Updated versions

dozkerize build

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,11 @@
+blank_issues_enabled: false
+contact_links:
+  - name: ✨ Feature Request or Idea
+    url: https://github.com/markqvist/Reticulum/discussions/new?category=ideas
+    about: Propose and discuss features and ideas
+  - name: 💬 Questions, Help & Discussion
+    about: Ask anything, or get help
+    url: https://github.com/markqvist/Reticulum/discussions/new/choose
+  - name: 📖 Read the Reticulum Manual
+    url: https://markqvist.github.io/Reticulum/manual/
+    about: The complete documentation for Reticulum

.github/ISSUE_TEMPLATE/🐛-bug-report.md

@@ -0,0 +1,35 @@
+---
+name: "\U0001F41B Bug Report"
+about: Report a reproducible bug
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Read the Contribution Guidelines**
+Before creating a bug report on this issue tracker, you **must** read the [Contribution Guidelines](https://github.com/markqvist/Reticulum/blob/master/Contributing.md). Issues that do not follow the contribution guidelines **will be deleted without comment**.
+
+- The issue tracker is used by developers of this project. **Do not use it to ask general questions, or for support requests**.
+- Ideas and feature requests can be made on the [Discussions](https://github.com/markqvist/Reticulum/discussions). **Only** feature requests accepted by maintainers and developers are tracked and included on the issue tracker. **Do not post feature requests here**.
+- After reading the [Contribution Guidelines](https://github.com/markqvist/Reticulum/blob/master/Contributing.md), delete this section from your bug report.
+
+**Describe the Bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Describe in detail how to reproduce the bug.
+
+**Expected Behavior**
+A clear and concise description of what you expected to happen.
+
+**Logs & Screenshots**
+Please include any relevant log output. If applicable, also add screenshots to help explain your problem.
+
+**System Information**
+- OS and version
+- Python version
+- Program version
+
+**Additional context**
+Add any other context about the problem here.

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11-rc-alpine3.14 as build
+FROM python:3.12-alpine as build
 
 RUN apk add --no-cache build-base linux-headers libffi-dev cargo
 
@@ -8,10 +8,10 @@ ENV PATH="/opt/venv/bin:$PATH"
 RUN pip3 install setuptools-rust pyopenssl cryptography
 
 COPY . /app/
-RUN cd /app/ && python3 setup.py install
+RUN cd /app/ && pip3 install .
 
 # Use multi-stage build, as we don't need rust compilation on the final image
-FROM python:3.11-rc-alpine3.14
+FROM python:3.12-alpine
 
 LABEL org.opencontainers.image.documentation="https://github.com/markqvist/NomadNet#nomad-network-daemon-with-docker"
 

Dockerfile.build

@@ -0,0 +1,32 @@
+FROM python:alpine
+LABEL authors="Petr Blaha petr.blaha@cleverdata.cz"
+USER root
+RUN apk update
+RUN apk add  build-base libffi-dev cargo pkgconfig   linux-headers py3-virtualenv
+
+RUN addgroup -S myuser && adduser -S -G myuser myuser
+USER myuser
+WORKDIR /home/myuser
+
+RUN pip install --upgrade pip
+RUN pip install setuptools-rust pyopenssl cryptography
+
+
+ENV PATH="/home/myuser/.local/bin:${PATH}"
+
+################### BEGIN NomadNet ###########################################
+
+COPY --chown=myuser:myuser requirements.txt requirements.txt
+
+RUN pip install --user -r requirements.txt
+
+
+COPY --chown=myuser:myuser . .
+
+#Python create virtual environment
+RUN virtualenv /home/myuser/NomadNet/venv
+RUN source /home/myuser/NomadNet/venv/bin/activate
+
+RUN make all
+
+################### END NomadNet ###########################################

Dockerfile.howto

@@ -0,0 +1,6 @@
+# Run docker command one by one(all four), it will build NomadNet artifact and copy to dist directory.
+# No need to build locally and install dependencies
+docker build -t nomadnetdockerimage -f Dockerfile.build .
+docker run -d -it --name nomadnetdockercontainer nomadnetdockerimage /bin/sh
+docker cp nomadnetdockercontainer:/home/myuser/dist .
+docker rm -f nomadnetdockercontainer

README.md

@@ -22,9 +22,6 @@ If you'd rather want to use an LXMF client with a graphical user interface, you
  - An easy to use and bandwidth efficient markup language for writing pages
  - Page caching in browser
 
-## Current Status
-The current version of the program should be considered a beta release. The program works well, but there will most probably be bugs and possibly sub-optimal performance in some scenarios. On the other hand, this is the ideal time to have an influence on the direction of the development of Nomad Network. To do so, join the discussion, report bugs and request features here on the GitHub project.
-
 ## How do I get started?
 The easiest way to install Nomad Network is via pip:
 
@@ -121,6 +118,23 @@ $ docker run -d \
 $ docker run -i ghcr.io/markqvist/nomadnet:master --daemon --console
 ```
 
+## Tools & Extensions
+
+Nomad Network is a very flexible and extensible platform, and a variety of community-provided tools, utilities and node-side extensions exist:
+
+- [NomadForum](https://codeberg.org/AutumnSpark1226/nomadForum) ([GitHub mirror](https://github.com/AutumnSpark1226/nomadForum))
+- [NomadForecast](https://github.com/faragher/NomadForecast)
+- [micron-blog](https://github.com/randogoth/micron-blog)
+- [md2mu](https://github.com/randogoth/md2mu)
+- [Any2MicronConverter](https://github.com/SebastianObi/Any2MicronConverter)
+- [Some nomadnet page examples](https://github.com/SebastianObi/NomadNet-Pages)
+- [More nomadnet page examples](https://github.com/epenguins/NomadNet_pages)
+- [LXMF-Bot](https://github.com/randogoth/lxmf-bot)
+- [LXMF Messageboard](https://github.com/chengtripp/lxmf_messageboard)
+- [LXMEvent](https://github.com/faragher/LXMEvent)
+- [POPR](https://github.com/faragher/POPR)
+- [LXMF Tools](https://github.com/SebastianObi/LXMF-Tools)
+
 ## Help & Discussion
 
 For help requests, discussion, sharing ideas or anything else related to Nomad Network, please have a look at the [Nomad Network discussions pages](https://github.com/markqvist/Reticulum/discussions/categories/nomad-network).
@@ -134,11 +148,11 @@ You can help support the continued development of open, free and private communi
   ```
 - Ethereum
   ```
-  0x81F7B979fEa6134bA9FD5c701b3501A2e61E897a
+  0xFDabC71AC4c0C78C95aDDDe3B4FA19d6273c5E73
   ```
 - Bitcoin
   ```
-  3CPmacGm34qYvR6XWLVEJmi2aNe3PZqUuq
+  35G9uWVzrpJJibzUwpNUQGQNFzLirhrYAH
   ```
 - Ko-Fi: https://ko-fi.com/markqvist
 

nomadnet/Conversation.py

@@ -142,7 +142,7 @@ class Conversation:
 
         self.__changed_callback = None
 
-        if not RNS.Transport.has_path(bytes.fromhex(source_hash)):
+        if not RNS.Identity.recall(bytes.fromhex(self.source_hash)):
             RNS.Transport.request_path(bytes.fromhex(source_hash))
 
         self.source_identity = RNS.Identity.recall(bytes.fromhex(self.source_hash))

nomadnet/Directory.py

@@ -90,7 +90,10 @@ class Directory:
 
                 entries = {}
                 for e in unpacked_list:
-                        
+
+                    if e[1] == None:
+                        e[1] = "Undefined"
+
                     if len(e) > 3:
                         hosts_node = e[3]
                     else:
@@ -254,11 +257,12 @@ class Directory:
             if announced_display_name == None:
                 return self.directory_entries[source_hash].trust_level
             else:
-                for entry in self.directory_entries:
+                if not self.directory_entries[source_hash].trust_level == DirectoryEntry.TRUSTED:
-                    e = self.directory_entries[entry]
+                    for entry in self.directory_entries:
-                    if e.display_name == announced_display_name:
+                        e = self.directory_entries[entry]
-                        if e.source_hash != source_hash:
+                        if e.display_name == announced_display_name:
-                            return DirectoryEntry.WARNING
+                            if e.source_hash != source_hash:
+                                return DirectoryEntry.WARNING
 
                 return self.directory_entries[source_hash].trust_level
         else:
@@ -375,4 +379,4 @@ class DirectoryEntry:
             self.hosts_node   = hosts_node
             self.identify     = identify_on_connect
         else:
-            raise TypeError("Attempt to add invalid source hash to directory")
+            raise TypeError("Attempt to add invalid source hash to directory")

nomadnet/Node.py

@@ -15,7 +15,11 @@ class Node:
         self.identity = self.app.identity
         self.destination = RNS.Destination(self.identity, RNS.Destination.IN, RNS.Destination.SINGLE, "nomadnetwork", "node")
         self.last_announce = time.time()
+        self.last_file_refresh = time.time()
+        self.last_page_refresh = time.time()
         self.announce_interval = self.app.node_announce_interval
+        self.page_refresh_interval = self.app.page_refresh_interval
+        self.file_refresh_interval = self.app.file_refresh_interval
         self.job_interval = Node.JOB_INTERVAL
         self.should_run_jobs = True
         self.app_data = None
@@ -46,6 +50,8 @@ class Node:
 
 
     def register_pages(self):
+        # TODO: Deregister previously registered pages
+        # that no longer exist.
         self.servedpages = []
         self.scan_pages(self.app.pagespath)
 
@@ -65,6 +71,8 @@ class Node:
             )
 
     def register_files(self):
+        # TODO: Deregister previously registered files
+        # that no longer exist.
         self.servedfiles = []
         self.scan_files(self.app.filespath)
 
@@ -222,6 +230,16 @@ class Node:
             
             if now > self.last_announce + self.announce_interval*60:
                 self.announce()
+                
+            if self.page_refresh_interval > 0:
+                if now > self.last_page_refresh + self.page_refresh_interval*60:
+                    self.register_pages()
+                    self.last_page_refresh = time.time()
+
+            if self.file_refresh_interval > 0:
+                if now > self.last_file_refresh + self.file_refresh_interval*60:
+                    self.register_files()
+                    self.last_file_refresh = time.time()
 
             time.sleep(self.job_interval)
 

nomadnet/NomadNetworkApp.py

@@ -115,14 +115,20 @@ class NomadNetworkApp:
 
         self.downloads_path    = os.path.expanduser("~/Downloads")
 
-        self.firstrun          = False
+        self.firstrun               = False
-        self.should_run_jobs   = True
+        self.should_run_jobs        = True
-        self.job_interval      = 5
+        self.job_interval           = 5
-        self.defer_jobs        = 90
+        self.defer_jobs             = 90
+        self.page_refresh_interval  = 0
+        self.file_refresh_interval  = 0
 
         self.peer_announce_at_start  = True
         self.try_propagation_on_fail = True
         self.disable_propagation     = False
+        self.notify_on_new_message   = True
+
+        self.lxmf_max_propagation_size = None
+        self.lxmf_max_incoming_size    = None
 
         self.periodic_lxmf_sync = True
         self.lxmf_sync_interval = 360*60
@@ -280,7 +286,11 @@ class NomadNetworkApp:
 
         self.directory = nomadnet.Directory(self)
 
-        self.message_router = LXMF.LXMRouter(identity = self.identity, storagepath = self.storagepath, autopeer = True)
+        self.message_router = LXMF.LXMRouter(
+            identity = self.identity, storagepath = self.storagepath, autopeer = True,
+            propagation_limit = self.lxmf_max_propagation_size, delivery_limit = self.lxmf_max_incoming_size,
+        )
+
         self.message_router.register_delivery_callback(self.lxmf_delivery)
 
         for destination_hash in self.ignored_list:
@@ -427,16 +437,24 @@ class NomadNetworkApp:
             return "Receiving messages"
         elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_RESPONSE_RECEIVED:
             return "Messages received"
+        elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_NO_PATH:
+            return "No path to node"
+        elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_LINK_FAILED:
+            return "Link establisment failed"
+        elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_TRANSFER_FAILED:
+            return "Sync request failed"
+        elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_NO_IDENTITY_RCVD:
+            return "Remote got no identity"
+        elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_NO_ACCESS:
+            return "Node rejected request"
+        elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_FAILED:
+            return "Sync failed"
         elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_COMPLETE:
             new_msgs = self.message_router.propagation_transfer_last_result
             if new_msgs == 0:
                 return "Done, no new messages"
             else:
                 return "Downloaded "+str(new_msgs)+" new messages"
-        elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_NO_IDENTITY_RCVD:
-            return "Node did not receive identification"
-        elif self.message_router.propagation_transfer_state == LXMF.LXMRouter.PR_NO_ACCESS:
-            return "Node did not allow request"
         else:
             return "Unknown"
 
@@ -536,6 +554,9 @@ class NomadNetworkApp:
 
         nomadnet.Conversation.ingest(message, self)
 
+        if self.notify_on_new_message:
+            self.notify_message_recieved()
+
         if self.should_print(message):
             self.print_message(message)
 
@@ -639,6 +660,11 @@ class NomadNetworkApp:
             if os.path.isfile(self.conversationpath + "/" + source_hash + "/unread"):
                 os.unlink(self.conversationpath + "/" + source_hash + "/unread")
 
+    def notify_message_recieved(self):
+        if self.uimode == nomadnet.ui.UI_TEXT:
+            sys.stdout.write("\a")
+            sys.stdout.flush()
+
     def clear_tmp_dir(self):
         if os.path.isdir(self.tmpfilespath):
             for file in os.listdir(self.tmpfilespath):
@@ -712,10 +738,22 @@ class NomadNetworkApp:
                     else:
                         self.lxmf_sync_limit = None
 
+                if option == "max_accepted_size":
+                    value = self.config["client"].as_float(option)    
+
+                    if value > 0:
+                        self.lxmf_max_incoming_size = value
+                    else:
+                        self.lxmf_max_incoming_size = 500
+
                 if option == "compact_announce_stream":
                     value = self.config["client"].as_bool(option)
                     self.compact_stream = value
 
+                if option == "notify_on_new_message":
+                    value = self.config["client"].as_bool(option)
+                    self.notify_on_new_message = value
+
                 if option == "user_interface":
                     value = value.lower()
                     if value == "none":
@@ -806,6 +844,14 @@ class NomadNetworkApp:
             else:
                 self.disable_propagation = self.config["node"].as_bool("disable_propagation")
 
