code.vuplus.com Git - vuplus_dvbapp/blob - lib/python/Plugins/Extensions/HbbTV/aitreader.py

   1 import os, xml.dom.minidom
   2
   3 DUMPBIN = "/usr/lib/enigma2/python/Plugins/Extensions/HbbTV/dumpait"
   4 class eAITSectionReader:
   5         def __init__(self, demux, pmtid, sid):
   6                 self.mAppList  = []
   7                 self.mDocument = None
   8                 self.mCommand  = "%s --demux=%s --pmtid=%x --serviceid=%x"%(DUMPBIN, demux, pmtid, sid)
   9
  10         def __text(self, nodelist):
  11                 rc = []
  12                 for node in nodelist:
  13                         if node.nodeType == node.TEXT_NODE:
  14                                 rc.append(node.data)
  15                 return ''.join(rc)
  16
  17         def __item(self, application, name):
  18                 for item in application.getElementsByTagName(name):
  19                         return self.__text(item.childNodes)
  20                 return None
  21
  22         def __application(self, application):
  23                 item = {}
  24                 item["name"]    = str(self.__item(application, "name"))
  25                 item["url"]     = str(self.__item(application, "url"))
  26                 item["control"] = int(self.__item(application, "control"))
  27                 item["orgid"]   = int(self.__item(application, "orgid"))
  28                 item["appid"]   = int(self.__item(application, "appid"))
  29                 item["profile"] = int(self.__item(application, "profile"))
  30                 #print item
  31                 return item
  32
  33         def doParseApplications(self):
  34                 l = []
  35                 for application in self.mDocument.getElementsByTagName("application"):
  36                         item = self.__application(application)
  37                         l.append(item)
  38                 self.mAppList = l
  39
  40         def getApplicationList(self):
  41                 return self.mAppList
  42
  43         def doOpen(self):
  44                 document = ""
  45                 try:    document = os.popen(self.mCommand).read()
  46                 except Exception, ErrMsg:
  47                         print ErrMsg
  48                         return False
  49                 if len(document) == 0:
  50                         return False
  51                 document = document.decode("cp1252").encode("utf-8")
  52                 #print document
  53                 self.mDocument = xml.dom.minidom.parseString(document)
  54                 return True
  55
  56         def doDump(self):
  57                 for x in self.getApplicationList():
  58                         print "Name  :", x["name"]
  59                         print "URL   :", x["url"]
  60                         print "OrgID :", x["orgid"]
  61                         print "AppID :", x["appid"]
  62                         print "Control Code :", x["control"]
  63                         print "Profile Code :", x["profile"]
  64                         print ""
  65
  66 def unit_test(demux, pmtid, sid):
  67         reader = eAITSectionReader(demux, pmtid, sid)
  68         if reader.doOpen():
  69                 reader.doParseApplications()
  70                 reader.doDump()
  71         else:   print "no data!!"
  72
  73 #unit_test('0', 0x17d4, 0x2b66)
  74