1 /* A very simple client that shows a basic usage of the pz2.js
2 ** $Id: example_client.js,v 1.5 2007-07-24 08:15:12 jakub Exp $
5 // create a parameters array and pass it to the pz2's constructor
6 // then register the form submit event with the pz2.search function
7 // autoInit is set to true on default
9 my_paz = new pz2( { "onshow": my_onshow,
10 "showtime": 500, //each timer (show, stat, term, bytarget) can be specified this way
11 "pazpar2path": "/pazpar2/search.pz2",
14 "termlist": "subject,author",
15 "onbytarget": my_onbytarget,
17 "onrecord": my_onrecord } );
23 var curDetRecData = null;
25 // wait until the DOM is ready
28 document.search.onsubmit = onFormSubmitEventHandler;
33 // when search button pressed
34 function onFormSubmitEventHandler()
39 my_paz.search(document.search.query.value, recPerPage, 'relevance');
44 // pz2.js event handlers:
47 function my_onshow(data) {
48 totalRec = data.merged;
50 var body = document.getElementById("body");
53 body.innerHTML +='<hr/><div style="float: right">Displaying: '
54 + data.start + ' to ' + (data.start + data.num) +
55 ' of ' + data.merged + ' (total not merged hits: '
56 + data.total + ')</div>';
58 body.innerHTML += '<div style="float: clear"><span class="jslink" id="prev" onclick="pagerPrev();">'
59 +'<< Prev</span> <b>|</b> '
60 +'<span class="jslink" id="next" onclick="pagerNext()">'
61 +'Next >></span></div><hr/>';
63 for (var i = 0; i < data.hits.length; i++) {
64 var hit = data.hits[i];
65 var html = '<div class="record" id="rec_' + hit.recid + '" onclick="showDetails(this.id)">'
66 +'<span>' + (i + 1 + recPerPage * ( curPage - 1)) + '. </span>'
67 +'<span class="jslink"><b>' + hit["md-title"] +
69 if (hit["md-title-remainder"] !== undefined) {
70 html += '<span>' + hit["md-title-remainder"] + '</span>';
72 if (hit["md-title-responsibility"] !== undefined) {
73 html += '<span><i>' + hit["md-title-responsibility"] + '</i></span>';
76 body.innerHTML += html;
77 if ( hit.recid == curDetRecId ) {
84 function my_onstat(data) {
85 var stat = document.getElementById("stat");
86 stat.innerHTML = '<span>Active clients: '+ data.activeclients
87 + '/' + data.clients + ' | </span>'
88 + '<span>Retrieved records: ' + data.records
89 + '/' + data.hits + '</span>';
92 function my_onterm(data) {
93 var termlist = document.getElementById("termlist");
94 termlist.innerHTML = "<hr/><b>TERMLISTS:</b><hr/>";
95 termlist.innerHTML += '<div class="termtitle">.::Subjects</div>';
96 for (var i = 0; i < data.subject.length; i++ ) {
97 termlist.innerHTML += '<span class="jslink" onclick="limitQuery(\'su\', this.firstChild.nodeValue)">'
98 + data.subject[i].name
100 + data.subject[i].freq
103 termlist.innerHTML += "<hr/>";
104 termlist.innerHTML += '<div class="termtitle">.::Authors</div>';
105 for (var i = 0; i < data.author.length; i++ ) {
106 termlist.innerHTML += '<span class="jslink" onclick="limitQuery(\'au\', this.firstChild.nodeValue)">'
107 + data.author[i].name
109 + data.author[i].freq
115 function my_onrecord(data) {
116 // in case on_show was faster to redraw element
117 var detRecordDiv = document.getElementById('det_'+data.recid);
121 curDetRecData = data;
125 function my_onbytarget(data) {
126 var targetDiv = document.getElementById("bytarget");
127 var table = '<thead><tr><td>Target ID</td><td>Hits</td><td>Diags</td>'
128 +'<td>Records</td><td>State</td></tr></thead><tbody>';
130 for (var i = 0; i < data.length; i++ ) {
131 table += "<tr><td>" + data[i].id +
132 "</td><td>" + data[i].hits +
133 "</td><td>" + data[i].diagnostic +
134 "</td><td>" + data[i].records +
135 "</td><td>" + data[i].state + "</td></tr>";
139 targetDiv.innerHTML = table;
143 // detailed record drawing
144 function showDetails ( prefixRecId ) {
145 var recId = prefixRecId.replace('rec_', '');
147 // remove current detailed view if any
148 var detRecordDiv = document.getElementById('det_'+curDetRecId);
151 detRecordDiv.parentNode.removeChild(detRecordDiv);
153 // if the same clicked do not redraw
154 if ( recId == curDetRecId ) {
161 // request the record
162 my_paz.record(recId);
165 function drawCurDetails ()
167 var data = curDetRecData;
168 var recordDiv = document.getElementById('rec_'+data.recid);
169 recordDiv.innerHTML += '<div class="details" id="det_'+data.recid+
170 '"><table><tr><td><b>Ttle</b></td><td><b>:</b> '+data["md-title"] +
171 "</td></tr><tr><td><b>Date</b></td><td><b>:</b> " + data["md-date"] +
172 "</td></tr><tr><td><b>Author</b></td><td><b>:</b> " + data["md-author"] +
173 '</td></tr><tr><td><b>URL</b></td><td><b>:</b> <a href="' + data["md-electronic-url"] + '">' + data["md-electronic-url"] + '</a>' +
174 "</td></tr><tr><td><b>Subject</b></td><td><b>:</b> " + data["md-subject"] +
175 "</td></tr><tr><td><b>Location</b></td><td><b>:</b> " + data["location"][0].name +
176 "</td></tr></table></div>";
179 // limit the query after clicking the facet
180 function limitQuery (field, value)
182 document.search.query.value += ' and ' + field + '="' + value + '"';
183 onFormSubmitEventHandler();
186 // simple paging functions
188 function pagerNext() {
189 if ( totalRec - recPerPage*curPage > 0) {
195 function pagerPrev() {
196 if ( my_paz.showPrev() != false )
200 // swithing view between targets and records
202 function switchView(view) {
204 var targets = document.getElementById('targetview');
205 var records = document.getElementById('recordview');
209 targets.style.display = "block";
210 records.style.display = "none";
213 targets.style.display = "none";
214 records.style.display = "block";
217 alert('Unknown view.');