+            if not "max_transfer_size" in self.config["node"]:
+                self.lxmf_max_propagation_size = 256
+            else:
+                value = self.config["node"].as_float("max_transfer_size")
+                if value < 1:
+                    value = 1
+                self.lxmf_max_propagation_size = value
+
             if not "announce_at_start" in self.config["node"]:
                 self.node_announce_at_start = False
             else:
@@ -819,12 +865,30 @@ class NomadNetworkApp:
                 if value < 1:
                     value = 1
                 self.node_announce_interval = value
-
+                
             if "pages_path" in self.config["node"]:
                 self.pagespath = self.config["node"]["pages_path"]
+                
+            if not "page_refresh_interval" in self.config["node"]:
+                self.page_refresh_interval = 0
+            else:
+                value = self.config["node"].as_int("page_refresh_interval")
+                if value < 0:
+                    value = 0
+                self.page_refresh_interval = value
+                
 
             if "files_path" in self.config["node"]:
                 self.filespath = self.config["node"]["files_path"]
+                
+            if not "file_refresh_interval" in self.config["node"]:
+                self.file_refresh_interval = 0
+            else:
+                value = self.config["node"].as_int("file_refresh_interval")
+                if value < 0:
+                    value = 0
+                self.file_refresh_interval = value
+                
 
             if "prioritise_destinations" in self.config["node"]:
                 self.prioritised_lxmf_destinations = self.config["node"].as_list("prioritise_destinations")
@@ -925,6 +989,7 @@ destination = file
 enable_client = yes
 user_interface = text
 downloads_path = ~/Downloads
+notify_on_new_message = yes
 
 # By default, the peer is announced at startup
 # to let other peers reach it immediately.
@@ -952,6 +1017,13 @@ lxmf_sync_interval = 360
 # the limit, and download everything every time.
 lxmf_sync_limit = 8
 
+# The maximum accepted unpacked size for mes-
+# sages received directly from other peers,
+# specified in kilobytes. Messages larger than
+# this will be rejected before the transfer
+# begins.
+max_accepted_size = 500
+
 # The announce stream will only show one entry
 # per destination or node by default. You can
 # change this to show as many announces as have
@@ -1040,6 +1112,18 @@ announce_at_start = Yes
 # and defaults to 2 gigabytes.
 # message_storage_limit = 2000
 
+# The maximum accepted transfer size per in-
+# coming propagation transfer, in kilobytes.
+# This also sets the upper limit for the size
+# of single messages accepted onto this node.
+#
+# If a node wants to propagate a larger number
+# of messages to this node, than what can fit
+# within this limit, it will prioritise sending
+# the smallest, newest messages first, and try
+# with any remaining messages at a later point.
+max_transfer_size = 256
+
 # You can tell the LXMF message router to
 # prioritise storage for one or more
 # destinations. If the message store reaches
@@ -1049,6 +1133,22 @@ announce_at_start = Yes
 # and generally you do not need to use it.
 # prioritise_destinations = 41d20c727598a3fbbdf9106133a3a0ed, d924b81822ca24e68e2effea99bcb8cf
 
+# Automatic rescan interval of the pages directory in minutes.
+# Default: int = 0 (no rescan)
+page_refresh_interval = 0
+
+# You can specify the interval in minutes for
+# rescanning the hosted pages path. By default,
+# this option is disabled, and the pages path
+# will only be scanned on startup.
+# page_refresh_interval = 0
+
+# You can specify the interval in minutes for
+# rescanning the hosted files path. By default,
+# this option is disabled, and the files path
+# will only be scanned on startup.
+# file_refresh_interval = 0
+
 [printing]
 
 # You can configure Nomad Network to print

nomadnet/_version.py

@@ -1 +1 @@
-__version__ = "0.4.0"
+__version__ = "0.4.9"

nomadnet/ui/TextUI.py

@@ -97,10 +97,10 @@ GLYPHSETS = {
 }
 
 if platform.system() == "Darwin":
-    urm_char = " \uf0e0 "
+    urm_char = " \uf0e0"
     ur_char = "\uf0e0 "
 else:
-    urm_char = " \uf003 "
+    urm_char = " \uf003"
     ur_char = "\uf003 "
 
 GLYPHS = {
@@ -115,17 +115,17 @@ GLYPHS = {
     ("arrow_u",         "/\\",       "\u2191",      "\u2191"),
     ("arrow_d",         "\\/",       "\u2193",      "\u2193"),
     ("warning",         "!",         "\u26a0",      "\uf12a"),
-    ("info",            "i",         "\u2139",      "\ufb4d"),
+    ("info",            "i",         "\u2139",      "\U000f064e"),
     ("unread",          "[!]",       "\u2709",      ur_char),
     ("divider1",        "-",         "\u2504",      "\u2504"),
     ("peer",            "[P]",       "\u24c5 ",     "\uf415"),
-    ("node",            "[N]",       "\u24c3 ",     "\uf502"),
+    ("node",            "[N]",       "\u24c3 ",     "\U000f0002"),
     ("page",            "",          "\u25a4 ",     "\uf719 "),
-    ("speed",           "",          "\u25F7 ",     "\uf9c4"),
+    ("speed",           "",          "\u25F7 ",     "\U000f04c5 "),
-    ("decoration_menu", " +",        " +",          " \uf93a"),
+    ("decoration_menu", " +",        " +",          " \U000f043b"),
     ("unread_menu",     " !",        " \u2709",     urm_char),
     ("globe",           "",          "",            "\uf484"),
-    ("sent",            "/\\",       "\u2191",      "\ufbf4"),
+    ("sent",            "/\\",       "\u2191",      "\U000f0cd8"),
     ("papermsg",        "P",         "\u25a4",      "\uf719"),
     ("qrcode",          "QR",        "\u25a4",      "\uf029"),
 }

nomadnet/ui/textui/Browser.py

@@ -27,13 +27,13 @@ class BrowserFrame(urwid.Frame):
             self.delegate.save_node_dialog()
         elif key == "ctrl g":
             nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.sub_displays.network_display.toggle_fullscreen()
-        elif self.get_focus() == "body":
+        elif self.focus_position == "body":
             if key == "down" or key == "up":
                 try:
                     if hasattr(self.delegate, "page_pile") and self.delegate.page_pile:
                         def df(loop, user_data):
                             st = None
-                            nf = self.delegate.page_pile.get_focus()
+                            nf = self.delegate.page_pile.focus
                             if hasattr(nf, "key_timeout"):
                                 st = nf
                             elif hasattr(nf, "original_widget"):
@@ -279,7 +279,10 @@ class Browser:
         self.browser_footer = urwid.Text("")
 
         self.page_pile = None
-        self.browser_body = urwid.Filler(urwid.Text("Disconnected\n"+self.g["arrow_l"]+"  "+self.g["arrow_r"], align="center"), "middle")
+        self.browser_body = urwid.Filler(
+            urwid.Text("Disconnected\n"+self.g["arrow_l"]+"  "+self.g["arrow_r"], align=urwid.CENTER),
+            urwid.MIDDLE,
+        )
 
         self.frame = BrowserFrame(self.browser_body, header=self.browser_header, footer=self.browser_footer)
         self.frame.delegate = self
@@ -306,28 +309,29 @@ class Browser:
             self.update_display()
 
         columns = urwid.Columns([
-            ("weight", 0.5, urwid.Text(" ")),
+            (urwid.WEIGHT, 0.5, urwid.Text(" ")),
             (8, urwid.Button("Back", on_press=back_action)),
-            ("weight", 0.5, urwid.Text(" "))
+            (urwid.WEIGHT, 0.5, urwid.Text(" ")),
         ])
 
         if len(self.attr_maps) > 0:
             pile = urwid.Pile([
-                    urwid.Text("!\n\n"+self.status_text()+"\n", align="center"),
+                urwid.Text("!\n\n"+self.status_text()+"\n", align=urwid.CENTER),
-                    columns
+                columns
             ])
         else:
-            pile = urwid.Pile([
+            pile = urwid.Pile([urwid.Text("!\n\n"+self.status_text(), align=urwid.CENTER)])
-                    urwid.Text("!\n\n"+self.status_text(), align="center")
-            ])
 
-        return urwid.Filler(pile, "middle")
+        return urwid.Filler(pile, urwid.MIDDLE)
     
     def update_display(self):
         if self.status == Browser.DISCONECTED:
             self.display_widget.set_attr_map({None: "inactive_text"})
             self.page_pile = None
-            self.browser_body = urwid.Filler(urwid.Text("Disconnected\n"+self.g["arrow_l"]+"  "+self.g["arrow_r"], align="center"), "middle")
+            self.browser_body = urwid.Filler(
+                urwid.Text("Disconnected\n"+self.g["arrow_l"]+"  "+self.g["arrow_r"], align=urwid.CENTER),
+                urwid.MIDDLE,
+            )
             self.browser_footer = urwid.Text("")
             self.browser_header = urwid.Text("")
             self.linebox.set_title("Remote Node")
@@ -354,7 +358,10 @@ class Browser:
             
             elif self.status <= Browser.REQUEST_SENT:
                 if len(self.attr_maps) == 0:
-                    self.browser_body = urwid.Filler(urwid.Text("Retrieving\n["+self.current_url()+"]", align="center"), "middle")
+                    self.browser_body = urwid.Filler(
+                        urwid.Text("Retrieving\n["+self.current_url()+"]", align=urwid.CENTER),
+                        urwid.MIDDLE,
+                    )
 
                 self.browser_footer = self.make_status_widget()
             
@@ -517,7 +524,7 @@ class Browser:
                 self.status = Browser.PATH_REQUESTED
                 self.update_display()
 
-                pr_time = time.time()
+                pr_time = time.time()+RNS.Transport.first_hop_timeout(self.destination_hash)
                 while not RNS.Transport.has_path(self.destination_hash):
                     now = time.time()
                     if now > pr_time+self.timeout:
@@ -608,7 +615,7 @@ class Browser:
             self.load_page()
 
     def close_dialogs(self):
-        options = self.delegate.columns.options("weight", self.delegate.right_area_width)
+        options = self.delegate.columns.options(urwid.WEIGHT, self.delegate.right_area_width)
         self.delegate.columns.contents[1] = (self.display_widget, options)
 
     def url_dialog(self):
@@ -629,7 +636,11 @@ class Browser:
         dialog = UrlDialogLineBox(
             urwid.Pile([
                 e_url,
-                urwid.Columns([("weight", 0.45, urwid.Button("Cancel", on_press=dismiss_dialog)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("Go", on_press=confirmed))])
+                urwid.Columns([
+                    (urwid.WEIGHT, 0.45, urwid.Button("Cancel", on_press=dismiss_dialog)),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.45, urwid.Button("Go", on_press=confirmed)),
+                ])
             ]), title="Enter URL"
         )
         e_url.confirmed = confirmed
@@ -637,46 +648,72 @@ class Browser:
         dialog.delegate = self
         bottom = self.display_widget
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 65), valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(
+            dialog,
+            bottom,
+            align=urwid.CENTER,
+            width=(urwid.RELATIVE, 65),
+            valign=urwid.MIDDLE,
+            height=urwid.PACK,
+            left=2,
+            right=2,
+        )
 
-        options = self.delegate.columns.options("weight", self.delegate.right_area_width)
+        options = self.delegate.columns.options(urwid.WEIGHT, self.delegate.right_area_width)
         self.delegate.columns.contents[1] = (overlay, options)
         self.delegate.columns.focus_position = 1
 
     def save_node_dialog(self):
-        def dismiss_dialog(sender):
+        if self.destination_hash != None:
-            self.close_dialogs()
+            try:
+                def dismiss_dialog(sender):
+                    self.close_dialogs()
 
-        display_name = RNS.Identity.recall_app_data(self.destination_hash)
+                display_name = RNS.Identity.recall_app_data(self.destination_hash)
-        disp_str = ""
+                disp_str = ""
-        if display_name != None:
+                if display_name != None:
-            display_name = display_name.decode("utf-8")
+                    display_name = display_name.decode("utf-8")
-            disp_str = " \""+display_name+"\""
+                    disp_str = " \""+display_name+"\""
-            
+                    
-        def confirmed(sender):
+                def confirmed(sender):
-            node_entry = DirectoryEntry(self.destination_hash, display_name=display_name, hosts_node=True)
+                    node_entry = DirectoryEntry(self.destination_hash, display_name=display_name, hosts_node=True)
-            self.app.directory.remember(node_entry)
+                    self.app.directory.remember(node_entry)
-            self.app.ui.main_display.sub_displays.network_display.directory_change_callback()
+                    self.app.ui.main_display.sub_displays.network_display.directory_change_callback()
 
-            self.close_dialogs()
+                    self.close_dialogs()
 
-        dialog = UrlDialogLineBox(
+                dialog = UrlDialogLineBox(
-            urwid.Pile([
+                    urwid.Pile([
-                urwid.Text("Save connected node"+disp_str+" "+RNS.prettyhexrep(self.destination_hash)+" to Known Nodes?\n"),
+                        urwid.Text("Save connected node"+disp_str+" "+RNS.prettyhexrep(self.destination_hash)+" to Known Nodes?\n"),
-                urwid.Columns([("weight", 0.45, urwid.Button("Cancel", on_press=dismiss_dialog)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("Save", on_press=confirmed))])
+                        urwid.Columns([
-            ]), title="Save Node"
+                            (urwid.WEIGHT, 0.45, urwid.Button("Cancel", on_press=dismiss_dialog)),
-        )
+                            (urwid.WEIGHT, 0.1, urwid.Text("")),
+                            (urwid.WEIGHT, 0.45, urwid.Button("Save", on_press=confirmed)),
+                        ])
+                    ]), title="Save Node"
+                )
 
-        dialog.confirmed = confirmed
+                dialog.confirmed = confirmed
-        dialog.delegate = self
+                dialog.delegate = self
-        bottom = self.display_widget
+                bottom = self.display_widget
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 50), valign="middle", height="pack", left=2, right=2)
+                overlay = urwid.Overlay(
+                    dialog,
+                    bottom,
+                    align=urwid.CENTER,
+                    width=(urwid.RELATIVE, 50),
+                    valign=urwid.MIDDLE,
+                    height=urwid.PACK,
+                    left=2,
+                    right=2,
+                )
 
-        options = self.delegate.columns.options("weight", self.delegate.right_area_width)
+                options = self.delegate.columns.options(urwid.WEIGHT, self.delegate.right_area_width)
-        self.delegate.columns.contents[1] = (overlay, options)
+                self.delegate.columns.contents[1] = (overlay, options)
-        self.delegate.columns.focus_position = 1
+                self.delegate.columns.focus_position = 1
 
+            except Exception as e:
+                pass
 
     def load_page(self):
         if self.request_data == None:
@@ -770,7 +807,7 @@ class Browser:
                 self.status = Browser.PATH_REQUESTED
                 self.update_display()
 
