1 /* A very simple client that shows a basic usage of the pz2.js
4 "use strict"; // HTML5: disable for debug >= 2
7 * global config object: mkws_config
9 * needs to be defined in the HTML header before
10 * including this JS file
14 var mkws_config = {}; // for the guys who forgot to define mkws_config...
16 if (typeof mkws_config.use_service_proxy === 'undefined')
17 mkws_config.use_service_proxy = true;
21 var pazpar2_url = mkws_config.pazpar2_url ? mkws_config.pazpar2_url : "/pazpar2/search.pz2";
22 var service_proxy_url = mkws_config.service_proxy_url ? mkws_config.service_proxy_url : "/service-proxy/";
24 var pazpar2path = mkws_config.use_service_proxy ? service_proxy_url : pazpar2_url;
25 var usesessions = mkws_config.use_service_proxy ? false : true;
28 var mkws_locale_lang = {
31 "Subjects": "Schlagwörter",
32 "Sources": "Daten und Quellen",
33 "TERMLISTS": "Termlisten",
35 "Prev": "Zurück",
37 "Sort by": "Sortieren nach",
38 "and show": "und zeige",
39 "per page": "pro Seite",
40 "Displaying": "Zeige",
47 "Subject": "Schlagwort",
54 "Authors": "Forfattere",
57 "TERMLISTS": "TERMLISTS",
58 "Next": "Næste",
60 "Search": "Søg",
61 "Sort by": "Sorter efter",
63 "per page": "per side",
64 "Displaying": "Viser",
69 "Author": "Forfatter",
72 "Location": "Lokation",
78 // create a parameters array and pass it to the pz2's constructor
79 // then register the form submit event with the pz2.search function
80 // autoInit is set to true on default
81 var my_paz = new pz2( { "onshow": my_onshow,
82 "showtime": 500, //each timer (show, stat, term, bytarget) can be specified this way
83 "pazpar2path": pazpar2path,
87 "termlist": "xtargets,subject,author",
88 "onbytarget": my_onbytarget,
89 "usesessions" : usesessions,
90 "showResponseType": '', // or "json" (for debugging?)
91 "onrecord": my_onrecord } );
97 var curDetRecData = null;
98 var curSort = 'relevance';
100 var submitted = false;
106 // pz2.js event handlers:
108 function my_oninit() {
113 function my_onshow(data) {
114 totalRec = data.merged;
116 var pager = document.getElementById("pager");
117 pager.innerHTML = "";
118 pager.innerHTML +='<hr/><div style="float: right">' + M('Displaying') + ': '
119 + (data.start + 1) + ' ' + M('to') + ' ' + (data.start + data.num) +
120 ' ' + M('of') + ' ' + data.merged + ' (' + M('found') + ': '
121 + data.total + ')</div>';
124 var results = document.getElementById("results");
127 for (var i = 0; i < data.hits.length; i++) {
128 var hit = data.hits[i];
129 html.push('<div class="record" id="recdiv_'+hit.recid+'" >'
130 +'<span>'+ (i + 1 + recPerPage * (curPage - 1)) +'. </span>'
131 +'<a href="#" id="rec_'+hit.recid
132 +'" onclick="showDetails(this.id);return false;"><b>'
133 + hit["md-title"] +' </b></a>');
134 if (hit["md-title-remainder"] !== undefined) {
135 html.push('<span>' + hit["md-title-remainder"] + ' </span>');
137 if (hit["md-title-responsibility"] !== undefined) {
138 html.push('<span><i>'+hit["md-title-responsibility"]+'</i></span>');
140 if (hit.recid == curDetRecId) {
141 html.push(renderDetails(curDetRecData));
145 replaceHtml(results, html.join(''));
148 function my_onstat(data) {
149 var stat = document.getElementById("mkwsStat");
153 stat.innerHTML = '<b>STATUS INFO</b> -- Active clients: '
155 + '/' + data.clients + ' -- </span>'
156 + '<span>Retrieved records: ' + data.records
157 + '/' + data.hits + ' :.</span>';
160 function my_onterm(data) {
161 if (!mkws_config.termlist_menu)
165 termlists.push('<hr/><b>' + M('TERMLISTS') + ':</b><hr/><div class="termtitle">' + M('Sources') + '</div>');
166 for (var i = 0; i < data.xtargets.length && i < SourceMax; i++ ) {
167 termlists.push('<a href="#" target_id='+data.xtargets[i].id
168 + ' onclick="limitTarget(this.getAttribute(\'target_id\'), this.firstChild.nodeValue);return false;">' + data.xtargets[i].name
