This commit is contained in:
p23 2024-11-19 13:22:01 +00:00
parent 06bb6bf008
commit 252cc5b5d9
10 changed files with 393 additions and 396 deletions

67
app.py
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@ -1,20 +1,16 @@
import os
from flask import Flask, jsonify
# from dotenv import load_dotenv
# load_dotenv()
import os, hashlib
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker
from utils.pgclass import Base, SQLuser
from utils.platform_consts import pList_root
from utils.setting_loader import loadset, typechecker
from utils import logger
from bcrypt import checkpw, gensalt, hashpw
# blueprints
from sqlalchemy import create_engine
from utils import pgclass, setting_loader, logger, dbhelper
from utils.platform_consts import PLIST_ROOT
from blueprints.article import article
from blueprints.log import log
from blueprints.admin import admin
# Global Variables
# env
PG_HOST = os.getenv("PG_HOST", None)
PG_PORT = os.getenv("PG_PORT", None)
PG_NAME = os.getenv("PG_NAME", None)
@ -25,46 +21,40 @@ PLATFORM_ROOT_PASSWORD = os.getenv("PLATFORM_ROOT_PASSWORD", None)
# env checker
errmsg = []
if JWT_KEY is None or len(JWT_KEY) == 0: errmsg.append("Invalid JWT_KEY")
if PLATFORM_ROOT_PASSWORD is None or len(PLATFORM_ROOT_PASSWORD) == 0: errmsg.append("Invalid PLATFORM_ROOT_PASSWORD")
if JWT_KEY is None or len(JWT_KEY) == 0:
errmsg.append("Invalid JWT_KEY")
if PLATFORM_ROOT_PASSWORD is None or len(PLATFORM_ROOT_PASSWORD) == 0:
errmsg.append("Invalid PLATFORM_ROOT_PASSWORD")
if len(errmsg):
print(f"Env check failed: {errmsg}")
exit(0)
# Postgresql
engine = create_engine('postgresql+psycopg2://%s:%s@%s:%s/%s'%(PG_USER, PG_PASS, PG_HOST, PG_PORT, PG_NAME))
pgclass.Base.metadata.create_all(engine)
dbhelper.db(engine)
# settings checker
settings = loadset()
settings = setting_loader.loadset()
for s in settings:
if not typechecker(s, settings.get(s)):
if not setting_loader.typechecker(s, settings.get(s)):
print("Settings.json data type check failed: %s"%s)
exit(0)
# Postgresql
engine = create_engine('postgresql+psycopg2://%s:%s@%s:%s/%s'%(PG_USER, PG_PASS, PG_HOST, PG_PORT, PG_NAME))
Base.metadata.create_all(engine)
# root checker
pwhash = hashpw(PLATFORM_ROOT_PASSWORD.encode("utf-8"), gensalt()).decode("utf-8")
rootperm = pList_root
Session = sessionmaker(bind=engine)
session = Session()
root = session.query(SQLuser).filter(SQLuser.user=="root").first()
if (root is None):
session.add(SQLuser(user="root",password=pwhash, permission=rootperm))
elif ((not checkpw(PLATFORM_ROOT_PASSWORD.encode("utf-8"), root.password.encode("utf-8"))) or root.permission != rootperm):
pwhash = hashpw(PLATFORM_ROOT_PASSWORD.encode("utf-8"), gensalt()).decode("utf-8") # if needed, new password
with dbhelper.db.getsession() as session:
root = session.query(pgclass.SQLuser).filter(pgclass.SQLuser.user=="root").first()
if root is None: # 沒有root
session.add(pgclass.SQLuser(user="root",password=pwhash, permission=PLIST_ROOT))
elif (not checkpw(PLATFORM_ROOT_PASSWORD.encode("utf-8"), root.password.encode("utf-8"))) or root.permission != PLIST_ROOT:
session.delete(root)
session.add(SQLuser(user="root",password=pwhash, permission=rootperm))
session.add(pgclass.SQLuser(user="root",password=pwhash, permission=PLIST_ROOT))
session.commit()
session.close()
# shared class
class shared():
def __init__(self, engine):
self.engine = engine
sh = shared(engine)
# flask app
app = Flask(__name__)
app.config["SECRET_KEY"] = os.urandom(64)
app.shared_resource = sh
# register blueprints
app.register_blueprint(article, url_prefix = "/article")
@ -72,18 +62,13 @@ app.register_blueprint(log , url_prefix = "/log")
app.register_blueprint(admin , url_prefix = "/admin")
# logger
logger.logger(engine, "server.start", "Server is running")
logger.logger("server.start", "Server is running")
# index
@app.route("/", methods = ["GET", "POST"])
def index():
return "Hello! World!<br>Shirakami Fubuki: cutest fox!!!"
# global error handler
# @app.errorhandler(Exception)
# def handle_exception(e):
# return jsonify({"error": "Internal server error"}), 500
# app run
if __name__ == "__main__":
app.run(host="0.0.0.0", port=5000, debug=False)

