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<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
<title>Collection View</title>
<link rel="preconnect" href="https://fonts.gstatic.com">
<link href="https://fonts.googleapis.com/css2?family=Bebas+Neue&display=swap" rel="stylesheet">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="https://fonts.googleapis.com/css?family=Roboto" rel="stylesheet">
<link href="custom.css" rel="stylesheet" type="text/css">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
<!-- Global site tag (gtag.js) - Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=G-MEPG31ZC2R"></script>
<script>
window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
gtag('js', new Date());
gtag('config', 'G-MEPG31ZC2R');
</script>
</head>
<!--
Designed and built by Ed Sperr ([email protected] or [email protected])
-->
<body>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.2/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js" integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy" crossorigin="anonymous"></script>
<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script src="venn.js"></script>
<script src="vennframework.js"></script>
<script src="proportion-graph-framework.js"></script>
<script src="local-settings.js"></script>
<div class="container" style="min-width: 35em;">
<div id="topbanner" class="jumbotron">
<h1>Collection View</h1>
<h2>Library of Congress</h2>
<a id="about" class="badge badge-pill badge-light" href="about.html">About Collection View</a>
</div>
<div class="row">
<div id="left" class="col-sm-12 col-md-6 col-lg-8">
<div id="search" class="input-group mb-3 col-lg-9 col-md-12 col-sm-12">
<input type="text" id="pmsearch" class="form-control">
<div class="input-group-append">
<button id="runsearch" class="btn btn-primary" type="button">Search</button>
</div>
</div>
<div id="breakdown">
</div>
<div id="charts">
<div id="formatpanel" class="card mb-3">
<div class="card-header">
Item formats
</div>
<div class="card-body">
<div id="formatresults"></div>
</div>
</div>
<div id="vennpanel" class="card mb-3">
<div class="card-header">
Venn diagram
</div>
<div class="card-body">
<div id="vennresults"></div>
</div>
</div>
</div>
</div>
<div class="col-sm-12 col-md-6 col-lg-4">
<div id="past" class="card mb-3">
<div class="card-header">
Searches
</div>
<div id="searches" class="panel-body">
</div>
</div>
</div>
</div>
<div id="splash" class="card mb-3">
<div class="card-body">
<div class="row">
<div class="col-lg-7 col-sm-12">
<div class="card mb-3 splashtitle">
<div class="card-body">
<p class="card-text">Collection View helps you explore your library's collections (in this case, the <a href="https://www.loc.gov/">Library of Congress</a>) by graphically <em>summarizing</em> your search results. Enter any valid <a href="https://www.loc.gov/help/search/">LoC
web search</a> and you'll see it presented in a few different ways...</p>
</div>
</div>
</div>
<div class="col-lg-5 col-sm-12">
<div class="card mb-3 splashpart" >
<img class="card-img-top" src="viruses.png" alt="Formats for 'viruses'">
<div class="card-body">
<p class="card-text">Want to see what types of materials you can find for a given search? The number of items of each format found is represented by a compact visualization.
In this example, the results for 'viruses.'</p>
</div>
</div>
</div>
<div class="col-lg-4 col-sm-12">
<div class="card mb-3 splashpart">
<img class="card-img-top" src="death-and-taxes.png" alt="Venn diagram for 'death AND taxes'">
<div class="card-body">
<p class="card-text">Want to see how the parts of a complex search interact? Use <a href="https://ncu.libguides.com/researchprocess/boolean">Boolean logic</a>, and you’ll get a Venn diagram in return.
For example, here are the results for 'death AND taxes.'</p>
</div>
</div>
</div>
<div class="col-lg-4 col-sm-12">
<div class="card mb-3 splashpart">
<img class="card-img-top" src="war-formats-proportions.png" alt="Diagram comparing proportions for 'war' by format">
<div class="card-body">
<p class="card-text">Curious about how the proportion of different items for a search compare to those of the collection as a whole? A bar graph will show you that comparison for each format.
In this example, those results for 'war.'</p>
</div>
</div>
</div>
<div class="col-lg-4 col-sm-12">
<div class="card mb-3 splashpart">
<img class="card-img-top" src="sputnik-centuries-proportions.png" alt="Diagram comparing proportions for 'war' by format">
<div class="card-body">
<p class="card-text">That same technique can be used to compare search result proproportions by century as well.
