 && 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 (browseDirectChildren && mediaRenderer.isUseMediaInfo() && 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 no more elements, send the startingIndex
if (filessize - minus <= 0) {
totalCount = startingIndex;
}
response.append("<TotalMatches>").append(totalCount).append("</TotalMatches>");
} else if (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.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);
}
} else if (method.equals("SUBSCRIBE")) {
if (soapaction == null) {
// Ignore this
return;
}
appendToHeader(responseHeader, CONTENT_TYPE_UTF8);
appendToHeader(responseHeader, "Content-Length: 0");
appendToHeader(responseHeader, "Connection: close");
appendToHeader(responseHeader, "SID: " + PMS.get().usn());
appendToHeader(responseHeader, "Server: " + PMS.get().getServerName());
appendToHeader(responseHeader, "Timeout: Second-1800");
appendToHeader(responseHeader, "");
sendHeader(responseHeader);
responseHeader.clear();
if (soapaction != null) {
String cb = soapaction.replace("<", "").replace(">", "");
try {
URL soapActionUrl = new URL(cb);
String addr = soapActionUrl.getHost();
int port = soapActionUrl.getPort();
try (Socket sock = new Socket(addr, port)) {
OutputStream out = sock.getOutputStream();
sendLine(out, "NOTIFY /" + argument + " HTTP/1.1");
sendLine(out, "SID: " + PMS.get().usn());
sendLine(out, "SEQ: " + 0);
sendLine(out, "NT: upnp:event");
sendLine(out, "NTS: upnp:propchange");
sendLine(out, "HOST: " + addr + ":" + port);
sendLine(out, CONTENT_TYPE_UTF8);
}
} catch (MalformedURLException ex) {
LOGGER.debug("Cannot parse address and port from soap action \"" + soapaction + "\"", ex);
}
} else {
LOGGER.debug("Expected soap action in request");
}
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);
}
}
appendToHeader(responseHeader, "Server: " + PMS.get().getServerName());
if (response.length() > 0) {
// A response message was constructed; convert it to data ready to be sent.
byte responseData[] = response.toString().getBytes("UTF-8");
appendToHeader(responseHeader, "Content-Length: " + responseData.length);
appendToHeader(responseHeader, "");
sendHeader(responseHeader);
// HEAD requests only require headers to be set, no need to set contents.
if (!method.equals("HEAD")) {
output.write(responseData);
//LOGGER.trace(response.toString());
}
} else if (inputStream != null) {
// There is an input stream to send as a response.
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.
appendToHeader(responseHeader, "Content-Length: " + CLoverride);
}
} else {
int cl = inputStream.available();
LOGGER.trace("Available Content-Length: " + cl);
appendToHeader(responseHeader, "Content-Length: " + cl);
}
if (timeseek > 0 && dlna != null) {
// Add timeseek information headers.
String timeseekValue = StringUtil.convertTimeToString(timeseek, StringUtil.DURATION_TIME_FORMAT);
String timetotalValue = dlna.getMedia().getDurationString();
appendToHeader(responseHeader, "TimeSeekRange.dlna.org: npt=" + timeseekValue + "-" + timetotalValue + "/" + timetotalValue);
appendToHeader(responseHeader, "X-Seek-Range: npt=" + timeseekValue + "-" + timetotalValue + "/" + timetotalValue);
}
// Send the response headers to the client.
