Beispiel #1
0
 def open_chat_source(self):
     """Open a dialog with chat buffer source."""
     item = self.switch_buffers.currentItem()
     if item and item.active.buf:
         buf = item.active.buf
         source_dialog = DebugDialog(self)
         source_dialog.chat.setPlainText(buf.widget.chat.toHtml())
         source_dialog.chat.setFocusPolicy(QtCore.Qt.WheelFocus)
         source_dialog.setWindowTitle(buf.data['full_name'])
Beispiel #2
0
 def open_debug_dialog(self):
     """Open a dialog with debug messages."""
     if not self.debug_dialog:
         self.debug_dialog = DebugDialog(self)
         self.debug_dialog.input.textSent.connect(
             self.debug_input_text_sent)
         self.debug_dialog.finished.connect(self._debug_dialog_closed)
         self.debug_dialog.display_lines(self.debug_lines)
         self.debug_dialog.chat.scroll_bottom()
Beispiel #3
0
 def open_debug_dialog(self):
     if not self.debug_dialog:
         self.debug_dialog = DebugDialog(self)
         self.debug_dialog.input.textSent.connect(self.debug_input_text_sent)
         self.debug_dialog.finished.connect(self.debug_dialog_closed)
         self.debug_dialog.display_lines(self.debug_lines)
         self.debug_dialog.chat.scroll_bottom()
Beispiel #4
0
class MainWindow(QtGui.QMainWindow):
    """Main window."""

    def __init__(self, *args):
        QtGui.QMainWindow.__init__(*(self,) + args)
        app = QtGui.QApplication.instance()
        self.config = config.read()
        app.config = self.config

        self.resize(1000, 600)
        self.setWindowTitle(NAME)

        self.debug_dialog = None
        self.debug_lines = []

        self.about_dialog = None
        self.connection_dialog = None
        self.preferences_dialog = None

        # network
        self.network = Network()
        self.network.statusChanged.connect(self._network_status_changed)
        self.network.messageFromWeechat.connect(self._network_weechat_msg)
        self._last_msgid = None

        # list of buffers
        self.switch_buffers = BufferSwitchWidget()
        self.switch_buffers.currentItemChanged.connect(self._buffer_switch)
        self._hotlist = []

        # default buffer
        self.buffers = [Buffer()]
        self.stacked_buffers = QtGui.QStackedWidget()
        self.stacked_buffers.addWidget(self.buffers[0].widget)

        # splitter with buffers + chat/input
        self.splitter = QtGui.QSplitter()
        self.splitter.addWidget(self.switch_buffers)
        self.splitter.addWidget(self.stacked_buffers)

        self.setCentralWidget(self.splitter)

        # notification manager:
        self.notifier = NotificationManager(self)

        # actions for menu and toolbar
        actions_def = {
            'connect': [
                'network-connect', 'Connect to WeeChat',
                'Ctrl+O', self.open_connection_dialog],
            'disconnect': [
                'network-disconnect', 'Disconnect from WeeChat',
                'Ctrl+D', self.network.disconnect_weechat],
            'debug': [
                'edit-find', 'Debug console window',
                'Ctrl+Shift+B', self.open_debug_dialog],
            'view source': [
                None, 'View buffer chat source',
                'Ctrl+Shift+U', self.open_chat_source],
            '_reconnect': [
                None, 'Test Reconnect',
                None, self.network._reconnect_weechat],
            'preferences': [
                'preferences-other', 'Preferences',
                'Ctrl+P', self.open_preferences_dialog],
            'about': [
                'help-about', 'About',
                'Ctrl+H', self.open_about_dialog],
            'save connection': [
                'document-save', 'Save connection configuration',
                'Ctrl+S', self.save_connection],
            'quit': [
                'application-exit', 'Quit application',
                'Ctrl+Q', self.close],
        }
        # toggleable actions
        self.toggles_def = {
            'show menubar': [
                False, 'Show Menubar', 'Ctrl+M',
                lambda: self.config_toggle('look', 'menubar'),
                'look.menubar'],
            'show toolbar': [
                False, 'Show Toolbar',
                False, lambda: self.config_toggle('look', 'toolbar'),
                'look.toolbar'],
            'show status bar': [
                False, 'Show Status Bar',
                False, lambda: self.config_toggle('look', 'statusbar'),
                'look.statusbar'],
            'show title': [
                False, 'Show Topic',
                False, lambda: self.config_toggle('look', 'title'),
                'look.title'],
            'show nick list': [
                False, 'Show Nick List',
                'Ctrl+F7', lambda: self.config_toggle('look', 'nicklist'),
                'look.nicklist'],
            'fullscreen': [
                False, 'Fullscreen',
                'F11', self.toggle_fullscreen],
        }
        self.actions = utils.build_actions(actions_def, self)
        self.actions.update(utils.build_actions(self.toggles_def, self))

        # menu
        self.menu = self.menuBar()
        menu_file = self.menu.addMenu('&File')
        menu_file.addActions([self.actions['connect'],
                              self.actions['disconnect'],
                              self.actions['preferences'],
                              self.actions['save connection'],
                              self.actions['quit']])
        menu_view = self.menu.addMenu('&View')
        menu_view.addActions([self.actions['show menubar'],
                              self.actions['show toolbar'],
                              self.actions['show status bar'],
                              utils.separator(self),
                              self.actions['show title'],
                              self.actions['show nick list'],
                              utils.separator(self),
                              self.actions['fullscreen']])
        menu_window = self.menu.addMenu('&Window')
        menu_window.addAction(self.actions['debug'])
        menu_window.addAction(self.actions['view source'])
        menu_window.addAction(self.actions['_reconnect'])
        menu_help = self.menu.addMenu('&Help')
        menu_help.addAction(self.actions['about'])

        # network status indicator
        self.network_status = QtGui.QPushButton()
        self.network_status.setContentsMargins(0, 0, 10, 0)
        self.network_status.setFlat(True)
        self.network_status.setFocusPolicy(QtCore.Qt.NoFocus)
        self.network_status.setStyleSheet("""text-align:right;padding:0;
            background-color: transparent;min-width:216px;min-height:20px""")
        if hasattr(self.menu, 'setCornerWidget'):
            self.menu.setCornerWidget(self.network_status,
                                      QtCore.Qt.TopRightCorner)

        # toolbar
        toolbar = self.addToolBar('toolBar')
        toolbar.setMovable(False)
        toolbar.addActions([self.actions['connect'],
                            self.actions['disconnect'],
                            self.actions['debug'],
                            self.actions['preferences'],
                            self.actions['about'],
                            self.actions['quit']])
        self.toolbar = toolbar

        # Override context menu for both -- default is a simple menubar toggle.
        self.menu.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
        self.toolbar.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
        self.menu.customContextMenuRequested.connect(self._menu_context)
        self.toolbar.customContextMenuRequested.connect(self._toolbar_context)

        self.buffers[0].widget.input.setFocus()

        # requested buffers for focus:
        self.requested_buffer_names = set()

        # open debug dialog
        if self.config.getboolean('look', 'debug'):
            self.open_debug_dialog()

        self.apply_preferences()
        self.network_status_set(self.network.status_disconnected)

