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var upload = {};
upload.isPrivate = true;
upload.token = localStorage.token;
upload.maxFileSize;
upload.checkIfPublic = function(){
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function() {
if (xhr.readyState == XMLHttpRequest.DONE) {
upload.isPublic = JSON.parse(xhr.responseText).private;
upload.maxFileSize = JSON.parse(xhr.responseText).maxFileSize;
upload.preparePage();
}
}
xhr.open('GET', '/api/check', true);
xhr.send(null);
}
upload.preparePage = function(){
if(!upload.isPrivate) return upload.prepareUpload();
if(!upload.token){
document.getElementById('tokenSubmit').addEventListener('click', function(){
upload.verifyToken(document.getElementById('token').value)
});
document.getElementById('tokenContainer').style.display = 'flex';
return;
}
upload.verifyToken(upload.token, true);
}
upload.verifyToken = function(token, reloadOnError = false){
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function() {
if (xhr.readyState == XMLHttpRequest.DONE) {
var json = JSON.parse(xhr.responseText);
if(json.success === false){
swal({
title: "An error ocurred",
text: json.description,
type: "error"
}, function(){
if(reloadOnError){
localStorage.removeItem("token");
location.reload();
}
})
return;
}
localStorage.token = token;
upload.token = token;
return upload.prepareUpload();
}
}
xhr.open('GET', '/api/tokens/verify', true);
xhr.setRequestHeader('type', 'client');
xhr.setRequestHeader('token', token);
xhr.send(null);
}
upload.prepareUpload = function(){
div = document.createElement('div');
div.id = 'dropzone';
div.innerHTML = 'Click here or drag and drop files';
div.style.display = 'flex';
document.getElementById('maxFileSize').innerHTML = 'Maximum upload size per file is ' + upload.maxFileSize;
document.getElementById('tokenContainer').style.display = 'none';
document.getElementById('uploadContainer').appendChild(div);
upload.prepareDropzone();
}
upload.prepareDropzone = function(){
var previewNode = document.querySelector('#template');
previewNode.id = '';
var previewTemplate = previewNode.parentNode.innerHTML;
previewNode.parentNode.removeChild(previewNode);
var dropzone = new Dropzone('div#dropzone', {
url: '/api/upload',
paramName: 'files[]',
maxFilesize: upload.maxFileSize.slice(0, -2),
parallelUploads: 2,
uploadMultiple: false,
previewsContainer: 'div#uploads',
previewTemplate: previewTemplate,
createImageThumbnails: false,
maxFiles: 1000,
autoProcessQueue: true,
headers: {
'auth': upload.token
},
init: function() {
this.on('addedfile', function(file) {
document.getElementById('uploads').style.display = 'block';
});
}
});
// Update the total progress bar
dropzone.on('uploadprogress', function(file, progress) {
file.previewElement.querySelector('.progress').style.width = progress + '%';
});
dropzone.on('success', function(file, response) {
// Handle the responseText here. For example, add the text to the preview element:
if(response.success === false){
var span = document.createElement('span');
span.innerHTML = response.description;
file.previewTemplate.querySelector('.link').appendChild(span);
return;
}
a = document.createElement('a');
a.href = response.files[0].url;
a.target = '_blank';
a.innerHTML = response.files[0].url;
file.previewTemplate.querySelector('.link').appendChild(a);
file.previewTemplate.querySelector('.progress').style.display = 'none';
});
}
window.onload = function () {
upload.checkIfPublic();
};
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