// Set up namespace and some state.
var mkdru = {
// Settings to pass to pz2.js
- usesessions: Drupal.settings.mkdru.use_sessions === '1',
- // showResponseType: 'json',
+ useSessions: Drupal.settings.mkdru.use_sessions === '1',
// Variables
- submitted: false,
+ active: false,
pz2: null,
totalRec: 0,
pagerRange: 6,
- sourceMax: Drupal.settings.mkdru.source_max,
- subjectMax: Drupal.settings.mkdru.subject_max,
- authorMax: Drupal.settings.mkdru.author_max,
pazpar2Path: Drupal.settings.mkdru.pz2_path,
+ facetContainerSelector: Drupal.settings.mkdru.facetContainerSelector,
+ // Facets
+ facets: {
+ source: {
+ displayName: Drupal.settings.mkdru.source_dname || "Source",
+ orderWeight: Drupal.settings.mkdru.source_weight || 1,
+ pz2Name: 'xtargets',
+ max: Drupal.settings.mkdru.source_max || 10
+ },
+ subject: {
+ displayName: Drupal.settings.mkdru.subject_dname || "Subject",
+ orderWeight: Drupal.settings.mkdru.source_weight || 2,
+ pz2Name: 'subject',
+ max: Drupal.settings.mkdru.subject_max || 10,
+ multiLimit: true,
+ limiter: 'su'
+ },
+ author: {
+ displayName: Drupal.settings.mkdru.author_dname || "Author",
+ orderWeight: Drupal.settings.mkdru.source_weight || 3,
+ pz2Name: 'author',
+ max: Drupal.settings.mkdru.author_max || 10,
+ multiLimit: false,
+ limiter: 'au'
+ }
+ },
// State
defaultState: {
page: 1,
perpage: 20,
sort: 'relevance',
filter: null,
- query:null
+ query:'',
+ recid:null
},
- state: {}
+ state: {},
+ realm: ''
};
+// Wrapper for jQuery
+(function ($) {
+
// So we can use jQuery BBQ with Drupal 6 and its 1.2.6 jQuery
if (!$.isArray) $.isArray = function(obj) {
return Object.prototype.toString.call(obj) === "[object Array]";
-},
+};
+
+// BBQ has no handy way to remove params without changing the hash.
+// This takes an object to add and an array of keys to delete.
+mkdru.hashAddDelMany = function (add, del) {
+ var newHash = $.deparam.fragment();
+ if (typeof(add) === 'object')
+ $.extend(newHash, add);
+ if ($.isArray(del))
+ for (var i=0; i < del.length; i++)
+ if (newHash[del[i]] !== 'undefined')
+ delete newHash[del[i]];
+ return $.param.fragment("#", newHash);
+}
+
+// It's sometimes cumbersome that object literals can't take variable keys.
+mkdru.hashAddDelOne = function (key, value, del) {
+ var toAdd;
+ var toDel;
+ if (key && value) {
+ var toAdd = {};
+ toAdd[key] = value;
+ }
+ if (del) {
+ var toDel = [];
+ toDel.push(del);
+ }
+ return mkdru.hashAddDelMany(toAdd, toDel);
+}
// pz2.js event handlers:
mkdru.pz2Init = function () {
- if (mkdru.state.query) mkdru.triggerSearch();
- //mkdru.pz2.stat();
+ if (mkdru.state.query) {
+ mkdru.search();
+ }
+ mkdru.pz2.stat();
//mkdru.pz2.bytarget();
};
mkdru.pz2Show = function (data) {
mkdru.totalRec = data.merged;
$('.mkdru-pager').html(mkdru.generatePager());
- var countsHtml = Drupal.t('Displaying: ') + (data.start + 1) +
- Drupal.t(' to ') + (data.start + data.num) + Drupal.t(' of ')
- + data.merged + Drupal.t(' (found: ') + data.total + ')';
- $('.mkdru-counts').html(countsHtml);
-
+ $('.mkdru-counts').html(Drupal.theme('mkdruCounts', data.start + 1,
+ data.num, data.merged, data.total));
var html = "";
for (var i = 0; i < data.hits.length; i++) {
html += Drupal.theme('mkdruResult', data.hits[i],
);
}
$('.mkdru-result-list').html(html);
- $('.mkdru-results').show();
+ if (mkdru.state.recid) {
+ mkdru.pz2.record(mkdru.state.recid);
+ }
+ else {
+ $('.mkdru-results').show();
+ }
};
mkdru.pz2Status = function (data) {
+ $('.mkdru-status').html(Drupal.theme('mkdruStatus', data.activeclients, data.clients));
};
mkdru.pz2Term = function (data) {
- var html = "";
- for (var i = 0; i < data.xtargets.length && i < mkdru.sourceMax; i++ ) {
- html += Drupal.theme('mkdruTerm', data.xtargets[i].name, data.xtargets[i].freq,
- 'mkdru-facet-source', data.xtargets[i].id);
- }
- $('.mkdru-facet-sources').html(html);
-
- html = "";
- for (var i = 0; i < data.subject.length && i < mkdru.subjectMax; i++ ) {
- html += Drupal.theme('mkdruTerm', data.subject[i].name, data.subject[i].freq,
- 'mkdru-facet-subject', data.subject[i].id);
+ // if signaled, prepare container client-side
+ if (mkdru.facetContainerSelector) {
+ $(mkdru.facetContainerSelector).html(Drupal.theme('mkdruFacetContainer',
+ data, mkdru.facets));
}
- $('.mkdru-facet-subjects').html(html);
-
- html = "";
- for (var i = 0; i < data.author.length && i < mkdru.authorMax; i++ ) {
- html += Drupal.theme('mkdruTerm', data.author[i].name, data.author[i].freq,
- 'mkdru-facet-author', data.author[i].id);
+ for (var facet in mkdru.facets) {
+ // facet is limited
+ if (mkdru.state['limit_' + facet]) {
+ $('.mkdru-facet-' + facet).html(Drupal.theme('mkdruFacetLimit',
+ data[mkdru.facets[facet].pz2Name][0],
+ mkdru.hashAddDelOne(null, null, 'limit_' + facet)));
+ } else {
+ $('.mkdru-facet-' + facet).html(Drupal.theme('mkdruFacet',
+ data[mkdru.facets[facet].pz2Name],
+ facet, mkdru.facets[facet].max));
+ }
}
- $('.mkdru-facet-authors').html(html);
-
- $('.mkdru-facet-source').bind('click', function (e) {
- mkdru.limitTarget(this.getAttribute('target_id'), this.firstChild.nodeValue);
- return false;
- });
-
- $('.mkdru-facet-subject').bind('click', function (e) {
- mkdru.limitQuery('su', this.firstChild.nodeValue);
- return false;
- });
-
- $('.mkdru-facet-author').bind('click', function (e) {
- mkdru.limitQuery('au', this.firstChild.nodeValue);
- return false;
- });
};
mkdru.pz2ByTarget = function (data) {
mkdru.pz2Record = function (data) {
clearTimeout(mkdru.pz2.showTimer);
$('.mkdru-results').hide();
- $('.mkdru-detail').html(Drupal.theme('mkdruDetail', data));
- $('.mkdru-detail-back').bind('click', function () {$.bbq.removeState('recid');});
+ $('.mkdru-detail').html(Drupal.theme('mkdruDetail', data,
+ mkdru.hashAddDelOne(null, null, 'recid')));
$('.mkdru-detail').show();
clearTimeout(mkdru.pz2.recordTimer);
};
// populate state from an object and fill in the blanks with defaults
mkdru.stateFromObject = function (obj) {
- for (var key in mkdru.defaultState) {
- if (typeof(obj[key]) != "undefined") {
+ mkdru.state = $.extend({}, mkdru.defaultState);
+ for (var key in mkdru.defaultState)
+ if (typeof(obj[key]) != "undefined")
mkdru.state[key] = obj[key];
- }
- else {
- mkdru.state[key] = mkdru.defaultState[key];
- }
- }
};
// populate state from current window's hash string
alteredState[key] = mkdru.state[key];
}
}
- $.bbq.pushState(alteredState);
+ $.bbq.pushState(alteredState, 2);
};
// update mkdru_form theme's ui to match state
};
mkdru.hashChange = function () {
- var hash = $.deparam.fragment();
+ mkdru.stateFromHash();
// Request for details
- if (typeof(hash.recid) !== "undefined") {
- mkdru.pz2.record(hash.recid);
+ if (mkdru.state.recid) {
+ mkdru.pz2.record(mkdru.state.recid);
}
// Other internal link