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@ -1,11 +1,17 @@
from flask import Blueprint, request, current_app, abort, jsonify, make_response, abort
import jwt, os, time, math
from utils import pgclass, setting_loader, logger
from utils.platform_consts import pList, pList_root
from functools import wraps
from sqlalchemy.orm import sessionmaker
from sqlalchemy import desc
import os
import time
import math
import json
import jwt
from flask import Blueprint, request, jsonify, make_response
from bcrypt import hashpw, gensalt, checkpw
from functools import wraps
from utils import pgclass, setting_loader, logger
from utils.misc import error
from utils.dbhelper import db, solo_article_fetcher, multi_article_fetcher, solo_file_fetcher, solo_article_remover
from utils.platform_consts import PLIST, PLIST_ROOT
admin = Blueprint("admin", __name__)
@ -19,28 +25,25 @@ def role_required(permreq: list):
# get data
key = os.getenv("JWT_KEY", None)
jwtsession = request.cookies.get("token", None)
if jwtsession == None: return "You do not have permission to view this page.", 401
if jwtsession == None: return error("You do not have permission to view this page."), 401
jwtsession = str(jwtsession)
try: jwtdata = jwt.decode(jwt = jwtsession, key = key, algorithms = ["HS256"])
except jwt.exceptions.ExpiredSignatureError: return "Token expired!", 401
except jwt.exceptions.DecodeError: return "Invalid token!", 401
if "id" not in jwtdata or "user" not in jwtdata: return "Invalid token!", 401
except jwt.exceptions.ExpiredSignatureError: return error("Token expired!"), 401
except jwt.exceptions.DecodeError: return error("Invalid token!"), 401
if "id" not in jwtdata or "user" not in jwtdata: return error("Invalid token!"), 401
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
session = Session()
table = pgclass.SQLuser
with db.getsession() as session:
res = session.query(table).filter(table.user == jwtdata["user"], table.id == jwtdata["id"]).first()
session.close()
if res is None: return "You do not have permission to view this page.", 401
if res is None: return error("You do not have permission to view this page."), 401
# permission check
permissionList = list(set(res.permission))
for p in permissionList: # 檢查用戶JWT是否有不合法的權限名稱
if p not in pList_root: return "The user has invalid permission.", 402
if p not in PLIST_ROOT: return error("The user has invalid permission."), 402
for p in list(set(permreq)):
if p not in permissionList: return "You do not have permission to view this page.", 402
if p not in permissionList: return error("You do not have permission to view this page."), 402
# return
return f(*args, **kwargs)
@ -51,9 +54,9 @@ def getopuser(session, cookie):
table = pgclass.SQLuser
jwtsession = str(cookie)
try: opuser = jwt.decode(jwt = jwtsession, key = os.getenv("JWT_KEY"), algorithms = ["HS256"])
except jwt.exceptions.ExpiredSignatureError: return "Token expired!", 401
except jwt.exceptions.DecodeError: return "Invalid token!", 401
if "id" not in opuser or "user" not in opuser: return "Invalid token!", 401
except jwt.exceptions.ExpiredSignatureError: return error("Token expired!"), 401
except jwt.exceptions.DecodeError: return error("Invalid token!"), 401
if "id" not in opuser or "user" not in opuser: return error("Invalid token!"), 401
opuser = session.query(table).filter(table.user==opuser["user"],table.id==opuser["id"]).first()
return opuser, None
@ -61,7 +64,7 @@ def getopuser(session, cookie):
@admin.route("/login", methods=["POST"])
def login():
# args
if "username" not in request.json or "password" not in request.json: return "Arguments error", 400
if "username" not in request.json or "password" not in request.json: return error("Arguments error"), 400
username = str(request.json["username"])
password = str(request.json["password"])
@ -70,88 +73,101 @@ def login():
exptime = int(settings["JWT_Valid_Time"])
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLuser
with Session() as session: u = session.query(table).filter(table.user==username).first()
with db.getsession() as session: u = session.query(table).filter(table.user==username).first()
# auth
if u is None: return "Login Failed", 401 # 找不到用戶
if not checkpw(password.encode("utf-8"), u.password.encode("utf-8")): return "Login Failed", 401 # 密碼沒法跟hash對上
if u is None: return error("Login Failed"), 401 # 找不到用戶
if not checkpw(password.encode("utf-8"), u.password.encode("utf-8")): return error("Login Failed"), 401 # 密碼沒法跟hash對上
# jwt
key = os.getenv("JWT_KEY", None)
if key is None: return abort(500)
if key is None: return error("JWT_KEY error"), 500
jwtdata = {"id": u.id, "user":username, "exp":int(math.floor(time.time() + exptime))}
jwtdata = jwt.encode(payload = jwtdata, key = str(key), algorithm = "HS256")
# logger
logger.logger(db, "login", "User:%s logined"%username)
logger.logger("login", "User:%s logined"%username)
# cookie
r = make_response("Access Granted")
r.set_cookie("token", jwtdata)
return r
return r, 200
@admin.route("me", methods=["GET"])
@role_required([])
def user_me():
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
with Session() as session:
with db.getsession() as session:
opuser, err = getopuser(session, request.cookies.get("token"))
if err is not None: return opuser, err
