Put information about the current page in the request.args dictionary. You
could use the session, but if your user opens a second browser window it
becomes difficult to keep track of which session data corresponds to which
browser tab.
On Friday, November 14, 2014 8:37:25 PM UTC-5, Joe wrote:
>
> I am working on an app where the user can select items by clicking on a
> button for each item on the index page. It works fine, except after each
> item selected the user has to be redirected to index and ends up on the top
> of the first page at item 1. Then the user has to go back each time and try
> to find whatever page they were on before when they made the last
> selection. How can I fix this so when the user selects the item, he is
> redirected to the same page?
>
> def index():
> if len(request.args):
> page=int(request.args[0])
> else:
> page=0
> items_per_page=11
> limitby=(page*items_per_page,(page+1)*items_per_page + 1)
> rows=db().select(db.post.ALL, limitby=limitby)
> form = SQLFORM(db.post)
> if form.process().accepted:
> redirect()
> selected = db(db.post.selected == True).select()
> not_selected = db(db.post.selected == False).select()
> return dict(form=form, selected=selected, not_selected=not_selected,
> rows=rows, page=page, limitby=limitby,items_per_page=items_per_page)
>
> def select():
> id = request.vars.id
> name = db(db.post.id == id).select().first()
> if name:
> name.selected = not name.selected
> name.update_record()
> return redirect(URL('index'))
>
--
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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