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ROR link_to_remote clone. simple django ajax
django link_to_remote document:
ajax+param Example:
{% ajax %}
link_to_remote
url => /dashboard/serverstatus/
update => #server_status_body
data => maxcount=10
{% endajax %}
ajax+update div Example:
{% ajax %}
link_to_remote
url => /dashboard/server/
update => #server
{% endajax %}
click ajax Example:
{% ajax %}
link_to_remote
condition => $("#serverstatus_more").click
url => /dashboard/serverstatus/
update => #server_status_body
data => maxcount=15
success => if(msg!="")$("#serverstatus_more").css("display","")
{% endajax %}
# -*- coding: utf-8 -*-
# GitHub http://gist.github.com/3247
from django import template
from django.template import resolve_variable
register = template.Library()
'''
ROR link_to_remote clone
Example 1:
{% ajax %}
link_to_remote
url => /dashboard/serverstatus/
update => #server_status_body
data => maxcount=10
{% endajax %}
Example 2:
{% ajax %}
link_to_remote
url => /dashboard/server/
update => #server
{% endajax %}
Example 3:
{% ajax %}
link_to_remote
condition => $("#serverstatus_more").click
url => /dashboard/serverstatus/
update => #server_status_body
data => maxcount=15
success => if(msg!="")$("#serverstatus_more").css("display","")
{% endajax %}
'''
def parseAjaxCmd(output):
"""parse ajax command"""
ajax_template={'link_to_remote':'''
<script>
%(condition)s(function(){
$.ajax({
type:'GET',
url:'%(url)s',
dataType:'html',
data: "%(data)s",
success: function(msg){
$("%(update)s").html(msg)
%(success)s
}
})
})
</script>
'''}
output=filter(lambda x:x!='',
map(lambda x:x.strip(),
output.split('\n')
)
)
ajaxcmd,params=output[0],output[1:]
tmpl=ajax_template.get(ajaxcmd,'')
if tmpl=='':return ''
param_dict={'condition':'$(document).ready',
'url':'/','data':'','update':'results',
'success':''}
param_dict.update(
dict( [(k.strip(),v.strip()) for k,v in [p.split("=>") for p in params]] )
)
print "param_dict",param_dict
script=tmpl%param_dict
print script
return script
class AjaxTagsNode(template.Node):
def __init__(self,nodelist):
self.nodelist = nodelist
def render(self, context):
output = self.nodelist.render(context)
return parseAjaxCmd(output)
@register.tag('ajax')
def ajaxtag(parser, token):
"""
{% ajax %}
{% endajax %}
"""
nodelist = parser.parse(('endajax',))
parser.delete_first_token()
return AjaxTagsNode(nodelist)
<html>
<head></head>
<body>
{% load ajaxtag %}
<div id="server_status_body">
</div>
<div id="serverstatus_more">
</div>
{% ajax %}
link_to_remote
url => /dashboard/serverstatus/
update => #server_status_body
data => maxcount=15
success => if(msg!="")$("#serverstatus_more").css("display","")
{% endajax %}
<a href="#box_server_more" id="serverstatus_more">more...</a>
{% ajax %}
link_to_remote
condition => $("#serverstatus_more").click
url => /dashboard/serverstatus/
update => #server_status_body
data => maxcount=15
{% endajax %}
</body>
</html>
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