name: Telegram Notification on PR Merge on: pull_request: types: - closed # 当 PR 被关闭(合并或关闭)时触发 jobs: notify: runs-on: ubuntu-latest # 只在 PR 被合并到 main 分支时执行 if: github.event.pull_request.merged == true && github.event.pull_request.base.ref == 'main' steps: - name: Checkout code uses: actions/checkout@v4 - name: Get PR details id: pr_details env: GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} run: | PR_NUMBER="${{ github.event.pull_request.number }}" REPO="${{ github.repository }}" # 获取 PR 详细信息 PR_RESPONSE=$(curl -s -H "Authorization: token ${GITHUB_TOKEN}" \ -H "Accept: application/vnd.github.v3+json" \ "https://api.github.com/repos/${REPO}/pulls/${PR_NUMBER}") # 获取 PR 变更的文件列表 FILES_RESPONSE=$(curl -s -H "Authorization: token ${GITHUB_TOKEN}" \ -H "Accept: application/vnd.github.v3+json" \ "https://api.github.com/repos/${REPO}/pulls/${PR_NUMBER}/files") # 提取 PR 描述(body),保留换行,限制长度 PR_BODY=$(echo "$PR_RESPONSE" | jq -r '.body // ""') if [ ${#PR_BODY} -gt 500 ]; then PR_BODY="${PR_BODY:0:500}..." fi # 保存到输出变量(使用 base64 编码避免特殊字符问题) echo "pr_body<> $GITHUB_OUTPUT echo "$PR_BODY" >> $GITHUB_OUTPUT echo "EOF" >> $GITHUB_OUTPUT - name: Send Telegram notification env: TELEGRAM_BOT_TOKEN: ${{ secrets.TELEGRAM_BOT_TOKEN }} TELEGRAM_CHAT_ID: ${{ secrets.TELEGRAM_CHAT_ID }} run: | # 检查必要的环境变量 # 注意:TELEGRAM_CHAT_ID 可以是个人聊天 ID(正数)或群组 ID(负数,如 -1001234567890) if [ -z "$TELEGRAM_BOT_TOKEN" ] || [ -z "$TELEGRAM_CHAT_ID" ]; then echo "⚠️ Telegram Bot Token 或 Chat ID 未配置,跳过通知" exit 0 fi # 获取 PR 基本信息 PR_NUMBER="${{ github.event.pull_request.number }}" PR_TITLE="${{ github.event.pull_request.title }}" PR_URL="${{ github.event.pull_request.html_url }}" PR_MERGE_COMMIT="${{ github.event.pull_request.merge_commit_sha }}" # 获取 PR 详细信息 PR_BODY="${{ steps.pr_details.outputs.pr_body }}" # 转义 PR 标题和描述中的 HTML 特殊字符(但保留已有的 HTML 标签) PR_TITLE_ESCAPED=$(echo "$PR_TITLE" | sed 's/&/\&/g' | sed 's//\>/g') # 构建消息内容(使用 HTML 格式) MESSAGE=$(cat <PR 已合并到 main 分支 📝 PR #${PR_NUMBER}: ${PR_TITLE_ESCAPED} 🔗 链接: 查看 PR 🔀 合并提交: ${PR_MERGE_COMMIT:0:7} EOF ) # 添加 PR 描述(如果有) if [ -n "$PR_BODY" ] && [ "$PR_BODY" != "null" ] && [ "$PR_BODY" != "" ]; then # 使用 Python 将 Markdown 转换为 HTML(更可靠) PR_BODY_HTML=$(python3 << 'PYTHON_SCRIPT' import sys import re text = sys.stdin.read() # 转义 HTML 特殊字符(先转义,避免破坏后续的转换) text = text.replace('&', '&') text = text.replace('<', '<') text = text.replace('>', '>') # 代码块:```code``` →
code
text = re.sub(r'```([^`]+)```', r'
\1
', text, flags=re.DOTALL) # 行内代码:`code` → code(不在代码块中) text = re.sub(r'`([^`]+)`', r'\1', text) # 粗体:**text** → text text = re.sub(r'\*\*([^*]+)\*\*', r'\1', text) # 斜体:*text* → text(不在粗体或代码中) text = re.sub(r'(?]*)\*([^*<>]+)\*(?![^<]*>)', r'\1', text) # 链接:[text](url) → text text = re.sub(r'\[([^\]]+)\]\(([^)]+)\)', r'\1', text) # 标题:# Heading → Heading text = re.sub(r'^### (.+)$', r'\1', text, flags=re.MULTILINE) text = re.sub(r'^## (.+)$', r'\1', text, flags=re.MULTILINE) text = re.sub(r'^# (.+)$', r'\1', text, flags=re.MULTILINE) # 列表项:- item → • item text = re.sub(r'^- (.+)$', r'• \1', text, flags=re.MULTILINE) text = re.sub(r'^ - (.+)$', r' • \1', text, flags=re.MULTILINE) text = re.sub(r'^ - (.+)$', r' • \1', text, flags=re.MULTILINE) # 换行处理:Telegram HTML 模式不支持
标签,直接保留换行符 \n # Telegram 会自动将 \n 渲染为换行 # 限制长度 if len(text) > 1000: text = text[:1000] + '...\n(内容已截断)' print(text, end='') PYTHON_SCRIPT <<< "$PR_BODY") MESSAGE="${MESSAGE}"$'\n'$'\n'"📄 PR 描述:"$'\n'"${PR_BODY_HTML}" fi # 发送 Telegram 消息(使用 jq 转义 JSON) curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage" \ -H "Content-Type: application/json" \ -d "$(jq -n \ --arg chat_id "$TELEGRAM_CHAT_ID" \ --arg text "$MESSAGE" \ '{chat_id: $chat_id, text: $text, parse_mode: "HTML", disable_web_page_preview: false}')" > /tmp/telegram_response.json # 检查发送结果 if [ $? -eq 0 ]; then RESPONSE=$(cat /tmp/telegram_response.json) if echo "$RESPONSE" | grep -q '"ok":true'; then echo "✅ Telegram 通知发送成功" else echo "❌ Telegram 通知发送失败: $RESPONSE" exit 1 fi else echo "❌ 发送 Telegram 消息时发生错误" exit 1 fi