Streamdev 0.3.4

author: Frank Schmirler <vdr@schmirler.de> 2010-12-02 09:02:31 +0100
committer: Frank Schmirler <vdr@schmirler.de> 2010-12-02 09:04:50 +0100
commit: 31df0eaf8e49bc1cfea755bd88f3dd795c8f1ace (patch)
tree: edc73b2c6e6af1c2b5d19521fae3a5347dad659d /server
parent: 7576173547027dae57206cfd3d967d5c516fa6b7 (diff)
download: vdr-plugin-streamdev-31df0eaf8e49bc1cfea755bd88f3dd795c8f1ace.tar.gz
vdr-plugin-streamdev-31df0eaf8e49bc1cfea755bd88f3dd795c8f1ace.tar.bz2
8 files changed, 764 insertions, 79 deletions
diff --git a/server/connectionHTTP.c b/server/connectionHTTP.c
index 8bde3aa..38a82a3 100644
--- a/server/connectionHTTP.c
+++ b/server/connectionHTTP.c
@@ -1,20 +1,22 @@
 /*
- *  $Id: connectionHTTP.c,v 1.12 2007/05/09 09:12:42 schmirl Exp $
+ *  $Id: connectionHTTP.c,v 1.13 2008/03/28 15:11:40 schmirl Exp $
  */
 
 #include <ctype.h>
  
 #include "server/connectionHTTP.h"
+#include "server/menuHTTP.h"
 #include "server/setup.h"
 
 cConnectionHTTP::cConnectionHTTP(void): 
 		cServerConnection("HTTP"),
 		m_Status(hsRequest),
 		m_LiveStreamer(NULL),
+		m_StreamerParameter(""),
 		m_Channel(NULL),
 		m_Apid(0),
 		m_StreamType((eStreamType)StreamdevServerSetup.HTTPStreamType),
-		m_ListChannel(NULL)
+		m_ChannelList(NULL)
 {
 	Dprintf("constructor hsRequest\n");
 }
@@ -39,6 +41,10 @@ bool cConnectionHTTP::Command(char *Cmd)
 			m_Status = hsBody;
 			return ProcessRequest();
 		}
+		if (strncasecmp(Cmd, "Host:", 5) == 0) {
+			Dprintf("Host-Header\n");
+			m_Host = (std::string) skipspace(Cmd + 5);
+		}
 		Dprintf("header\n");
 		return true;
 	default:
@@ -53,11 +59,9 @@ bool cConnectionHTTP::ProcessRequest(void)
 	if (m_Request.substr(0, 4) == "GET " && CmdGET(m_Request.substr(4))) {
 		switch (m_Job) {
 		case hjListing:
-			return Respond("HTTP/1.0 200 OK")
-			    && Respond("Content-Type: text/html")
-			    && Respond("")
-			    && Respond("<html><head><title>VDR Channel Listing</title></head>")
-			    && Respond("<body><ul>");
+			if (m_ChannelList)
+				return Respond("%s", true, m_ChannelList->HttpHeader().c_str());
+			break;
 
 		case hjTransfer:
 			if (m_Channel == NULL) {
@@ -65,7 +69,7 @@ bool cConnectionHTTP::ProcessRequest(void)
 				return Respond("HTTP/1.0 404 not found");
 			}
 			
-			m_LiveStreamer = new cStreamdevLiveStreamer(0);
+			m_LiveStreamer = new cStreamdevLiveStreamer(0, m_StreamerParameter);
 			cDevice *device = GetDevice(m_Channel, 0);
 			if (device != NULL) {
 				device->SwitchChannel(m_Channel, false);
@@ -106,43 +110,21 @@ void cConnectionHTTP::Flushed(void)
 
 	switch (m_Job) {
 	case hjListing:
-		if (m_ListChannel == NULL) {
-			Respond("</ul></body></html>");
-			DeferClose();
-			m_Status = hsFinished;
-			return;
-		}
-
-		if (m_ListChannel->GroupSep())
-			line = (std::string)"<li>--- " + m_ListChannel->Name() + "---</li>";
-		else {
-			int index = 1;
-			line = (std::string)"<li><a href=\"http://" + LocalIp() + ":" 
-			     + (const char*)itoa(StreamdevServerSetup.HTTPServerPort) + "/"
-			     + StreamTypes[m_StreamType] + "/"
-			     + (const char*)m_ListChannel->GetChannelID().ToString() + "\">"
-			     + m_ListChannel->Name() + "</a> ";
-			for (int i = 0; m_ListChannel->Apid(i) != 0; ++i, ++index) {
-				line += "<a href=\"http://" + LocalIp() + ":"
-				     + (const char*)itoa(StreamdevServerSetup.HTTPServerPort) + "/"
-				     + StreamTypes[m_StreamType] + "/"
-				     + (const char*)m_ListChannel->GetChannelID().ToString() + "+"
-				     + (const char*)itoa(index) + "\">("
-				     + m_ListChannel->Alang(i) + ")</a> ";
+		if (m_ChannelList) {
+			if (m_ChannelList->HasNext()) {
+				if (!Respond("%s", true, m_ChannelList->Next().c_str()))
+					DeferClose();
 			}
-			for (int i = 0; m_ListChannel->Dpid(i) != 0; ++i, ++index) {
-				line += "<a href=\"http://" + LocalIp() + ":"
-				     + (const char*)itoa(StreamdevServerSetup.HTTPServerPort) + "/"
-				     + StreamTypes[m_StreamType] + "/"
-				     + (const char*)m_ListChannel->GetChannelID().ToString() + "+"
-				     + (const char*)itoa(index) + "\">("
-				     + m_ListChannel->Dlang(i) + ")</a> ";
+			else {
+				DELETENULL(m_ChannelList);
+				m_Status = hsFinished;
+				DeferClose();
 			}
-			line += "</li>";
+			return;
 		}
-		if (!Respond(line.c_str()))
-			DeferClose();
-		m_ListChannel = Channels.Next(m_ListChannel);
+		// should never be reached
+		esyslog("streamdev-server cConnectionHTTP::Flushed(): no channel list");
+		m_Status = hsFinished;
 		break;
 
 	case hjTransfer:
@@ -155,49 +137,131 @@ void cConnectionHTTP::Flushed(void)
 
 bool cConnectionHTTP::CmdGET(const std::string &Opts) 
 {
-	const char *sp = Opts.c_str(), *ptr = sp, *ep;
+	const char *ptr, *sp, *pp, *fp, *xp, *qp, *ep;
 	const cChannel *chan;
 	int apid = 0;
 
