X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=www%2Fdemo%2Fsearch.js;h=c60dcc49d3793b37e5ba227224c1f53de5893875;hb=7683bb80f12e71d09988701b790b8bca5db9ee17;hp=81be27de1f2bac982980f53798500f41d4c3b291;hpb=9028635288ffc5ba9706923bc79ac3bddfdf5e68;p=pazpar2-moved-to-github.git

diff --git a/www/demo/search.js b/www/demo/search.js
index 81be27d..c60dcc4 100644
--- a/www/demo/search.js
+++ b/www/demo/search.js
@@ -1,4 +1,4 @@
-/* $Id: search.js,v 1.14 2007-01-10 12:15:46 sondberg Exp $
+/* $Id: search.js,v 1.30 2007-01-16 19:21:05 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;
@@ -20,19 +21,23 @@ var stattimer;
 var session_cells = Array('query', 'startrec', 'action_type');
 var old_session = session_read();
 var url_surveillence;
-var recstoshow = 15;
+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 ()
 {
     facet_list = get_available_facets();
     start_session();
     session_check();
+    set_sort();
 }
 
-
 function GetXmlHttpObject()
 { 
     var objXMLHttp=null
@@ -60,7 +65,7 @@ function session_started()
 	return;
     var xml = xinitSession.responseXML;
     var sesid = xml.getElementsByTagName("session")[0].childNodes[0].nodeValue;
-    document.getElementById("status").innerHTML = "Live";
+    assign_text(document.getElementById("status"), 'Live');
     session = sesid;
     setTimeout(ping_session, 50000);
 }
@@ -90,55 +95,10 @@ 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);
 }
 
-function targets_loaded()
-{
-    if (xloadTargets.readyState != 4)
-	return;
-    var xml = xloadTargets.responseXML;
-    var error = xml.getElementsByTagName("error");
-    if (error[0])
-    {
-	var msg = error[0].childNodes[0].nodeValue;
-	alert(msg);
-	return;
-    }
-    document.getElementById("targetstatus").innerHTML = "Targets loaded";
-}
-
-function load_targets()
-{
-    var fn = document.getElementById("targetfilename").value;
-    clearTimeout(termtimer);
-    clearTimeout(searchtimer);
-    clearTimeout(stattimer);
-    clearTimeout(showtimer);
-    document.getElementById("stat").innerHTML = "";
-    if (!fn)
-    {
-	alert("Please enter a target definition file name");
-	return;
-    }
-    var url="search.pz2?" +
-    	"command=load" +
-	"&session=" + session +
-	"&name=" + fn;
-    document.getElementById("targetstatus").innerHTML = "Loading targets...";
-    xloadTargets = GetXmlHttpObject();
-    xloadTargets.onreadystatechange=targets_loaded;
-    xloadTargets.open("GET", url);
-    xloadTargets.send(null);
-}
-
-
 function update_action (new_action) {
     document.search.action_type.value = new_action;
 }
@@ -162,14 +122,17 @@ function make_pager (hits, offset, max) {
         
         var p = off / max + 1;
         var page_elem = create_element('a', p);
-        var newline_node = document.createTextNode('\n');
+        var newline_node = document.createTextNode(' ');
 
         if ((offset >= off) && (offset < (off + max))) {
             page_elem.className = 'select';
         }
 
-        page_elem.setAttribute('href', '#');
-        page_elem.setAttribute('onclick', 'update_offset(' + off + ')');
+        page_elem.setAttribute('off', off);
+        page_elem.style.cursor = 'pointer';
+        page_elem.onclick = function () {
+            update_offset(this.getAttribute('off'));
+        };
 
         div_elem.appendChild(page_elem);
         div_elem.appendChild(newline_node);
@@ -180,6 +143,7 @@ function make_pager (hits, offset, max) {
 
 
 function update_offset (offset) {
+    clearTimeout(searchtimer);
     document.search.startrec.value = offset;
     update_action('page');
     check_search();
@@ -197,6 +161,191 @@ function create_element (name, cdata) {
 }
 
