6 lines
1.7 KiB
JavaScript
6 lines
1.7 KiB
JavaScript
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/* jQuery ajax stream plugin
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* Version 0.1
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* Copyright (C) 2009 Chris Tarquini
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* Licensed under a Creative Commons Attribution-Share Alike 3.0 Unported License (http://creativecommons.org/licenses/by-sa/3.0/)
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* Permissions beyond the scope of this license may be available by contacting petros000[at]hotmail.com.
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*/(function(e){var t=e.ajax,n=e.get,r=e.post,i=!0;e.ajaxSetup({stream:!1,pollInterval:500}),e.enableAjaxStream=function(a){typeof a=="undefined"&&(a=!i),a?(e.ajax=s,e.get=o,e.post=u,i=!0):(e.ajax=t,e.get=n,e.post=r,i=!1)};var s=e.ajax=function(n){n=jQuery.extend(!0,n,jQuery.extend(!0,{},jQuery.ajaxSettings,n));if(n.stream){var r=0,i=0,s=null,o=0,u=!1,a=function(e){s=e,l()},f=function(){c("stream")},l=function(){u||(r=setTimeout(f,n.pollInterval))},c=function(t){typeof t=="undefined"&&(t="stream");if(s.status<3)return;var r=s.responseText;if(t=="stream"){if(r.length<=o){l();return}lastlength=r.length;if(i==r.length){l();return}}var u=r.substr(i);i=r.length,e.isFunction(n.OnDataRecieved)&&n.OnDataRecieved(u,t,s.responseText,s),s.status!=4&&l()},h=function(e,t){clearTimeout(r),u=!0,c(t)};if(e.isFunction(n.success)){var p=n.success;n.success=function(e,t){h(e,t),p(e,t)}}else n.success=h;if(e.isFunction(n.beforeSend)){var d=n.beforeSend;n.beforeSend=function(e){d(e),a(e)}}else n.beforeSend=a}t(n)},o=e.get=function(t,n,r,i,s){if(e.isFunction(n)){var o=r;r=n,e.isFunction(o)&&(s=o),n=null}e.isFunction(i)&&(s=i,i=undefined);var u=e.isFunction(s);return jQuery.ajax({type:"GET",url:t,data:n,success:r,dataType:i,stream:u,OnDataRecieved:s})},u=e.post=function(t,n,r,i,s){if(e.isFunction(n)){var o=r;r=n}e.isFunction(i)&&(s=i,i=undefined);var u=e.isFunction(s);return jQuery.ajax({type:"POST",url:t,data:n,success:r,dataType:i,stream:u,OnDataRecieved:s})}})(jQuery);
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