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xmltv2vdr.cpp
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xmltv2vdr.cpp
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/*
* xmltv2vdr.cpp: A plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
*/
#include <vdr/plugin.h>
#include <vdr/videodir.h>
#include <unistd.h>
#include <getopt.h>
#include <stdarg.h>
#include <locale.h>
#include <langinfo.h>
#include <sqlite3.h>
#include <time.h>
#include <sys/types.h>
#include <pwd.h>
#include <netdb.h>
#include <libgen.h>
#include <sys/vfs.h>
#include "setup.h"
#include "xmltv2vdr.h"
#include "debug.h"
int ioprio_set(int which, int who, int ioprio)
{
#if defined(__i386__)
#define __NR_ioprio_set 289
#elif defined(__ppc__)
#define __NR_ioprio_set 273
#elif defined(__x86_64__)
#define __NR_ioprio_set 251
#elif defined(__ia64__)
#define __NR_ioprio_set 1274
#elif defined(__arch64__)
#define __NR_ioprio_set 30
#else
#define __NR_ioprio_set 0
#endif
if (__NR_ioprio_set)
{
return syscall(__NR_ioprio_set, which, who, ioprio);
}
else
{
return 0; // just do nothing
}
}
char *logfile=NULL;
void logger(cEPGSource *source, char logtype, const char* format, ...)
{
va_list ap;
char fmt[255];
if (source && logtype!='T')
{
if (logtype=='E')
{
if (snprintf(fmt,sizeof(fmt),"xmltv2vdr: '%s' ERROR %s",source->Name(),format)==-1) return;
}
else
{
if (snprintf(fmt,sizeof(fmt),"xmltv2vdr: '%s' %s",source->Name(),format)==-1) return;
}
}
else
{
if (logtype=='E')
{
snprintf(fmt,sizeof(fmt),"xmltv2vdr: ERROR %s",format);
}
else
{
snprintf(fmt,sizeof(fmt),"xmltv2vdr: %s",format);
}
}
va_start(ap, format);
char *ptr;
if (vasprintf(&ptr,fmt,ap)==-1) return;
va_end(ap);
struct tm tm;
if (logfile || source)
{
time_t now=time(NULL);
localtime_r(&now,&tm);
}
char *crlf=strchr(ptr,'\n');
if (crlf) *crlf=0;
crlf=strchr(ptr,'\r');
if (crlf) *crlf=0;
if (source && logtype!='T')
{
source->Add2Log(&tm,logtype,ptr);
}
if (logfile)
{
char dt[30];
strftime(dt,sizeof(dt)-1,"%b %d %H:%M:%S",&tm);
FILE *l=fopen(logfile,"a+");
if (l)
{
fprintf(l,"%s [%i] %s\n",dt,cThread::ThreadId(),ptr);
fclose(l);
}
}
switch (logtype)
{
case 'E':
if (SysLogLevel>0) syslog_with_tid(LOG_ERR,"%s",ptr);
break;
case 'I':
if (SysLogLevel>1) syslog_with_tid(LOG_ERR,"%s",ptr);
break;
case 'D':
if (SysLogLevel>2) syslog_with_tid(LOG_ERR,"%s",ptr);
break;
default:
break;
}
free(ptr);
}
// -------------------------------------------------------------
bool cSVDRPMsg::readreply(int fd)
{
usleep(400000);
char c=' ';
do
{
struct pollfd fds;
fds.fd=fd;
fds.events=POLLIN;
fds.revents=0;
int ret=poll(&fds,1,600);
if (ret<=0) return false;
if (fds.revents!=POLLIN) return false;
if (read(fd,&c,1)<0) return false;
}
while (c!='\n');
return true;
}
bool cSVDRPMsg::Send(const char *format, ...)