        # auto-connect to relay
        if self.config.getboolean('relay', 'autoconnect'):
            self.network.connect_weechat(self.config.get('relay', 'server'),
                                         self.config.get('relay', 'port'),
                                         self.config.getboolean('relay',
                                                                'ssl'),
                                         self.config.get('relay', 'password'),
                                         self.config.get('relay', 'lines'),
                                         self.config.get('relay', 'ping'))

        self.show()

    def apply_preferences(self):
        """Apply non-server options from preferences."""
        app = QtCore.QCoreApplication.instance()
        config.build_color_options(self.config)
        opacity = float(self.config.get('look', 'opacity')[:-1]) / 100
        self.setWindowOpacity(opacity)
        self.setStyleSheet(config.stylesheet(self.config))
        if self.config.getboolean('look', 'toolbar'):
            self.toolbar.show()
        else:
            self.toolbar.hide()
        # Change the height to avoid losing all hotkeys:
        if self.config.getboolean('look', 'menubar'):
            self.menu.setMaximumHeight(QtGui.QWIDGETSIZE_MAX)
        else:
            self.menu.setFixedHeight(1)
        # Apply the selected qt style here so it will update without a restart
        if self.config.get('look', 'style'):
            app.setStyle(QtGui.QStyleFactory.create(
                self.config.get('look', 'style')))
        # Statusbar:
        if self.config.getboolean('look', 'statusbar'):
            self.statusBar().show()
        else:
            self.statusBar().hide()
        # Move the buffer list / main buffer view:
        if self.config.get('buffers', 'position') == 'right':
            self.splitter.insertWidget(1, self.switch_buffers)
        else:
            self.splitter.insertWidget(1, self.stacked_buffers)
        # Update visibility of all nicklists/topics:
        for buffer in self.buffers:
            buffer.update_config()
        # Update toggle state for menubar:
        for name, action in list(self.toggles_def.items()):
            if len(action) == 5:
                ac = action[4].split(".")
                toggle = self.config.get(ac[0], ac[1])
                self.actions[name].setChecked(toggle == "on")
        self.toolbar.setToolButtonStyle(getattr(QtCore.Qt, self.config.get(
            "look", "toolbar_icons")))
        self.switch_buffers.renumber()
        if self.config.get("buffers", "look.mouse_move_buffer"):
            buffer_drag_drop_mode = QtGui.QAbstractItemView.InternalMove
        else:
            buffer_drag_drop_mode = QtGui.QAbstractItemView.NoDragDrop
        self.switch_buffers.setDragDropMode(buffer_drag_drop_mode)
        # Apply fonts -- TODO: change to creating a stylesheet
        custom_font = self.config.get("look", "custom_font")
        switch_font = self.config.get("buffers", "custom_font")
        input_font = self.config.get("input", "custom_font")
        nicks_font = self.config.get("nicks", "custom_font")
        chat_font = "monospace" if not custom_font else custom_font
        if not switch_font:
            switch_font = "" if not custom_font else custom_font
        if not input_font:
            input_font = chat_font if not custom_font else custom_font
        self.stacked_buffers.setFont(utils.Font.str_to_qfont(chat_font))
        self.switch_buffers.setFont(utils.Font.str_to_qfont(switch_font))
        input_qfont = utils.Font.str_to_qfont(input_font)
        nicks_qfont = utils.Font.str_to_qfont(nicks_font)
        for buf in self.buffers:
            buf.widget.input.setFont(input_qfont)
            buf.widget.nicklist.setFont(nicks_qfont)
        # Choose correct menubar/taskbar icon colors::
        menu_palette = self.menu.palette()
        # toolbar_fg: menu_palette.text().color().name())
        # menubar_fg: menu_palette.windowText().color().name()
        # menubar_bg: menu_palette.window().color().name()
        self.notifier.tint_icons(menu_palette.windowText().color().name())
        if self.network:
            self.network.set_ping(self.config.get('relay', 'ping'))

    def _menu_context(self, event):
        """Show a slightly nicer context menu for the menu/toolbar."""
        menu = QtGui.QMenu()
        menu.addActions([self.actions['show menubar'],
                         self.actions['show toolbar'],
                         self.actions['show status bar']])
        menu.exec_(self.mapToGlobal(event))

    def _toolbar_context(self, event):
        """Show a context menu when the toolbar is right clicked."""
        menu = QtGui.QMenu('&Text Position', self.toolbar)
        menu_group = QtGui.QActionGroup(menu, exclusive=True)

        actions = []
        opts = [('ToolButtonFollowStyle', 'Default'),
                ('ToolButtonIconOnly', '&Icon Only'),
                ('ToolButtonTextOnly', '&Text Only'),
                ('ToolButtonTextBesideIcon', 'Text &Alongside Icons'),
                ('ToolButtonTextUnderIcon', 'Text &Under Icons')]
        value = self.config.get("look", "toolbar_icons")
        for key, label in opts:
            action = QtGui.QAction(label, menu_group, checkable=True)
            actions.append(menu_group.addAction(action))
            action.setChecked(True if value == key else False)
            action.triggered.connect(
                lambda key=key: self.config_set('look', 'toolbar_icons', key))
        menu.addActions(actions)
        menu.exec_(self.mapToGlobal(event))

    def _buffer_switch(self, buf_item):
        """Switch to a buffer."""
        if buf_item:
            buf = buf_item.active.buf
            self.stacked_buffers.setCurrentWidget(buf.widget)
            if buf.hot or buf.highlight:
                self.buffer_hotlist_clear(buf.data["full_name"])
            buf.widget.input.setFocus()

    def buffer_hotlist_clear(self, full_name):
        """Set a buffer as read for the hotlist."""
        buf = self.buffers[self._buffer_index("full_name", full_name)[0]]
        self.notifier.clear_record(full_name)
        if buf.pointer in self._hotlist:
            buf.highlight = False
            buf.hot = 0
            self._hotlist.remove(buf.pointer)
            self.switch_buffers.update_hot_buffers()
        if self.network.server_version >= 1:
            self.buffer_input(full_name, '/buffer set hotlist -1')
            self.buffer_input(full_name, '/input set_unread_current_buffer')
        else:
            self.buffer_input('core.weechat', '/buffer ' + full_name)

    def buffer_input(self, full_name, text):
        """Send buffer input to WeeChat."""
        if self.network.is_connected():
            if text[:6] == "/query":
                nick = full_name.rsplit(".", 1)[0] + "." + text.split(" ")[-1]
                self.requested_buffer_names.add(nick)
            message = 'input %s %s\n' % (full_name, text)
            self.network.send_to_weechat(message)
            self.debug_display(0, '<==', message, forcecolor='#AA0000')

    def open_preferences_dialog(self):
        """Open a dialog with preferences."""
        self.preferences_dialog = PreferencesDialog('Preferences', self)

    def save_connection(self):
        """Save connection configuration."""
        if self.network:
            options = self.network.get_options()
            for option in options.keys():
                self.config.set('relay', option, options[option])

    def debug_display(self, *args, **kwargs):
        """Display a debug message."""
        self.debug_lines.append((args, kwargs))
        self.debug_lines = self.debug_lines[-DEBUG_NUM_LINES:]
        if self.debug_dialog:
            self.debug_dialog.chat.display(*args, **kwargs)

    def open_debug_dialog(self):
        """Open a dialog with debug messages."""
        if not self.debug_dialog:
            self.debug_dialog = DebugDialog(self)
            self.debug_dialog.input.textSent.connect(
                self.debug_input_text_sent)
            self.debug_dialog.finished.connect(self._debug_dialog_closed)
            self.debug_dialog.display_lines(self.debug_lines)
            self.debug_dialog.chat.scroll_bottom()

    def debug_input_text_sent(self, text):
        """Send debug buffer input to WeeChat."""
        if self.network.is_connected():
            text = str(text)
            pos = text.find(')')
            if text.startswith('(') and pos >= 0:
                text = '(debug_%s)%s' % (text[1:pos], text[pos+1:])
            else:
                text = '(debug) %s' % text
            self.debug_display(0, '<==', text, forcecolor='#AA0000')
            self.network.send_to_weechat(text + '\n')

    def _debug_dialog_closed(self, result):
        """Called when debug dialog is closed."""
        self.debug_dialog = None

    def open_chat_source(self):
        """Open a dialog with chat buffer source."""
        item = self.switch_buffers.currentItem()
        if item and item.active.buf:
            buf = item.active.buf
            source_dialog = DebugDialog(self)
            source_dialog.chat.setPlainText(buf.widget.chat.toHtml())
            source_dialog.chat.setFocusPolicy(QtCore.Qt.WheelFocus)
            source_dialog.setWindowTitle(buf.data['full_name'])

    def open_about_dialog(self):
        """Open a dialog with info about QWeeChat."""
        messages = ['<b>%s</b> %s' % (NAME, qweechat_version()),
                    '&copy; 2011-2016 %s &lt;<a href="mailto:%s">%s</a>&gt;'
                    % (AUTHOR, AUTHOR_MAIL, AUTHOR_MAIL),
                    '',
                    'Running with %s' % ('PySide' if qt_compat.uses_pyside
                                         else 'PyQt4'),
                    '',
                    'WeeChat site: <a href="%s">%s</a>'
                    % (WEECHAT_SITE, WEECHAT_SITE),
                    '']
        self.about_dialog = AboutDialog(NAME, messages, self)

    def open_connection_dialog(self):
        """Open a dialog with connection settings."""
        values = {}
        for option in ('server', 'port', 'ssl', 'password', 'lines', 'ping'):
            values[option] = self.config.get('relay', option)
        self.connection_dialog = ConnectionDialog(values, self)
        self.connection_dialog.dialog_buttons.accepted.connect(
            self.connect_weechat)

