1 // Factory function for team objects. As much as possible, this uses
2 // only member variables (prefixed "m_") and inner functions with
5 // Some functions are visible as member-functions to be called from
6 // outside code -- specifically, from generated HTML. These functions
7 // are that.switchView(), showDetails(), limitTarget(), limitQuery(),
8 // limitCategory(), delimitTarget(), delimitQuery(), showPage(),
9 // pagerPrev(), pagerNext().
11 function team($, teamName) {
13 var m_teamName = teamName;
14 var m_submitted = false;
15 var m_query; // initially undefined
16 var m_sortOrder; // will be set below
17 var m_perpage; // will be set below
18 var m_filterSet = filterSet(that);
19 var m_totalRecordCount = 0;
20 var m_currentPage = 1;
21 var m_currentRecordId = '';
22 var m_currentRecordData = null;
24 // Timestamps for logging
28 var m_paz; // will be initialised below
30 var m_config = mkws.objectInheritingFrom(mkws.config);
31 var m_widgets = {}; // Maps widget-type to object
33 that.toString = function() { return '[Team ' + teamName + ']'; };
35 // Accessor methods for individual widgets: readers
36 that.name = function() { return m_teamName; };
37 that.submitted = function() { return m_submitted; };
38 that.perpage = function() { return m_perpage; };
39 that.totalRecordCount = function() { return m_totalRecordCount; };
40 that.currentPage = function() { return m_currentPage; };
41 that.currentRecordId = function() { return m_currentRecordId; };
42 that.currentRecordData = function() { return m_currentRecordData; };
43 that.filters = function() { return m_filterSet.list(); };
44 that.config = function() { return m_config; };
46 // Accessor methods for individual widgets: writers
47 that.set_sortOrder = function(val) { m_sortOrder = val };
48 that.set_perpage = function(val) { m_perpage = val };
51 // The following PubSub code is modified from the jQuery manual:
52 // http://api.jquery.com/jQuery.Callbacks/
55 // team.queue("eventName").subscribe(function(param1, param2 ...) { ... });
56 // team.queue("eventName").publish(arg1, arg2, ...);
61 var callbacks = $.Callbacks();
63 publish: callbacks.fire,
64 subscribe: callbacks.add,
65 unsubscribe: callbacks.remove
75 var timestamp = (((now - m_logTime.start)/1000).toFixed(3) + " (+" +
76 ((now - m_logTime.last)/1000).toFixed(3) + ") ");
78 mkws.log(m_teamName + ": " + timestamp + s);
79 that.queue("log").publish(m_teamName, timestamp, s);
84 log("start running MKWS");
86 m_sortOrder = m_config.sort_default;
87 m_perpage = m_config.perpage_default;
89 log("Create main pz2 object");
90 // create a parameters array and pass it to the pz2's constructor
91 // then register the form submit event with the pz2.search function
92 // autoInit is set to true on default
93 m_paz = new pz2({ "windowid": teamName,
94 "pazpar2path": m_config.pazpar2_url,
95 "usesessions" : m_config.use_service_proxy ? false : true,
97 "onbytarget": onBytarget,
99 "onterm": (m_config.facets.length ? onTerm : undefined),
101 "onrecord": onRecord,
102 "showtime": 500, //each timer (show, stat, term, bytarget) can be specified this way
103 "termlist": m_config.facets.join(',')
106 // pz2.js event handlers:
113 function onBytarget(data) {
115 queue("targets").publish(data);
118 function onStat(data) {
119 queue("stat").publish(data);
120 if (parseInt(data.activeclients[0], 10) === 0)
121 queue("complete").publish(parseInt(data.hits[0], 10));
124 function onTerm(data) {
126 queue("termlists").publish(data);
129 function onShow(data, teamName) {
131 m_totalRecordCount = data.merged;
132 log("found " + m_totalRecordCount + " records");
133 queue("pager").publish(data);
134 queue("records").publish(data);
137 function onRecord(data, args, teamName) {
139 // FIXME: record is async!!
