import RNS import urwid import nomadnet from datetime import datetime from nomadnet.Directory import DirectoryEntry from nomadnet.vendor.additional_urwid_widgets import IndicativeListBox, MODIFIER_KEY class NetworkDisplayShortcuts(): def __init__(self, app): self.app = app self.widget = urwid.AttrMap(urwid.Text("[C-\u2191\u2193] Navigate announces"), "shortcutbar") class DialogLineBox(urwid.LineBox): def keypress(self, size, key): if key == "esc": self.delegate.update_conversation_list() else: return super(DialogLineBox, self).keypress(size, key) class ListEntry(urwid.Text): _selectable = True signals = ["click"] def keypress(self, size, key): """ Send 'click' signal on 'activate' command. """ if self._command_map[key] != urwid.ACTIVATE: return key self._emit('click') def mouse_event(self, size, event, button, x, y, focus): """ Send 'click' signal on button 1 press. """ if button != 1 or not urwid.util.is_mouse_press(event): return False self._emit('click') return True class AnnounceInfo(urwid.WidgetWrap): def __init__(self, announce, parent, app): self.app = nomadnet.NomadNetworkApp.get_shared_instance() self.parent = self.app.ui.main_display.sub_displays.network_display source_hash = announce[1] time_format = app.time_format dt = datetime.fromtimestamp(announce[0]) ts_string = dt.strftime(time_format) trust_level = self.app.directory.trust_level(source_hash) trust_str = "" display_str = self.app.directory.simplest_display_str(source_hash) addr_str = "<"+RNS.hexrep(source_hash, delimit=False)+">" try: data_str = announce[2].decode("utf-8") data_style = "" if trust_level != DirectoryEntry.TRUSTED and len(data_str) > 32: data_str = data_str[:32]+" [...]" except Exception as e: data_str = "Decode failed" data_style = "list_untrusted" if trust_level == DirectoryEntry.UNTRUSTED: trust_str = "Untrusted" symbol = "\u2715" style = "list_untrusted" elif trust_level == DirectoryEntry.UNKNOWN: trust_str = "Unknown" symbol = "?" style = "list_unknown" elif trust_level == DirectoryEntry.TRUSTED: trust_str = "Trusted" symbol = "\u2713" style = "list_trusted" elif trust_level == DirectoryEntry.WARNING: trust_str = "Warning" symbol = "\u26A0" style = "list_warning" else: trust_str = "Untrusted" symbol = "\u26A0" style = "list_untrusted" def show_announce_stream(sender): options = self.parent.left_pile.options(height_type="weight", height_amount=1) self.parent.left_pile.contents[1] = (AnnounceStream(self.app, self.parent), options) def converse(sender): show_announce_stream(None) try: existing_conversations = nomadnet.Conversation.conversation_list(self.app) source_hash_text = RNS.hexrep(source_hash, delimit=False) display_name = data_str if not source_hash_text in [c[0] for c in existing_conversations]: entry = DirectoryEntry(source_hash, display_name, trust_level) self.app.directory.remember(entry) new_conversation = nomadnet.Conversation(source_hash_text, nomadnet.NomadNetworkApp.get_shared_instance(), initiator=True) self.app.ui.main_display.sub_displays.conversations_display.update_conversation_list() self.app.ui.main_display.sub_displays.conversations_display.display_conversation(None, source_hash_text) self.app.ui.main_display.show_conversations(None) except Exception as e: RNS.log("Error while starting conversation from announce. The contained exception was: "+str(e), RNS.LOG_ERROR) pile = urwid.Pile([ urwid.Text("Addr : "+addr_str, align="left"), urwid.Text("Name : "+display_str, align="left"), urwid.Text(["Trust : ", (style, trust_str)], align="left"), urwid.Divider("\u2504"), urwid.Text(["Announce Data: \n", (data_style, data_str)], align="left"), urwid.Divider("\u2504"), urwid.Columns([("weight", 0.45, urwid.Button("Back", on_press=show_announce_stream)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("Converse", on_press=converse))]) ]) self.display_widget = urwid.Filler(pile, valign="top", height="pack") urwid.WidgetWrap.