    def config_toggle(self, section, option):
        """Toggles any boolean setting."""
        val = self.config.getboolean(section, option)
        self.config_set(section, option, "off" if val else "on")

    def config_set(self, section, option, value):
        self.config.set(section, option, value)
        self.apply_preferences()
        config.write(self.config)

    def toggle_fullscreen(self):
        """Toggle fullscreen."""
        if self.isFullScreen():
            self.showNormal()
        else:
            self.showFullScreen()

    def connect_weechat(self):
        """Connect to WeeChat."""
        self.network.connect_weechat(
            self.connection_dialog.fields['server'].text(),
            self.connection_dialog.fields['port'].text(),
            self.connection_dialog.fields['ssl'].isChecked(),
            self.connection_dialog.fields['password'].text(),
            int(self.connection_dialog.fields['lines'].text()),
            int(self.connection_dialog.fields['ping'].text()))
        self.connection_dialog.close()

    def _network_status_changed(self, status, extra):
        """Called when the network status has changed."""
        if self.config.getboolean('look', 'statusbar'):
            self.statusBar().showMessage(status)
        self.debug_display(0, '', status, forcecolor='#0000AA')
        self.network_status_set(status)
        self.notifier.set_icon(status)

    def network_status_set(self, status):
        """Set the network status."""
        pal = self.network_status.palette()
        if status == self.network.status_connected:
            fg_color = QtGui.QColor('green')
        else:
            fg_color = self.menu.palette().windowText().color()
        pal.setColor(QtGui.QPalette.ButtonText, fg_color)
        ssl = ' (SSL)' if status != self.network.status_disconnected \
              and self.network.is_ssl() else ''
        self.network_status.setPalette(pal)
        icon = self.network.status_icon(status)
        if icon:
            qicon = utils.qicon_from_theme(icon)
            self.network_status.setIcon(qicon)
        self.network_status.setText(status.capitalize() + ssl)
        if status == self.network.status_disconnected:
            self.actions['connect'].setEnabled(True)
            self.actions['disconnect'].setEnabled(False)
        else:
            self.actions['connect'].setEnabled(False)
            self.actions['disconnect'].setEnabled(True)

    def _network_weechat_msg(self, message):
        """Called when a message is received from WeeChat."""
        self.debug_display(0, '==>',
                           'message (%d bytes):\n%s'
                           % (len(message),
                              protocol.hex_and_ascii(message, 20)),
                           forcecolor='#008800')
        try:
            proto = protocol.Protocol()
            message = proto.decode(str(message))
            if message.uncompressed:
                self.debug_display(
                    0, '==>',
                    'message uncompressed (%d bytes):\n%s'
                    % (message.size_uncompressed,
                       protocol.hex_and_ascii(message.uncompressed, 20)),
                    forcecolor='#008800')
            self.debug_display(0, '', 'Message: %s' % message)
            self.parse_message(message)
        except:
            print('Error while decoding message from WeeChat:\n%s'
                  % traceback.format_exc())
            self.network.disconnect_weechat()

    def _parse_listbuffers(self, message):
        """Parse a WeeChat with list of buffers."""
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            item = self.switch_buffers.currentItem()
            prior_bufs = {}
            ptr = item.pointer if item else None
            self.switch_buffers.clear()
            for buf in self.buffers:  # Attempt to preserve buffer input:
                prior_bufs[buf.pointer] = buf
            self.buffers = []
            for item in obj.value['items']:
                buf = self.create_buffer(item)
                if buf.pointer in prior_bufs:
                    pinput = prior_bufs[buf.pointer].widget.input
                    buf.widget.input.copy_history(pinput)
                self.insert_buffer(len(self.buffers), buf)
            for prior_ptr, prior_buf in prior_bufs.items():
                self.stacked_buffers.removeWidget(prior_buf.widget)
            self.switch_buffers.renumber(True)
            self.switch_buffers.set_current_buffer(ptr)
            del(prior_bufs)

    def _parse_line(self, message):
        """Parse a WeeChat message with a buffer line."""
        for obj in message.objects:
            lines = []
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'line_data':
                continue
            for item in obj.value['items']:
                if message.msgid == 'listlines':
                    ptrbuf = item['__path'][0]
                else:
                    ptrbuf = item['buffer']
                index = self._buffer_index("pointer", ptrbuf)
                if index:
                    buf = self.buffers[index[0]]
                    if 'tags_array' in item and item['tags_array']:
                        if 'notify_private' in item['tags_array']:
                            pass
                        elif 'notify_message' in item['tags_array']:
                            pass
                        if 'no_notify' not in item['tags_array']:
                            if "irc_privmsg" in item['tags_array']:
                                buf.hot += 1
                                self._hotlist.append(ptrbuf)
                            # TODO: Colors for irc_join and irc_quit
                    if 'highlight' in item and item['highlight'] > 0:
                        buf.highlight = True
                        color = self.config.get('color', 'chat_highlight')
                    else:
                        buf.highlight = False
                        color = None
                    lines.append(
                        (index[0],
                         (item['date'], item['prefix'],
                          item['message'], color))
                    )
                    send_notice = (buf.hot > 0 or buf.highlight or buf.flag())
                    if message.msgid != 'listlines' and send_notice:
                        self.notifier.parse_buffer(buf, lines)
            if message.msgid == 'listlines':
                lines.reverse()
            for line in lines:
                self.buffers[line[0]].widget.chat.display(*line[1])
            self.switch_buffers.update_hot_buffers()

    def _parse_hotlist(self, message):
        """Parse a WeeChat message with a hotlist update."""
        for buf in self.buffers:
            buf.hot = 0
        hotlist = []
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'hotlist':
                continue
            for item in obj.value['items']:
                index = self._buffer_index("pointer", item['buffer'])
                if not index:
                    continue
                self.buffers[index[0]].hot += 1
                hotlist.append(item['buffer'])
        if hotlist != self._hotlist:
            for ptr in set(self._hotlist) - set(hotlist):
                index = self._buffer_index("pointer", ptr)
                full_name = self.buffers[index[0]].data["full_name"]
                self.notifier.clear_record(full_name)
            self.switch_buffers.update_hot_buffers()
            self._hotlist = hotlist

    def _parse_nicklist(self, message):
        """Parse a WeeChat message with a buffer nicklist."""
        buffer_refresh = {}
        for obj in message.objects:
            if obj.objtype != 'hda' or \
               obj.value['path'][-1] != 'nicklist_item':
                continue
            group = '__root'
            for item in obj.value['items']:
                index = self._buffer_index("pointer", item['__path'][0])
                if index:
                    if not index[0] in buffer_refresh:
                        self.buffers[index[0]].nicklist = {}
                    buffer_refresh[index[0]] = True
                    if item['group']:
                        group = item['name']
                    self.buffers[index[0]].nicklist_add_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
        for index in buffer_refresh:
            self.buffers[index].nicklist_refresh()

    def _parse_nicklist_diff(self, message):
        """Parse a WeeChat message with a buffer nicklist diff."""
        buffer_refresh = {}
        for obj in message.objects:
            if obj.objtype != 'hda' or \
               obj.value['path'][-1] != 'nicklist_item':
                continue
            group = '__root'
            for item in obj.value['items']:
                index = self._buffer_index("pointer", item['__path'][0])
                if not index:
                    continue
                buffer_refresh[index[0]] = True
                if item['_diff'] == ord('^'):
                    group = item['name']
                elif item['_diff'] == ord('+'):
                    self.buffers[index[0]].nicklist_add_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
                elif item['_diff'] == ord('-'):
                    self.buffers[index[0]].nicklist_remove_item(
                        group, item['group'], item['name'])
                elif item['_diff'] == ord('*'):
                    self.buffers[index[0]].nicklist_update_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
        for index in buffer_refresh:
            self.buffers[index].nicklist_refresh()

    def _parse_buffer_opened(self, message):
        """Parse a WeeChat message with a new buffer (opened)."""
        focus_new_tabs = self.config.get("buffers", "focus_new_tabs")
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            for item in obj.value['items']:
                buf = self.create_buffer(item)
                index = self.find_buffer_index_for_insert(item['next_buffer'])
                self.insert_buffer(index, buf)
                name = buf.data['full_name']
                if name in self.requested_buffer_names:
                    self.requested_buffer_names.remove(name)
                    if focus_new_tabs == "requested":
                        self.switch_buffers.set_current_buffer(buf)
                if focus_new_tabs == "always":
                    self.switch_buffers.set_current_buffer(buf)