169 + ' </a><span> (' + data.xtargets[i].freq + ')</span><br/>');
172 termlists.push('<hr/><div class="termtitle">' + M('Subjects') + '</div>');
173 for (var i = 0; i < data.subject.length && i < SubjectMax; i++ ) {
174 termlists.push('<a href="#" onclick="limitQuery(\'su\', this.firstChild.nodeValue);return false;">' + data.subject[i].name + '</a><span> ('
175 + data.subject[i].freq + ')</span><br/>');
178 termlists.push('<hr/><div class="termtitle">' + M('Authors') + '</div>');
179 for (var i = 0; i < data.author.length && i < AuthorMax; i++ ) {
180 termlists.push('<a href="#" onclick="limitQuery(\'au\', this.firstChild.nodeValue);return false;">'
181 + data.author[i].name
183 + data.author[i].freq
186 var termlist = document.getElementById("termlist");
187 replaceHtml(termlist, termlists.join(''));
190 function my_onrecord(data) {
191 // FIXME: record is async!!
192 clearTimeout(my_paz.recordTimer);
193 // in case on_show was faster to redraw element
194 var detRecordDiv = document.getElementById('det_'+data.recid);
195 if (detRecordDiv) return;
196 curDetRecData = data;
197 var recordDiv = document.getElementById('recdiv_'+curDetRecData.recid);
198 var html = renderDetails(curDetRecData);
199 recordDiv.innerHTML += html;
202 function my_onbytarget(data) {
203 var targetDiv = document.getElementById("bytarget");
204 var table ='<table><thead><tr><td>Target ID</td><td>Hits</td><td>Diags</td>'
205 +'<td>Records</td><td>State</td></tr></thead><tbody>';
207 for (var i = 0; i < data.length; i++ ) {
208 table += "<tr><td>" + data[i].id +
209 "</td><td>" + data[i].hits +
210 "</td><td>" + data[i].diagnostic +
211 "</td><td>" + data[i].records +
212 "</td><td>" + data[i].state + "</td></tr>";
215 table += '</tbody></table>';
216 targetDiv.innerHTML = table;
219 ////////////////////////////////////////////////////////////////////////////////
220 ////////////////////////////////////////////////////////////////////////////////
222 // wait until the DOM is ready
225 document.search.onsubmit = onFormSubmitEventHandler;
226 document.search.query.value = '';
227 document.select.sort.onchange = onSelectDdChange;
228 document.select.perpage.onchange = onSelectDdChange;
231 // when search button pressed
232 function onFormSubmitEventHandler()
241 function onSelectDdChange()
243 if (!submitted) return false;
246 my_paz.show(0, recPerPage, curSort);
256 function triggerSearch ()
258 my_paz.search(document.search.query.value, recPerPage, curSort, curFilter);
261 function loadSelect ()
263 curSort = document.select.sort.value;
264 recPerPage = document.select.perpage.value;
267 // limit the query after clicking the facet
268 function limitQuery (field, value)
270 document.search.query.value += ' and ' + field + '="' + value + '"';
271 onFormSubmitEventHandler();
274 // limit by target functions
275 function limitTarget (id, name)
277 var navi = document.getElementById('navi');
279 'Source: <a class="crossout" href="#" onclick="delimitTarget();return false;">'
281 navi.innerHTML += '<hr/>';
282 curFilter = 'pz:id=' + id;
289 function delimitTarget ()
291 var navi = document.getElementById('navi');
300 function drawPager (pagerDiv)
302 //client indexes pages from 1 but pz2 from 0
304 var pages = Math.ceil(totalRec / recPerPage);
306 var firstClkbl = ( curPage - onsides > 0 )
310 var lastClkbl = firstClkbl + 2*onsides < pages
311 ? firstClkbl + 2*onsides
314 var prev = '<span id="prev"><< ' + M('Prev') + '</span><b> | </b>';
316 prev = '<a href="#" id="prev" onclick="pagerPrev();">'
317 +'<< ' + M('Prev') + '</a><b> | </b>';
320 for(var i = firstClkbl; i <= lastClkbl; i++) {
323 numLabel = '<b>' + i + '</b>';
325 middle += '<a href="#" onclick="showPage(' + i + ')"> '
