121 lines
3.5 KiB
Python
121 lines
3.5 KiB
Python
from flask import *
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from model import *
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from pony.orm import *
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from Yaml import yml
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from Login import md5
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from datetime import datetime
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ADMIN_NAME = "lanhui" # unique admin name
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_cur_page = 1 # current article page
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_page_size = 5 # article sizes per page
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adminService = Blueprint("admin_service", __name__)
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@adminService.route("/admin", methods=["GET", "POST"])
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def admin():
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global _cur_page, _page_size
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# 未登录，跳转到未登录界面
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if not session.get("logged_in"):
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return render_template("not_login.html")
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# 获取session里的用户名
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username = session.get("username")
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if username != ADMIN_NAME:
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return "You are not admin!"
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article_number = get_number_of_articles()
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try:
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_page_size = min(int(request.args.get("size", 5)), article_number)
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if _page_size <= 0:
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raise ZeroDivisionError
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_cur_page = min(int(request.args.get("page", 1)), article_number // _page_size)
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except ValueError:
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return "page parmas must be int!"
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except ZeroDivisionError:
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return "page size must bigger than zero"
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context = {
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"article_number": article_number,
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"page_size": _page_size,
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"cur_page": _cur_page,
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"text_list": get_page_articles(_cur_page, _page_size),
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"user_list": get_users(),
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"username": username,
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"yml": yml,
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}
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def _update_context():
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article_len = get_number_of_articles()
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context["article_number"] = article_len
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context["text_list"] = get_page_articles(_cur_page, _page_size)
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if request.method == "GET":
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delete_id = int(request.args.get("delete_id", 0))
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if delete_id: # delete article
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delete_article(delete_id)
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_update_context()
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else:
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data = request.form
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content = data.get("content", "")
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source = data.get("source", "")
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question = data.get("question", "")
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username = data.get("username", "")
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level = data.get("level", "5")
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if content:
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try: # check level
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if level not in [str(x + 1) for x in range(5)]:
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raise ValueError
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except ValueError:
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return "level must be between 1 and 5"
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add_article(content, source, level, question)
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_update_context()
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if username:
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update_user_password(username)
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return render_template("admin_index.html", **context)
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def add_article(content, source="manual_input", level="5", question="No question"):
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with db_session:
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# add one article to sqlite
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Article(
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text=content,
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source=source,
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date=datetime.now().strftime("%-d %b %Y"), # format style of `5 Oct 2022`
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level=level,
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question=question,
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)
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def delete_article(article_id):
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article_id &= 0xFFFFFFFF # max 32 bits
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with db_session:
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article = Article.select(article_id=article_id)
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if article:
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article.first().delete()
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def get_number_of_articles():
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with db_session:
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return len(Article.select()[:])
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def get_page_articles(num, size):
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with db_session:
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return [
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x
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for x in Article.select().order_by(desc(Article.article_id)).page(num, size)
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]
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def get_users():
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with db_session:
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return User.select()[:]
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def update_user_password(username, password="123456"):
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with db_session:
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user = User.select(name=username)
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if user:
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user.first().password = md5(username + password)
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