-                pr_time = time.time()
+                pr_time = time.time()+RNS.Transport.first_hop_timeout(self.destination_hash)
                 while not RNS.Transport.has_path(self.destination_hash):
                     now = time.time()
                     if now > pr_time+self.timeout:
@@ -976,7 +1013,10 @@ class Browser:
         try:
             file_name = request_receipt.response[0]
             file_data = request_receipt.response[1]
-            file_destination = self.app.downloads_path+"/"+file_name
+            file_destination_name = file_name.split("/")
+            file_destination_name = file_destination_name[len(file_destination_name)-1]
+            file_destination = self.app.downloads_path+"/"+file_destination_name
+
             
             counter = 0
             while os.path.isfile(file_destination):

nomadnet/ui/textui/Config.py

@@ -12,13 +12,13 @@ class ConfigDisplayShortcuts():
 class ConfigFiller(urwid.WidgetWrap):
     def __init__(self, widget, app):
         self.app = app
-        self.filler = urwid.Filler(widget, "top")
+        self.filler = urwid.Filler(widget, urwid.TOP)
-        urwid.WidgetWrap.__init__(self, self.filler)
+        super().__init__(self.filler)
 
 
     def keypress(self, size, key):
         if key == "up":
-            self.app.ui.main_display.frame.set_focus("header")
+            self.app.ui.main_display.frame.focus_position = "header"
             
         return super(ConfigFiller, self).keypress(size, key)
 
@@ -31,12 +31,20 @@ class ConfigDisplay():
             self.editor_term = EditorTerminal(self.app, self)
             self.widget = urwid.LineBox(self.editor_term)
             self.app.ui.main_display.update_active_sub_display()
-            self.app.ui.main_display.frame.set_focus("body")
+            self.app.ui.main_display.frame.focus_position = "body"
             self.editor_term.term.change_focus(True)
 
         pile = urwid.Pile([
-            urwid.Text(("body_text", "\nTo change the configuration, edit the config file located at:\n\n"+self.app.configpath+"\n\nRestart Nomad Network for changes to take effect\n"), align="center"),
+            urwid.Text(
-            urwid.Padding(urwid.Button("Open Editor", on_press=open_editor), width=15, align="center"),
+                (
+                    "body_text",
+                    "\nTo change the configuration, edit the config file located at:\n\n"
+                    +self.app.configpath
+                    +"\n\nRestart Nomad Network for changes to take effect\n",
+                ),
+                align=urwid.CENTER,
+            ),
+            urwid.Padding(urwid.Button("Open Editor", on_press=open_editor), width=15, align=urwid.CENTER),
         ])
 
         self.config_explainer = ConfigFiller(pile, self.app)
@@ -71,11 +79,11 @@ class EditorTerminal(urwid.WidgetWrap):
 
         urwid.connect_signal(self.term, 'closed', quit_term)
 
-        urwid.WidgetWrap.__init__(self, self.term)
+        super().__init__(self.term)
 
 
     def keypress(self, size, key):
         # TODO: Decide whether there should be a way to get out while editing
         #if key == "up":
-        #    nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header")   
+        #    nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.focus_position = "header"
         return super(EditorTerminal, self).keypress(size, key)

nomadnet/ui/textui/Conversations.py

@@ -37,9 +37,9 @@ class ConversationsArea(urwid.LineBox):
         elif key == "ctrl g":
             self.delegate.toggle_fullscreen()
         elif key == "tab":
-            self.delegate.app.ui.main_display.frame.set_focus("header")
+            self.delegate.app.ui.main_display.frame.focus_position = "header"
         elif key == "up" and (self.delegate.ilb.first_item_is_selected() or self.delegate.ilb.body_is_empty()):
-            self.delegate.app.ui.main_display.frame.set_focus("header")
+            self.delegate.app.ui.main_display.frame.focus_position = "header"
         else:
             return super(ConversationsArea, self).keypress(size, key)
 
@@ -69,10 +69,10 @@ class ConversationsDisplay():
 
         self.columns_widget = urwid.Columns(
             [
-                # ("weight", ConversationsDisplay.list_width, self.listbox),
+                # (urwid.WEIGHT, ConversationsDisplay.list_width, self.listbox),
-                # ("weight", 1-ConversationsDisplay.list_width, self.make_conversation_widget(None))
+                # (urwid.WEIGHT, 1-ConversationsDisplay.list_width, self.make_conversation_widget(None))
                 (ConversationsDisplay.given_list_width, self.listbox),
-                ("weight", 1, self.make_conversation_widget(None))
+                (urwid.WEIGHT, 1, self.make_conversation_widget(None))
             ],
             dividechars=0, focus_column=0, box_columns=[0]
         )
@@ -105,7 +105,7 @@ class ConversationsDisplay():
             highlight_offFocus="list_off_focus"
         )
 
-        self.listbox = ConversationsArea(urwid.Filler(self.ilb, height=("relative", 100)), title="Conversations")
+        self.listbox = ConversationsArea(urwid.Filler(self.ilb, height=urwid.RELATIVE_100), title="Conversations")
         self.listbox.delegate = self
 
     def delete_selected_conversation(self):
@@ -127,17 +127,33 @@ class ConversationsDisplay():
 
         dialog = DialogLineBox(
             urwid.Pile([
-                urwid.Text("Delete conversation with\n"+self.app.directory.simplest_display_str(bytes.fromhex(source_hash))+"\n", align="center"),
+                urwid.Text(
-                urwid.Columns([("weight", 0.45, urwid.Button("Yes", on_press=confirmed)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("No", on_press=dismiss_dialog))])
+                    "Delete conversation with\n"+self.app.directory.simplest_display_str(bytes.fromhex(source_hash))+"\n",
+                    align=urwid.CENTER,
+                ),
+                urwid.Columns([
+                    (urwid.WEIGHT, 0.45, urwid.Button("Yes", on_press=confirmed)),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.45, urwid.Button("No", on_press=dismiss_dialog)),
+                ])
             ]), title="?"
         )
         dialog.delegate = self
         bottom = self.listbox
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(
+            dialog,
+            bottom,
+            align=urwid.CENTER,
+            width=urwid.RELATIVE_100,
+            valign=urwid.MIDDLE,
+            height=urwid.PACK,
+            left=2,
+            right=2,
+        )
 
-        # options = self.columns_widget.options("weight", ConversationsDisplay.list_width)
+        # options = self.columns_widget.options(urwid.WEIGHT, ConversationsDisplay.list_width)
-        options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+        options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
         self.columns_widget.contents[0] = (overlay, options)
 
     def edit_selected_in_directory(self):
@@ -223,9 +239,12 @@ class ConversationsDisplay():
                 RNS.log("Could not save directory entry. The contained exception was: "+str(e), RNS.LOG_VERBOSE)
                 if not dialog_pile.error_display:
                     dialog_pile.error_display = True
-                    options = dialog_pile.options(height_type="pack")
+                    options = dialog_pile.options(height_type=urwid.PACK)
                     dialog_pile.contents.append((urwid.Text(""), options))
-                    dialog_pile.contents.append((urwid.Text(("error_text", "Could not save entry. Check your input."), align="center"), options))
+                    dialog_pile.contents.append((
+                        urwid.Text(("error_text", "Could not save entry. Check your input."), align=urwid.CENTER),
+                        options,)
+                    )
 
         source_is_known = self.app.directory.is_known(bytes.fromhex(source_hash_text))
         if source_is_known:
@@ -234,13 +253,23 @@ class ConversationsDisplay():
             def query_action(sender, user_data):
                 self.close_conversation_by_hash(user_data)
                 nomadnet.Conversation.query_for_peer(user_data)
-                options = dialog_pile.options(height_type="pack")
+                options = dialog_pile.options(height_type=urwid.PACK)
                 dialog_pile.contents = [
                     (urwid.Text("Query sent"), options),
                     (urwid.Button("OK", on_press=dismiss_dialog), options)
                 ]
             query_button = urwid.Button("Query network for keys", on_press=query_action, user_data=source_hash_text)
-            known_section = urwid.Pile([urwid.Divider(g["divider1"]), urwid.Text(g["info"]+"\n", align="center"), urwid.Text("The identity of this peer is not known, and you cannot currently send messages to it. You can query the network to obtain the identity.\n", align="center"), query_button, urwid.Divider(g["divider1"])])
+            known_section = urwid.Pile([
+                urwid.Divider(g["divider1"]),
+                urwid.Text(g["info"]+"\n", align=urwid.CENTER),
+                urwid.Text(
+                    "The identity of this peer is not known, and you cannot currently send messages to it. "
+                    "You can query the network to obtain the identity.\n",
+                    align=urwid.CENTER,
+                ),
+                query_button,
+                urwid.Divider(g["divider1"]),
+            ])
 
         dialog_pile = urwid.Pile([
             selected_id_widget,
@@ -253,7 +282,11 @@ class ConversationsDisplay():
             r_direct,
             r_propagated,
             known_section,
-            urwid.Columns([("weight", 0.45, urwid.Button("Save", on_press=confirmed)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("Back", on_press=dismiss_dialog))])
+            urwid.Columns([
+                (urwid.WEIGHT, 0.45, urwid.Button("Save", on_press=confirmed)),
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                (urwid.WEIGHT, 0.45, urwid.Button("Back", on_press=dismiss_dialog)),
+            ])
         ])
         dialog_pile.error_display = False
 
@@ -261,10 +294,19 @@ class ConversationsDisplay():
         dialog.delegate = self
         bottom = self.listbox
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(
+            dialog,
+            bottom,
+            align=urwid.CENTER,
+            width=urwid.RELATIVE_100,
+            valign=urwid.MIDDLE,
+            height=urwid.PACK,
+            left=2,
+            right=2,
+        )
 
-        # options = self.columns_widget.options("weight", ConversationsDisplay.list_width)
+        # options = self.columns_widget.options(urwid.WEIGHT, ConversationsDisplay.list_width)
-        options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+        options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
         self.columns_widget.contents[0] = (overlay, options)
 
     def new_conversation(self):
@@ -312,9 +354,15 @@ class ConversationsDisplay():
                 RNS.log("Could not start conversation. The contained exception was: "+str(e), RNS.LOG_VERBOSE)
                 if not dialog_pile.error_display:
                     dialog_pile.error_display = True
-                    options = dialog_pile.options(height_type="pack")
+                    options = dialog_pile.options(height_type=urwid.PACK)
                     dialog_pile.contents.append((urwid.Text(""), options))
-                    dialog_pile.contents.append((urwid.Text(("error_text", "Could not start conversation. Check your input."), align="center"), options))
+                    dialog_pile.contents.append((
+                        urwid.Text(
+                            ("error_text", "Could not start conversation. Check your input."),
+                            align=urwid.CENTER,
+                        ),
+                        options,
+                    ))
 
         dialog_pile = urwid.Pile([
             e_id,
@@ -324,7 +372,11 @@ class ConversationsDisplay():
             r_unknown,
             r_trusted,
             urwid.Text(""),
-            urwid.Columns([("weight", 0.45, urwid.Button("Create", on_press=confirmed)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("Back", on_press=dismiss_dialog))])
+            urwid.Columns([
+                (urwid.WEIGHT, 0.45, urwid.Button("Create", on_press=confirmed)),
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                (urwid.WEIGHT, 0.45, urwid.Button("Back", on_press=dismiss_dialog)),
+            ])
         ])
         dialog_pile.error_display = False
 
@@ -332,10 +384,19 @@ class ConversationsDisplay():
         dialog.delegate = self
         bottom = self.listbox
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(
+            dialog,
+            bottom,
+            align=urwid.CENTER,
+            width=urwid.RELATIVE_100,
+            valign=urwid.MIDDLE,
+            height=urwid.PACK,
+            left=2,
+            right=2,
+        )
 
-        # options = self.columns_widget.options("weight", ConversationsDisplay.list_width)
+        # options = self.columns_widget.options(urwid.WEIGHT, ConversationsDisplay.list_width)
-        options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+        options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
         self.columns_widget.contents[0] = (overlay, options)
 
     def ingest_lxm_uri(self):
@@ -366,7 +427,10 @@ class ConversationsDisplay():
                     rdialog_pile = urwid.Pile([
                         urwid.Text("Message was decoded, decrypted successfully, and added to your conversation list."),
                         urwid.Text(""),
-                        urwid.Columns([("weight", 0.6, urwid.Text("")), ("weight", 0.4, urwid.Button("OK", on_press=dismiss_dialog))])
+                        urwid.Columns([
+                            (urwid.WEIGHT, 0.6, urwid.Text("")),
+                            (urwid.WEIGHT, 0.4, urwid.Button("OK", on_press=dismiss_dialog)),
+                        ])
                     ])
                     rdialog_pile.error_display = False
 
@@ -374,16 +438,28 @@ class ConversationsDisplay():
                     rdialog.delegate = self
                     bottom = self.listbox
 
-                    roverlay = urwid.Overlay(rdialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+                    roverlay = urwid.Overlay(
+                        rdialog,
+                        bottom,
+                        align=urwid.CENTER,
+                        width=urwid.RELATIVE_100,
+                        valign=urwid.MIDDLE,
+                        height=urwid.PACK,
+                        left=2,
+                        right=2,
+                    )
 
-                    options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+                    options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
                     self.columns_widget.contents[0] = (roverlay, options)
                 
                 elif ingest_result == duplicate_signal:
                     rdialog_pile = urwid.Pile([
                         urwid.Text("The decoded message has already been processed by the LXMF Router, and will not be ingested again."),
                         urwid.Text(""),
-                        urwid.Columns([("weight", 0.6, urwid.Text("")), ("weight", 0.4, urwid.Button("OK", on_press=dismiss_dialog))])
+                        urwid.Columns([
+                            (urwid.WEIGHT, 0.6, urwid.Text("")),
+                            (urwid.WEIGHT, 0.4, urwid.Button("OK", on_press=dismiss_dialog)),
+                        ])
                     ])
                     rdialog_pile.error_display = False
 
@@ -391,9 +467,18 @@ class ConversationsDisplay():
                     rdialog.delegate = self
                     bottom = self.listbox
 
-                    roverlay = urwid.Overlay(rdialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+                    roverlay = urwid.Overlay(
+                        rdialog,
+                        bottom,
+                        align=urwid.CENTER,
+                        width=urwid.RELATIVE_100,
+                        valign=urwid.MIDDLE,
+                        height=urwid.PACK,
+                        left=2,
+                        right=2,
+                    )
 
-                    options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+                    options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
                     self.columns_widget.contents[0] = (roverlay, options)
                 
                 else:
@@ -405,7 +490,10 @@ class ConversationsDisplay():
                     rdialog_pile = urwid.Pile([
                         urwid.Text(propagation_text),
                         urwid.Text(""),
-                        urwid.Columns([("weight", 0.6, urwid.Text("")), ("weight", 0.4, urwid.Button("OK", on_press=dismiss_dialog))])
+                        urwid.Columns([
+                            (urwid.WEIGHT, 0.6, urwid.Text("")),
+                            (urwid.WEIGHT, 0.4, urwid.Button("OK", on_press=dismiss_dialog)),
+                        ])
                     ])
                     rdialog_pile.error_display = False
 
