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112 lines
3.7 KiB
JavaScript
112 lines
3.7 KiB
JavaScript
summaryInclude=0;
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var fuseOptions = {
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shouldSort: true,
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includeMatches: true,
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threshold: 0.0,
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tokenize: true,
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location: 0,
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distance: 100,
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maxPatternLength: 32,
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minMatchCharLength: 1,
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keys: [
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{ name: "title" , weight: 0.8 },
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{ name: "contents" , weight: 0.5 },
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{ name: "tags" , weight: 0.3 },
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{ name: "categories" , weight: 0.3 }
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]
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};
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var searchQuery = param("s");
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if(searchQuery){
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var inputBox = document.getElementById('search-query');
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inputBox.value = searchQuery || "";
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executeSearch(searchQuery, false);
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} else {
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$('#search-results').append("<p class=\"search-results-empty\">Please enter a word or phrase above, or see <a href=\"/tags/\">all tags</a>.</p>");
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}
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function executeInlineSearch(){
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$(".search-results-empty").remove();
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$(".search-results-summary").remove();
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var query = document.getElementById("search-query").value;
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if(query){
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executeSearch(query, true);
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} else {
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$('#search-results').append("<p class=\"search-results-empty\">Please enter a word or phrase above, or see <a href=\"/tags/\">all tags</a>.</p>");
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}
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}
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function executeSearch(searchQuery, clear_list){
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$.getJSON( jsonfile, function( data ) {
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var pages = data;
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var fuse = new Fuse(pages, fuseOptions);
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var result = fuse.search(searchQuery);
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if(result.length > 0){
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populateResults(result);
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} else {
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if (clear_list) {
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$(".search-results-empty").remove();
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}
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$('#search-results').append("<p class=\"search-results-empty\">No matches found</p>");
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}
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});
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}
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function populateResults(result){
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searchQuery = document.getElementById("search-query").value;
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$.each(result,function(key,value){
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var contents= value.item.contents;
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var snippet = "";
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var snippetHighlights=[];
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var tags =[];
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if( fuseOptions.tokenize ){
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snippetHighlights.push(searchQuery);
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} else {
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$.each(value.matches,function(matchKey,mvalue) {
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if(mvalue.key == "tags" || mvalue.key == "categories") {
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snippetHighlights.push(mvalue.value);
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} else if(mvalue.key == "contents") {
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start = mvalue.indices[0][0]-summaryInclude>0?mvalue.indices[0][0]-summaryInclude:0;
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end = mvalue.indices[0][1]+summaryInclude<contents.length?mvalue.indices[0][1]+summaryInclude:contents.length;
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snippet += contents.substring(start,end);
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snippetHighlights.push(mvalue.value.substring(mvalue.indices[0][0],mvalue.indices[0][1]-mvalue.indices[0][0]+1));
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}
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});
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}
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if(snippet.length<1){
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snippet += contents.substring(0,summaryInclude*2);
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}
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var templateDefinition = $('#search-result-template').html();
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var tags = ""
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if (value.item.tags){
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value.item.tags.forEach(function(element) {
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tags = tags + "<a href='/tags/"+ element +"'>" + "#" + element + "</a> "
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});
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}
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var output = render(templateDefinition,{key:key,title:value.item.title,link:value.item.permalink,tags:tags,categories:value.item.categories,snippet:snippet});
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$('#search-results').append(output);
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$.each(snippetHighlights,function(snipkey,snipvalue){
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$("#summary-"+key).mark(snipvalue);
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});
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});
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}
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function param(name) {
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return decodeURIComponent((location.search.split(name + '=')[1] || '').split('&')[0]).replace(/\+/g, ' ');
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}
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function render(templateString, data) {
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var conditionalMatches,conditionalPattern,copy;
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conditionalPattern = /\$\{\s*isset ([a-zA-Z]*) \s*\}(.*)\$\{\s*end\s*}/g;
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copy = templateString;
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while ((conditionalMatches = conditionalPattern.exec(templateString)) !== null) {
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if(data[conditionalMatches[1]]){
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copy = copy.replace(conditionalMatches[0],conditionalMatches[2]);
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} else {
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copy = copy.replace(conditionalMatches[0],'');
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}
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}
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templateString = copy;
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var key, find, re;
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for (key in data) {
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find = '\\$\\{\\s*' + key + '\\s*\\}';
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re = new RegExp(find, 'g');
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templateString = templateString.replace(re, data[key]);
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}
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return templateString;
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}
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