334 lines
12 KiB
Python
334 lines
12 KiB
Python
"""VvvebJS 網頁管理器 — Flask 主程式."""
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from __future__ import annotations
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import json
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import re
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import shutil
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from datetime import datetime, timezone
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from pathlib import Path
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from typing import Any
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from flask import Flask, Response, abort, jsonify, render_template, request, send_from_directory
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app = Flask(__name__)
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# ── 路徑常數 ────────────────────────────────────────────────────────────────
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BASE_DIR = Path(__file__).parent
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WEBSITES_DIR = BASE_DIR / "websites"
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BLANK_TEMPLATE = BASE_DIR / "static" / "Vvvebjs" / "new-page-blank-template.html"
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# ── 輔助函式 ────────────────────────────────────────────────────────────────
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def slugify(text: str) -> str:
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"""將文字轉成 URL-safe slug."""
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text = text.lower().strip()
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text = re.sub(r"[^\w\s-]", "", text, flags=re.UNICODE)
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text = re.sub(r"[\s_-]+", "-", text)
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text = re.sub(r"^-+|-+$", "", text)
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return text or "untitled"
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def _now_iso() -> str:
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return datetime.now(timezone.utc).strftime("%Y-%m-%dT%H:%M:%S")
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def _project_dir(slug: str) -> Path:
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return WEBSITES_DIR / slug
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def _project_json_path(slug: str) -> Path:
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return _project_dir(slug) / "project.json"
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def _load_project(slug: str) -> dict[str, Any]:
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"""讀取專案設定，若不存在則回傳預設值."""
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path = _project_json_path(slug)
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if path.exists():
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data: dict[str, Any] = json.loads(path.read_text(encoding="utf-8"))
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return data
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return {
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"name": slug,
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"slug": slug,
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"description": "",
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"created_at": _now_iso(),
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}
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def _save_project(slug: str, data: dict[str, Any]) -> None:
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path = _project_json_path(slug)
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path.write_text(json.dumps(data, ensure_ascii=False, indent=2), encoding="utf-8")
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def _list_pages(slug: str) -> list[str]:
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"""列出專案目錄下所有 .html 頁面."""
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proj_dir = _project_dir(slug)
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if not proj_dir.exists():
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return []
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return sorted(p.name for p in proj_dir.glob("*.html"))
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def _project_summary(slug: str) -> dict[str, Any]:
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data = _load_project(slug)
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pages = _list_pages(slug)
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proj_dir = _project_dir(slug)
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html_files = list(proj_dir.glob("*.html"))
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if html_files:
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last_mod = max(f.stat().st_mtime for f in html_files)
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last_mod_str = datetime.fromtimestamp(last_mod, tz=timezone.utc).strftime("%Y-%m-%dT%H:%M:%S")
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else:
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last_mod_str = str(data.get("created_at", _now_iso()))
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return {
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**data,
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"slug": slug,
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"page_count": len(pages),
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"pages": pages,
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"last_modified": last_mod_str,
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}
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def _sanitize_file_path(slug: str, filename: str) -> Path | None:
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"""驗證並回傳安全的檔案路徑（防止路徑遍歷）."""
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proj_dir = _project_dir(slug).resolve()
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target = (proj_dir / Path(filename).name).resolve()
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if not str(target).startswith(str(proj_dir)):
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return None
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if target.suffix.lower() != ".html":
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return None
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return target
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def _copy_blank_template(dest: Path) -> None:
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"""複製空白範本或建立最小 HTML."""