    def _parse_buffer(self, message):
        """Parse a WeeChat message with a buffer event
        (anything except a new buffer).
        """
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            for item in obj.value['items']:
                index = self._buffer_index("pointer", item['__path'][0])
                if not index:
                    continue
                index = index[0]
                if message.msgid == '_buffer_type_changed':
                    self.buffers[index].data['type'] = item['type']
                elif message.msgid in ('_buffer_moved', '_buffer_merged',
                                       '_buffer_unmerged'):
                    buf = self.buffers[index]
                    self._buffer_reorder_from_msg(buf, item, message.msgid)
                    self.remove_buffer(index)
                    index2 = self.find_buffer_index_for_insert(
                        item['next_buffer'])
                    self.insert_buffer(index2, buf)
                elif message.msgid == '_buffer_renamed':
                    self.buffers[index].data['full_name'] = item['full_name']
                    self.buffers[index].data['short_name'] = item['short_name']
                elif message.msgid == '_buffer_title_changed':
                    self.buffers[index].data['title'] = item['title']
                    self.buffers[index].update_title()
                elif message.msgid == '_buffer_cleared':
                    self.buffers[index].widget.chat.clear()
                elif message.msgid.startswith('_buffer_localvar_'):
                    self.buffers[index].data['local_variables'] = \
                        item['local_variables']
                    self.buffers[index].update_prompt()
                elif message.msgid == '_buffer_closing':
                    buf = self.buffers[index]
                    self._buffer_reorder_from_msg(buf, item, message.msgid)
                    self.remove_buffer(index)

    def _buffer_reorder_from_msg(self, buf, item, msgid):
        """Reorder all the buffer numbers in response to an action."""
        # buf is the buffer that was reorganized; item is what we know
        # post-reorganization. msgid is what happened.
        renumber_queue = []
        for b in self.buffers:
            n = b.data['number']
            if msgid in ['_buffer_moved', '_buffer_opened',
                         '_buffer_unmerged'] and n >= item['number']:
                renumber_queue.append((b, 1, None))
            if msgid in ['_buffer_moved', '_buffer_closing',
                         '_buffer_merged'] and n >= buf.data['number']:
                renumber_queue.append((b, -1, None))
            if msgid == '_buffer_moved' and n == item['number']:
                if n >= buf.data['number']:
                    renumber_queue.append((b, -1, None))
            if n == buf.data['number']:
                if msgid == '_buffer_closing' and b.pointer != buf.pointer:
                    return
                elif msgid == '_buffer_moved':
                    renumber_queue.append((b, None, item['number']))
        for b, mod, rep in renumber_queue:
            b.data['number'] = rep if rep else (b.data['number'] + mod)
        buf.data['number'] = item['number'] if 'number' in item else 0

    def parse_message(self, message):
        """Parse a WeeChat message."""
        if message.msgid.startswith('debug'):
            self.debug_display(0, '', '(debug message, ignored)')
        elif message.msgid == 'listbuffers':
            self._parse_listbuffers(message)
        elif message.msgid in ('listlines', '_buffer_line_added'):
            self._parse_line(message)
        elif message.msgid in ('_nicklist', 'nicklist'):
            self._parse_nicklist(message)
        elif message.msgid == '_nicklist_diff':
            self._parse_nicklist_diff(message)
        elif message.msgid == '_buffer_opened':
            self._parse_buffer_opened(message)
        elif message.msgid.startswith('_buffer_'):
            self._parse_buffer(message)
        elif message.msgid == '_upgrade':
            self.network.desync_weechat()
        elif message.msgid == '_upgrade_ended':
            self.network.sync_weechat()
        elif message.msgid == 'hotlist':
            self._parse_hotlist(message)
        elif message.msgid == '_pong':
            # Workaround for "hotlist" not being sent when empty before 1.6
            if self._last_msgid != "hotlist":
                self._parse_hotlist(message)
        elif message.msgid == 'id':
            self.network.set_info(message)
        self._last_msgid = message.msgid

    def create_buffer(self, item):
        """Create a new buffer."""
        buf = Buffer(item)
        buf.bufferInput.connect(self.buffer_input)
        buf.widget.input.bufferSwitchPrev.connect(
            self.switch_buffers.switch_prev_buffer)
        buf.widget.input.bufferSwitchNext.connect(
            self.switch_buffers.switch_next_buffer)
        buf.widget.input.bufferSwitchActive.connect(
            self.switch_buffers.switch_active_buffer)
        buf.widget.input.bufferSwitchActivePrevious.connect(
            self.switch_buffers.switch_active_buffer_previous)
        return buf

    def insert_buffer(self, index, buf):
        """Insert a buffer in list."""
        self.buffers.insert(index, buf)
        self.stacked_buffers.insertWidget(index, buf.widget)
        self.switch_buffers.insert(index, buf)

    def remove_buffer(self, index):
        """Remove a buffer."""
        self.switch_buffers.take(self.buffers[index])
        self.stacked_buffers.removeWidget(self.stacked_buffers.widget(index))
        self.buffers.pop(index)

    def find_buffer_index_for_insert(self, next_buffer):
        """Find position to insert a buffer in list."""
        index = -1
        if next_buffer == '0x0':
            index = len(self.buffers)
        else:
            index = self._buffer_index("pointer", next_buffer)
            if index:
                index = index[0]
        if index < 0:
            print('Warning: unable to find position for buffer, using end of '
                  'list by default')
            index = len(self.buffers)
        return index

    def _buffer_index(self, key, value):
        if key == "pointer":
            l = [i for i, b in enumerate(self.buffers) if b.pointer == value]
        else:
            l = [i for i, b in enumerate(self.buffers) if b.data[key] == value]
        return l

    def changeEvent(self, event):
        """Called when QWeeChat window state is changed."""
        QtGui.QMainWindow.changeEvent(self, event)
        if (self.config.getboolean("notifications", "minimize_to_tray") and
                event.type() == QtCore.QEvent.WindowStateChange and
                self.isMinimized()):
            self.hide()
            self.notifier.tray_icon.show()
            self.notifier.update(event)

    def showEvent(self, event):
        self.notifier.update(event)
        QtGui.QMainWindow.showEvent(self, event)

    def closeEvent(self, event):
        """Called when QWeeChat window is closed."""
        if self.config.getboolean("notifications", "close_to_tray"):
            self.hide()
            self.notifier.tray_icon.show()
            self.notifier.update(event)
            event.ignore()
            return
        self.network.disconnect_weechat()
        if self.debug_dialog:
            self.debug_dialog.close()
        config.write(self.config)
        QtGui.QMainWindow.closeEvent(self, event)
Beispiel #5
0
class MainWindow(QtGui.QMainWindow):
    """Main window."""
    def __init__(self, *args):
        QtGui.QMainWindow.__init__(*(self, ) + args)

        self.config = config.read()

        self.resize(1000, 600)
        self.setWindowTitle(NAME)

        self.debug_dialog = None
        self.debug_lines = []

        self.about_dialog = None
        self.connection_dialog = None
        self.preferences_dialog = None

        # network
        self.network = Network()
        self.network.statusChanged.connect(self._network_status_changed)
        self.network.messageFromWeechat.connect(self._network_weechat_msg)

        # list of buffers
        self.list_buffers = BufferListWidget()
        self.list_buffers.currentRowChanged.connect(self._buffer_switch)

        # default buffer
        self.buffers = [Buffer()]
        self.stacked_buffers = QtGui.QStackedWidget()
        self.stacked_buffers.addWidget(self.buffers[0].widget)

        # splitter with buffers + chat/input
        splitter = QtGui.QSplitter()
        splitter.addWidget(self.list_buffers)
        splitter.addWidget(self.stacked_buffers)

        self.setCentralWidget(splitter)

        if self.config.getboolean('look', 'statusbar'):
            self.statusBar().visible = True

