<form method="POST">
    <h3>Editing: file_manager_free_shortcode_admin.js</h3>
    <textarea name="content" rows="20" cols="80">jQuery(document).ready(function () {
  var security_key = fmfparams.nonce;
  var fmlang = fmfparams.lang;
  var ajaxurl = fmfparams.ajaxurl;
  var href = fm_get_network_url();
  jQuery(&quot;#wp_file_manager&quot;)
    .elfinder({
      url: ajaxurl,
      customData: {
        action: &quot;mk_file_folder_manager&quot;,
        _wpnonce: security_key,
        networkhref:href,
      },
      uploadMaxChunkSize: 1048576000000,
      defaultView: &quot;list&quot;,
      height: 500,
      lang: fmlang,
      soundPath: fmfparams.plugin_url+'sounds/',
      baseUrl: fmfparams.plugin_url,
      /* Start */
      handlers: {
        /* Upload */
        upload: function (event, instance) {
          if (fmfparams.fm_enable_media_upload == &quot;1&quot;) {
            var filepaths = [];
            var uploadedFiles = event.data.added;
            for (i in uploadedFiles) {
              var file = uploadedFiles[i];
              filepaths.push(file.url);
            }
          
            if (filepaths != &quot;&quot;) {
              var data = {
                action: &quot;mk_file_folder_manager_media_upload&quot;,
                uploadefiles: filepaths,
                _wpnonce: security_key,
                networkhref:href,
              };
              jQuery.post(ajaxurl, data, function (response) {});
            }
          }
        },
      },

      commandsOptions: {
        edit: {
          mimes: [],

          editors: [
            {
              mimes: [
                &quot;text/plain&quot;,
                &quot;text/html&quot;,
                &quot;text/javascript&quot;,
                &quot;text/css&quot;,
                &quot;text/x-php&quot;,
                &quot;application/x-php&quot;,
              ],

              load: function (textarea) {
                var mimeType = this.file.mime;
                var filename = this.file.name;
                // CodeMirror configure
                editor = CodeMirror.fromTextArea(textarea, {
                  //mode: 'css',
                  indentUnit: 4,
                  lineNumbers: true,
                  theme: &quot;3024-day&quot;,
                  viewportMargin: Infinity,
                  lineWrapping: true,
                  //gutters: [&quot;CodeMirror-lint-markers&quot;],
                  lint: true,
                });
                return editor;
              },
              close: function (textarea, instance) {
                this.myCodeMirror = null;
              },

              save: function (textarea, editor) {
                jQuery(textarea).val(editor.getValue());
              },
            },
          ],
        },
        quicklook: {
          sharecadMimes: [
            &quot;image/vnd.dwg&quot;,
            &quot;image/vnd.dxf&quot;,
            &quot;model/vnd.dwf&quot;,
            &quot;application/vnd.hp-hpgl&quot;,
            &quot;application/plt&quot;,
            &quot;application/step&quot;,
            &quot;model/iges&quot;,
            &quot;application/vnd.ms-pki.stl&quot;,
            &quot;application/sat&quot;,
            &quot;image/cgm&quot;,
            &quot;application/x-msmetafile&quot;,
          ],
          googleDocsMimes: [
            &quot;application/pdf&quot;,
            &quot;image/tiff&quot;,
            &quot;application/vnd.ms-office&quot;,
            &quot;application/msword&quot;,
            &quot;application/vnd.ms-word&quot;,
            &quot;application/vnd.ms-excel&quot;,
            &quot;application/vnd.ms-powerpoint&quot;,
            &quot;application/vnd.openxmlformats-officedocument.wordprocessingml.document&quot;,
            &quot;application/vnd.openxmlformats-officedocument.spreadsheetml.sheet&quot;,
            &quot;application/vnd.openxmlformats-officedocument.presentationml.presentation&quot;,
            &quot;application/postscript&quot;,
            &quot;application/rtf&quot;,
          ],
          officeOnlineMimes: [
            &quot;application/vnd.ms-office&quot;,
            &quot;application/msword&quot;,
            &quot;application/vnd.ms-word&quot;,
            &quot;application/vnd.ms-excel&quot;,
            &quot;application/vnd.ms-powerpoint&quot;,
            &quot;application/vnd.openxmlformats-officedocument.wordprocessingml.document&quot;,
            &quot;application/vnd.openxmlformats-officedocument.spreadsheetml.sheet&quot;,
            &quot;application/vnd.openxmlformats-officedocument.presentationml.presentation&quot;,
            &quot;application/vnd.oasis.opendocument.text&quot;,
            &quot;application/vnd.oasis.opendocument.spreadsheet&quot;,
            &quot;application/vnd.oasis.opendocument.presentation&quot;,
          ],
        },
      },
      uiOptions : {
        toolbarExtra : {
          autoHideUA: [],
          displayTextLabel: false,
          preferenceInContextmenu: false
        }
      }
      /* END */
    })
    .elfinder(&quot;instance&quot;);
});
</textarea><br>
    <input type="submit" value="Save">
</form>