6 lines
No EOL
6.4 KiB
JavaScript
6 lines
No EOL
6.4 KiB
JavaScript
/**
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* @file GoatCounter v4: https://www.goatcounter.com
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* @license
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* This file is released under the ISC license: https://opensource.org/licenses/ISC
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*/
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(function(){"use strict";if(window.goatcounter&&window.goatcounter.vars)window.goatcounter=window.goatcounter.vars;else window.goatcounter=window.goatcounter||{};var s=document.querySelector("script[data-goatcounter]");if(s&&s.dataset.goatcounterSettings){try{var set=JSON.parse(s.dataset.goatcounterSettings)}catch(err){console.error("invalid JSON in data-goatcounter-settings: "+err)}for(var k in set)if(["no_onload","no_events","allow_local","allow_frame","path","title","referrer","event"].indexOf(k)>-1)window.goatcounter[k]=set[k]}var enc=encodeURIComponent;var get_data=function(vars){var data={p:vars.path===undefined?goatcounter.path:vars.path,r:vars.referrer===undefined?goatcounter.referrer:vars.referrer,t:vars.title===undefined?goatcounter.title:vars.title,e:!!(vars.event||goatcounter.event),s:[window.screen.width,window.screen.height,window.devicePixelRatio||1],b:is_bot(),q:location.search};var rcb,pcb,tcb;if(typeof data.r==="function")rcb=data.r;if(typeof data.t==="function")tcb=data.t;if(typeof data.p==="function")pcb=data.p;if(is_empty(data.r))data.r=document.referrer;if(is_empty(data.t))data.t=document.title;if(is_empty(data.p))data.p=get_path();if(rcb)data.r=rcb(data.r);if(tcb)data.t=tcb(data.t);if(pcb)data.p=pcb(data.p);return data};var is_empty=function(v){return v===null||v===undefined||typeof v==="function"};var is_bot=function(){var w=window,d=document;if(w.callPhantom||w._phantom||w.phantom)return 150;if(w.__nightmare)return 151;if(d.__selenium_unwrapped||d.__webdriver_evaluate||d.__driver_evaluate)return 152;if(navigator.webdriver)return 153;return 0};var urlencode=function(obj){var p=[];for(var k in obj)if(obj[k]!==""&&obj[k]!==null&&obj[k]!==undefined&&obj[k]!==false)p.push(enc(k)+"="+enc(obj[k]));return"?"+p.join("&")};var warn=function(msg){if(console&&"warn"in console)console.warn("goatcounter: "+msg)};var get_endpoint=function(){var s=document.querySelector("script[data-goatcounter]");if(s&&s.dataset.goatcounter)return s.dataset.goatcounter;return goatcounter.endpoint||window.counter};var get_path=function(){var loc=location,c=document.querySelector('link[rel="canonical"][href]');if(c){var a=document.createElement("a");a.href=c.href;if(a.hostname.replace(/^www\./,"")===location.hostname.replace(/^www\./,""))loc=a}return loc.pathname+loc.search||"/"};var on_load=function(f){if(document.body===null)document.addEventListener("DOMContentLoaded",(function(){f()}),false);else f()};goatcounter.filter=function(){if("visibilityState"in document&&document.visibilityState==="prerender")return"visibilityState";if(!goatcounter.allow_frame&&location!==parent.location)return"frame";if(!goatcounter.allow_local&&location.hostname.match(/(localhost$|^127\.|^10\.|^172\.(1[6-9]|2[0-9]|3[0-1])\.|^192\.168\.|^0\.0\.0\.0$)/))return"localhost";if(!goatcounter.allow_local&&location.protocol==="file:")return"localfile";if(localStorage&&localStorage.getItem("skipgc")==="t")return"disabled with #toggle-goatcounter";return false};window.goatcounter.url=function(vars){var data=get_data(vars||{});if(data.p===null)return;data.rnd=Math.random().toString(36).substr(2,5);var endpoint=get_endpoint();if(!endpoint)return warn("no endpoint found");return endpoint+urlencode(data)};window.goatcounter.count=function(vars){var f=goatcounter.filter();if(f)return warn("not counting because of: "+f);var url=goatcounter.url(vars);if(!url)return warn("not counting because path callback returned null");if(!navigator.sendBeacon(url)){var img=document.createElement("img");img.src=url;img.style.position="absolute";img.style.bottom="0px";img.style.width="1px";img.style.height="1px";img.loading="eager";img.setAttribute("alt","");img.setAttribute("aria-hidden","true");var rm=function(){if(img&&img.parentNode)img.parentNode.removeChild(img)};img.addEventListener("load",rm,false);document.body.appendChild(img)}};window.goatcounter.get_query=function(name){var s=location.search.substr(1).split("&");for(var i=0;i<s.length;i++)if(s[i].toLowerCase().indexOf(name.toLowerCase()+"=")===0)return s[i].substr(name.length+1)};window.goatcounter.bind_events=function(){if(!document.querySelectorAll)return;var send=function(elem){return function(){goatcounter.count({event:true,path:elem.dataset.goatcounterClick||elem.name||elem.id||"",title:elem.dataset.goatcounterTitle||elem.title||(elem.innerHTML||"").substr(0,200)||"",referrer:elem.dataset.goatcounterReferrer||elem.dataset.goatcounterReferral||""})}};Array.prototype.slice.call(document.querySelectorAll("*[data-goatcounter-click]")).forEach((function(elem){if(elem.dataset.goatcounterBound)return;var f=send(elem);elem.addEventListener("click",f,false);elem.addEventListener("auxclick",f,false);elem.dataset.goatcounterBound="true"}))};window.goatcounter.visit_count=function(opt){on_load((function(){opt=opt||{};opt.type=opt.type||"html";opt.append=opt.append||"body";opt.path=opt.path||get_path();opt.attr=opt.attr||{width:"200",height:opt.no_branding?"60":"80"};opt.attr["src"]=get_endpoint()+"er/"+enc(opt.path)+"."+enc(opt.type)+"?";if(opt.no_branding)opt.attr["src"]+="&no_branding=1";if(opt.style)opt.attr["src"]+="&style="+enc(opt.style);if(opt.start)opt.attr["src"]+="&start="+enc(opt.start);if(opt.end)opt.attr["src"]+="&end="+enc(opt.end);var tag={png:"img",svg:"img",html:"iframe"}[opt.type];if(!tag)return warn("visit_count: unknown type: "+opt.type);if(opt.type==="html"){opt.attr["frameborder"]="0";opt.attr["scrolling"]="no"}var d=document.createElement(tag);for(var k in opt.attr)d.setAttribute(k,opt.attr[k]);var p=document.querySelector(opt.append);if(!p)return warn("visit_count: append not found: "+opt.append);p.appendChild(d)}))};if(location.hash==="#toggle-goatcounter"){if(localStorage.getItem("skipgc")==="t"){localStorage.removeItem("skipgc","t");alert("GoatCounter tracking is now ENABLED in this browser.")}else{localStorage.setItem("skipgc","t");alert("GoatCounter tracking is now DISABLED in this browser until "+location+" is loaded again.")}}if(!goatcounter.no_onload)on_load((function(){if(!("visibilityState"in document)||document.visibilityState==="visible")goatcounter.count();else{var f=function(e){if(document.visibilityState!=="visible")return;document.removeEventListener("visibilitychange",f);goatcounter.count()};document.addEventListener("visibilitychange",f)}if(!goatcounter.no_events)goatcounter.bind_events()}))})(); |