140 clearTimeout(m_paz.recordTimer);
141 var detRecordDiv = findnode(recordDetailsId(data.recid[0]));
142 if (detRecordDiv.length) {
143 // in case on_show was faster to redraw element
146 m_currentRecordData = data;
147 var recordDiv = findnode('.' + recordElementId(m_currentRecordData.recid[0]));
148 var html = renderDetails(m_currentRecordData);
149 $(recordDiv).append(html);
153 // Used by the Records widget and onRecord()
154 function recordElementId(s) {
155 return 'mkwsRec_' + s.replace(/[^a-z0-9]/ig, '_');
157 that.recordElementId = recordElementId;
159 // Used by onRecord(), showDetails() and renderDetails()
160 function recordDetailsId(s) {
161 return 'mkwsDet_' + s.replace(/[^a-z0-9]/ig, '_');
165 that.targetFiltered = function(id) {
166 return m_filterSet.targetFiltered(id);
170 that.limitTarget = function(id, name) {
171 log("limitTarget(id=" + id + ", name=" + name + ")");
172 m_filterSet.add(filter(id, name));
178 that.limitQuery = function(field, value) {
179 log("limitQuery(field=" + field + ", value=" + value + ")");
180 m_filterSet.add(filter(null, null, field, value));
186 that.limitCategory = function(id) {
187 log("limitCategory(id=" + id + ")");
189 // ### triggerSearch() if there's a query
194 that.delimitTarget = function(id) {
195 log("delimitTarget(id=" + id + ")");
196 m_filterSet.removeMatching(function(f) { return f.id });
202 that.delimitQuery = function(field, value) {
203 log("delimitQuery(field=" + field + ", value=" + value + ")");
204 m_filterSet.removeMatching(function(f) { return f.field && field == f.field && value == f.value });
210 that.showPage = function(pageNum) {
211 m_currentPage = pageNum;
212 m_paz.showPage(m_currentPage - 1);
216 that.pagerNext = function() {
217 if (m_totalRecordCount - m_perpage*m_currentPage > 0) {
224 that.pagerPrev = function() {
225 if (m_paz.showPrev() != false)
230 that.reShow = function() {
232 m_paz.show(0, m_perpage, m_sortOrder);
236 function resetPage() {
238 m_totalRecordCount = 0;
240 that.resetPage = resetPage;
243 function newSearch(query, sortOrder, maxrecs, perpage, limit, targets, torusquery) {
244 log("newSearch: " + query);
246 if (m_config.use_service_proxy && !mkws.authenticated) {
247 alert("searching before authentication");
251 m_filterSet = filterSet(that);
252 triggerSearch(query, sortOrder, maxrecs, perpage, limit, targets, torusquery);
253 switchView('records'); // In case it's configured to start off as hidden
256 that.newSearch = newSearch;
259 function triggerSearch(query, sortOrder, maxrecs, perpage, limit, targets, torusquery) {
261 queue("navi").publish();
264 // Continue to use previous query/sort-order unless new ones are specified
269 m_sortOrder = sortOrder;
275 m_filterSet.add(filter(id, id));
278 var pp2filter = m_filterSet.pp2filter();
279 var pp2limit = m_filterSet.pp2limit(limit);
283 params.limit = pp2limit;
286 params.maxrecs = maxrecs;
289 if (!mkws.config.use_service_proxy)
290 alert("can't narrow search by torusquery when Service Proxy is not in use");
291 params.torusquery = torusquery;
294 log("triggerSearch(" + m_query + "): filters = " + $.toJSON(m_filterSet.list()) + ", " +
295 "pp2filter = " + pp2filter + ", params = " + $.toJSON(params));
297 // We can use: params.torusquery = "udb=NAME"
298 // Note: that won't work when running against raw pazpar2
299 m_paz.search(m_query, m_perpage, m_sortOrder, pp2filter, undefined, params);
