1 /* $Id: search.js,v 1.2 2006-12-29 10:29:46 sondberg Exp $
2 * ---------------------------------------------------
14 var targetsloaded = false;
21 var session_cells = Array('query');
22 var old_session = session_read();
26 function initialize ()
33 function GetXmlHttpObject()
36 if (window.XMLHttpRequest)
38 objXMLHttp=new XMLHttpRequest()
40 else if (window.ActiveXObject)
42 objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
47 function session_started()
49 if (xinitSession.readyState != 4)
51 var xml = xinitSession.responseXML;
52 var sesid = xml.getElementsByTagName("session")[0].childNodes[0].nodeValue;
53 document.getElementById("status").innerHTML = "Live";
57 function start_session()
59 xinitSession = GetXmlHttpObject();
60 var url="search.pz2?";
61 url += "command=init";
62 xinitSession.onreadystatechange=session_started;
63 xinitSession.open("GET", url);
64 xinitSession.send(null);
66 //url_surveillence = setInterval(session_check, 200);
69 function targets_loaded()
71 if (xloadTargets.readyState != 4)
73 var xml = xloadTargets.responseXML;
74 var error = xml.getElementsByTagName("error");
77 var msg = error[0].childNodes[0].nodeValue;
81 document.getElementById("targetstatus").innerHTML = "Targets loaded";
84 function load_targets()
86 var fn = document.getElementById("targetfilename").value;
87 clearTimeout(termtimer);
88 clearTimeout(searchtimer);
89 clearTimeout(stattimer);
90 clearTimeout(showtimer);
91 document.getElementById("stat").innerHTML = "";
94 alert("Please enter a target definition file name");
97 var url="search.pz2?" +
99 "&session=" + session +
101 document.getElementById("targetstatus").innerHTML = "Loading targets...";
102 xloadTargets = GetXmlHttpObject();
103 xloadTargets.onreadystatechange=targets_loaded;
104 xloadTargets.open("GET", url);
105 xloadTargets.send(null);
108 function show_records()
110 if (xshow.readyState != 4)
113 var xml = xshow.responseXML;
114 var body = document.getElementById("body");
115 var hits = xml.getElementsByTagName("hit");
116 if (!hits[0]) // We should never get here with blocking operations
118 body.innerHTML = "No records yet";
119 searchtimer = setTimeout(check_search, 250);
124 var total = Number(xml.getElementsByTagName('total')[0].childNodes[0].nodeValue);
125 var merged = Number(xml.getElementsByTagName('merged')[0].childNodes[0].nodeValue);
126 var start = Number(xml.getElementsByTagName('start')[0].childNodes[0].nodeValue);
127 var num = Number(xml.getElementsByTagName('num')[0].childNodes[0].nodeValue);
128 body.innerHTML = '<b>Records : ';
129 body.innerHTML += (start + 1) + ' to ' + (start + num) +
130 ' of ' + merged + ' (total hits: ' + total + ')</b>';
132 if (start + num < merged)
133 body.innerHTML += ' <a href="" ' +
134 'onclick="startrec=' + (start + 20) +
135 ';check_search(); return false;">Next</a>';
138 body.innerHTML += ' <a href="" ' +
139 'onclick="startrec=' + (start - 20) +
140 ';check_search(); return false;">Previous</a>';
142 body.innerHTML += '<br/>';
143 for (i = 0; i < hits.length; i++)
145 body.innerHTML += '<p>';
146 body.innerHTML += (i + start + 1) + ': ';
147 var mk = hits[i].getElementsByTagName("title");
149 body.innerHTML += mk[0].childNodes[0].nodeValue;
150 body.innerHTML += '</p>';
154 searchtimer = setTimeout(check_search, 1000);
156 searchtimer = setTimeout(check_search, 2000);
159 termtimer = setTimeout(check_termlist, 1000);
162 function check_search()
164 clearTimeout(searchtimer);
165 var url = "search.pz2?" +
167 "&start=" + startrec +
169 "&session=" + session +
