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Python Compiled Bytecode  |  2010-10-31  |  5.4 KB  |  120 lines
  1. # Source Generated with Decompyle++
  2. # File: in.pyc (Python 2.6)
  3.  
  4. __license__ = 'GPL v3'
  5. __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
  6. import traceback
  7. from PyQt4.Qt import QThread, pyqtSignal, Qt, QUrl, QDialog, QGridLayout, QLabel, QCheckBox, QDialogButtonBox, QIcon, QPixmap
  8. import mechanize
  9. from calibre.constants import __appname__, __version__, iswindows, isosx
  10. from calibre import browser
  11. from calibre.utils.config import prefs
  12. from calibre.gui2 import config, dynamic, open_url
  13. URL = 'http://status.calibre-ebook.com/latest'
  14.  
  15. class CheckForUpdates(QThread):
  16.     update_found = pyqtSignal(object)
  17.     INTERVAL = 86400
  18.     
  19.     def __init__(self, parent):
  20.         QThread.__init__(self, parent)
  21.  
  22.     
  23.     def run(self):
  24.         while True:
  25.             
  26.             try:
  27.                 br = browser()
  28.                 req = mechanize.Request(URL)
  29.                 req.add_header('CALIBRE_VERSION', __version__)
  30.                 if iswindows:
  31.                     pass
  32.                 elif isosx:
  33.                     pass
  34.                 
  35.                 req.add_header('CALIBRE_OS', 'oth')
  36.                 req.add_header('CALIBRE_INSTALL_UUID', prefs['installation_uuid'])
  37.                 version = br.open(req).read().strip()
  38.                 if version and version != __version__ and len(version) < 10:
  39.                     self.update_found.emit(version)
  40.             except:
  41.                 traceback.print_exc()
  42.  
  43.             self.sleep(self.INTERVAL)
  44.  
  45.  
  46.  
  47. class UpdateNotification(QDialog):
  48.     
  49.     def __init__(self, version, parent = None):
  50.         QDialog.__init__(self, parent)
  51.         self.resize(400, 250)
  52.         self.l = QGridLayout()
  53.         self.setLayout(self.l)
  54.         self.logo = QLabel()
  55.         self.logo.setMaximumWidth(110)
  56.         self.logo.setPixmap(QPixmap(I('lt.png')).scaled(100, 100, Qt.IgnoreAspectRatio, Qt.SmoothTransformation))
  57.         self.label = QLabel('<p>' + _('%s has been updated to version <b>%s</b>. See the <a href="http://calibre-ebook.com/whats-new">new features</a>. Visit the download page?') % (__appname__, version))
  58.         self.label.setOpenExternalLinks(True)
  59.         self.label.setWordWrap(True)
  60.         self.setWindowTitle(_('Update available!'))
  61.         self.setWindowIcon(QIcon(I('lt.png')))
  62.         self.l.addWidget(self.logo, 0, 0)
  63.         self.l.addWidget(self.label, 0, 1)
  64.         self.cb = QCheckBox(_('Show this notification for future updates'), self)
  65.         self.l.addWidget(self.cb, 1, 0, 1, -1)
  66.         self.cb.setChecked(config.get('new_version_notification'))
  67.         self.cb.stateChanged.connect(self.show_future)
  68.         self.bb = QDialogButtonBox(self)
  69.         b = self.bb.addButton(_('&Get update'), self.bb.AcceptRole)
  70.         b.setDefault(True)
  71.         b.setIcon(QIcon(I('arrow-down.png')))
  72.         self.bb.addButton(self.bb.Cancel)
  73.         self.l.addWidget(self.bb, 2, 0, 1, -1)
  74.         self.bb.accepted.connect(self.accept)
  75.         self.bb.rejected.connect(self.reject)
  76.         dynamic.set('update to version %s' % version, False)
  77.  
  78.     
  79.     def show_future(self, *args):
  80.         config.set('new_version_notification', bool(self.cb.isChecked()))
  81.  
  82.     
  83.     def accept(self):
  84.         if iswindows:
  85.             pass
  86.         elif isosx:
  87.             pass
  88.         
  89.         url = 'http://calibre-ebook.com/download_' + 'linux'
  90.         open_url(QUrl(url))
  91.         QDialog.accept(self)
  92.  
  93.  
  94.  
  95. class UpdateMixin(object):
  96.     
  97.     def __init__(self, opts):
  98.         if not opts.no_update_check:
  99.             self.update_checker = CheckForUpdates(self)
  100.             self.update_checker.update_found.connect(self.update_found, type = Qt.QueuedConnection)
  101.             self.update_checker.start()
  102.         
  103.  
  104.     
  105.     def update_found(self, version):
  106.         if iswindows:
  107.             pass
  108.         elif isosx:
  109.             pass
  110.         
  111.         os = 'linux'
  112.         url = 'http://calibre-ebook.com/download_%s' % os
  113.         self.status_bar.new_version_available(version, url)
  114.         if config.get('new_version_notification') and dynamic.get('update to version %s' % version, True):
  115.             self._update_notification__ = UpdateNotification(version, parent = self)
  116.             self._update_notification__.show()
  117.         
  118.  
  119.  
  120.