{
char *msg;
va_list ap;
va_start(ap, format);
if (vasprintf(&msg,format,ap)==-1) {
va_end(ap);
return false;
}
va_end(ap);
int port;
struct servent *serv=getservbyname("svdrp","tcp");
if (serv)
{
port=htons(serv->s_port);
}
else
{
#if VDRVERSNUM < 10715
port=2001;
#else
port=6419;
#endif
}
struct sockaddr_in name;
name.sin_family = AF_INET;
name.sin_port = htons(port);
name.sin_addr.s_addr=inet_addr("127.0.0.1");
uint size = sizeof(name);
int sock;
sock=socket(PF_INET, SOCK_STREAM, 0);
if (sock<0) return false;
if (connect(sock, (struct sockaddr *)&name,size)!=0)
{
close(sock);
free(msg);
return false;
}
if (!readreply(sock))
{
close(sock);
free(msg);
return false;
}
ssize_t ret;
ret=write(sock,"PLUG epgsearch ",15);
if (ret!=(ssize_t)-1) ret=write(sock,msg,strlen(msg));
if (ret!=(ssize_t)-1) ret=write(sock,"\r\n",2);
if (!readreply(sock) || (ret==(ssize_t)-1))
{
close(sock);
free(msg);
return false;
}
ret=write(sock,"QUIT\r\n",6);
if (ret!=(ssize_t)-1) readreply(sock);
close(sock);
free(msg);
return true;
}
// -------------------------------------------------------------
cEPGSearch_Client::cEPGSearch_Client()
{
plugin=cPluginManager::GetPlugin("epgsearch");
}
bool cEPGSearch_Client::EnableSearchTimer()
{
if (!plugin) return false;
Epgsearch_enablesearchtimers_v1_0 serviceData;
serviceData.enable = true;
if (!plugin->Service("Epgsearch-enablesearchtimers-v1.0", (void*) &serviceData))
{
// SVDRP fallback
cSVDRPMsg msg;
if (!msg.Send("SETS ON")) return false;
}
return true;
}
bool cEPGSearch_Client::DisableSearchTimer()
{
if (!plugin) return false;
Epgsearch_enablesearchtimers_v1_0 serviceData;
serviceData.enable = false;
if (!plugin->Service("Epgsearch-enablesearchtimers-v1.0", (void*) &serviceData))
{
// SVDRP fallback
cSVDRPMsg msg;
if (!msg.Send("SETS OFF")) return false;
}
return true;
}
// -------------------------------------------------------------
cGlobals::cGlobals()
{
confdir=NULL;
epgfile_store=NULL;
epgfiledir=NULL;
epgfile=NULL;
epdir=NULL;
epcodeset=NULL;
imgdir=NULL;
codeset=NULL;
srcorder=NULL;
wakeup=false;
epghandler=NULL;
epgtimer=NULL;
epgseasonepisode=NULL;
epall=0;
order=strdup(GetDefaultOrder());
imgdelafter=30;
soundex=false;
#if APIVERSNUM > 20101
if (asprintf(&epgfile_store,"%s/epg.db",cVideoDirectory::Name())==-1) {};
#else
if (asprintf(&epgfile_store,"%s/epg.db",VideoDirectory)==-1) {};
#endif
if (!CheckEPGDir("/var/run/vdr"))
{
if (!CheckEPGDir("/tmp"))
{
if (!CheckEPGDir("/dev/shm"))
{
epgfiledir=NULL;
epgfile=strdup(epgfile_store);
}
else
{
epgfiledir=strdup("/dev/shm");
}
}
else
{
epgfiledir=strdup("/tmp");
}
}
else
{
epgfiledir=strdup("/var/run/vdr");
}
if (epgfiledir)
{
if (asprintf(&epgfile,"%s/epg.db",epgfiledir)==-1) {};
}
if (asprintf(&imgdir,"%s","/var/cache/vdr/epgimages")==-1) {};
if (access(imgdir,R_OK|W_OK)==-1)
{
free(imgdir);
imgdir=NULL;
}
if (setlocale(LC_CTYPE,""))
codeset=strdup(nl_langinfo(CODESET));
else
{
char *LangEnv=getenv("LANG");
if (LangEnv)
{
char *codeset_p=strchr(LangEnv,'.');
if (codeset_p)
{
codeset_p++; // skip dot
codeset=strdup(codeset_p);
}
}
}
if (!codeset)
{
codeset=strdup("ASCII//TRANSLIT");
}
struct passwd pwd,*pwdbuf;
char buf[1024];
getpwuid_r(getuid(),&pwd,buf,sizeof(buf),&pwdbuf);
if (pwdbuf)
{