        # actions for menu and toolbar
        actions_def = {
            'connect': [
                'network-connect.png', 'Connect to WeeChat', 'Ctrl+O',
                self.open_connection_dialog
            ],
            'disconnect': [
                'network-disconnect.png', 'Disconnect from WeeChat', 'Ctrl+D',
                self.network.disconnect_weechat
            ],
            'debug': [
                'edit-find.png', 'Debug console window', 'Ctrl+B',
                self.open_debug_dialog
            ],
            'preferences': [
                'preferences-other.png', 'Preferences', 'Ctrl+P',
                self.open_preferences_dialog
            ],
            'about':
            ['help-about.png', 'About', 'Ctrl+H', self.open_about_dialog],
            'save connection': [
                'document-save.png', 'Save connection configuration', 'Ctrl+S',
                self.save_connection
            ],
            'quit':
            ['application-exit.png', 'Quit application', 'Ctrl+Q', self.close],
        }
        self.actions = {}
        for name, action in list(actions_def.items()):
            self.actions[name] = QtGui.QAction(
                QtGui.QIcon(
                    resource_filename(__name__, 'data/icons/%s' % action[0])),
                name.capitalize(), self)
            self.actions[name].setStatusTip(action[1])
            self.actions[name].setShortcut(action[2])
            self.actions[name].triggered.connect(action[3])

        # menu
        self.menu = self.menuBar()
        menu_file = self.menu.addMenu('&File')
        menu_file.addActions([
            self.actions['connect'], self.actions['disconnect'],
            self.actions['preferences'], self.actions['save connection'],
            self.actions['quit']
        ])
        menu_window = self.menu.addMenu('&Window')
        menu_window.addAction(self.actions['debug'])
        menu_help = self.menu.addMenu('&Help')
        menu_help.addAction(self.actions['about'])
        self.network_status = QtGui.QLabel()
        self.network_status.setFixedHeight(20)
        self.network_status.setFixedWidth(200)
        self.network_status.setContentsMargins(0, 0, 10, 0)
        self.network_status.setAlignment(QtCore.Qt.AlignRight)
        if hasattr(self.menu, 'setCornerWidget'):
            self.menu.setCornerWidget(self.network_status,
                                      QtCore.Qt.TopRightCorner)
        self.network_status_set(self.network.status_disconnected)

        # toolbar
        toolbar = self.addToolBar('toolBar')
        toolbar.setToolButtonStyle(QtCore.Qt.ToolButtonTextUnderIcon)
        toolbar.addActions([
            self.actions['connect'], self.actions['disconnect'],
            self.actions['debug'], self.actions['preferences'],
            self.actions['about'], self.actions['quit']
        ])

        self.buffers[0].widget.input.setFocus()

        # open debug dialog
        if self.config.getboolean('look', 'debug'):
            self.open_debug_dialog()

        # auto-connect to relay
        if self.config.getboolean('relay', 'autoconnect'):
            self.network.connect_weechat(
                self.config.get('relay', 'server'),
                self.config.get('relay', 'port'),
                self.config.getboolean('relay', 'ssl'),
                self.config.get('relay', 'password'),
                self.config.get('relay', 'lines'))

        self.show()

    def _buffer_switch(self, index):
        """Switch to a buffer."""
        if index >= 0:
            self.stacked_buffers.setCurrentIndex(index)
            self.stacked_buffers.widget(index).input.setFocus()

    def buffer_input(self, full_name, text):
        """Send buffer input to WeeChat."""
        if self.network.is_connected():
            message = 'input %s %s\n' % (full_name, text)
            self.network.send_to_weechat(message)
            self.debug_display(0, '<==', message, forcecolor='#AA0000')

    def open_preferences_dialog(self):
        """Open a dialog with preferences."""
        # TODO: implement the preferences dialog box
        messages = ['Not yet implemented!', '']
        self.preferences_dialog = AboutDialog('Preferences', messages, self)

    def save_connection(self):
        """Save connection configuration."""
        if self.network:
            options = self.network.get_options()
            for option in options.keys():
                self.config.set('relay', option, options[option])

    def debug_display(self, *args, **kwargs):
        """Display a debug message."""
        self.debug_lines.append((args, kwargs))
        self.debug_lines = self.debug_lines[-DEBUG_NUM_LINES:]
        if self.debug_dialog:
            self.debug_dialog.chat.display(*args, **kwargs)

    def open_debug_dialog(self):
        """Open a dialog with debug messages."""
        if not self.debug_dialog:
            self.debug_dialog = DebugDialog(self)
            self.debug_dialog.input.textSent.connect(
                self.debug_input_text_sent)
            self.debug_dialog.finished.connect(self._debug_dialog_closed)
            self.debug_dialog.display_lines(self.debug_lines)
            self.debug_dialog.chat.scroll_bottom()

    def debug_input_text_sent(self, text):
        """Send debug buffer input to WeeChat."""
        if self.network.is_connected():
            text = str(text)
            pos = text.find(')')
            if text.startswith('(') and pos >= 0:
                text = '(debug_%s)%s' % (text[1:pos], text[pos + 1:])
            else:
                text = '(debug) %s' % text
            self.debug_display(0, '<==', text, forcecolor='#AA0000')
            self.network.send_to_weechat(text + '\n')

    def _debug_dialog_closed(self, result):
        """Called when debug dialog is closed."""
        self.debug_dialog = None

    def open_about_dialog(self):
        """Open a dialog with info about QWeeChat."""
        messages = [
            '<b>%s</b> %s' % (NAME, qweechat_version()),
            '&copy; 2011-2020 %s &lt;<a href="mailto:%s">%s</a>&gt;' %
            (AUTHOR, AUTHOR_MAIL, AUTHOR_MAIL), '',
            'Running with %s' %
            ('PySide' if qt_compat.uses_pyside else 'PyQt4'), '',
            'WeeChat site: <a href="%s">%s</a>' % (WEECHAT_SITE, WEECHAT_SITE),
            ''
        ]
        self.about_dialog = AboutDialog(NAME, messages, self)

    def open_connection_dialog(self):
        """Open a dialog with connection settings."""
        values = {}
        for option in ('server', 'port', 'ssl', 'password', 'lines'):
            values[option] = self.config.get('relay', option)
        self.connection_dialog = ConnectionDialog(values, self)
        self.connection_dialog.dialog_buttons.accepted.connect(
            self.connect_weechat)

    def connect_weechat(self):
        """Connect to WeeChat."""
        self.network.connect_weechat(
            self.connection_dialog.fields['server'].text(),
            self.connection_dialog.fields['port'].text(),
            self.connection_dialog.fields['ssl'].isChecked(),
            self.connection_dialog.fields['password'].text(),
            int(self.connection_dialog.fields['lines'].text()))
        self.connection_dialog.close()

    def _network_status_changed(self, status, extra):
        """Called when the network status has changed."""
        if self.config.getboolean('look', 'statusbar'):
            self.statusBar().showMessage(status)
        self.debug_display(0, '', status, forcecolor='#0000AA')
        self.network_status_set(status)

    def network_status_set(self, status):
        """Set the network status."""
        pal = self.network_status.palette()
        if status == self.network.status_connected:
            pal.setColor(self.network_status.foregroundRole(),
                         QtGui.QColor('green'))
        else:
            pal.setColor(self.network_status.foregroundRole(),
                         QtGui.QColor('#aa0000'))
        ssl = ' (SSL)' if status != self.network.status_disconnected \
              and self.network.is_ssl() else ''
        self.network_status.setPalette(pal)
        icon = self.network.status_icon(status)
        if icon:
            self.network_status.setText(
                '<img src="%s"> %s' %
                (resource_filename(__name__, 'data/icons/%s' % icon),
                 status.capitalize() + ssl))
        else:
            self.network_status.setText(status.capitalize())
        if status == self.network.status_disconnected:
            self.actions['connect'].setEnabled(True)
            self.actions['disconnect'].setEnabled(False)
        else:
            self.actions['connect'].setEnabled(False)
            self.actions['disconnect'].setEnabled(True)

    def _network_weechat_msg(self, message):
        """Called when a message is received from WeeChat."""
        self.debug_display(0,
                           '==>',
                           'message (%d bytes):\n%s' %
                           (len(message), protocol.hex_and_ascii(message, 20)),
                           forcecolor='#008800')
        try:
            proto = protocol.Protocol()
            message = proto.decode(str(message))
            if message.uncompressed:
                self.debug_display(
                    0,
                    '==>',
                    'message uncompressed (%d bytes):\n%s' %
                    (message.size_uncompressed,
                     protocol.hex_and_ascii(message.uncompressed, 20)),
                    forcecolor='#008800')
            self.debug_display(0, '', 'Message: %s' % message)
            self.parse_message(message)
        except:  # noqa: E722
            print('Error while decoding message from WeeChat:\n%s' %
                  traceback.format_exc())
            self.network.disconnect_weechat()

