1 /* $Id: search.js,v 1.4 2007-01-04 02:53:37 quinn Exp $
2 * ---------------------------------------------------
14 var targetsloaded = false;
20 var session_cells = Array('query', 'startrec', 'action_type');
21 var old_session = session_read();
25 function initialize ()
32 function GetXmlHttpObject()
35 if (window.XMLHttpRequest)
37 objXMLHttp=new XMLHttpRequest()
39 else if (window.ActiveXObject)
41 objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
46 function session_started()
48 if (xinitSession.readyState != 4)
50 var xml = xinitSession.responseXML;
51 var sesid = xml.getElementsByTagName("session")[0].childNodes[0].nodeValue;
52 document.getElementById("status").innerHTML = "Live";
56 function start_session()
58 xinitSession = GetXmlHttpObject();
59 var url="search.pz2?";
60 url += "command=init";
61 xinitSession.onreadystatechange=session_started;
62 xinitSession.open("GET", url);
63 xinitSession.send(null);
65 //url_surveillence = setInterval(session_check, 200);
68 function targets_loaded()
70 if (xloadTargets.readyState != 4)
72 var xml = xloadTargets.responseXML;
73 var error = xml.getElementsByTagName("error");
76 var msg = error[0].childNodes[0].nodeValue;
80 document.getElementById("targetstatus").innerHTML = "Targets loaded";
83 function load_targets()
85 var fn = document.getElementById("targetfilename").value;
86 clearTimeout(termtimer);
87 clearTimeout(searchtimer);
88 clearTimeout(stattimer);
89 clearTimeout(showtimer);
90 document.getElementById("stat").innerHTML = "";
93 alert("Please enter a target definition file name");
96 var url="search.pz2?" +
98 "&session=" + session +
100 document.getElementById("targetstatus").innerHTML = "Loading targets...";
101 xloadTargets = GetXmlHttpObject();
102 xloadTargets.onreadystatechange=targets_loaded;
103 xloadTargets.open("GET", url);
104 xloadTargets.send(null);
108 function update_action (new_action) {
109 document.search.action_type.value = new_action;
113 function show_records()
115 if (xshow.readyState != 4)
118 var xml = xshow.responseXML;
119 var body = document.getElementById("body");
120 var hits = xml.getElementsByTagName("hit");
121 if (!hits[0]) // We should never get here with blocking operations
123 body.innerHTML = "No records yet";
124 searchtimer = setTimeout(check_search, 250);
129 var total = Number(xml.getElementsByTagName('total')[0].childNodes[0].nodeValue);
130 var merged = Number(xml.getElementsByTagName('merged')[0].childNodes[0].nodeValue);
131 var start = Number(xml.getElementsByTagName('start')[0].childNodes[0].nodeValue);
132 var num = Number(xml.getElementsByTagName('num')[0].childNodes[0].nodeValue);
133 var clients = Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue);
134 body.innerHTML = '<b>Records : ';
135 body.innerHTML += (start + 1) + ' to ' + (start + num) +
136 ' of ' + merged + ' (total hits: ' + total + ')</b>';
138 if (start + num < merged)
139 body.innerHTML += ' <a href="" ' +
140 'onclick="document.search.startrec.value=' + (start + 20) +
141 ";update_action('page')" +
142 ';check_search(); update_history(); return false;">Next</a>';
145 body.innerHTML += ' <a href="" ' +
146 'onclick="document.search.startrec.value=' + (start - 20) +
147 ";update_action('page')" +
148 ';check_search(); update_history();return false;">Previous</a>';
150 body.innerHTML += '<br/>';
151 for (i = 0; i < hits.length; i++)
153 body.innerHTML += '<p>';
154 body.innerHTML += (i + start + 1) + ': ';
155 var mk = hits[i].getElementsByTagName("title");
157 body.innerHTML += mk[0].childNodes[0].nodeValue;
158 body.innerHTML += '</p>';
164 searchtimer = setTimeout(check_search, 1000);
166 searchtimer = setTimeout(check_search, 2000);
170 termtimer = setTimeout(check_termlist, 1000);
173 function check_search()
175 clearTimeout(searchtimer);
176 var url = "search.pz2?" +
178 "&start=" + document.search.startrec.value +
180 "&session=" + session +
