Created
December 26, 2011 01:32
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Ajax, jquery JSONP call to node.js expressjs
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| <html> | |
| <head> | |
| <title>jsonp test</title> | |
| <script src="http://code.jquery.com/jquery-1.6.2.min.js"></script> | |
| <script type="text/javascript"> | |
| $(function(){ | |
| $('#select_link').click(function(e){ | |
| e.preventDefault(); | |
| console.log('select_link clicked'); | |
| function test(data){ | |
| return {"message":"ok"}; | |
| } | |
| $.ajax({ | |
| dataType: 'jsonp', | |
| data: "data=yeah", | |
| jsonp: 'callback', | |
| url: 'http://localhost:3000/endpoint?callback=?', | |
| success: function(data) { | |
| console.log('success'); | |
| console.log(JSON.stringify(data)); | |
| } | |
| }); | |
| }); | |
| }); | |
| </script> | |
| </head> | |
| <body> | |
| <div id="select_div"><a href="#" id="select_link">Test</a></div> | |
| </body> | |
| </html> |
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| var express = require('express'); | |
| var app = express.createServer(); | |
| app.use(express.bodyParser()); | |
| app.get('/endpoint', function(req, res){ | |
| var obj = {}; | |
| obj.title = 'title'; | |
| obj.data = 'data'; | |
| console.log('params: ' + JSON.stringify(req.params)); | |
| console.log('body: ' + JSON.stringify(req.body)); | |
| console.log('query: ' + JSON.stringify(req.query)); | |
| res.header('Content-type','application/json'); | |
| res.header('Charset','utf8'); | |
| res.send(req.query.callback + '('+ JSON.stringify(obj) + ');'); | |
| }); | |
| app.listen(3000); |
I was struggling about what to send to the callback function the whole evening!!! thanks a lot for posting it!!
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I was struggling with this forever. This line
res.send(req.query.callback + '('+ JSON.stringify(obj) + ');');made all the difference. Thanks for posting it.