Initial commit

.gitignore

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+*.mbp

LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2018 Tulir Asokan
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+of the Software, and to permit persons to whom the Software is furnished to do
+so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# echo
+A simple [maubot](https://github.com/maubot/maubot) that echoes pings and other stuff.

build.sh

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+#!/bin/bash
+zip -9r echo.mbp echo.py maubot.ini

echo.py

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+from time import time
+
+from maubot import Plugin, CommandSpec, Command, Argument, MessageEvent
+
+COMMAND_PING = "ping"
+ARG_ECHO = "$echo"
+COMMAND_ECHO = f"echo {ARG_ECHO}"
+
+
+class EchoBot(Plugin):
+    async def start(self) -> None:
+        self.set_command_spec(CommandSpec(
+            commands=[Command(
+                syntax=COMMAND_PING,
+                description="Ping the bot",
+            ), Command(
+                syntax=COMMAND_ECHO,
+                description="Echo something",
+                arguments={
+                    ARG_ECHO: Argument(matches=".+", required=True,
+                                       description="The content to echo"),
+                },
+            )],
+        ))
+        self.client.add_command_handler(COMMAND_PING, self.ping_handler)
+        self.client.add_command_handler(COMMAND_ECHO, self.echo_handler)
+
+    async def stop(self) -> None:
+        self.client.remove_command_handler(COMMAND_PING, self.ping_handler)
+        self.client.remove_command_handler(COMMAND_ECHO, self.echo_handler)
+
+    @staticmethod
+    def time_since(ms: int) -> str:
+        diff = int(time() * 1000) - ms
+        if abs(diff) < 10 * 1_000:
+            return f"{diff} ms"
+        elif abs(diff) < 60 * 1_000:
+            return f"{round(diff / 1_000, 1)} seconds"
+        minutes, seconds = divmod(diff / 1_000, 60)
+        if abs(minutes) < 60:
+            return f"{minutes} minutes and {seconds} seconds"
+        hours, minutes = divmod(minutes, 60)
+        if abs(hours) < 24:
+            return f"{hours} hours, {minutes} minutes and {seconds} seconds"
+        days, hours = divmod(hours, 24)
+        return f"{days} days, {hours} hours, {minutes} minutes and {seconds} seconds"
+
+    async def ping_handler(self, evt: MessageEvent) -> None:
+        await evt.reply(f"Pong! (ping took {self.time_since(evt.timestamp)} to arrive)")
+
+    @staticmethod
+    async def echo_handler(evt: MessageEvent) -> None:
+        await evt.respond(evt.content.command.arguments[ARG_ECHO])

maubot.ini

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+[maubot]
+ID = xyz.maubot.echo
+Version = 1.0.0
+Modules = echo
+MainClass = EchoBot