Export Apple Notes to HTML (with formatting/pics)

apple-notes-export.js

#!/usr/bin/env osascript

// Export all Apple Notes.app notes to the current directory, each note
// into a HTML file that includes formatting and embedded documents, with
// creation/modification timestamps set according to Notes metadata.

// To the extent possible under law, Viktor Szakats
// has waived all copyright and related or neighboring rights to this
// script.
// CC0 - https://creativecommons.org/publicdomain/zero/1.0/
// SPDX-License-Identifier: CC0-1.0

// THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

// Ref:
//   https://github.com/abruneau/apple-notes-jxa
//   https://gist.github.com/sudocode/ae26950f1dac9c2f6a81
//   https://bru6.de/jxa/automating-applications/notes/

'use strict'

ObjC.import('stdlib')
ObjC.import('Foundation')

function run() {
  const app = Application.currentApplication();
  app.includeStandardAdditions = true;

  const na = Application("Notes")
  na.includeStandardAdditions = true
  const acclist = na.accounts
  for (let a = 0; a < acclist.length; ++a) {
    const acc = acclist[a]
    for (let f = 0; f < acc.folders.length; ++f) {
      const folder = acc.folders[f]
      for (let n = 0; n < folder.notes.length; ++n) {
        const note = folder.notes[n]
        let fn = acc.name() + "-" + folder.name() + "-" + (n + 1).toString().padStart(3, "0") + "-" + note.name() + ".html"
        fn = fn.replace(/[\/\\\?\*|:•]/g, "_")
        // https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Intl/DateTimeFormat/DateTimeFormat
        const c = note.creationDate().toLocaleString("sv", {timeZone: "UTC"}) + "Z"
        const m = note.modificationDate().toLocaleString("sv", {timeZone: "UTC"}) + "Z"
        const str = $.NSString.alloc.initWithUTF8String("---\n" + "updated: " + m + "\n" + "created: " + c + "\n---\n" + note.body())
        str.writeToFileAtomically(fn, true)
        // "mm/dd/yyyy [hh:mm:[:ss] [AM | PM]]"
        const cx = note.creationDate().toLocaleString("en-us", {timeZone: "UTC"})
        const mx = note.modificationDate().toLocaleString("en-us", {timeZone: "UTC"})
        const fnx = fn.replace("'", "'\\''")
        // SetFile requires Developer Tools apparently
        app.doShellScript(`TZ= /usr/bin/SetFile -d '${cx}' -m '${mx}' '${fnx}'`)
        console.log(fn)
      }
    }
  }
}