if (asprintf(&epdir,"%s/.eplists/lists",pwdbuf->pw_dir)!=-1)
{
if (access(epdir,R_OK))
{
free(epdir);
epdir=NULL;
}
else
{
epcodeset=codeset;
}
}
}
}
cGlobals::~cGlobals()
{
free(confdir);
free(epgfile);
free(epgfile_store);
free(epgfiledir);
free(epdir);
free(imgdir);
free(codeset);
free(order);
free(srcorder);
if (epgtimer)
{
epgtimer->Stop();
delete epgtimer;
}
if (epgseasonepisode)
{
epgseasonepisode->Stop();
delete epgseasonepisode;
}
epgsources.Remove();
epgmappings.Remove();
textmappings.Remove();
}
bool cGlobals::CheckEPGDir(const char* EPGFileDir)
{
struct statfs statfsbuf;
if (statfs(EPGFileDir,&statfsbuf)==-1) return false;
if ((statfsbuf.f_type!=0x01021994) && (statfsbuf.f_type!=0x28cd3d45)) return false;
if (access(EPGFileDir,R_OK|W_OK)==-1) return false;
return true;
}
void cGlobals::SetEPGFile(const char *EPGFile)
{
free(epgfile_store);
free(epgfile);
epgfile_store=strdup(EPGFile);
if (!epgfile_store)
{
epgfile=NULL;
return;
}
char *tm2=strdup(epgfile_store);
if (!tm2)
{
free(epgfile_store);
epgfile_store=NULL;
epgfile=NULL;
return;
}
char *dn=dirname(tm2);
bool usestore=CheckEPGDir(dn);
free(tm2);
if ((usestore) || (!epgfiledir))
{
epgfile=strdup(epgfile_store);
}
else
{
char *tmp=strdup(epgfile_store);
if (!tmp)
{
free(epgfile_store);
epgfile_store=NULL;
epgfile=NULL;
return;
}
char *bn=basename(tmp);
if (asprintf(&epgfile,"%s/%s",epgfiledir,bn)==-1)
{
free(epgfile_store);
free(tmp);
epgfile_store=NULL;
epgfile=NULL;
return;
}
free(tmp);
}
}
void cGlobals::CopyEPGFile(bool Init)
{
if ((!epgfile) || (!epgfile_store)) return;
if (!strcmp(epgfile,epgfile_store)) return; // same dir
struct stat statbuf;
char *tmpdstfile=NULL;
int fd=-1;
if (Init)
{
if (stat(epgfile_store,&statbuf)==-1) return; // no file?
fd=open(epgfile_store,O_RDONLY);
}
else
{
if (stat(epgfile,&statbuf)==-1) return;
fd=open(epgfile,O_RDONLY);
}
if (fd==-1) return; // no file??
char *buf=(char *) malloc(statbuf.st_size+1);
if (!buf)
{
close(fd);
return;
}
if (read(fd,buf,statbuf.st_size)!=statbuf.st_size)
{
free(buf);
close(fd);
return;
}
close(fd);
if (Init)
{
fd=creat(epgfile,0644);
}
else
{
if (asprintf(&tmpdstfile,"%s_",epgfile_store)==-1)
{
free(buf);
return;
}
fd=creat(tmpdstfile,0644);
}
if (fd==-1)
{
if (!Init) free(tmpdstfile);
free(buf);
return;
}
if (write(fd,buf,statbuf.st_size)!=statbuf.st_size)
{
close(fd);
if (Init)
{
unlink(epgfile);
}
else
{
unlink(tmpdstfile);
free(tmpdstfile);
}
free(buf);
return;
}
close(fd);
free(buf);
if (!Init)
{
if (rename(tmpdstfile,epgfile_store)!=-1)
{
unlink(epgfile);
}
free(tmpdstfile);
}
}
char *cGlobals::GetDefaultOrder()
{
return (char *) "LOT,CRS,CAD,ORT,CAT,VID,AUD,SEE,RAT,STR,REV";
}
void cGlobals::SetImgDir(const char* ImgDir)
{
if (!ImgDir) return;
if (access(ImgDir,R_OK|W_OK)==-1)
{
esyslog("cannot access %s",ImgDir);
return;
}
free(imgdir);
imgdir=strdup(ImgDir);
}
void cGlobals::SetEPDir(const char* EPDir)
{
if (!EPDir) return;
if (access(EPDir,R_OK)==-1)
{
esyslog("cannot access %s",EPDir);
return;
}
free(epdir);
epcodeset=codeset;
epdir=strdup(EPDir);
if (!epdir) return;
epcodeset=strchr((char *) epdir,',');
if (epcodeset)
{
*epcodeset=0;
}
else
{
epcodeset=(char *) codeset;
}
}
bool cGlobals::DBExists()
{
if (!epgfile) return true; // is this safe?