@@ -413,23 +501,36 @@ class ConversationsDisplay():
                     rdialog.delegate = self
                     bottom = self.listbox
 
-                    roverlay = urwid.Overlay(rdialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+                    roverlay = urwid.Overlay(
+                        rdialog,
+                        bottom,
+                        align=urwid.CENTER,
+                        width=urwid.RELATIVE_100,
+                        valign=urwid.MIDDLE,
+                        height=urwid.PACK,
+                        left=2,
+                        right=2,
+                    )
 
-                    options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+                    options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
                     self.columns_widget.contents[0] = (roverlay, options)
 
             except Exception as e:
                 RNS.log("Could not ingest LXM URI. The contained exception was: "+str(e), RNS.LOG_VERBOSE)
                 if not dialog_pile.error_display:
                     dialog_pile.error_display = True
-                    options = dialog_pile.options(height_type="pack")
+                    options = dialog_pile.options(height_type=urwid.PACK)
                     dialog_pile.contents.append((urwid.Text(""), options))
-                    dialog_pile.contents.append((urwid.Text(("error_text", "Could ingest LXM from URI data. Check your input."), align="center"), options))
+                    dialog_pile.contents.append((urwid.Text(("error_text", "Could ingest LXM from URI data. Check your input."), align=urwid.CENTER), options))
 
         dialog_pile = urwid.Pile([
             e_uri,
             urwid.Text(""),
-            urwid.Columns([("weight", 0.45, urwid.Button("Ingest", on_press=confirmed)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("Back", on_press=dismiss_dialog))])
+            urwid.Columns([
+                (urwid.WEIGHT, 0.45, urwid.Button("Ingest", on_press=confirmed)),
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                (urwid.WEIGHT, 0.45, urwid.Button("Back", on_press=dismiss_dialog)),
+            ])
         ])
         dialog_pile.error_display = False
 
@@ -437,9 +538,18 @@ class ConversationsDisplay():
         dialog.delegate = self
         bottom = self.listbox
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(
+            dialog,
+            bottom,
+            align=urwid.CENTER,
+            width=urwid.RELATIVE_100,
+            valign=urwid.MIDDLE,
+            height=urwid.PACK,
+            left=2,
+            right=2,
+        )
 
-        options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+        options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
         self.columns_widget.contents[0] = (overlay, options)
 
     def delete_conversation(self, source_hash):
@@ -471,7 +581,7 @@ class ConversationsDisplay():
         r_mall = urwid.RadioButton(max_messages_group, "Download all", state=True)
         r_mlim = urwid.RadioButton(max_messages_group, "Limit to", state=False)
         ie_lim = urwid.IntEdit("", 5)
-        rbs = urwid.GridFlow([r_mlim, ie_lim], 12, 1, 0, align="left")
+        rbs = urwid.GridFlow([r_mlim, ie_lim], 12, 1, 0, align=urwid.LEFT)
 
         def sync_now(sender):
             limit = None
@@ -495,7 +605,11 @@ class ConversationsDisplay():
         else:
             sync_button = hidden_sync_button
 
-        button_columns = urwid.Columns([("weight", 0.45, sync_button), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, cancel_button)])
+        button_columns = urwid.Columns([
+            (urwid.WEIGHT, 0.45, sync_button),
+            (urwid.WEIGHT, 0.1, urwid.Text("")),
+            (urwid.WEIGHT, 0.45, cancel_button),
+        ])
         real_sync_button.bc = button_columns
 
         pn_ident = None
@@ -518,7 +632,7 @@ class ConversationsDisplay():
 
             dialog = DialogLineBox(
                 urwid.Pile([
-                    urwid.Text(""+g["node"]+pn_display_str, align="center"),
+                    urwid.Text(""+g["node"]+pn_display_str, align=urwid.CENTER),
                     urwid.Divider(g["divider1"]),
                     sync_progress,
                     urwid.Divider(g["divider1"]),
@@ -529,12 +643,23 @@ class ConversationsDisplay():
                 ]), title="Message Sync"
             )
         else:
-            button_columns = urwid.Columns([("weight", 0.45, urwid.Text("" )), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, cancel_button)])
+            button_columns = urwid.Columns([
+                (urwid.WEIGHT, 0.45, urwid.Text("" )),
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                (urwid.WEIGHT, 0.45, cancel_button),
+            ])
             dialog = DialogLineBox(
                 urwid.Pile([
                     urwid.Text(""),
-                    urwid.Text("No trusted nodes found, cannot sync!\n", align="center"),
+                    urwid.Text("No trusted nodes found, cannot sync!\n", align=urwid.CENTER),
-                    urwid.Text("To syncronise messages from the network, one or more nodes must be marked as trusted in the Known Nodes list, or a node must manually be selected as the default propagation node. Nomad Network will then automatically sync from the nearest trusted node, or the manually selected one.", align="left"),
+                    urwid.Text(
+                        "To synchronise messages from the network, "
+                        "one or more nodes must be marked as trusted in the Known Nodes list, "
+                        "or a node must manually be selected as the default propagation node. "
+                        "Nomad Network will then automatically sync from the nearest trusted node, "
+                        "or the manually selected one.",
+                        align=urwid.LEFT,
+                    ),
                     urwid.Text(""),
                     button_columns
                 ]), title="Message Sync"
@@ -550,10 +675,19 @@ class ConversationsDisplay():
         self.sync_dialog = dialog
         bottom = self.listbox
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(
+            dialog,
+            bottom,
+            align=urwid.CENTER,
+            width=urwid.RELATIVE_100,
+            valign=urwid.MIDDLE,
+            height=urwid.PACK,
+            left=2,
+            right=2,
+        )
 
-        # options = self.columns_widget.options("weight", ConversationsDisplay.list_width)
+        # options = self.columns_widget.options(urwid.WEIGHT, ConversationsDisplay.list_width)
-        options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+        options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
         self.columns_widget.contents[0] = (overlay, options)
 
     def update_sync_dialog(self, loop = None, sender = None):
@@ -561,9 +695,9 @@ class ConversationsDisplay():
             self.sync_dialog.sync_progress.set_completion(self.app.get_sync_progress())
 
             if self.app.get_sync_status() == "Idle" or self.app.message_router.propagation_transfer_state >= LXMF.LXMRouter.PR_COMPLETE:
-                self.sync_dialog.bc.contents[0] = (self.sync_dialog.real_sync_button, self.sync_dialog.bc.options("weight", 0.45))
+                self.sync_dialog.bc.contents[0] = (self.sync_dialog.real_sync_button, self.sync_dialog.bc.options(urwid.WEIGHT, 0.45))
             else:
-                self.sync_dialog.bc.contents[0] = (self.sync_dialog.hidden_sync_button, self.sync_dialog.bc.options("weight", 0.45))
+                self.sync_dialog.bc.contents[0] = (self.sync_dialog.hidden_sync_button, self.sync_dialog.bc.options(urwid.WEIGHT, 0.45))
 
             self.app.ui.loop.set_alarm_in(0.2, self.update_sync_dialog)
 
@@ -574,13 +708,22 @@ class ConversationsDisplay():
     def update_conversation_list(self):
         ilb_position = self.ilb.get_selected_position()
         self.update_listbox()
-        # options = self.columns_widget.options("weight", ConversationsDisplay.list_width)
+        # options = self.columns_widget.options(urwid.WEIGHT, ConversationsDisplay.list_width)
-        options = self.columns_widget.options("given", ConversationsDisplay.given_list_width)
+        options = self.columns_widget.options(urwid.GIVEN, ConversationsDisplay.given_list_width)
         if not (self.dialog_open and self.sync_dialog != None):
             self.columns_widget.contents[0] = (self.listbox, options)
         else:
             bottom = self.listbox
-            overlay = urwid.Overlay(self.sync_dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+            overlay = urwid.Overlay(
+                self.sync_dialog,
+                bottom,
+                align=urwid.CENTER,
+                width=urwid.RELATIVE_100,
+                valign=urwid.MIDDLE,
+                height=urwid.PACK,
+                left=2,
+                right=2,
+            )
             self.columns_widget.contents[0] = (overlay, options)
 
         if ilb_position != None:
@@ -606,17 +749,17 @@ class ConversationsDisplay():
                 self.app.mark_conversation_read(self.currently_displayed_conversation)
 
         self.currently_displayed_conversation = source_hash
-        # options = self.widget.options("weight", 1-ConversationsDisplay.list_width)
+        # options = self.widget.options(urwid.WEIGHT, 1-ConversationsDisplay.list_width)
-        options = self.widget.options("weight", 1)
+        options = self.widget.options(urwid.WEIGHT, 1)
         self.widget.contents[1] = (self.make_conversation_widget(source_hash), options)
         if source_hash == None:
-            self.widget.set_focus_column(0)
+            self.widget.focus_position = 0
         else:
             if self.app.conversation_is_unread(source_hash):
                 self.app.mark_conversation_read(source_hash)
                 self.update_conversation_list()
 
-            self.widget.set_focus_column(1)
+            self.widget.focus_position = 1
             conversation_position = None
             index = 0
             for widget in self.list_widgets:
@@ -756,9 +899,9 @@ class MessageEdit(urwid.Edit):
             y = self.get_cursor_coords(size)[1]
             if y == 0:
                 if self.delegate.full_editor_active and self.name == "title_editor":
-                    self.delegate.frame.set_focus("body")
+                    self.delegate.frame.focus_position = "body"
                 elif not self.delegate.full_editor_active and self.name == "content_editor":
-                    self.delegate.frame.set_focus("body")
+                    self.delegate.frame.focus_position = "body"
                 else:
                     return super(MessageEdit, self).keypress(size, key)
             else:
@@ -769,11 +912,11 @@ class MessageEdit(urwid.Edit):
 
 class ConversationFrame(urwid.Frame):
     def keypress(self, size, key):
-        if self.get_focus() == "body":
+        if self.focus_position == "body":
             if key == "up" and self.delegate.messagelist.top_is_visible:
-                nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header")
+                nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.focus_position = "header"
             elif key == "down" and self.delegate.messagelist.bottom_is_visible:
-                self.set_focus("footer")
+                self.focus_position = "footer"
             else:
                 return super(ConversationFrame, self).keypress(size, key)
         elif key == "ctrl k":
@@ -788,7 +931,7 @@ class ConversationWidget(urwid.WidgetWrap):
         if source_hash == None:
             self.frame = None
             display_widget = urwid.LineBox(urwid.Filler(urwid.Text("\n  No conversation selected"), "top"))
-            urwid.WidgetWrap.__init__(self, display_widget)
+            super().__init__(display_widget)
         else:
             if source_hash in ConversationsDisplay.cached_conversation_widgets:
                 return ConversationsDisplay.cached_conversation_widgets[source_hash]
@@ -815,7 +958,11 @@ class ConversationWidget(urwid.WidgetWrap):
 
                 header = None
                 if self.conversation.trust_level == DirectoryEntry.UNTRUSTED:
-                    header = urwid.AttrMap(urwid.Padding(urwid.Text(g["warning"]+" Warning: Conversation with untrusted peer "+g["warning"], align="center")), "msg_warning_untrusted")
+                    header = urwid.AttrMap(
+                        urwid.Padding(
+                            urwid.Text(g["warning"]+" Warning: Conversation with untrusted peer "+g["warning"], align=urwid.CENTER)),
+                        "msg_warning_untrusted",
+                    )
 
                 self.minimal_editor = urwid.AttrMap(msg_editor, "msg_editor")
                 self.minimal_editor.name = "minimal_editor"
@@ -852,7 +999,7 @@ class ConversationWidget(urwid.WidgetWrap):
                     self.frame
                 )
                 
-                urwid.WidgetWrap.__init__(self, self.display_widget)
+                super().__init__(self.display_widget)
 
     def clear_history_dialog(self):
         def dismiss_dialog(sender):
@@ -867,17 +1014,30 @@ class ConversationWidget(urwid.WidgetWrap):
 
         dialog = DialogLineBox(
             urwid.Pile([
-                urwid.Text("Clear conversation history\n", align="center"),
+                urwid.Text("Clear conversation history\n", align=urwid.CENTER),
-                urwid.Columns([("weight", 0.45, urwid.Button("Yes", on_press=confirmed)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("No", on_press=dismiss_dialog))])
+                urwid.Columns([
+                    (urwid.WEIGHT, 0.45, urwid.Button("Yes", on_press=confirmed)),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.45, urwid.Button("No", on_press=dismiss_dialog)),
+                ])
             ]), title="?"
         )
         dialog.delegate = self
         bottom = self.messagelist
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=34, valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(
+            dialog,
+            bottom,
+            align=urwid.CENTER,
+            width=34,
+            valign=urwid.MIDDLE,
+            height=urwid.PACK,
+            left=2,
+            right=2,
+        )
 
         self.frame.contents["body"] = (overlay, self.frame.options())
-        self.frame.set_focus("body")
+        self.frame.focus_position = "body"
     
     def toggle_editor(self):
         if self.full_editor_active:
@@ -894,7 +1054,17 @@ class ConversationWidget(urwid.WidgetWrap):
             if allowed:
                 self.frame.contents["footer"] = (self.minimal_editor, None)
             else:
-                warning = urwid.AttrMap(urwid.Padding(urwid.Text("\n"+g["info"]+"\n\nYou cannot currently message this peer, since it's identity keys are not known.\n\nWait for an announce to arrive from the peer, or query the network for it.\n\nTo query the network, select this conversation in the conversation list, press Ctrl-E, and use the query button.\n", align="center")), "msg_header_caution")
+                warning = urwid.AttrMap(
+                    urwid.Padding(urwid.Text(
+                        "\n"+g["info"]+"\n\nYou cannot currently message this peer, since it's identity keys are not known. "
+                                       "The keys have been requested from the network and should arrive shortly, if available. "
+                                       "Close this conversation and reopen it to try again.\n\n"
+                                       "To query the network manually, select this conversation in the conversation list, "
+                                       "press Ctrl-E, and use the query button.\n",
+                        align=urwid.CENTER,
+                    )),
+                    "msg_header_caution",
+                )
                 self.frame.contents["footer"] = (warning, None)
 
     def toggle_focus_area(self):
@@ -905,9 +1075,9 @@ class ConversationWidget(urwid.WidgetWrap):
             pass
 
         if name == "messagelist":
-            self.frame.set_focus("footer")
+            self.frame.focus_position = "footer"
         elif name == "minimal_editor" or name == "full_editor":
-            self.frame.set_focus("body")
+            self.frame.focus_position = "body"
 
     def keypress(self, size, key):
         if key == "tab":
@@ -982,17 +1152,20 @@ class ConversationWidget(urwid.WidgetWrap):
 