return jsonify({"id":opuser.id, "user":opuser.user, "permission":opuser.permission})
return jsonify({"id":opuser.id, "user":opuser.user, "permission":opuser.permission}), 200
####################
# User Area #
####################
# list / get / add / delete
@admin.route("user/list", methods={"GET"})
@admin.route("/user/list", methods={"GET"})
@role_required([])
def user_list():
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLuser
with Session() as session: users = session.query(table).all()
with db.getsession() as session: users = session.query(table).all()
res = [ {"id":u.id, "user":u.user, "permission":u.permission} for u in users ]
return jsonify(res)
return jsonify(res), 200
@admin.route("user/get/<int:id>", methods=["GET"])
@admin.route("/user/<int:id>", methods=["GET"])
@role_required([])
def user_get(id:int):
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLuser
with Session() as session: users = session.query(table).filter(table.id==int(id)).all()
res = [ {"id":u.id, "user":u.user, "permission":u.permission} for u in users ]
with db.getsession() as session: u = session.query(table).filter(table.id==int(id)).first()
if u is None: return error("User not found"), 404
return jsonify({"id":u.id, "user":u.user, "permission":u.permission}), 200
return jsonify(res)
@admin.route("user/add", methods=["POST"])
@admin.route("/user/<int:id>", methods=["DELETE"])
@role_required(["usermgr"])
def user_add():
def user_del(id:int):
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLuser
with Session() as session:
with db.getsession() as session:
# user who requested
opuser, err = getopuser(session, request.cookies.get("token"))
if err is not None: return opuser, err
# check root
tguser = session.query(table).filter(table.id==int(id)).first()
if tguser is None: return error("User is not exist"), 400
if tguser.user == "root": return error("You cannot delete user:root"), 400
# delete
session.delete(tguser)
session.commit()
logger.logger("user.delete", "User:%s deleted an user:%s"%(opuser.user, tguser.user)) # logger
return jsonify({"result":"OK"}), 200
@admin.route("/user", methods=["POST"])
@role_required(["usermgr"])
def user_add():
# db
table = pgclass.SQLuser
with db.getsession() as session:
# user who requested
opuser, err = getopuser(session, request.cookies.get("token"))
if err is not None: return opuser, err
if opuser is None: return "You don't have permission to view this page!", 402
# payload
if "username" not in request.json or "password" not in request.json or \
"permission" not in request.json or not(isinstance(request.json["permission"], list)): return "Arguments error", 400
"permission" not in request.json or not(isinstance(request.json["permission"], list)):
return error("Arguments error"), 400
username = str(request.json["username"])
password = str(request.json["password"])
permission = list(set([ str(p) for p in list(request.json["permission"]) ]))
# check username and password
if username == None or len(username) == 0 or password is None or len(password) == 0: return "Invalid Username or Password!", 400
if username == None or len(username) == 0 or password is None or len(password) == 0:
return error("Invalid Username or Password!"), 400
# check permission list
for p in permission:
if p not in pList: return "Invalid Permission", 400 # 如果添加的權限名稱不合法
if p not in opuser.permission: return "You don't have the permission: %s"%p, 402 # 如果用戶本身不具有相同權限
if p not in PLIST: return error("Invalid Permission"), 400 # 如果添加的權限名稱不合法
if p not in opuser.permission: return error("You don't have the permission: %s"%p), 402 # 如果用戶本身不具有相同權限
# add
users = session.query(table).filter(table.user==username).first()
@ -159,172 +175,92 @@ def user_add():
pwhash = hashpw(password.encode("utf-8"), gensalt()).decode("utf-8")
session.add(table(user=username, password=pwhash, permission=permission))
session.commit()
logger.logger(db, "user.create", "User:%s created a new user:%s"%(opuser.user, username)) # logger
return jsonify({"user":username, "permission":permission})
logger.logger("user.create", "User:%s created a new user:%s"%(opuser.user, username)) # logger
return jsonify({"user":username, "permission":permission}), 200
else:
return "User already exist!"
@admin.route("user/delete/<int:id>", methods=["DELETE"])
@role_required(["usermgr"])
def user_del(id:int):
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLuser
with Session() as session:
# user who requested
opuser, err = getopuser(session, request.cookies.get("token"))
if err is not None: return opuser, err
if opuser is None: return "You don't have permission to view this page!", 402
# check root
tguser = session.query(table).filter(table.id==int(id)).first()
if tguser is None: return "User is not exist", 400
if tguser.user == "root": return "You cannot delete user:root", 400
# delete
session.delete(tguser)
session.commit()
logger.logger(db, "user.delete", "User:%s deleted an user:%s"%(opuser.user, tguser.user)) # logger
return "OK", 200
return error("User already exist!"), 400
####################
# Article Area #
####################
# list / get / pend / delete / fileget
@admin.route('article/list', methods = ["GET"])
@admin.route("/article/file/<int:id>", methods = ["GET"])
@role_required(["article.read"])
def article_fileget(id:int):
