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Pagination | Pagination | Hugo supports pagination for your homepage, section pages, and taxonomies. | 2017-02-01 | 2017-02-01 |
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The real power of Hugo pagination shines when combined with the where
function and its SQL-like operators: first
, last
, and after
. You can even order the content the way you've become used to with Hugo.
Configure Pagination
Pagination can be configured in your site configuration:
paginate
- default =
10
. This setting can be overridden within the template. paginatePath
- default =
page
. Allows you to set a different path for your pagination pages.
Setting paginate
to a positive value will split the list pages for the homepage, sections and taxonomies into chunks of that size. But note that the generation of the pagination pages for sections, taxonomies and homepage is lazy --- the pages will not be created if not referenced by a .Paginator
(see below).
paginatePath
is used to adapt the URL
to the pages in the paginator (the default setting will produce URLs on the form /page/1/
.
List Paginator Pages
{{% warning %}}
.Paginator
is provided to help you build a pager menu. This feature is currently only supported on homepage and list pages (i.e., taxonomies and section lists).
{{% /warning %}}
There are two ways to configure and use a .Paginator
:
- The simplest way is just to call
.Paginator.Pages
from a template. It will contain the pages for that page. - Select another set of pages with the available template functions and ordering options, and pass the slice to
.Paginate
, e.g.
{{ range (.Paginate ( first 50 .Pages.ByTitle )).Pages }}
or{{ range (.Paginate .RegularPagesRecursive).Pages }}
.
For a given Page, it's one of the options above. The .Paginator
is static and cannot change once created.
If you call .Paginator
or .Paginate
multiple times on the same page, you should ensure all the calls are identical. Once either .Paginator
or .Paginate
is called while generating a page, its result is cached, and any subsequent similar call will reuse the cached result. This means that any such calls which do not match the first one will not behave as written.
(Remember that function arguments are eagerly evaluated, so a call like $paginator := cond x .Paginator (.Paginate .RegularPagesRecursive)
is an example of what you should not do. Use if
/else
instead to ensure exactly one evaluation.)
The global page size setting (Paginate
) can be overridden by providing a positive integer as the last argument. The examples below will give five items per page:
{{ range (.Paginator 5).Pages }}
{{ $paginator := .Paginate (where .Pages "Type" "posts") 5 }}
It is also possible to use the GroupBy
functions in combination with pagination:
{{ range (.Paginate (.Pages.GroupByDate "2006")).PageGroups }}
Build the navigation
The .Paginator
contains enough information to build a paginator interface.
The easiest way to add this to your pages is to include the built-in template (with Bootstrap
-compatible styles):
{{ template "_internal/pagination.html" . }}
{{% note "When to Create .Paginator
" %}}
If you use any filters or ordering functions to create your .Paginator
and you want the navigation buttons to be shown before the page listing, you must create the .Paginator
before it's used.
{{% /note %}}
The following example shows how to create .Paginator
before its used:
{{ $paginator := .Paginate (where .Pages "Type" "posts") }}
{{ template "_internal/pagination.html" . }}
{{ range $paginator.Pages }}
{{ .Title }}
{{ end }}
Without the where
filter, the above example is even simpler:
{{ template "_internal/pagination.html" . }}
{{ range .Paginator.Pages }}
{{ .Title }}
{{ end }}
If you want to build custom navigation, you can do so using the .Paginator
object, which includes the following properties:
PageNumber
- The current page's number in the pager sequence
URL
- The relative URL to the current pager
Pages
- The pages in the current pager
NumberOfElements
- The number of elements on this page
HasPrev
- Whether there are page(s) before the current
Prev
- The pager for the previous page
HasNext
- Whether there are page(s) after the current
Next
- The pager for the next page
First
- The pager for the first page
Last
- The pager for the last page
Pagers
- A list of pagers that can be used to build a pagination menu
PageSize
- Size of each pager
TotalPages
- The number of pages in the paginator
TotalNumberOfElements
- The number of elements on all pages in this paginator
Additional information
The pages are built on the following form (BLANK
means no value):
[SECTION/TAXONOMY/BLANK]/index.html
[SECTION/TAXONOMY/BLANK]/page/1/index.html => redirect to [SECTION/TAXONOMY/BLANK]/index.html
[SECTION/TAXONOMY/BLANK]/page/2/index.html
....