1 /* A very simple client that shows a basic usage of the pz2.js
2 ** $Id: example_client.js,v 1.1 2007-06-21 09:44:17 adam 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,
16 "onrecord": my_onrecord } );
22 var curDetRecData = null;
24 // wait until the DOM is ready
27 document.search.onsubmit = onFormSubmitEventHandler;
32 // when search button pressed
33 function onFormSubmitEventHandler()
38 my_paz.search(document.search.query.value, recPerPage, 'relevance');
43 // pz2.js event handlers:
46 function my_onshow(data) {
47 totalRec = data.merged;
49 var body = document.getElementById("body");
52 body.innerHTML +='<hr/><div style="float: right">Displaying: '
53 + data.start + ' to ' + (data.start + data.num) +
54 ' of ' + data.merged + ' (total not merged hits: '
55 + data.total + ')</div>';
57 body.innerHTML += '<div style="float: clear"><span class="jslink" id="prev" onclick="pagerPrev();">'
58 +'<< Prev</span> <b>|</b> '
59 +'<span class="jslink" id="next" onclick="pagerNext()">'
60 +'Next >></span></div><hr/>';
62 for (var i = 0; i < data.hits.length; i++) {
63 var hit = data.hits[i];
64 body.innerHTML += '<div class="record" id="rec_' + hit.recid + '" onclick="showDetails(this.id)">'
65 +'<span>' + (i + 1 + recPerPage * ( curPage - 1)) + '. </span>'
66 +'<span class="jslink"><b>' + hit["md-title"] +
67 ' </b></span> by <span><i>' + hit["md-author"] + '</i></span></div>';
69 if ( hit.recid == curDetRecId ) {
76 function my_onstat(data) {
77 var stat = document.getElementById("stat");
78 stat.innerHTML = '<span>Active clients: '+ data.activeclients
79 + '/' + data.clients + ' | </span>'
80 + '<span>Retrieved records: ' + data.records
81 + '/' + data.hits + '</span>';
84 function my_onterm(data) {
85 var termlist = document.getElementById("termlist");
86 termlist.innerHTML = "<hr/><b>TERMLISTS:</b><hr/>";
87 termlist.innerHTML += '<div class="termtitle">.::Subjects</div>';
88 for (var i = 0; i < data.subject.length; i++ ) {
89 termlist.innerHTML += '<span>'
90 + data.subject[i].name
92 + data.subject[i].freq
95 termlist.innerHTML += "<hr/>";
96 termlist.innerHTML += '<div class="termtitle">.::Authors</div>';
97 for (var i = 0; i < data.author.length; i++ ) {
98 termlist.innerHTML += '<span>'
101 + data.author[i].freq
107 function my_onrecord(data) {
108 // in case on_show was faster to redraw element
109 var detRecordDiv = document.getElementById('det_'+data.recid);
113 curDetRecData = data;
117 function my_onbytarget(data) {
118 var targetDiv = document.getElementById("bytarget");
119 var table = '<thead><tr><td>Target ID</td><td>Hits</td><td>Diags</td>'
120 +'<td>Records</td><td>State</td></tr></thead><tbody>';
122 for (var i = 0; i < data.length; i++ ) {
123 table += "<tr><td>" + data[i].id +
124 "</td><td>" + data[i].hits +
125 "</td><td>" + data[i].diagnostic +
126 "</td><td>" + data[i].records +
127 "</td><td>" + data[i].state + "</td></tr>";
131 targetDiv.innerHTML = table;
135 // detailed record drawing
136 function showDetails ( prefixRecId ) {
137 var recId = Number(prefixRecId.replace('rec_', ''));
139 // remove current detailed view if any
140 var detRecordDiv = document.getElementById('det_'+curDetRecId);
143 detRecordDiv.parentNode.removeChild(detRecordDiv);
145 // if the same clicked do not redraw
146 if ( recId == curDetRecId ) {
153 // request the record
154 my_paz.record(recId);
157 function drawCurDetails ()
159 var data = curDetRecData;
160 var recordDiv = document.getElementById('rec_'+data.recid);
161 recordDiv.innerHTML += '<div class="details" id="det_'+data.recid+
162 '"><table><tr><td><b>Ttle</b></td><td><b>:</b> '+data["md-title"] +
163 "</td></tr><tr><td><b>Date</b></td><td><b>:</b> " + data["md-date"] +
164 "</td></tr><tr><td><b>Author</b></td><td><b>:</b> " + data["md-author"] +
165 "</td></tr><tr><td><b>Subject</b></td><td><b>:</b> " + data["md-subject"] +
166 "</td></tr><tr><td><b>Location</b></td><td><b>:</b> " + data["location"][0].name +
167 "</td></tr></table></div>";
171 // simple paging functions
173 function pagerNext() {
174 if ( totalRec - recPerPage*curPage > 0) {
180 function pagerPrev() {
181 if ( my_paz.showPrev() != false )
185 // swithing view between targets and records
187 function switchView(view) {
189 var targets = document.getElementById('targetview');
190 var records = document.getElementById('recordview');
194 targets.style.display = "block";
195 records.style.display = "none";
198 targets.style.display = "none";
199 records.style.display = "block";
202 alert('Unknown view.');