作业内容：
用户管理程序：
普通用户：登录、注册、修改密码、查看本用户信息
管理员用户：登录、注册、修改密码、查看本用户信息，
删除、添加普通用户
修改普通用户密码
查看所有普通用户，按照指定关键字搜索用户信息，
提高普通用户权限
要求：
1.用户信息存文件
2.权限用装饰器
1.0版完成时间：2108/12/8
FLOG = {'is_login':False, # 是否注册标志
'is_register':False, # 是否登录标志
'user_info':[], # 登录用户的性息
'line_count':0, # 所要修改的内容在文件user_data中的行数
}
temp_file = []
def login(u,p): # 登录
with open('user_data','r+',encoding='utf-8') as f:
count = 0
for i in f:
count += 1
username = i.split('|')[0]
password = i.split('|')[1]
email = i.split('|')[2]
phone = i.split('|')[3]
conservator = i.split('|')[4]
if u == username and p == password:
FLOG['is_login'] = True
FLOG['user_info'] = [username, password, email, phone, conservator]
FLOG['line_count'] = count
if not FLOG.get('is_login'):
print('账号或密码错误，请重新登录'.center(50,'-'))
else:
print('恭喜【{}】登录成功！'.format(u))
def register(u,p): # 注册
with open('user_data','r+',encoding='utf-8') as f:
for i in f:
username = i.split('|')[0]
if u == username: # 判断是否有用户名重复注册
print('该账号已被注册'.center(50,'-'))
FLOG['is_register'] = True
with open('user_data', 'a+', encoding='utf-8') as f:
if not FLOG.get('is_register'):
in_email = input('请输入您的邮箱:>>>').strip()
in_phone = input('请输入您的电话号码:>>>').strip()
in_conservator = input('是否为管理员(1.不是，2.是):>>>').strip()
str_join = '{}|{}|{}|{}|{}|\n'.format(u,p,in_email,in_phone,in_conservator)
f.write(str_join)
print('注册成功'.center(50,'-'))
FLOG['is_register'] = False
def outer(fun): # 是否登录装饰器
def inner(*args,**kwargs):
if FLOG.get('is_login'):
r = fun(*args,**kwargs)
else:
print('请先登录'.center(50,'-'))
while not FLOG['is_login']:
in_username = input('请输入你的用户名:>>>').strip()
in_password = input('请输入您的密码:>>>').strip()
login(in_username,in_password)
r = fun(*args,**kwargs)
return r
return inner
@outer
def modify_pwd(): # 修改密码
in_password = input('请输入您的新密码:>>>').strip()
FLOG['user_info'][1] = in_password
str_join = '|'.join(FLOG['user_info'])+'|\n'
temp_file = []
temp_flog = False
with open('user_data','r+',encoding='utf-8') as f:
count = 0
for i in f:
count += 1
if FLOG.get('line_count') == count:
temp_flog = True
continue
if temp_flog:
temp_file.append(i)
with open('user_data','r+',encoding='utf-8') as f:
for i in range(FLOG.get('line_count')-1):
f.readline()
f.seek(f.tell())
f.truncate()
f.write(str_join) # 在这一行中添加修改了密码的用户性息
for i in temp_file:
f.write(i)
print('修改成功！'.center(50,'-'))
@outer
def print_userinfo(): # 查看本用户性息
print('登录用户性息'.center(100,'-'))
print('用户名 密码 邮箱 电话 用户权限')
print('{: <12}{: <12}{: <24}{: <18}{: <2}'.format(FLOG['user_info'][0],FLOG['user_info'][1],FLOG['user_info'][2],FLOG['user_info'][3],FLOG['user_info'][4]))
def privilege_user(fun): # 是否为管理员装饰器
def inner(*args,**kwargs):
if FLOG['user_info'][4] == '2':
r = fun(*args,**kwargs)
else:
print('您的权限不够，请以管理员权限登录'.center(50,'-'))
FLOG['is_login'] = False # 退出登录状态
print('【{}】退出登录!'.format(FLOG['user_info'][0]))
FLOG['user_info'] = []
while not FLOG['user_info'][4] == '2':
in_username = input('请输入你的用户名:>>>').strip()
in_password = input('请输入您的密码:>>>').strip()
login(in_username,in_password)
