Claude Code Telegram Daemon — 繞過入站 bug (GitHub #37933)

claude-telegram-daemon.sh

#!/usr/bin/env bash
# Claude Code Telegram Daemon — 繞過壞掉的插件，直接 Bot API 輪詢 + claude -p 自動回覆
# macOS 版，適用於 Claude Code Telegram 入站 bug (GitHub #37933)
#
# 用法：
#   ./claude-telegram-daemon.sh
#   或背景運行：nohup ./claude-telegram-daemon.sh > ~/claude-telegram.log 2>&1 &
#
# 需要：curl, jq, claude CLI

set -euo pipefail

# ===== 設定區 =====
BOT_TOKEN="${CLAUDE_TELEGRAM_BOT_TOKEN:-}"
ALLOWED_USERS="${CLAUDE_TELEGRAM_ALLOWED_USERS:-}"
API="https://api.telegram.org/bot${BOT_TOKEN}"
INBOX="$HOME/.claude/channels/telegram/inbox"
OFFSET_FILE="$HOME/.claude/channels/telegram/.poll_offset"
POLL_INTERVAL=3

if [ -z "$BOT_TOKEN" ]; then
    echo "❌ 請設定環境變數 CLAUDE_TELEGRAM_BOT_TOKEN"
    echo "   export CLAUDE_TELEGRAM_BOT_TOKEN='your-bot-token'"
    exit 1
fi

if [ -z "$ALLOWED_USERS" ]; then
    echo "❌ 請設定環境變數 CLAUDE_TELEGRAM_ALLOWED_USERS（用戶 ID）"
    echo "   export CLAUDE_TELEGRAM_ALLOWED_USERS='1234567890'"
    echo "   查詢方式：Telegram 搜尋 @userinfobot 取得你的 ID"
    exit 1
fi

mkdir -p "$INBOX"

offset=0
[[ -f "$OFFSET_FILE" ]] && offset=$(<"$OFFSET_FILE")

log() { echo "[$(date '+%H:%M:%S')] $*"; }

cleanup() { log "停止 Telegram Daemon"; exit 0; }
trap cleanup SIGTERM SIGINT

log "🤖 Claude Telegram Daemon 啟動（offset=$offset）"
log "   Bot Token: ...${BOT_TOKEN: -6}"
log "   允許用戶: $ALLOWED_USERS"
log "   Inbox: $INBOX"

while true; do
    response=$(curl -sf --max-time 10 \
        "${API}/getUpdates?offset=${offset}&timeout=2&allowed_updates=%5B%22message%22%5D" 2>/dev/null) || {
        log "⚠️ API 請求失敗，重試..."
        sleep "$POLL_INTERVAL"
        continue
    }

    count=$(echo "$response" | jq '.result | length')

    for ((i = 0; i < count; i++)); do
        update=$(echo "$response" | jq ".result[$i]")
        update_id=$(echo "$update" | jq '.update_id')
        sender_id=$(echo "$update" | jq -r '.message.from.id // empty')

        # 允許清單檢查
        if [[ "$sender_id" != "$ALLOWED_USERS" ]]; then
            log "⏭️ 忽略來自 $sender_id 的訊息"
            offset=$((update_id + 1))
            echo "$offset" > "$OFFSET_FILE"
            continue
        fi

        msg=$(echo "$update" | jq '.message')
        msg_id=$(echo "$msg" | jq '.message_id')
        timestamp=$(date '+%Y%m%d-%H%M%S')
        text=$(echo "$msg" | jq -r '.text // .caption // empty')
        sender_name=$(echo "$msg" | jq -r '.from.first_name // "User"')

        # 處理照片
        photo_file=$(echo "$msg" | jq -r '.photo[-1].file_id // empty')
        if [[ -n "$photo_file" ]]; then
            file_info=$(curl -sf "${API}/getFile?file_id=${photo_file}" 2>/dev/null)
            file_path=$(echo "$file_info" | jq -r '.result.file_path // empty')
            if [[ -n "$file_path" ]]; then
                photo_out="${INBOX}/${timestamp}_${msg_id}.jpg"
                curl -sf "https://api.telegram.org/file/bot${BOT_TOKEN}/${file_path}" \
                    -o "$photo_out" 2>/dev/null
                log "📷 照片已存：$photo_out"
            fi
        fi

        # 處理文件
        doc_file=$(echo "$msg" | jq -r '.document.file_id // empty')
        if [[ -n "$doc_file" ]]; then
            doc_name=$(echo "$msg" | jq -r '.document.file_name // "document"')
            file_info=$(curl -sf "${API}/getFile?file_id=${doc_file}" 2>/dev/null)
            file_path=$(echo "$file_info" | jq -r '.result.file_path // empty')
            if [[ -n "$file_path" ]]; then
                doc_out="${INBOX}/${timestamp}_${msg_id}_${doc_name}"
                curl -sf "https://api.telegram.org/file/bot${BOT_TOKEN}/${file_path}" \
                    -o "$doc_out" 2>/dev/null
                log "📎 文件已存：$doc_out"
            fi
        fi

        # 存文字到 inbox
        if [[ -n "$text" ]]; then
            echo "$text" > "${INBOX}/${timestamp}_${msg_id}.txt"
            log "💬 ${sender_name}：${text:0:50}"
        fi

        # 用 Claude 自動回覆
        if [[ -n "$text" ]]; then
            # 顯示打字中
            curl -sf -X POST "${API}/sendChatAction" \
                -H 'Content-Type: application/json' \
                -d "{\"chat_id\":${sender_id},\"action\":\"typing\"}" \
                >/dev/null 2>&1 || true

            # 呼叫 claude -p 取得回覆
            reply=$(claude -p "你是 AI 助理，用繁體中文回覆。

用戶訊息：${text}" 2>/dev/null) || reply=""

            if [[ -n "$reply" ]]; then
                # 截斷到 Telegram 限制
                reply="${reply:0:4096}"
                curl -sf -X POST "${API}/sendMessage" \
                    -H 'Content-Type: application/json' \
                    -d "{\"chat_id\":${sender_id},\"text\":$(echo "$reply" | jq -Rs .),\"reply_to_message_id\":${msg_id}}" \
                    >/dev/null 2>&1 || true
                log "✅ 已回覆 msg $msg_id"
            else
                # Claude 失敗，發送 👀 表示已收到
                curl -sf -X POST "${API}/setMessageReaction" \
                    -H 'Content-Type: application/json' \
                    -d "{\"chat_id\":${sender_id},\"message_id\":${msg_id},\"reaction\":[{\"type\":\"emoji\",\"emoji\":\"👀\"}]}" \
                    >/dev/null 2>&1 || true
                log "⚠️ Claude 回覆失敗，已標記 👀"
            fi
        else
            # 非文字訊息（照片/文件），標記已收到
            curl -sf -X POST "${API}/setMessageReaction" \
                -H 'Content-Type: application/json' \
                -d "{\"chat_id\":${sender_id},\"message_id\":${msg_id},\"reaction\":[{\"type\":\"emoji\",\"emoji\":\"👀\"}]}" \
                >/dev/null 2>&1 || true
        fi

        offset=$((update_id + 1))
        echo "$offset" > "$OFFSET_FILE"
    done

    sleep "$POLL_INTERVAL"
done