    def _parse_listbuffers(self, message):
        """Parse a WeeChat with list of buffers."""
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            self.list_buffers.clear()
            while self.stacked_buffers.count() > 0:
                buf = self.stacked_buffers.widget(0)
                self.stacked_buffers.removeWidget(buf)
            self.buffers = []
            for item in obj.value['items']:
                buf = self.create_buffer(item)
                self.insert_buffer(len(self.buffers), buf)
            self.list_buffers.setCurrentRow(0)
            self.buffers[0].widget.input.setFocus()

    def _parse_line(self, message):
        """Parse a WeeChat message with a buffer line."""
        for obj in message.objects:
            lines = []
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'line_data':
                continue
            for item in obj.value['items']:
                if message.msgid == 'listlines':
                    ptrbuf = item['__path'][0]
                else:
                    ptrbuf = item['buffer']
                index = [
                    i for i, b in enumerate(self.buffers)
                    if b.pointer() == ptrbuf
                ]
                if index:
                    lines.append((index[0], (item['date'], item['prefix'],
                                             item['message'])))
            if message.msgid == 'listlines':
                lines.reverse()
            for line in lines:
                self.buffers[line[0]].widget.chat.display(*line[1])

    def _parse_nicklist(self, message):
        """Parse a WeeChat message with a buffer nicklist."""
        buffer_refresh = {}
        for obj in message.objects:
            if obj.objtype != 'hda' or \
               obj.value['path'][-1] != 'nicklist_item':
                continue
            group = '__root'
            for item in obj.value['items']:
                index = [
                    i for i, b in enumerate(self.buffers)
                    if b.pointer() == item['__path'][0]
                ]
                if index:
                    if not index[0] in buffer_refresh:
                        self.buffers[index[0]].nicklist = {}
                    buffer_refresh[index[0]] = True
                    if item['group']:
                        group = item['name']
                    self.buffers[index[0]].nicklist_add_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
        for index in buffer_refresh:
            self.buffers[index].nicklist_refresh()

    def _parse_nicklist_diff(self, message):
        """Parse a WeeChat message with a buffer nicklist diff."""
        buffer_refresh = {}
        for obj in message.objects:
            if obj.objtype != 'hda' or \
               obj.value['path'][-1] != 'nicklist_item':
                continue
            group = '__root'
            for item in obj.value['items']:
                index = [
                    i for i, b in enumerate(self.buffers)
                    if b.pointer() == item['__path'][0]
                ]
                if not index:
                    continue
                buffer_refresh[index[0]] = True
                if item['_diff'] == ord('^'):
                    group = item['name']
                elif item['_diff'] == ord('+'):
                    self.buffers[index[0]].nicklist_add_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
                elif item['_diff'] == ord('-'):
                    self.buffers[index[0]].nicklist_remove_item(
                        group, item['group'], item['name'])
                elif item['_diff'] == ord('*'):
                    self.buffers[index[0]].nicklist_update_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
        for index in buffer_refresh:
            self.buffers[index].nicklist_refresh()

    def _parse_buffer_opened(self, message):
        """Parse a WeeChat message with a new buffer (opened)."""
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            for item in obj.value['items']:
                buf = self.create_buffer(item)
                index = self.find_buffer_index_for_insert(item['next_buffer'])
                self.insert_buffer(index, buf)

    def _parse_buffer(self, message):
        """Parse a WeeChat message with a buffer event
        (anything except a new buffer).
        """
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            for item in obj.value['items']:
                index = [
                    i for i, b in enumerate(self.buffers)
                    if b.pointer() == item['__path'][0]
                ]
                if not index:
                    continue
                index = index[0]
                if message.msgid == '_buffer_type_changed':
                    self.buffers[index].data['type'] = item['type']
                elif message.msgid in ('_buffer_moved', '_buffer_merged',
                                       '_buffer_unmerged'):
                    buf = self.buffers[index]
                    buf.data['number'] = item['number']
                    self.remove_buffer(index)
                    index2 = self.find_buffer_index_for_insert(
                        item['next_buffer'])
                    self.insert_buffer(index2, buf)
                elif message.msgid == '_buffer_renamed':
                    self.buffers[index].data['full_name'] = item['full_name']
                    self.buffers[index].data['short_name'] = item['short_name']
                elif message.msgid == '_buffer_title_changed':
                    self.buffers[index].data['title'] = item['title']
                    self.buffers[index].update_title()
                elif message.msgid == '_buffer_cleared':
                    self.buffers[index].widget.chat.clear()
                elif message.msgid.startswith('_buffer_localvar_'):
                    self.buffers[index].data['local_variables'] = \
                        item['local_variables']
                    self.buffers[index].update_prompt()
                elif message.msgid == '_buffer_closing':
                    self.remove_buffer(index)

    def parse_message(self, message):
        """Parse a WeeChat message."""
        if message.msgid.startswith('debug'):
            self.debug_display(0, '', '(debug message, ignored)')
        elif message.msgid == 'listbuffers':
            self._parse_listbuffers(message)
        elif message.msgid in ('listlines', '_buffer_line_added'):
            self._parse_line(message)
        elif message.msgid in ('_nicklist', 'nicklist'):
            self._parse_nicklist(message)
        elif message.msgid == '_nicklist_diff':
            self._parse_nicklist_diff(message)
        elif message.msgid == '_buffer_opened':
            self._parse_buffer_opened(message)
        elif message.msgid.startswith('_buffer_'):
            self._parse_buffer(message)
        elif message.msgid == '_upgrade':
            self.network.desync_weechat()
        elif message.msgid == '_upgrade_ended':
            self.network.sync_weechat()

    def create_buffer(self, item):
        """Create a new buffer."""
        buf = Buffer(item)
        buf.bufferInput.connect(self.buffer_input)
        buf.widget.input.bufferSwitchPrev.connect(
            self.list_buffers.switch_prev_buffer)
        buf.widget.input.bufferSwitchNext.connect(
            self.list_buffers.switch_next_buffer)
        return buf

    def insert_buffer(self, index, buf):
        """Insert a buffer in list."""
        self.buffers.insert(index, buf)
        self.list_buffers.insertItem(
            index, '%d. %s' %
            (buf.data['number'], buf.data['full_name'].decode('utf-8')))
        self.stacked_buffers.insertWidget(index, buf.widget)

    def remove_buffer(self, index):
        """Remove a buffer."""
        if self.list_buffers.currentRow == index and index > 0:
            self.list_buffers.setCurrentRow(index - 1)
        self.list_buffers.takeItem(index)
        self.stacked_buffers.removeWidget(self.stacked_buffers.widget(index))
        self.buffers.pop(index)

    def find_buffer_index_for_insert(self, next_buffer):
        """Find position to insert a buffer in list."""
        index = -1
        if next_buffer == '0x0':
            index = len(self.buffers)
        else:
            index = [
                i for i, b in enumerate(self.buffers)
                if b.pointer() == next_buffer
            ]
            if index:
                index = index[0]
        if index < 0:
            print('Warning: unable to find position for buffer, using end of '
                  'list by default')
            index = len(self.buffers)
        return index

    def closeEvent(self, event):
        """Called when QWeeChat window is closed."""
        self.network.disconnect_weechat()
        if self.debug_dialog:
            self.debug_dialog.close()
        config.write(self.config)
        QtGui.QMainWindow.closeEvent(self, event)
Beispiel #6
0
class MainWindow(QtGui.QMainWindow):
    """Main window."""

    def __init__(self, *args):
        QtGui.QMainWindow.__init__(*(self,) + args)

        self.config = config.read()

        self.resize(1000, 600)
        self.setWindowTitle(NAME)

        self.debug_dialog = None
        self.debug_lines = []

        self.about_dialog = None
        self.connection_dialog = None
        self.preferences_dialog = None

        # network
        self.network = Network()
        self.network.statusChanged.connect(self._network_status_changed)
        self.network.messageFromWeechat.connect(self._network_weechat_msg)

        # list of buffers
        self.list_buffers = BufferListWidget()
        self.list_buffers.currentRowChanged.connect(self._buffer_switch)

        # default buffer
        self.buffers = [Buffer()]
        self.stacked_buffers = QtGui.QStackedWidget()
        self.stacked_buffers.addWidget(self.buffers[0].widget)

