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import os
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import json
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import time
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import uuid
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import re
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from flask import render_template, request, url_for
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from common.logger import system_logger
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STORE_FILE = os.path.join(
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os.path.dirname(__file__),
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"temp_text_store.json"
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)
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EXPIRE_SECONDS = 3600 # 1小时
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# =========================
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# load
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# =========================
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def load_store():
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if not os.path.exists(STORE_FILE):
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return {}
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try:
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with open(STORE_FILE, "r", encoding="utf-8") as f:
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return json.load(f)
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except:
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return {}
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# =========================
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# save
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# =========================
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def save_store(data):
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with open(STORE_FILE, "w", encoding="utf-8") as f:
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json.dump(data, f, ensure_ascii=False, indent=2)
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# =========================
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# markdown轻量格式化（V2新增）
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# =========================
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def normalize_markdown(text: str) -> str:
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if not text:
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return ""
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text = text.replace("\r\n", "\n").replace("\r", "\n")
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# 去掉多余空行（最多保留1个空行）
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text = re.sub(r"\n{3,}", "\n\n", text)
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# 行首尾空格清理
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lines = [line.rstrip() for line in text.split("\n")]
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return "\n".join(lines).strip()
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# =========================
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# cleanup
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# =========================
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def cleanup(store):
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now = time.time()
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expired = [
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k for k, v in store.items()
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if v["expires_at"] < now
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]
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for k in expired:
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del store[k]
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return store
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# =========================
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# 创建页面
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# =========================
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def temp_text_create_page():
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message = None
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share_link = None
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if request.method == "POST":
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content = request.form.get("content", "")
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if not content.strip():
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return render_template("temp_text.html", message="内容不能为空")
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# ✔ markdown规范化
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content = normalize_markdown(content)
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store = load_store()
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store = cleanup(store)
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text_id = uuid.uuid4().hex[:8]
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now = time.time()
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store[text_id] = {
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"content": content,
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"created_at": now,
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"expires_at": now + EXPIRE_SECONDS
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}
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save_store(store)
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share_link = url_for("temp_text_view_route", text_id=text_id, _external=True)
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system_logger.info(f"[TempTextV2] create id={text_id}")
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message = "创建成功（1小时有效）"
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return render_template(
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"temp_text.html",
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message=message,
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share_link=share_link
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)
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# =========================
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# 查看页面
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# =========================
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def temp_text_view(text_id):
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store = load_store()
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store = cleanup(store)
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if text_id not in store:
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return "内容不存在或已过期"
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content = store[text_id]["content"]
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system_logger.info(f"[TempTextV2] view id={text_id}")
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return render_template(
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"temp_text_view.html",
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content=content,
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text_id=text_id
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) |
