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<script src="/js/jquery.js" type="text/javascript"></script>
<script src="/js/url-search-params.js" type="text/javascript"></script>
<script src="/js/elasticlunr.min.js" type="text/javascript"></script>
<script src="/js/loadingoverlay.min.js" type="text/javascript"></script>
<script language="Javascript">
function draw_ranklist( query, results ) {
var html = '';
if( results.length == 0 ) {
return "<p>No hits for query '" + query + "'...</p>";
} else {
html += "<p>" + results.length + " hits found</p>";
}
var start = 1;
html += "<ol class=\"ranklist\" start=\"" + start + "\">";
for( var i = 0; i < results.length; i++ ) {
var rank = results[i]['doc'];
var abstract = rank['abstract'];
var title = rank['title'];
if( title == '' ) {
title = 'No title';
}
var docid = results[i]['ref'];
html += "<li>";
html += "<div class='title'>"
html += "<a href=\"" + docid + "\">" + title + "</a></div>";
if( abstract != '' ) {
abstract = abstract.replaceAll( "#SMARK#", "<b>" ).replaceAll( "#EMARK#", "</b>" );
html += "<div class='abstract'>" + abstract + "</div>";
}
html += "</li>";
}
html += "</ol>";
return html;
}
String.prototype.replaceAll = function(search, replacement) {
var target = this;
return target.replace(new RegExp(search, 'g'), replacement);
};
function escapeHtml( text ) {
return text.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">" );
}
function executeQuery( query ) {
$( "#query" ).LoadingOverlay( "show" );
$.ajax( {
type : 'GET',
url : '/index/posts.index',
cache : false,
timeout : 5000
} )
.error( function( x, t, m ) {
var html = '';
if( x.status > 0 ) {
msg = x.responseText;
} else {
msg = t;
}
msg = escapeHtml( msg );
html = "<pre><font color='red'>There was an error loading the Elasticlunr index, reason: " + msg + "</font></pre>\n";
$( '#ranklist' ).html( html );
$( "#query" ).LoadingOverlay( "hide", true );
} )
.success( function( data ) {
var index = elasticlunr.Index.load( JSON.parse( data ) );
var results = index.search( query, { fields: { title : { boost : 2 }, content : { boost : 1 } } } );
var html = draw_ranklist( query, results );
$( '#ranklist' ).html( html );
$( "#query" ).LoadingOverlay( "hide" );
} );
};
$( window ).load( function( ) {
var paramsString = window.location.search;
var searchParams = new URLSearchParams( paramsString );
if( searchParams.has( "q" ) ) {
executeQuery( searchParams.get( "q" ) );
} else {
// TODO: come up with something here
} // Show full page LoadingOverlay
} );
</script>
<div id="ranklist">
</div>
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