HackMD/lib/web/imageRouter/filesystem.js

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'use strict'
const url = require('url')
const config = require('../../config')
const logger = require('../../logger')
exports.uploadImage = function (imagePath, callback) {
if (!imagePath || typeof imagePath !== 'string') {
callback(new Error('Image path is missing or wrong'), null)
return
}
if (!callback || typeof callback !== 'function') {
logger.error('Callback has to be a function')
return
}
callback(null, url.resolve(config.serverURL + '/', imagePath.match(/^public\/(.+$)/)[1]))
}