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if BLANK_TEMPLATE.exists():
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shutil.copy(BLANK_TEMPLATE, dest)
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else:
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dest.write_text(
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"<!DOCTYPE html><html><head><title>My Page</title></head><body></body></html>",
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encoding="utf-8",
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)
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# ── 路由：一般頁面 ──────────────────────────────────────────────────────────
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@app.route("/") # type: ignore[untyped-decorator]
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def index() -> Response:
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from flask import redirect, url_for
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return redirect(url_for("dashboard"))
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@app.route("/dashboard") # type: ignore[untyped-decorator]
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def dashboard() -> str:
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return str(render_template("dashboard.html"))
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@app.route("/editor/<slug>") # type: ignore[untyped-decorator]
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def editor(slug: str) -> str:
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proj_dir = _project_dir(slug)
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if not proj_dir.exists():
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abort(404)
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pages = _list_pages(slug)
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project = _load_project(slug)
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pages_obj: dict[str, Any] = {}
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for page in pages:
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name = page.replace(".html", "")
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pages_obj[name] = {
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"name": name,
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"title": name.replace("-", " ").title(),
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"filename": page,
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"file": page,
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"url": f"/sites/{slug}/{page}",
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}
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if not pages_obj:
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idx_path = proj_dir / "index.html"
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_copy_blank_template(idx_path)
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pages_obj["index"] = {
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"name": "index",
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"title": "Index",
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"filename": "index.html",
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"file": "index.html",
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"url": f"/sites/{slug}/index.html",
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}
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return str(render_template(
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"editor.html",
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slug=slug,
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project=project,
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pages_json=json.dumps(pages_obj, ensure_ascii=False),
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))
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# ── 路由：API ───────────────────────────────────────────────────────────────
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@app.route("/api/projects", methods=["GET"]) # type: ignore[untyped-decorator]
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def api_list_projects() -> Response:
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WEBSITES_DIR.mkdir(exist_ok=True)
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projects = [_project_summary(d.name) for d in sorted(WEBSITES_DIR.iterdir()) if d.is_dir()]
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return jsonify(projects)
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@app.route("/api/projects", methods=["POST"]) # type: ignore[untyped-decorator]
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def api_create_project() -> tuple[Response, int]:
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body: dict[str, Any] = request.get_json(force=True) or {}
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name: str = str(body.get("name", "")).strip()
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if not name:
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return jsonify({"error": "名稱不能為空"}), 400
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slug = slugify(name)
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proj_dir = _project_dir(slug)
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base_slug = slug
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counter = 1
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while proj_dir.exists():
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slug = f"{base_slug}-{counter}"
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proj_dir = _project_dir(slug)
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counter += 1
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proj_dir.mkdir(parents=True, exist_ok=True)
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data: dict[str, Any] = {
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"name": name,
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"slug": slug,
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"description": str(body.get("description", "")),
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"created_at": _now_iso(),
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}
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_save_project(slug, data)
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_copy_blank_template(proj_dir / "index.html")
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return jsonify(_project_summary(slug)), 201
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@app.route("/api/projects/<slug>", methods=["GET"]) # type: ignore[untyped-decorator]
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def api_get_project(slug: str) -> tuple[Response, int] | Response:
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if not _project_dir(slug).exists():
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return jsonify({"error": "專案不存在"}), 404
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return jsonify(_project_summary(slug))
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@app.route("/api/projects/<slug>", methods=["PUT"]) # type: ignore[untyped-decorator]
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def api_update_project(slug: str) -> tuple[Response, int] | Response:
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if not _project_dir(slug).exists():
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return jsonify({"error": "專案不存在"}), 404
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body: dict[str, Any] = request.get_json(force=True) or {}
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data = _load_project(slug)
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if "name" in body and str(body["name"]).strip():
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data["name"] = str(body["name"]).strip()
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if "description" in body:
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data["description"] = str(body["description"])
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data["updated_at"] = _now_iso()
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_save_project(slug, data)