303 // switching view between targets and records
304 function switchView(view) {
305 var targets = widgetNode('Targets');
306 var results = widgetNode('Results') || widgetNode('Records');
307 var blanket = widgetNode('Blanket');
308 var motd = widgetNode('MOTD');
312 if (targets) targets.css('display', 'block');
313 if (results) results.css('display', 'none');
314 if (blanket) blanket.css('display', 'none');
315 if (motd) motd.css('display', 'none');
318 if (targets) targets.css('display', 'none');
319 if (results) results.css('display', 'block');
320 if (blanket) blanket.css('display', 'block');
321 if (motd) motd.css('display', 'none');
324 alert("mkws.switchView(" + m_teamName + ", 'none') shouldn't happen");
325 if (targets) targets.css('display', 'none');
326 if (results) results.css('display', 'none');
327 if (blanket) blanket.css('display', 'none');
328 if (motd) motd.css('display', 'none');
331 alert("Unknown view '" + view + "'");
334 that.switchView = switchView;
337 // detailed record drawing
338 that.showDetails = function(recId) {
339 var oldRecordId = m_currentRecordId;
340 m_currentRecordId = recId;
342 // remove current detailed view if any
343 findnode('#' + recordDetailsId(oldRecordId)).remove();
345 // if the same clicked, just hide
346 if (recId == oldRecordId) {
347 m_currentRecordId = '';
348 m_currentRecordData = null;
351 // request the record
352 log("showDetails() requesting record '" + recId + "'");
358 * All the HTML stuff to render the search forms and
361 function mkwsHtmlAll() {
363 if (m_config.show_lang)
366 log("HTML search form");
367 findnode('.mkwsSearch').html('\
368 <form name="mkwsSearchForm" class="mkwsSearchForm mkwsTeam_' + m_teamName + '" action="" >\
369 <input class="mkwsQuery mkwsTeam_' + m_teamName + '" type="text" size="' + m_config.query_width + '" />\
370 <input class="mkwsButton mkwsTeam_' + m_teamName + '" type="submit" value="' + M('Search') + '" />\
374 // If the team has a .mkwsResults, populate it in the usual
375 // way. If not, assume that it's a smarter application that
376 // defines its own subcomponents, some or all of the
383 findnode(".mkwsResults").html('\
384 <table width="100%" border="0" cellpadding="6" cellspacing="0">\
386 <td class="mkwsTermlistContainer1 mkwsTeam_' + m_teamName + '" width="250" valign="top">\
387 <div class="mkwsTermlists mkwsTeam_' + m_teamName + '"></div>\
389 <td class="mkwsMOTDContainer mkwsTeam_' + m_teamName + '" valign="top">\
390 <div class="mkwsRanking mkwsTeam_' + m_teamName + '"></div>\
391 <div class="mkwsPager mkwsTeam_' + m_teamName + '"></div>\
392 <div class="mkwsNavi mkwsTeam_' + m_teamName + '"></div>\
393 <div class="mkwsRecords mkwsTeam_' + m_teamName + '"></div>\
398 <div class="mkwsTermlistContainer2 mkwsTeam_' + m_teamName + '"></div>\
404 var facets = m_config.facets;
405 acc.push('<div class="title">' + M('Termlists') + '</div>');
406 for (var i = 0; i < facets.length; i++) {
407 acc.push('<div class="mkwsFacet mkwsTeam_' + m_teamName + '" data-mkws-facet="' + facets[i] + '">');
410 findnode(".mkwsTermlists").html(acc.join(''));
412 var ranking_data = '<form name="mkwsSelect" class="mkwsSelect mkwsTeam_' + m_teamName + '" action="" >';
413 if (m_config.show_sort) {
414 ranking_data += M('Sort by') + ' ' + mkwsHtmlSort() + ' ';
416 if (m_config.show_perpage) {