326 + numLabel + ' </a>';
329 var next = '<b> | </b><span id="next">' + M('Next') + ' >></span>';
330 if (pages - curPage > 0)
331 next = '<b> | </b><a href="#" id="next" onclick="pagerNext()">'
332 + M('Next') + ' >></a>';
339 if (lastClkbl < pages)
342 pagerDiv.innerHTML += '<div style="float: clear">'
343 + prev + predots + middle + postdots + next + '</div><hr/>';
346 function showPage (pageNum)
349 my_paz.showPage( curPage - 1 );
352 // simple paging functions
354 function pagerNext() {
355 if ( totalRec - recPerPage*curPage > 0) {
361 function pagerPrev() {
362 if ( my_paz.showPrev() != false )
366 // swithing view between targets and records
368 function switchView(view) {
370 var targets = document.getElementById('mkwsTargets');
371 var records = document.getElementById('mkwsRecords');
375 targets.style.display = "block";
376 records.style.display = "none";
379 targets.style.display = "none";
380 records.style.display = "block";
383 alert('Unknown view.');
387 // detailed record drawing
388 function showDetails (prefixRecId) {
389 var recId = prefixRecId.replace('rec_', '');
390 var oldRecId = curDetRecId;
393 // remove current detailed view if any
394 var detRecordDiv = document.getElementById('det_'+oldRecId);
397 detRecordDiv.parentNode.removeChild(detRecordDiv);
399 // if the same clicked, just hide
400 if (recId == oldRecId) {
402 curDetRecData = null;
405 // request the record
406 my_paz.record(recId);
409 function replaceHtml(el, html) {
410 var oldEl = typeof el === "string" ? document.getElementById(el) : el;
411 /*@cc_on // Pure innerHTML is slightly faster in IE
412 oldEl.innerHTML = html;
415 var newEl = oldEl.cloneNode(false);
416 newEl.innerHTML = html;
417 oldEl.parentNode.replaceChild(newEl, oldEl);
418 /* Since we just removed the old element from the DOM, return a reference
419 to the new element, which can be used to restore variable references. */
423 function renderDetails(data, marker)
425 var details = '<div class="details" id="det_'+data.recid+'"><table>';
426 if (marker) details += '<tr><td>'+ marker + '</td></tr>';
427 if (data["md-title"] != undefined) {
428 details += '<tr><td><b>' + M('Title') + '</b></td><td><b>:</b> '+data["md-title"];
429 if (data["md-title-remainder"] !== undefined) {
430 details += ' : <span>' + data["md-title-remainder"] + ' </span>';
432 if (data["md-title-responsibility"] !== undefined) {
433 details += ' <span><i>'+ data["md-title-responsibility"] +'</i></span>';
435 details += '</td></tr>';
437 if (data["md-date"] != undefined)
438 details += '<tr><td><b>' + M('Date') + '</b></td><td><b>:</b> ' + data["md-date"] + '</td></tr>';
439 if (data["md-author"] != undefined)
440 details += '<tr><td><b>' + M('Author') + '</b></td><td><b>:</b> ' + data["md-author"] + '</td></tr>';
441 if (data["md-electronic-url"] != undefined)
442 details += '<tr><td><b>URL</b></td><td><b>:</b> <a href="' + data["md-electronic-url"] + '" target="_blank">' + data["md-electronic-url"] + '</a>' + '</td></tr>';
443 if (data["location"][0]["md-subject"] != undefined)
444 details += '<tr><td><b>' + M('Subject') + '</b></td><td><b>:</b> ' + data["location"][0]["md-subject"] + '</td></tr>';
445 if (data["location"][0]["@name"] != undefined)
446 details += '<tr><td><b>' + M('Location') + '</b></td><td><b>:</b> ' + data["location"][0]["@name"] + " (" +data["location"][0]["@id"] + ")" + '</td></tr>';
447 details += '</table></div>';
452 * All the HTML stuff to render the search forms and
455 function mkws_html_all(config) {
457 /* default mkws config */
458 var mkws_config_default = {
459 sort: [["relevance"], ["title:1", "title"], ["date:0", "newest"], ["date:1", "oldest"]],
460 perpage: [10, 20, 30, 50],
461 sort_default: "relevance",
464 switch_menu: true, /* show/hide Records|Targets menu */
