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