mirror of
https://github.com/zadam/trilium.git
synced 2024-09-30 04:25:58 +08:00
103 lines
3 KiB
JavaScript
103 lines
3 KiB
JavaScript
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"use strict";
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const html = require('html');
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const native_tar = require('tar-stream');
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const sanitize = require("sanitize-filename");
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async function exportToTar(branch, res) {
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const pack = native_tar.pack();
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const exportedNoteIds = [];
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const name = await exportNoteInner(branch, '');
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async function exportNoteInner(branch, directory) {
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const note = await branch.getNote();
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const childFileName = directory + sanitize(note.title);
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if (exportedNoteIds.includes(note.noteId)) {
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saveMetadataFile(childFileName, {
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version: 1,
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clone: true,
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noteId: note.noteId,
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prefix: branch.prefix
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});
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return;
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}
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const metadata = {
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version: 1,
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clone: false,
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noteId: note.noteId,
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title: note.title,
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prefix: branch.prefix,
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isExpanded: branch.isExpanded,
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type: note.type,
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mime: note.mime,
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// we don't export dateCreated and dateModified of any entity since that would be a bit misleading
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attributes: (await note.getOwnedAttributes()).map(attribute => {
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return {
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type: attribute.type,
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name: attribute.name,
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value: attribute.value,
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isInheritable: attribute.isInheritable,
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position: attribute.position
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};
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}),
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links: (await note.getLinks()).map(link => {
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return {
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type: link.type,
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targetNoteId: link.targetNoteId
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}
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})
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};
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if (await note.hasLabel('excludeFromExport')) {
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return;
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}
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saveMetadataFile(childFileName, metadata);
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saveDataFile(childFileName, note);
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exportedNoteIds.push(note.noteId);
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const childBranches = await note.getChildBranches();
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if (childBranches.length > 0) {
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saveDirectory(childFileName);
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}
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for (const childBranch of childBranches) {
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await exportNoteInner(childBranch, childFileName + "/");
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}
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return childFileName;
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}
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function saveDataFile(childFileName, note) {
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const content = note.type === 'text' ? html.prettyPrint(note.content, {indent_size: 2}) : note.content;
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pack.entry({name: childFileName + ".dat", size: content.length}, content);
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}
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function saveMetadataFile(childFileName, metadata) {
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const metadataJson = JSON.stringify(metadata, null, '\t');
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pack.entry({name: childFileName + ".meta", size: metadataJson.length}, metadataJson);
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}
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function saveDirectory(childFileName) {
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pack.entry({name: childFileName, type: 'directory'});
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}
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pack.finalize();
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res.setHeader('Content-Disposition', 'file; filename="' + name + '.tar"');
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res.setHeader('Content-Type', 'application/tar');
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pack.pipe(res);
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}
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module.exports = {
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exportToTar
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};
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