def create_news_article():
'''This routine does one of two things: if the user has asked to create a
news article (GET), it displays an empty form for the user to use to
create the new article; if the user has filled and submitted the creation
form (POST), it writes the (new) form contents into the database entry
under a new, unique id.
'''
form = News()
if form.is_submitted():
if form.validate() and request.form.get('submit'):
name = News.create_unit(form)
return redirect(url_for('web.display_news_article', name=name))
else:
return redirect(url_for('web.display_admin_news'))
else:
form.initialize(action='create')
return display_content(
form=form,
title='Create Article',
breadcrumbs=get_breadcrumbs('news', 'create')
)
def update_news_article(name):
'''This routine does one of two things: if the user has asked to edit a
news article (GET), it displays an editing form for the given article
id, populated with the current database content; if the user has filled
and submitted the editing form (POST), it writes the (modified) form
contents into the database entry for the given article id.
'''
form = News()
if form.is_submitted():
if form.validate() and request.form.get('submit'):
News.update_unit(form)
return redirect(url_for('web.display_news_article', name=name))
else:
article = News.read_unit(name)
if article:
form.initialize(action='edit', unit=article)
return display_content(
form=form,
title='Edit: ' + name,
breadcrumbs=get_breadcrumbs('news', name, 'edit')
)
return redirect(url_for('web.display_admin_news'))