__init__(self, urwid.LineBox(self.display_widget, title="Announce Info")) class AnnounceStreamEntry(urwid.WidgetWrap): def __init__(self, app, announce): timestamp = announce[0] source_hash = announce[1] self.app = app self.timestamp = timestamp time_format = app.time_format dt = datetime.fromtimestamp(self.timestamp) ts_string = dt.strftime(time_format) trust_level = self.app.directory.trust_level(source_hash) display_str = self.app.directory.simplest_display_str(source_hash) if trust_level == DirectoryEntry.UNTRUSTED: symbol = "\u2715" style = "list_untrusted" focus_style = "list_focus_untrusted" elif trust_level == DirectoryEntry.UNKNOWN: symbol = "?" style = "list_unknown" focus_style = "list_focus" elif trust_level == DirectoryEntry.TRUSTED: symbol = "\u2713" style = "list_trusted" focus_style = "list_focus_trusted" elif trust_level == DirectoryEntry.WARNING: symbol = "\u26A0" style = "list_warning" focus_style = "list_focus" else: symbol = "\u26A0" style = "list_untrusted" focus_style = "list_focus_untrusted" widget = ListEntry(ts_string+" "+display_str) urwid.connect_signal(widget, "click", self.display_announce, announce) self.display_widget = urwid.AttrMap(widget, style, focus_style) urwid.WidgetWrap.__init__(self, self.display_widget) def display_announce(self, event, announce): parent = self.app.ui.main_display.sub_displays.network_display info_widget = AnnounceInfo(announce, parent, self.app) options = parent.left_pile.options(height_type="weight", height_amount=1) parent.left_pile.contents[1] = (info_widget, options) class AnnounceStream(urwid.WidgetWrap): def __init__(self, app, parent): self.app = app self.parent = parent self.started = False self.timeout = self.app.config["textui"]["animation_interval"]*2 self.ilb = None self.added_entries = [] self.widget_list = [] self.update_widget_list() wlt = [AnnounceStreamEntry(self.app, e) for e in self.app.directory.announce_stream] self.ilb = IndicativeListBox( self.widget_list, #wlt, on_selection_change=self.list_selection, initialization_is_selection_change=False, modifier_key=MODIFIER_KEY.CTRL, #highlight_offFocus="list_off_focus" ) self.display_widget = self.ilb urwid.WidgetWrap.__init__(self, urwid.LineBox(self.display_widget, title="Announce Stream")) def rebuild_widget_list(self): self.added_entries = [] self.widget_list = [] self.update_widget_list() def update_widget_list(self): new_entries = [] for e in self.app.directory.announce_stream: if not e[0] in self.added_entries: self.added_entries.insert(0, e[0]) new_entries.insert(0, e) new_widgets = [AnnounceStreamEntry(self.app, e) for e in new_entries] for nw in new_widgets: self.widget_list.insert(0, nw) if len(new_widgets) > 0: if self.ilb != None: self.ilb.set_body(self.widget_list) def list_selection(self, arg1, arg2): pass def update(self): self.update_widget_list() def update_callback(self, loop=None, user_data=None): self.update() if self.started: self.app.ui.loop.set_alarm_in(self.timeout, self.update_callback) def start(self): was_started = self.started self.started = True if not was_started: self.update_callback() def stop(self): self.started = False class SelectText(urwid.Text): _selectable = True signals = ["click"] def keypress(self, size, key): """ Send 'click' signal on 'activate' command. """ if self._command_map[key] != urwid.ACTIVATE: return key self._emit('click') def mouse_event(self, size, event, button, x, y, focus): """ Send 'click' signal on button 1 press. """ if button != 1 or not urwid.util.is_mouse_press(event): return False self._emit('click') return True class KnownNodes(urwid.WidgetWrap): def __init__(self, app): self.app = app self.node_list = app.directory.known_nodes() self.ilb = IndicativeListBox( self.make_node_widgets(), on_selection_change=self.node_list_selection, initialization_is_selection_change=False, highlight_offFocus="list_off_focus" ) if len(self.node_list) > 0: self.display_widget = self.ilb widget_style = None self.no_content = False else: self.no_content = True widget_style = "inactive_text" self.display_widget = urwid.Pile([urwid.Text(("warning_text", "- i -\n"), align="center"), SelectText(("warning_text", "Currently, no nodes are known\n\n"), align="center")]) urwid.WidgetWrap.