package jalview.gui; import java.io.*; import java.net.*; import javax.swing.*; public class UserQuestionnaireCheck implements Runnable { /** * Implements the client side machinery for detecting a new questionnaire, * checking if the user has responded to an existing one, * and prompting the user for responding to a questionnaire. * This is intended to work with the perl CGI scripts checkresponder.pl and * questionnaire.pl */ String url = null; UserQuestionnaireCheck(String url) { if (url.indexOf("questionnaire.pl") == -1) { jalview.bin.Cache.log.error("'" + url + "' is an Invalid URL for the checkForQuestionnaire() method.\n" + "This argument is only for questionnaires derived from jalview's questionnaire.pl cgi interface."); } else { this.url = url; } } String qid = null, rid = null; private boolean checkresponse(URL qurl) throws Exception { jalview.bin.Cache.log.debug("Checking Response for : " + qurl); boolean prompt = false; // see if we have already responsed to this questionnaire or get a new qid/rid pair BufferedReader br = new BufferedReader(new InputStreamReader(qurl. openStream())); String qresp; while ( (qresp = br.readLine()) != null) { if (qresp.indexOf("NOTYET:") == 0) { prompt = true; // not yet responded under that ID } else { if (qresp.indexOf("QUESTIONNAIRE:") == 0) { // QUESTIONNAIRE:qid:rid for the latest questionnaire. int p = qresp.indexOf(':', 14); if (p > -1) { rid = null; qid = qresp.substring(14, p); if (p < (qresp.length() - 1)) { rid = qresp.substring(p + 1); prompt = true; // this is a new qid/rid pair } } } } } return prompt; } public void run() { if (url == null) { return; } boolean prompt = false; try { // First - check to see if wee have an old questionnaire/response id pair. String lastq = jalview.bin.Cache.getProperty("QUESTIONNAIRE"); if (lastq == null) { prompt = checkresponse(new URL(url + (url.indexOf('?') > -1 ? "&" : "?") + "checkresponse=1")); } else { String qurl = url + (url.indexOf('?') > -1 ? "&" : "?") + "checkresponse=1"; // query the server with the old qid/id pair String qqid = lastq.indexOf(':') > -1 ? lastq.substring(0, lastq.indexOf(':')) : null; if (qqid != null && qqid != "null" && qqid.length() > 0) { qurl += "&qid=" + qqid; qid = qqid; String qrid = lastq.substring(lastq.indexOf(':') + 1); // retrieve old rid if (qrid != null && !qrid.equals("null")) { rid = qrid; qurl += "&rid=" + qrid; } } // see if we have already responsed to this questionnaire. prompt = checkresponse(new URL(qurl)); } if (qid != null && rid != null) { // Update our local property cache with latest qid and rid jalview.bin.Cache.setProperty("QUESTIONNAIRE", qid + ":" + rid); } if (prompt) { String qurl = url + (url.indexOf('?') > -1 ? "&" : "?") + "qid=" + qid + "&rid=" + rid; jalview.bin.Cache.log.info("Prompting user for questionnaire at " + qurl); int reply = JOptionPane.showInternalConfirmDialog(Desktop.desktop, "There is a new Questionnaire available." + "Would you like to complete it now ?\n", "Jalview User Survey", JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE); if (reply == JOptionPane.YES_OPTION) { jalview.bin.Cache.log.debug("Opening " + qurl); jalview.util.BrowserLauncher.openURL(qurl); } } } catch (Exception e) { jalview.bin.Cache.log.warn("When trying to access questionnaire URL " + url, e); } } }