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Improved paginator

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This commit is contained in:
Jeremy Stretch
2016-05-03 09:39:51 -04:00
parent f93242eb79
commit 85d890d426
1 changed files with 7 additions and 13 deletions
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20
netbox/utilities/paginator.py
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@@ -10,21 +10,15 @@ class EnhancedPaginator(Paginator):
class EnhancedPage(Page):
def smart_pages(self):
"""
Instead of every page, return only first, last, and nearby pages (taken from
https://www.technovelty.org/web/skipping-pages-with-djangocorepaginator.html).
"""
n = self.number
last_page = self.paginator.num_pages
# Determine the page numbers to display
pages_wanted = [1, 2, n-2, n-1, n, n+1, n+2, last_page-1, last_page]
pages_to_show = set(self.paginator.page_range).intersection(pages_wanted)
pages_to_show = sorted(pages_to_show)
# Show first page, last page, next/previous two pages, and current page
n = self.number
pages_wanted = [1, n - 2, n - 1, n, n + 1, n + 2, self.paginator.num_pages]
page_list = sorted(set(self.paginator.page_range).intersection(pages_wanted))
# Insert skip markers
skip_pages = [x[1] for x in zip(pages_to_show[:-1], pages_to_show[1:]) if (x[1] - x[0] != 1)]
skip_pages = [x[1] for x in zip(page_list[:-1], page_list[1:]) if (x[1] - x[0] != 1)]
for i in skip_pages:
pages_to_show.insert(pages_to_show.index(i), False)
page_list.insert(page_list.index(i), False)
return pages_to_show
return page_list