         dialog = DialogLineBox(
             urwid.Pile([
-                urwid.Text("The paper message was saved to:\n\n"+str(path)+"\n", align="center"),
+                urwid.Text("The paper message was saved to:\n\n"+str(path)+"\n", align=urwid.CENTER),
-                urwid.Columns([("weight", 0.6, urwid.Text("")), ("weight", 0.4, urwid.Button("OK", on_press=dismiss_dialog))])
+                urwid.Columns([
+                    (urwid.WEIGHT, 0.6, urwid.Text("")),
+                    (urwid.WEIGHT, 0.4, urwid.Button("OK", on_press=dismiss_dialog)),
+                ])
             ]), title=g["papermsg"].replace(" ", "")
         )
         dialog.delegate = self
         bottom = self.messagelist
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=60, valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(dialog, bottom, align=urwid.CENTER, width=60, valign=urwid.MIDDLE, height=urwid.PACK, left=2, right=2)
 
         self.frame.contents["body"] = (overlay, self.frame.options())
-        self.frame.set_focus("body")
+        self.frame.focus_position = "body"
 
     def print_paper_message_qr(self):
         content = self.content_editor.get_edit_text()
@@ -1044,25 +1217,28 @@ class ConversationWidget(urwid.WidgetWrap):
 
         dialog = DialogLineBox(
             urwid.Pile([
-                urwid.Text("Select the desired paper message output method.\nSaved files will be written to:\n\n"+str(self.app.downloads_path)+"\n", align="center"),
+                urwid.Text(
+                    "Select the desired paper message output method.\nSaved files will be written to:\n\n"+str(self.app.downloads_path)+"\n",
+                    align=urwid.CENTER,
+                ),
                 urwid.Columns([
-                    ("weight", 0.5, urwid.Button("Print QR", on_press=print_qr)),
+                    (urwid.WEIGHT, 0.5, urwid.Button("Print QR", on_press=print_qr)),
-                    ("weight", 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
-                    ("weight", 0.5, urwid.Button("Save QR", on_press=save_qr)),
+                    (urwid.WEIGHT, 0.5, urwid.Button("Save QR", on_press=save_qr)),
-                    ("weight", 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
-                    ("weight", 0.5, urwid.Button("Save URI", on_press=save_uri)),
+                    (urwid.WEIGHT, 0.5, urwid.Button("Save URI", on_press=save_uri)),
-                    ("weight", 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
-                    ("weight", 0.5, urwid.Button("Cancel", on_press=dismiss_dialog))
+                    (urwid.WEIGHT, 0.5, urwid.Button("Cancel", on_press=dismiss_dialog))
                 ])
             ]), title="Create Paper Message"
         )
         dialog.delegate = self
         bottom = self.messagelist
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=60, valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(dialog, bottom, align=urwid.CENTER, width=60, valign=urwid.MIDDLE, height=urwid.PACK, left=2, right=2)
 
         self.frame.contents["body"] = (overlay, self.frame.options())
-        self.frame.set_focus("body")
+        self.frame.focus_position = "body"
 
     def paper_message_failed(self):
         def dismiss_dialog(sender):
@@ -1071,17 +1247,23 @@ class ConversationWidget(urwid.WidgetWrap):
 
         dialog = DialogLineBox(
             urwid.Pile([
-                urwid.Text("Could not output paper message,\ncheck your settings. See the log\nfile for any error messages.\n", align="center"),
+                urwid.Text(
-                urwid.Columns([("weight", 0.6, urwid.Text("")), ("weight", 0.4, urwid.Button("OK", on_press=dismiss_dialog))])
+                    "Could not output paper message,\ncheck your settings. See the log\nfile for any error messages.\n",
+                    align=urwid.CENTER,
+                ),
+                urwid.Columns([
+                    (urwid.WEIGHT, 0.6, urwid.Text("")),
+                    (urwid.WEIGHT, 0.4, urwid.Button("OK", on_press=dismiss_dialog)),
+                ])
             ]), title="!"
         )
         dialog.delegate = self
         bottom = self.messagelist
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=34, valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(dialog, bottom, align=urwid.CENTER, width=34, valign=urwid.MIDDLE, height=urwid.PACK, left=2, right=2)
 
         self.frame.contents["body"] = (overlay, self.frame.options())
-        self.frame.set_focus("body")
+        self.frame.focus_position = "body"
 
     def close(self):
         self.delegate.close_conversation(self)
@@ -1141,7 +1323,7 @@ class LXMessageWidget(urwid.WidgetWrap):
             urwid.Text("")
         ])
 
-        urwid.WidgetWrap.__init__(self, display_widget)
+        super().__init__(display_widget)
 
 class SyncProgressBar(urwid.ProgressBar):
     def get_text(self):

nomadnet/ui/textui/Directory.py

@@ -15,7 +15,7 @@ class DirectoryDisplay():
         ])
 
         self.shortcuts_display = DirectoryDisplayShortcuts(self.app)
-        self.widget = urwid.Filler(pile, 'top')
+        self.widget = urwid.Filler(pile, urwid.TOP)
 
     def shortcuts(self):
         return self.shortcuts_display

nomadnet/ui/textui/Extras.py

@@ -6,13 +6,13 @@ class IntroDisplay():
         font = urwid.font.HalfBlock5x4Font()
 
         big_text = urwid.BigText(("intro_title", self.app.config["textui"]["intro_text"]), font)
-        big_text = urwid.Padding(big_text, align="center", width="clip")
+        big_text = urwid.Padding(big_text, align=urwid.CENTER, width=urwid.CLIP)
 
         intro = urwid.Pile([
             big_text,
-            urwid.Text(("Version %s" % (str(self.app.version))), align="center"),
+            urwid.Text(("Version %s" % (str(self.app.version))), align=urwid.CENTER),
             urwid.Divider(),
-            urwid.Text(("-= Starting =- "), align="center"),
+            urwid.Text(("-= Starting =- "), align=urwid.CENTER),
         ])
 
         self.widget = urwid.Filler(intro)

nomadnet/ui/textui/Guide.py

@@ -10,7 +10,7 @@ class GuideDisplayShortcuts():
         self.app = app
         g = app.ui.glyphs
 
-        self.widget = urwid.AttrMap(urwid.Padding(urwid.Text(""), align="left"), "shortcutbar")
+        self.widget = urwid.AttrMap(urwid.Padding(urwid.Text(""), align=urwid.LEFT), "shortcutbar")
 
 class ListEntry(urwid.Text):
     _selectable = True
@@ -75,7 +75,7 @@ class GuideEntry(urwid.WidgetWrap):
         style = "topic_list_normal"
         focus_style = "list_focus"
         self.display_widget = urwid.AttrMap(widget, style, focus_style)
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def display_topic(self, event, topic):
         markup = TOPICS[topic]
@@ -125,12 +125,12 @@ class TopicList(urwid.WidgetWrap):
             highlight_offFocus="list_off_focus"
         )
 
-        urwid.WidgetWrap.__init__(self, urwid.LineBox(self.ilb, title="Topics"))
+        super().__init__(urwid.LineBox(self.ilb, title="Topics"))
 
 
     def keypress(self, size, key):
         if key == "up" and (self.ilb.first_item_is_selected()):
-            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header")
+            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.focus_position = "header"
             
         return super(TopicList, self).keypress(size, key)
 
@@ -141,16 +141,16 @@ class GuideDisplay():
         self.app = app
         g = self.app.ui.glyphs
 
-        topic_text = urwid.Text("\n  No topic selected", align="left")
+        topic_text = urwid.Text("\n  No topic selected", align=urwid.LEFT)
 
         self.left_area  = TopicList(self.app, self)
-        self.right_area = urwid.LineBox(urwid.Filler(topic_text, "top"))
+        self.right_area = urwid.LineBox(urwid.Filler(topic_text, urwid.TOP))
 
 
         self.columns = urwid.Columns(
             [
-                ("weight", GuideDisplay.list_width, self.left_area),
+                (urwid.WEIGHT, GuideDisplay.list_width, self.left_area),
-                ("weight", 1-GuideDisplay.list_width, self.right_area)
+                (urwid.WEIGHT, 1-GuideDisplay.list_width, self.right_area)
             ],
             dividechars=0, focus_column=0
         )
@@ -163,9 +163,8 @@ class GuideDisplay():
             entry.display_topic(entry.display_topic, entry.topic_name)
 
     def set_content_widgets(self, new_content):
-        options = self.columns.options(width_type="weight", width_amount=1-GuideDisplay.list_width)
+        options = self.columns.options(width_type=urwid.WEIGHT, width_amount=1-GuideDisplay.list_width, box_widget=True)
         pile = urwid.Pile(new_content)
-        #content = urwid.LineBox(urwid.Filler(pile, "top"))
         content = urwid.LineBox(urwid.AttrMap(ScrollBar(Scrollable(pile), thumb_char="\u2503", trough_char=" "), "scrollbar"))
 
         self.columns.contents[1] = (content, options)
@@ -301,7 +300,7 @@ To learn how to host your own node, read the `*Hosting a Node`* section of this
 
 TOPIC_HOSTING = '''>Hosting a Node
 
-To host a node on the network, you must enable it in the configuration file, by setting `*enable_node`* directive to `*yes`*. You should also configure the other node-related parameters such as the node name and announce interval settings. Once node hosting has been enabled in the configuration, Nomad Network will start hosting your node as soon as the program is launched, and other peers on the network will be able to connect and interact with content on your node.
+To host a node on the network, you must enable it in the configuration file, by setting the `*enable_node`* directive to `*yes`*. You should also configure the other node-related parameters such as the node name and announce interval settings. Once node hosting has been enabled in the configuration, Nomad Network will start hosting your node as soon as the program is launched, and other peers on the network will be able to connect and interact with content on your node.
 
 By default, no content is defined, apart from a short placeholder home page. To learn how to add your own content, read on.
 
@@ -311,9 +310,12 @@ All nodes on the network will automatically participate in a distributed message
 
 When Nomad Network is configured to host a node, by default it also configures itself as an LXMF Propagation Node, and automatically discovers and peers with other propagation nodes on the network. This process is completely automatic and requires no configuration from the node operator.
 
-If there is already an abundance of Propagation Nodes on the network, or the operator simply wishes to host a pageserving-only node, Propagation Node hosting can be disabled in the configuration file.
+`!However`!, if there is already an abundance of Propagation Nodes on the network, or the operator simply wishes to host a pageserving-only node, Propagation Node hosting can be disabled in the configuration file.
 
-To view LXMF Propagation nodes that are currently peered with your node, go to the `![ Network ]`! part of the program and press `!Ctrl-P`!. In the list of peered Propagation Nodes, it is possible to break peering with a node by pressing `!Ctrl-X`!. It is also possible to request an immediate delivery sync of all unhandled messages for a node, by pressing `!Ctrl-R`!.
+To view LXMF Propagation nodes that are currently peered with your node, go to the `![ Network ]`! part of the program and press `!Ctrl-P`!. In the list of peered Propagation Nodes, it is possible to:
+
+ - Immediately break peering with a node by pressing `!Ctrl-X`!
+ - Request an immediate delivery sync of all unhandled messages for a node, by pressing `!Ctrl-R`!
 
 The distributed message store is resilient to intermittency, and will remain functional as long as at least one node remains on the network. Nodes that were offline for a time will automatically be synced up to date when they regain connectivity.
 
@@ -327,9 +329,9 @@ You can control how long a peer will cache your pages by including the cache hea
 
 >> Dynamic Pages
 
-You can use a preprocessor such as PHP, bash, Python (or whatever you prefer) to generate dynamic pages. To do so, just set executable permissions on the relevant page file, and be sure to include the interpreter at the beginning of the file, for example `!#!/usr/bin/python3`!.
+You can use a preprocessor such as PHP, bash, Python (or whatever you prefer) to generate dynamic pages and fully interactive applications running over Nomad Network. To do so, just set executable permissions on the relevant page file, and be sure to include the interpreter at the beginning of the file, for example `!#!/usr/bin/python3`!.
 
-Data from fields and link variables will be passed to these scipts or programs as environment variables, and can simply be read by any method for acessing such.
+Data from fields and link variables will be passed to these scipts or programs as environment variables, and can simply be read by any method for accessing such.
 
 In the `!examples`! directory, you can find various small examples for the use of this feature. The currently included examples are:
 
@@ -398,7 +400,7 @@ You're currently located in the guide section of the program. I'm sorry I had to
 
 To get the most out of Nomad Network, you will need a terminal that supports UTF-8 and at least 256 colors, ideally true-color. If your terminal supports true-color, you can go to the `![ Config ]`! menu item, launch the editor and change the configuration.
 
-It is recommended to use a terminal size of at least 122x32. Nomad Network will work with smaller terminal sizes, but the interface might feel a bit cramped.
+It is recommended to use a terminal size of at least 135x32. Nomad Network will work with smaller terminal sizes, but the interface might feel a bit cramped.
 
 If you don't already have a Nerd Font installed (see https://www.nerdfonts.com/), I also highly recommend to do so, since it will greatly expand the amount of glyphs, icons and graphics that Nomad Network can use. Once you have your terminal set up with a Nerd Font, go to the `![ Config ]`! menu item and enable Nerd Fonts in the configuration instead of normal unicode glyphs.
 