-	ptr = skipspace(ptr);
-	while (*ptr == '/')
-		++ptr;
+	ptr = Opts.c_str();
+
+	// find begin of URL
+	sp = skipspace(ptr);
+	// find end of URL (\0 or first space character)
+	for (ep = sp; *ep && !isspace(*ep); ep++) 
+		;
+	// find begin of query string (first ?)
+	for (qp = sp; qp < ep && *qp != '?'; qp++)
+		;
+	// find begin of filename (last /)
+	for (fp = qp; fp > sp && *fp != '/'; --fp)
+		;
+	// find begin of section params (first ;)
+	for (pp = sp; pp < fp && *pp != ';'; pp++)
+		;
+	// find filename extension (first .)
+	for (xp = fp; xp < qp && *xp != '.'; xp++)
+		;
+	if (qp - xp > 5) // too long for a filename extension
+		xp = qp;
+
+	std::string type, filespec, fileext, query;
+	// Streamtype with leading / stripped off
+	if (pp > sp)
+		type = Opts.substr(sp - ptr + 1, pp - sp - 1);
+	// Section parameters with leading ; stripped off
+	if (fp > pp)
+		m_StreamerParameter = Opts.substr(pp - ptr + 1, fp - pp - 1);
+	// file basename with leading / stripped off
+	if (xp > fp)
+		filespec = Opts.substr(fp - ptr + 1, xp - fp - 1);
+	// file extension including leading .
+	fileext = Opts.substr(xp - ptr, qp - xp);
+	// query string including leading ?
+	query = Opts.substr(qp - ptr, ep - qp);
+
+	Dprintf("before channelfromstring: type(%s) param(%s) filespec(%s) fileext(%s) query(%s)\n", type.c_str(), m_StreamerParameter.c_str(), filespec.c_str(), fileext.c_str(), query.c_str());
 
-	if (strncasecmp(ptr, "PS/", 3) == 0) {
+	const char* pType = type.c_str();
+	if (strcasecmp(pType, "PS") == 0) {
 		m_StreamType = stPS;
-		ptr += 3;
-	} else if (strncasecmp(ptr, "PES/", 4) == 0) {
+	} else if (strcasecmp(pType, "PES") == 0) {
 		m_StreamType = stPES;
-		ptr += 4;
-	} else if (strncasecmp(ptr, "TS/", 3) == 0) {
+	} else if (strcasecmp(pType, "TS") == 0) {
 		m_StreamType = stTS;
-		ptr += 3;
-	} else if (strncasecmp(ptr, "ES/", 3) == 0) {
+	} else if (strcasecmp(pType, "ES") == 0) {
 		m_StreamType = stES;
-		ptr += 3;
-	} else if (strncasecmp(ptr, "Extern/", 3) == 0) {
+	} else if (strcasecmp(pType, "Extern") == 0) {
 		m_StreamType = stExtern;
-		ptr += 7;
 	}
 
-	while (*ptr == '/')
-		++ptr;
-	for (ep = ptr + strlen(ptr); ep >= ptr && !isspace(*ep); --ep) 
-		;
+	std::string groupTarget;
+	cChannelIterator *iterator = NULL;
 
-	std::string filespec = Opts.substr(ptr - sp, ep - ptr);
-	Dprintf("substr: %s\n", filespec.c_str());
+	if (filespec.compare("tree") == 0) {
+		const cChannel* c = NULL;
+		size_t groupIndex = query.find("group=");
+		if (groupIndex != std::string::npos)
+			c = cChannelList::GetGroup(atoi(query.c_str() + groupIndex + 6));
+		iterator = new cListTree(c);
+		groupTarget = filespec + fileext;
+	} else if (filespec.compare("groups") == 0) {
+		iterator = new cListGroups();
+		groupTarget = (std::string) "group" + fileext;
+	} else if (filespec.compare("group") == 0) {
+		const cChannel* c = NULL;
+		size_t groupIndex = query.find("group=");
+		if (groupIndex != std::string::npos)
+			c = cChannelList::GetGroup(atoi(query.c_str() + groupIndex + 6));
+		iterator = new cListGroup(c);
+	} else if (filespec.compare("channels") == 0) {
+		iterator = new cListChannels();
+	} else if (filespec.compare("all") == 0 ||
+			(filespec.empty() && fileext.empty())) {
+		iterator = new cListAll();
+	}
 