appendToHeader(responseHeader, "");
sendHeader(responseHeader);
long sendB = 0;
if (lowRange != DLNAMediaInfo.ENDFILE_POS && !method.equals("HEAD")) {
sendB = sendBytes(inputStream); //, ((lowRange > 0 && highRange > 0)?(highRange-lowRange):-1)
}
if (sendB > -1) {
LOGGER.trace("Sending stream: {} bytes of {}", sendB, argument);
} else {
// Premature end
startStopListenerDelegate.stop();
}
} else { // inputStream is null
appendToHeader(responseHeader, "Content-Length: 0");
appendToHeader(responseHeader, "");
responseHeader.set(0, http10 ? HTTP_204_NO_CONTENT_10 : HTTP_204_NO_CONTENT);
sendHeader(responseHeader);
}
if (LOGGER.isTraceEnabled()) {
// Log trace information
StringBuilder header = new StringBuilder();
for (int i = 0; i < responseHeader.size(); i++) {
if (isNotBlank(responseHeader.get(i))) {
header.append(" ").append(responseHeader.get(i)).append("\n");
}
}
String rendererName;
if (mediaRenderer != null) {
if (isNotBlank(mediaRenderer.getRendererName())) {
if (
isBlank(mediaRenderer.getConfName()) ||
mediaRenderer.getRendererName().equals(mediaRenderer.getConfName())
) {
rendererName = mediaRenderer.getRendererName();
} else {
rendererName = mediaRenderer.getRendererName() + " [" + mediaRenderer.getConfName() + "]";
}
} else if (isNotBlank(mediaRenderer.getConfName())) {
rendererName = mediaRenderer.getConfName();
} else {
rendererName = "Unnamed";
}
} else {
rendererName = "Unknown";
}
if (method.equals("HEAD")) {
LOGGER.trace("HEAD only response sent to {}:\n\nHEADER:\n{}", rendererName, header);
} else {
String formattedResponse = null;
if (isNotBlank(response)) {
try {
formattedResponse = StringUtil.prettifyXML(response.toString(), 4);
} catch (SAXException | ParserConfigurationException | XPathExpressionException | TransformerException e) {
formattedResponse = " Content isn't valid XML, using text formatting: " + e.getMessage() + "\n";
formattedResponse += " " + response.toString().replaceAll("\n", "\n ");
}
}
if (isNotBlank(formattedResponse)) {
LOGGER.trace(
"Response sent to {}:\n\nHEADER:\n{}\nCONTENT:\n{}",
rendererName,
header,
formattedResponse
);
Matcher matcher = DIDL_PATTERN.matcher(response);
if (matcher.find()) {
try {
LOGGER.trace(
"The unescaped <Result> sent to {} is:\n{}",
mediaRenderer.getConfName(),
StringUtil.prettifyXML(StringEscapeUtils.unescapeXml(matcher.group(1)), 2)
);
} catch (SAXException | ParserConfigurationException | XPathExpressionException | TransformerException e) {
LOGGER.warn("Failed to prettify DIDL-Lite document: {}", e.getMessage());
LOGGER.trace("", e);
}
}
} else if (inputStream != null && !responseHeader.contains("Content-Length: 0")) {
LOGGER.trace("Transfer response sent to {}:\n\nHEADER:\n{}", rendererName, header);
} else {
LOGGER.trace("Empty response sent to {}:\n\nHEADER:\n{}", rendererName, header);
}
}
}
}
private static void appendToHeader(List<String> responseHeader, String line) throws IOException {
responseHeader.add(line);
}
private static void sendLine(OutputStream output, String line) throws IOException {
output.write((line + CRLF).getBytes("UTF-8"));
LOGGER.trace("Wrote on socket: " + line);
}
private void sendHeader(List<String> responseHeader) throws IOException {
for (String line : responseHeader) {
output.write((line + CRLF).getBytes("UTF-8"));
}
output.flush();
}
private String getFUTUREDATE() {
sdf.setTimeZone(TimeZone.getTimeZone("GMT"));
return sdf.format(new Date(10000000000L + System.currentTimeMillis()));
}
// VISTA tip ?: netsh interface tcp set global autotuninglevel=disabled
private int sendBytes(InputStream fis) throws IOException {
byte[] buffer = new byte[32 * 1024];
int bytes;
int sendBytes = 0;
try {
while ((bytes = fis.read(buffer)) != -1) {
output.write(buffer, 0, bytes);
sendBytes += bytes;
}
} catch (IOException e) {
LOGGER.trace("Sending stream with premature end: " + sendBytes + " bytes of " + argument + ". Reason: " + e.getMessage());
sendBytes = -1;
} finally {
fis.close();
}
return sendBytes;
}
/**
* Returns the string value that is enclosed by the left and right tag in a content string.
* Only the first match of each tag is used to determine positions. If either of the tags
* cannot be found, null is returned.
* @param content The entire {@link String} that needs to be searched for the left and right tag.
* @param leftTag The {@link String} determining the match for the left tag.
* @param rightTag The {@link String} determining the match for the right tag.
* @return The {@link String} that was enclosed by the left and right tag.
*/
private static String getEnclosingValue(String content, String leftTag, String rightTag) {
String result = null;
int leftTagPos = content.indexOf(leftTag);
int leftTagStop = content.indexOf('>', leftTagPos + 1);
int rightTagPos = content.indexOf(rightTag, leftTagStop + 1);
if (leftTagPos > -1 && rightTagPos > leftTagPos) {
result = content.substring(leftTagStop + 1, rightTagPos);
}
return result;
}
}