pymod_main.py 文件源码

def launch_pymod_update(self):
        # Gets the latest release number from network.
        try:
            update_found = pmup.check_for_updates(self.pymod_version, self.pymod_revision)
        except Exception, e:
            self.show_error_message("Connection Error", "Can not obtain the latest PyMod version number beacause of the following error: '%s'" % e)
            return False

        if not update_found:
            self.show_warning_message("Update Canceled", "Your PyMod version (%s.%s) is already up to date." % (self.pymod_version, self.pymod_revision))
            return False

        # Ask for update confirmation.
        title = "Update PyMod?"
        message = "Would you like to update your current PyMod version (%s.%s) to the latest stable one available online (%s)? You will need to restart PyMOL in order to use the new version." % (self.pymod_version, self.pymod_revision, update_found)
        answer = tkMessageBox.askyesno(title, message, parent=self.main_window)
        if not answer:
            return False

        # Fetches the latest stable version files of PyMod.
        try:
            plugin_zipfile_temp_name = pmup.fetch_plugin_zipfile()
        except Exception, e:
            self.show_error_message("Connection Error", "Can not fetch the latest PyMod files beacause of the following error: '%s'" % e)
            return False

        if not plugin_zipfile_temp_name:
            return False

        # Installs the new PyMod version.
        pymod_plugin_dir = os.path.dirname(os.path.dirname(__file__))
        update_results = pmup.update_pymod(plugin_zipfile_temp_name, pymod_plugin_dir)
        if update_results[0]:
            self.show_info_message("Update Successful", "PyMod has been updated to version %s. Please restart PyMOL in order to use the updated PyMod version." % (update_found))
        else:
            self.show_error_message("Update Failed", update_results[1])