resp, code = solo_file_fetcher("admin", id)
return resp, code
@admin.route('/article/list', methods = ["GET"])
@role_required(["article.read"])
def article_list():
# variables
if request.args.get("start") is None or request.args.get("count") is None or \
request.args.get("start").isdigit()==False or request.args.get("count").isdigit()==False: return "Arguments error", 400
rst = int(request.args.get("start"))
count = int(request.args.get("count"))
res, code = multi_article_fetcher("admin", request.args.get("start"), request.args.get("count"))
return res, code
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
# get ctx
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
with Session() as session: res = session.query(table).order_by(desc(table.id)).filter(table.reference == None).offset(rst).limit(count).all()
# mapping
res = [ {"id":r.id, "ctx":r.ctx, "igid":r.igid, "created_at":r.created_at, "mark":r.mark, "ip":r.ip,
"files": [ f[0] for f in session.query(ftab.id).filter(ftab.reference == r.hash).all() ] } for r in res ]
return jsonify(res), 200
@admin.route("article/get/<int:id>", methods=["GET"])
@admin.route("/article/<int:id>", methods=["GET"])
@role_required(["article.read"])
def article_read(id:int):
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
# get ctx
with Session() as session: res = session.query(table).filter(table.id == int(id)).first()
# mapping
resfn = {
"id":res.id, "ctx":res.ctx, "igid":res.igid, "created_at":res.created_at, "mark":res.mark, "reference":res.reference, "ip":res.ip,
"files": [ f[0] for f in session.query(ftab.id).filter(ftab.reference==res.hash).all() ],
"comment": [ c[0] for c in session.query(table.id).filter(table.reference==res.id).all() ]
}
return jsonify([resfn])
res, code = solo_article_fetcher("admin", id)
return jsonify(res), code
@admin.route("article/delete/<int:id>", methods=["DELETE"])
@admin.route("/article/<int:id>", methods=["DELETE"])
@role_required(["article.del"])
def article_del(id:int):
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
with Session() as session:
with db.getsession() as session:
opuser, err = getopuser(session, request.cookies.get("token"))
if err is not None: return opuser, err
res = session.query(table).filter(table.id == id).first() # 本體
session.query(ftab).filter(ftab.reference == res.hash).delete() # 檔案
result, code = solo_article_remover("admin", id=id)
if "error" in result: return jsonify(result), code
rcl = []
# 留言
for c in session.query(table).filter(table.reference == res.id).all():
rcl.append(c.id)
# 刪留言的檔案
session.query(ftab).filter(ftab.reference == c.hash).delete()
# 刪留言
session.delete(c)
# 刪本體
session.delete(res)
# commit
session.commit()
# logger
logger.logger(db, "article.delete", "User:%s deleted post (id=%d with comments %s): last_status=%s"%(opuser.user, res.id, str(rcl), res.mark))
return "OK", 200
logger.logger("article.delete", "User:%s deleted post (id=%d with comments %s): last_status=%s"%(opuser.user, result["id"], result["rcl"], result["mark"]))
return jsonify({"result":"OK"}), 200
@admin.route("article/pend/<int:id>", methods=["PATCH"])
@admin.route("/article/<int:id>", methods=["PUT"])
@role_required(["article.pend"])
def article_pend(id:int):
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLarticle
with Session() as session:
with db.getsession() as session:
# 確保文章存在
res = session.query(table).filter(table.id==int(id)).first()
if res is None: return "Post not found", 400
if res is None: return error("Post not found"), 404
# 如果文章已經公開
if res.mark == "visible":
return "Post is already visible.", 400
return error("Post is already visible."), 400
elif res.mark == "pending":
res.mark = "visible"
session.commit()
# run IG Post
return "OK", 200
return jsonify({"result":"OK"}), 200
else:
return "Post mark error", 500
@admin.route("article/file/<int:id>", methods = ["GET"])
@role_required(["article.read"])
def article_fileget(id:int):
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
with Session() as session:
fres = session.query(ftab).filter(ftab.id == id).first()
if fres is None: return "File not found", 400 # 檢查檔案是否存在
article = session.query(table).filter(table.hash == fres.reference).first()
if article is None: return "File not found", 400 # 檢查文章本體是否存在
resp = make_response(fres.binary)
resp.headers.set("Content-Type", fres.type)
resp.headers.set("Content-Disposition", f"attachment; filename=file{fres.id}")
return resp
return error("Post mark error"), 500
####################
# Setting Area #
####################
# get / set
@admin.route("setting/get", methods=["GET"])
@admin.route("/setting", methods=["GET"])
@role_required(["setting.edit"])
def setting_get():
return jsonify(setting_loader.loadset()), 200
@admin.route("setting/set", methods=["POST"])
@admin.route("/setting", methods=["POST"])
@role_required(["setting.edit"])
def setting_edit():
with db.getsession() as session:
opuser, err = getopuser(session, request.cookies.get("token"))
if err is not None: return opuser, err
opuser = opuser.user
req = request.json
d = None
for r in req:
d = setting_loader.writeset(r, req.get(r))
if d == 0: return "Failed", 401
if d == 0: return error("Failed"), 401
logger.logger("setting.modify", "User:%s modified settings: %s"%(opuser, json.dumps(request.json)))
return jsonify(d), 200