@@ -513,6 +515,12 @@ The number of minutes between each automatic sync. The default is equal to 6 hou
 On low-bandwidth networks, it can be useful to limit the amount of messages downloaded in each sync. The default is 8. Set to 0 to download all available messages every time a sync occurs.
 <
 
+>>>
+`!max_accepted_size = 500`!
+>>>>
+The maximum accepted unpacked size for messages received directly from other peers, specified in kilobytes. Messages larger than this will be rejected before the transfer begins.
+<
+
 >>>
 `!compact_announce_stream = yes`!
 >>>>
@@ -621,12 +629,24 @@ Determines how often, in minutes, your node is announced on the network. Default
 Determines where the node server will look for hosted pages. Must be a readable filesystem path.
 <
 
+>>>
+`!page_refresh_interval = 0`!
+>>>>
+Determines the interval in minutes for rescanning the hosted pages path. By default, this option is disabled, and the pages path will only be scanned on startup.
+<
+
 >>>
 `!files_path = ~/.nomadnetwork/storage/files`!
 >>>>
 Determines where the node server will look for downloadable files. Must be a readable filesystem path.
 <
 
+>>>
+`!file_refresh_interval = 0`!
+>>>>
+Determines the interval in minutes for rescanning the hosted files path. By default, this option is disabled, and the files path will only be scanned on startup.
+<
+
 >>>
 `!disable_propagation = no`!
 >>>>
@@ -639,6 +659,12 @@ By default, when Nomad Network is hosting a node, it will also run an LXMF propa
 Configures the maximum amount of storage, in megabytes, that the LXMF Propagation Node will use to store messages.
 <
 
+>>>
+`!max_transfer_size = 256`!
+>>>>
+The maximum accepted transfer size per incoming propagation transfer, in kilobytes. This also sets the upper limit for the size of single messages accepted onto this propagation node. If a node wants to propagate a larger number of messages to this node, than what can fit within this limit, it will prioritise sending the smallest, newest messages first, and try with any remaining messages at a later point.
+<
+
 >>>
 `!prioritise_destinations = 41d20c727598a3fbbdf9106133a3a0ed, d924b81822ca24e68e2effea99bcb8cf`!
 >>>>
@@ -757,7 +783,7 @@ The following line should contain a grayscale gradient bar:
 
 Unicode Glyphs   : \u2713  \u2715  \u26a0  \u24c3  \u2193
 
-Nerd Font Glyphs : \uf484  \uf9c4 \uf719  \uf502  \uf415  \uf023  \uf06e
+Nerd Font Glyphs : \uf484  \U000f04c5  \U000f0219  \U000f0002  \uf415  \uf023  \uf06e
 '''
 
 
@@ -1144,7 +1170,7 @@ To display literal content, for example source-code, or blocks of text that shou
 `=
 '''
 TOPIC_MARKUP += TOPIC_MARKUP.replace("`=", "\\`=") + "[ micron source for document goes here, we don't want infinite recursion now, do we? ]\n\\`="
-TOPIC_MARKUP += "\n`=\n\n>Closing Remarks\n\nIf you made it all the way here, you should be well equipped to write documents, pages and applications using micron and Nomad Network. Thank you for staying with me.\n\n`c\U0001F332\n"
+TOPIC_MARKUP += "\n`=\n\n>Closing Remarks\n\nIf you made it all the way here, you should be well equipped to write documents, pages and applications using micron and Nomad Network. Thank you for staying with me.\n"
 
 
 TOPICS = {

nomadnet/ui/textui/Log.py

@@ -10,12 +10,22 @@ class LogDisplayShortcuts():
 
 class LogDisplay():
     def __init__(self, app):
-        import urwid
         self.app = app
-        self.log_term = LogTerminal(self.app)
+        self.log_term = None
 
         self.shortcuts_display = LogDisplayShortcuts(self.app)
-        self.widget = urwid.LineBox(self.log_term)
+        self.widget = None
+
+    def show(self):
+        if self.log_term == None:
+            self.log_term = LogTerminal(self.app)
+            self.widget = urwid.LineBox(self.log_term)
+
+    def kill(self):
+        if self.log_term != None:
+            self.log_term.terminate()
+            self.log_term = None
+            self.widget = None
         
     def shortcuts(self):
         return self.shortcuts_display
@@ -26,13 +36,17 @@ class LogTerminal(urwid.WidgetWrap):
         self.log_term = urwid.Terminal(
             ("tail", "-fn50", self.app.logfilepath),
             encoding='utf-8',
-            escape_sequence="up"
+            escape_sequence="up",
+            main_loop=self.app.ui.loop,
         )
-        urwid.WidgetWrap.__init__(self, self.log_term)
+        super().__init__(self.log_term)
+
+    def terminate(self):
+        self.log_term.terminate()
 
 
     def keypress(self, size, key):
         if key == "up":
-            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header")
+            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.focus_position = "header"
             
         return super(LogTerminal, self).keypress(size, key)

nomadnet/ui/textui/Main.py

@@ -1,5 +1,4 @@
 import RNS
-import time
 
 from .Network import *
 from .Conversations import *
@@ -116,6 +115,7 @@ class MainDisplay():
 
     def show_log(self, user_data):
         self.sub_displays.active_display = self.sub_displays.log_display
+        self.sub_displays.log_display.show()
         self.update_active_sub_display()
 
     def show_guide(self, user_data):
@@ -125,6 +125,8 @@ class MainDisplay():
     def update_active_sub_display(self):
         self.frame.contents["body"] = (self.sub_displays.active().widget, None)
         self.update_active_shortcuts()
+        if self.sub_displays.active_display != self.sub_displays.log_display:
+            self.sub_displays.log_display.kill()
 
     def update_active_shortcuts(self):
         self.frame.contents["footer"] = (self.sub_displays.active().shortcuts().widget, None)
@@ -155,7 +157,7 @@ class MainDisplay():
 class MenuColumns(urwid.Columns):
     def keypress(self, size, key):
         if key == "tab" or key == "down":
-            self.handler.frame.set_focus("body")
+            self.handler.frame.focus_position = "body"
 
         return super(MenuColumns, self).keypress(size, key)
 
@@ -169,7 +171,7 @@ class MenuDisplay():
 
         self.menu_indicator  = urwid.Text("")
 
-        menu_text            = ("pack", self.menu_indicator)
+        menu_text            = (urwid.PACK, self.menu_indicator)
         button_network       = (11, MenuButton("Network", on_press=handler.show_network))
         button_conversations = (17, MenuButton("Conversations", on_press=handler.show_conversations))
         button_directory     = (13, MenuButton("Directory", on_press=handler.show_directory))

nomadnet/ui/textui/Map.py

@@ -15,7 +15,7 @@ class MapDisplay():
         ])
 
         self.shortcuts_display = MapDisplayShortcuts(self.app)
-        self.widget = urwid.Filler(pile, 'top')
+        self.widget = urwid.Filler(pile, urwid.TOP)
 
     def shortcuts(self):
         return self.shortcuts_display

nomadnet/ui/textui/MicronParser.py

@@ -4,7 +4,6 @@ import random
 import time
 from urwid.util import is_mouse_press
 from urwid.text_layout import calc_coords
-import re
 
 DEFAULT_FG_DARK  = "ddd"
 DEFAULT_FG_LIGHT = "222"
@@ -162,7 +161,7 @@ def parse_line(line, state, url_delegate):
                         else:
                             tw = urwid.Text(o, align=state["align"])
                         
-                        widgets.append(("pack", tw))
+                        widgets.append((urwid.PACK, tw))
                     else:
                         if o["type"] == "field":
                             fw = o["width"]
@@ -608,7 +607,7 @@ class LinkSpec(urwid.AttrSpec):
         self.link_target = link_target
         self.link_fields = None
 
-        urwid.AttrSpec.__init__(self, orig_spec.foreground, orig_spec.background)
+        super().__init__(orig_spec.foreground, orig_spec.background)
 
 
 class LinkableText(urwid.Text):
@@ -618,7 +617,7 @@ class LinkableText(urwid.Text):
     signals = ["click", "change"]
 
     def __init__(self, text, align=None, cursor_position=0, delegate=None):
-        self.__super.__init__(text, align=align)
+        super().__init__(text, align=align)
         self.delegate = delegate
         self._cursor_position = 0
         self.key_timeout = 3
@@ -729,7 +728,7 @@ class LinkableText(urwid.Text):
 
     def render(self, size, focus=False):
         now = time.time()
-        c = self.__super.render(size, focus)
+        c = super().render(size, focus)
 
         if focus and (self.delegate == None or now < self.delegate.last_keypress+self.key_timeout):
             c = urwid.CompositeCanvas(c)

nomadnet/ui/textui/Network.py

@@ -52,7 +52,7 @@ class ListEntry(urwid.Text):
 class AnnounceInfo(urwid.WidgetWrap):
     def keypress(self, size, key):
         if key == "esc":
-            options = self.parent.left_pile.options(height_type="weight", height_amount=1)
+            options = self.parent.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             self.parent.left_pile.contents[0] = (self.parent.announce_stream_display, options)
         else:
             return super(AnnounceInfo, self).keypress(size, key)
@@ -115,7 +115,7 @@ class AnnounceInfo(urwid.WidgetWrap):
             style         = "list_untrusted"
 
         def show_announce_stream(sender):
-            options = self.parent.left_pile.options(height_type="weight", height_amount=1)
+            options = self.parent.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             self.parent.left_pile.contents[0] = (self.parent.announce_stream_display, options)
 
         def connect(sender):
@@ -187,54 +187,66 @@ class AnnounceInfo(urwid.WidgetWrap):
                 RNS.log("Error while setting active propagation node from announce. The contained exception was: "+str(e), RNS.LOG_ERROR)
 
         if is_node:
-            type_button = ("weight", 0.45, urwid.Button("Connect", on_press=connect))
+            type_button = (urwid.WEIGHT, 0.45, urwid.Button("Connect", on_press=connect))
-            msg_button =  ("weight", 0.45, urwid.Button("Msg Op", on_press=msg_op))
+            msg_button =  (urwid.WEIGHT, 0.45, urwid.Button("Msg Op", on_press=msg_op))
-            save_button = ("weight", 0.45, urwid.Button("Save", on_press=save_node))
+            save_button = (urwid.WEIGHT, 0.45, urwid.Button("Save", on_press=save_node))
         elif is_pn:
-            type_button = ("weight", 0.45, urwid.Button("Use as default", on_press=use_pn))
+            type_button = (urwid.WEIGHT, 0.45, urwid.Button("Use as default", on_press=use_pn))
             save_button = None
         else:
-            type_button = ("weight", 0.45, urwid.Button("Converse", on_press=converse))
+            type_button = (urwid.WEIGHT, 0.45, urwid.Button("Converse", on_press=converse))
             save_button = None
 
         if is_node:
-            button_columns = urwid.Columns([("weight", 0.45, urwid.Button("Back", on_press=show_announce_stream)), ("weight", 0.1, urwid.Text("")), type_button, ("weight", 0.1, urwid.Text("")), msg_button, ("weight", 0.1, urwid.Text("")), save_button])
+            button_columns = urwid.Columns([
+                (urwid.WEIGHT, 0.45, urwid.Button("Back", on_press=show_announce_stream)),
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                type_button,
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                msg_button,
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                save_button,
+            ])
         else:
-            button_columns = urwid.Columns([("weight", 0.45, urwid.Button("Back", on_press=show_announce_stream)), ("weight", 0.1, urwid.Text("")), type_button])
+            button_columns = urwid.Columns([
+                (urwid.WEIGHT, 0.45, urwid.Button("Back", on_press=show_announce_stream)),
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                type_button,
+            ])
 
         pile_widgets = []
 
         if is_pn:
             pile_widgets = [
-                urwid.Text("Time  : "+ts_string, align="left"),
+                urwid.Text("Time  : "+ts_string, align=urwid.LEFT),
-                urwid.Text("Addr  : "+addr_str, align="left"),
+                urwid.Text("Addr  : "+addr_str, align=urwid.LEFT),
-                urwid.Text("Type  : "+type_string, align="left"),
+                urwid.Text("Type  : "+type_string, align=urwid.LEFT),
                 urwid.Divider(g["divider1"]),
                 button_columns
             ]
 
         else:
             pile_widgets = [
-                urwid.Text("Time  : "+ts_string, align="left"),
+                urwid.Text("Time  : "+ts_string, align=urwid.LEFT),
-                urwid.Text("Addr  : "+addr_str, align="left"),
+                urwid.Text("Addr  : "+addr_str, align=urwid.LEFT),
-                urwid.Text("Type  : "+type_string, align="left"),
+                urwid.Text("Type  : "+type_string, align=urwid.LEFT),
-                urwid.Text("Name  : "+display_str, align="left"),
+                urwid.Text("Name  : "+display_str, align=urwid.LEFT),
-                urwid.Text(["Trust : ", (style, trust_str)], align="left"),
+                urwid.Text(["Trust : ", (style, trust_str)], align=urwid.LEFT),
                 urwid.Divider(g["divider1"]),
-                urwid.Text(["Announce Data: \n", (data_style, data_str)], align="left"),
+                urwid.Text(["Announce Data: \n", (data_style, data_str)], align=urwid.LEFT),
                 urwid.Divider(g["divider1"]),
                 button_columns
             ]
 
             if is_node:
-                operator_entry = urwid.Text("Oprtr : "+op_str, align="left")
+                operator_entry = urwid.Text("Oprtr : "+op_str, align=urwid.LEFT)
                 pile_widgets.insert(4, operator_entry)
 
         pile = urwid.Pile(pile_widgets)
 
-        self.display_widget = urwid.Filler(pile, valign="top", height="pack")
+        self.display_widget = urwid.Filler(pile, valign=urwid.TOP, height=urwid.PACK)
 
-        urwid.WidgetWrap.__init__(self, urwid.LineBox(self.display_widget, title="Announce Info"))
+        super().__init__(urwid.LineBox(self.display_widget, title="Announce Info"))
 
 
 class AnnounceStreamEntry(urwid.WidgetWrap):
@@ -296,13 +308,13 @@ class AnnounceStreamEntry(urwid.WidgetWrap):
         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)
+        super().__init__(self.display_widget)
 
     def display_announce(self, event, announce):
       try:
         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)
+        options = parent.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
         parent.left_pile.contents[0] = (info_widget, options)
       
       except KeyError as e:
@@ -313,17 +325,21 @@ class AnnounceStreamEntry(urwid.WidgetWrap):
             def close_req(sender):
                 self.delegate.parent.close_list_dialogs()
 
-            dialog_pile.contents[0] = (urwid.Text("\nKeys requested from network\n", align="center"), options)
+            dialog_pile.contents[0] = (urwid.Text("\nKeys requested from network\n", align=urwid.CENTER), options)
             RNS.Transport.request_path(announce[1])
 
         confirmed_button = urwid.Button("Request keys", on_press=confirmed)
 
         dialog_pile = urwid.Pile([
-            urwid.Text("The keys for the announced destination could not be recalled. You can wait for an announce to arrive, or request the keys from the network.\n", align="center"),
+            urwid.Text(
+                "The keys for the announced destination could not be recalled. "
+                "You can wait for an announce to arrive, or request the keys from the network.\n",
+                align=urwid.CENTER,
+            ),
             urwid.Columns([
-                ("weight", 0.45, confirmed_button),
+                (urwid.WEIGHT, 0.45, confirmed_button),
-                ("weight", 0.1, urwid.Text("")),
+                (urwid.WEIGHT, 0.1, urwid.Text("")),
-                ("weight", 0.45, urwid.Button("Close", on_press=dismiss_dialog)),
+                (urwid.WEIGHT, 0.45, urwid.Button("Close", on_press=dismiss_dialog)),
             ])
         ])
 
@@ -335,9 +351,18 @@ class AnnounceStreamEntry(urwid.WidgetWrap):
         dialog.delegate = self.delegate.parent
         bottom = self.delegate
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(
+            dialog,
+            bottom,
+            align=urwid.CENTER,
+            width=urwid.RELATIVE_100,
+            valign=urwid.MIDDLE,
+            height=urwid.PACK,
+            left=2,
+            right=2,
+        )
 
