rec10/trunk/src/epgdb.py

   1 #!/usr/bin/python
   2 # coding: UTF-8
   3 # Rec10 TS Recording Tools
   4 # Copyright (C) 2009-2010 Yukikaze
   5 import datetime
   6 import os
   7 import shutil
   8 import time
   9 import os.path
  10
  11
  12 import chdb
  13 import n_gram
  14 import rec10d
  15 import ts2epg
  16 import xml2db_dom
  17 import configreader
  18 import recdblist
  19 path = str(os.path.dirname(os.path.abspath(__file__))) + "/"
  20 tmppath = configreader.getpath("tmp")+"/"
  21 if tmppath=="/":
  22     tmppath=path
  23 def update(chtxt):
  24     recdblist.printutf8(chtxt)
  25     tnow = datetime.datetime.now()
  26     try:
  27         lastup = datetime.datetime.strptime(chdb.chtxtsearch(chtxt)[0]['update'], "%Y-%m-%d %H:%M:%S")
  28     except:
  29         lastup = datetime.datetime.strptime("2009-04-01 00:00:00", "%Y-%m-%d %H:%M:%S")
  30     dt = tnow-lastup
  31     dt = dt.days * 24 * 60 + dt.seconds
  32     if dt > 2 * 60 * 60:
  33         ts2epg.write(os.path.join(tmppath, chtxt + "epgdata.xml"), chdb.chtxtsearch(chtxt)['ch'])
  34         xml2db_dom.xml2db_dom(os.path.join(tmppath, chtxt + "epgdata.xml"), chdb.chtxtsearch(chtxt)['bctype'])
  35 def updatebc(bctype):
  36     bctypel = chdb.bctypesearch(bctype)
  37     print bctype
  38     try:
  39         ts2epg.write(tmppath + bctype + "epgdata.xml", chdb.bctypesearch(bctype)['ch'])
  40         xml2db_dom.xml2db_dom(tmppath + bctype + "epgdata.xml", bctype)
  41         shutil.copyfile(tmppath + bctype + "epgdata.xml", tmppath + bctype + "epgdata.bak.xml")
  42         time.sleep(5)
  43         rec10d.rec10db.update_by_bctype_epg_ch(bctype)
  44     except Exception, inst:
  45         print "error occurs in updatebc(epgdb)"
  46         print type(inst)
  47         print inst
  48         xml2db_dom.xml2db_dom(tmppath + bctype + "epgdata.bak.xml", bctype)
  49         rec10d.rec10db.update_status_by_bctype_epg_ch(bctype, "2")
  50 def updatebc_bak(bctype):
  51     """
  52     update epg data by .bak file
  53     """
  54     xml2db_dom.xml2db_dom(tmppath + bctype + "epgdata.bak.xml", bctype)
  55 def searchtime2(titletxt, timet, deltatime, chtxt):
  56     time = datetime.datetime.strptime(timet, "%Y-%m-%d %H:%M:%S")
  57     ret = []
  58     deltatime = int(deltatime)
  59     beforetime = time.strftime("%Y%m%d%H%M%S")
  60     aftertime = time + datetime.timedelta(hours=deltatime)
  61     aftertime = aftertime.strftime("%Y%m%d%H%M%S")
  62     one = ["", "", "", "","","",""]
  63     tempt = 0
  64     d = rec10d.rec10db.select_by_time_ngram_epg_timeline(beforetime, aftertime, chtxt)
  65     for chtxtt, title, start, stop ,exp,longexp,category in d:
  66         #recdblist.printutf8(chtxtt+":"+title+":"+start+":"+stop)
  67         p = n_gram.bigram(titletxt, title)
  68         btime = start
  69         btime = btime[0:4] + "-" + btime[4:6] + "-" + btime[6:8] + " " + btime[8:10] + ":" + btime[10:12] + ":00"
  70         etime = stop
  71         etime = etime[0:4] + "-" + etime[4:6] + "-" + etime[6:8] + " " + etime[8:10] + ":" + etime[10:12] + ":00"
  72         bt = datetime.datetime.strptime(btime, "%Y-%m-%d %H:%M:%S")
  73         dt = bt-time
  74         dt = 24 * 60 * 60 * dt.days + dt.seconds + 1
  75         p = p * 90
  76         dt = 1000-1000 * dt / (7 * 24 * 60 * 60)
  77         if p > 0:
  78             p = p + dt
  79         if p > tempt:
  80             one = [chtxtt, title, btime, etime,exp,longexp,category]
  81             tempt = p
  82         if p > 0:
  83             recdblist.printutf8(title + ":" + str(p) + u"点")
  84     ret = one
  85     print ret
  86     return ret
  87 def searchtime_auto(keytxt, timet, deltatime):
  88     time = datetime.datetime.strptime(timet, "%Y-%m-%d %H:%M:%S")
  89     ret = []
  90     deltatime = int(deltatime)
  91     beforetime = time.strftime("%Y%m%d%H%M%S")
  92     aftertime = time + datetime.timedelta(hours=deltatime)
  93     aftertime = aftertime.strftime("%Y%m%d%H%M%S")
  94     d = rec10d.rec10db.select_by_time_keyword_auto_suggest_epg_timeline(keytxt,beforetime, aftertime)
  95     for chtxtt, title, start, stop ,exp,longexp,category in d:
  96         btime = start
  97         btime = btime[0:4] + "-" + btime[4:6] + "-" + btime[6:8] + " " + btime[8:10] + ":" + btime[10:12] + ":00"
  98         etime = stop
  99         etime = etime[0:4] + "-" + etime[4:6] + "-" + etime[6:8] + " " + etime[8:10] + ":" + etime[10:12] + ":00"
 100         ret.append([chtxtt, title, btime, etime,exp,longexp,category])
 101     return ret
 102 def count_schedule(btime,etime):
 103     """
 104     return rec num (int return[0]:TE /int return[1]:BS/CS)
 105     """
 106     def cmpare(x, y):
 107         xt = x
 108         yt = y
 109         if xt > yt:
 110             return -1
 111         elif xt == yt:
 112             return 0
 113         else:
 114             return 1
 115     dls = rec10d.rec10db.select_bytime_all_timeline(btime, etime)
 116     times = []
 117     btd = datetime.datetime.strptime(btime, "%Y-%m-%d %H:%M:%S")
 118     etd = datetime.datetime.strptime(etime, "%Y-%m-%d %H:%M:%S")
 119     for dl in dls:
 120         dd1 = datetime.datetime.strptime(dl['btime'], "%Y-%m-%d %H:%M:%S")
 121         dd2 = datetime.datetime.strptime(dl['etime'], "%Y-%m-%d %H:%M:%S")
 122         if dd1 < btd:
 123             dd1 = btd
 124         if dd2 > etd:
 125             dd2 = etd
 126         times.append(dd1)
 127         times.append(dd2)
 128     times = list(set(times))
 129     times.sort(cmpare)
 130     times.reverse()
 131     retcount = [0, 0]
 132     for i in xrange(0, len(times)-2, 1):
 133         bt1 = times[i]
 134         et1 = times[i + 1]
 135         btime1 = bt1.strftime("%Y-%m-%d %H:%M:%S")
 136         etime1 = et1.strftime("%Y-%m-%d %H:%M:%S")
 137         ret1 = rec10d.rec10db.count_schedule_timeline(btime1, etime1)
 138         if retcount[0] < ret1[0]:
 139             retcount[0] = ret1[0]
 140         if retcount[1] < ret1[1]:
 141             retcount[1] = ret1[1]
 142     return retcount