X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=www%2Fdemo%2Fsearch.js;h=b7b280ba13b51015f49fb96b107befefb56a95b3;hb=aabc654ef7b6c5a6740e95b9580223726a86e43a;hp=64f685bf73efb7738b78afc37679cc0ffede1cd9;hpb=7a31488b5aee7ead673f2112fadd3f8b8f5c00e8;p=pazpar2-moved-to-github.git

diff --git a/www/demo/search.js b/www/demo/search.js
index 64f685b..b7b280b 100644
--- a/www/demo/search.js
+++ b/www/demo/search.js
@@ -1,4 +1,4 @@
-/* $Id: search.js,v 1.24 2007-01-15 19:01:29 quinn Exp $
+/* $Id: search.js,v 1.42 2007-01-18 18:11:19 quinn Exp $
  * ---------------------------------------------------
  * Javascript container
  */
@@ -10,6 +10,7 @@ var xsearch;
 var xshow;
 var xstat;
 var xtermlist;
+var xfetchDetails;
 var session = false;
 var targetsloaded = false;
 var shown;
@@ -23,9 +24,10 @@ var url_surveillence;
 var recstoshow = 20;
 var page_window = 5;  // Number of pages prior to and after the current page
 var facet_list;
-var cur_facet = 0;
 var cur_sort = "relevance";
 var searched = 0;
+var cur_id = -1;
+var cur_rec = 0;
 
 function initialize ()
 {
@@ -35,7 +37,6 @@ function initialize ()
     set_sort();
 }
 
-
 function GetXmlHttpObject()
 { 
     var objXMLHttp=null
@@ -93,13 +94,9 @@ function session_pinged()
     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);
+    else
+        setTimeout(ping_session, 50000);
 }
 
 function update_action (new_action) {
@@ -213,6 +210,207 @@ function set_sort(sort)
     set_sort_opt(t, 'title:1', 'Title');
 }
 
