~netlandish/django-pagination

dc726bdb9342477981ecb0e43ec11151ddb4162a — Hedley Roos 9 years ago a08d383 + ef5ff95
Merge pull request #13 from mattc58/master

Multiple paginators
M pagination/middleware.py => pagination/middleware.py +3 -3
@@ 1,10 1,10 @@
def get_page(self):
def get_page(self, suffix):
    """
    A function which will be monkeypatched onto the request to get the current
    integer representing the current page.
    """
    try:
        return int(self.REQUEST['page'])
        return int(self.REQUEST['page%s' % suffix])
    except (KeyError, ValueError, TypeError):
        return 1



@@ 14,4 14,4 @@ class PaginationMiddleware(object):
    it exists in either **GET** or **POST** portions of the request.
    """
    def process_request(self, request):
        request.__class__.page = property(get_page)
\ No newline at end of file
        request.__class__.page = get_page
\ No newline at end of file

M pagination/templates/pagination/pagination.html => pagination/templates/pagination/pagination.html +3 -3
@@ 2,7 2,7 @@
{% load i18n %}
<div class="pagination">
    {% if page_obj.has_previous %}
        <a href="?page={{ page_obj.previous_page_number }}{{ getvars }}{{ hashtag }}" class="prev">&lsaquo;&lsaquo; {% trans "previous" %}</a>
        <a href="?page{{ page_suffix }}={{ page_obj.previous_page_number }}{{ getvars }}{{ hashtag }}" class="prev">&lsaquo;&lsaquo; {% trans "previous" %}</a>
    {% else %}
        <span class="disabled prev">&lsaquo;&lsaquo; {% trans "previous" %}</span>
    {% endif %}


@@ 11,14 11,14 @@
            {% ifequal page page_obj.number %}
                <span class="current page">{{ page }}</span>
            {% else %}
                <a href="?page={{ page }}{{ getvars }}{{ hashtag }}" class="page">{{ page }}</a>
                <a href="?page{{ page_suffix }}={{ page }}{{ getvars }}{{ hashtag }}" class="page">{{ page }}</a>
            {% endifequal %}
        {% else %}
            ...
        {% endif %}
    {% endfor %}
    {% if page_obj.has_next %}
        <a href="?page={{ page_obj.next_page_number }}{{ getvars }}{{ hashtag }}" class="next">{% trans "next" %} &rsaquo;&rsaquo;</a>
        <a href="?page{{ page_suffix }}={{ page_obj.next_page_number }}{{ getvars }}{{ hashtag }}" class="next">{% trans "next" %} &rsaquo;&rsaquo;</a>
    {% else %}
        <span class="disabled next">{% trans "next" %} &rsaquo;&rsaquo;</span>
    {% endif %}

M pagination/templatetags/pagination_tags.py => pagination/templatetags/pagination_tags.py +23 -7
@@ 4,6 4,7 @@ except NameError:
    from sets import Set as set

from django import template
from django.template import TOKEN_BLOCK
from django.http import Http404
from django.core.paginator import Paginator, InvalidPage
from django.conf import settings


@@ 20,6 21,12 @@ def do_autopaginate(parser, token):
    """
    Splits the arguments to the autopaginate tag and formats them correctly.
    """
    
    # Check whether there are any other autopaginations are later in this template
    expr = lambda obj: (obj.token_type == TOKEN_BLOCK and \
        len(obj.split_contents()) > 0 and obj.split_contents()[0] == "autopaginate")
    multiple_paginations = len(filter(expr, parser.tokens)) > 0
    
    split = token.split_contents()
    as_index = None
    context_var = None


@@ 36,10 43,10 @@ def do_autopaginate(parser, token):
                "context_var_name %%}" % split[0])
        del split[as_index:as_index + 2]
    if len(split) == 2:
        return AutoPaginateNode(split[1])
        return AutoPaginateNode(split[1], multiple_paginations=multiple_paginations)
    elif len(split) == 3:
        return AutoPaginateNode(split[1], paginate_by=split[2], 
            context_var=context_var)
            context_var=context_var, multiple_paginations=multiple_paginations)
    elif len(split) == 4:
        try:
            orphans = int(split[3])


@@ 47,7 54,7 @@ def do_autopaginate(parser, token):
            raise template.TemplateSyntaxError(u'Got %s, but expected integer.'
                % split[3])
        return AutoPaginateNode(split[1], paginate_by=split[2], orphans=orphans,
            context_var=context_var)
            context_var=context_var, multiple_paginations=multiple_paginations)
    else:
        raise template.TemplateSyntaxError('%r tag takes one required ' +
            'argument and one optional argument' % split[0])