-	Dprintf("before channelfromstring\n");
-	if (filespec == "" || filespec.substr(0, 12) == "channels.htm") {
-		m_ListChannel = Channels.First();
-		m_Job = hjListing;
+	if (iterator) {
+		if (filespec.empty() || fileext.compare(".htm") == 0 || fileext.compare(".html") == 0) {
+			m_ChannelList = new cHtmlChannelList(iterator, m_StreamType, (filespec + fileext + query).c_str(), groupTarget.c_str());
+			m_Job = hjListing;
+		} else if (fileext.compare(".m3u") == 0) {
+			std::string base;
+			if (*(m_Host.c_str()))
+				base = "http://" + m_Host + "/";
+			else
+				base = (std::string) "http://" + LocalIp() + ":" +
+					(const char*) itoa(StreamdevServerSetup.HTTPServerPort) + "/";
+			if (type.empty())
+			{
+				switch (m_StreamType)
+				{
+					case stTS:	base += "TS/"; break;
+					case stPS:	base += "PS/"; break;
+					case stPES:	base += "PES/"; break;
+					case stES:	base += "ES/"; break;
+					case stExtern:	base += "Extern/"; break;
+					default:	break;
+			
+				}
+			} else {
+				base += type;
+				if (!m_StreamerParameter.empty())
+					base += ";" + m_StreamerParameter;
+				base += "/";
+			}
+			m_ChannelList = new cM3uChannelList(iterator, base.c_str());
+			m_Job = hjListing;
+		} else {
+			delete iterator;
+			return false;
+		}
 	} else if ((chan = ChannelFromString(filespec.c_str(), &apid)) != NULL) {
 		m_Channel = chan;
 		m_Apid = apid;
 		Dprintf("Apid is %d\n", apid);
 		m_Job = hjTransfer;
-	}
+	} else
+		return false;
+	
 	Dprintf("after channelfromstring\n");
 	return true;
 }
diff --git a/server/connectionHTTP.h b/server/connectionHTTP.h
index 11e97b7..a3558ad 100644
--- a/server/connectionHTTP.h
+++ b/server/connectionHTTP.h
@@ -1,5 +1,5 @@
 /*
- *  $Id: connectionHTTP.h,v 1.4 2007/04/02 10:32:34 schmirl Exp $
+ *  $Id: connectionHTTP.h,v 1.5 2008/03/28 15:11:40 schmirl Exp $
  */
  
 #ifndef VDR_STREAMDEV_SERVERS_CONNECTIONHTTP_H
@@ -12,6 +12,7 @@
 
 class cChannel;
 class cStreamdevLiveStreamer;
+class cChannelList;
 
 class cConnectionHTTP: public cServerConnection {
 private:
@@ -28,16 +29,18 @@ private:
 	};
 
 	std::string                       m_Request;
+	std::string                       m_Host;
 	//std::map<std::string,std::string> m_Headers; TODO: later?
 	eHTTPStatus                       m_Status;
 	eHTTPJob                          m_Job;
 	// job: transfer
 	cStreamdevLiveStreamer           *m_LiveStreamer;
+	std::string                       m_StreamerParameter;
 	const cChannel                   *m_Channel;
 	int                               m_Apid;
 	eStreamType                       m_StreamType;
 	// job: listing
-	const cChannel                   *m_ListChannel;
+	cChannelList                     *m_ChannelList;
 
 protected:
 	bool ProcessRequest(void);
diff --git a/server/connectionVTP.c b/server/connectionVTP.c
index 5ca2df6..2829c13 100644
--- a/server/connectionVTP.c
+++ b/server/connectionVTP.c
@@ -1,5 +1,5 @@
 /*
- *  $Id: connectionVTP.c,v 1.15 2007/09/21 12:45:31 schmirl Exp $
+ *  $Id: connectionVTP.c,v 1.17 2008/03/13 16:01:18 schmirl Exp $
  */
  
 #include "server/connectionVTP.h"
@@ -186,7 +186,11 @@ bool cLSTEHandler::Next(bool &Last)
 	case Event:
 		if (m_Event != NULL) {
 			m_State = Title;
+#ifdef __FreeBSD__
+			return m_Client->Respond(-215, "E %u %d %d %X", m_Event->EventID(),
+#else
 			return m_Client->Respond(-215, "E %u %ld %d %X", m_Event->EventID(),
+#endif
 			                         m_Event->StartTime(), m_Event->Duration(), 
 			                         m_Event->TableID());
 		} else {
@@ -225,7 +229,11 @@ bool cLSTEHandler::Next(bool &Last)
 	case Vps:
 		m_State = EndEvent;
 		if (m_Event->Vps())
+#ifdef __FreeBSD__
+			return m_Client->Respond(-215, "V %d", m_Event->Vps());
+#else
 			return m_Client->Respond(-215, "V %ld", m_Event->Vps());
+#endif
 		else
 			return Next(Last);
 		break;
@@ -470,6 +478,7 @@ cConnectionVTP::cConnectionVTP(void):
 		m_FilterStreamer(NULL),
 		m_LastCommand(NULL),
 		m_StreamType(stTSPIDS),
+		m_FiltersSupport(false),
 		m_LSTEHandler(NULL),
 		m_LSTCHandler(NULL),
 		m_LSTTHandler(NULL)
@@ -600,8 +609,10 @@ bool cConnectionVTP::CmdCAPS(char *Opts)
 	//
 	// Deliver section filters data in separate, channel-independent data stream
 	//
-	if (strcasecmp(Opts, "FILTERS") == 0)
+	if (strcasecmp(Opts, "FILTERS") == 0) {
+		m_FiltersSupport = true;
 		return Respond(220, "Capability \"%s\" accepted", Opts);
+	}
 #endif
 
 	return Respond(561, "Capability \"%s\" not known", Opts);
@@ -672,6 +683,7 @@ bool cConnectionVTP::CmdPORT(char *Opts)
 
 #if VDRVERSNUM >= 10300
 	if (id == siLiveFilter) {
+		m_FiltersSupport = true;
 		if(m_FilterStreamer)
 			m_FilterStreamer->Stop();
 		delete m_FilterSocket;
@@ -735,10 +747,12 @@ bool cConnectionVTP::CmdTUNE(char *Opts)
 		m_LiveStreamer->Start(m_LiveSocket);
 	
 #if VDRVERSNUM >= 10300
-	if(!m_FilterStreamer)
-		m_FilterStreamer = new cStreamdevFilterStreamer;
-	m_FilterStreamer->SetDevice(dev);
-	//m_FilterStreamer->SetChannel(chan);
+	if(m_FiltersSupport) {
+		if(!m_FilterStreamer)
+			m_FilterStreamer = new cStreamdevFilterStreamer;
+		m_FilterStreamer->SetDevice(dev);
+		//m_FilterStreamer->SetChannel(chan);
+	}
 #endif
 
 	return Respond(220, "Channel tuned");
diff --git a/server/connectionVTP.h b/server/connectionVTP.h
index aa9a90f..3acb1a2 100644
--- a/server/connectionVTP.h
+++ b/server/connectionVTP.h
@@ -24,6 +24,7 @@ private:
 
 	char                   *m_LastCommand;
 	eStreamType             m_StreamType;
+	bool                    m_FiltersSupport;
 
