1 /* A very simple client that shows a basic usage of the pz2.js
2 ** $Id: example_client.js,v 1.2 2007-06-22 10:54:46 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,
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 body.innerHTML += '<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"] +
68 ' </b></span> by <span><i>' + hit["md-author"] + '</i></span></div>';
70 if ( hit.recid == curDetRecId ) {
77 function my_onstat(data) {
78 var stat = document.getElementById("stat");
79 stat.innerHTML = '<span>Active clients: '+ data.activeclients
80 + '/' + data.clients + ' | </span>'
81 + '<span>Retrieved records: ' + data.records
82 + '/' + data.hits + '</span>';
85 function my_onterm(data) {
86 var termlist = document.getElementById("termlist");
87 termlist.innerHTML = "<hr/><b>TERMLISTS:</b><hr/>";
88 termlist.innerHTML += '<div class="termtitle">.::Subjects</div>';
89 for (var i = 0; i < data.subject.length; i++ ) {
90 termlist.innerHTML += '<span>'
91 + data.subject[i].name
93 + data.subject[i].freq
96 termlist.innerHTML += "<hr/>";
97 termlist.innerHTML += '<div class="termtitle">.::Authors</div>';
98 for (var i = 0; i < data.author.length; i++ ) {
99 termlist.innerHTML += '<span>'
100 + data.author[i].name
102 + data.author[i].freq
108 function my_onrecord(data) {
109 // in case on_show was faster to redraw element
110 var detRecordDiv = document.getElementById('det_'+data.recid);
114 curDetRecData = data;
118 function my_onbytarget(data) {
119 var targetDiv = document.getElementById("bytarget");
120 var table = '<thead><tr><td>Target ID</td><td>Hits</td><td>Diags</td>'
121 +'<td>Records</td><td>State</td></tr></thead><tbody>';
123 for (var i = 0; i < data.length; i++ ) {
124 table += "<tr><td>" + data[i].id +
125 "</td><td>" + data[i].hits +
126 "</td><td>" + data[i].diagnostic +
127 "</td><td>" + data[i].records +
128 "</td><td>" + data[i].state + "</td></tr>";
132 targetDiv.innerHTML = table;
136 // detailed record drawing
137 function showDetails ( prefixRecId ) {
138 var recId = Number(prefixRecId.replace('rec_', ''));
140 // remove current detailed view if any
141 var detRecordDiv = document.getElementById('det_'+curDetRecId);
144 detRecordDiv.parentNode.removeChild(detRecordDiv);
146 // if the same clicked do not redraw
147 if ( recId == curDetRecId ) {
154 // request the record
155 my_paz.record(recId);
158 function drawCurDetails ()
160 var data = curDetRecData;
161 var recordDiv = document.getElementById('rec_'+data.recid);
162 recordDiv.innerHTML += '<div class="details" id="det_'+data.recid+
163 '"><table><tr><td><b>Ttle</b></td><td><b>:</b> '+data["md-title"] +
164 "</td></tr><tr><td><b>Date</b></td><td><b>:</b> " + data["md-date"] +
165 "</td></tr><tr><td><b>Author</b></td><td><b>:</b> " + data["md-author"] +
166 "</td></tr><tr><td><b>Subject</b></td><td><b>:</b> " + data["md-subject"] +
167 "</td></tr><tr><td><b>Location</b></td><td><b>:</b> " + data["location"][0].name +
168 "</td></tr></table></div>";
172 // simple paging functions
174 function pagerNext() {
175 if ( totalRec - recPerPage*curPage > 0) {
181 function pagerPrev() {
182 if ( my_paz.showPrev() != false )
186 // swithing view between targets and records
188 function switchView(view) {
190 var targets = document.getElementById('targetview');
191 var records = document.getElementById('recordview');
195 targets.style.display = "block";
196 records.style.display = "none";
199 targets.style.display = "none";
200 records.style.display = "block";
203 alert('Unknown view.');