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5129
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cjones
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/*
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* '$RCSfile$'
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* Purpose: Default javascript library for PARC project web pages
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* Using this library rather than placing javascript directly in
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* the PARC web documents allows us to globally change the
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* functions of the entire site in one easy place.
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* Copyright: 2000 Regents of the University of California and the
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* National Center for Ecological Analysis and Synthesis
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* Authors: Matt Jones, Christopher Jones
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*
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* '$Author: leinfelder $'
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* '$Date: 2008-06-17 14:16:32 -0600 (Tue, 17 Jun 2008) $'
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* '$Revision: 4006 $'
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* * * * * * CONFIGURATION SETTINGS - EDIT THESE FOR YOUR ENVIRONMENT * * * *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/* loginStatus: Uses XHR request to check for current session login status */
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function loginStatus(servletPath, cgiPrefix){
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var httpRequest = false;
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try {
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httpRequest = new XMLHttpRequest();
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} catch (trymicrosoft) {
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try {
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httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
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} catch (othermicrosoft) {
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try {
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httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
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} catch (failed) {
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request = null;
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}
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}
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}
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if (!httpRequest){
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alert("no httpRequest object");
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return false;
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}
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httpRequest.onreadystatechange = function() {
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if(httpRequest.readyState == 4) {
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if (httpRequest.status == 200) {
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var response = httpRequest.responseText;
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var login_block = document.getElementById('login_block');
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if (response.indexOf("public") > 0) {
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login_block.innerHTML = '<a href="' + cgiPrefix + '/register-dataset.cgi?cfg=parc&' +
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'stage=loginform">Login</a>';
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}
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else
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{
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login_block.innerHTML = '<a href="' + cgiPrefix + '/register-dataset.cgi?cfg=parc&' +
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'stage=logout">Logout</a>';
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}
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}
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}
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}
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httpRequest.open("GET", servletPath + "?action=getloggedinuserinfo", true);
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httpRequest.send(null);
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}
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