 	// Members adopted for SVDRP
 	cRecordings Recordings;
diff --git a/server/livestreamer.c b/server/livestreamer.c
index 1bbeddb..5e19d2b 100644
--- a/server/livestreamer.c
+++ b/server/livestreamer.c
@@ -12,6 +12,8 @@
 #include "remux/extern.h"
 #include "common.h"
 
+#define TSPATREPACKER
+
 // --- cStreamdevLiveReceiver -------------------------------------------------
 
 class cStreamdevLiveReceiver: public cReceiver {
@@ -232,9 +234,48 @@ void cStreamdevPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, i
 							pmtSid = assoc.getServiceId();
 							if (Length < TS_SIZE-5) {
 								// repack PAT to TS frame and send to client
+#ifndef TSPATREPACKER
 								uint8_t pat_ts[TS_SIZE] = {TS_SYNC_BYTE, 0x40 /* pusi=1 */, 0 /* pid=0 */, 0x10 /* adaption=1 */, 0 /* pointer */};
 								memcpy(pat_ts + 5, Data, Length);
 								m_Streamer->Put(pat_ts, TS_SIZE);
+#else
+								int ts_id;
+								unsigned int crc, i, len;
+								uint8_t *tmp, tspat_buf[TS_SIZE];
+								memset(tspat_buf, 0xff, TS_SIZE);
+								memset(tspat_buf, 0x0, 4 + 12 + 5);   // TS_HDR_LEN + PAT_TABLE_LEN + 5
+								ts_id = Channel->Tid();               // Get transport stream id of the channel
+								tspat_buf[0] = TS_SYNC_BYTE;          // Transport packet header sunchronization byte (1000011 = 0x47h)
+								tspat_buf[1] = 0x40;                  // Set payload unit start indicator bit
+								tspat_buf[2] = 0x0;                   // PID
+								tspat_buf[3] = 0x10;                  // Set payload flag to indicate precence of payload data
+								tspat_buf[4] = 0x0;                   // PSI
+								tspat_buf[5] = 0x0;                   // PAT table id
+								tspat_buf[6] = 0xb0;                  // Section syntax indicator bit and reserved bits set
+								tspat_buf[7] = 12 + 1;                // Section length (12 bit): PAT_TABLE_LEN + 1
+								tspat_buf[8] = (ts_id >> 8) & 0xff;   // Transport stream ID (bits 8-15)
+								tspat_buf[9] = (ts_id & 0xff);        // Transport stream ID (bits 0-7)
+								tspat_buf[10] = 0x01;                 // Version number 0, Current next indicator bit set  
+								tspat_buf[11] = 0x0;                  // Section number
+								tspat_buf[12] = 0x0;                  // Last section number
+								tspat_buf[13] = (pmtSid >> 8) & 0xff; // Program number (bits 8-15)
+								tspat_buf[14] = (pmtSid & 0xff);      // Program number (bits 0-7)
+								tspat_buf[15] = (pmtPid >> 8) & 0xff; // Network ID (bits 8-12)
+								tspat_buf[16] = (pmtPid & 0xff);      // Network ID (bits 0-7)
+								crc = 0xffffffff;
+								len = 12;                             // PAT_TABLE_LEN
+								tmp = &tspat_buf[4 + 1];              // TS_HDR_LEN + 1
+								while (len--) {
+									crc ^= *tmp++ << 24;
+									for (i = 0; i < 8; i++)
+										crc = (crc << 1) ^ ((crc & 0x80000000) ? 0x04c11db7 : 0); // CRC32POLY
+								}
+								tspat_buf[17] = crc >> 24 & 0xff;     // Checksum
+								tspat_buf[18] = crc >> 16 & 0xff;     // Checksum
+								tspat_buf[19] = crc >>  8 & 0xff;     // Checksum
+								tspat_buf[20] = crc & 0xff;           // Checksum
+								m_Streamer->Put(tspat_buf, TS_SIZE);
+#endif
 							} else 
 								isyslog("cStreamdevPatFilter: PAT size %d too large to fit in one TS", Length);
 							m_Streamer->SetPids(pmtPid);
@@ -268,9 +309,9 @@ void cStreamdevPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, i
 #if 0
 		pids[npids++] = 0x10;  // pid 0x10, tid 0x40: NIT 
 		pids[npids++] = 0x11;  // pid 0x11, tid 0x42: SDT 
-		pids[npids++] = 0x12;  // pid 0x12, tid 0x4E...0x6F: EIT 
 		pids[npids++] = 0x14;  // pid 0x14, tid 0x70: TDT 
 #endif
+		pids[npids++] = 0x12;  // pid 0x12, tid 0x4E...0x6F: EIT 
 		for (SI::Loop::Iterator it; pmt.streamLoop.getNext(stream, it); )
 			if (0 != (pids[npids] = GetPid(stream)) && npids < MAXRECEIVEPIDS)
 				npids++;
@@ -282,9 +323,10 @@ void cStreamdevPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, i
 
