def get(self):
# Get current page
try:
pageno = int(self.request.get('pageno'))
except ValueError:
pageno = 1
query = Message.all().order('-time_stamp')
group = query.fetch(1000)
msg_list = []
pagei = 0
start = 0
length = len(group)
while group != [] and msg_list == []:
# Pick out each page
while start + self.msg_per_page - 1 < length:
pagei = pagei + 1
if pagei == pageno:
msg_list = group[start : start + self.msg_per_page]
start = start + self.msg_per_page
if len(group[start : start + self.msg_per_page]) > 0:
pagei = pagei + 1
if pagei == pageno:
msg_list = group[start : start + self.msg_per_page]
last_time = group[-1].time_stamp
query.filter('time_stamp <', last_time)
group = query.fetch(1000)
show_left_arrow = 1 if pageno > 1 else 0
show_right_arrow = 1 if pageno < pagei else 0
show_left_dot = 1 if pageno >= 5 else 0
show_right_dot = 1 if pageno <= pagei - 4 else 0
pageno_list = [i for i in range(max(1, pageno - 3), min(pagei + 1, pageno + 4))]
for message in msg_list:
temp = remove_html_tag(message.msg).replace('\n', ' ')
message.msg = escape_str(temp[:20]) + '...' if len(temp) > 20 else escape_str(temp[:20])
template_values = {
'messages': msg_list,
'page_current': pageno,
'page_total': pagei,
'pageno_list': pageno_list,
'show_left_arrow': show_left_arrow,
'show_right_arrow': show_right_arrow,
'show_left_dot': show_left_dot,
'show_right_dot': show_right_dot,
'colno': len(pageno_list) + show_left_arrow + show_right_arrow +
show_left_dot + show_right_dot,
'page_prev': max(1, pageno - 1),
'page_next': min(pagei, pageno + 1),
'logout_url': users.create_logout_url('/'),
'page_name': 'guestbookAdmin'
}
path = os.path.join(os.path.dirname(__file__), 'pages/guestbookAdmin.html')
self.response.headers['Content-Type'] = 'text/html;charset=utf-8'
self.response.out.write(template.render(path, template_values))