465 lang_menu: true, /* show/hide language menu */
466 lang_display: [], /* display languages links for given languages, [] for all */
467 termlist_menu: true, /* show/hide termlist */
468 debug: 0, /* debug level for development: 0..2 */
473 /* set global debug flag early */
474 if (config.debug !== 'undefined') {
475 mkws_debug = config.debug;
476 } else if (mkws_config_default.debug !== 'undefined') {
477 mkws_debug = mkws_config_default.debug;
480 /* override standard config values by function parameters */
481 for (var k in mkws_config_default) {
482 if (typeof config[k] === 'undefined')
483 mkws_config[k] = mkws_config_default[k];
484 debug("Set config: " + k + ' => ' + mkws_config[k]);
487 if (mkws_config.query_width < 5 || mkws_config.query_width > 150) {
488 debug("Reset query width: " + mkws_config.query_width);
489 mkws_config.query_width = 50;
492 mkws_set_lang(mkws_config);
493 if (mkws_config.lang_menu)
494 mkws_html_lang(mkws_config);
496 // For some reason, doing this programmatically results in
497 // document.search.query being undefined, hence the raw HTML.
498 debug("HTML search form");
499 $("#mkwsSearch").html('\
500 <form id="searchForm" name="search" action="" >\
501 <input id="query" type="text" size="' + mkws_config.query_width + '" />\
502 <input id="button" type="submit" value="' + M('Search') + '" />\
505 debug("HTML records");
506 $("#mkwsRecords").html('\
507 <table width="100%" border="0" cellpadding="6" cellspacing="0">\
509 <td width="250" valign="top">\
510 <div id="termlist"></div>\
514 <form name="select" id="select" action="" >\
515 ' + M('Sort by') + mkws_html_sort(config) + '\
516 ' + M('and show') + ' ' + mkws_html_perpage(config) + '\
517 ' + M('per page') + '.\
520 <div id="pager"></div>\
521 <div id="navi"></div>\
522 <div id="results"></div>\
527 mkws_html_switch(config);
528 if (mkws_config.use_service_proxy)
529 mkws_service_proxy_auth(config.service_proxy_auth);
534 function mkws_set_lang(mkws_config) {
535 var lang = jQuery.parseQuerystring().lang || mkws_config.lang || "";
536 if (!lang || !mkws_locale_lang[lang]) {
537 mkws_config.lang = ""
539 mkws_config.lang = lang;
542 debug("Locale language: " + (mkws_config.lang ? mkws_config.lang : "none"));
543 return mkws_config.lang;
546 function mkws_html_switch(config) {
547 debug("HTML switch");
549 $("#mkwsSwitch").html($("<a/>", {
551 onclick: "switchView(\'records\')",
554 $("#mkwsSwitch").append($("<span/>", { text: " | " }));
555 $("#mkwsSwitch").append($("<a/>", {
557 onclick: "switchView(\'targets\')",
561 debug("HTML targets");
562 $("#mkwsTargets").html('\
564 No information available yet.\
566 $("#mkwsTargets").css("display", "none");
568 if (!config.switch_menu) {
569 debug("disable switch menu");
570 $("#mkwsSwitch").css("display", "none");
574 function mkws_html_sort(config) {
576 var sort_html = '<select name="sort" id="sort">';
578 for(var i = 0; i < config.sort.length; i++) {
579 var key = config.sort[i][0];
580 var val = config.sort[i].length == 1 ? config.sort[i][0] : config.sort[i][1];
582 sort_html += '<option value="' + key + '"';
583 if (key == config.sort_default) {
584 sort_html += ' selected="selected"';
586 sort_html += '>' + val + '</option>';
588 sort_html += '</select>';
593 function mkws_html_perpage(config) {
594 debug("HTML perpage");
595 var perpage_html = '<select name="perpage" id="perpage">';
597 for(var i = 0; i < config.perpage.length; i++) {
598 var key = config.perpage[i];
600 perpage_html += '<option value="' + key + '"';
601 if (key == config.perpage_default) {
602 perpage_html += ' selected="selected"';
604 perpage_html += '>' + key + '</option>';
606 perpage_html += '</select>';
612 * Run service-proxy authentication in background (after page load).
