def redirect_back(*args, **kwargs):
"""Redirect back to the page we are comming from or the URL
rule given.
"""
target = get_redirect_target()
if target is None:
target = url_for(*args, **kwargs)
return redirect(target)
def generate(self, normal='<a href="%(url)s">%(page)d</a>',
active='<strong>%(page)d</strong>',
commata='<span class="commata">,\n</span>',
ellipsis=u'<span class="ellipsis">...\n</span>',
threshold=3, prev_link=True,
next_link=True, gray_prev_link=True, gray_next_link=True):
was_ellipsis = False
result = []
prev = None
next = None
small_threshold = math.ceil(threshold / 2.0)
get_link = lambda x: url_for(self.endpoint, page=x, **self.url_args)
for num in xrange(1, self.pages + 1):
if num == self.page:
was_ellipsis = False
if num - 1 == self.page:
next = num
if num + 1 == self.page:
prev = num
if num <= small_threshold or \
num > self.pages - small_threshold or \
abs(self.page - num) < threshold:
if result and result[-1] != ellipsis:
result.append(commata)
was_space = False
link = get_link(num)
template = num == self.page and active or normal
result.append(template % {
'url': link,
'page': num
})
elif not was_ellipsis:
was_ellipsis = True
result.append(ellipsis)
if next_link:
if next is not None:
result.append(u' <a href="%s">Next »</a>' %
get_link(next))
elif gray_next_link:
result.append(u' <span class="disabled">Next »</span>')
if prev_link:
if prev is not None:
result.insert(0, u'<a href="%s">« Prev</a> ' %
get_link(prev))
elif gray_prev_link:
result.insert(0, u'<span class="disabled">« Prev</span> ')
return u''.join(result)
def redirect_to(*args, **kwargs):
"""Temporarily redirect to an URL rule."""
return redirect(url_for(*args, **kwargs))
def get_url(self):
return url_for(self.endpoint, **self.rule_args)
