app-MAIL-temp/static/js/utils/drag-drop-into-text.js

28 lines
862 B
JavaScript

const MAX_BYTES = 10240; // 10KiB
function enableDragDropForPGPKeys(inputID) {
function drop(event) {
event.stopPropagation();
event.preventDefault();
let files = event.dataTransfer.files;
for (let i = 0; i < files.length; i++) {
let file = files[i];
if(file.type !== 'text/plain'){
toastr.warning(`File ${file.name} is not a public key file`);
continue;
}
let reader = new FileReader();
reader.onloadend = onFileLoaded;
reader.readAsBinaryString(file);
}
}
function onFileLoaded(event) {
const initialData = event.currentTarget.result.substr(0, MAX_BYTES);
$(inputID).val(initialData);
}
const dropArea = $(inputID).get(0);
dropArea.addEventListener("drop", drop, false);
}