+function displayname(name)
+{
+    if (name == 'md-author')
+	return 'Author';
+    else if (name == 'md-subject')
+	return 'Subject';
+    else if (name == 'md-date')
+	return 'Date';
+    else if (name == 'md-isbn')
+	return 'ISBN';
+    else if (name == 'md-publisher')
+	return 'Publisher';
+    else if (name == 'md-url')
+	return 'URL';
+    else if (name == 'md-title')
+	return '@';
+    else if (name == 'md-id')
+	return 'Local ID';
+    else if (name == 'recid')
+	return '@';
+    else if (name == 'location')
+	return '@';
+    else
+	return name;
+}
+
+function hyperlink_field(name)
+{
+    if (name == 'md-author')
+	return 'au';
+    else if (name == 'md-subject')
+	return 'su';
+    else if (name == 'md-url')
+	return 'URL';
+    else
+	return 0;
+}
+
+function  paint_details_tr(name, dn)
+{
+    //emit a table row
+    var dname = displayname(name);
+    var ln = create_element('b', dname);
+    var tln = document.createElement('td');
+    tln.setAttribute('width', 90);
+    tln.setAttribute('valign', 'top');
+    tln.appendChild(ln);
+    var tr = document.createElement('tr');
+    tr.appendChild(tln);
+    tr.appendChild(dn);
+    return tr;
+}
+
+function paint_data_elements(target, node)
+{
+    var nodes = node.childNodes;
+    var dn = 0;
+    var lastname = '';
+    var i;
+    for (i = 0; i < nodes.length; i++)
+    {
+	if (nodes[i].nodeType != 1)
+	    continue;
+	var name = nodes[i].nodeName;
+	if (name == 'recid' || name == 'md-title')
+	    continue;
+	if (name != lastname && lastname != 'location') 
+	{
+	    if (dn)
+	    {
+		var tr = paint_details_tr(lastname, dn);
+		target.appendChild(tr);
+	    }
+	    dn = document.createElement('td');
+	    lastname = name;
+	}
+	if (name == 'location')
+	{
+	    target.appendChild(paint_details_tr('Location', paint_subrecord(nodes[i])));
+	    continue;
+	}
+	if (!nodes[i].childNodes[0])
+		continue;
+	var value = nodes[i].childNodes[0].nodeValue;
+	if (dn.childNodes[0])
+	    dn.appendChild(document.createTextNode('; '));
+	var hyl = hyperlink_field(name);
+	var nv;
+	if (hyl)
+	{
+	    nv = create_element('a', value);
+	    if (hyl == 'URL')
+	    {
+		nv.setAttribute('href', value);
+		nv.setAttribute('target', '_blank');
+	    }
+	    else
+	    {
+		nv.setAttribute('href', '#');
+		nv.setAttribute('term', value);
+		nv.setAttribute('searchfield', hyl);
+		nv.onclick = function() { hyperlink_search(this); return false; };
+	    }
+	}
+	else
+	    nv = document.createTextNode(value);
+	dn.appendChild(nv);
+    }
+    if (dn && lastname != 'location')
+    {
+	var tr = paint_details_tr(lastname, dn);
+	target.appendChild(tr);
+    }
+}
+
+function paint_subrecord(node)
+{
+    var table = document.createElement('table');
+    var zurl = node.getAttribute('id');
+    var name = node.getAttribute('name');
+    var tr;
+    if (name)
+	tr = paint_details_tr('Source', document.createTextNode(name));
+    else
+	tr = paint_details_tr('Source', document.createTextNode(zurl));
+    table.appendChild(tr);
+    paint_data_elements(table, node);
+    return table;
+}
+
+function paint_details(body, xml)
+{
+    clear_cell(body);
+    var table = document.createElement('table');
+    table.setAttribute('cellpadding', 2);
+    paint_data_elements(table, xml.childNodes[0]);
+    body.appendChild(table);
+    body.style.display = 'inline';
+}
+
+function show_details()
+{
+    if (xfetchDetails.readyState != 4)
+	return;
+    var xml = xfetchDetails.responseXML;
+    var error = xml.getElementsByTagName("error");
+    if (error[0])
+    {
+	var msg = error[0].childNodes[0].nodeValue;
+	alert(msg);
+	location = "?";
+	return;
+    }
+
+    var idn = xml.getElementsByTagName('recid');
+    if (!idn[0])
+	return;
+    var id = idn[0].childNodes[0].nodeValue;
+    cur_id = id;
+    cur_rec = xml;
+
+    var nodes = document.getElementsByName('listrecord');
+    var i;
+    for (i = 0; i < nodes.length; i++)
+    {
+	var dets = nodes[i].getElementsByTagName('div');
+	if (dets[0])
+	    dets[0].style.display = 'none';
+    }
+
+    var body = document.getElementById('rec_' + id);
+    if (!body)
+	return;
+    paint_details(body, xml);
+}
+
+function hyperlink_search(obj)
+{
+    var field = obj.getAttribute('searchfield');
+    var term = obj.getAttribute('term');
+    var queryfield  = document.getElementById('query');
+    queryfield.value = field + '=' + term;
+    start_search();
+}
+
+function fetch_details(id)
+{
+    cur_id = -1;
+    if (id == cur_id)
+    {
+	cur_id = -1;
+	return;
+    }
+    if (!session)
+	return;
+    var url = "search.pz2?session=" + session +
+        "&command=record" +
+	"&id=" + id;
+    SendXmlHttpObject(xfetchDetails = GetXmlHttpObject(), url, show_details);
+}
+
 function show_records()
 {
     if (xshow.readyState != 4)
@@ -260,26 +458,50 @@ function show_records()
             var title = '';
 	    var an = hits[i].getElementsByTagName("md-author");
 	    var author = '';
+	    var cn = hits[i].getElementsByTagName("count");
+	    var count = 1;
+	    var idn = hits[i].getElementsByTagName("recid");
 
 	    if (tn[0]) {
                 title = tn[0].childNodes[0].nodeValue;
             } else {
                 title = 'N/A';
             }
-	    if (an[0])
+	    if (an[0] && an[0].childNodes[0])
 		    author = an[0].childNodes[0].nodeValue;
+	    if (cn[0])
+		count = Number(cn[0].childNodes[0].nodeValue);
+	    var id = idn[0].childNodes[0].nodeValue;
             
 	    var record_div = document.createElement('div');
 	    record_div.className = 'record';
+	    record_div.setAttribute('name', 'listrecord');
 
             var record_cell = create_element('a', title);
-            record_cell.setAttribute('href', '#');
+            record_cell.setAttribute('href', '#' + id);
+	    record_cell.setAttribute('onclick', 'fetch_details(' + id + '); return false');
             record_div.appendChild(record_cell);
 	    if (author)
 	    {
 		record_div.appendChild(document.createTextNode(', by '));
-		record_div.appendChild(document.createTextNode(author));
+		var al = create_element('a', author);
+		al.setAttribute('href', '#');
+		al.setAttribute('term', author);
+		al.setAttribute('searchfield', 'au');
+		al.onclick = function() { hyperlink_search(this); return false; };
+		record_div.appendChild(al);
 	    }
+	    if (count > 1)
+		record_div.appendChild(document.createTextNode(
+			' (' + count + ')'));
+	    var det_div = document.createElement('div');
+	    if (id == cur_id)
+		paint_details(det_div, cur_rec);
+	    else
+		det_div.style.display = 'none';
+	    det_div.setAttribute('id', 'rec_' + id);
+	    det_div.setAttribute('name', 'details');
+	    record_div.appendChild(det_div);
 	    record_container.appendChild(record_div);
 	}
 