417 ranking_data += M('and show') + ' ' + mkwsHtmlPerpage() + ' ' + M('per page') + '.';
419 ranking_data += '</form>';
420 findnode(".mkwsRanking").html(ranking_data);
424 findnode('.mkwsSearchForm').submit(function() {
425 var val = widgetNode('Query').val();
430 // on first page, hide the termlist
431 $(document).ready(function() { widgetNode("Termlists").hide(); });
432 var container = findnode(".mkwsMOTDContainer");
433 if (container.length) {
434 // Move the MOTD from the provided element down into the container
435 findnode(".mkwsMOTD").appendTo(container);
440 function mkwsSetLang() {
441 var lang = mkws.getParameterByName("lang") || m_config.lang;
442 if (!lang || !mkws.locale_lang[lang]) {
445 m_config.lang = lang;
448 log("Locale language: " + (m_config.lang ? m_config.lang : "none"));
449 return m_config.lang;
453 /* create locale language menu */
454 function mkwsHtmlLang() {
455 var lang_default = "en";
456 var lang = m_config.lang || lang_default;
459 /* display a list of configured languages, or all */
460 var lang_options = m_config.lang_options || [];
461 var toBeIncluded = {};
462 for (var i = 0; i < lang_options.length; i++) {
463 toBeIncluded[lang_options[i]] = true;
466 for (var k in mkws.locale_lang) {
467 if (toBeIncluded[k] || lang_options.length == 0)
472 if (lang_options.length == 0 || toBeIncluded[lang_default])
473 list.push(lang_default);
475 log("Language menu for: " + list.join(", "));
479 for(var i = 0; i < list.length; i++) {
486 data += ' <span>' + l + '</span> ';
488 data += ' <a href="?lang=' + l + '">' + l + '</a> '
492 findnode(".mkwsLang").html(data);
496 function mkwsHtmlSort() {
497 log("HTML sort, m_sortOrder = '" + m_sortOrder + "'");
498 var sort_html = '<select class="mkwsSort mkwsTeam_' + m_teamName + '">';
500 for(var i = 0; i < m_config.sort_options.length; i++) {
501 var opt = m_config.sort_options[i];
503 var val = opt.length == 1 ? opt[0] : opt[1];
505 sort_html += '<option value="' + key + '"';
506 if (m_sortOrder == key || m_sortOrder == val) {
507 sort_html += ' selected="selected"';
509 sort_html += '>' + M(val) + '</option>';
511 sort_html += '</select>';
517 function mkwsHtmlPerpage() {
518 log("HTML perpage, m_perpage = " + m_perpage);
519 var perpage_html = '<select class="mkwsPerpage mkwsTeam_' + m_teamName + '">';
521 for(var i = 0; i < m_config.perpage_options.length; i++) {
522 var key = m_config.perpage_options[i];
524 perpage_html += '<option value="' + key + '"';
525 if (key == m_perpage) {
526 perpage_html += ' selected="selected"';
528 perpage_html += '>' + key + '</option>';
530 perpage_html += '</select>';
536 function mkwsHtmlSwitch() {
537 log("HTML switch for team " + m_teamName);
539 var node = findnode(".mkwsSwitch");
540 node.append($('<a href="#" onclick="mkws.switchView(\'' + m_teamName + '\', \'records\')">' + M('Records') + '</a>'));
541 node.append($("<span/>", { text: " | " }));
542 node.append($('<a href="#" onclick="mkws.switchView(\'' + m_teamName + '\', \'targets\')">' + M('Targets') + '</a>'));
545 var node = findnode(".mkwsTargets");
547 <div class="mkwsBytarget mkwsTeam_' + m_teamName + '">\
548 No information available yet.\
550 node.css("display", "none");
554 // Translation function. At present, this is properly a
555 // global-level function (hence the assignment to mkws.M) but we
556 // want to make it per-team so different teams can operate in
557 // different languages.