r = fun(*args,**kwargs)
return r
return inner
@outer
@privilege_user
def del_comuser(): # 删除普通用户
in_user = input('请输入您要删除的用户名:>>>')
temp_is_comuser = False
with open('user_data','r+',encoding='utf-8') as f: # 判断有没有这个用户，判断是否为普通用户
for i in f:
username = i.split('|')[0]
privilege = i.split('|')[4]
if in_user == username and privilege == '1':
temp_is_comuser = True
temp_file = []
temp_flog = False
if temp_is_comuser: # temp_flog = True 删除输入的普通用户
with open('user_data','r+',encoding='utf-8') as f:
count = 0
for i in f:
count += 1
username = i.split('|')[0]
if in_user == username:
FLOG['line_count'] = count
temp_flog = True
continue
if temp_flog:
temp_file.append(i)
with open('user_data','r+',encoding='utf-8') as f:
for i in range(FLOG.get('line_count')-1):
f.readline()
f.seek(f.tell())
f.truncate() # 清除光标之后的内容
for i in temp_file:
f.write(i)
print('删除用户成功'.center(50,'-'))
else:
print('用户不存在/用户权限为管理员，无法删除'.center(50,'-'))
@outer
@privilege_user
def add_user(): # 添加用户
in_username = input('请输入您要添加用户的用户名:>>>').strip()
in_password = input('请输入您要添加用户的密码:>>>').strip()
in_email = input('请输入您要添加用户的邮箱:>>>').strip()
in_phone = input('请输入您要添加用户的电话号码:>>>').strip()
in_conservator = input('添加的用户是否为管理员(1.不是，2.是):>>>').strip()
str_join = '{}|{}|{}|{}|{}|\n'.format(in_username, in_password, in_email, in_phone, in_conservator)
tamp_flog = False
with open('user_data', 'r+', encoding='utf-8') as f:
for i in f:
username = i.split('|')[0]
password = i.split('|')[1]
if username == in_username and password == in_password:
print('用户以存在'.center(50,'-'))
tamp_flog = True
if not tamp_flog:
with open('user_data', 'a+', encoding='utf-8') as f:
f.write(str_join)
print('用户添加成功'.center(50,'-'))
@outer
@privilege_user
def alter_comuser_pwd(): # 修改普通用户密码
in_user = input('请输入您要修改用户的用户名:>>>')
temp_is_comuser = False
with open('user_data', 'r+', encoding='utf-8') as f: # 判断有没有这个用户，判断是否为普通用户
count = 0
for i in f:
count += 1
username = i.split('|')[0]
privilege = i.split('|')[4]
if in_user == username and privilege == '1':
temp_is_comuser = True
FLOG['line_count'] = count
FLOG['user_info'] = [i.split('|')[0],i.split('|')[1],i.split('|')[2],i.split('|')[3],i.split('|')[4]]
temp_file = []
temp_flog = False
if temp_is_comuser:
in_password = input('请输入您的新密码:>>>').strip()
FLOG['user_info'][1] = in_password
str_join = '|'.join(FLOG['user_info'])+'|\n'
with open('user_data','r+',encoding='utf-8') as f:
count = 0
for i in f:
count += 1
if FLOG.get('line_count') == count:
temp_flog = True
continue
if temp_flog:
temp_file.append(i)
with open('user_data','r+',encoding='utf-8') as f:
for i in range(FLOG.get('line_count')-1):
f.readline()
f.seek(f.tell())
f.truncate()
f.write(str_join) # 在这一行中添加修改了密码的用户性息
for i in temp_file:
f.write(i)
print('修改成功'.center(50,'-'))
else:
print('用户不存在/用户权限为管理员，修改失败'.center(50,'-'))
@outer
@privilege_user
def print_all_comuser_info(): # 查看所用普通用户
Tamp_FLOG_user_info = FLOG['user_info']
print('所有普通用户性息'.center(100,'-'))
print('用户名 密码 邮箱 电话 用户权限')