-        options = self.delegate.parent.left_pile.options("weight", 1)
+        options = self.delegate.parent.left_pile.options(urwid.WEIGHT, 1)
         self.delegate.parent.left_pile.contents[0] = (overlay, options)
 
     def timestamp(self):
@@ -365,11 +390,11 @@ class AnnounceStream(urwid.WidgetWrap):
         )
 
         self.display_widget = self.ilb
-        urwid.WidgetWrap.__init__(self, urwid.LineBox(self.display_widget, title="Announce Stream"))
+        super().__init__(urwid.LineBox(self.display_widget, title="Announce Stream"))
 
     def keypress(self, size, key):
         if key == "up" and (self.no_content or self.ilb.first_item_is_selected()):
-            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header")
+            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.focus_position = "header"
         elif key == "ctrl x":
             self.delete_selected_entry()
             
@@ -464,7 +489,7 @@ class ListDialogLineBox(urwid.LineBox):
 class KnownNodeInfo(urwid.WidgetWrap):
     def keypress(self, size, key):
         if key == "esc":
-            options = self.parent.left_pile.options(height_type="weight", height_amount=1)
+            options = self.parent.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             self.parent.left_pile.contents[0] = (self.parent.known_nodes_display, options)
         else:
             return super(KnownNodeInfo, self).keypress(size, key)
@@ -559,7 +584,7 @@ class KnownNodeInfo(urwid.WidgetWrap):
             op_str = "Unknown"
 
         def show_known_nodes(sender):
-            options = self.parent.left_pile.options(height_type="weight", height_amount=1)
+            options = self.parent.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             self.parent.left_pile.contents[0] = (self.parent.known_nodes_display, options)
 
         def connect(sender):
@@ -630,21 +655,21 @@ class KnownNodeInfo(urwid.WidgetWrap):
 
             show_known_nodes(None)
 
-        back_button = ("weight", 0.2, urwid.Button("Back", on_press=show_known_nodes))
+        back_button = (urwid.WEIGHT, 0.2, urwid.Button("Back", on_press=show_known_nodes))
-        connect_button = ("weight", 0.2, urwid.Button("Connect", on_press=connect))
+        connect_button = (urwid.WEIGHT, 0.2, urwid.Button("Connect", on_press=connect))
-        save_button = ("weight", 0.2, urwid.Button("Save", on_press=save_node))
+        save_button = (urwid.WEIGHT, 0.2, urwid.Button("Save", on_press=save_node))
-        msg_button = ("weight", 0.2, urwid.Button("Msg Op", on_press=msg_op))
+        msg_button = (urwid.WEIGHT, 0.2, urwid.Button("Msg Op", on_press=msg_op))
-        bdiv = ("weight", 0.02, urwid.Text(""))
+        bdiv = (urwid.WEIGHT, 0.02, urwid.Text(""))
 
         button_columns = urwid.Columns([back_button, bdiv, connect_button, bdiv, msg_button, bdiv, save_button])
 
         pile_widgets = [
-            urwid.Text("Type      : "+type_string, align="left"),
+            urwid.Text("Type      : "+type_string, align=urwid.LEFT),
             e_name,
-            urwid.Text("Node Addr : "+addr_str, align="left"),
+            urwid.Text("Node Addr : "+addr_str, align=urwid.LEFT),
             e_sort,
             urwid.Divider(g["divider1"]),
-            urwid.Text(lxmf_addr_str, align="center"),
+            urwid.Text(lxmf_addr_str, align=urwid.CENTER),
             urwid.Divider(g["divider1"]),
             propagation_node_checkbox,
             connect_identify_checkbox,
@@ -656,7 +681,7 @@ class KnownNodeInfo(urwid.WidgetWrap):
             button_columns
         ]
 
-        operator_entry = urwid.Text("Operator  : "+op_str, align="left")
+        operator_entry = urwid.Text("Operator  : "+op_str, align=urwid.LEFT)
         pile_widgets.insert(3, operator_entry)
 
         hops = RNS.Transport.hops_to(source_hash)
@@ -670,7 +695,7 @@ class KnownNodeInfo(urwid.WidgetWrap):
         else:
             hops_str = "Unknown"
 
-        operator_entry = urwid.Text("Distance  : "+hops_str, align="left")
+        operator_entry = urwid.Text("Distance  : "+hops_str, align=urwid.LEFT)
         pile_widgets.insert(4, operator_entry)
 
         pile = urwid.Pile(pile_widgets)
@@ -679,9 +704,9 @@ class KnownNodeInfo(urwid.WidgetWrap):
         button_columns.focus_position = 0
 
 
-        self.display_widget = urwid.Filler(pile, valign="top", height="pack")
+        self.display_widget = urwid.Filler(pile, valign=urwid.TOP, height=urwid.PACK)
 
-        urwid.WidgetWrap.__init__(self, urwid.LineBox(self.display_widget, title="Node Info"))
+        super().__init__(urwid.LineBox(self.display_widget, title="Node Info"))
 
 
 # Yes, this is weird. There is a bug in Urwid/ILB that causes
@@ -694,9 +719,9 @@ class ExceptionHandlingListBox(IndicativeListBox):
 
         except Exception as e:
             if key == "up":
-                nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header")
+                nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.focus_position = "header"
             elif key == "down":
-                nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.sub_displays.network_display.left_pile.set_focus(1)
+                nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.sub_displays.network_display.left_pile.focus_position = 1
             else:
                 RNS.log("An error occurred while processing an interface event. The contained exception was: "+str(e), RNS.LOG_ERROR)
 
@@ -723,14 +748,23 @@ class KnownNodes(urwid.WidgetWrap):
         else:
             self.no_content = True
             widget_style = "inactive_text"
-            self.pile = urwid.Pile([urwid.Text(("warning_text", g["info"]+"\n"), align="center"), SelectText(("warning_text", "Currently, no nodes are saved\n\nCtrl+L to view the announce stream\n\n"), align="center")])
+            self.pile = urwid.Pile([
-            self.display_widget = urwid.Filler(self.pile, valign="top", height="pack")
+                urwid.Text(("warning_text", g["info"]+"\n"), align=urwid.CENTER),
+                SelectText(
+                    (
+                        "warning_text",
+                        "Currently, no nodes are saved\n\nCtrl+L to view the announce stream\n\n",
+                    ),
+                    align=urwid.CENTER,
+                ),
+            ])
+            self.display_widget = urwid.Filler(self.pile, valign=urwid.TOP, height=urwid.PACK)
 
-        urwid.WidgetWrap.__init__(self, urwid.AttrMap(urwid.LineBox(self.display_widget, title="Saved Nodes"), widget_style))
+        super().__init__(urwid.AttrMap(urwid.LineBox(self.display_widget, title="Saved Nodes"), widget_style))
 
     def keypress(self, size, key):
         if key == "up" and (self.no_content or self.ilb.first_item_is_selected()):
-            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header")
+            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.focus_position = "header"
         elif key == "ctrl x":
             self.delete_selected_entry()
             
@@ -757,27 +791,27 @@ class KnownNodes(urwid.WidgetWrap):
 
         def show_info(sender):
             info_widget = KnownNodeInfo(source_hash)
-            options = parent.left_pile.options(height_type="weight", height_amount=1)
+            options = parent.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             parent.left_pile.contents[0] = (info_widget, options)
 
 
         dialog = ListDialogLineBox(
             urwid.Pile([
-                urwid.Text("Connect to node\n"+self.app.directory.simplest_display_str(source_hash)+"\n", align="center"),
+                urwid.Text("Connect to node\n"+self.app.directory.simplest_display_str(source_hash)+"\n", align=urwid.CENTER),
                 urwid.Columns([
-                    ("weight", 0.45, urwid.Button("Yes", on_press=confirmed)),
+                    (urwid.WEIGHT, 0.45, urwid.Button("Yes", on_press=confirmed)),
-                    ("weight", 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
-                    ("weight", 0.45, urwid.Button("No", on_press=dismiss_dialog)),
+                    (urwid.WEIGHT, 0.45, urwid.Button("No", on_press=dismiss_dialog)),
-                    ("weight", 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
-                    ("weight", 0.45, urwid.Button("Info", on_press=show_info))])
+                    (urwid.WEIGHT, 0.45, urwid.Button("Info", on_press=show_info))])
             ]), title="?"
         )
         dialog.delegate = self.delegate
         bottom = self
 
-        overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+        overlay = urwid.Overlay(dialog, bottom, align=urwid.CENTER, width=urwid.RELATIVE_100, valign=urwid.MIDDLE, height=urwid.PACK, left=2, right=2)
 
-        options = self.delegate.left_pile.options("weight", 1)
+        options = self.delegate.left_pile.options(urwid.WEIGHT, 1)
         self.delegate.left_pile.contents[0] = (overlay, options)
 
     def delete_selected_entry(self):
@@ -796,16 +830,29 @@ class KnownNodes(urwid.WidgetWrap):
 
             dialog = ListDialogLineBox(
                 urwid.Pile([
-                    urwid.Text("Delete Node\n"+self.app.directory.simplest_display_str(source_hash)+"\n", align="center"),
+                    urwid.Text("Delete Node\n"+self.app.directory.simplest_display_str(source_hash)+"\n", align=urwid.CENTER),
-                    urwid.Columns([("weight", 0.45, urwid.Button("Yes", on_press=confirmed)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("No", on_press=dismiss_dialog))])
+                    urwid.Columns([
+                        (urwid.WEIGHT, 0.45, urwid.Button("Yes", on_press=confirmed)),
+                        (urwid.WEIGHT, 0.1, urwid.Text("")),
+                        (urwid.WEIGHT, 0.45, urwid.Button("No", on_press=dismiss_dialog)),
+                    ])
                 ]), title="?"
             )
             dialog.delegate = self.delegate
             bottom = self
 
-            overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+            overlay = urwid.Overlay(
+                dialog,
+                bottom,
+                align=urwid.CENTER,
+                width=urwid.RELATIVE_100,
+                valign=urwid.MIDDLE,
+                height=urwid.PACK,
+                left=2,
+                right=2,
+            )
 
-            options = self.delegate.left_pile.options("weight", 1)
+            options = self.delegate.left_pile.options(urwid.WEIGHT, 1)
             self.delegate.left_pile.contents[0] = (overlay, options)
 
 
@@ -869,7 +916,7 @@ class NodeEntry(urwid.WidgetWrap):
 
         self.display_widget = urwid.AttrMap(widget, style, focus_style)
         self.display_widget.source_hash = source_hash
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
 
 class AnnounceTime(urwid.WidgetWrap):
@@ -880,7 +927,7 @@ class AnnounceTime(urwid.WidgetWrap):
         self.display_widget = urwid.Text("")
         self.update_time()
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def update_time(self):
         self.last_announce_string = "Never"
@@ -912,7 +959,7 @@ class NodeAnnounceTime(urwid.WidgetWrap):
         self.display_widget = urwid.Text("")
         self.update_time()
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def update_time(self):
         self.last_announce_string = "Never"
@@ -943,7 +990,7 @@ class NodeActiveConnections(urwid.WidgetWrap):
         self.display_widget = urwid.Text("")
         self.update_stat()
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def update_stat(self):
         self.stat_string = "None"
@@ -974,7 +1021,7 @@ class NodeStorageStats(urwid.WidgetWrap):
         self.display_widget = urwid.Text("")
         self.update_stat()
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def update_stat(self):
         self.stat_string = "None"
@@ -1017,7 +1064,7 @@ class NodeTotalConnections(urwid.WidgetWrap):
         self.display_widget = urwid.Text("")
         self.update_stat()
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def update_stat(self):
         self.stat_string = "None"
@@ -1049,7 +1096,7 @@ class NodeTotalPages(urwid.WidgetWrap):
         self.display_widget = urwid.Text("")
         self.update_stat()
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def update_stat(self):
         self.stat_string = "None"
@@ -1081,7 +1128,7 @@ class NodeTotalFiles(urwid.WidgetWrap):
         self.display_widget = urwid.Text("")
         self.update_stat()
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def update_stat(self):
         self.stat_string = "None"
@@ -1130,45 +1177,45 @@ class LocalPeer(urwid.WidgetWrap):
 
             dialog = DialogLineBox(
                 urwid.Pile([
-                    urwid.Text("\n\n\nSaved\n\n", align="center"),
+                    urwid.Text("\n\n\nSaved\n\n", align=urwid.CENTER),
                     urwid.Button("OK", on_press=dismiss_dialog)
                 ]), title=g["info"]
             )
             dialog.delegate = self
             bottom = self
 
-            #overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=4, right=4)
+            #overlay = urwid.Overlay(dialog, bottom, align=urwid.CENTER, width=urwid.RELATIVE_100, valign=urwid.MIDDLE, height=urwid.PACK, left=4, right=4)
             overlay = dialog
-            options = self.parent.left_pile.options(height_type="pack", height_amount=None)
+            options = self.parent.left_pile.options(height_type=urwid.PACK, height_amount=None)
             self.dialog_open = True
             self.parent.left_pile.contents[1] = (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)
+                options = self.parent.left_pile.options(height_type=urwid.PACK, height_amount=None)
                 self.parent.left_pile.contents[1] = (LocalPeer(self.app, self.parent), options)
 
             self.app.announce_now()
 
             dialog = DialogLineBox(
                 urwid.Pile([
-                    urwid.Text("\n\n\nAnnounce Sent\n\n\n", align="center"),
+                    urwid.Text("\n\n\nAnnounce Sent\n\n\n", align=urwid.CENTER),
                     urwid.Button("OK", on_press=dismiss_dialog)
                 ]), title=g["info"]
             )
             dialog.delegate = self
             bottom = self
 
-            #overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=4, right=4)
+            #overlay = urwid.Overlay(dialog, bottom, align=urwid.CENTER, width=urwid.RELATIVE_100, valign=urwid.MIDDLE, height=urwid.PACK, left=4, right=4)
             overlay = dialog
             
             self.dialog_open = True
-            options = self.parent.left_pile.options(height_type="pack", height_amount=None)
+            options = self.parent.left_pile.options(height_type=urwid.PACK, height_amount=None)
             self.parent.left_pile.contents[1] = (overlay, options)
 
         def node_info_query(sender):
-            options = self.parent.left_pile.options(height_type="pack", height_amount=None)
+            options = self.parent.left_pile.options(height_type=urwid.PACK, height_amount=None)
             self.parent.left_pile.contents[1] = (self.parent.node_info_display, options)
 
         if LocalPeer.announce_timer == None:
@@ -1189,11 +1236,15 @@ class LocalPeer(urwid.WidgetWrap):
                 self.t_last_announce,
                 announce_button,
                 urwid.Divider(g["divider1"]),
-                urwid.Columns([("weight", 0.45, urwid.Button("Save", on_press=save_query)), ("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("Node Info", on_press=node_info_query))])
+                urwid.Columns([
+                    (urwid.WEIGHT, 0.45, urwid.Button("Save", on_press=save_query)),
+                    (urwid.WEIGHT, 0.1, urwid.Text("")),
+                    (urwid.WEIGHT, 0.45, urwid.Button("Node Info", on_press=node_info_query)),
+                ])
             ]
         )
 
