Fix issue #50

packages/file-handling/src/dbp-nextcloud-file-picker.js

@@ -31,7 +31,7 @@ export class NextcloudFilePicker extends ScopedElementsMixin(DBPLitElement) {
         this.webDavClient = null;
         this.tabulatorTable = null;
         this.allowedMimeTypes = '*/*';
-        this.directoriesOnly = null;
+        this.directoriesOnly = false;
         this.maxSelectedItems = true;
         this.loading = false;
         this._onReceiveWindowMessage = this.onReceiveWindowMessage.bind(this);

packages/file-handling/src/file-sink.js

@@ -287,7 +287,7 @@ export class FileSink extends ScopedElementsMixin(DBPLitElement) {
                             <div class="source-main ${classMap({"hidden": this.activeTarget !== "nextcloud" || this.nextcloudWebDavUrl === "" || this.nextcloudAuthUrl === ""})}">
                                 <dbp-nextcloud-file-picker id="nextcloud-file-picker"
                                                            class="${classMap({hidden: this.nextcloudWebDavUrl === "" || this.nextcloudAuthUrl === ""})}"
-                                                           directories-only="true"
+                                                           directories-only
                                                            max-selected-items="1"
                                                            select-button-text="${i18n.t('file-sink.select-directory')}"
                                                            ?disabled="${this.disabled}"