        # splitter with buffers + chat/input
        splitter = QtGui.QSplitter()
        splitter.addWidget(self.list_buffers)
        splitter.addWidget(self.stacked_buffers)

        self.setCentralWidget(splitter)

        if self.config.getboolean('look', 'statusbar'):
            self.statusBar().visible = True

        # actions for menu and toolbar
        actions_def = {
            'connect': [
                'network-connect.png', 'Connect to WeeChat',
                'Ctrl+O', self.open_connection_dialog],
            'disconnect': [
                'network-disconnect.png', 'Disconnect from WeeChat',
                'Ctrl+D', self.network.disconnect_weechat],
            'debug': [
                'edit-find.png', 'Debug console window',
                'Ctrl+B', self.open_debug_dialog],
            'preferences': [
                'preferences-other.png', 'Preferences',
                'Ctrl+P', self.open_preferences_dialog],
            'about': [
                'help-about.png', 'About',
                'Ctrl+H', self.open_about_dialog],
            'save connection': [
                'document-save.png', 'Save connection configuration',
                'Ctrl+S', self.save_connection],
            'quit': [
                'application-exit.png', 'Quit application',
                'Ctrl+Q', self.close],
        }
        self.actions = {}
        for name, action in list(actions_def.items()):
            self.actions[name] = QtGui.QAction(
                QtGui.QIcon(
                    resource_filename(__name__, 'data/icons/%s' % action[0])),
                name.capitalize(), self)
            self.actions[name].setStatusTip(action[1])
            self.actions[name].setShortcut(action[2])
            self.actions[name].triggered.connect(action[3])

        # menu
        self.menu = self.menuBar()
        menu_file = self.menu.addMenu('&File')
        menu_file.addActions([self.actions['connect'],
                              self.actions['disconnect'],
                              self.actions['preferences'],
                              self.actions['save connection'],
                              self.actions['quit']])
        menu_window = self.menu.addMenu('&Window')
        menu_window.addAction(self.actions['debug'])
        menu_help = self.menu.addMenu('&Help')
        menu_help.addAction(self.actions['about'])
        self.network_status = QtGui.QLabel()
        self.network_status.setFixedHeight(20)
        self.network_status.setFixedWidth(200)
        self.network_status.setContentsMargins(0, 0, 10, 0)
        self.network_status.setAlignment(QtCore.Qt.AlignRight)
        if hasattr(self.menu, 'setCornerWidget'):
            self.menu.setCornerWidget(self.network_status,
                                      QtCore.Qt.TopRightCorner)
        self.network_status_set(self.network.status_disconnected)

        # toolbar
        toolbar = self.addToolBar('toolBar')
        toolbar.setToolButtonStyle(QtCore.Qt.ToolButtonTextUnderIcon)
        toolbar.addActions([self.actions['connect'],
                            self.actions['disconnect'],
                            self.actions['debug'],
                            self.actions['preferences'],
                            self.actions['about'],
                            self.actions['quit']])

        self.buffers[0].widget.input.setFocus()

        # open debug dialog
        if self.config.getboolean('look', 'debug'):
            self.open_debug_dialog()

        # auto-connect to relay
        if self.config.getboolean('relay', 'autoconnect'):
            self.network.connect_weechat(self.config.get('relay', 'server'),
                                         self.config.get('relay', 'port'),
                                         self.config.getboolean('relay',
                                                                'ssl'),
                                         self.config.get('relay', 'password'),
                                         self.config.get('relay', 'lines'))

        self.show()

    def _buffer_switch(self, index):
        """Switch to a buffer."""
        if index >= 0:
            self.stacked_buffers.setCurrentIndex(index)
            self.stacked_buffers.widget(index).input.setFocus()

    def buffer_input(self, full_name, text):
        """Send buffer input to WeeChat."""
        if self.network.is_connected():
            message = 'input %s %s\n' % (full_name, text)
            self.network.send_to_weechat(message)
            self.debug_display(0, '<==', message, forcecolor='#AA0000')

    def open_preferences_dialog(self):
        """Open a dialog with preferences."""
        # TODO: implement the preferences dialog box
        messages = ['Not yet implemented!',
                    '']
        self.preferences_dialog = AboutDialog('Preferences', messages, self)

    def save_connection(self):
        """Save connection configuration."""
        if self.network:
            options = self.network.get_options()
            for option in options.keys():
                self.config.set('relay', option, options[option])

    def debug_display(self, *args, **kwargs):
        """Display a debug message."""
        self.debug_lines.append((args, kwargs))
        self.debug_lines = self.debug_lines[-DEBUG_NUM_LINES:]
        if self.debug_dialog:
            self.debug_dialog.chat.display(*args, **kwargs)

    def open_debug_dialog(self):
        """Open a dialog with debug messages."""
        if not self.debug_dialog:
            self.debug_dialog = DebugDialog(self)
            self.debug_dialog.input.textSent.connect(
                self.debug_input_text_sent)
            self.debug_dialog.finished.connect(self._debug_dialog_closed)
            self.debug_dialog.display_lines(self.debug_lines)
            self.debug_dialog.chat.scroll_bottom()

    def debug_input_text_sent(self, text):
        """Send debug buffer input to WeeChat."""
        if self.network.is_connected():
            text = str(text)
            pos = text.find(')')
            if text.startswith('(') and pos >= 0:
                text = '(debug_%s)%s' % (text[1:pos], text[pos+1:])
            else:
                text = '(debug) %s' % text
            self.debug_display(0, '<==', text, forcecolor='#AA0000')
            self.network.send_to_weechat(text + '\n')

    def _debug_dialog_closed(self, result):
        """Called when debug dialog is closed."""
        self.debug_dialog = None

    def open_about_dialog(self):
        """Open a dialog with info about QWeeChat."""
        messages = ['<b>%s</b> %s' % (NAME, qweechat_version()),
                    '&copy; 2011-2016 %s &lt;<a href="mailto:%s">%s</a>&gt;'
                    % (AUTHOR, AUTHOR_MAIL, AUTHOR_MAIL),
                    '',
                    'Running with %s' % ('PySide' if qt_compat.uses_pyside
                                         else 'PyQt4'),
                    '',
                    'WeeChat site: <a href="%s">%s</a>'
                    % (WEECHAT_SITE, WEECHAT_SITE),
                    '']
        self.about_dialog = AboutDialog(NAME, messages, self)

    def open_connection_dialog(self):
        """Open a dialog with connection settings."""
        values = {}
        for option in ('server', 'port', 'ssl', 'password', 'lines'):
            values[option] = self.config.get('relay', option)
        self.connection_dialog = ConnectionDialog(values, self)
        self.connection_dialog.dialog_buttons.accepted.connect(
            self.connect_weechat)

    def connect_weechat(self):
        """Connect to WeeChat."""
        self.network.connect_weechat(
            self.connection_dialog.fields['server'].text(),
            self.connection_dialog.fields['port'].text(),
            self.connection_dialog.fields['ssl'].isChecked(),
            self.connection_dialog.fields['password'].text(),
            int(self.connection_dialog.fields['lines'].text()))
        self.connection_dialog.close()

    def _network_status_changed(self, status, extra):
        """Called when the network status has changed."""
        if self.config.getboolean('look', 'statusbar'):
            self.statusBar().showMessage(status)
        self.debug_display(0, '', status, forcecolor='#0000AA')
        self.network_status_set(status)

    def network_status_set(self, status):
        """Set the network status."""
        pal = self.network_status.palette()
        if status == self.network.status_connected:
            pal.setColor(self.network_status.foregroundRole(),
                         QtGui.QColor('green'))
        else:
            pal.setColor(self.network_status.foregroundRole(),
                         QtGui.QColor('#aa0000'))
        ssl = ' (SSL)' if status != self.network.status_disconnected \
              and self.network.is_ssl() else ''
        self.network_status.setPalette(pal)
        icon = self.network.status_icon(status)
        if icon:
            self.network_status.setText(
                '<img src="%s"> %s' %
                (resource_filename(__name__, 'data/icons/%s' % icon),
                 status.capitalize() + ssl))
        else:
            self.network_status.setText(status.capitalize())
        if status == self.network.status_disconnected:
            self.actions['connect'].setEnabled(True)
            self.actions['disconnect'].setEnabled(False)
        else:
            self.actions['connect'].setEnabled(False)
            self.actions['disconnect'].setEnabled(True)

