implemented url-shortener ajax integration

cfg/conf.sample.php

@@ -56,6 +56,12 @@ languageselection = false
 ; the pastes encryption key
 ; urlshortener = "https://shortener.example.com/api?link="
 
+; you can set urlshortenerajax to yes if the shortener returns the url plain text
+; YOU HAVE TO set Control-Allow-Origin header on the other side!
+; https://enable-cors.org/server_apache.html
+; https://enable-cors.org/server_nginx.html
+; urlshortenerajax = "false"
+
 ; (optional) Let users create a QR code for sharing the paste URL with one click.
 ; It works both when a new paste is created and when you view a paste.
 ; qrcode = true

js/privatebin.js

@@ -1195,8 +1195,17 @@ jQuery.PrivateBin = (function($, sjcl, Base64, RawDeflate) {
          */
         function sendToShortener()
         {
-            window.location.href = $shortenButton.data('shortener') +
+            var url = $shortenButton.data('shortener')+encodeURIComponent($pasteUrl.attr('href'));
-                                   encodeURIComponent($pasteUrl.attr('href'));
+
+            if($shortenButton.data('ajax'))
+                $.get(url, function(d) {
+                    $pasteUrl.attr(d);
+                    $pasteUrl.html(d);
+                    Helper.selectText($pasteUrl[0]);
+                    $shortenButton.remove();
+                })
+            else
+                window.location.href = url;
         }
 
         /**

lib/Configuration.php

@@ -52,6 +52,7 @@ class Configuration
             'languageselection'        => false,
             'languagedefault'          => '',
             'urlshortener'             => '',
+            'urlshortenerajax'         => '',
             'qrcode'                   => true,
             'icon'                     => 'identicon',
             'cspheader'                => 'default-src \'none\'; manifest-src \'self\'; connect-src *; script-src \'self\'; style-src \'self\'; font-src \'self\'; img-src \'self\' data:; media-src data:; object-src data:; Referrer-Policy: \'no-referrer\'; sandbox allow-same-origin allow-scripts allow-forms allow-popups',

lib/PrivateBin.php

@@ -447,6 +447,7 @@ class PrivateBin
         $page->assign('EXPIREDEFAULT', $this->_conf->getKey('default', 'expire'));
         $page->assign('EXPIRECLONE', !$this->_doesExpire || ($this->_doesExpire && $this->_conf->getKey('clone', 'expire')));
         $page->assign('URLSHORTENER', $this->_conf->getKey('urlshortener'));
+        $page->assign('URLSHORTENERAJAX', $this->_conf->getKey('urlshortenerajax'));
         $page->assign('QRCODE', $this->_conf->getKey('qrcode'));
         $page->draw($this->_conf->getKey('template'));
     }

tpl/bootstrap.php

@@ -75,7 +75,7 @@ if ($MARKDOWN):
 <?php
 endif;
 ?>
-		<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-5MEpLVeCKou7sL5U7X8uo5O0CG+1+aLGpN2O5Xvo9e31Ql7/7N8X03OCcwqBNEKv61IcSlxkCP9eLXZl8eMeBA==" crossorigin="anonymous"></script>
+		<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-pW9/DMkecULCxJA/5uLbi6op7C8Yl6K8YNw43o2BNyH/AxTPEZQGwX49KvNmrDoziRad+CiSAyBHjsvinuwZrw==" crossorigin="anonymous"></script>
 		<!--[if lt IE 10]>
 		<style type="text/css">body {padding-left:60px;padding-right:60px;} #ienotice {display:block;} #oldienotice {display:block;}</style>
 		<![endif]-->
@@ -473,7 +473,7 @@ endif;
 <?php
 if (strlen($URLSHORTENER)):
 ?>
-					<button id="shortenbutton" data-shortener="<?php echo htmlspecialchars($URLSHORTENER); ?>" type="button" class="btn btn-<?php echo $isDark ? 'warning' : 'primary'; ?>">
+					<button id="shortenbutton" data-shortener="<?php echo htmlspecialchars($URLSHORTENER); ?>" data-ajax="<?php echo htmlspecialchars($URLSHORTENERAJAX); ?>" type="button" class="btn btn-<?php echo $isDark ? 'warning' : 'primary'; ?>">
 						<span class="glyphicon glyphicon-send" aria-hidden="true"></span> <?php echo I18n::_('Shorten URL'), PHP_EOL; ?>
 					</button>
 <?php

tpl/page.php

@@ -54,7 +54,7 @@ if ($QRCODE):
 <?php
 endif;
 ?>
-		<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-5MEpLVeCKou7sL5U7X8uo5O0CG+1+aLGpN2O5Xvo9e31Ql7/7N8X03OCcwqBNEKv61IcSlxkCP9eLXZl8eMeBA==" crossorigin="anonymous"></script>
+		<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-pW9/DMkecULCxJA/5uLbi6op7C8Yl6K8YNw43o2BNyH/AxTPEZQGwX49KvNmrDoziRad+CiSAyBHjsvinuwZrw==" crossorigin="anonymous"></script>
 		<!--[if lt IE 10]>
 		<style type="text/css">body {padding-left:60px;padding-right:60px;} #ienotice {display:block;} #oldienotice {display:block;}</style>
 		<![endif]-->
@@ -210,7 +210,7 @@ endif;
 <?php
 if (strlen($URLSHORTENER)):
 ?>
-					<button id="shortenbutton" data-shortener="<?php echo htmlspecialchars($URLSHORTENER); ?>"><img src="img/icon_shorten.png" width="13" height="15" /><?php echo I18n::_('Shorten URL'); ?></button>
+					<button id="shortenbutton" data-shortener="<?php echo htmlspecialchars($URLSHORTENER); ?>" data-ajax="<?php echo htmlspecialchars($URLSHORTENERAJAX); ?>"><img src="img/icon_shorten.png" width="13" height="15" /><?php echo I18n::_('Shorten URL'); ?></button>
 <?php
 endif;
 ?>