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HarmonyOS
自己用django测试短网址转换，但是最长到31位之后久没有变化了，在网上找的函数方法我在本地测试多长都可以转换：怀疑是不是ajax有什么限制，求解答。
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
</head>
<body>
<br>
<br>
<br>
<br>
<br>
<br>
<div class="container">
<div class="container-fluid">
<form action="/add/" method="get" role="form" >
<div class="form-group">
请输入长url: <input class="form-control" type="text" id="a" name="a">
<button class="btn btn-primary" type="button" id='sum'>生成</button>
</div>
<br>
<p>result: </p>
<div id='result'></div>
</form>
</div>
</div>
<script src="http://apps.bdimg.com/libs/jquery/1.11.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("#sum").click(function(){
var a = $("#a").val();
$.get("/urlhash/",{'a':a}, function(ret){
$('#result').html(a+'<a href=http://test.co/'+ret+'>'+'http://test.co/'+ret+'</a>')
})
});
});
</script>
</body>
</html>
def get_md5(s):
s = s.encode('utf8') if isinstance(s, unicode) else s
m = hashlib.md5()
m.update(s)
return m.hexdigest()
code_map = (
'a' , 'b' , 'c' , 'd' , 'e' , 'f' , 'g' , 'h' ,
'i' , 'j' , 'k' , 'l' , 'm' , 'n' , 'o' , 'p' ,
'q' , 'r' , 's' , 't' , 'u' , 'v' , 'w' , 'x' ,
'y' , 'z' , '0' , '1' , '2' , '3' , '4' , '5' ,
'6' , '7' , '8' , '9' , 'A' , 'B' , 'C' , 'D' ,
'E' , 'F' , 'G' , 'H' , 'I' , 'J' , 'K' , 'L' ,
'M' , 'N' , 'O' , 'P' , 'Q' , 'R' , 'S' , 'T' ,
'U' , 'V' , 'W' , 'X' , 'Y' , 'Z'
)
def get_hash_key(long_url):
hkeys = []
hex = get_md5(long_url)
for i in xrange(0, 4):
n = int(hex[i*8:(i+1)*8], 16)
v = []
e = 0
for j in xrange(0, 4):
x = 0x0000003D & n
e |= ((0x00000002 & n ) >> 1) << j
v.insert(0, code_map[x])
n = n >> 6
e |= n << 5
v.insert(0, code_map[e & 0x0000003D])
hkeys.append(''.join(v))
return hkeys
def urlhash(request):
a = request.GET['a']
q=get_hash_key(a)
sitedata = Person(site=a,url='http://test.co/'+q[0])
sitedata.save()
return HttpResponse(q[0])
python
数据库字段长度忘记了 尴尬