56 lines
2.0 KiB
JavaScript
56 lines
2.0 KiB
JavaScript
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/**
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* ownCloud
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*
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* @file core/js/requesttoken.js
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* @brief Routine to refresh the Request protection request token periodically
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* @author Christian Reiner (arkascha)
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* @copyright 2011-2012 Christian Reiner <foss@christian-reiner.info>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the license, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library.
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* If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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OC.Request = {
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// the request token
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Token: {},
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// the lifespan span (in secs)
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Lifespan: {},
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// method to refresh the local request token periodically
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Refresh: function(){
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// just a client side console log to preserve efficiency
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console.log("refreshing request token (lifebeat)");
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var dfd=new $.Deferred();
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$.ajax({
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type: 'POST',
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url: OC.filePath('core','ajax','requesttoken.php'),
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cache: false,
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data: { },
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dataType: 'json'
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}).done(function(response){
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// store refreshed token inside this class
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OC.Request.Token=response.token;
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dfd.resolve();
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}).fail(dfd.reject);
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return dfd;
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}
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}
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// accept requesttoken and lifespan into the OC namespace
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OC.Request.Token = oc_requesttoken;
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OC.Request.Lifespan = oc_requestlifespan;
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// refresh the request token periodically shortly before it becomes invalid on the server side
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setInterval(OC.Request.Refresh,Math.floor(1000*OC.Request.Lifespan*0.93)), // 93% of lifespan value, close to when the token expires
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// early bind token as additional ajax argument for every single request
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$(document).bind('ajaxSend', function(elm, xhr, s){xhr.setRequestHeader('requesttoken', OC.Request.Token);});
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