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formatted code and deleted extra code from download.js

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This commit is contained in:
Abhinav Adduri 2017-06-02 12:49:56 -07:00
parent a45d3dca73
commit 028b6400cb
5 changed files with 41 additions and 182 deletions
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71
frontend/src/fileReceiver.js
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@ -6,13 +6,12 @@ class FileReceiver extends EventEmitter {
super();
this.salt = strToIv(location.pathname.slice(10, -1));
}
download() {
return Promise.all([
new Promise((resolve, reject) => {
let xhr = new XMLHttpRequest();
xhr.onprogress = e => {
if (e.lengthComputable) {
let percentComplete = Math.floor(e.loaded / e.total * 100);
@ -26,50 +25,50 @@ class FileReceiver extends EventEmitter {
fileReader.onload = function() {
resolve({
data: this.result,
fname: xhr.getResponseHeader('Content-Disposition').match(/filename="(.+)"/)[1]
fname: xhr
.getResponseHeader('Content-Disposition')
.match(/filename="(.+)"/)[1]
});
}
};
fileReader.readAsArrayBuffer(blob);
}
};
xhr.open('get', '/assets' + location.pathname.slice(0, -1), true);
xhr.responseType = 'blob';
xhr.send();
}),
window.crypto.subtle
.importKey(
'jwk',
window.crypto.subtle.importKey(
'jwk',
{
kty: 'oct',
k: location.hash.slice(1),
alg: 'A128CBC',
ext: true
},
{
name: 'AES-CBC'
},
true,
['encrypt', 'decrypt']
)
]).then(([fdata, key]) => {
let salt = this.salt;
return Promise.all([
window.crypto.subtle.decrypt(
{
kty: 'oct',
k: location.hash.slice(1),
alg: 'A128CBC',
ext: true
},
{
name: 'AES-CBC'
},
true,
['encrypt', 'decrypt']
)
])
.then(([fdata, key]) => {
let salt = this.salt;
return Promise.all([
window.crypto.subtle.decrypt(
{
name: 'AES-CBC',
iv: salt
},
key,
fdata.data
),
new Promise((resolve, reject) => {
resolve(fdata.fname);
})
]);
})
},
key,
fdata.data
),
new Promise((resolve, reject) => {
resolve(fdata.fname);
})
]);
});
}
}
module.exports = FileReceiver;
module.exports = FileReceiver;