Examples with DLNAThumbnailInputStream net.pms.dlna.DLNAThumbnailInputStream used on opensource projects

Example 1 with DLNAThumbnailInputStream

use of net.pms.dlna.DLNAThumbnailInputStream in project UniversalMediaServer by UniversalMediaServer.

the class Request method answer.

/**
 * 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<>();
    // 0 and above are valid Content-Length values, -1 means omit
    long CLoverride = -2;
    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 {
                    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);
                if (contentFeatures != null) {
                    appendToHeader(responseHeader, "ContentFeatures.DLNA.ORG: " + dlna.getDlnaContentFeatures(imageProfile, true));
                }
                if (inputStream != null && (lowRange > 0 || highRange > 0)) {
                    if (lowRange > 0) {
                        inputStream.skip(lowRange);
                    }
                    inputStream = DLNAResource.wrap(inputStream, highRange, lowRange);
                }
                appendToHeader(responseHeader, "Accept-Ranges: bytes");
                appendToHeader(responseHeader, "Connection: keep-alive");
            } 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);
                        if (contentFeatures != null) {
                            appendToHeader(responseHeader, "ContentFeatures.DLNA.ORG: " + dlna.getDlnaContentFeatures(imageProfile, false));
                        }
                        if (inputStream != null && (lowRange > 0 || highRange > 0)) {
                            if (lowRange > 0) {
                                inputStream.skip(lowRange);
                            }
                            inputStream = DLNAResource.wrap(inputStream, highRange, lowRange);
                        }
                        appendToHeader(responseHeader, "Accept-Ranges: bytes");
                        appendToHeader(responseHeader, "Connection: keep-alive");
                    }
                } 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) {
                    // 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);
                        } else {
                            LOGGER.trace("Did not send subtitle headers because mediaRenderer.getSubtitleHttpHeader() returned {}", subtitleHttpHeader == null ? "null" : "\"" + subtitleHttpHeader + "\"");
                        }
                    } else if (LOGGER.isTraceEnabled()) {
                        ArrayList<String> reasons = new ArrayList<>();
                        if (dlna.getMedia() == null) {
                            reasons.add("dlna.getMedia() is null");
                        }
                        if (configuration.isDisableSubtitles()) {
                            reasons.add("configuration.isDisabledSubtitles() is true");
                        }
                        if (dlna.getMediaSubtitle() == null) {
                            reasons.add("dlna.getMediaSubtitle() is null");
                        } else if (!dlna.getMediaSubtitle().isStreamable()) {
                            reasons.add("dlna.getMediaSubtitle().isStreamable() is false");
                        }
                        LOGGER.trace("Did not send subtitle headers because {}", StringUtil.createReadableCombinedString(reasons));
                    }
                    // 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 : "*"));
                        // 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);
            // .substring(0, PMS.get().usn().length()-2));
            s = s.replace("[uuid]", PMS.get().usn());
            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 = &quot;", "&quot;)");
                    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)) || // all possible combination not only those supported by renderer because the renderer setting could be wrong.
                    files.get(0).getParent() instanceof FileTranscodeVirtualFolder) {
                        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();
            } else {
                parentFolder = PMS.get().getRootFolder(mediaRenderer).getDLNAResource(objectID, mediaRenderer);
            }
            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
                // returns 11 when 10 asked
                int totalCount = startingIndex + requestCount + 1;
                // 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) {
        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.formatDLNADuration(timeseek);
            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")) {
            // , ((lowRange > 0 && highRange > 0)?(highRange-lowRange):-1)
            sendB = sendBytes(inputStream);
        }
        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);
            }
        }
    }
}