@@ 69,7 76,7 @@ class AutoPaginateNode(template.Node):
        tag.  If you choose not to use *{% paginate %}*, make sure to display the
        list of available pages, or else the application may seem to be buggy.
    """
    def __init__(self, queryset_var, paginate_by=DEFAULT_PAGINATION,
    def __init__(self, queryset_var, multiple_paginations, paginate_by=DEFAULT_PAGINATION,
        orphans=DEFAULT_ORPHANS, context_var=None):
        self.queryset_var = template.Variable(queryset_var)
        if isinstance(paginate_by, int):


@@ 78,8 85,14 @@ class AutoPaginateNode(template.Node):
            self.paginate_by = template.Variable(paginate_by)
        self.orphans = orphans
        self.context_var = context_var
        self.multiple_paginations = multiple_paginations

    def render(self, context):
        if self.multiple_paginations or context.has_key('paginator'):
            page_suffix = '_%s' % self.queryset_var
        else:
            page_suffix = ''
        
        key = self.queryset_var.var
        value = self.queryset_var.resolve(context)
        if isinstance(self.paginate_by, int):


@@ 88,7 101,7 @@ class AutoPaginateNode(template.Node):
            paginate_by = self.paginate_by.resolve(context)
        paginator = Paginator(value, paginate_by, self.orphans)
        try:
            page_obj = paginator.page(context['request'].page)
            page_obj = paginator.page(context['request'].page(page_suffix))
        except InvalidPage:
            if INVALID_PAGE_RAISES_404:
                raise Http404('Invalid page requested.  If DEBUG were set to ' +


@@ 102,6 115,7 @@ class AutoPaginateNode(template.Node):
            context[key] = page_obj.object_list
        context['paginator'] = paginator
        context['page_obj'] = page_obj
        context['page_suffix'] = page_suffix
        return u''




@@ 133,6 147,7 @@ def paginate(context, window=DEFAULT_WINDOW, hashtag=''):
    try:
        paginator = context['paginator']
        page_obj = context['page_obj']
        page_suffix = context.get('page_suffix', '')
        page_range = paginator.page_range
        # Calculate the record range in the current page for display.
        records = {'first': 1 + (page_obj.number - 1) * paginator.per_page}


@@ 212,11 227,12 @@ def paginate(context, window=DEFAULT_WINDOW, hashtag=''):
            'paginator': paginator,
            'hashtag': hashtag,
            'is_paginated': paginator.count > paginator.per_page,
            'page_suffix': page_suffix,
        }
        if 'request' in context:
            getvars = context['request'].GET.copy()
            if 'page' in getvars:
                del getvars['page']
            if 'page%s' % page_suffix in getvars:
                del getvars['page%s' % page_suffix]
            if len(getvars.keys()) > 0:
                to_return['getvars'] = "&%s" % getvars.urlencode()
            else:

M pagination/tests.py => pagination/tests.py +10 -2
@@ 56,11 56,15 @@
>>> pg['records']['last']
21

>>> p = Paginator(range(21), 2, 1)
>>> paginate({'paginator': p, 'page_obj': p.page(1)})['pages']
[1, 2, 3, 4, None, 7, 8, 9, 10]

>>> t = Template("{% load pagination_tags %}{% autopaginate var 2 %}{% paginate %}")

>>> from django.http import HttpRequest as DjangoHttpRequest
>>> class HttpRequest(DjangoHttpRequest):
...     page = 1
...     page = lambda self, suffix: 1

>>> t.render(Context({'var': range(21), 'request': HttpRequest()}))
u'\\n\\n<div class="pagination">...


@@ 73,11 77,15 @@ u'\\n\\n<div class="pagination">...
u'\\n\\n<div class="pagination">...
>>> t = Template("{% load pagination_tags %}{% autopaginate var by %}{% paginate %}")
>>> t.render(Context({'var': range(21), 'by': 20, 'request': HttpRequest()}))
u'\\n\\n<div class="pagination">...
u'\\n\\n<div class="pagination">...<a href="?page=2"...
>>> t = Template("{% load pagination_tags %}{% autopaginate var by as foo %}{{ foo }}")
>>> t.render(Context({'var': range(21), 'by': 20, 'request': HttpRequest()}))
u'[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19]'
>>>
>>> t = Template("{% load pagination_tags %}{% autopaginate var2 by as foo2 %}{% paginate %}{% autopaginate var by as foo %}{% paginate %}")
>>> t.render(Context({'var': range(21), 'var2': range(50, 121), 'by': 20, 'request': HttpRequest()}))
u'\\n\\n<div class="pagination">...<a href="?page_var2=2"...<a href="?page_var=2"...
>>>

# Testing InfinitePaginator