Exemplo n.º 1
0
class TuringChat():
    def __init__(self, uiPrintMessage, sendQuit=None):
        self.settings = Settings(self.printMessage)
        self.turing = Backend()
        self.client = None
        self.server = None
        self.uiPrintMessage = uiPrintMessage
        self.sendQuit = sendQuit
        self.connexion = None
        self.server = Server(self.turing, self.printMessage,
                             self.writeMessages)
        self.client = Client(self.turing, self.printMessage,
                             self.writeMessages)
        self.username = self.settings.getSetting("username")
        self.otherUsername = None
        self.trustManager = TrustManager(self.printMessage)
        self.msgBuffer = []
        self.fileList = []
        self.translate = Translate(self.printMessage,
                                   self.settings.getSetting("language"))
        setObject(self.translate)

    def printMessage(self, text, message=False, username=None):
        if username:
            self.otherUsername = username
            return self.printMessage(
                self.translate.tr("username.other.changed") + username)
        if message and not self.trustManager.connexionTrusted():
            self.msgBuffer.append((text, message, username))
        else:
            self.uiPrintMessage(text, message, username)
        if self.trustManager.connexionTrusted():
            for element in self.msgBuffer:
                self.uiPrintMessage(element[0], element[1], element[2])
            self.msgBuffer = []

    def writeMessages(self, connexion, fingerprint=None):
        self.connexion = connexion
        if self.connexion:
            self.connexion.setTuringChat(self)
        if fingerprint:
            self.trustManager.setCurrentFingerprint(fingerprint)
        if self.username and self.connexion:
            self.connexion.send(
                self.turing.createMessage("username", self.username))

    def startServer(self):
        self.stopConnexions()
        self.server.listen()
        self.server.start()

    def stopServer(self):
        if self.server.listening() or self.server.isStopped():
            if not self.server.isStopped():
                self.server.stop()
            self.server.join()
            self.server = Server(self.turing, self.printMessage,
                                 self.writeMessages)

    def startClient(self, addr="127.0.0.1"):
        self.stopConnexions()
        self.client.connect(addr)

    def stopClient(self):
        if self.client.connected():
            self.client.close()

    def stopConnexions(self):
        self.stopClient()
        self.stopServer()

    def setUsername(self, username):
        self.username = username
        self.settings.setSetting("username", username)
        if self.connexion:
            self.connexion.send(self.turing.createMessage(
                "username", username))
        self.printMessage(self.translate.tr("username.changed") + username)

    def connect(self, host="127.0.0.1"):
        if host == "last":
            host = self.settings.getSetting("lastHost")
        self.settings.setSetting("lastHost", host)
        self.startClient(host)

    def sendMessage(self, message):
        if not self.connexion:
            self.printMessage(self.translate.tr("error.not.connected"))
            return
        if not self.trustManager.connexionTrusted():
            self.printMessage(self.translate.tr("error.connexion.not.trusted"))
            return
        self.printMessage(self.translate.tr("user.you") + message)
        self.connexion.send(self.turing.createMessage("message", message))

    def quit(self):
        self.stopClient()
        self.stopServer()
        if self.sendQuit:
            self.sendQuit()
        return "quit"

    def setLanguage(self, language):
        self.translate.setLanguage(language)
        self.settings.setSetting("language", language)
        self.printMessage(self.translate.tr("language.set"))

    def parseCommand(self, command):
        parsing.listen.setParseAction(self.startServer)
        parsing.connect.setParseAction(lambda arg: self.connect(arg[1]))
        parsing.quit.setParseAction(self.quit)
        parsing.help.setParseAction(
            lambda: self.printMessage(self.translate.tr("command.help.text")))
        parsing.nick.setParseAction(lambda arg: self.setUsername(arg[1]))
        parsing.trust.setParseAction(
            lambda arg: self.trustManager.setTrust(arg[1]))
        parsing.fingerprint.setParseAction(
            lambda: self.printMessage(self.turing.getMyFingerprint()))
        parsing.language.setParseAction(lambda arg: self.setLanguage(arg[1]))
        parsing.file.setParseAction(lambda arg: self.saveFile(arg[2]) if arg[
            1] == "download" else arg[1] == "upload" and self.sendFile(arg[2]))
        try:
            result = parsing.commands.parseString(command, True)
            if result[1] == "quit":
                return "quit"
        except pyparsing.ParseException:
            self.sendMessage(command)

    def addFile(self, file):
        self.fileList.append(file)

    def saveFile(self, fileId):
        fileId = int(fileId)
        if fileId < len(self.fileList):
            fileContent = self.fileList[fileId]
            with open("file-" + str(fileId), "wb") as f:
                f.write(fileContent)
            self.printMessage(self.translate.tr("file.saved"))
        else:
            self.printMessage(self.translate.tr("error.file.notfound"))

    def sendFile(self, filename):
        if os.path.isfile(filename):
            with open(filename, "rb") as f:
                data = f.read()
            self.connexion.send(self.turing.createMessage("file", data))
            self.printMessage(self.translate.tr("file.sent"))
        else:
            self.printMessage(self.translate.tr("error.file.notfound"))
class PluginMapotempo:
    """QGIS Plugin Implementation."""

    def __init__(self, iface):
        """Constructor.