182 xshow = GetXmlHttpObject();
183 xshow.onreadystatechange=show_records;
184 xshow.open("GET", url);
189 function refine_query (obj) {
190 var query_cell = document.getElementById('query');
191 var subject = obj.innerHTML;
193 subject = subject.replace(/[\(\)]/g, '');
194 query_cell.value += ' and su=(' + subject + ')';
198 function show_termlist()
200 if (xtermlist.readyState != 4)
204 var xml = xtermlist.responseXML;
205 var body = document.getElementById("termlist");
206 var hits = xml.getElementsByTagName("term");
208 Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue);
211 termtimer = setTimeout(check_termlist, 1000);
216 body.innerHTML = "<b>Limit results:</b><br>";
217 for (i = 0; i < hits.length; i++)
219 var namen = hits[i].getElementsByTagName("name");
221 body.innerHTML += '<a href="#" onclick="refine_query(this)">' +
222 namen[0].childNodes[0].nodeValue +
224 body.innerHTML += '<br>';
227 termtimer = setTimeout(check_termlist, 2000);
232 function check_termlist()
234 var url = "search.pz2?" +
236 "&session=" + session;
237 xtermlist = GetXmlHttpObject();
238 xtermlist.onreadystatechange=show_termlist;
239 xtermlist.open("GET", url);
240 xtermlist.send(null);
245 if (xstat.readyState != 4)
248 var xml = xstat.responseXML;
249 var body = document.getElementById("stat");
250 var nodes = xml.childNodes[0].childNodes;
252 Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue);
255 stattimer = setTimeout(check_stat, 500);
259 body.innerHTML = "(";
260 for (i = 0; i < nodes.length; i++)
262 if (nodes[i].nodeType != 1)
264 var value = nodes[i].childNodes[0].nodeValue;
267 var name = nodes[i].nodeName;
268 body.innerHTML += ' ' + name + '=' + value;
270 body.innerHTML += ')';
272 stattimer = setTimeout(check_stat, 2000);
276 function check_stat()
278 var url = "search.pz2?" +
280 "&session=" + session;
281 xstat = GetXmlHttpObject();
282 xstat.onreadystatechange=show_stat;
283 xstat.open("GET", url);
287 function search_started()
289 if (xsearch.readyState != 4)
291 var xml = xsearch.responseXML;
292 var error = xml.getElementsByTagName("error");
295 var msg = error[0].childNodes[0].nodeValue;
300 stattimer = setTimeout(check_stat, 1000);
303 function start_search()
305 clearTimeout(termtimer);
307 clearTimeout(searchtimer);
309 clearTimeout(stattimer);
311 clearTimeout(showtimer);
315 alert("Please load targets first");
318 var query = escape(document.getElementById('query').value);
319 var url = "search.pz2?" +
321 "&session=" + session +
323 xsearch = GetXmlHttpObject();
324 xsearch.onreadystatechange=search_started;
325 xsearch.open("GET", url);
327 document.getElementById("termlist").innerHTML = '';
328 document.getElementById("body").innerHTML = '';
331 document.search.startrec.value = 0;
335 function session_encode ()
340 for (i = 0; i < session_cells.length; i++)
342 var name = session_cells[i];
343 var value = escape(document.getElementById(name).value);
344 session += '&' + name + '=' + value;
351 function session_restore (session)
353 var fields = session.split(/&/);
356 for (i = 1; i < fields.length; i++)
358 var pair = fields[i].split(/=/);
359 var key = pair.shift();
360 var value = pair.join('=');
361 var cell = document.getElementById(key);
369 function session_read ()
371 var ses = window.location.hash.replace(/^#/, '');
376 function session_store (new_value)
378 window.location.hash = '#' + new_value;
382 function update_history ()
384 var session = session_encode();
385 session_store(session);
386 old_session = session;
390 function session_check ()
392 var session = session_read();
393 var action = document.search.action_type.value;
395 clearInterval(url_surveillence);
397 if ( session != unescape(old_session) )
399 session_restore(session);
401 if (action == 'search') {
403 } else if (action == 'page') {
406 alert('Unregocnized action_type: ' + action);
411 url_surveillence = setInterval(session_check, 200);