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Exporting PileMd directory to pure directory and markdown files (unofficially).
const fs = require('fs');
const path = require('path');
let _id = 0;
const usage = ` Usage:
node ${process.argv[1]} <src> <dist>
Example:
node ${process.argv[1]} . dist
`;
const args = [...process.argv].slice(2);
if (args.length < 2) {
console.error(usage);
process.exit(1);
}
if (['help', '-h', '--help'].includes(args[0])) {
console.log(usage);
process.exit(0);
}
const [src, dist] = args;
// check source folders
['', 'folders', 'notes', 'racks'].forEach(suffix => {
const srcPath = path.join(src, suffix);
if (!fs.existsSync(srcPath)) {
console.error('<src> should be PileMd directory.');
process.exit(1);
}
});
// make dist folder
mkdirIfNotExists(dist);
// read and export racks
const rackDistPaths = {};
fs.readdirSync(path.join(src, 'racks')).forEach(suffix => {
const srcPath = path.join(src, 'racks', suffix);
const data = JSON.parse(fs.readFileSync(srcPath, 'utf8'));
const distPath = path.join(dist, data.name);
mkdirIfNotExists(distPath);
rackDistPaths[data.uid] = distPath;
});
// read and export folders
const folderDistPaths = {}; // uid: distPath
fs.readdirSync(path.join(src, 'folders')).forEach(suffix => {
const srcPath = path.join(src, 'folders', suffix);
const data = JSON.parse(fs.readFileSync(srcPath, 'utf8'));
const rackDistPath = rackDistPaths[data.rackUid];
const distPath = path.join(rackDistPath, data.name);
mkdirIfNotExists(distPath);
folderDistPaths[data.uid] = distPath;
});
// read and export notes
fs.readdirSync(path.join(src, 'notes')).forEach(suffix => {
const srcPath = path.join(src, 'notes', suffix);
const data = JSON.parse(fs.readFileSync(srcPath, 'utf8'));
const distDir = data.folderUid ? folderDistPaths[data.folderUid] : dist;
const title = findTitle(data.body) || createId();
const distPath = path.join(distDir, title + '.md');
console.log(`create ${distPath}`);
fs.writeFileSync(distPath, data.body, 'utf-8');
});
// util functions
function mkdirIfNotExists (p) {
if (!fs.existsSync(p)) {
console.log(`mkdir ${p}`);
fs.mkdirSync(p);
}
}
function findTitle (body) {
const header = body.split('\n')[0];
if (header.startsWith('# ')) {
return header.slice(2).replace(/[\\/:,;*?"<>|]/g, '_');
} else {
return null;
}
}
function createId () {
_id += 1;
return _id;
}
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