Wordpressで一発でリスト作成するためのボタン用コールバック関数

wordpress_create_list_button.js

QTags.addButton('qt-ul','ul',function() {
  canvas = document.getElementById(wpActiveEditor);
  text = canvas.value;
  startPos = canvas.selectionStart;
  endPos = canvas.selectionEnd;
  scrollTop = canvas.scrollTop;
  content = text.substring(startPos, endPos);
  //リスト加工
  content = '<ul>\n'
    + content.split(/\n/)
      .map(line => '<li>' + line + '</li>')
      .join('\n')
    + '\n</ul>';
  //文字列挿入
  canvas.value = text.substring(0, startPos) + content + text.substring(endPos, text.length);
  canvas.selectionStart = startPos + content.length;
  canvas.selectionEnd = startPos + content.length;
  canvas.scrollTop = scrollTop;
  canvas.focus();
},'','','ul',3);