 
+function clear_cell (cell) {
+    while (cell.hasChildNodes())
+        cell.removeChild(cell.firstChild);
+}
+
+
+function append_text(cell, text) {
+    text_node = document.createTextNode(text);
+    cell.appendChild(text_node);
+}
+
+
+function assign_text (cell, text) {
+    clear_cell(cell);
+    append_text(cell, text);
+}
+
+function set_sort_opt(n, opt, str)
+{
+    var txt = document.createTextNode(str);
+    if (opt == cur_sort)
+	n.appendChild(txt);
+    else
+    {
+	var a = document.createElement('a');
+	a.appendChild(txt);
+	a.setAttribute('href', "");
+	a.setAttribute('onclick', "set_sort('" + opt + "'); return false");
+	n.appendChild(a);
+    }
+}
+
+function set_sort(sort)
+{
+    if (sort && sort != cur_sort)
+    {
+	cur_sort = sort;
+	if (searched)
+	    check_search();
+    }
+
+    var t = document.getElementById("sortselect");
+    clear_cell(t);
+    t.appendChild(document.createTextNode("Sort results by: "));
+    set_sort_opt(t, 'relevance', 'Relevance');
+    t.appendChild(document.createTextNode(" or "));
+    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
+	return name;
+}
+
+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', 70);
+    tln.appendChild(ln);
+    var tr = document.createElement('tr');
+    tr.appendChild(tln);
+    tr.appendChild(dn);
+    return tr;
+}
+
+function paint_details(body, xml)
+{
+    clear_cell(body);
+    //body.appendChild(document.createElement('br'));
+    var nodes = xml.childNodes[0].childNodes;
+    var i;
+    var table = document.createElement('table');
+    table.setAttribute('cellpadding', 2);
+    var dn = 0;
+    var lastname = '';
+    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)
+	{
+	    if (dn)
+	    {
+		var tr = paint_details_tr(lastname, dn);
+		table.appendChild(tr);
+	    }
+	    dn = document.createElement('td');
+	    lastname = name;
+	}
+
+	if (!nodes[i].childNodes[0])
+		continue;
+	var value = nodes[i].childNodes[0].nodeValue;
+	if (dn.childNodes[0])
+	    value = '; ' + value;
+	var nv = document.createTextNode(value);
+	dn.appendChild(nv);
+    }
+    if (dn)
+    {
+	var tr = paint_details_tr(lastname, dn);
+	table.appendChild(tr);
+    }
+    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;
+    }
+
+    // This is some ugly display code. Replace with your own ting o'beauty
+
+    var idn = xml.getElementsByTagName('recid');
+    if (!idn[0])
+	return;
+    var id = idn[0].childNodes[0].nodeValue;
+    cur_id = id;
+    cur_rec = xml;
+
+    var body = document.getElementById('rec_' + id);
+    if (!body)
+	return;
+    paint_details(body, xml);
+}
+
+function hyperlink_search(field, obj)
+{
+    var term = obj.getAttribute('term');
+    var queryfield  = document.getElementById('query');
+    queryfield.value = field + '=' + term;
+    start_search();
+}
+
+function fetch_details(id)
+{
+    cur_id = -1;
+    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';
+    }
+    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)
@@ -205,17 +354,16 @@ function show_records()
     var xml = xshow.responseXML;
     var body = document.getElementById("body");
     var hits = xml.getElementsByTagName("hit");
-    
-    body.innerHTML = '';
+
+    clear_cell(body);
 
     if (!hits[0]) // We should never get here with blocking operations
     {
-	body.innerHTML = "No records yet";
+	assign_text(body, 'No records yet');
 	searchtimer = setTimeout(check_search, 250);
     }
     else
     {
-
 	var total = Number(xml.getElementsByTagName('total')[0].childNodes[0].nodeValue);
 	var merged = Number(xml.getElementsByTagName('merged')[0].childNodes[0].nodeValue);
 	var start = Number(xml.getElementsByTagName('start')[0].childNodes[0].nodeValue);
@@ -229,6 +377,7 @@ function show_records()
                                              ' to ' + (start + num) + ' of ' +
                                              merged + ' (total hits: ' +
                                              total + ')');
+	searched = 1;
         interval.className = 'results';
         record_container.className = 'records';
 
