Last active
December 30, 2015 08:38
-
-
Save jasonweng/7803539 to your computer and use it in GitHub Desktop.
Get contents of link tag with javascript - not CSS
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<script type="text/javascript"> | |
var your_url = 'http://www.example.com'; | |
</script> | |
<script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.10.1/jquery.min.js" ></script> | |
<script type="text/javascript"> | |
jQuery.ajax = (function(_ajax){ | |
var protocol = location.protocol, | |
hostname = location.hostname, | |
exRegex = RegExp(protocol + '//' + hostname), | |
YQL = 'http' + (/^https/.test(protocol)?'s':'') + '://query.yahooapis.com/v1/public/yql?callback=?', | |
query = 'select * from html where url="{URL}" and xpath="*"'; | |
function isExternal(url) { | |
return !exRegex.test(url) && /:\/\//.test(url); | |
} | |
return function(o) { | |
var url = o.url; | |
if ( /get/i.test(o.type) && !/json/i.test(o.dataType) && isExternal(url) ) { | |
// Manipulate options so that JSONP-x request is made to YQL | |
o.url = YQL; | |
o.dataType = 'json'; | |
o.data = { | |
q: query.replace( | |
'{URL}', | |
url + (o.data ? | |
(/\?/.test(url) ? '&' : '?') + jQuery.param(o.data) | |
: '') | |
), | |
format: 'xml' | |
}; | |
// Since it's a JSONP request | |
// complete === success | |
if (!o.success && o.complete) { | |
o.success = o.complete; | |
delete o.complete; | |
} | |
o.success = (function(_success){ | |
return function(data) { | |
if (_success) { | |
// Fake XHR callback. | |
_success.call(this, { | |
responseText: data.results[0] | |
// YQL screws with <script>s | |
// Get rid of them | |
.replace(/<script[^>]+?\/>|<script(.|\s)*?\/script>/gi, '') | |
}, 'success'); | |
} | |
}; | |
})(o.success); | |
} | |
return _ajax.apply(this, arguments); | |
}; | |
})(jQuery.ajax); | |
$.ajax({ | |
url: your_url, | |
type: 'GET', | |
success: function(res) { | |
var text = res.responseText; | |
// then you can manipulate your text as you wish | |
alert(text); | |
} | |
}); | |
</script> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment