Storage path of the pdf in config and disabled in the interface if not defined

.gitignore

@@ -2,3 +2,4 @@ package-lock.json
 package.json
 node_modules
 tests/downloads/
+config/config.ini

app.php

@@ -10,7 +10,12 @@ $f3->set('XFRAME', null); // Allow use in an iframe
 $f3->set('ROOT', __DIR__);
 $f3->set('UI', $f3->get('ROOT')."/templates/");
 $f3->set('UPLOADS', sys_get_temp_dir()."/");
-$f3->set('STORAGE', sys_get_temp_dir()."/pdf/");
+$f3->config(__DIR__.'/config/config.ini');
+
+
+if($f3->get('STORAGE') && !preg_match('|/$|', $f3->get('STORAGE'))) {
+    $f3->set('STORAGE', $f3->get('STORAGE').'/');
+}
 
 function convertPHPSizeToBytes($sSize)
 {
@@ -50,6 +55,9 @@ $f3->route('GET /signature',
         $f3->set('maxSize',  min(array(convertPHPSizeToBytes(ini_get('post_max_size')), convertPHPSizeToBytes(ini_get('upload_max_filesize')))));
         $f3->set('maxPage',  ini_get('max_file_uploads') - 1);
 
+        if(!$f3->get('STORAGE')) {
+            $f3->set('noSharingMode', true);
+        }
         echo View::instance()->render('signature.html.php');
     }
 );

config/config.ini.example

@@ -0,0 +1,5 @@
+[globals]
+
+# Path to which stored pdf to activate the mode of sharing a signature to several.
+# To deactivate this mode, simply do not configure it or leave it empty
+STORAGE=/path/to/folder

templates/signature.html.php

@@ -78,6 +78,7 @@
               </div>
               <div id="form_block" class="position-absolute bottom-0 pb-2 ps-0 pe-4 w-100 d-none d-sm-none d-md-block">
                   <?php if(!isset($hash)): ?>
+                  <?php if(!isset($noSharingMode)): ?>
                   <form id="form_sharing" action="/share" method="post" enctype="multipart/form-data">
                         <input id="input_pdf_share" name="pdf" type="file" class="d-none" />
                         <input id="input_svg_share" name="svg[]" type="file" class="d-none" />
@@ -85,12 +86,13 @@
                             <button class="btn btn-outline-dark w-100" type="submit" id="save_share"><i class="bi bi-share"></i> Partager pour signer <i class="bi bi-people-fill"></i> à plusieurs </button>
                         </div>
                   </form>
+                <?php endif; ?>
                   <form id="form_pdf" action="/sign" method="post" enctype="multipart/form-data">
                         <input id="input_pdf" name="pdf" type="file" class="d-none" />
                         <input id="input_svg" name="svg[]" type="file" class="d-none" />
                         <button class="btn btn-primary w-100 mt-2" disabled="disabled" type="submit" id="save"><i class="bi bi-download"></i> Télécharger le PDF signé</button>
                   </form>
-                  <?php else: ?>
+                <?php elseif(!isset($noSharingMode)): ?>
                   <p id="nblayers_text" class="small d-none mb-2 opacity-50">Vous êtes <span class="badge rounded-pill bg-dark text-white"><span class="nblayers">0</span> <i class="bi bi-people-fill"></i></span> à avoir signé ce PDF</p>
                   <div class="btn-group w-100 mb-1">
                       <a id="btn_download" class="btn btn-outline-dark w-100" href="/signature/<?php echo $hash ?>/pdf"><i class="bi bi-download"></i> Télécharger le PDF</a>