1 # -*- coding: utf-8 -*- 2 3 from django.utils.safestring import mark_safe 4 ''' 5 Created on 2017年5月4日 6 7 change on 07May2017 8 ''' 9 def model(page,per_item,M): 10 try: 11 page = int(page) 12 except: 13 page = 1 14 start = (page-1)*per_item 15 end = page*per_item 16 count = M.objects.all().count() 17 result = M.objects.all()[start:end] 18 print result 19 temp = divmod(count, per_item) 20 if temp[1] == 0 : 21 all_page_count = temp[0] 22 else: 23 all_page_count = temp[0]+1 24 return all_page_count,result,count 25 26 27 def pager(page,all_page_count,url): 28 try: 29 page = int(page) 30 except: 31 page = 1 32 #判断如果页面是1，则上一页无，正常上一页为当前少1 33 if page <= 1: 34 page_html = "<a href='#'>上一页</a>" 35 else: 36 page_html = "<a href='%s/%d'>上一页</a>"%(url,page-1) 37 #首页就是第1页 38 page_html += "<a href='%s/%d'>首页</a>"%(url,1) 39 40 #页面显示11个页码,如果当前页面少于5，则启始页为1，正常启始页为当前减5 41 if page< 11: 42 page_start = 1 43 page_end = all_page_count+1 44 else: 45 page_start = page-5 46 if all_page_count-6>=page: 47 page_end = page+6 48 else: 49 page_end = all_page_count 50 51 for i in range(page_start,page_end): 52 if page == i: 53 a_html ="<a class='selected' href='%s/%d'>%d</a>"%(url,i,i) 54 else: 55 a_html ="<a href='%s/%d'>%d</a>"%(url,i,i) 56 page_html += a_html 57 58 page_html += "<a href='%s/%d'>尾页</a>"%(url,all_page_count) 59 # 60 if page <= all_page_count-1: 61 page_html += "<a href='%s/%d'>下一页</a>"%(url,page+1) 62 else: 63 page_html += "<a href='#'>下一页</a>" 64 page = mark_safe(page_html) 65 return page