with open('user_data','r+',encoding='utf-8') as f:
for i in f:
privilege = i.split('|')[4]
if privilege == '1':
FLOG['user_info'] = [i.split('|')[0], i.split('|')[1], i.split('|')[2], i.split('|')[3],
i.split('|')[4]]
print('{: <12}{: <12}{: <24}{: <18}{: <2}'.format(FLOG['user_info'][0],
FLOG['user_info'][1],
FLOG['user_info'][2],
FLOG['user_info'][3],
FLOG['user_info'][4]))
FLOG['user_info'] = Tamp_FLOG_user_info
@outer
@privilege_user
def raise_authority(): # 提高普通用户权利
in_user = input('请输入普通用户的用户名:>>>')
is_comuser = False
temp_file = []
temp_flog = False
with open('user_data','r',encoding='utf-8') as f:
count = 0
for i in f:
count += 1
username = i.split('|')[0]
privilege = i.split('|')[4]
if in_user == username and privilege == '1': # 确认有这个用户这个用户为普通用户
is_comuser = True
FLOG['user_info'] = [i.split('|')[0], i.split('|')[1], i.split('|')[2], i.split('|')[3],
i.split('|')[4]]
FLOG['line_count'] = count
if is_comuser:
FLOG['user_info'][4] = '2'
str_join = '|'.join(FLOG['user_info'])+'|\n'
with open('user_data','r+',encoding='utf-8') as f:
count = 0
for i in f:
count += 1
if FLOG.get('line_count') == count:
temp_flog = True
continue
if temp_flog:
temp_file.append(i)
with open('user_data','r+',encoding='utf-8') as f:
for i in range(FLOG.get('line_count')-1):
f.readline()
f.seek(f.tell())
f.truncate()
f.write(str_join) # 在这一行中添加修改了密码的用户性息
for i in temp_file:
f.write(i)
print('修改成功'.center(50,'-'))
else:
print('没有这个用户'.center(50,'-'))
if __name__ == '__main__':
while True:
print('用户管理程序'.center(100,'-'))
print('1.登录\n2.注册\n3.修改密码\n'
'4.查看本用户性息\n'
'5.删除普通用户\n'
'6.添加用户\n'
'7.修改普通用户密码\n'
'8.查看所有普通用户\n'
'9.提高普通用户权限')
index = input('请输入您的选择（注意：5-9只使用于管理员）:>>>')
if int(index) in range(1,10):
if index == '1': # 登录
username = input('请输入你的用户名:>>>').strip()
password = input('请输入您的密码:>>>').strip()
login(username,password)
if index == '2': # 注册
username = input('请输入你的用户名:>>>').strip()
password = input('请输入您的密码:>>>').strip()
register(username,password)
if index == '3': # 修改密码
modify_pwd()
if index == '4': # 查看本用户性息
print_userinfo()
if index == '5': # 删除普通用户
del_comuser()
if index == '6': # 添加用户
add_user()
if index == '7': # 修改普通用户密码
alter_comuser_pwd()
if index == '8': # 查看所用普通用户
print_all_comuser_info()
if index == '9': # 提高普通用户权限
raise_authority()
else:
print('您的输入有误,请重新输入'.center(50,'-'))
user_data文件：
ggz|123|[email protected]|18670221892|2| ggz1|123|[email protected]|18670221892|1| g|123|[email protected]|18670221892|2| huawei|123|[email protected]|18670221892|1| zhongxin|123456|[email protected]|18670221892|1| z|123|[email protected]|18670221892|1| lianxiang|123|123@123|123|1|
调试文件：
with open('user_data','r+',encoding='utf-8') as f: f.write('guo|123|[email protected]|18670221892|1|\n') f.write('ggz|123|[email protected]|18670221892|2|\n') f.write('xiaomi|123|[email protected]|18670221892|1|\n') f.write('meizu|123|[email protected]|18670221892|1|\n') f.write('huawei|123|[email protected]|18670221892|1|\n') f.write('zhongxin|123|[email protected]|18670221892|1|\n')