@@ -240,19 +389,54 @@ function show_records()
 
 	for (i = 0; i < hits.length; i++)
 	{
-	    var mk = hits[i].getElementsByTagName("md-title");
-            var field = '';
-
-	    if (mk[0]) {
-                field = mk[0].childNodes[0].nodeValue;
+	    var tn = hits[i].getElementsByTagName("md-title");
+            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 {
-                field = 'N/A';
+                title = 'N/A';
             }
+	    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_cell = create_element('a', field);
+	    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.className = 'record';
-            record_container.appendChild(record_cell);
+	    record_cell.setAttribute('onclick', 'fetch_details(' + id + '); return false');
+            record_div.appendChild(record_cell);
+	    if (author)
+	    {
+		record_div.appendChild(document.createTextNode(', by '));
+		var al = create_element('a', author);
+		al.setAttribute('href', '#');
+		al.setAttribute('term', author);
+		al.onclick = function() { hyperlink_search('au', 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);
 	}
 
 	shown++;
@@ -276,6 +460,7 @@ function check_search()
 	"&start=" + document.search.startrec.value +
 	"&num=" + recstoshow +
 	"&session=" + session +
+	"&sort=" + cur_sort +
 	"&block=1";
     xshow = GetXmlHttpObject();
     xshow.onreadystatechange=show_records;
@@ -285,14 +470,17 @@ function check_search()
 
 
 function refine_query (obj) {
+    var term = obj.getAttribute('term');
+    var cur_termlist = obj.getAttribute('facet');
     var query_cell = document.getElementById('query');
-    var term = obj.innerHTML;
     
     term = term.replace(/[\(\)]/g, '');
+    
     if (cur_termlist == 'subject')
 	query_cell.value += ' and su=(' + term + ')';
     else if (cur_termlist == 'author')
 	query_cell.value += ' and au=(' + term + ')';
+
     start_search();
 }
 
@@ -306,6 +494,7 @@ function show_termlist()
     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);
@@ -321,16 +510,23 @@ function show_termlist()
     }
     else
     {
-	body.innerHTML = '';
+	clear_cell(body);
 	
         for (i = 0; i < hits.length; i++)
 	{
 	    var namen = hits[i].getElementsByTagName("name");
+	    var freqn = hits[i].getElementsByTagName("frequency");
 	    if (namen[0])
-                var refine_cell = create_element('a',
-                                    namen[0].childNodes[0].nodeValue);
+                var term = namen[0].childNodes[0].nodeValue;
+		var freq = freqn[0].childNodes[0].nodeValue;
+                var refine_cell = create_element('a', term + ' (' + freq + ')');
                 refine_cell.setAttribute('href', '#');
-                refine_cell.setAttribute('onclick', 'refine_query(this)');
+                refine_cell.setAttribute('term', term);
+                refine_cell.setAttribute('facet', facet_name);
+                refine_cell.onclick = function () {
+                    refine_query(this);
+                    return false;
+                };
                 body.appendChild(refine_cell);
 	}
 
@@ -368,7 +564,7 @@ function show_stat()
     }
     else
     {
-	body.innerHTML = "(";
+	assign_text(body, '(');
 	for (i = 0; i < nodes.length; i++)
 	{
 	    if (nodes[i].nodeType != 1)
@@ -377,9 +573,10 @@ function show_stat()
 	    if (value == 0)
 		continue;
 	    var name = nodes[i].nodeName;
-	    body.innerHTML += ' ' + name + '=' + value;
+	    append_text(body, ' ' + name + '=' + value);
 	}
-	body.innerHTML += ')';
+
+        append_text(body, ')');
 	if (clients > 0)
 	    stattimer = setTimeout(check_stat, 2000);
     }
@@ -422,11 +619,7 @@ function start_search()
     stattimer = 0;
     clearTimeout(showtimer);
     showtimer = 0;
-    if (!targets_loaded)
-    {
-	alert("Please load targets first");
-	return;
-    }
+    cur_id = -1;
     var query = escape(document.getElementById('query').value);
     var url = "search.pz2?" +
         "command=search" +
@@ -436,13 +629,12 @@ function start_search()
     xsearch.onreadystatechange=search_started;
     xsearch.open("GET", url);
     xsearch.send(null);
-    document.getElementById("body").innerHTML = '';
+    clear_cell(document.getElementById("body"));
     update_history();
     shown = 0;
     document.search.startrec.value = 0;
 }
 
-
 function session_encode ()
 {
     var i;