else {
- mkdru.stateFromObject($.deparam.fragment());
+ // may need to run search again to limit targets
+ for (key in mkdru.state) {
+ if (key.substring(0,5) === 'limit' && mkdru.state[key]) {
+ mkdru.search();
+ break;
+ }
+ }
mkdru.pz2.showPage(mkdru.state.page-1);
$('.mkdru-detail').hide();
$('.mkdru-results').show();
}
};
+// return link to limit facet
+mkdru.addLimit = function (facet, limit) {
+ var newHash = $.deparam.fragment();
+ delete newHash['page'];
+ if ((typeof(newHash['limit_' + facet]) === 'undefined')
+ || !mkdru.facets[facet].multiLimit) {
+ newHash['limit_' + facet] = limit;
+ }
+ else {
+ newHash['limit_' + facet] += ';' + limit;
+ }
+ return $.param.fragment("#", newHash);
+};
+// return link to remove limit from facet
+mkdru.removeLimit = function (facet, limit) {
+ var newHash = $.deparam.fragment();
+ delete newHash['page'];
+ if (!newHash['limit_' + facet].indexOf(';') || !mkdru.facets[facet].multiLimit) {
+ delete newHash['limit_' + facet];
+ }
+ else {
+ var limits = newHash['limit_' + facet].split(';');
+ for (var i = 0; i < limits.length; i++) {
+ if (limits[i] == limit) {
+ limits.splice(i, 1);
+ newHash['limit_' + facet] = limits.join(';');
+ break;
+ }
+ }
+ }
+ return $.param.fragment("#", newHash);
+};
-// UI functions:
+
+
+// form submit handler
mkdru.submitQuery = function () {
+ // new query, back to defaults (shallow copy)
+ mkdru.state = $.extend({}, mkdru.defaultState);
mkdru.state.query = $('.mkdru-search input:text').attr('value');
- mkdru.resetPage();
mkdru.pollDropDowns();
mkdru.hashFromState();
mkdru.search();
- mkdru.submitted = true;
+ mkdru.active = true;
return false;
};
-mkdru.triggerSearch = function () {
- mkdru.search();
- mkdru.submitted = true;
-};
+// criteria drop-down (perpage, sort) handler
+mkdru.submitCriteria = function () {
+ mkdru.pollDropDowns();
+ //search is not ON, do nothing
+ if (!mkdru.active) return false;
+ // pages mean different things now
+ mkdru.state.page = 1;
+ mkdru.hashFromState();
+ mkdru.pz2.show(0, mkdru.state.perpage, mkdru.state.sort);
+ return false;
+}
mkdru.search = function () {
- mkdru.pz2.search(mkdru.state.query, mkdru.state.perpage, mkdru.state.sort,
- mkdru.state.filter);
+ var filter = null;
+ var query = mkdru.state.query;
+
+ // facet limit implementation
+ for (var facet in mkdru.facets) {
+ // facet is limited
+ if (mkdru.state['limit_' + facet]) {
+ if (facet == "source") {
+ filter = 'pz:id=' + mkdru.state.limit_source;
+ }
+ else {
+ var limits = mkdru.state['limit_' + facet].split(';');
+ for (var i = 0; i < limits.length; i++) {
+ // ex. query + and au="{limit_author}"
+ query += ' and ' + mkdru.facets[facet]['limiter'] + '="'
+ + mkdru.state['limit_' + facet] + '"';
+ }
+ }
+ }
+ }
+
+ mkdru.pz2.search(query, mkdru.state.perpage, mkdru.state.sort, filter);
+ mkdru.active = true;
};
mkdru.pollDropDowns = function () {
mkdru.state.perpage = $('.mkdru-perpage').attr('value');
mkdru.state.sort = $('.mkdru-sort').attr('value');
- if (!mkdru.submitted) return false;
- mkdru.resetPage();
- mkdru.hashFromState();
- mkdru.pz2.show(0, mkdru.state.perpage, mkdru.state.sort);
- return false;
-};
-
-mkdru.limitQuery = function (field, value) {
- $('.mkdru-search input:text').attr('value', function () {
- return this.value += ' and ' + field + '="' + value + '"';
- });
- mkdru.submitQuery();
-};
-
-mkdru.limitTarget = function (id, name) {
