lib/dvb/metaparser.cpp

   1 #include <lib/dvb/metaparser.h>
   2 #include <lib/base/eerror.h>
   3 #include <errno.h>
   4
   5 eDVBMetaParser::eDVBMetaParser()
   6 {
   7         m_time_create = 0;
   8 }
   9
  10 int eDVBMetaParser::parseFile(const std::string &basename)
  11 {
  12                 /* first, try parsing the .meta file */
  13         if (!parseMeta(basename))
  14                 return 0;
  15
  16                 /* otherwise, use recordings.epl */
  17         return parseRecordings(basename);
  18 }
  19
  20 int eDVBMetaParser::parseMeta(const std::string &tsname)
  21 {
  22                 /* if it's a PVR channel, recover service id. */
  23         std::string filename = tsname + ".meta";
  24
  25         FILE *f = fopen(filename.c_str(), "r");
  26         if (!f)
  27                 return -ENOENT;
  28
  29         int linecnt = 0;
  30
  31         m_time_create = 0;
  32
  33         while (1)
  34         {
  35                 char line[1024];
  36                 if (!fgets(line, 1024, f))
  37                         break;
  38                 if (*line && line[strlen(line)-1] == '\n')
  39                         line[strlen(line)-1] = 0;
  40
  41                 if (*line && line[strlen(line)-1] == '\r')
  42                         line[strlen(line)-1] = 0;
  43
  44                 switch (linecnt)
  45                 {
  46                 case 0:
  47                         m_ref = eServiceReferenceDVB(line);
  48                         break;
  49                 case 1:
  50                         m_name = line;
  51                         break;
  52                 case 2:
  53                         m_description = line;
  54                         break;
  55                 case 3:
  56                         m_time_create = atoi(line);
  57                         break;
  58                 default:
  59                         break;
  60                 }
  61                 ++linecnt;
  62         }
  63         fclose(f);
  64         return 0;
  65 }
  66
  67 int eDVBMetaParser::parseRecordings(const std::string &filename)
  68 {
  69         std::string::size_type slash = filename.rfind('/');
  70         if (slash == std::string::npos)
  71                 return -1;
  72
  73         std::string recordings = filename.substr(0, slash) + "/recordings.epl";
  74
  75         FILE *f = fopen(recordings.c_str(), "r");
  76         if (!f)
  77         {
  78                 eDebug("no recordings.epl found: %s: %m", recordings.c_str());
  79                 return -1;
  80         }
  81
  82         std::string description;
  83         eServiceReferenceDVB ref;
  84
  85         eDebug("parsing recordings.epl..");
  86
  87         while (1)
  88         {
  89                 char line[1024];
  90                 if (!fgets(line, 1024, f))
  91                         break;
  92
  93                 if (strlen(line))
  94                         line[strlen(line)-1] = 0;
  95
  96                 if (strlen(line) && line[strlen(line)-1] == '\r')
  97                         line[strlen(line)-1] = 0;
  98
  99                 if (!strncmp(line, "#SERVICE: ", 10))
 100                         ref = eServiceReferenceDVB(line + 10);
 101                 if (!strncmp(line, "#DESCRIPTION: ", 14))
 102                         description = line + 14;
 103
 104                 if ((line[0] == '/') && (ref.path == filename))
 105                 {
 106                         eDebug("hit!");
 107                         m_ref = ref;
 108                         m_name = description;
 109                         m_description = "";
 110                         m_time_create = 0;
 111                         return 0;
 112                 }
 113         }
 114         fclose(f);
 115         return -1;
 116 }