struct stat statbuf;
if (stat(epgfile,&statbuf)==-1) return false; // no database
if (!statbuf.st_size) return false; // no database
return true;
}
// -------------------------------------------------------------
cEPGHandler::cEPGHandler(cGlobals* Global): import(Global)
{
epall=0;
maps=Global->EPGMappings();
sources=Global->EPGSources();
db=NULL;
now=0;
if (ioprio_set(1,getpid(),7 | 3 << 13)==-1)
{
tsyslog("failed to set ioprio to 3,7");
}
}
bool cEPGHandler::IgnoreChannel(const cChannel* Channel)
{
now=time(NULL);
if (!maps) return false;
if (!Channel) return false;
return maps->IgnoreChannel(Channel);
}
bool cEPGHandler::check4proc(cEvent *event, cEPGMapping **map)
{
if (map) *map=NULL;
if (!event) return false;
if (now>(event->StartTime()+event->Duration())) return false; // event in the past?
if (!maps) return false;
if (!import.DBExists()) return false;
cEPGMapping *t_map=maps->GetMap(event->ChannelID());
if (!t_map)
{
if (!epall) return false;
if (!event->ShortText()) return false;
}
if (map) *map=t_map;
return true;
}
bool cEPGHandler::SetShortText(cEvent* Event, const char* ShortText)
{
// prevent setting empty shorttext
if (!ShortText) return true;
// prevent setting empty shorttext
if (!strlen(ShortText)) return true;
// prevent setting shorttext equal to title
if (Event->Title() && !strcasecmp(Event->Title(),ShortText)) return true;
if (!Event->ShortText())
{
#if VDRDEBUG
tsyslog("{%5i} setting stext (%s) of '%s'",Event->EventID(),
ShortText,Event->Title());
#endif
return false; // no shorttext? new event! let VDR handle this..
}
return true;
}
bool cEPGHandler::SetDescription(cEvent* Event, const char* Description)
{
if (!check4proc(Event,NULL)) return false;
if (import.WasChanged(Event))
{
// ok we already changed this event!
if (!Description) return true; // prevent setting nothing to desciption
if (strlen(Description)==0) return true; // prevent setting nothing to description
if (!strcasestr(Event->Description(),Description))
{
// eit description changed -> set it
tsyslog("{%5i} %schanging descr of '%s'",Event->EventID(),Event->HasTimer() ? "*" : "",
Event->Title());
return false;
}
#ifdef VDRDEBUG
tsyslog("{%5i} %salready seen descr '%s'",Event->EventID(),Event->HasTimer() ? "*" : "",
Event->Title());
#endif
return true;
}
tsyslog("{%5i} %ssetting descr of '%s'",Event->EventID(),Event->HasTimer() ? "*" : "",
Event->Title());
return false;
}
bool cEPGHandler::HandleEvent(cEvent* Event)
{
cEPGMapping *map;
if (!check4proc(Event,&map)) return false;
int Flags=0;
const char *ChannelID=strdup(*Event->ChannelID().ToString());
if (!ChannelID) return false;
if (Event->HasTimer())
{
Flags=USE_SEASON;
}
else
{
if (!map) return false;
Flags=map->Flags();
}
cEPGSource *source=NULL;
cXMLTVEvent *xevent=import.SearchXMLTVEvent(&db,ChannelID,Event);
if (!xevent)
{
if (!epall)
{
free((void*)ChannelID);
return false;
}
if (db && sqlite3_errcode(db)!=SQLITE_OK)
{
free((void*)ChannelID);
return false;
}
source=sources->GetSource(EITSOURCE);
if (!source) tsyslog("no source for %s",EITSOURCE);
