-/* $Id: search.js,v 1.7 2007-01-08 11:13:07 sondberg Exp $
+/* $Id: search.js,v 1.21 2007-01-11 13:31:31 sondberg Exp $
* ---------------------------------------------------
* Javascript container
*/
var old_session = session_read();
var url_surveillence;
var recstoshow = 15;
+var page_window = 5; // Number of pages prior to and after the current page
var facet_list;
var cur_facet = 0;
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);
}
xinitSession.onreadystatechange=session_started;
xinitSession.open("GET", url);
xinitSession.send(null);
-
- //url_surveillence = setInterval(session_check, 200);
}
function ping_session()
alert(msg);
return;
}
- document.getElementById("targetstatus").innerHTML = "Targets loaded";
+
+ assign_text(document.getElementById("targetstatus"), 'Targets loaded');
}
function load_targets()
clearTimeout(searchtimer);
clearTimeout(stattimer);
clearTimeout(showtimer);
- document.getElementById("stat").innerHTML = "";
+ clear_cell(document.getElementById("stat"));
if (!fn)
{
alert("Please enter a target definition file name");
"command=load" +
"&session=" + session +
"&name=" + fn;
- document.getElementById("targetstatus").innerHTML = "Loading targets...";
+ assign_text(document.getElementById("targetstatus"), 'Loading targets...');
xloadTargets = GetXmlHttpObject();
xloadTargets.onreadystatechange=targets_loaded;
xloadTargets.open("GET", url);
function make_pager (hits, offset, max) {
- return '<a href="#" class="select">1</a> <a href="#">Next</a>';
+ var html = '';
+ var off;
+ var start_offset = offset - page_window * max;
+ var div_elem = document.createElement('div');
+
+ div_elem.className = 'pages';
+
+ if (start_offset < 0) {
+ start_offset = 0;
+ }
+
+ for (off = start_offset;
+ off < hits && off < (start_offset + 2 * page_window * max);
+ off += max) {
+
+ var p = off / max + 1;
+ var page_elem = create_element('a', p);
+ var newline_node = document.createTextNode(' ');
+
+ if ((offset >= off) && (offset < (off + max))) {
+ page_elem.className = 'select';
+ }
+
+ 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);
+ }
+
+ return div_elem;
+}
+
+
+function update_offset (offset) {
+ clearTimeout(searchtimer);
+ document.search.startrec.value = offset;
+ update_action('page');
+ check_search();
+ update_history();
+ return false;
+}
+
+
+function create_element (name, cdata) {
+ var elem_node = document.createElement(name);
+ var text_node = document.createTextNode(cdata);
+ elem_node.appendChild(text_node);
+
+ return elem_node;
+}
+
+
+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);
}
var xml = xshow.responseXML;
var body = document.getElementById("body");
var hits = xml.getElementsByTagName("hit");
+
+ 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 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 = '<div class="pages">' +
- make_pager(merged, start, 20) +
- '</div>';
-
- body.innerHTML += '<div class="results">Records : ' + (start + 1) +
- ' to ' + (start + num) + ' of ' + merged +
- ' (total hits: ' + total + ')</div><br/><br/>';
-
-/*
- if (start + num < merged)
- body.innerHTML += ' <a href="" ' +
- 'onclick="document.search.startrec.value=' + (start + recstoshow) +
- ";update_action('page')" +
- ';check_search(); update_history(); return false;">Next</a>';
-
- if (start > 0)
- body.innerHTML += ' <a href="" ' +
- 'onclick="document.search.startrec.value=' + (start - recstoshow) +
- ";update_action('page')" +
- ';check_search(); update_history();return false;">Previous</a>';
-
- body.innerHTML += '<br/>';
-*/
- body.innerHTML += '<div class="records">';
+ var pager = make_pager(merged, start,recstoshow);
+ var break_node1 = document.createElement('br');
+ var break_node2 = document.createElement('br');
+ var record_container = document.createElement('div');
+ var interval = create_element('div', 'Records : ' + (start + 1) +
+ ' to ' + (start + num) + ' of ' +
+ merged + ' (total hits: ' +
+ total + ')');
+ interval.className = 'results';
+ record_container.className = 'records';
+
+ body.appendChild(pager);
+ body.appendChild(interval);
+ body.appendChild(break_node1);
+ body.appendChild(break_node2);
+ body.appendChild(record_container);
for (i = 0; i < hits.length; i++)
{
- var mk = hits[i].getElementsByTagName("title");
- var html = '<a href="#" class="record">';
+ var mk = hits[i].getElementsByTagName("md-title");
var field = '';
if (mk[0]) {
field = mk[0].childNodes[0].nodeValue;
+ } else {
+ field = 'N/A';
}
-
- html += field + '</a>';
- body.innerHTML += html;
+
+ var record_cell = create_element('a', field);
+ record_cell.setAttribute('href', '#');
+ record_cell.className = 'record';
+ record_container.appendChild(record_cell);
}
- body.innerHTML += '</div>';
shown++;
if (clients > 0)
{
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();
}
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);
}
else
{
- body.innerHTML = '';
+ clear_cell(body);
for (i = 0; i < hits.length; i++)
{
var namen = hits[i].getElementsByTagName("name");
if (namen[0])
- body.innerHTML += '<a href="#" onclick="refine_query(this)">' +
- namen[0].childNodes[0].nodeValue +
- '</a>';
+ var term = namen[0].childNodes[0].nodeValue;
+ var refine_cell = create_element('a', term);
+ refine_cell.setAttribute('href', '#');
+ refine_cell.setAttribute('term', term);
+ refine_cell.setAttribute('facet', facet_name);
+ refine_cell.onclick = function () {
+ refine_query(this);
+ return false;
+ };
+ body.appendChild(refine_cell);
}
if (clients > 0)
}
else
{
- body.innerHTML = "(";
+ assign_text(body, '(');
for (i = 0; i < nodes.length; i++)
{
if (nodes[i].nodeType != 1)
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);
}
xsearch.onreadystatechange=search_started;
xsearch.open("GET", url);
xsearch.send(null);
-// document.getElementById("termlist").innerHTML = '';
- document.getElementById("body").innerHTML = '';
+ clear_cell(document.getElementById("body"));
update_history();
shown = 0;
document.search.startrec.value = 0;