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return jsonify(_project_summary(slug))
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@app.route("/api/projects/<slug>", methods=["DELETE"]) # type: ignore[untyped-decorator]
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def api_delete_project(slug: str) -> tuple[Response, int] | Response:
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proj_dir = _project_dir(slug)
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if not proj_dir.exists():
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return jsonify({"error": "專案不存在"}), 404
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shutil.rmtree(proj_dir)
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return jsonify({"ok": True})
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@app.route("/api/projects/<slug>/pages", methods=["GET"]) # type: ignore[untyped-decorator]
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def api_list_pages(slug: str) -> tuple[Response, int] | Response:
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if not _project_dir(slug).exists():
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return jsonify({"error": "專案不存在"}), 404
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return jsonify(_list_pages(slug))
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@app.route("/api/projects/<slug>/pages", methods=["POST"]) # type: ignore[untyped-decorator]
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def api_create_page(slug: str) -> tuple[Response, int]:
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if not _project_dir(slug).exists():
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return jsonify({"error": "專案不存在"}), 404
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body: dict[str, Any] = request.get_json(force=True) or {}
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page_name: str = str(body.get("name", "")).strip()
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if not page_name:
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return jsonify({"error": "頁面名稱不能為空"}), 400
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page_slug = slugify(page_name)
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page_path = _project_dir(slug) / f"{page_slug}.html"
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if page_path.exists():
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return jsonify({"error": "頁面已存在"}), 409
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_copy_blank_template(page_path)
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return jsonify({"page": f"{page_slug}.html"}), 201
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@app.route("/api/save", methods=["POST"]) # type: ignore[untyped-decorator]
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def api_save() -> tuple[Response, int] | Response:
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"""接受 vvvebjs 的儲存或新增頁面請求，寫入對應專案目錄."""
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if request.is_json:
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raw: dict[str, Any] = request.get_json(force=True) or {}
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body: dict[str, Any] = raw
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else:
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form = dict(request.form)
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body = {k: (v[0] if isinstance(v, list) else v) for k, v in form.items()}
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slug: str = str(body.get("slug", "")).strip()
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if not slug:
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return jsonify({"error": "缺少專案識別碼 (slug)"}), 400
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if not _project_dir(slug).exists():
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return jsonify({"error": "專案不存在"}), 404
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# 1. 判斷是否為新增頁面請求 (含有 startTemplateUrl)
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start_template_url = str(body.get("startTemplateUrl", "")).strip()
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if start_template_url:
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title = str(body.get("title", "")).strip() or "New Page"
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# 取得安全的檔名 (只取檔名部分，例如 'about.html')
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filename = Path(str(body.get("file", "untitled.html")).strip()).name
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if not filename.endswith(".html"):
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filename += ".html"
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safe_path = _sanitize_file_path(slug, filename)
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if safe_path is None:
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return jsonify({"error": "不合法的頁面名稱"}), 400
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if safe_path.exists():
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return jsonify({"error": "頁面已存在"}), 409
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# 解析並複製樣板 (定位在 static/Vvvebjs 目錄下)
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template_source = BASE_DIR / "static" / "Vvvebjs" / start_template_url
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if template_source.exists() and template_source.is_file():
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shutil.copy(template_source, safe_path)
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else:
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_copy_blank_template(safe_path)
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# 回傳 VvvebJS FileManager 所期待的 JSON 格式
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page_name = safe_path.stem
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return jsonify({
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"ok": True,
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"name": page_name,
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"title": title,
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"file": safe_path.name,
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"url": f"/sites/{slug}/{safe_path.name}"
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})
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# 2. 一般儲存頁面請求
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filename = str(body.get("file", "")).strip()
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html: str = str(body.get("html", "")).strip()
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if not filename or not html:
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return jsonify({"error": "缺少必要參數 file / html"}), 400
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safe_path = _sanitize_file_path(slug, filename)
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if safe_path is None:
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return jsonify({"error": "不合法的檔案路徑"}), 400
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safe_path.write_text(html, encoding="utf-8")
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return jsonify({"ok": True, "saved": safe_path.name})
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@app.route("/sites/<slug>/<path:filename>") # type: ignore[untyped-decorator]
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def serve_site_file(slug: str, filename: str) -> Response:
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proj_dir = _project_dir(slug)
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if not proj_dir.exists():
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abort(404)
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return send_from_directory(proj_dir, filename)
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# ── 啟動 ────────────────────────────────────────────────────────────────────
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if __name__ == "__main__":
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WEBSITES_DIR.mkdir(exist_ok=True)
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app.run(debug=True, port=5000)
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