bool useeptext=((epall & EPLIST_USE_STEXTITLE)==EPLIST_USE_STEXTITLE);
if (useeptext) Flags|=(USE_SHORTTEXT|OPT_SEASON_STEXTITLE);
xevent=import.AddXMLTVEvent(source,db,ChannelID,Event,Event->Description(),useeptext);
if (!xevent)
{
free((void*)ChannelID);
return false;
}
else
{
tsyslog("{%5i} *adding '%s'/'%s' (%s)",Event->EventID(),xevent->Title(),xevent->ShortText(),Event->Description());
}
}
else
{
source=sources->GetSource(xevent->Source());
}
free((void*)ChannelID);
if (!source)
{
tsyslog("no source for %s",xevent->Source());
delete xevent;
return false;
}
if (xevent->Title() && Event->Title())
{
if (strcasecmp(xevent->Title(),Event->Title()))
{
bool tChanged=false;
// Title maybe changed, check AltTitle if exists
if (xevent->AltTitle())
{
if (strcasecmp(xevent->AltTitle(),Event->Title()))
{
tChanged=true;
}
}
else
{
tChanged=true;
}
if (tChanged)
{
tsyslog("{%5i} title changed from '%s'->'%s'",Event->EventID(),
xevent->Title(),Event->Title());
xevent->SetEITEventID(0);
tEventID oldID=Event->EventID();
Event->SetEventID(0);
import.UpdateXMLTVEvent(source,db,Event,xevent,NULL);
Event->SetEventID(oldID);
delete xevent;
return false;
}
}
}
import.PutEvent(source,db,NULL,Event,xevent,Flags);
delete xevent;
return false; // let other handlers change this event
}
bool cEPGHandler::SortSchedule(cSchedule* UNUSED(Schedule))
{
if (db)
{
import.Commit(NULL,db);
sqlite3_close(db);
db=NULL;
}
return false; // we dont sort!
}
// -------------------------------------------------------------
cEPGTimer::cEPGTimer(cGlobals *Global) :
cThread("xmltv2vdr timer"),import(Global)
{
sources=Global->EPGSources();
maps=Global->EPGMappings();
epall=0;
SetPriority(19);
if (ioprio_set(1,getpid(),7 | 3 << 13)==-1)
{
dsyslog("failed to set ioprio to 3,7");
}
}
void cEPGTimer::Action()
{
if (!import.DBExists()) return; // no database? -> exit immediately
#if VDRVERSNUM<20301
cSchedulesLock schedulesLock(true,10); // wait 10ms for lock!
const cSchedules *schedules = cSchedules::Schedules(schedulesLock);
if (!schedules) return;
if (Timers.BeingEdited()) return;
Timers.IncBeingEdited();
#endif
sqlite3 *db=NULL;
cEPGSource *source=sources->GetSource(EITSOURCE);
bool useeptext=((epall & EPLIST_USE_STEXTITLE)==EPLIST_USE_STEXTITLE);
int Flags=USE_SEASON;
if (useeptext) Flags|=(USE_SHORTTEXT|OPT_SEASON_STEXTITLE);
#if VDRVERSNUM<20301
for (cTimer *Timer = Timers.First(); Timer; Timer = Timers.Next(Timer))
#else
cStateKey StateKey;
if (const cTimers *Timers=cTimers::GetTimersRead(StateKey))
{
for (const cTimer *Timer=Timers->First(); Timer; Timer=Timers->Next(Timer))
#endif
{
if (Timer->Recording()) continue; // to late ;)
cEvent *event=(cEvent *) Timer->Event();
if (!event) continue;
if (!useeptext)
{
if (!event->ShortText() && !event->Description()) continue; // no text -> no episode
if (event->ShortText() && event->Description())
{
if ((strlen(event->ShortText())+strlen(event->Description()))==0) continue; // no text -> no episode
}
}
if (maps->ProcessChannel(event->ChannelID()))
{
if (event->ShortText()) continue; // already processed by xmltv2vdr