613 * The username/password is configured in the apache config file
616 function mkws_service_proxy_auth(auth_url) {
618 auth_url = "/service-proxy-auth";
620 debug("Run service proxy auth URL: " + auth_url);
622 var request = new pzHttpRequest(auth_url);
623 request.get(null, function(data) {
624 if (!jQuery.isXMLDoc(data)) {
625 alert("service proxy auth response document is not valid XML document, give up!");
628 var status = $(data).find("status");
629 if (status.text() != "OK") {
630 alert("service proxy auth repsonse status: " + status.text() + ", give up!");
636 /* create locale language menu */
637 function mkws_html_lang(mkws_config) {
638 var lang_default = "en";
639 var lang = mkws_config.lang || lang_default;
642 /* display a list of configured languages, or all */
643 var lang_display = mkws_config.lang_display || [];
645 for (var i = 0; i < lang_display.length; i++) {
646 hash[lang_display[i]] = 1;
649 for (var k in mkws_locale_lang) {
650 if (hash[k] == 1 || lang_display.length == 0)
655 if (lang_display.length == 0 || hash[lang_default] == 1)
656 list.push(lang_default);
658 debug("Language menu for: " + list.join(", "));
662 for(var i = 0; i < list.length; i++) {
671 data += ' <a href="?lang=' + l + '">' + l + '</a> '
675 $("#mkwsLang").html(data);
680 var lang = mkws_config.lang;
682 if (!lang || !mkws_locale_lang[lang])
685 return mkws_locale_lang[lang][word] ? mkws_locale_lang[lang][word] : word;
688 /* implement jQuery.parseQuerystring() for parsing URL parameters */
690 parseQuerystring: function() {
692 var qs = window.location.search.replace('?', '');
693 var pairs = qs.split('&');
694 $.each(pairs, function(i, v){
695 var pair = v.split('=');
696 nvpair[pair[0]] = pair[1];
700 pazpar2: function(data) {
701 document.write('<div id="mkwsSwitch"></div>\
702 <div id="mkwsLang"></div>\
703 <div id="mkwsSearch"></div>\
704 <div id="mkwsRecords"></div>\
705 <div id="mkwsTargets"></div>\
707 <div id="mkwsStat"></div>\
708 <span>Powered by MKWS © 2013 <a href="http://www.indexdata.com">Index Data</a></span>\
711 mkws_html_all(mkws_config);
715 function debug(string) {
719 if (typeof console === "undefined" || typeof console.log === "undefined") { /* ARGH!!! old IE */
723 // you need to disable use strict at the top of the file!!!
724 if (mkws_debug >= 3) {
725 console.log(arguments.callee.caller);
726 } else if (mkws_debug >= 2) {
727 console.log(">>> called from function " + arguments.callee.caller.name + ' <<<');
733 $(document).ready(function() { mkws_html_all(mkws_config) });