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@ -1,13 +1,15 @@
from flask import Blueprint, current_app, request, jsonify, make_response
import hashlib
import time
import magic # apt install libmagic1 libmagic-dev -y
from utils import logger, pgclass, setting_loader
from sqlalchemy.orm import sessionmaker
from sqlalchemy import desc
from protobuf_files import niming_pb2
import hashlib
import magic
from flask import Blueprint, current_app, request, jsonify
from google.protobuf.message import DecodeError
from utils import logger, pgclass, setting_loader
from utils.dbhelper import db, solo_article_fetcher, multi_article_fetcher, solo_file_fetcher, solo_article_remover
from utils.misc import error
from protobuf_files import niming_pb2
"""
TODO:
- IG post ( Po文刪文只PO本體文章 )
@ -23,85 +25,76 @@ article = Blueprint('article', __name__)
# 匿名文列表
@article.route('/list', methods = ["GET"])
def listing():
# variables
if request.args.get("start") is None or request.args.get("count") is None or \
request.args.get("start").isdigit()==False or request.args.get("count").isdigit()==False: return "Arguments error", 400
rst = int(request.args.get("start"))
count = int(request.args.get("count"))
res, code = multi_article_fetcher("general", request.args.get("start"), request.args.get("count"))
return res, code
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
with Session() as session:
# get ctx
# 獲取匿名文附檔
@article.route("/file/<int:id>", methods=["GET"])
def getfile(id:int):
resp, code = solo_file_fetcher("general", id)
return resp, code
# 只有發文者可以看到的獲取指定文章
# 只有發文者可以做到的刪除文章
@article.route("/own/<sha256>", methods = ["GET", "DELETE"])
def owner_getarticle(sha256:str):
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
res = session.query(table.id, table.ctx, table.igid, table.created_at, table.mark, table.hash).order_by(desc(table.id)).filter(table.mark == 'visible', table.reference == None).offset(rst).limit(count).all()
# mapping
res = [ {"id":r[0], "ctx":r[1], "igid":r[2], "created_at":r[3], "mark":r[4],
"files": [ f[0] for f in session.query(ftab.id).filter(ftab.reference == r[5]).all() ] } for r in res ]
return jsonify(res), 200
# 獲取指定文章
@article.route("/get/<int:id>", methods = ["GET"])
if request.method == "GET":
resfn, code = solo_article_fetcher("owner", key=sha256)
return jsonify(resfn), code
# 刪除指定文章跟他們的留言、檔案
elif request.method == "DELETE":
result, code = solo_article_remover("general", hash=sha256)
if "error" in result: return jsonify(result), code
logger.logger("delpost", "Delete post (id=%d with comments %s): last_status=%s"
%(result["id"], str(result["rcl"]), str(result["mark"])))
return jsonify({"result":"OK"}), code
# 獲取指定文章
@article.route("/<int:id>", methods = ["GET"])
def getarticle(id:int):
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
with Session() as session:
# get ctx
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
res = session.query(table.id, table.ctx, table.igid, table.created_at, table.mark, table.reference, table.hash).filter(table.id == id).filter(table.mark == 'visible').all()
# mapping
resfn = [
{"id":r[0], "ctx":r[1], "igid":r[2], "created_at":r[3], "mark":r[4], "reference":r[5], # basic
"comment": [ c[0] for c in session.query(table.id).filter(table.reference == int(r[0]), table.mark == "visible").all() ], # comment
"files": [ f[0] for f in session.query(ftab.id).filter(ftab.reference == r[6]).all() ]
}
for r in res
]
return jsonify(resfn), 200
resfn, code = solo_article_fetcher("general", key=id)
return jsonify(resfn), code
# 上傳文章 / 留言
@article.route("/post", methods = ["POST"])
@article.route("/", methods = ["POST"])
def posting():
# flow:
# ctx -> hash -> reference -> file -> IP -> IG -> mark -> post | -> log
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLarticle
# loadset
opt = setting_loader.loadset()
chk_before_post = opt["Check_Before_Post"]
maxword = opt["Niming_Max_Word"]
# data parse
# protobuf parse
recv = niming_pb2.DataMessage()
try: recv.ParseFromString(request.data)
except DecodeError: return "Protobuf decode error", 400
except DecodeError: return error("Protobuf decode error"), 400
# content
ctx = str(recv.ctx) # request.json["ctx"]
# length check
if len(ctx) == 0 or len(ctx) > maxword: return "no content or too many words", 400
ctx = str(recv.ctx)
if len(ctx) == 0 or len(ctx) > maxword: # length check
