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Merged
zimeg merged 1 commit into from
Jul 25, 2025
Merged

docs: filter against bot_id in listener middleware example #1339

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11 changes: 5 additions & 6 deletions docs/content/concepts/listener-middleware.md
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Original file line number Diff line number Diff line change
Expand Up @@ -11,11 +11,10 @@ If your listener middleware is a quite simple one, you can use a listener matche
Refer to [the module document](https://tools.slack.dev/bolt-python/api-docs/slack_bolt/kwargs_injection/args.html) to learn the available listener arguments.

```python
# Listener middleware which filters out messages with "bot_message" subtype
# Listener middleware which filters out messages from a bot
def no_bot_messages(message, next):
subtype = message.get("subtype")
if subtype != "bot_message":
next()
if "bot_id" not in message:
next()

# This listener only receives messages from humans
@app.event(event="message", middleware=[no_bot_messages])
Expand All @@ -24,10 +23,10 @@ def log_message(logger, event):

# Listener matchers: simplified version of listener middleware
def no_bot_messages(message) -> bool:
return message.get("subtype") != "bot_message"
return "bot_id" not in message

@app.event(
event="message",
event="message",
matchers=[no_bot_messages]
# or matchers=[lambda message: message.get("subtype") != "bot_message"]
)
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13 changes: 6 additions & 7 deletions ...8n/ja-jp/docusaurus-plugin-content-docs/current/concepts/listener-middleware.md
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Expand Up @@ -11,11 +11,10 @@ slug: /concepts/listener-middleware
<span>指定可能な引数の一覧は<a href="https://tools.slack.dev/bolt-python/api-docs/slack_bolt/kwargs_injection/args.html">モジュールドキュメント</a>を参考にしてください。</span>

```python
# "bot_message" サブタイプのメッセージを抽出するリスナーミドルウェア
# ボットからのメッセージをフィルタリングするリスナーミドルウェア
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@lukegalbraithrussell lukegalbraithrussell Jul 24, 2025

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かんぱい

def no_bot_messages(message, next):
subtype = message.get("subtype")
if subtype != "bot_message":
next()
if "bot_id" not in message:
next()

# このリスナーは人間によって送信されたメッセージのみを受け取ります
@app.event(event="message", middleware=[no_bot_messages])
Expand All @@ -24,13 +23,13 @@ def log_message(logger, event):

# リスナーマッチャー： 簡略化されたバージョンのリスナーミドルウェア
def no_bot_messages(message) -> bool:
return message.get("subtype") != "bot_message"
return "bot_id" not in message

@app.event(
event="message",
event="message",
matchers=[no_bot_messages]
# or matchers=[lambda message: message.get("subtype") != "bot_message"]
)
def log_message(logger, event):
logger.info(f"(MSG) User: {event['user']}\nMessage: {event['text']}")
```
```
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