-        urwid.WidgetWrap.__init__(self, urwid.LineBox(self.display_widget, title="Local Peer Info"))
+        super().__init__(urwid.LineBox(self.display_widget, title="Local Peer Info"))
 
     def start(self):
         self.t_last_announce.start()
@@ -1217,7 +1268,7 @@ class NodeInfo(urwid.WidgetWrap):
         widget_style = ""
 
         def show_peer_info(sender):
-            options = self.parent.left_pile.options(height_type="pack", height_amount=None)
+            options = self.parent.left_pile.options(height_type=urwid.PACK, height_amount=None)
             self.parent.left_pile.contents[1] = (LocalPeer(self.app, self.parent), options)
         
         if self.app.enable_node:
@@ -1241,25 +1292,25 @@ class NodeInfo(urwid.WidgetWrap):
             def announce_query(sender):
                 def dismiss_dialog(sender):
                     self.dialog_open = False
-                    options = self.parent.left_pile.options(height_type="pack", height_amount=None)
+                    options = self.parent.left_pile.options(height_type=urwid.PACK, height_amount=None)
                     self.parent.left_pile.contents[1] = (NodeInfo(self.app, self.parent), options)
 
                 self.app.node.announce()
 
                 dialog = DialogLineBox(
                     urwid.Pile([
-                        urwid.Text("\n\n\nAnnounce Sent\n\n", align="center"),
+                        urwid.Text("\n\n\nAnnounce Sent\n\n", align=urwid.CENTER),
                         urwid.Button("OK", on_press=dismiss_dialog)
                     ]), title=g["info"]
                 )
                 dialog.delegate = self
                 bottom = self
 
-                #overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=4, right=4)
+                #overlay = urwid.Overlay(dialog, bottom, align=urwid.CENTER, width=urwid.RELATIVE_100, valign=urwid.MIDDLE, height=urwid.PACK, left=4, right=4)
                 overlay = dialog
                 
                 self.dialog_open = True
-                options = self.parent.left_pile.options(height_type="pack", height_amount=None)
+                options = self.parent.left_pile.options(height_type=urwid.PACK, height_amount=None)
                 self.parent.left_pile.contents[1] = (overlay, options)
 
             def connect_query(sender):
@@ -1308,7 +1359,7 @@ class NodeInfo(urwid.WidgetWrap):
                 self.t_total_files.update_stat()
 
             lxmf_addr_str = g["sent"]+" LXMF Propagation Node Address is "+RNS.prettyhexrep(RNS.Destination.hash_from_name_and_identity("lxmf.propagation", self.app.node.destination.identity))
-            e_lxmf = urwid.Text(lxmf_addr_str, align="center")
+            e_lxmf = urwid.Text(lxmf_addr_str, align=urwid.CENTER)
 
             announce_button = urwid.Button("Announce", on_press=announce_query)
             connect_button = urwid.Button("Browse", on_press=connect_query)
@@ -1329,13 +1380,13 @@ class NodeInfo(urwid.WidgetWrap):
                     self.t_total_files,
                     urwid.Divider(g["divider1"]),
                     urwid.Columns([
-                        ("weight", 5, urwid.Button("Back", on_press=show_peer_info)),
+                        (urwid.WEIGHT, 5, urwid.Button("Back", on_press=show_peer_info)),
-                        ("weight", 0.5, urwid.Text("")),
+                        (urwid.WEIGHT, 0.5, urwid.Text("")),
-                        ("weight", 6, connect_button),
+                        (urwid.WEIGHT, 6, connect_button),
-                        ("weight", 0.5, urwid.Text("")),
+                        (urwid.WEIGHT, 0.5, urwid.Text("")),
-                        ("weight", 8, reset_button),
+                        (urwid.WEIGHT, 8, reset_button),
-                        ("weight", 0.5, urwid.Text("")),
+                        (urwid.WEIGHT, 0.5, urwid.Text("")),
-                        ("weight", 7, announce_button),
+                        (urwid.WEIGHT, 7, announce_button),
                     ])
                 ])
             else:
@@ -1351,25 +1402,25 @@ class NodeInfo(urwid.WidgetWrap):
                 self.t_total_files,
                 urwid.Divider(g["divider1"]),
                 urwid.Columns([
-                    ("weight", 5, urwid.Button("Back", on_press=show_peer_info)),
+                    (urwid.WEIGHT, 5, urwid.Button("Back", on_press=show_peer_info)),
-                    ("weight", 0.5, urwid.Text("")),
+                    (urwid.WEIGHT, 0.5, urwid.Text("")),
-                    ("weight", 6, connect_button),
+                    (urwid.WEIGHT, 6, connect_button),
-                    ("weight", 0.5, urwid.Text("")),
+                    (urwid.WEIGHT, 0.5, urwid.Text("")),
-                    ("weight", 8, reset_button),
+                    (urwid.WEIGHT, 8, reset_button),
-                    ("weight", 0.5, urwid.Text("")),
+                    (urwid.WEIGHT, 0.5, urwid.Text("")),
-                    ("weight", 7, announce_button),
+                    (urwid.WEIGHT, 7, announce_button),
                 ])
             ])
         else:
             pile = urwid.Pile([
-                urwid.Text("\n"+g["info"], align="center"),
+                urwid.Text("\n"+g["info"], align=urwid.CENTER),
-                urwid.Text("\nThis instance is not hosting a node\n\n", align="center"),
+                urwid.Text("\nThis instance is not hosting a node\n\n", align=urwid.CENTER),
-                urwid.Padding(urwid.Button("Back", on_press=show_peer_info), "center", "pack")
+                urwid.Padding(urwid.Button("Back", on_press=show_peer_info), urwid.CENTER, urwid.PACK)
             ])
 
         self.display_widget = pile
 
-        urwid.WidgetWrap.__init__(self, urwid.AttrMap(urwid.LineBox(self.display_widget, title="Local Node Info"), widget_style))
+        super().__init__(urwid.AttrMap(urwid.LineBox(self.display_widget, title="Local Node Info"), widget_style))
 
     def start(self):
         if self.app.node != None:
@@ -1392,7 +1443,7 @@ class UpdatingText(urwid.WidgetWrap):
         self.append_text = append_text
         self.update()
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def update(self):
         self.value = self.value_method()
@@ -1434,7 +1485,7 @@ class NetworkStats(urwid.WidgetWrap):
 
         self.display_widget = urwid.LineBox(pile, title="Network Stats")
 
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
     def start(self):
         self.w_heard_peers.start()
@@ -1486,9 +1537,9 @@ class NetworkDisplay():
 
         self.list_display = 1
         self.left_pile = NetworkLeftPile([
-            ("weight", 1, self.known_nodes_display),
+            (urwid.WEIGHT, 1, self.known_nodes_display),
-            # ("pack", self.network_stats_display),
+            # (urwid.PACK, self.network_stats_display),
-            ("pack", self.local_peer_display),
+            (urwid.PACK, self.local_peer_display),
         ])
 
         self.left_pile.parent = self
@@ -1499,10 +1550,10 @@ class NetworkDisplay():
 
         self.columns = urwid.Columns(
             [
-                # ("weight", NetworkDisplay.list_width, self.left_area),
+                # (urwid.WEIGHT, NetworkDisplay.list_width, self.left_area),
-                # ("weight", self.right_area_width, self.right_area)
+                # (urwid.WEIGHT, self.right_area_width, self.right_area)
                 (NetworkDisplay.given_list_width, self.left_area),
-                ("weight", 1, self.right_area)
+                (urwid.WEIGHT, 1, self.right_area)
             ],
             dividechars=0, focus_column=0
         )
@@ -1512,11 +1563,11 @@ class NetworkDisplay():
 
     def toggle_list(self):
         if self.list_display != 0:
-            options = self.left_pile.options(height_type="weight", height_amount=1)
+            options = self.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             self.left_pile.contents[0] = (self.announce_stream_display, options)
             self.list_display = 0
         else:
-            options = self.left_pile.options(height_type="weight", height_amount=1)
+            options = self.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             self.left_pile.contents[0] = (self.known_nodes_display, options)
             self.list_display = 1
 
@@ -1531,7 +1582,7 @@ class NetworkDisplay():
         self.widget.contents[0] = (self.left_area, options)
 
     def show_peers(self):
-        options = self.left_pile.options(height_type="weight", height_amount=1)
+        options = self.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
         self.left_pile.contents[0] = (self.lxmf_peers_display, options)
 
         if self.list_display != 0:
@@ -1548,7 +1599,7 @@ class NetworkDisplay():
                 
                 if selected_node_hash != None:
                     info_widget = KnownNodeInfo(selected_node_hash)
-                    options = parent.left_pile.options(height_type="weight", height_amount=1)
+                    options = parent.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
                     parent.left_pile.contents[0] = (info_widget, options)
     
     def focus_lists(self):
@@ -1567,10 +1618,10 @@ class NetworkDisplay():
 
     def close_list_dialogs(self):
         if self.list_display == 0:
-            options = self.left_pile.options(height_type="weight", height_amount=1)
+            options = self.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             self.left_pile.contents[0] = (self.announce_stream_display, options)
         else:
-            options = self.left_pile.options(height_type="weight", height_amount=1)
+            options = self.left_pile.options(height_type=urwid.WEIGHT, height_amount=1)
             self.left_pile.contents[0] = (self.known_nodes_display, options)
 
     def start(self):
@@ -1613,18 +1664,21 @@ class LXMFPeers(urwid.WidgetWrap):
         else:
             self.no_content = True
             widget_style = "inactive_text"
-            self.pile = urwid.Pile([urwid.Text(("warning_text", g["info"]+"\n"), align="center"), SelectText(("warning_text", "Currently, no LXMF nodes are peered\n\n"), align="center")])
+            self.pile = urwid.Pile([
-            self.display_widget = urwid.Filler(self.pile, valign="top", height="pack")
+                urwid.Text(("warning_text", g["info"]+"\n"), align=urwid.CENTER),
+                SelectText(("warning_text", "Currently, no LXMF nodes are peered\n\n"), align=urwid.CENTER),
+            ])
+            self.display_widget = urwid.Filler(self.pile, valign=urwid.TOP, height=urwid.PACK)
 
         if hasattr(self, "peer_list") and self.peer_list:
             pl = len(self.peer_list)
         else:
             pl = 0
-        urwid.WidgetWrap.__init__(self, urwid.AttrMap(urwid.LineBox(self.display_widget, title=f"LXMF Propagation Peers ({pl})"), widget_style))
+        super().__init__(urwid.AttrMap(urwid.LineBox(self.display_widget, title=f"LXMF Propagation Peers ({pl})"), widget_style))
 
     def keypress(self, size, key):
         if key == "up" and (self.no_content or self.ilb.first_item_is_selected()):
-            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.set_focus("header")
+            nomadnet.NomadNetworkApp.get_shared_instance().ui.main_display.frame.focus_position = "header"
         elif key == "ctrl x":
             self.delete_selected_entry()
         elif key == "ctrl r":
@@ -1665,16 +1719,21 @@ class LXMFPeers(urwid.WidgetWrap):
 
                     dialog = ListDialogLineBox(
                         urwid.Pile([
-                            urwid.Text("A delivery sync of all unhandled LXMs was manually requested for the selected node\n", align="center"),
+                            urwid.Text("A delivery sync of all unhandled LXMs was manually requested for the selected node\n", align=urwid.CENTER),
-                            urwid.Columns([("weight", 0.1, urwid.Text("")), ("weight", 0.45, urwid.Button("OK", on_press=dismiss_dialog))])
+                            urwid.Columns([
-                        ]), title="!"
+                                (urwid.WEIGHT, 0.1, urwid.Text("")),
+                                (urwid.WEIGHT, 0.45, urwid.Button("OK", on_press=dismiss_dialog)),
+                            ])
+                        ]),
+                        title="!",
+
                     )
                     dialog.delegate = self.delegate
                     bottom = self
 
-                    overlay = urwid.Overlay(dialog, bottom, align="center", width=("relative", 100), valign="middle", height="pack", left=2, right=2)
+                    overlay = urwid.Overlay(dialog, bottom, align=urwid.CENTER, width=urwid.RELATIVE_100, valign=urwid.MIDDLE, height=urwid.PACK, left=2, right=2)
 
-                    options = self.delegate.left_pile.options("weight", 1)
+                    options = self.delegate.left_pile.options(urwid.WEIGHT, 1)
                     self.delegate.left_pile.contents[0] = (overlay, options)
 
 
@@ -1741,7 +1800,7 @@ class LXMFPeerEntry(urwid.WidgetWrap):
         widget = ListEntry(sym+" "+display_str+"\n  "+alive_string+", last heard "+pretty_date(int(peer.last_heard))+"\n  "+str(len(peer.unhandled_messages))+" unhandled LXMs, "+RNS.prettysize(peer.link_establishment_rate/8, "b")+"/s LER")
         self.display_widget = urwid.AttrMap(widget, style, focus_style)
         self.display_widget.destination_hash = destination_hash
-        urwid.WidgetWrap.__init__(self, self.display_widget)
+        super().__init__(self.display_widget)
 
 
 def pretty_date(time=False):

nomadnet/vendor/Scrollable.py

@@ -268,10 +268,10 @@ class Scrollable(urwid.WidgetDecoration):
     def _get_original_widget_size(self, size):
         ow = self._original_widget
         sizing = ow.sizing()
-        if FIXED in sizing:
+        if FLOW in sizing:
-            return ()
-        elif FLOW in sizing:
             return (size[0],)
+        elif FIXED in sizing:
+            return ()
 
     def get_scrollpos(self, size=None, focus=False):
         """Current scrolling position

nomadnet/vendor/additional_urwid_widgets/widgets/indicative_listbox.py

@@ -269,11 +269,13 @@ class IndicativeListBox(urwid.WidgetWrap):
             
             # mousewheel up
             elif button == 4.0:
-                was_handeled = self._pass_key_to_contained_listbox(modified_size, "page up")
+                # was_handeled = self._pass_key_to_contained_listbox(modified_size, "page up")
+                was_handeled = self._pass_key_to_contained_listbox(modified_size, "up")
                 
             # mousewheel down
             elif button == 5.0:
-                was_handeled = self._pass_key_to_contained_listbox(modified_size, "page down")
+                # was_handeled = self._pass_key_to_contained_listbox(modified_size, "page down")
+                was_handeled = self._pass_key_to_contained_listbox(modified_size, "down")
                 
             focus_position_after_input = self.get_selected_position()
             

setup.py

@@ -30,6 +30,6 @@ setuptools.setup(
     entry_points= {
         'console_scripts': ['nomadnet=nomadnet.nomadnet:main']
     },
-    install_requires=["rns>=0.6.2", "lxmf>=0.3.6", "urwid==2.1.2", "qrcode"],
+    install_requires=["rns>=0.7.5", "lxmf>=0.4.3", "urwid>=2.4.4", "qrcode"],
     python_requires=">=3.6",
 )