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feat: use new zip.js module for backup (#929)

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This commit is contained in:
Aman Harwara
2022-03-15 18:56:04 +05:30
committed by GitHub
parent 8caf343176
commit 66c9b26962
7 changed files with 45 additions and 5413 deletions
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6
app/assets/javascripts/index.ts
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@@ -4,11 +4,5 @@
import '@reach/dialog/styles.css';
import '../stylesheets/index.css.scss';
// Vendor
import '../../../vendor/assets/javascripts/zip/deflate';
import '../../../vendor/assets/javascripts/zip/inflate';
import '../../../vendor/assets/javascripts/zip/zip';
import '../../../vendor/assets/javascripts/zip/z-worker';
// entry point
import './app';

117
app/assets/javascripts/services/archiveManager.ts
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@@ -64,81 +64,54 @@ export class ArchiveManager {
return string;
}
private get zip() {
return (window as any).zip;
}
private async loadZip() {
if (this.zip) {
return;
}
const scriptTag = document.createElement('script');
scriptTag.src = '/assets/zip/zip.js';
scriptTag.async = false;
const headTag = document.getElementsByTagName('head')[0];
headTag.appendChild(scriptTag);
return new Promise<void>((resolve) => {
scriptTag.onload = () => {
this.zip.workerScriptsPath = 'assets/zip/';
resolve();
};
});
}
private async downloadZippedDecryptedItems(data: BackupFile) {
await this.loadZip();
const zip = await import('@zip.js/zip.js');
const zipWriter = new zip.ZipWriter(new zip.BlobWriter('application/zip'));
const items = data.items;
this.zip.createWriter(
new this.zip.BlobWriter('application/zip'),
async (zipWriter: any) => {
await new Promise((resolve) => {
const blob = new Blob([JSON.stringify(data, null, 2)], {
type: 'text/plain',
});
const fileName = zippableFileName(
'Standard Notes Backup and Import File'
);
zipWriter.add(fileName, new this.zip.BlobReader(blob), resolve);
});
let index = 0;
const nextFile = () => {
const item = items[index];
let name, contents;
if (item.content_type === ContentType.Note) {
const note = item as SNNote;
name = (note.content as PayloadContent).title;
contents = (note.content as PayloadContent).text;
} else {
name = item.content_type;
contents = JSON.stringify(item.content, null, 2);
}
if (!name) {
name = '';
}
const blob = new Blob([contents], { type: 'text/plain' });
const fileName =
`Items/${sanitizeFileName(item.content_type)}/` +
zippableFileName(name, `-${item.uuid.split('-')[0]}`);
zipWriter.add(fileName, new this.zip.BlobReader(blob), () => {
index++;
if (index < items.length) {
nextFile();
} else {
zipWriter.close((blob: any) => {
this.downloadData(
blob,
`Standard Notes Backup - ${this.formattedDate()}.zip`
);
zipWriter = null;
});
}
});
};
nextFile();
},
onerror
);
const blob = new Blob([JSON.stringify(data, null, 2)], {
type: 'text/plain',
});
const fileName = zippableFileName('Standard Notes Backup and Import File');
await zipWriter.add(fileName, new zip.BlobReader(blob));
let index = 0;
const nextFile = async () => {
const item = items[index];
let name, contents;
if (item.content_type === ContentType.Note) {
const note = item as SNNote;
name = (note.content as PayloadContent).title;
contents = (note.content as PayloadContent).text;
} else {
name = item.content_type;
contents = JSON.stringify(item.content, null, 2);
}
if (!name) {
name = '';
}
const blob = new Blob([contents], { type: 'text/plain' });
const fileName =
`Items/${sanitizeFileName(item.content_type)}/` +
zippableFileName(name, `-${item.uuid.split('-')[0]}`);
await zipWriter.add(fileName, new zip.BlobReader(blob));
index++;
if (index < items.length) {
await nextFile();
} else {
const finalBlob = await zipWriter.close();
this.downloadData(
finalBlob,
`Standard Notes Backup - ${this.formattedDate()}.zip`
);
}
};
await nextFile();
}
async zipData(data: ZippableData): Promise<Blob> {