}
const char *ChannelID=strdup(*event->ChannelID().ToString());
cXMLTVEvent *xevent=import.SearchXMLTVEvent(&db,ChannelID,event);
if (!xevent)
{
xevent=import.AddXMLTVEvent(source,db,ChannelID,event,event->Description(),useeptext);
if (!xevent)
{
free((void*)ChannelID);
continue;
}
else
{
tsyslog("{%5i} +adding '%s'/'%s' (%s)",event->EventID(),xevent->Title(),xevent->ShortText(),*Timer->ToDescr());
}
}
else
{
if (!event->ShortText() && event->Description())
{
if (import.AddShortTextFromEITDescription(xevent,event->Description()))
{
import.UpdateXMLTVEvent(source,db,xevent);
}
}
}
free((void*)ChannelID);
import.PutEvent(source,db,NULL,event,xevent,Flags);
delete xevent;
}
#if VDRVERSNUM>=20301
StateKey.Remove();
}
#endif
if (db)
{
import.Commit(source,db);
sqlite3_close(db);
}
#if VDRVERSNUM<20301
Timers.DecBeingEdited();
#endif
}
// -------------------------------------------------------------
cHouseKeeping::cHouseKeeping(cGlobals *Global): cThread("xmltv2vdr housekeeping")
{
global=Global;
}
void cHouseKeeping::checkdir(const char* imgdir, int age, int &cnt, int &lcnt)
{
if (age<=0) return;
DIR *dir=opendir(imgdir);
if (!dir) return;
time_t tmin=time(NULL);
tmin-=(age*86400);
struct dirent *dirent;
while (dirent=readdir(dir))
{
if (dirent->d_name[0]=='.') continue;
if ((dirent->d_type==DT_LNK) || (dirent->d_type==DT_REG))
{
struct stat statbuf;
char *fpath;
if (asprintf(&fpath,"%s/%s",imgdir,dirent->d_name)!=-1)
{
if (stat(fpath,&statbuf)!=-1)
{
if (statbuf.st_mtime<tmin)
{
if (unlink(fpath)!=-1)
{
if (dirent->d_type==DT_LNK) lcnt++;
if (dirent->d_type==DT_REG) cnt++;
}
}
}
free(fpath);
}
}
}
closedir(dir);
return;
}
int sd_select(const dirent* dirent)
{
if (!dirent) return 0;
if (strstr(dirent->d_name,"-img"))
{
if (dirent->d_type==DT_DIR) return 1;
}
return 0;
}
void cHouseKeeping::Action()
{
if (global->ImgDelAfter() && global->ImgDir())
{
int cnt=0,lcnt=0;
checkdir(global->ImgDir(),global->ImgDelAfter(),cnt,lcnt);
struct dirent **names;
int ret=scandir("/var/lib/epgsources",&names,sd_select,alphasort);
if (ret>0)
{
for (int i=0; i<ret; i++)
{
char *newdir;
if (asprintf(&newdir,"/var/lib/epgsources/%s",names[i]->d_name)!=-1)
{
checkdir(newdir,global->ImgDelAfter(),cnt,lcnt);
free(newdir);
}
}
free(names);
}
if (lcnt)
{
isyslog("removed %i links",lcnt);
}
if (cnt)
{
isyslog("removed %i pics",cnt);
}
}
if (!global->DBExists()) return;
#if APIVERSNUM<20301
cSchedulesLock schedulesLock(true,10); // wait 10ms for lock!
const cSchedules *schedules = cSchedules::Schedules(schedulesLock);
if (!schedules) return;
#endif
sqlite3 *db=NULL;
if (sqlite3_open_v2(global->EPGFile(),&db,SQLITE_OPEN_READWRITE,NULL)==SQLITE_OK)
{
char *sql;
if (asprintf(&sql,"delete from epg where ((starttime+duration) < %li)",time(NULL))!=-1)
{
char *errmsg;
if (sqlite3_exec(db,sql,NULL,NULL,&errmsg)!=SQLITE_OK)
{
esyslog("%s",errmsg);
sqlite3_free(errmsg);
}
else
{
int changes=sqlite3_changes(db);
if (changes)
{
isyslog("removed %i old entries from db",changes);
sqlite3_exec(db,"VACUUM;",NULL,NULL,NULL);
}
}
free(sql);
}