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@daominhdam
Forked from eviltester/linkchecker.js
Created August 17, 2019 03:36
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link checking from snippets
var links = document.querySelectorAll("a");
var linkReport = [];
var linksChecked=0;
links.forEach(function(link){
var reportLine = {url: link.getAttribute('href'), status:0, redirectedTo: "", message : "", element : link};
linkReport.push(reportLine);
console.log("HEAD " + reportLine.url);
fetch(reportLine.url, {
method: 'HEAD',
mode: 'cors',
//mode: 'no-cors',
redirect: 'follow'
})
.then(function(response) {
linksChecked++;
reportLine.status=response.status;
reportLine.message= response.statusText + " | " +
response.type + " | " +
(response.message || "") + " | " +
JSON.stringify(response.headers) ;
if(response.redirected){
reportLine.redirectedTo = response.url;
}
console.table(response);
}
)
.catch(function(error){
reportLine.message = error;
console.table(error);
linksChecked++;
});
});
function imgreport(links){
links.forEach(function(link){
if(link.status==0){
// trigger error messages with status
// to the console for status of 0
var img = new Image();
img.src = link.url;
}
}
);
}
var finishReport = setInterval(
function(){if(linksChecked>=linkReport.length){
console.table(linkReport);
imgreport(linkReport);
clearInterval(finishReport);
}}
, 3000);
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