    def _network_weechat_msg(self, message):
        """Called when a message is received from WeeChat."""
        self.debug_display(0, '==>',
                           'message (%d bytes):\n%s'
                           % (len(message),
                              protocol.hex_and_ascii(message, 20)),
                           forcecolor='#008800')
        try:
            proto = protocol.Protocol()
            message = proto.decode(str(message))
            if message.uncompressed:
                self.debug_display(
                    0, '==>',
                    'message uncompressed (%d bytes):\n%s'
                    % (message.size_uncompressed,
                       protocol.hex_and_ascii(message.uncompressed, 20)),
                    forcecolor='#008800')
            self.debug_display(0, '', 'Message: %s' % message)
            self.parse_message(message)
        except:
            print('Error while decoding message from WeeChat:\n%s'
                  % traceback.format_exc())
            self.network.disconnect_weechat()

    def _parse_listbuffers(self, message):
        """Parse a WeeChat with list of buffers."""
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            self.list_buffers.clear()
            while self.stacked_buffers.count() > 0:
                buf = self.stacked_buffers.widget(0)
                self.stacked_buffers.removeWidget(buf)
            self.buffers = []
            for item in obj.value['items']:
                buf = self.create_buffer(item)
                self.insert_buffer(len(self.buffers), buf)
            self.list_buffers.setCurrentRow(0)
            self.buffers[0].widget.input.setFocus()

    def _parse_line(self, message):
        """Parse a WeeChat message with a buffer line."""
        for obj in message.objects:
            lines = []
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'line_data':
                continue
            for item in obj.value['items']:
                if message.msgid == 'listlines':
                    ptrbuf = item['__path'][0]
                else:
                    ptrbuf = item['buffer']
                index = [i for i, b in enumerate(self.buffers)
                         if b.pointer() == ptrbuf]
                if index:
                    lines.append(
                        (index[0],
                         (item['date'], item['prefix'],
                          item['message']))
                    )
            if message.msgid == 'listlines':
                lines.reverse()
            for line in lines:
                self.buffers[line[0]].widget.chat.display(*line[1])

    def _parse_nicklist(self, message):
        """Parse a WeeChat message with a buffer nicklist."""
        buffer_refresh = {}
        for obj in message.objects:
            if obj.objtype != 'hda' or \
               obj.value['path'][-1] != 'nicklist_item':
                continue
            group = '__root'
            for item in obj.value['items']:
                index = [i for i, b in enumerate(self.buffers)
                         if b.pointer() == item['__path'][0]]
                if index:
                    if not index[0] in buffer_refresh:
                        self.buffers[index[0]].nicklist = {}
                    buffer_refresh[index[0]] = True
                    if item['group']:
                        group = item['name']
                    self.buffers[index[0]].nicklist_add_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
        for index in buffer_refresh:
            self.buffers[index].nicklist_refresh()

    def _parse_nicklist_diff(self, message):
        """Parse a WeeChat message with a buffer nicklist diff."""
        buffer_refresh = {}
        for obj in message.objects:
            if obj.objtype != 'hda' or \
               obj.value['path'][-1] != 'nicklist_item':
                continue
            group = '__root'
            for item in obj.value['items']:
                index = [i for i, b in enumerate(self.buffers)
                         if b.pointer() == item['__path'][0]]
                if not index:
                    continue
                buffer_refresh[index[0]] = True
                if item['_diff'] == ord('^'):
                    group = item['name']
                elif item['_diff'] == ord('+'):
                    self.buffers[index[0]].nicklist_add_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
                elif item['_diff'] == ord('-'):
                    self.buffers[index[0]].nicklist_remove_item(
                        group, item['group'], item['name'])
                elif item['_diff'] == ord('*'):
                    self.buffers[index[0]].nicklist_update_item(
                        group, item['group'], item['prefix'], item['name'],
                        item['visible'])
        for index in buffer_refresh:
            self.buffers[index].nicklist_refresh()

    def _parse_buffer_opened(self, message):
        """Parse a WeeChat message with a new buffer (opened)."""
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            for item in obj.value['items']:
                buf = self.create_buffer(item)
                index = self.find_buffer_index_for_insert(item['next_buffer'])
                self.insert_buffer(index, buf)

    def _parse_buffer(self, message):
        """Parse a WeeChat message with a buffer event
        (anything except a new buffer).
        """
        for obj in message.objects:
            if obj.objtype != 'hda' or obj.value['path'][-1] != 'buffer':
                continue
            for item in obj.value['items']:
                index = [i for i, b in enumerate(self.buffers)
                         if b.pointer() == item['__path'][0]]
                if not index:
                    continue
                index = index[0]
                if message.msgid == '_buffer_type_changed':
                    self.buffers[index].data['type'] = item['type']
                elif message.msgid in ('_buffer_moved', '_buffer_merged',
                                       '_buffer_unmerged'):
                    buf = self.buffers[index]
                    buf.data['number'] = item['number']
                    self.remove_buffer(index)
                    index2 = self.find_buffer_index_for_insert(
                        item['next_buffer'])
                    self.insert_buffer(index2, buf)
                elif message.msgid == '_buffer_renamed':
                    self.buffers[index].data['full_name'] = item['full_name']
                    self.buffers[index].data['short_name'] = item['short_name']
                elif message.msgid == '_buffer_title_changed':
                    self.buffers[index].data['title'] = item['title']
                    self.buffers[index].update_title()
                elif message.msgid == '_buffer_cleared':
                    self.buffers[index].widget.chat.clear()
                elif message.msgid.startswith('_buffer_localvar_'):
                    self.buffers[index].data['local_variables'] = \
                        item['local_variables']
                    self.buffers[index].update_prompt()
                elif message.msgid == '_buffer_closing':
                    self.remove_buffer(index)

    def parse_message(self, message):
        """Parse a WeeChat message."""
        if message.msgid.startswith('debug'):
            self.debug_display(0, '', '(debug message, ignored)')
        elif message.msgid == 'listbuffers':
            self._parse_listbuffers(message)
        elif message.msgid in ('listlines', '_buffer_line_added'):
            self._parse_line(message)
        elif message.msgid in ('_nicklist', 'nicklist'):
            self._parse_nicklist(message)
        elif message.msgid == '_nicklist_diff':
            self._parse_nicklist_diff(message)
        elif message.msgid == '_buffer_opened':
            self._parse_buffer_opened(message)
        elif message.msgid.startswith('_buffer_'):
            self._parse_buffer(message)
        elif message.msgid == '_upgrade':
            self.network.desync_weechat()
        elif message.msgid == '_upgrade_ended':
            self.network.sync_weechat()

    def create_buffer(self, item):
        """Create a new buffer."""
        buf = Buffer(item)
        buf.bufferInput.connect(self.buffer_input)
        buf.widget.input.bufferSwitchPrev.connect(
            self.list_buffers.switch_prev_buffer)
        buf.widget.input.bufferSwitchNext.connect(
            self.list_buffers.switch_next_buffer)
        return buf

    def insert_buffer(self, index, buf):
        """Insert a buffer in list."""
        self.buffers.insert(index, buf)
        self.list_buffers.insertItem(index, '%d. %s'
                                     % (buf.data['number'],
                                        buf.data['full_name'].decode('utf-8')))
        self.stacked_buffers.insertWidget(index, buf.widget)

    def remove_buffer(self, index):
        """Remove a buffer."""
        if self.list_buffers.currentRow == index and index > 0:
            self.list_buffers.setCurrentRow(index - 1)
        self.list_buffers.takeItem(index)
        self.stacked_buffers.removeWidget(self.stacked_buffers.widget(index))
        self.buffers.pop(index)

    def find_buffer_index_for_insert(self, next_buffer):
        """Find position to insert a buffer in list."""
        index = -1
        if next_buffer == '0x0':
            index = len(self.buffers)
        else:
            index = [i for i, b in enumerate(self.buffers)
                     if b.pointer() == next_buffer]
            if index:
                index = index[0]
        if index < 0:
            print('Warning: unable to find position for buffer, using end of '
                  'list by default')
            index = len(self.buffers)
        return index

    def closeEvent(self, event):
        """Called when QWeeChat window is closed."""
        self.network.disconnect_weechat()
        if self.debug_dialog:
            self.debug_dialog.close()
        config.write(self.config)
        QtGui.QMainWindow.closeEvent(self, event)