171 xshow = GetXmlHttpObject();
172 xshow.onreadystatechange=show_records;
173 xshow.open("GET", url);
178 function refine_query (obj) {
179 var query_cell = document.getElementById('query');
180 var subject = obj.innerHTML;
182 subject = subject.replace(/[\(\)]/g, '');
183 query_cell.value += ' and su=(' + subject + ')';
187 function show_termlist()
189 if (xtermlist.readyState != 4)
193 var xml = xtermlist.responseXML;
194 var body = document.getElementById("termlist");
195 var hits = xml.getElementsByTagName("term");
198 termtimer = setTimeout(check_termlist, 1000);
203 body.innerHTML = "<b>Limit results:</b><br>";
204 for (i = 0; i < hits.length; i++)
206 var namen = hits[i].getElementsByTagName("name");
208 body.innerHTML += '<a href="#" onclick="refine_query(this)">' +
209 namen[0].childNodes[0].nodeValue +
211 body.innerHTML += '<br>';
213 termtimer = setTimeout(check_termlist, 2000);
218 function check_termlist()
220 var url = "search.pz2?" +
222 "&session=" + session;
223 xtermlist = GetXmlHttpObject();
224 xtermlist.onreadystatechange=show_termlist;
225 xtermlist.open("GET", url);
226 xtermlist.send(null);
231 if (xstat.readyState != 4)
234 var xml = xstat.responseXML;
235 var body = document.getElementById("stat");
236 var nodes = xml.childNodes[0].childNodes;
239 stattimer = setTimeout(check_stat, 500);
243 body.innerHTML = "(";
244 for (i = 0; i < nodes.length; i++)
246 if (nodes[i].nodeType != 1)
248 var value = nodes[i].childNodes[0].nodeValue;
251 var name = nodes[i].nodeName;
252 body.innerHTML += ' ' + name + '=' + value;
254 body.innerHTML += ')';
255 stattimer = setTimeout(check_stat, 2000);
259 function check_stat()
261 var url = "search.pz2?" +
263 "&session=" + session;
264 xstat = GetXmlHttpObject();
265 xstat.onreadystatechange=show_stat;
266 xstat.open("GET", url);
270 function search_started()
272 if (xsearch.readyState != 4)
274 var xml = xsearch.responseXML;
275 var error = xml.getElementsByTagName("error");
278 var msg = error[0].childNodes[0].nodeValue;
283 stattimer = setTimeout(check_stat, 1000);
286 function start_search()
288 clearTimeout(termtimer);
290 clearTimeout(searchtimer);
292 clearTimeout(stattimer);
294 clearTimeout(showtimer);
298 alert("Please load targets first");
301 var query = escape(document.getElementById('query').value);
302 var url = "search.pz2?" +
304 "&session=" + session +
306 xsearch = GetXmlHttpObject();
307 xsearch.onreadystatechange=search_started;
308 xsearch.open("GET", url);
310 document.getElementById("termlist").innerHTML = '';
311 document.getElementById("body").innerHTML = '';
318 function session_encode ()
323 for (i = 0; i < session_cells.length; i++)
325 var name = session_cells[i];
326 var value = escape(document.getElementById(name).value);
327 session += '&' + name + '=' + value;
334 function session_restore (session)
336 var fields = session.split(/&/);
339 for (i = 1; i < fields.length; i++)
341 var pair = fields[i].split(/=/);
342 var key = pair.shift();
343 var value = pair.join('=');
344 var cell = document.getElementById(key);
352 function session_read ()
354 var ses = window.location.hash.replace(/^#/, '');
359 function session_store (new_value)
361 window.location.hash = '#' + new_value;
365 function update_history ()
367 var session = session_encode();
368 session_store(session);
369 old_session = session;
373 function session_check ()
375 var session = session_read();
377 clearInterval(url_surveillence);
379 if ( session != unescape(old_session) )
381 session_restore(session);
386 url_surveillence = setInterval(session_check, 200);