560 var lang = m_config.lang;
562 if (!lang || !mkws.locale_lang[lang])
565 return mkws.locale_lang[lang][word] || word;
567 mkws.M = M; // so the Handlebars helper can use it
570 // Finds the node of the specified class within the current team
571 function findnode(selector, teamName) {
572 teamName = teamName || m_teamName;
574 if (teamName === 'AUTO') {
575 selector = (selector + '.mkwsTeam_' + teamName + ',' +
576 selector + ':not([class^="mkwsTeam"],[class*=" mkwsTeam"])');
578 selector = selector + '.mkwsTeam_' + teamName;
581 var node = $(selector);
582 //log('findnode(' + selector + ') found ' + node.length + ' nodes');
585 that.findnode = findnode;
588 // This much simpler and more efficient function should be usable
589 // in place of most uses of findnode.
590 function widgetNode(type) {
591 var w = that.widget(type);
592 return w ? $(w.node) : undefined;
595 function renderDetails(data, marker) {
596 var template = loadTemplate("Record");
597 var details = template(data);
598 return '<div class="details mkwsTeam_' + m_teamName + '" ' +
599 'id="' + recordDetailsId(data.recid[0]) + '">' + details + '</div>';
601 that.renderDetails = renderDetails;
604 function loadTemplate(name) {
605 var template = m_template[name];
607 if (template === undefined) {
608 // Fall back to generic template if there is no team-specific one
610 var node = widgetNode("Template_" + name);
612 node = widgetNode("Template_" + name, "ALL");
615 source = node.html();
619 source = defaultTemplate(name);
622 template = Handlebars.compile(source);
623 log("compiled template '" + name + "'");
624 m_template[name] = template;
629 that.loadTemplate = loadTemplate;
632 function defaultTemplate(name) {
633 if (name === 'Record') {
637 <th>{{translate "Title"}}</th>\
640 {{#if md-title-remainder}}\
641 ({{md-title-remainder}})\
643 {{#if md-title-responsibility}}\
644 <i>{{md-title-responsibility}}</i>\
650 <th>{{translate "Date"}}</th>\
651 <td>{{md-date}}</td>\
656 <th>{{translate "Author"}}</th>\
657 <td>{{md-author}}</td>\
660 {{#if md-electronic-url}}\
662 <th>{{translate "Links"}}</th>\
664 {{#each md-electronic-url}}\
665 <a href="{{this}}">Link{{index1}}</a>\
670 {{#if-any location having="md-subject"}}\
672 <th>{{translate "Subject"}}</th>\
674 {{#first location having="md-subject"}}\
676 {{#commaList md-subject}}\
677 {{this}}{{/commaList}}\
684 <th>{{translate "Locations"}}</th>\
686 {{#commaList location}}\
687 {{attr "@name"}}{{/commaList}}\
692 } else if (name === "Summary") {
694 <a href="#" id="{{_id}}" onclick="{{_onclick}}">\
697 {{#if md-title-remainder}}\
698 <span>{{md-title-remainder}}</span>\
700 {{#if md-title-responsibility}}\
701 <span><i>{{md-title-responsibility}}</i></span>\
704 } else if (name === "Image") {
706 <a href="#" id="{{_id}}" onclick="{{_onclick}}">\
707 {{#first md-thumburl}}\
708 <img src="{{this}}" alt="{{../md-title}}"/>\
715 var s = "There is no default '" + name +"' template!";
720 that.addWidget = function(w) {
721 if (!m_widgets[w.type]) {
722 m_widgets[w.type] = w;
723 log("Registered '" + w.type + "' widget in team '" + m_teamName + "'");
724 } else if (typeof(m_widgets[w.type]) !== 'number') {
725 m_widgets[w.type] = 2;
726 log("Registered duplicate '" + w.type + "' widget in team '" + m_teamName + "'");
728 m_widgets[w.type] += 1;
729 log("Registered '" + w.type + "' widget #" + m_widgets[w.type] + "' in team '" + m_teamName + "'");
733 that.widgetTypes = function() {
735 for (var k in m_widgets) keys.push(k);
739 that.widget = function(type) {
740 return m_widgets[type];