return error("no content or too many words"), 400
# hash
seed = ctx + str(time.time())
hash = hashlib.sha256(seed.encode()).hexdigest()
with Session() as session:
# SQL start
table = pgclass.SQLarticle
with db.getsession() as session:
# reference
ref = int(recv.ref) # request.json["ref"]
ref = int(recv.ref)
if not (ref == 0): # 如果ref不是0
# 檢查是不是指向存在的文章
chk = session.query(table).filter(table.id == ref, table.mark == "visible").first()
if chk is None: return "Invalid Reference", 400
if chk is None: return error("Invalid Reference"), 400
# 檢查指向的文章是否也是留言
if not(chk.reference is None): return "Invalid Reference", 400
if not(chk.reference is None): return error("Invalid Reference"), 400
else:
ref = None
@ -110,15 +103,15 @@ def posting():
# check - size
atts = opt["Attachment_Count"]
sizelimit = opt["Attachment_Size"]
if len(files) > atts: return "Too many files", 400
if len(files) > atts: return error("Too many files"), 400
for f in files:
if len(f) <= 0 or len(f) > sizelimit: return "File size error", 400
if len(f) <= 0 or len(f) > sizelimit: return error("File size error"), 400
# check - mimetype
allowed_mime = opt["Allowed_MIME"]
for f in files:
mime = magic.Magic(mime=True)
type = mime.from_buffer(f)
if not(type in allowed_mime): return "File format error", 400
if not(type in allowed_mime): return error("File format error"), 400
# run processor
ftab = pgclass.SQLfile
for f in files:
@ -145,78 +138,8 @@ def posting():
data = table(hash = hash, ctx = ctx, igid = igid, mark = mark, reference = ref, ip = ip)
session.add(data)
session.commit()
# pg getdata
res = session.query(table.id, table.ctx, table.igid, table.created_at, table.mark, table.hash, table.reference).filter(table.hash == hash).all()
fres = session.query(ftab.id).filter(ftab.reference == hash).all()
res = [ {"id":r[0], "ctx":r[1], "igid":r[2], "created_at":r[3], "mark":r[4], "hash":r[5], "reference":r[6],
"files": [f[0] for f in fres]
} for r in res ]
result, code = solo_article_fetcher(role="owner", key=hash)
# logger
logger.logger(db, "newpost", "New post (id=%d point to %s): %s"%(res[0]["id"], ref, mark))
return jsonify(res), 201
# 只有發文者可以看到的獲取指定文章
# 只有發文者可以做到的刪除文章
@article.route("/own/<sha256>", methods = ["GET", "DELETE"])
def owner_getarticle(sha256:str):
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
# 獲取指定文章
if request.method == "GET":
with Session() as session:
res = session.query(table.id, table.ctx, table.igid, table.created_at, table.mark, table.hash, table.reference).filter(table.hash == sha256).all()
resfn = [
{"id":r[0], "ctx":r[1], "igid":r[2], "created_at":r[3], "mark":r[4], "hash":r[5], "reference":r[6],
"comment":[ c[0] for c in session.query(table.id).filter(table.reference == int(r[0])).all() ], # comments
"files":[ f[0] for f in session.query(ftab.id).filter(ftab.reference == r[5]).all() ]} # files
for r in res
]
return jsonify(resfn), 200
# 刪除指定文章跟他們的留言、檔案
elif request.method == "DELETE":
with Session() as session:
rcl = []
res = session.query(table).filter(table.hash == sha256).first() # 本體
if res is None: return "Post not found", 400 # 檢查本體是否存在
# 刪除本體檔案
session.query(ftab).filter(ftab.reference == res.hash).delete()
# 刪留言
resc = session.query(table).filter(table.reference == res.id).all() # 留言
for c in resc:
rcl.append(c.id)
# 刪留言的檔案
session.query(ftab).filter(ftab.reference == c.hash).delete()
# 刪留言
session.delete(c)
# 刪本體
session.delete(res)
# commit
session.commit()
# logger
logger.logger(db, "delpost", "Delete post (id=%d with comments %s): last_status=%s"%(res.id, str(rcl), res.mark))
return "OK", 200
session.close()
# 獲取匿名文附檔
@article.route("/file/<int:id>", methods=["GET"])
def getfile(id:int):
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
with Session() as session:
fres = session.query(ftab).filter(ftab.id == id).first()
if fres is None: return "File not found", 400 # 檢查檔案是否存在
article = session.query(table).filter(table.hash == fres.reference, table.mark == 'visible').first()
if article is None: return "File not found", 400 # 檢查文章本體是否存在/可以閱覽
resp = make_response(fres.binary)
resp.headers.set("Content-Type", fres.type)
resp.headers.set("Content-Disposition", f"attachment; filename=file{fres.id}")
return resp
logger.logger("newpost", "New post (id=%d point to %s): %s"%(result["id"], ref, mark))
return result, code