In this example, those results for 'sputnik.'</p>
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-lg-7 col-sm-12">
<div class="card mb-3 splashtitle">
<div class="card-body">
<p class="card-text">If you want to explore different search strategies, you can directly <em>compare</em> them to one another in order to zero-in on exactly the terms you want to use.
For example, here is the comparison between searches for 'popcorn' and 'popped corn.' <em><a href="about.html">(more)</a></em></p>
</div>
</div>
</div>
<div class="col-lg-5 col-sm-12">
<div class="card mb-3 splashpart ">
<img class="card-img-top" src="popcorn-comps-formats.png">
</div>
</div>
<div class="col-lg-4 col-sm-12">
<div class="card mb-3 splashpart">
<img class="card-img-top" src="popcorn-comps-venn.png">
</div>
</div>
<div class="col-lg-4 col-sm-12">
<div class="card mb-3 splashpart">
<img class="card-img-top" src="popcorn-comps-format-props.png">
</div>
</div>
<div class="col-lg-4 col-sm-12">
<div class="card mb-3 splashpart">
<img class="card-img-top" src="popcorn-comps-century-props.png">
</div>
</div>
</div>
</div>
</div>
<div id="waiting" class="modal fade" tabindex="-1" role="dialog" aria-labelledby="load-text">
<div class="modal-dialog modal-sm" role="document">
<div class="modal-content">
<div class="modal-header">
<h4 class="modal-title">Please wait...</h4>
</div>
<div class="modal-body">
<img src="loading-bars.svg">
</div>
</div>
</div>
</div>
</div>
<p style='clear: both; margin-bottom: 60px;'></p>
<br />
<footer class="footer">
<div class="container">
<span class="text-muted">Design and contruction by <a href="https://esperr.github.io/about/">Ed Sperr, M.L.I.S.</a> |
Data from <a href="https://www.loc.gov/apis/">Library of Congress</a> | Visualization tools from <a href="https://developers.google.com/chart/interactive/docs/gallery/barchart" target="_blank">Google</a> and
<a href="https://github.com/benfred/venn.js/" target="_blank">Ben Frederickson</a>
| See the code at <a href="https://github.com/esperr/collection-view">GitHub</a></span>
</div>
</footer>
<script>
var searches = {};
var pausetime = performance.now();
var searchkey = 0;
const LOCstem = "https://www.loc.gov/search/?q=";
var formatwidth = $("#formatresults").innerWidth() * .9;
var yearwidth = $("#yearresults").innerWidth() * .9;
var vennwidth = $("#vennresults").innerWidth() * .9;
$("#charts").hide();
$("#past").hide();
$( "#yearresults" ).attr( "style", "min-width: " + yearwidth + "px;" );
$( "#vennresults" ).attr( "style", "min-width: " + vennwidth + "px;" );
google.charts.load('current', {packages: ['corechart', 'bar']});
(function() {
getbaselines();
function handlesearch() {
var term = $("#pmsearch").val();
if (!term) {
return;
}
dosearch(term);
}
//Page actions and behaviors
function showWait() {
$( "#pmsearch" ).prop( "disabled", true );
$( "#pmsearch").val("");
$( "#runsearch" ).prop( "disabled", true );
$('#waiting').modal('show');
}
function showDone() {
$( "#pmsearch" ).prop( "disabled", false );
$( "#runsearch" ).prop( "disabled", false );
$( "#runsearch" ).removeClass( "hideme" );
$('#waiting').modal('hide');
setTimeout(function() {
var isShown = $('#waiting').hasClass('show');
if (isShown) {
$('#waiting').modal('hide');
}
}, 1000);
}
$( "#past" ).on( "click", ".pastsearch", function() {
//while (sets.length) { sets.pop(); }
var searchIndex = $(this).data("searchIndex");
showCurrentSearch(searchIndex);
showMultiFormats([searchIndex]);
showFormatBaselineComps([searchIndex]);
if (searches[searchIndex].vennsets.length < 1) {
$("#vennresults").empty();
$("#vennresults").append('<p class="vennMsg">Only one valid search term entered<br />To see a Venn diagram, use Boolean opeartors or <em>combine</em> searches using the menu on the right</p>');
} else {
sets = searches[searchIndex].vennsets.slice(0);
drawVennDiagram();
}
});
$( "#past" ).on( "click", "#showcompare", function() {
$("#past input[name='term']").toggle();
$("#showcompare").toggle();
$("#savebutton").toggle();
$("#past dl").after('<input id="compare" type="button" class="btn btn-primary" value="Compare" /><button id="closecompare" type="button" class="btn btn-default showsearches">Close</button>')
});
$( "#past" ).on( "click", "#compare", function() {
var comparisons = [];
$( "input[name='term']" ).each(function( index ) {
if (this.checked) {
comparisons.push( $( this ).val() );
}
});
showComparisons(comparisons);
compVenn(comparisons);
});
$( "#past" ).on( "click", ".showsearches", function() {
showSearches();
});
$( ".row" ).on( "click", "#reset", function() {
location.replace(location.pathname);
});
//Searching...
