forked from mrlan/EnglishPal
149 lines
4.5 KiB
Python
149 lines
4.5 KiB
Python
# System Library
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from flask import *
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from markupsafe import escape
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# Personal library
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from Yaml import yml
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from model.user import *
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from model.article import *
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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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def check_is_admin():
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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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# 用户名不是admin_name
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if session.get("username") != ADMIN_NAME:
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return "You are not admin!"
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return "pass"
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@adminService.route("/admin", methods=["GET"])
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def admin():
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is_admin = check_is_admin()
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if is_admin != "pass":
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return is_admin
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return render_template(
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"admin_index.html", yml=yml, username=session.get("username")
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)
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@adminService.route("/admin/article", methods=["GET", "POST"])
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def article():
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def _make_title_and_content(article_lst):
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for article in article_lst:
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text = escape(article.text) # Fix XSS vulnerability, contributed by Xu Xuan
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article.title = text.split("\n")[0]
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article.content = '<br/>'.join(text.split("\n")[1:])
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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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_articles = get_page_articles(_cur_page, _page_size)
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_make_title_and_content(_articles)
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context["text_list"] = _articles
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global _cur_page, _page_size
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is_admin = check_is_admin()
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if is_admin != "pass":
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return is_admin
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_article_number = get_number_of_articles()
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try:
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_page_size = min(max(1, int(request.args.get("size", 5))), _article_number) # 最小的size是1
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_cur_page = min(max(1, int(request.args.get("page", 1))), _article_number // _page_size + (_article_number % _page_size > 0)) # 最小的page是1
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except ValueError:
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return "page parameters must be integer!"
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_articles = get_page_articles(_cur_page, _page_size)
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_make_title_and_content(_articles)
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context = {
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"article_number": _article_number,
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"text_list": _articles,
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"page_size": _page_size,
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"cur_page": _cur_page,
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"username": session.get("username"),
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}
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if request.method == "GET":
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try:
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delete_id = int(request.args.get("delete_id", 0))
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except:
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return "Delete article ID must be integer!"
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if delete_id: # delete article
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delete_article_by_id(delete_id)
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_update_context()
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elif request.method == "POST":
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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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level = data.get("level", "4")
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if content:
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if level not in ['1', '2', '3', '4']:
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return "Level must be between 1 and 4."
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add_article(content, source, level, question)
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_update_context()
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title = content.split('\n')[0]
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flash(f'Article added. Title: {title}')
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return render_template("admin_manage_article.html", **context)
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@adminService.route("/admin/user", methods=["GET", "POST"])
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def user():
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is_admin = check_is_admin()
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if is_admin != "pass":
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return is_admin
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context = {
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"user_list": get_users(),
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"username": session.get("username"),
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}
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if request.method == "POST":
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data = request.form
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username = data.get("username","")
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new_password = data.get("new_password", "")
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expiry_time = data.get("expiry_time", "")
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if username:
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if new_password:
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update_password_by_username(username, new_password)
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flash(f'Password updated to {new_password}')
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if expiry_time:
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update_expiry_time_by_username(username, "".join(expiry_time.split("-")))
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flash(f'Expiry date updated to {expiry_time}.')
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return render_template("admin_manage_user.html", **context)
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@adminService.route("/admin/expiry", methods=["GET"])
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def user_expiry_time():
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is_admin = check_is_admin()
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if is_admin != "pass":
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return is_admin
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username = request.args.get("username", "")
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if not username:
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return "Username can't be empty."
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user = get_user_by_username(username)
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if not user:
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return "User does not exist."
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return user.expiry_date
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