def __engineFromUrlAvailable(self):
"""
Private slot to add a search engine from the net.
"""
reply = self.sender()
if reply is None:
return
if reply.error() != QNetworkReply.NoError:
reply.close()
if reply in self.__replies:
self.__replies.remove(reply)
return
reader = OpenSearchReader()
engine = reader.read(reply)
reply.close()
if reply in self.__replies:
self.__replies.remove(reply)
if not engine.isValid():
return
if self.engineExists(engine.name()):
return
if not self.__confirmAddition(engine):
return
if not self.__addEngineByEngine(engine):
return
def restoreDefaults(self):
"""
Public method to restore the default search engines.
"""
reader = OpenSearchReader()
for engine in OpenSearchDefaultEngines:
engineDescription = QByteArray(OpenSearchDefaultEngines[engine])
buffer_ = QBuffer(engineDescription)
if not buffer_.open(QIODevice.ReadOnly):
continue
engine = reader.read(buffer_)
self.__addEngineByEngine(engine)
def __addEngineByFile(self, filename):
"""
Private method to add a new search engine given a filename.
@param filename name of a file containing the engine definition
(string or QString)
@return flag indicating success (boolean)
"""
file_ = QFile(filename)
if not file_.open(QIODevice.ReadOnly):
return False
reader = OpenSearchReader()
engine = reader.read(file_)
if not self.__addEngineByEngine(engine):
return False
return True