 // --- cStreamdevLiveStreamer -------------------------------------------------
 
-cStreamdevLiveStreamer::cStreamdevLiveStreamer(int Priority):
+cStreamdevLiveStreamer::cStreamdevLiveStreamer(int Priority, std::string Parameter):
 		cStreamdevStreamer("streamdev-livestreaming"),
 		m_Priority(Priority),
+		m_Parameter(Parameter),
 		m_NumPids(0),
 		m_StreamType(stTSPIDS),
 		m_Channel(NULL),
@@ -447,7 +489,7 @@ bool cStreamdevLiveStreamer::SetChannel(const cChannel *Channel, eStreamType Str
 
 	case stExtern:
 		m_ExtRemux = new cExternRemux(m_Channel->Vpid(), m_Channel->Apids(), m_Channel->Dpids(),
-		                              m_Channel->Spids());
+		                              m_Channel->Spids(), m_Parameter);
 		return SetPids(m_Channel->Vpid(), Apids, Dpids, m_Channel->Spids());
 
 	case stTSPIDS:
diff --git a/server/livestreamer.h b/server/livestreamer.h
index 1973f71..57c3a90 100644
--- a/server/livestreamer.h
+++ b/server/livestreamer.h
@@ -19,6 +19,7 @@ class cStreamdevLiveReceiver;
 class cStreamdevLiveStreamer: public cStreamdevStreamer {
 private:
 	int                     m_Priority;
+	std::string		m_Parameter;
 	int                     m_Pids[MAXRECEIVEPIDS + 1];
 	int                     m_NumPids;
 	eStreamType             m_StreamType;
@@ -35,7 +36,7 @@ private:
 	bool HasPid(int Pid);
 
 public:
-	cStreamdevLiveStreamer(int Priority);
+	cStreamdevLiveStreamer(int Priority, std::string Parameter = "");
 	virtual ~cStreamdevLiveStreamer();
 
