From b713db3b9201c47a3898b568e914fe2db1b8ed5c Mon Sep 17 00:00:00 2001
From: tale-fau <tale-fau@24eme.fr>
Date: Tue, 30 Jul 2024 18:26:12 +0200
Subject: [PATCH] Add lock sign to inform users that the PDF is encrypted

---
 app.php                      | 2 +-
 lib/cryptography.class.php   | 6 +++++-
 templates/signature.html.php | 2 +-
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/app.php b/app.php
index 004320b..3f6066b 100644
--- a/app.php
+++ b/app.php
@@ -108,7 +108,7 @@ function($f3) {
         if(!is_dir($f3->get('PDF_STORAGE_PATH').$f3->get('hash'))) {
             $f3->error(404);
         }
-
+        $f3->set('isPdfEncrypted', CryptographyClass::isPathEncrypted($f3->get('PDF_STORAGE_PATH').$f3->get('hash')));
         $f3->set('activeTab', 'sign');
         echo View::instance()->render('signature.html.php');
     }
diff --git a/lib/cryptography.class.php b/lib/cryptography.class.php
index 7c9a02a..3fb8720 100644
--- a/lib/cryptography.class.php
+++ b/lib/cryptography.class.php
@@ -61,7 +61,11 @@ public function decrypt() {
     }
 
     public function isEncrypted() {
-        return file_exists($this->pathHash."/filename.txt.gpg");
+        return self::isPathEncrypted($this->pathHash);
+    }
+
+    public static function isPathEncrypted($pathHash) {
+        return file_exists($pathHash."/filename.txt.gpg");
     }
 
     public static function hardUnlink($element) {
diff --git a/templates/signature.html.php b/templates/signature.html.php
index 4a7982e..224e8cc 100644
--- a/templates/signature.html.php
+++ b/templates/signature.html.php
@@ -58,7 +58,7 @@
             <button type="button" class="btn-close text-reset d-md-none" data-bs-dismiss="offcanvas" aria-label="Close"></button>
         </div>
         <div class="offcanvas-body pt-0">
-            <p id="text_document_name" class="text-muted" style="text-overflow: ellipsis; white-space: nowrap; overflow: hidden;" title=""><i class="bi bi-files"></i> <span></span></p>
+            <p id="text_document_name" class="text-muted" style="text-overflow: ellipsis; white-space: nowrap; overflow: hidden;" title=""><?php if (isset($isPdfEncrypted) && $isPdfEncrypted): ?><i class="bi bi-lock-fill" title="<?php echo _("This PDF is stored encrypted on the server."); ?>"></i><?php endif;?><i class="bi bi-files"></i> <span></span></p>
             <div class="form-check form-switch mb-2 small d-none">
                 <input class="form-check-input" type="checkbox" id="add-lock-checkbox" disabled="disabled">
                 <label style="cursor: pointer;" class="form-check-label" for="add-lock-checkbox"> <?php echo _("Keep the selection active"); ?></label>