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QUESTDB_website/static/js/getTextFromFile.js

36 lines
955 B
JavaScript

async function getTextFromFileUrlAsync(url) {
return new Promise(function (resolve, reject) {
var req = new XMLHttpRequest();
req.open("GET",url, true);
req.onreadystatechange = function() {
if (req.readyState == 4) {
if (req.status == 200) {//when a good response is given do this
var text = req.responseText;
resolve(text);
} else {
reject({
status: req.status,
statusText: req.statusText
});
}
}
}
req.send();
});
}
async function getTextFromUploadedFileAsync(inputFile){
const temporaryFileReader = new FileReader();
return new Promise((resolve, reject) => {
temporaryFileReader.onerror = () => {
temporaryFileReader.abort();
reject(new DOMException("Problem parsing input file."));
};
temporaryFileReader.onload = () => {
resolve(temporaryFileReader.result);
};
temporaryFileReader.readAsText(inputFile);
});
};