我做了一个表单来重置密码,当我提交一个空密码的表单时,我在views.py
中设置的错误提示词没有显示在我在HTML中留下的<span>
,默认的Fill out this field
显示为.
* fisrt一个是旧密码,第二个是新密码在forms.py中:
class PwdForm(FlaskForm):
old_pwd = PasswordField(
label="OldPassword",
validators=[
DataRequired("Please input old password")
]
)
submit = SubmitField(
"Confirm"
)
在views.py中:
@admin.route("/pwd_reset/", methods=["GET", "POST"])
@admin_login_req
def pwd_reset():
form = PwdForm()
if form.validate_on_submit():
data = form.data
admin = Admin.query.filter_by(name=session["admin"]).first()
from werkzeug.security import generate_password_hash
admin.pwd = generate_password_hash(data["new_pwd"])
db.session.add(admin)
db.session.commit()
flash("ok, now use your new password to login", "ok")
redirect(url_for("admin.logout"))
return render_template("admin/pwd_reset.html", form=form)
在html中:
<label for="input_pwd">{{ form.old_pwd.label }}</label>
{{ form.old_pwd }}
{% for err in form.old_pwd.errors %}
<span style="color: #ff4f1f">{{ err }}</span>
{% endfor %}
如何显示我自己的提示信息
我想你的意思是如何显示你的flash信息?在基本模板页面或每个页面中使用以下代码。见:Message Flashing
{% with messages = get_flashed_messages() %}
{% if messages %}
<ul class="flashes">
{% for message in messages %}
<li>{{ message }}</li>
{% endfor %}
</ul>
{% endif %}
{% endwith %}