function showSearches() {
$('#load-session').hide();
var maxheight = $(".row").first().height() * .8;
var searchname;
$( "#searches" ).empty();
$( "#past" ).removeClass( "hideme" );
$( "#searches" ).attr( 'style', 'max-height:' + maxheight + 'px' );
$( "#searches" ).append("<dl>");
for (var key in searches) {
if (searches.hasOwnProperty(key)) {
if (searches[key].nickname) {
searchname = '"' + searches[key].nickname + '"';
} else {
searchname = searches[key].term;
}
$("#searches dl").append('<dt class="pastsearch"><input type="checkbox" name="term" id="' + key + '" value="' + key + '"> <a href="#!">' + searchname + "</a></dt>");
$("#searches dt").last().append(": " + searches[key].count );
$("#searches dt").last().data("searchIndex", key);
}
}
$("#past input[name='term']").toggle();
if ($("#searches dt").last().data("searchIndex") > 0) {
$("#searches dl").after('<input id="showcompare" type="button" class="btn btn-default" value="Compare searches" />');
}
}
//...and displaying results
function showCurrentSearch(searchkey) {
currentSearch = searches[searchkey];
$( "#breakdown" ).show();
$( "#breakdown" ).empty();
$( "#breakdown" ).append('<p id="yourterm">Your search:</p>');
$( "#yourterm" ).append("'" + currentSearch.term + "'");
var lcurl = LOCstem + encodeURI(currentSearch.term);
$( "#yourterm" ).append('<span id="count"> found <a href="' + lcurl + '" target="_pmresults">' + currentSearch.count + '</a> results</span>');
$( "#yourterm" ).append(' <a href="' + lcurl +'" " target="_blank"><span class="glyphicon glyphicon-link"></span></a>');
$("#showedit").after(' <button id="deleteme" type="button" class="btn btn-danger">Delete this search</button>');
}
function showMultiFormats(searchkeys) {
var formatnames = ['Format'];
var mykey;
var mysearch;
var myformats;
for (m=0; m<searchkeys.length; m++) {
mysearch = searches[searchkeys[m]];
var myformats = mysearch.formatcounts;
for (i=0; i<myformats.length; i++) {
var formattest = formatnames.filter(obj => {
return obj.label === myformats[i].format;
});
if (formattest.length == 0) {
var formatObj = {label: myformats[i].format, type: 'number'};
formatnames.push(formatObj);
}
}
}
var countsarray = [formatnames];
for (m=0; m<searchkeys.length; m++) {
mysearch = searches[searchkeys[m]];
var formatcounts = [mysearch.term];
var myformats = mysearch.formatcounts;
for (i=1; i<formatnames.length; i++) {
var selectedformat = myformats.filter(obj => {
return obj.format === formatnames[i].label;
});
if (selectedformat.length > 0) {
formatcounts.push(selectedformat[0].count);
} else {
formatcounts.push("0");
}
}
countsarray.push(formatcounts);
}
var data = google.visualization.arrayToDataTable(countsarray);
var options = {
width: formatwidth,
height: (formatwidth * 0.3) * searchkeys.length,
legend: { position: 'top', maxLines: 3 },
bar: { groupWidth: '60%' },
isStacked: true
};
var chart = new google.visualization.BarChart(document.getElementById('formatresults'));
//Here comes the clicky bit...
