var mkdru = {
// Settings to pass to pz2.js
useSessions: Drupal.settings.mkdru.use_sessions === '1',
- // showResponseType: 'json',
// Variables
active: false,
pz2: null,
totalRec: 0,
pagerRange: 6,
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
+ 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
+ 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
+ max: Drupal.settings.mkdru.author_max || 10,
+ multiLimit: false,
+ limiter: 'au'
}
},
- // State
+ // State; Keys limit_{facet key} will also be initialised
defaultState: {
page: 1,
perpage: 20,
sort: 'relevance',
- filter: null,
- query:null,
+ query:'',
recid:null
},
state: {},
+// 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]";
$('.mkdru-status').html(Drupal.theme('mkdruStatus', data.activeclients, data.clients));
};
+mkdru.contains = function (hash, key, value) {
+ if (hash[key]) {
+ if (hash[key].length) {
+ for (var i=0; i<hash[key].length; i++) {
+ if (hash[key][i] === value) {
+ return true;
+ }
+ }
+ } else {
+ return hash[key] === value;
+ }
+ }
+ return false;
+}
+
mkdru.pz2Term = function (data) {
+ // map all facets against selected, for simple rendering
+ var hash = $.deparam.fragment();
+ for (var key in hash) {
+ if (key.indexOf('limit') == 0 && hash[key])
+ //always wrap in array
+ hash[key.substr(6)] = hash[key].split(/;+/);
+ delete hash[key];
+ }
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));
+ var terms = data[mkdru.facets[facet].pz2Name];
+ for (var i=0; i<terms.length; i++) {
+ var term = terms[i];
+ var value = facet == "source" ? term.id : term.name;
+ if (mkdru.contains(hash, facet, value)) { //enabled
+ term.hashQuery = mkdru.removeLimit(facet, value);
+ term.selected = true;
+ } else { //disabled
+ term.hashQuery = mkdru.addLimit(facet, value);
+ term.selected = false;
+ }
}
+ $('.mkdru-facet-' + facet).html(
+ Drupal.theme('mkdruFacet', terms, facet, mkdru.facets[facet].max,
+ hash[facet]));
}
};
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);
};
};
mkdru.hashChange = function () {
+ // do we need to restart the search?
+ var searchTrigger = false;
+ // shallow copy of state so we can see what changed.
+ var oldState = $.extend({}, mkdru.state);
mkdru.stateFromHash();
- // Request for details
- if (mkdru.state.recid) {
+ // only have to compare values since all keys are initialised
+ for (key in mkdru.state) {
+ var changed = (mkdru.state[key] != oldState[key]);
+ if (key.substring(0,5) === 'limit' && changed)
+ searchTrigger = true;
+ if (key === 'page' && changed)
+ mkdru.pz2.showPage(mkdru.state.page-1);
+ if (key === 'query' && changed)
+ searchTrigger = true;
+ }
+ if (searchTrigger)
+ mkdru.search();
+ // request for record detail
+ if (mkdru.state.recid && (mkdru.state.recid != oldState.recid)) {
mkdru.pz2.record(mkdru.state.recid);
}
- // Other internal link
else {
- // need to run search again to limit targets
- for (key in mkdru.state) {
- if (key.substring(0,5) === 'limit') {
- mkdru.search();
+ $('.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);
+ if (limits.length < 1)
+ delete newHash['limit_' + facet];
+ else
+ newHash['limit_' + facet] = limits.join(';');
break;
}
}
- mkdru.pz2.showPage(mkdru.state.page-1);
- $('.mkdru-detail').hide();
- $('.mkdru-results').show();
}
+ return $.param.fragment("#", newHash);
};
-//form submit handler
+// form submit handler
mkdru.submitQuery = function () {
// new query, back to defaults (shallow copy)
mkdru.state = $.extend({}, mkdru.defaultState);
return false;
};
-//criteria drop-down (perpage, sort) handler
+// criteria drop-down (perpage, sort) handler
mkdru.submitCriteria = function () {
mkdru.pollDropDowns();
//search is not ON, do nothing
var query = mkdru.state.query;
// facet limit implementation
- if (mkdru.state.limit_source) {
- filter = 'pz:id=' + mkdru.state.limit_source;
- }
- if (mkdru.state.limit_subject) {
- query += ' and su="' + mkdru.state.limit_subject + '"';
- }
- if (mkdru.state.limit_author) {
- query += ' and au="' + mkdru.state.limit_author + '"';
+ 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}"
+ if (limits[i])
+ query += ' and ' + mkdru.facets[facet]['limiter'] + '="'
+ + limits[i] + '"';
+ }
+ }
+ }
}
+
mkdru.pz2.search(query, mkdru.state.perpage, mkdru.state.sort, filter);
- //inform others that the search is ON
mkdru.active = true;
};
};
mkdru.generatePager = function () {
- // make sure page param is a number, otherwise pageing frwd will be broken
+ // 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 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 = [];
mkdru.defaultState['limit_' + key] = null;
}
+ // if signaled, prepare facet container client-side
+ if (mkdru.facetContainerSelector) {
+ $(mkdru.facetContainerSelector).html(Drupal.theme('mkdruFacetContainer',
+ mkdru.facets));
+ }
+
mkdru.pz2 = new pz2( { "onshow": mkdru.pz2Show,
"showtime": 500, //each timer (show, stat, term, bytarget) can be specified this way
"pazpar2path": mkdru.pazpar2Path,
// ting thing
if (typeof(Drupal.settings.mkdru.query) !== "undefined") {
mkdru.state.query = Drupal.settings.mkdru.query
+ //force the hash to contain query
+ mkdru.hashFromState();
}
+
//not running against SP? init, otherwise authenticate
if (mkdru.useSessions) {
mkdru.pz2.init();
);
authReq.get(params,
function (data) {
- var s = data.getElementsByTagName('status');
+ var s = data.getElementsByTagName('status');
if (s.length && Element_getTextContent(s[0]) == "OK") {
mkdru.realm = data.getElementsByTagName('realm');
mkdru.pz2Init();
}
);
}
-
- //I'm not sure how this can work, it assumes the search is in a proper state?
- if (mkdru.state.recid) {
- mkdru.pz2.record(mkdru.state.recid);
- }
- //mkdru.onInit deals with this in a more proper way
- else if (mkdru.state.query) {
- mkdru.search();
- }
});
+})(jQuery);