View File

@ -1,7 +1,9 @@
from flask import current_app, Blueprint, request, jsonify
from sqlalchemy.orm import sessionmaker
from flask import Blueprint, request, jsonify
from sqlalchemy import desc
from utils import pgclass
from utils.dbhelper import db
from utils.misc import error
log = Blueprint('log', __name__)
@ -10,35 +12,32 @@ log = Blueprint('log', __name__)
def listlog():
# variables
if request.args.get("start") is None or request.args.get("count") is None or \
request.args.get("start").isdigit()==False or request.args.get("count").isdigit()==False: return "Arguments error", 400
request.args.get("start").isdigit()==False or request.args.get("count").isdigit()==False:
return error("Arguments error"), 400
rst = int(request.args.get("start"))
count = int(request.args.get("count"))
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
# getctx
with Session() as session:
with db.getsession() as session:
table = pgclass.SQLlog
res = session.query(table).order_by(desc(table.id)).offset(rst).limit(count).all()
# mapping
res = [ {"id":r.id, "created_at":r.created_at, "source":r.source, "message":r.message} for r in res ]
return jsonify(res)
return jsonify(res), 200
# 指定顯示特定一條log
@log.route("/get/<int:id>", methods = ["GET"])
@log.route("/<int:id>", methods = ["GET"])
def getlog(id:int):
# db
db = current_app.shared_resource.engine
Session = sessionmaker(bind=db)
# get ctx
with Session() as session:
with db.getsession() as session:
table = pgclass.SQLlog
res = session.query(table).filter(table.id == id).all()
res = session.query(table).filter(table.id == id).first()
if res is None:
return error("Log not Found"), 404
# mapping
res = [ {"id":r.id, "created_at":r.created_at, "source":r.source, "message":r.message} for r in res ]
res = {"id":res.id, "created_at":res.created_at, "source":res.source, "message":res.message}
return jsonify(res)
return jsonify(res), 200

View File

@ -1 +1 @@
{"Check_Before_Post": false, "JWT_Valid_Time": 604800, "Niming_Max_Word": 500, "Attachment_Count": 5, "Attachment_Size": 209715200, "Allowed_MIME": ["image/jpeg", "image/pjpeg", "image/png", "image/heic", "image/heif", "video/mp4", "video/quicktime", "video/hevc", "image/gif", "image/webp"]}
{"Check_Before_Post": true, "JWT_Valid_Time": 604800, "Niming_Max_Word": 500, "Attachment_Count": 5, "Attachment_Size": 209715200, "Allowed_MIME": ["image/jpeg", "image/pjpeg", "image/png", "image/heic", "image/heif", "video/mp4", "video/quicktime", "video/hevc", "image/gif", "image/webp"]}

143
utils/dbhelper.py Normal file
View File

@ -0,0 +1,143 @@
from typing import Tuple, Dict, List
from flask import make_response, Response, jsonify
from sqlalchemy.orm import sessionmaker
from sqlalchemy import desc
from utils import pgclass
from utils.misc import error
class db:
_engine = None
@classmethod
def __init__(self, engine):
self._engine = engine
@classmethod
def getsession(self):
Session = sessionmaker(bind=self._engine)
return Session()
# role (general) (owner) (admin)
# 獲取單一文章
def solo_article_fetcher(role:str, key) -> Tuple[Dict,int]: # admin, owner, general
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
resfn = {}
with db.getsession() as session:
# query
if role == "owner":
res = session.query(table).filter(table.hash == key).first()
elif role == "admin":
res = session.query(table).filter(table.id == key).first()
elif role == "general":
res = session.query(table).filter(table.id == key, table.mark == "visible").first()
if res is None: return {"error":"Post not found"}, 404
# mapping
resfn.update({"id": res.id, "ctx": res.ctx, "igid": res.igid, "mark": res.mark, "reference": res.reference})
if role == "admin": resfn["ip"] = res.ip
elif role == "owner": resfn["hash"] = res.hash
# comment
if role == "owner" or role == "admin":
resfn["comment"] = [ c[0] for c in session.query(table.id).filter(table.reference == int(res.id)).all() ]
elif role == "general":
resfn["comment"] = [ c[0] for c in session.query(table.id).filter(table.reference == int(res.id), table.mark == "visible").all() ]
# file
resfn["files"] = [ f[0] for f in session.query(ftab.id).filter(ftab.reference == res.hash).all() ]
return resfn, 200
# 獲取文章列表
def multi_article_fetcher(role:str, start:str, count:str) -> Tuple[Response, int]: # general, admin
# checker
if start is None or count is None or \
start.isdigit()==False or count.isdigit()==False:
return error("Arguments error"), 400
start = int(start)
count = int(count)
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
resfn = []
with db.getsession() as session:
# query
if role == "general":
res = session.query(table).filter(table.mark == "visible", table.reference == None)
elif role == "admin":
res = session.query(table).filter(table.reference == None)
res = res.order_by(desc(table.id)).offset(start).limit(count).all()
# mapping
for r in res:
rup = {"id":r.id, "ctx":r.ctx, "igid":r.igid, "created_at":r.created_at, "mark":r.mark}
if role == "admin": rup["ip"] = r.ip # 如果是管理員 多給ip
rup["files"] = [ f[0] for f in session.query(ftab.id).filter(ftab.reference == r.hash).all() ] # 檔案
resfn.append(rup)
return jsonify(resfn), 200
# 刪除文章
def solo_article_remover(role:str, hash:str=None, id:int=None) -> Tuple[Dict, int]: # admin, general
key = None
if role == "admin": key = id
elif role == "general": key = hash
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
rcl = []
with db.getsession() as session:
# 獲取本體
if role == "admin":
res = session.query(table).filter(table.id == key).first()
elif role == "general":
res = session.query(table).filter(table.hash == key).first()
if res is None: # 檢查本體是否存在
return {"error":"Post not found"}, 404
# 刪除本體檔案
session.query(ftab).filter(ftab.reference == res.hash).delete()
# 刪留言
resc = session.query(table).filter(table.reference == res.id).all() # 留言
for c in resc:
rcl.append(c.id)
# 刪留言的檔案
session.query(ftab).filter(ftab.reference == c.hash).delete()
# 刪留言
session.delete(c)
# 刪本體
session.delete(res)
session.commit()
return {"id":res.id, "mark":res.mark, "rcl":rcl}, 200
# 獲取檔案
def solo_file_fetcher(role:str, id:int) -> Tuple[Response, int]: # general, admin
table = pgclass.SQLarticle
ftab = pgclass.SQLfile
with db.getsession() as session:
fres = session.query(ftab).filter(ftab.id == id).first()
if fres is None: # 檢查檔案是否存在
return error("File not found"), 404
if role == "general":
article = session.query(table).filter(table.hash == fres.reference, table.mark == 'visible').first()
elif role == "admin":
article = session.query(table).filter(table.hash == fres.reference).first()
if article is None: # 檢查文章本體是否存在/可以閱覽
return error("File not found"), 404
resp = make_response(fres.binary)
resp.headers.set("Content-Type", fres.type)
resp.headers.set("Content-Disposition", f"attachment; filename=file{fres.id}")
return resp, 200