__init__(self, urwid.AttrMap(urwid.LineBox(self.display_widget, title="Known Nodes"), widget_style)) def keypress(self, size, key): if key == "up" and (self.no_content or self.ilb.top_is_visible): nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header") return super(KnownNodes, self).keypress(size, key) def node_list_selection(self, arg1, arg2): pass def make_node_widgets(self): widget_list = [] for node_entry in self.node_list: # TODO: Implement this widget_list.append(ListEntry("Node "+RNS.prettyhexrep(node_entry.source_hash))) # TODO: Sort list return widget_list class AnnounceTime(urwid.WidgetWrap): def __init__(self, app): self.started = False self.app = app self.timeout = self.app.config["textui"]["animation_interval"] self.display_widget = urwid.Text("") self.update_time() urwid.WidgetWrap.__init__(self, self.display_widget) def update_time(self): self.last_announce_string = "Never" if self.app.peer_settings["last_announce"] != None: self.last_announce_string = pretty_date(int(self.app.peer_settings["last_announce"])) self.display_widget.set_text("Last Announce : "+self.last_announce_string) def update_time_callback(self, loop=None, user_data=None): self.update_time() if self.started: self.app.ui.loop.set_alarm_in(self.timeout, self.update_time_callback) def start(self): was_started = self.started self.started = True if not was_started: self.update_time_callback() def stop(self): self.started = False class LocalPeer(urwid.WidgetWrap): announce_timer = None def __init__(self, app, parent): self.app = app self.parent = parent self.dialog_open = False display_name = self.app.lxmf_destination.display_name if display_name == None: display_name = "" t_id = urwid.Text("Addr : "+RNS.hexrep(self.app.lxmf_destination.hash, delimit=False)) e_name = urwid.Edit(caption="Name : ", edit_text=display_name) def save_query(sender): def dismiss_dialog(sender): self.dialog_open = False self.parent.left_pile.contents[3] = (LocalPeer(self.app, self.parent), options) self.app.set_display_name(e_name.get_edit_text()) dialog = DialogLineBox( urwid.Pile([ urwid.Text("\n\n\nSaved\n\n", align="center"), urwid.Button("OK", on_press=dismiss_dialog) ]), title="i" ) dialog.delegate = self bottom = self #overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=4, right=4) overlay = dialog options = self.parent.left_pile.options(height_type="pack", height_amount=None) self.dialog_open = True self.parent.left_pile.contents[3] = (overlay, options) def announce_query(sender): def dismiss_dialog(sender): self.dialog_open = False options = self.parent.left_pile.options(height_type="pack", height_amount=None) self.parent.left_pile.contents[3] = (LocalPeer(self.app, self.parent), options) self.app.announce_now() dialog = DialogLineBox( urwid.Pile([ urwid.Text("\n\n\nAnnounce Sent\n\n", align="center"), urwid.Button("OK", on_press=dismiss_dialog) ]), title="i" ) dialog.delegate = self bottom = self #overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=4, right=4) overlay = dialog self.dialog_open = True options = self.parent.left_pile.options(height_type="pack", height_amount=None) self.parent.left_pile.contents[3] = (overlay, options) def node_settings_query(sender): options = self.parent.left_pile.options(height_type="pack", height_amount=None) self.parent.left_pile.contents[3] = (self.parent.node_settings_display, options) if LocalPeer.announce_timer == None: self.t_last_announce = AnnounceTime(self.app) LocalPeer.announce_timer = self.t_last_announce else: self.t_last_announce = LocalPeer.announce_timer self.t_last_announce.update_time() announce_button = urwid.Button("Announce Now", on_press=announce_query) self.display_widget = urwid.Pile( [ t_id, e_name, urwid.Divider("\u2504"), self.t_last_announce, announce_button, urwid.Divider("\u2504"), urwid.Columns([("weight", 0.45, urwid.Button("Save", on_press=save_query)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("Node Cfg", on_press=node_settings_query))]) ] ) urwid.WidgetWrap.__init__(self, urwid.LineBox(self.display_widget, title="Local Peer Info")) def start(self): self.t_last_announce.start() class NodeSettings(urwid.WidgetWrap): def __init__(self, app, parent): self.app = app self.parent = parent def show_peer_info(sender): options = self.parent.left_pile.options(height_type="pack", height_amount=None) self.parent.left_pile.contents[3] = (LocalPeer(self.app, self.parent), options) widget_style = "inactive_text" pile = urwid.Pile([ urwid.Text("- i -\n", align="center"), urwid.Text("\nNode Hosting currently unavailable\n\n", align="center"), urwid.Padding(urwid.Button("Back", on_press=show_peer_info), "center", "pack") ]) self.display_widget = pile urwid.WidgetWrap.