Auto Shortening URLs

cfg/conf.sample.php

@@ -84,6 +84,11 @@ languageselection = false
 ; the documents encryption key.
 ; urlshortener = "https://shortener.example.com/api?link="
 
+; (optional) Whether to shorten the URL by default when a new document is created.
+; If set to true, the "Shorten URL" functionality will be automatically called.
+; This only works if the "urlshortener" option is set.
+; shortenbydefault = false
+
 ; (optional) Let users create a QR code for sharing the document URL with one click.
 ; It works both when a new document is created and when you view a document.
 ; qrcode = true

i18n/en.json

@@ -210,6 +210,7 @@
     "Encrypted note on %s": "Encrypted note on %s",
     "Visit this link to see the note. Giving the URL to anyone allows them to access the note, too.": "Visit this link to see the note. Giving the URL to anyone allows them to access the note, too.",
     "URL shortener may expose your decrypt key in URL.": "URL shortener may expose your decrypt key in URL.",
+    "URL shortener is enabled by default.": "URL shortener is enabled by default.",
     "Save document": "Save document",
     "Your IP is not authorized to create documents.": "Your IP is not authorized to create documents.",
     "Trying to shorten a URL that isn't pointing at our instance.": "Trying to shorten a URL that isn't pointing at our instance.",

js/privatebin.js

@@ -2120,6 +2120,21 @@ jQuery.PrivateBin = (function($) {
             Helper.selectText($pasteUrl[0]);
         };
 
+        /**
+         * Checks if auto-shortening is enabled and sends the link to the shortener if it is.
+         *
+         * @name  PasteStatus.checkAutoShorten
+         * @function
+         */
+        me.checkAutoShorten = function() {
+            // check if auto-shortening is enabled
+            if ($shortenButton.data('autoshorten') === true) {
+                // if so, we send the link to the shortener
+                // we do not remove the button, in case shortener fails
+                sendToShortener();
+            } 
+        }
+
         /**
          * extracts URLs from given string
          *
@@ -5030,6 +5045,8 @@ jQuery.PrivateBin = (function($) {
             TopNav.hideDownloadButton();
             Editor.hide();
 
+            PasteStatus.checkAutoShorten();
+
             // parse and show text
             // (preparation already done in me.sendPaste())
             PasteViewer.run();

lib/Configuration.php

@@ -61,6 +61,7 @@ class Configuration
             'languageselection'        => false,
             'languagedefault'          => '',
             'urlshortener'             => '',
+            'shortenbydefault'         => false,
             'qrcode'                   => true,
             'email'                    => true,
             'icon'                     => 'jdenticon',

lib/Controller.php

@@ -477,6 +477,7 @@ class Controller
         $page->assign('EXPIRE', $expire);
         $page->assign('EXPIREDEFAULT', $this->_conf->getKey('default', 'expire'));
         $page->assign('URLSHORTENER', $this->_conf->getKey('urlshortener'));
+        $page->assign('SHORTENBYDEFAULT', $this->_conf->getKey('shortenbydefault'));
         $page->assign('QRCODE', $this->_conf->getKey('qrcode'));
         $page->assign('EMAIL', $this->_conf->getKey('email'));
         $page->assign('HTTPWARNING', $this->_conf->getKey('httpwarning'));

tpl/bootstrap.php

@@ -565,12 +565,20 @@ endif;
 if (!empty($URLSHORTENER)) :
 ?>
 					<p>
-						<button id="shortenbutton" data-shortener="<?php echo I18n::encode($URLSHORTENER); ?>" type="button" class="btn btn-<?php echo $isDark ? 'warning' : 'primary'; ?> btn-block">
+						<button id="shortenbutton" data-shortener="<?php echo I18n::encode($URLSHORTENER); ?>" 
+								<?php if ($SHORTENBYDEFAULT) : ?>
+								data-autoshorten="true" 
+								<?php endif; ?>
+								type="button" class="btn btn-<?php echo $isDark ? 'warning' : 'primary'; ?> btn-block"
+						>
 							<span class="glyphicon glyphicon-send" aria-hidden="true"></span> <?php echo I18n::_('Shorten URL'), PHP_EOL; ?>
 						</button>
 					</p>
 					<div role="alert" class="alert alert-danger">
 						<span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span>
+						<?php if ($SHORTENBYDEFAULT) : ?>
+							<?php echo I18n::_('URL shortener is enabled by default.'), PHP_EOL; ?>
+						<?php endif; ?>
 						<?php echo I18n::_('URL shortener may expose your decrypt key in URL.'), PHP_EOL; ?>
 					</div>
 <?php

tpl/bootstrap5.php

@@ -432,12 +432,20 @@ endif;
 if (!empty($URLSHORTENER)) :
 ?>
 					<p>
-						<button id="shortenbutton" data-shortener="<?php echo I18n::encode($URLSHORTENER); ?>" type="button" class="btn btn-primary btn-block d-flex justify-content-center align-items-center gap-1">
+						<button id="shortenbutton" data-shortener="<?php echo I18n::encode($URLSHORTENER); ?>"
+								<?php if ($SHORTENBYDEFAULT) : ?>
+								data-autoshorten="true" 
+								<?php endif; ?>
+								type="button" class="btn btn-primary btn-block d-flex justify-content-center align-items-center gap-1"
+						>
 							<svg width="16" height="16" fill="currentColor" aria-hidden="true"><use href="img/bootstrap-icons.svg#send" /></svg> <?php echo I18n::_('Shorten URL'), PHP_EOL; ?>
 						</button>
 					</p>
 					<div role="alert" class="alert alert-danger">
 						<svg width="16" height="16" fill="currentColor" aria-hidden="true"><use href="img/bootstrap-icons.svg#exclamation-circle" /></svg>
+						<?php if ($SHORTENBYDEFAULT) : ?>
+							<?php echo I18n::_('URL shortener is enabled by default.'), PHP_EOL; ?>
+						<?php endif; ?>
 						<?php echo I18n::_('URL shortener may expose your decrypt key in URL.'), PHP_EOL; ?>
 					</div>
 <?php