tyler.durden
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cockpit-navigator
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support empty files and fail on directories

This commit is contained in:
joshuaboud 2021-07-16 16:50:49 -03:00
parent 7d6490cd15
commit abc082a9c9
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GPG Key ID: 17EFB59E2A8BF50E
1 changed files with 30 additions and 17 deletions
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47
navigator/components/FileUpload.js
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@ -26,22 +26,24 @@ export class FileUpload {
*
* @param {File|Blob} file
* @param {NavWindow} nav_window_ref
* @param {string|undefined} path_prefix
*/
constructor(file, nav_window_ref) {
constructor(file, nav_window_ref, path_prefix = "") {
try {
this.chunk_size = (parseInt(cockpit.info.version) > 238)? 1048576 : 65536;
} catch(e) {
console.log(e);
this.chunk_size = 65536;
}
this.filename = file.name;
this.filename = path_prefix + file.name;
this.nav_window_ref = nav_window_ref;
this.path = nav_window_ref.pwd().path_str() + "/" + file.name;
this.path = nav_window_ref.pwd().path_str() + "/" + this.filename;
this.reader = new FileReader();
this.chunks = this.slice_file(file);
this.chunk_index = 0;
this.timestamp = Date.now();
this.modal_prompt = new ModalPrompt();
this.using_webkit = true;
}
check_if_exists() {
@ -111,7 +113,7 @@ export class FileUpload {
/**
*
* @param {File|Blob} file
* @returns {Array}
* @returns {Blob[]}
*/
slice_file(file) {
var offset = 0;
@ -137,27 +139,38 @@ export class FileUpload {
this.proc.done((data) => {
this.nav_window_ref.refresh();
})
this.reader.onload = (function(uploader_ref) {
return async function(evt) {
uploader_ref.write_to_file(evt, uploader_ref.chunk_index * uploader_ref.chunk_size);
uploader_ref.chunk_index++;
uploader_ref.progress.value = uploader_ref.chunk_index;
if (uploader_ref.chunk_index < uploader_ref.num_chunks)
uploader_ref.reader.readAsArrayBuffer(uploader_ref.chunks[uploader_ref.chunk_index]);
else {
uploader_ref.done();
}
};
})(this);
this.reader.onerror = (evt) => {
this.modal_prompt.alert("Failed to read file: " + this.filename, "Upload of directories not supported.");
this.done();
}
this.reader.onload = (evt) => {
this.write_to_file(evt, this.chunk_index * this.chunk_size);
this.chunk_index++;
this.progress.value = this.chunk_index;
if (this.chunk_index < this.num_chunks)
this.reader.readAsArrayBuffer(this.chunks[this.chunk_index]);
else {
this.done();
}
};
try {
this.reader.readAsArrayBuffer(this.chunks[0]);
} catch {
this.reader.onload = () => {};
if (this.using_webkit) {
this.proc.input(JSON.stringify({seek: 0, chunk: ""}), true);
} else {
this.modal_prompt.alert("Failed to read file: " + this.filename, "Upload of directories and empty files not supported.");
}
this.done();
this.modal_prompt.alert("Failed to read file: " + this.filename, "Upload of directories and empty files not supported.");
}
}
/**
*
* @param {ArrayBuffer} buffer
* @returns
*/
arrayBufferToBase64(buffer) {
let binary = '';
let bytes = new Uint8Array(buffer);