__init__(self, urwid.AttrMap(urwid.LineBox(self.display_widget, title="Node Settings"), widget_style)) class UpdatingText(urwid.WidgetWrap): def __init__(self, app, title, value_method, append_text=""): self.started = False self.app = app self.timeout = self.app.config["textui"]["animation_interval"]*5 self.display_widget = urwid.Text("") self.value = None self.value_method = value_method self.title = title self.append_text = append_text self.update() urwid.WidgetWrap.__init__(self, self.display_widget) def update(self): self.value = self.value_method() self.display_widget.set_text(self.title+str(self.value)+str(self.append_text)) def update_callback(self, loop=None, user_data=None): self.update() if self.started: self.app.ui.loop.set_alarm_in(self.timeout, self.update_callback) def start(self): was_started = self.started self.started = True if not was_started: self.update_callback() def stop(self): self.started = False class NetworkStats(urwid.WidgetWrap): def __init__(self, app, parent): self.app = app self.parent = parent def get_num_peers(): return self.app.directory.number_of_known_peers(lookback_seconds=30*60) def get_num_nodes(): return self.app.directory.number_of_known_nodes() self.w_heard_peers = UpdatingText(self.app, "Heard Peers: ", get_num_peers, append_text=" (last 30m)") self.w_known_nodes = UpdatingText(self.app, "Known Nodes: ", get_num_nodes) pile = urwid.Pile([ self.w_heard_peers, self.w_known_nodes, ]) self.display_widget = urwid.LineBox(pile, title="Network Stats") urwid.WidgetWrap.__init__(self, self.display_widget) def start(self): self.w_heard_peers.start() self.w_known_nodes.start() class NetworkDisplay(): list_width = 0.33 def __init__(self, app): self.app = app self.known_nodes_display = KnownNodes(self.app) self.network_stats_display = NetworkStats(self.app, self) self.announce_stream_display = AnnounceStream(self.app, self) self.local_peer_display = LocalPeer(self.app, self) self.node_settings_display = NodeSettings(self.app, self) self.left_pile = urwid.Pile([ ("pack", self.known_nodes_display), ("weight", 1, self.announce_stream_display), ("pack", self.network_stats_display), ("pack", self.local_peer_display), ]) self.left_area = self.left_pile self.right_area = urwid.AttrMap(urwid.LineBox(urwid.Filler(urwid.Text("Disconnected\n\u2190 \u2192", align="center"), "middle"), title="Remote Node"), "inactive_text") self.columns = urwid.Columns( [ ("weight", NetworkDisplay.list_width, self.left_area), ("weight", 1-NetworkDisplay.list_width, self.right_area) ], dividechars=0, focus_column=0 ) self.shortcuts_display = NetworkDisplayShortcuts(self.app) self.widget = self.columns def start(self): self.local_peer_display.start() self.network_stats_display.start() self.announce_stream_display.start() def shortcuts(self): return self.shortcuts_display def directory_change_callback(self): self.announce_stream_display.rebuild_widget_list() def pretty_date(time=False): """ Get a datetime object or a int() Epoch timestamp and return a pretty string like 'an hour ago', 'Yesterday', '3 months ago', 'just now', etc """ from datetime import datetime now = datetime.now() if type(time) is int: diff = now - datetime.fromtimestamp(time) elif isinstance(time,datetime): diff = now - time elif not time: diff = now - now second_diff = diff.seconds day_diff = diff.days if day_diff < 0: return '' if day_diff == 0: if second_diff < 10: return "just now" if second_diff < 60: return str(second_diff) + " seconds ago" if second_diff < 120: return "a minute ago" if second_diff < 3600: return str(int(second_diff / 60)) + " minutes ago" if second_diff < 7200: return "an hour ago" if second_diff < 86400: return str(int(second_diff / 3600)) + " hours ago" if day_diff == 1: return "Yesterday" if day_diff < 7: return str(day_diff) + " days ago" if day_diff < 31: return str(int(day_diff / 7)) + " weeks ago" if day_diff < 365: return str(int(day_diff / 30)) + " months ago" return str(int(day_diff / 365)) + " years ago"