@@ -321,73 +543,81 @@ function refine_query (obj) {
     term = term.replace(/[\(\)]/g, '');
     
     if (cur_termlist == 'subject')
-	query_cell.value += ' and su=(' + term + ')';
+	query_cell.value += ' and su=' + term;
     else if (cur_termlist == 'author')
-	query_cell.value += ' and au=(' + term + ')';
+	query_cell.value += ' and au=' + term;
+    else if (cur_termlist == 'date')
+	query_cell.value += ' and date=' + term;
 
     start_search();
 }
 
+function clear_termlists()
+{
+    var i;
+    for (i = 0; i < facet_list.length; i++)
+	clear_cell(facet_list[i][1]);
+}
 
-
-function show_termlist()
+function show_termlists()
 {
     if (xtermlist.readyState != 4)
 	return;
 
     var i;
     var xml = xtermlist.responseXML;
-    var body = facet_list[cur_facet][1];
-    var facet_name = facet_list[cur_facet][0];
-    var hits = xml.getElementsByTagName("term");
     var clients =
 	Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue);
+    var lists = xml.getElementsByTagName("list");
 
-    cur_facet++;
-
-    if (cur_facet >= facet_list.length)
-        cur_facet = 0;
-
-    if (!hits[0])
-    {
-	termtimer = setTimeout(check_termlist, 500);
-    }
-    else
+    for (i = 0; i < lists.length; i++)
     {
+	var listname = lists[i].getAttribute('name');
+	var body = document.getElementById('facet_' + listname + '_terms');
+	if (body.style.display == 'none')
+	    continue;
 	clear_cell(body);
-	
-        for (i = 0; i < hits.length; i++)
+	var terms = lists[i].getElementsByTagName('term');
+	var t;
+        for (t = 0; t < terms.length; t++)
 	{
-	    var namen = hits[i].getElementsByTagName("name");
+	    var namen = terms[t].getElementsByTagName("name");
+	    var freqn = terms[t].getElementsByTagName("frequency");
 	    if (namen[0])
                 var term = namen[0].childNodes[0].nodeValue;
-                var refine_cell = create_element('a', term);
+		var freq = freqn[0].childNodes[0].nodeValue;
+                var refine_cell = create_element('a', term + ' (' + freq + ')');
                 refine_cell.setAttribute('href', '#');
                 refine_cell.setAttribute('term', term);
-                refine_cell.setAttribute('facet', facet_name);
+                refine_cell.setAttribute('facet', listname);
                 refine_cell.onclick = function () {
                     refine_query(this);
                     return false;
                 };
                 body.appendChild(refine_cell);
 	}
-
-	if (clients > 0)
-	    termtimer = setTimeout(check_termlist, 1000);
     }
+    if (clients > 0)
+	termtimer = setTimeout(check_termlist, 1000);
 }
 
 function check_termlist()
 {
-    var facet_name = facet_list[cur_facet][0];
+    var facet_names = '';
+    var i;
+    for (i = 0; i < facet_list.length; i++)
+	if (facet_list[i][1].style.display != 'none')
+	{
+	    if (facet_names)
+		facet_names += ',';
+	    facet_names += facet_list[i][0];
+	}
     var url = "search.pz2?" +
         "command=termlist" +
 	"&session=" + session +
-	"&name=" + facet_name;
-    xtermlist = GetXmlHttpObject();
-    xtermlist.onreadystatechange=show_termlist;
-    xtermlist.open("GET", url);
-    xtermlist.send(null);
+	"&name=" + facet_names +
+	"&num=12";
+    SendXmlHttpObject(xtermlist = GetXmlHttpObject(), url, show_termlists);
 }
 
 function show_stat()
@@ -461,6 +691,8 @@ function start_search()
     stattimer = 0;
     clearTimeout(showtimer);
     showtimer = 0;
+    cur_id = -1;
+    clear_termlists();
     var query = escape(document.getElementById('query').value);
     var url = "search.pz2?" +
         "command=search" +
@@ -586,6 +818,7 @@ function toggle_facet (obj) {
     if (obj.className == 'selected') {
         obj.className = 'unselected';
         container.style.display = 'inline';
+	check_termlist();
     } else {
         obj.className = 'selected';
         container.style.display = 'none';