function selectHandler() {
var selectedItem = chart.getSelection()[0];
if (selectedItem && selectedItem.row != null) {
term = data.getValue(selectedItem.row, 0);
format = formatnames[selectedItem.column].label;
var searchroot = getSearchRoot(format);
var locurl = searchroot + term;
window.open(locurl,'_formatsearch');
}
}
google.visualization.events.addListener(chart, 'select', selectHandler);
//google.visualization.events.addListener(chart, 'ready', function () {
// showDone();
//$('#waiting').modal('hide');
//});
chart.draw(data, options);
showDone();
}
function showComparisons(comparisons) {
$( "#breakdown" ).empty();
$( "#formatresults" ).empty();
showMultiFormats(comparisons);
showFormatBaselineComps(comparisons);
}
//If something goes wrong, we start over
function startOver() {
//$("#loading").remove();
alert("Something bad happened when we called the API...");
showDone();
}
function dosearch(term) {
if (searchkey == 0) {
$( "#charts" ).show();
$( "#past" ).show();
}
//showWait();
$('#waiting').modal('show');
pausetime = performance.now();
checkbaselines();
function checkbaselines() {
if (baselines.length === proportionfacets.length) {
callsearch();
} else {
setTimeout(checkbaselines, 30);
}
}
function callsearch() {
$.ajax({
url: baseURL,
error: function () {
startOver();
return;
},
data: {
all: 'true',
q: term,
fo: 'json'
},
success: function( data ) {
// check to see if we get an unusable response
if (!data.search) {
startOver();
return;
}
var totalcount = getCount(data);
if (totalcount == "0") {
$("#breakdown").prepend('<div class="alert alert-danger" role="alert">Nothing found for "' + term + '"! Please try again...</div>');
showDone();
//$('#waiting').modal('hide');
return;
} else {
search = {
'term': term,
'count': totalcount
}
for (let i = 0; i < proportionfacets.length; i++) {
let myFacets = getFacets(data, proportionfacets[i].typedesc, "lc");
let type = proportionfacets[i].type;
let facetcounts = [];
$.each( myFacets, function( key, value ) {
var mycount = value.count;
var mytitle = value.title;
var proportion = mycount/totalcount;
var countObj = { 'count': mycount, 'proportion': proportion };
countObj[type] = mytitle;
facetcounts.push(countObj);
search[type + 'counts'] = facetcounts;
});
}
//let formats = getFacets(data, "original-format", "lc");
//var formatcounts = [];
//$.each( formats, function( key, value ) {
// var mycount = value.count;
// var mytitle = value.title;
//var mymatch = formatbaselines.filter(obj => {
// return obj.format === mytitle;
//});
//var proportion = mycount/totalcount;
//var format = { 'format': mytitle, 'count': mycount, 'proportion': proportion };
//formatcounts.push(format);
//search['formatcounts'] = formatcounts;
//});
//var centuryfacets = data.facets.filter(obj => {
// return obj.type === "dates";
//});
//var centuries = centuryfacets[0].filters
//var centurycounts = [];
//$.each( centuries, function( key, value ) {
// var mycount = value.count;
// var mytitle = value.title;
// var proportion = mycount/totalcount;
// var century = { 'century': mytitle, 'count': mycount, 'proportion': proportion };
// centurycounts.push(century);
//search['centurycounts'] = centurycounts;
//});
//search = {
// 'term': term,
// 'count': data.search.hits,
// 'formatcounts': formatcounts,
// 'centurycounts': centurycounts,
//};
searches[searchkey] = search;
//showDone();
console.log(searches)
showSearches();
showMultiFormats([searchkey]);
showFormatBaselineComps([searchkey]);
//showCenturyBaselineComps([searchkey]);
//showFormats(searchkey);
//var facets = data.facets;
$( ".sharelink" ).remove();
//yearsearch(searchkey, term);
startVenn(searchkey, term);
showCurrentSearch(searchkey);
searchkey++;
if (searchkey == 1) {
$( "#splash" ).hide();
$("#charts").after('<button id="reset" type="button" style="float: right;" class="btn btn-danger">Reset All Searches</button>');
$('[data-toggle="popover"]').popover();
}
//showTranslation(data.esearchresult.querytranslation);
}
}
});
}
}
$("#runsearch").click(function(){
handlesearch();
});
$(document).keypress(function(e) {
if(e.which == 13) {
//Because both IE and FF now "helpfully" ignore the spec and treat 'button' the same as 'submit'
e.preventDefault();
handlesearch();
}
});
})
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