Public pages

Signed-off-by: John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>

2 files changed, 62 insertions, 14 deletions

diff --git a/src/main.js b/src/main.js
index d86bb38..ce26dc7 100644
--- a/src/main.js
+++ b/src/main.js
@@ -20,22 +20,8 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  *
  */
-import { generateFilePath } from '@nextcloud/router'
-import { getRequestToken } from '@nextcloud/auth'
-
 import PDFView from './views/PDFView'
 
-// CSP config for webpack dynamic chunk loading
-// eslint-disable-next-line
-__webpack_nonce__ = btoa(getRequestToken())
-
-// Correct the root of the app for chunk loading
-// OC.linkTo matches the apps folders
-// OC.generateUrl ensure the index.php (or not)
-// We do not want the index.php since we're loading files
-// eslint-disable-next-line
-__webpack_public_path__ = generateFilePath('files_pdfviewer', '', 'js/')
-
 window.addEventListener('DOMContentLoaded', function() {
 	OCA.Viewer.registerHandler({
 		id: 'pdf',
diff --git a/src/public.js b/src/public.js
new file mode 100644
index 0000000..a61de50
--- /dev/null
+++ b/src/public.js
@@ -0,0 +1,62 @@
+
+/**
+ * @copyright Copyright (c) 2020 John Molakvoæ <skjnldsv@protonmail.com>
+ *
+ * @author John Molakvoæ <skjnldsv@protonmail.com>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+import { generateUrl } from '@nextcloud/router'
+
+const hideDownloadElmt = document.getElementById('hideDownload')
+const isPublicElmt = document.getElementById('isPublic')
+const mimetypeElmt = document.getElementById('mimetype')
+
+const isSecureViewerAvailable = function() {
+	return hideDownloadElmt && hideDownloadElmt.value === 'true' && typeof OCA.RichDocuments !== 'undefined'
+}
+
+window.addEventListener('DOMContentLoaded', function() {
+	if (isPublicElmt && isPublicElmt.value && mimetypeElmt && mimetypeElmt.value === 'application/pdf' && !isSecureViewerAvailable()) {
+		console.debug('Files_PDFViewer initiamized for public page')
+
+		const page = location.hash.split('page=')[1] || 0
+		const contentElmt = document.getElementById('files-public-content')
+		const sharingTokenElmt = document.getElementById('sharingToken')
+		const footerElmt = document.querySelector('#app-content > footer')
+
+		const sharingToken = sharingTokenElmt.value
+		const downloadUrl = generateUrl('/s/{token}/download', { token: sharingToken })
+		const viewerUrl = generateUrl('/apps/files_pdfviewer/?file={downloadUrl}#page={page}', { downloadUrl, page })
+
+		// Create viewer frame
+		const viewerNode = document.createElement('iframe')
+		viewerNode.src = viewerUrl
+		viewerNode.style.height = '100%'
+		viewerNode.style.width = '100%'
+		viewerNode.style.position = 'absolute'
+
+		// Inject viewer
+		if (contentElmt) {
+			contentElmt.innerHTML = ''
+			contentElmt.appendChild(viewerNode)
+			footerElmt.style.display = 'none'
+		} else {
+			console.error('Unable to inject the PDF Viewer')
+		}
+	}
+})