 	void SetDevice(cDevice *Device) { m_Device = Device; }
diff --git a/server/menuHTTP.c b/server/menuHTTP.c
new file mode 100644
index 0000000..b5bb299
--- /dev/null
+++ b/server/menuHTTP.c
@@ -0,0 +1,420 @@
+#include <vdr/channels.h>
+#include "server/menuHTTP.h"
+
+//**************************** cChannelIterator **************
+cChannelIterator::cChannelIterator(cChannel *First): channel(First)
+{}
+
+const cChannel* cChannelIterator::Next()
+{
+	const cChannel *current = channel;
+	channel = NextChannel(channel);
+	return current;
+}
+
+//**************************** cListAll **************
+cListAll::cListAll(): cChannelIterator(Channels.First())
+{}
+
+const cChannel* cListAll::NextChannel(const cChannel *Channel)
+{
+	if (Channel)
+		Channel = Channels.Next(Channel);
+	return Channel;
+}
+
+//**************************** cListChannels **************
+cListChannels::cListChannels(): cChannelIterator(Channels.Get(Channels.GetNextNormal(-1)))
+{}
+
+const cChannel* cListChannels::NextChannel(const cChannel *Channel)
+{
+	if (Channel)
+		Channel = Channels.Get(Channels.GetNextNormal(Channel->Index()));
+	return Channel;
+}
+
+// ********************* cListGroups ****************
+cListGroups::cListGroups(): cChannelIterator(Channels.Get(Channels.GetNextGroup(-1)))
+{}
+
+const cChannel* cListGroups::NextChannel(const cChannel *Channel)
+{
+	if (Channel)
+		Channel = Channels.Get(Channels.GetNextGroup(Channel->Index()));
+	return Channel;
+}
+//
+// ********************* cListGroup ****************
+cListGroup::cListGroup(const cChannel *Group): cChannelIterator((Group && Group->GroupSep() && Channels.Next(Group) && !Channels.Next(Group)->GroupSep()) ? Channels.Next(Group) : NULL)
+{}
+
+const cChannel* cListGroup::NextChannel(const cChannel *Channel)
+{
+	if (Channel)
+		Channel = Channels.Next(Channel);
+	return (Channel && !Channel->GroupSep()) ? Channel : NULL;
+}
+//
+// ********************* cListTree ****************
+cListTree::cListTree(const cChannel *SelectedGroup): cChannelIterator(Channels.Get(Channels.GetNextGroup(-1)))
+{
+	selectedGroup = SelectedGroup;
+	currentGroup = Channels.Get(Channels.GetNextGroup(-1));
+}
+
+const cChannel* cListTree::NextChannel(const cChannel *Channel)
+{
+	if (currentGroup == selectedGroup)
+	{
+		if (Channel)
+			Channel = Channels.Next(Channel);
+		if (Channel && Channel->GroupSep())
+			currentGroup = Channel;
+	}
+	else
+	{
+		if (Channel)
+			Channel = Channels.Get(Channels.GetNextGroup(Channel->Index()));
+		currentGroup = Channel;
+	}
+	return Channel;
+}
+
+// ******************** cChannelList ******************
+cChannelList::cChannelList(cChannelIterator *Iterator) : iterator(Iterator)
+{}
+
+cChannelList::~cChannelList()
+{
+	delete iterator;
+}
+
+int cChannelList::GetGroupIndex(const cChannel *Group)
+{
+	int index = 0;
+	for (int curr = Channels.GetNextGroup(-1); curr >= 0; curr = Channels.GetNextGroup(curr))
+	{
+		if (Channels.Get(curr) == Group)
+			return index;
+		index++;
+	}
+	return -1;
+}
+
+const cChannel* cChannelList::GetGroup(int Index)
+{
+	int group = Channels.GetNextGroup(-1);
+	while (Index-- && group >= 0)
+		group = Channels.GetNextGroup(group);
+	return group >= 0 ? Channels.Get(group) : NULL;
+}
+
+// ******************** cHtmlChannelList ******************
+const char* cHtmlChannelList::menu =
+	"[<a href=\"/\">Home</a> (<a href=\"all.html\">no script</a>)] "
+	"[<a href=\"tree.html\">Tree View</a>] "
+	"[<a href=\"groups.html\">Groups</a> (<a href=\"groups.m3u\">Playlist</a>)] "
+	"[<a href=\"channels.html\">Channels</a> (<a href=\"channels.m3u\">Playlist</a>)] ";
+
+const char* cHtmlChannelList::css =
+	"<style type=\"text/css\">\n"
+	"<!--\n"
+	"a:link, a:visited, a:hover, a:active, a:focus { color:#333399; }\n"
+	"body { font:100% Verdana, Arial, Helvetica, sans-serif; background-color:#9999FF; margin:1em; }\n"
+	".menu { position:fixed; top:0px; left:1em; right:1em; height:3em; text-align:center; background-color:white; border:inset 2px #9999ff; }\n"
+	"h2 { font-size:150%; margin:0em; padding:0em 1.5em; }\n"
+	".contents { margin-top:5em; background-color:white; }\n"
+	".group { background:url(data:image/gif;base64,R0lGODdhAQAeAIQeAJub/5yc/6Cf/6Oj/6am/6qq/66u/7Gx/7S0/7i4/7u8/7+//8LD/8bG/8nK/83N/9HQ/9TU/9fX/9va/97e/+Lh/+Xl/+no/+3t//Dw//Pz//b3//v7//7+/////////ywAAAAAAQAeAAAFGCAQCANRGAeSKAvTOA8USRNVWReWaRvXhQA7) repeat-x; border:inset 2px #9999ff; }\n"
+	".items { border-top:dashed 1px; margin-top:0px; margin-bottom:0px; padding:0.7em 5em; }\n"
+	".apid { padding-left:28px; margin:0.5em; background:url(data:image/gif;base64,R0lGODlhGwASAKEBAAAAAP///////////yH5BAEKAAEALAAAAAAbABIAAAJAjI+pywj5WgPxVAmpNRcHqnGb94FPhE7m+okts7JvusSmSys2iLv6TstldjMfhhUkcXi+zjFUVFo6TiVVij0UAAA7) no-repeat; }\n"
+	".dpid { padding-left:28px; margin:0.5em; background:url(data:image/gif;base64,R0lGODlhGwASAKEBAAAAAP///////////yH5BAEKAAEALAAAAAAbABIAAAJFjI+py+0BopwAUoqivRvr83UaZ4RWMnVoBbLZaJbuqcCLGcv0+t5Vvgu2hLrh6pfDzVSpnlGEbAZhnIutZaVmH9yuV1EAADs=) no-repeat; }\n"
+	"button { width:2em; margin:0.2em 0.5em; vertical-align:top; }\n"
+	"-->\n"
+	"</style>";
+
+const char* cHtmlChannelList::js =
+	"<script language=\"JavaScript\">\n"
+	"<!--\n"
+
+	"function eventTarget(evt) {\n"
+	"  if (!evt) evt = window.event;\n"
+	"  if (evt.target) return evt.target;\n"
+	"  else if (evt.srcElement) return evt.srcElement;\n"
+	"  else return null;\n"
+	"}\n"
+
+	// toggle visibility of a group
+	"function clickHandler(evt) {\n"
+	"  var button = eventTarget(evt);\n"
+	"  if (button) {\n"
+	"    var group = document.getElementById('c' + button.id);\n"
+	"    if (group) {\n"
+	"      button.removeChild(button.firstChild);\n"
+	"      if (group.style.display == 'block') {\n"
+	"        button.appendChild(document.createTextNode(\"+\"));\n"
+	"        group.style.display = 'none';\n"
