code.vuplus.com Git - vuplus_dvbapp-plugin/blob - googlemaps/src/WebPixmap.py

   1 from enigma import ePicLoad, ePixmap, getDesktop
   2 from Components.Pixmap import Pixmap
   3 from twisted.web.client import downloadPage
   4 from urllib import quote_plus
   5 from os import remove as os_remove, mkdir as os_mkdir
   6 from os.path import isdir as os_path_isdir, isfile as os_isfile
   7
   8 from Components.AVSwitch import AVSwitch
   9 from Components.config import config
  10
  11 def getAspect():
  12         val = AVSwitch().getAspectRatioSetting()
  13         if val == 0 or val == 1:
  14                 r = (5*576, 4*720)
  15         elif val == 2 or val == 3 or val == 6:
  16                 r = (16*720, 9*1280)
  17         elif val == 4 or val == 5:
  18                 r = (16*576, 10*720)
  19         return r
  20
  21 class WebPixmap(Pixmap):
  22         def __init__(self, default = None):
  23                 Pixmap.__init__(self)
  24                 self.picload = ePicLoad()
  25                 self.picload.PictureData.get().append(self.setPixmapCB)
  26                 self.cachedir = "/tmp/googlemaps/"
  27                 self.default = default
  28
  29         def onShow(self):
  30                 Pixmap.onShow(self)
  31                 sc = getAspect()
  32                 resize = 1
  33                 background = '#ff000000'
  34                 self.picload.setPara((self.instance.size().width(), self.instance.size().height(), sc[0], sc[1], False, resize, background))
  35
  36         def load(self, url = None):
  37                 tmpfile = ''.join((self.cachedir, quote_plus(url), '.jpg'))
  38                 if os_path_isdir(self.cachedir) is False:
  39                         print "cachedir not existing, creating it"
  40                         os_mkdir(self.cachedir)
  41                 if os_isfile(tmpfile):
  42                         self.tmpfile = tmpfile
  43                         self.onLoadFinished(None)
  44                 elif url is not None:
  45                         self.tmpfile = tmpfile
  46                         head = {
  47                                 "Accept":"image/png,image/*;q=0.8,*/*;q=0.5",
  48                                 "Accept-Language":"de",
  49                                 "Accept-Encoding":"gzip,deflate",
  50                                 "Accept-Charset":"ISO-8859-1,utf-8;q=0.7,*;q=0.7",
  51                                 "Keep-Alive":"300",
  52                                 "Referer":"http://maps.google.de/",
  53                                 "Cookie:": "khcookie=fzwq1BaIQeBvxLjHsDGOezbBcCBU1T_t0oZKpA; PREF=ID=a9eb9d6fbca69f5f:TM=1219251671:LM=1219251671:S=daYFLkncM3cSOKsF; NID=15=ADVC1mqIWQWyJ0Wz655SirSOMG6pXP2ocdXwdfBZX56SgYaDXNNySnaOav-6_lE8G37iWaD7aBFza-gsX-kujQeH_8WTelqP9PpaEg0A_vZ9G7r50tzRBAZ-8GUwnEfl",
  54                                 "Connection":"keep-alive"
  55                         }
  56                         agt = "Mozilla/5.0 (Windows; U; Windows NT 5.1; de; rv:1.9.0.2) Gecko/2008091620 Firefox/3.0.2"
  57                         downloadPage(url,self.tmpfile,headers=head,agent=agt).addCallback(self.onLoadFinished).addErrback(self.onLoadFailed)
  58                 elif self.default:
  59                         self.picload.startDecode(self.default)
  60
  61         def onLoadFinished(self,result):
  62                 self.picload.startDecode(self.tmpfile)
  63
  64         def onLoadFailed(self,error):
  65                 print "WebPixmap:onLoadFAILED", error
  66                 if self.default and self.instance:
  67                         print "showing 404", self.default
  68                         self.picload.startDecode(self.default)
  69                 if os_isfile(self.tmpfile):
  70                         os_remove(self.tmpfile)
  71
  72         def setPixmapCB(self, picInfo = None):
  73                 if os_isfile(self.tmpfile):
  74                         if config.plugins.GoogleMaps.cache_enabled.value is not True:
  75                                 os_remove(self.tmpfile)
  76                 ptr = self.picload.getData()
  77                 if ptr and self.instance:
  78                         self.instance.setPixmap(ptr.__deref__())
  79