- var navi = document.getElementById('mkdru-navi');
- navi.innerHTML =
- 'Source: <a class="crossout" href="#" onclick="delimitTarget();return false;">'
- + name + '</a>';
- navi.innerHTML += '<hr/>';
- mkdru.state.filter = 'pz:id=' + id;
- mkdru.resetPage();
- mkdru.pollDropDowns();
- mkdru.search();
- return false;
};
mkdru.generatePager = function () {
+ // cast page parameter to numeric so we can add to it
+ if (typeof mkdru.state.page == "string") {
+ mkdru.state.page = Number(mkdru.state.page);
+ }
var total = Math.ceil(mkdru.totalRec / mkdru.state.perpage);
var first = (mkdru.state.page - mkdru.pagerRange > 0)
? mkdru.state.page - mkdru.pagerRange : 1;
var last = first + 2 * mkdru.pagerRange < total
- ? first + 2 * mkdru.pagerRange : total;
+ ? first + 2 * mkdru.pagerRange : total;
var prev = null;
var next = null;
var pages = [];
total, prev, next);
};
-mkdru.resetPage = function () {
- mkdru.state.page = 1;
- mkdru.totalRec = 0;
-};
-
-mkdru.showPage = function (pageNum) {
- mkdru.state.page = pageNum;
- mkdru.pz2.showPage(pageNum-1);
-};
-
// wait until the DOM is ready, bind events
$(window).bind( 'hashchange', mkdru.hashChange);
$('.mkdru-search').bind('submit', mkdru.submitQuery);
$('.mkdru-search input:text').attr('value', '');
- $('.mkdru-perpage').bind('change', function () { mkdru.pollDropDowns() });
- $('.mkdru-sort').bind('change', function () { mkdru.pollDropDowns() });
+ $('.mkdru-perpage').bind('change', mkdru.submitCriteria);
+ $('.mkdru-sort').bind('change', mkdru.submitCriteria);
+
+ // generate termlist for pz2.js and populate facet limit state
+ var termlist = [];
+ for (var key in mkdru.facets) {
+ termlist.push(mkdru.facets[key].pz2Name);
+ mkdru.defaultState['limit_' + key] = null;
+ }
mkdru.pz2 = new pz2( { "onshow": mkdru.pz2Show,
"showtime": 500, //each timer (show, stat, term, bytarget) can be specified this way
- "pazpar2path": mkdru.pazpar2path,
+ "pazpar2path": mkdru.pazpar2Path,
"oninit": mkdru.pz2Init,
"onstat": mkdru.pz2Status,
"onterm": mkdru.pz2Term,
- "termlist": "xtargets,subject,author",
+ "termlist": termlist.join(','),
"onbytarget": mkdru.pz2ByTarget,
- "usesessions" : mkdru.usesessions,
+ "usesessions" : mkdru.useSessions,
"showResponseType": mkdru.showResponseType,
"onrecord": mkdru.pz2Record,
"autoInit": false } );
mkdru.state.query = Drupal.settings.mkdru.query
}
- if (mkdru.usesessions) {
+ //not running against SP? init, otherwise authenticate
+ if (mkdru.useSessions) {
mkdru.pz2.init();
- } else if (mkdru.state.query) {
- mkdru.triggerSearch();
+ } else {
+ //runnin against SP
+ var user = Drupal.settings.mkdru.sp_user;
+ var pass = Drupal.settings.mkdru.sp_pass;
+ var params = {};
+ params['command'] = 'auth';
+ if (user && pass) {
+ params['action'] = 'login';
+ params['username'] = user;
+ params['password'] = pass;
+ } else {
+ params['action'] = 'ipauth';
+ }
+ var authReq = new pzHttpRequest(mkdru.pazpar2Path,
+ function (err) {
+ alert("Authentication against metasearch gateway failed: " +err);
+ }
+ );
+ authReq.get(params,
+ function (data) {
+ var s = data.getElementsByTagName('status');
+ if (s.length && Element_getTextContent(s[0]) == "OK") {
+ mkdru.realm = data.getElementsByTagName('realm');
+ mkdru.pz2Init();
+ } else {
+ alert("Malformed response when authenticating against the metasearch"
+ + " gateway");
+ }
+ }
+ );
}
});
+})(jQuery);