+	"      } else {\n"
+	"        button.appendChild(document.createTextNode(\"-\"));\n"
+	"        group.style.display = 'block';\n"
+	"      }\n"
+	"    }\n"
+	"  }\n"
+	"}\n"
+
+        // insert a click button infront of each h2 and an id to the corresponding list
+	"function init() {\n"
+	"  var titles = document.getElementsByTagName('h2');\n"
+	"  for (var i = 0; i < titles.length; i++) {\n"
+	"    var button = document.createElement('button');\n"
+	"    button.id = 'g' + i;\n"
+	"    button.onclick = clickHandler;\n"
+	"    button.appendChild(document.createTextNode('+'));\n"
+	"    titles[i].insertBefore(button, titles[i].firstChild);\n"
+	"    var group = titles[i].nextSibling;\n"
+	"    while (group) {\n"
+	"      if (group.className && group.className == 'items') {\n"
+	"        group.id = 'cg' + i;\n"
+	"        break;\n"
+	"      }\n"
+	"    group = group.nextSibling;\n"
+	"    }\n"
+	"  }\n"
+	"}\n"
+
+	"window.onload = init;\n"
+
+        // hide lists before the browser renders it
+	"if (document.styleSheets[0].insertRule)\n"
+	"  document.styleSheets[0].insertRule('.items { display:none }', 0);\n"
+	"else if (document.styleSheets[0].addRule)\n"
+	"  document.styleSheets[0].addRule('.items', 'display:none');\n"
+
+	"//-->\n"
+	"</script>";
+
+
+std::string cHtmlChannelList::StreamTypeMenu()
+{
+	std::string typeMenu;
+	typeMenu += (streamType == stTS ? (std::string) "[TS] " :
+			(std::string) "[<a href=\"/TS/" + self + "\">TS</a>] ");
+	typeMenu += (streamType == stPS ? (std::string) "[PS] " :
+			(std::string) "[<a href=\"/PS/" + self + "\">PS</a>] ");
+	typeMenu += (streamType == stPES ? (std::string) "[PES] " :
+			(std::string) "[<a href=\"/PES/" + self + "\">PES</a>] ");
+	typeMenu += (streamType == stES ? (std::string) "[ES] " :
+			(std::string) "[<a href=\"/ES/" + self + "\">ES</a>] ");
+	typeMenu += (streamType == stExtern ? (std::string) "[Extern] " :
+			(std::string) "[<a href=\"/Extern/" + self + "\">Extern</a>] ");
+	return typeMenu;
+}
+
+cHtmlChannelList::cHtmlChannelList(cChannelIterator *Iterator, eStreamType StreamType, const char *Self, const char *GroupTarget): cChannelList(Iterator)
+{
+	streamType = StreamType;
+	self = strdup(Self);
+	groupTarget = (GroupTarget && *GroupTarget) ? strdup(GroupTarget) : NULL;
+	htmlState = hsRoot;
+	current = NULL;
+}
+
+cHtmlChannelList::~cHtmlChannelList()
+{
+	free((void *) self);
+	free((void *) groupTarget);
+}
+
+bool cHtmlChannelList::HasNext()
+{
+	return htmlState != hsPageBottom;
+}
+
+std::string cHtmlChannelList::Next()
+{
+	switch (htmlState)
+	{
+		case hsRoot:
+			htmlState = hsHtmlHead;
+			break;
+		case hsHtmlHead:
+			htmlState = hsCss;
+			break;
+		case hsCss:
+			htmlState = *self ? hsPageTop : hsJs;
+			break;
+		case hsJs:
+			htmlState = hsPageTop;
+			break;
+		case hsPageTop:
+			current = NextChannel();
+			htmlState = current ? (current->GroupSep() ? hsGroupTop : hsPlainTop) : hsPageBottom;
+			break;
+		case hsPlainTop:
+			htmlState = hsPlainItem;
+			break;
+		case hsPlainItem:
+			current = NextChannel();
+			htmlState = current && !current->GroupSep() ? hsPlainItem : hsPlainBottom;
+			break;
+		case hsPlainBottom:
+			htmlState = current ? hsGroupTop : hsPageBottom;
+			break;
+		case hsGroupTop:
+			current = NextChannel();
+			htmlState = current && !current->GroupSep() ? hsItemsTop : hsGroupBottom;
+			break;
+		case hsItemsTop:
+			htmlState = hsItem;
+			break;
+		case hsItem:
+			current = NextChannel();
+			htmlState = current && !current->GroupSep() ? hsItem : hsItemsBottom;
+			break;
+		case hsItemsBottom:
+			htmlState = hsGroupBottom;
+			break;
+		case hsGroupBottom:
+			htmlState = current ? hsGroupTop : hsPageBottom;
+			break;
+		case hsPageBottom:
+		default:
+			esyslog("streamdev-server cHtmlChannelList: invalid call to Next()");
+			break;
+	}
+	switch (htmlState)
+	{
+		// NOTE: JavaScript requirements:
+		// Group title is identified by <h2> tag
+		// Channel list must be a sibling of <h2> with class "items"
+		case hsHtmlHead:	return "<html><head>" + HtmlHead();
+		case hsCss:		return css;
+		case hsJs:		return js;
+		case hsPageTop:		return "</head><body>" + PageTop() + "<div class=\"contents\">";
+		case hsGroupTop:	return "<div class=\"group\"><h2>" + GroupTitle() + "</h2>";
+		case hsItemsTop:
+		case hsPlainTop:	return "<ol class=\"items\">";
+		case hsItem:
+		case hsPlainItem:	return ItemText();
+		case hsItemsBottom:
+		case hsPlainBottom:	return "</ol>";
+		case hsGroupBottom:	return "</div>";
+		case hsPageBottom:	return "</div>" + PageBottom() + "</body></html>";
+		default:		return "";
+	}
+}
+
+std::string cHtmlChannelList::HtmlHead()
+{
+	return (std::string) "";
+}
+
+std::string cHtmlChannelList::PageTop()
+{
+	return (std::string) "<div class=\"menu\"><div>" + menu + "</div><div>" + StreamTypeMenu() + "</div></div>";
+}
+
+std::string cHtmlChannelList::PageBottom()
+{
+	return (std::string) "";
+}
+
+std::string cHtmlChannelList::GroupTitle()
+{
+	if (groupTarget)
+	{
+		return (std::string) "<a href=\"" + groupTarget + "?group=" +
+			(const char*) itoa(cChannelList::GetGroupIndex(current)) +
+			"\">" + current->Name() + "</a>";
+	}
+	else
+	{
+		return (std::string) current->Name();
+	}
+}
+
+std::string cHtmlChannelList::ItemText()
+{
+	std::string line;
+	line += (std::string) "<li value=\"" + (const char*) itoa(current->Number()) + "\">";
+	line += (std::string) "<a href=\"" + (std::string) current->GetChannelID().ToString() + "\">" +
+		current->Name() + "</a>";
+
+	int count = 0;
+	for (int i = 0; current->Apid(i) != 0; ++i, ++count)
+		;
+	for (int i = 0; current->Dpid(i) != 0; ++i, ++count)
+		;
+
+	if (count > 1)
+	{
+		int index = 1;
+		for (int i = 0; current->Apid(i) != 0; ++i, ++index) {
+			line += (std::string) " <a href=\"" + (std::string) current->GetChannelID().ToString() +