View File

@ -1,29 +1,26 @@
from utils import pgclass
from sqlalchemy.orm import sessionmaker
from utils.dbhelper import db
from utils.platform_consts import EVENT_TYPE_GENERAL, EVENT_TYPE_ADMIN, EVENT_TYPE_SERVER
def logger(engine, type, message):
Session = sessionmaker(bind=engine)
session = Session()
def logger(type, message):
table = pgclass.SQLlog
flag = False
# new post & del post
if type == "newpost" or type == "delpost":
if type in EVENT_TYPE_GENERAL:
flag = True
log = table(source = "general", message = message)
elif type in ["login", "user.create", "user.delete", "article.delete", "article.pend"]:
elif type in EVENT_TYPE_ADMIN:
flag = True
log = table(source = "admin", message = message)
elif type in ["server.start"]:
elif type in EVENT_TYPE_SERVER:
flag = True
log = table(source = "server", message = message)
# session.add
if flag:
with db.getsession() as session:
session.add(log)
session.commit()
# session.close
session.close()

4
utils/misc.py Normal file
View File

@ -0,0 +1,4 @@
from flask import jsonify, Response
def error(message:str) -> Response:
return jsonify({"error":message})

View File

@ -1,9 +1,14 @@
# Permission List
pList = ["article.read", "article.pend", "article.del", "setting.edit"] # no permission:usermgr except root
pList_root = pList + ["usermgr"]
PLIST = ["article.read", "article.pend", "article.del", "setting.edit"] # no permission:usermgr except root
PLIST_ROOT = PLIST + ["usermgr"]
# event type
EVENT_TYPE_GENERAL = ["newpost", "delpost"]
EVENT_TYPE_ADMIN = ["login", "user.create", "user.delete", "article.delete", "article.pend", "setting.modify"]
EVENT_TYPE_SERVER = ["server.start"]
# Platform Setting Model
platform_setting_model = {
PLATFORM_SETTING_MODEL = {
"Check_Before_Post": [bool],
"JWT_Valid_Time": [int],
"Niming_Max_Word": [int],

View File

@ -1,5 +1,5 @@
import json
from utils.platform_consts import platform_setting_model
from utils.platform_consts import PLATFORM_SETTING_MODEL
def loadset():
with open("./settings.json", "r", encoding = "utf-8") as f:
@ -7,25 +7,30 @@ def loadset():
return d
def typechecker(name:str, value):
if not(name in platform_setting_model.keys()) or not(isinstance(value, platform_setting_model.get(name)[0])):
# 型別驗證
if not(name in PLATFORM_SETTING_MODEL.keys()) or not(isinstance(value, PLATFORM_SETTING_MODEL.get(name)[0])):
return 0
# 確定是否是可迭代物件
iterable = False
try:
iter(platform_setting_model.get(name)[0])
iter(PLATFORM_SETTING_MODEL.get(name)[0])
iterable = True
except:
iterable = False
# 如果可迭代,就把裡面每個元素都檢查型別
if iterable:
for v in value:
if not(isinstance(v, platform_setting_model.get(name)[1])): return 0
if not(isinstance(v, PLATFORM_SETTING_MODEL.get(name)[1])): return 0
return 1
def writeset(name:str, value):
# 驗證寫入資料型別
if not typechecker(name, value): return 0
# 寫入
d:dict = loadset()
d[name] = value