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jQuery.fn.overflowScrollReset = function() { |
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$(this).scrollTop($(this).scrollTop() - $(this).offset().top); |
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return this; |
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}; |
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$(document).ready(function(){ |
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var xhrGetSuggestions, xhrGetResults; |
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|
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$('#browse-search form').submit(function(event) { |
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// if there is an in progress request, abort it so we |
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// don't end up with a race condition |
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if(xhrGetSuggestions && xhrGetSuggestions.readyState != 4){ |
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xhrGetSuggestions.abort(); |
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} |
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|
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var userInput = $('#browse-searchterm').val().trim(); |
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var userField = $('#browse-searchfield').val(); |
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var userFuzziness = $('input[name=browse-searchfuzziness]:checked', '#browse-searchfuzziness').val(); |
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var leftPaneResults = $('#browse-searchresults li').not('.loading, .no-results'); |
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var rightPaneResults = $('#browse-selectionsearch ol li'); |
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|
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event.preventDefault(); |
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|
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if(!userInput) { |
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return; |
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} |
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|
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// remove any error states and show the results area (except right pane) |
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$('#browse-suggestionserror').addClass('hidden'); |
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$('#browse-searchresults .no-results').addClass('hidden'); |
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$('#browse-resultswrapper').removeClass('hidden'); |
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$('#browse-selection').addClass('hidden').text(""); |
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$('#browse-selectionsearch').addClass('hidden'); |
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|
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// clear any results from left and right panes |
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leftPaneResults.remove(); |
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rightPaneResults.remove(); |
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|
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// show the spinner in the left pane |
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$('#browse-searchresults .loading').removeClass('hidden'); |
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|
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xhrGetSuggestions = $.get(window.location.pathname, {api: "GetSuggestions", field: userField, prefix: userInput, fuzziness: userFuzziness}) |
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.always(function() { |
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// hide spinner |
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$('#browse-searchresults .loading').addClass('hidden'); |
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}) |
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.done(function(data) { |
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var fragment = document.createDocumentFragment(); |
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|
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if (data.length === 0) { |
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$('#browse-searchresults .no-results').removeClass('hidden'); |
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|
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return; |
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} |
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|
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// scroll to top of container again |
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$("#browse-searchresults").overflowScrollReset(); |
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|
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// store the type of search that was performed as an attrib |
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$('#browse-searchresults').data('field', userField); |
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|
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$.each(data, function(index, object) { |
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// use a document fragment so we don't need to nest the elems |
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// or append during each iteration (which would be slow) |
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var elem = document.createElement("li"); |
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var link = document.createElement("a"); |
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link.textContent = object.text; |
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link.setAttribute("href", "#"); |
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elem.appendChild(link); |
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fragment.appendChild(elem); |
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}); |
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|
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$('#browse-searchresults').append(fragment.cloneNode(true)); |
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}) |
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.fail(function(jqXHR) { |
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//if 500 or 404 (abort is okay though) |
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if (jqXHR.statusText !== "abort") { |
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$('#browse-resultswrapper').addClass('hidden'); |
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$('#browse-suggestionserror').removeClass('hidden'); |
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} |
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}); |
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}); |
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|
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$('#browse-searchresults').on("click", 'a', function(event) { |
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// if there is an in progress request, abort it so we |
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// don't end up with a race condition |
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if(xhrGetResults && xhrGetResults.readyState != 4){ |
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xhrGetResults.abort(); |
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} |
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|
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var term = $(this).text(); |
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var field = $('#browse-searchresults').data('field'); |
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var rightPaneResults = $('#browse-selectionsearch ol li'); |
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|
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event.preventDefault(); |
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|
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// clear any current selected classes and add a new one |
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$(this).parent().siblings().children().removeClass('selected'); |
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$(this).addClass('selected'); |
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|
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// copy in the clicked text |
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$('#browse-selection').removeClass('hidden').text(term); |
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|
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// show the right hand pane if it is not shown already |
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$('#browse-selectionsearch').removeClass('hidden'); |
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|
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// hide the no results element |
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$('#browse-selectionsearch .no-results').addClass('hidden'); |
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|
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// clear results |
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rightPaneResults.remove(); |
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|
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// turn the spinner on |
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$('#browse-selectionsearch .loading').removeClass('hidden'); |
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|
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// do the query for the term |
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xhrGetResults = $.get(window.location.pathname, {api: "GetResults", field: field, term: term}) |
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.always(function() { |
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// hide spinner |
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$('#browse-selectionsearch .loading').addClass('hidden'); |
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}) |
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.done(function(data) { |
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var fragment = document.createDocumentFragment(); |
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|
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if (data.length === 0) { |
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$('#browse-selectionsearch .no-results').removeClass('hidden'); |
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|
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return; |
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} |
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|
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// scroll to top of container again |
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$("#browse-selectionsearch").overflowScrollReset(); |
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|
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$.each(data, function(index, object) { |
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// use a document fragment so we don't need to nest the elems |
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// or append during each iteration (which would be slow) |
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var elem = document.createElement("li"); |
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var title = document.createElement("h4"); |
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var link = document.createElement("a"); |
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var author = document.createElement("p"); |
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var destination = window.location.pathname; |
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|
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destination = destination.replace("browse", "detail"); |
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destination = destination + "?biblionumber=" + object.id; |
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|
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author.className = "author"; |
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|
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link.setAttribute("href", destination); |
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link.setAttribute("target", "_blank"); |
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link.textContent = object.title; |
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title.appendChild(link); |
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author.textContent = object.author; |
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elem.appendChild(title); |
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elem.appendChild(author); |
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fragment.appendChild(elem); |
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}); |
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$('#browse-selectionsearch ol').append(fragment.cloneNode(true)); |
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}) |
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.fail(function(jqXHR) { |
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//if 500 or 404 (abort is okay though) |
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if (jqXHR.statusText !== "abort") { |
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$('#browse-resultswrapper').addClass('hidden'); |
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$('#browse-suggestionserror').removeClass('hidden'); |
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} |
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}); |
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|
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}); |
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|
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}); |