        :param iface: An interface instance that will be passed to this class
            which provides the hook by which you can manipulate the QGIS
            application at run time.
        :type iface: QgsInterface
        """

        self.iface = iface
        self.translate = Translate()
        self.running = False
        # Declare instance attributes
        self.actions = []
        self.menu = self.translate.tr(u'&Plugin Mapotempo')
        self.toolbar = self.iface.addToolBar(u'PluginMapotempo')
        self.toolbar.setObjectName(u'PluginMapotempo')
        self.iface.addToolBarWidget(self.toolbar)
        self.dlg = PluginMapotempoDialogBase()
        self.dlg_2 = CreateZoning()
        self.dock = DockWidget()

        #instance
        self.layer_inst = PluginMapotempoLayer(
            self.dlg, self.dock, self.iface, self.translate)
        self.handle = PluginMapotempoHandle(
            self.layer_inst, self.dlg, self.dlg_2, self.dock, self.translate)
        self.layer_inst.setHandler(self.handle)
        self.dock.setHandler(self.handle)

        self.dlg.pushButton.clicked.connect(self.handle.handleButtonSave)
        self.dlg_2.pushButton.clicked.connect(self.handle.handleButtonNewZoning)

        self.dock.pushButton.clicked.connect(self.handle.handleButtonConnect)
        self.dock.pushButton_2.clicked.connect(self.layer_inst.refresh)
        self.dock.pushButton_4.clicked.connect(self.handle.HandleParam)
        self.dock.pushButton_5.clicked.connect(self.handle.newZoningLayer)
        self.dock.comboBox.activated.connect(self.handle.HandleSelect)
        self.dock.pushButton_3.clicked.connect(self.handle.HandleApplyZoning)
        self.iface.addDockWidget(Qt.RightDockWidgetArea, self.dock)
        self.handle.keyConnection = self.handle.s.value("PluginMapotempo/key")
        self.handle.hostConnection = self.handle.s.value("PluginMapotempo/host")

    def add_action(
            self,
            icon_path,
            text,
            callback,
            enabled_flag=True,
            add_to_menu=True,
            add_to_toolbar=True,
            status_tip=None,
            whats_this=None,
            parent=None):
        """Add a toolbar icon to the toolbar.

        :param icon_path: Path to the icon for this action. Can be a resource
            path (e.g. ':/plugins/foo/bar.png') or a normal file system path.
        :type icon_path: str

        :param text: Text that should be shown in menu items for this action.
        :type text: str

        :param callback: Function to be called when the action is triggered.
        :type callback: function

        :param enabled_flag: A flag indicating if the action should be enabled
            by default. Defaults to True.
        :type enabled_flag: bool

        :param add_to_menu: Flag indicating whether the action should also
            be added to the menu. Defaults to True.
        :type add_to_menu: bool

        :param add_to_toolbar: Flag indicating whether the action should also
            be added to the toolbar. Defaults to True.
        :type add_to_toolbar: bool

        :param status_tip: Optional text to show in a popup when mouse pointer
            hovers over the action.
        :type status_tip: str

        :param parent: Parent widget for the new action. Defaults None.
        :type parent: QWidget

        :param whats_this: Optional text to show in the status bar when the
            mouse pointer hovers over the action.

        :returns: The action that was created. Note that the action is also
            added to self.actions list.
        :rtype: QAction
        """

        icon = QIcon(icon_path)
        action = QAction(icon, text, parent)
        action.triggered.connect(callback)
        action.setEnabled(enabled_flag)

        if status_tip is not None:
            action.setStatusTip(status_tip)

        if whats_this is not None:
            action.setWhatsThis(whats_this)

        if add_to_toolbar:
            self.toolbar.addAction(action)

        if add_to_menu:
            self.iface.addPluginToMenu(
                self.menu,
                action)

        self.actions.append(action)

        return action

    def initGui(self):
        """Create the menu entries and toolbar icons inside the QGIS GUI."""

        icon_path = ':/plugins/mapotempo-qgis-plugin/icons/icon.png'
        self.add_action(
            icon_path,
            text=self.translate.tr(u'Plugin Mapotempo'),
            callback=self.run,
            parent=self.iface.mainWindow())

    def unload(self):
        """Removes the plugin menu item and icon from QGIS GUI."""
        for action in self.actions:
            self.iface.removePluginMenu(
                self.translate.tr(u'&Plugin Mapotempo'),
                action)
            self.iface.removeToolBarIcon(action)
        # remove the toolbar
        del self.toolbar
        self.iface.removeDockWidget(self.dock)

    def run(self):
        """Run method that performs all the real work"""

        self.iface.addDockWidget(Qt.RightDockWidgetArea, self.dock)