+					"+" + (const char*)itoa(index) + "\" class=\"apid\">" + current->Alang(i) + "</a>";
+			}
+		for (int i = 0; current->Dpid(i) != 0; ++i, ++index) {
+			line += (std::string) " <a href=\"" + (std::string) current->GetChannelID().ToString() +
+					"+" + (const char*)itoa(index) + "\" class=\"dpid\">" + current->Dlang(i) + "</a>";
+			}
+	}
+	line += "</li>";
+	return line;
+}
+
+// ******************** cM3uChannelList ******************
+cM3uChannelList::cM3uChannelList(cChannelIterator *Iterator, const char* Base)
+: cChannelList(Iterator)
+#if defined(APIVERSNUM) && APIVERSNUM >= 10503
+  , m_IConv(cCharSetConv::SystemCharacterTable(), "UTF-8")
+#endif
+{
+	base = strdup(Base);
+	m3uState = msFirst;
+}
+
+cM3uChannelList::~cM3uChannelList()
+{
+	free(base);
+}
+
+bool cM3uChannelList::HasNext()
+{
+	return m3uState != msLast;
+}
+
+std::string cM3uChannelList::Next()
+{
+	if (m3uState == msFirst)
+	{
+		m3uState = msContinue;
+		return "#EXTM3U";
+	}
+
+	const cChannel *channel = NextChannel();
+	if (!channel)
+	{
+		m3uState = msLast;
+		return "";
+	}
+
+#if defined(APIVERSNUM) && APIVERSNUM >= 10503
+	std::string name = (std::string) m_IConv.Convert(channel->Name());
+#else
+	std::string name = channel->Name();
+#endif
+
+	if (channel->GroupSep())
+	{
+		return (std::string) "#EXTINF:0," + name + "\r\n" +
+			base + "group.m3u?group=" +
+			(const char*) itoa(cChannelList::GetGroupIndex(channel));
+	}
+	else
+	{
+		return (std::string) "#EXTINF:0," +
+			(const char*) itoa(channel->Number()) + " " + name + "\r\n" +
+			base + (std::string) channel->GetChannelID().ToString();
+	}
+}
+
diff --git a/server/menuHTTP.h b/server/menuHTTP.h
new file mode 100644
index 0000000..8be613b
--- /dev/null
+++ b/server/menuHTTP.h
@@ -0,0 +1,140 @@
+#ifndef VDR_STREAMDEV_SERVERS_MENUHTTP_H
+#define VDR_STREAMDEV_SERVERS_MENUHTTP_H
+
+#include <string>
+#include "../common.h"
+
+class cChannel;
+
+// ******************** cChannelIterator ******************
+class cChannelIterator
+{
+	private:
+		const cChannel *channel;
+	protected:
+		virtual const cChannel* NextChannel(const cChannel *Channel) = 0;
+	public:
+		const cChannel* Next();
+		cChannelIterator(cChannel *First);
+		virtual ~cChannelIterator() {};
+};
+
+class cListAll: public cChannelIterator
+{
+	protected:
+		virtual const cChannel* NextChannel(const cChannel *Channel);
+	public:
+		cListAll();
+		virtual ~cListAll() {};
+};
+
+class cListChannels: public cChannelIterator
+{
+	protected:
+		virtual const cChannel* NextChannel(const cChannel *Channel);
+	public:
+		cListChannels();
+		virtual ~cListChannels() {};
+};
+
+class cListGroups: public cChannelIterator
+{
+	protected:
+		virtual const cChannel* NextChannel(const cChannel *Channel);
+	public:
+		cListGroups();
+		virtual ~cListGroups() {};
+};
+
+class cListGroup: public cChannelIterator
+{
+	protected:
+		virtual const cChannel* NextChannel(const cChannel *Channel);
+	public:
+		cListGroup(const cChannel *Group);
+		virtual ~cListGroup() {};
+};
+
+class cListTree: public cChannelIterator
+{
+	private:
+		const cChannel* selectedGroup;
+		const cChannel* currentGroup;
+	protected:
+		virtual const cChannel* NextChannel(const cChannel *Channel);
+	public:
+		cListTree(const cChannel *SelectedGroup);
+		virtual ~cListTree() {};
+};
+
+// ******************** cChannelList ******************
+class cChannelList
+{
+	private:
+		cChannelIterator *iterator;
+	protected:
+		const cChannel* NextChannel() { return iterator->Next(); }
+	public:
+		// Helper which returns the group index
+		static int GetGroupIndex(const cChannel* Group);
+		// Helper which returns the group by its index
+		static const cChannel* GetGroup(int Index);
+
+		virtual std::string HttpHeader() { return "HTTP/1.0 200 OK\r\n"; };
+		virtual bool HasNext() = 0;
+		virtual std::string Next() = 0;
+		cChannelList(cChannelIterator *Iterator);
+		virtual ~cChannelList();
+};
+
+class cHtmlChannelList: public cChannelList
+{
+	private:
+		static const char* menu;
+		static const char* css;
+		static const char* js;
+
+		enum eHtmlState {
+			hsRoot, hsHtmlHead, hsCss, hsJs, hsPageTop, hsPageBottom,
+			hsGroupTop, hsGroupBottom,
+			hsPlainTop, hsPlainItem, hsPlainBottom,
+			hsItemsTop, hsItem, hsItemsBottom 
+		};
+		eHtmlState htmlState;
+		const cChannel *current;
+		eStreamType streamType;
+		const char* self;
+		const char* groupTarget;
+
+		std::string StreamTypeMenu();
+		std::string HtmlHead();
+		std::string PageTop();
+		std::string GroupTitle();
+		std::string ItemText();
+		std::string PageBottom();
+	public:
+		virtual std::string HttpHeader() { return cChannelList::HttpHeader() + "Content-type: text/html\r\n\r\n"; }
+		virtual bool HasNext();
+		virtual std::string Next();
+		cHtmlChannelList(cChannelIterator *Iterator, eStreamType StreamType, const char *Self, const char *GroupTarget);
+		virtual ~cHtmlChannelList();
+};
+
+class cM3uChannelList: public cChannelList
+{
+	private:
+		char *base;
+		enum eM3uState { msFirst, msContinue, msLast };
+		eM3uState m3uState;
+#if defined(APIVERSNUM) && APIVERSNUM >= 10503
+		cCharSetConv m_IConv;
+#endif
+	public:
+		virtual std::string HttpHeader() { return cChannelList::HttpHeader() + "Content-type: audio/x-mpegurl\r\n"; };
+		virtual bool HasNext();
+		virtual std::string Next();
+		cM3uChannelList(cChannelIterator *Iterator, const char* Base);
+		virtual ~cM3uChannelList();
+};
+
+#endif
author	Frank Schmirler <vdr@schmirler.de>	2010-12-02 09:02:31 +0100
committer	Frank Schmirler <vdr@schmirler.de>	2010-12-02 09:04:50 +0100
commit	31df0eaf8e49bc1cfea755bd88f3dd795c8f1ace (patch)
tree	edc73b2c6e6af1c2b5d19521fae3a5347dad659d /server
parent	7576173547027dae57206cfd3d967d5c516fa6b7 (diff)
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