Datables 服务端分页for DJango

django-datatables-view

pip install django-datatables-view

$(‘#mytable‘).DataTable({

"paging": true,

"lengthChange": true,

"searching": true,

"ordering": true,

"info": true,

"autoWidth": true,

"lengthMenu": [[20,50,100, -1], [20,50,100, "All"]],

"sPaginationType": "full_numbers",

"bProcessing": true, //开启读取服务器数据时显示正在加载中……特别是大数据量的时候，开启此功能比较好

"bServerSide": true, //开启服务器模式

"sAjaxSource": "{% url ‘proxy_list_json‘ %}", //给服务器发请求的url

});

from django_datatables_view.base_datatable_view import BaseDatatableView

def proxyAdmin(req):

#rows=Proxy.objects.all()[:100]

return render_to_response(‘data/proxyadmin.html‘)

class ProxyListJson(BaseDatatableView):

# The model we‘re going to show

model = Proxy #要分页的类

# define the columns that will be returned

columns = [‘ip‘, ‘description‘, ‘score‘, ‘logdate‘] #需要显示的字段

# define column names that will be used in sorting

# order is important and should be same as order of columns

# displayed by datatables. For non sortable columns use empty

# value like ‘‘

order_columns = [‘ip‘,‘description‘, ‘score‘, ‘logdate‘] #排序

# set max limit of records returned, this is used to protect our site if someone tries to attack our site

# and make it return huge amount of data

max_display_length = 500

def render_column(self, row, column):

return super(ProxyListJson, self).render_column(row, column)

def filter_queryset(self, qs):

# use parameters passed in GET request to filter queryset

qs_params = None

search = self.request.GET.get(u‘sSearch‘, None)

if search: #模糊搜索

q = Q(ip__contains=search)|Q(description__contains=search)

qs_params = qs_params | q if qs_params else q

qs = qs.filter(qs_params)

return qs

url(r‘^paging_proxy/$‘, ProxyListJson.as_view(), name=‘proxy_list_json‘),