6 lines
4.1 KiB
JavaScript
6 lines
4.1 KiB
JavaScript
/*!
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* Simple-Jekyll-Search
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* Copyright 2015-2020, Christian Fei
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* Licensed under the MIT License.
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*/
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!function(){"use strict";var i={compile:function(r){return o.template.replace(o.pattern,function(t,e){var n=o.middleware(e,r[e],o.template);return void 0!==n?n:r[e]||t})},setOptions:function(t){o.pattern=t.pattern||o.pattern,o.template=t.template||o.template,"function"==typeof t.middleware&&(o.middleware=t.middleware)}},o={};o.pattern=/\{(.*?)\}/g,o.template="",o.middleware=function(){};var n=function(t,e){var n=e.length,r=t.length;if(n<r)return!1;if(r===n)return t===e;t:for(var i=0,o=0;i<r;i++){for(var u=t.charCodeAt(i);o<n;)if(e.charCodeAt(o++)===u)continue t;return!1}return!0},e=new function(){this.matches=function(t,e){return n(e.toLowerCase(),t.toLowerCase())}};var r=new function(){this.matches=function(e,t){return!!e&&(e=e.trim().toLowerCase(),(t=t.trim().toLowerCase()).split(" ").filter(function(t){return 0<=e.indexOf(t)}).length===t.split(" ").length)}};var u={put:function(t){if(f(t))return p(t);if(function(t){return Boolean(t)&&"[object Array]"===Object.prototype.toString.call(t)}(t))return function(t){var e=[];l();for(var n=0,r=t.length;n<r;n++)f(t[n])&&e.push(p(t[n]));return e}(t);return undefined},clear:l,search:function(t){return t?function(t,e,n,r){for(var i=[],o=0;o<t.length&&i.length<r.limit;o++){var u=function(t,e,n,r){for(var i in t)if(!function(t,e){for(var n=!1,r=0,i=(e=e||[]).length;r<i;r++){var o=e[r];!n&&new RegExp(t).test(o)&&(n=!0)}return n}(t[i],r.exclude)&&n.matches(t[i],e))return t}(t[o],e,n,r);u&&i.push(u)}return i}(s,t,c.searchStrategy,c).sort(c.sort):[]},setOptions:function(t){(c=t||{}).fuzzy=t.fuzzy||!1,c.limit=t.limit||10,c.searchStrategy=t.fuzzy?e:r,c.sort=t.sort||a}};function a(){return 0}var s=[],c={};function l(){return s.length=0,s}function f(t){return Boolean(t)&&"[object Object]"===Object.prototype.toString.call(t)}function p(t){return s.push(t),s}c.fuzzy=!1,c.limit=10,c.searchStrategy=c.fuzzy?e:r,c.sort=a;var d={load:function(t,e){var n=window.XMLHttpRequest?new window.XMLHttpRequest:new ActiveXObject("Microsoft.XMLHTTP");n.open("GET",t,!0),n.onreadystatechange=function(e,n){return function(){if(4===e.readyState&&200===e.status)try{n(null,JSON.parse(e.responseText))}catch(t){n(t,null)}}}(n,e),n.send()}};var h={merge:function(t,e){var n={};for(var r in t)n[r]=t[r],"undefined"!=typeof e[r]&&(n[r]=e[r]);return n},isJSON:function(t){try{return t instanceof Object&&JSON.parse(JSON.stringify(t))?!0:!1}catch(e){return!1}}};var t,m,v,w;function y(t){u.put(t),m.searchInput.addEventListener("input",function(t){-1===[13,16,20,37,38,39,40,91].indexOf(t.which)&&(g(),z(t.target.value))})}function g(){m.resultsContainer.innerHTML=""}function O(t){m.resultsContainer.innerHTML+=t}function z(t){var e;(e=t)&&0<e.length&&(g(),function(t,e){var n=t.length;if(0===n)return O(m.noResultsText);for(var r=0;r<n;r++)t[r].query=e,O(i.compile(t[r]))}(u.search(t),t))}function S(t){throw new Error("SimpleJekyllSearch --- "+t)}t=window,m={searchInput:null,resultsContainer:null,json:[],success:Function.prototype,searchResultTemplate:'<li><a href="{url}" title="{desc}">{title}</a></li>',templateMiddleware:Function.prototype,sortMiddleware:function(){return 0},noResultsText:"No results found",limit:10,fuzzy:!1,exclude:[]},w=function j(t){if(!((e=t)&&"undefined"!=typeof e.required&&e.required instanceof Array))throw new Error("-- OptionsValidator: required options missing");var e;if(!(this instanceof j))return new j(t);var r=t.required;this.getRequiredOptions=function(){return r},this.validate=function(e){var n=[];return r.forEach(function(t){"undefined"==typeof e[t]&&n.push(t)}),n}}({required:v=["searchInput","resultsContainer","json"]}),t.SimpleJekyllSearch=function(t){var n;0<w.validate(t).length&&S("You must specify the following required options: "+v),m=h.merge(m,t),i.setOptions({template:m.searchResultTemplate,middleware:m.templateMiddleware}),u.setOptions({fuzzy:m.fuzzy,limit:m.limit,sort:m.sortMiddleware}),h.isJSON(m.json)?y(m.json):(n=m.json,d.load(n,function(t,e){t&&S("failed to get JSON ("+n+")"),y(e)}));var e={search:z};return"function"==typeof m.success&&m.success.call(e),e}}(); |