Added 'virtual' facet named 'xtargets' to termlist command, which returns

[pazpar2-moved-to-github.git] / www / test1 / search.js

diff --git a/www/test1/search.js b/www/test1/search.js
index 60de378..c3658fc 100644 (file)
--- a/www/test1/search.js
+++ b/www/test1/search.js
@@ -1,4 +1,4 @@
-/* $Id: search.js,v 1.3 2007-01-02 11:02:50 sondberg Exp $
+/* $Id: search.js,v 1.6 2007-01-04 20:00:58 quinn Exp $
  * ---------------------------------------------------
  * Javascript container
  */
@@ -43,6 +43,13 @@ function GetXmlHttpObject()
     return objXMLHttp
 } 
 
+function SendXmlHttpObject(obj, url, handler)
+{
+    obj.onreadystatechange=handler;
+    obj.open("GET", url);
+    obj.send(null);
+}
+
 function session_started()
 {
     if (xinitSession.readyState != 4)
@@ -51,6 +58,7 @@ function session_started()
     var sesid = xml.getElementsByTagName("session")[0].childNodes[0].nodeValue;
     document.getElementById("status").innerHTML = "Live";
     session = sesid;
+    setTimeout(ping_session, 50000);
 }
 
 function start_session()
@@ -65,6 +73,30 @@ function start_session()
     //url_surveillence = setInterval(session_check, 200);
 }
 
+function ping_session()
+{
+    if (!session)
+       return;
+    var url = "search.pz2?command=ping&session=" + session;
+    SendXmlHttpObject(xpingSession = GetXmlHttpObject(), url, session_pinged);
+}
+
+function session_pinged()
+{
+    if (xpingSession.readyState != 4)
+       return;
+    var xml = xpingSession.responseXML;
+    var error = xml.getElementsByTagName("error");
+    if (error[0])
+    {
+       var msg = error[0].childNodes[0].nodeValue;
+       alert(msg);
+       location = "?";
+       return;
+    }
+    setTimeout(ping_session, 50000);
+}
+
 function targets_loaded()
 {
     if (xloadTargets.readyState != 4)
@@ -130,6 +162,7 @@ function show_records()
        var merged = Number(xml.getElementsByTagName('merged')[0].childNodes[0].nodeValue);
        var start = Number(xml.getElementsByTagName('start')[0].childNodes[0].nodeValue);
        var num = Number(xml.getElementsByTagName('num')[0].childNodes[0].nodeValue);
+       var clients = Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue);
        body.innerHTML = '<b>Records : ';
        body.innerHTML += (start + 1) + ' to ' + (start + num) +
                ' of ' + merged + ' (total hits: ' + total + ')</b>';
@@ -157,10 +190,13 @@ function show_records()
            body.innerHTML += '</p>';
        }
        shown++;
-       if (shown < 5)
-           searchtimer = setTimeout(check_search, 1000);
-       else
-           searchtimer = setTimeout(check_search, 2000);
+       if (clients > 0)
+       {
+           if (shown < 5)
+               searchtimer = setTimeout(check_search, 1000);
+           else
+               searchtimer = setTimeout(check_search, 2000);
+       }
     }
     if (!termtimer)
        termtimer = setTimeout(check_termlist, 1000);
@@ -200,6 +236,8 @@ function show_termlist()
     var xml = xtermlist.responseXML;
     var body = document.getElementById("termlist");
     var hits = xml.getElementsByTagName("term");
+    var clients =
+       Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue);
     if (!hits[0])
     {
        termtimer = setTimeout(check_termlist, 1000);
@@ -217,16 +255,17 @@ function show_termlist()
                                   '</a>';
            body.innerHTML += '<br>';
        }
-       termtimer = setTimeout(check_termlist, 2000);
+       if (clients > 0)
+           termtimer = setTimeout(check_termlist, 2000);
     }
 }
 
-
 function check_termlist()
 {
     var url = "search.pz2?" +
         "command=termlist" +
-       "&session=" + session;
+       "&session=" + session +
+       "&name=" + "subject";
     xtermlist = GetXmlHttpObject();
     xtermlist.onreadystatechange=show_termlist;
     xtermlist.open("GET", url);
@@ -241,6 +280,8 @@ function show_stat()
     var xml = xstat.responseXML;
     var body = document.getElementById("stat");
     var nodes = xml.childNodes[0].childNodes;
+    var clients =
+       Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue);
     if (!nodes[0])
     {
        stattimer  = setTimeout(check_stat, 500);
@@ -259,7 +300,8 @@ function show_stat()
            body.innerHTML += ' ' + name + '=' + value;
        }
        body.innerHTML += ')';
-       stattimer = setTimeout(check_stat, 2000);
+       if (clients > 0)
+           stattimer = setTimeout(check_stat, 2000);
     }
 }