自定义时间过滤器
2019-05-27 本文已影响0人
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.py文件
from flask import Flask,render_template,request,redirect
from datetime import datetime
app = Flask(__name__)
@app.route('/',methods=['GET','POST'])
def index():
if request.method == 'GET':
return render_template('index1.html')
else:
account = request.form.get('account')
password = request.form.get('password')
if account == '123' and password == '123':
#调用article函数
return redirect("article")
else:
return render_template('index1.html')
@app.route('/article',methods=['GET','POST'])
def article():
ctx = {
'data':[
{'title':'吧波蹦','time':datetime.now(),'content':'吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦'},
{'title':'吧波蹦','time':datetime.now(),'content':'吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦'},
{'title':'吧波蹦','time':datetime.now(),'content':'吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦吧波蹦'},
]
}
return render_template('article.html',**ctx)
#自定义过滤器
# now_time=time.strftime('%Y-%m-%d',time.localtime(time.time()))
def handletime(time,mode):
#把上边的strftime方法封装一下，具体格式可以在html页面中设定
return time.strftime(mode)
#注册自定义的过滤器
app.jinja_env.filters['handletime'] = handletime
if __name__ == '__main__':
app.run(debug = True)
index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>登录</title>
</head>
<body>
<form action='' method="post">
账号：<input type="text" name="account"><br>
密码：<input type="password" name="password"><br>
<input type="submit" value="提交"> </form>
</body>
article.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<ul>
{% for i in data %}
<li>
<h1>标题:{{ i.title }}</h1>
<h1>时间:{{ i.time|handletime('%Y*%m*%d') }}</h1>
<h1>正文:{{ i.content }}</h1>
</li>
<hr>
{% endfor %}
</ul>
</body>
</html>
