class info_label_pager(tornado.web.UIModule):
def render(self, *args, **kwargs):
self.minfo = MInfor()
tag_slug = args[0]
current = int(args[1])
# cat_slug 分类
# current 当前页面
cat_rec = self.minfo.query_by_tagname(tag_slug)
page_num = int(cat_rec.count() / config.page_num)
kwd = {
'page_home': False if current <= 1 else True,
'page_end': False if current >= page_num else True,
'page_pre': False if current <= 1 else True,
'page_next': False if current >= page_num else True,
}
return self.render_string('modules/post/info_label_pager.html',
kwd=kwd,
cat_slug=tag_slug,
pager_num=page_num,
page_current=current,
)
class InfoTagHandler(BaseHandler):
def initialize(self, hinfo=''):
self.init()
self.template_dir_name = 'infor'
self.minfo = MInfor()
self.mcat = MCategory()
def get(self, url_str=''):
print('tag:', url_str)
url_arr = self.parse_url(url_str)
if len(url_arr) == 1:
self.list(url_str)
elif len(url_arr) == 2:
if url_arr[0] == 'remove':
self.remove_redis_keyword(url_arr[1])
else:
self.list(url_arr[0], url_arr[1])
@tornado.web.authenticated
def remove_redis_keyword(self, kw):
redisvr.srem(config.redis_kw + self.userinfo.user_name, kw)
return json.dump({}, self)
def list(self, tag_slug, cur_p=''):
# 下面用来使用关键字过滤信息，如果网站信息量不是很大不要开启
# Todo:
# if self.get_current_user():
# redisvr.sadd(config.redis_kw + self.userinfo.user_name, tag_slug)
if cur_p == '':
current_page_num = 1
else:
current_page_num = int(cur_p)
tag_name = 'fd'
kwd = {
'tag_name': tag_name,
'tag_slug': tag_slug,
'title': tag_name,
'current_page': current_page_num
}
info = self.minfo.query_by_tagname(tag_slug)
page_num = int(info.count() / config.page_num) + 1
print('tag tmpl:',
'{0}/label/list.html'.format(self.template_dir_name))
self.render(
'{0}/label/list.html'.format(self.template_dir_name),
kwd=kwd,
userinfo=self.userinfo,
infos=self.minfo.query_pager_by_tag(tag_slug, current_page_num),
pager=self.gen_pager(tag_slug, page_num, current_page_num),
)
def gen_pager(self, cat_slug, page_num, current):
'''
cat_slug 分类
page_num 页面总数
current 当前页面
'''
if page_num == 1:
return ''
pager_shouye = '''
<li class="{0}">
<a href="/info_tag/{1}"><< 首页</a>
</li>'''.format('' if current <= 1 else '', cat_slug)
pager_pre = '''
<li class=" previous {0}">
<a href="/info_tag/{1}/{2}">< 前页</a>
</li>
'''.format('' if current <= 1 else '', cat_slug,
current - 1)
pager_mid = ''
for ind in range(0, page_num):
tmp_mid = '''
<li class=" page {0}">
<a href="/info_tag/{1}/{2}">{2}</a></li>
'''.format('active' if ind + 1 == current else '',
cat_slug, ind + 1)
pager_mid += tmp_mid
pager_next = '''
<li class=" next {0}">
<a href="/info_tag/{1}/{2}">后页 ></a>
</li>
'''.format('' if current >= page_num else '', cat_slug,
current + 1)
pager_last = '''
<li class=" last {0}">
<a href="/info_tag/{1}/{2}">末页
>></a>
</li>
'''.format('' if current >= page_num else '', cat_slug,
page_num)
pager = pager_shouye + pager_pre + pager_mid + pager_next + pager_last
return (pager)
