November 2015
Beginner
250 pages
5h 16m
English
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Creating comments using AJAX
In order to allow users to post comments, we first need a way to capture their input, which we will do by creating a Form class with wtforms. This form should allow users to enter their name, email address, an optional URL, and their comment.
In the forms module in the entries blueprint, add the following form definition:
class CommentForm(wtforms.Form): name = wtforms.StringField('Name', validators=[validators.DataRequired()]) email = wtforms.StringField('Email', validators=[ validators.DataRequired(), validators.Email()]) url = wtforms.StringField('URL', validators=[ validators.Optional(), validators.URL()]) body = wtforms.TextAreaField('Comment', validators=[ validators.DataRequired(), validators.Length(min=10, max=3000)]) ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.