1 files changed, 4 insertions, 4 deletions

diff --git a/application/config/ConfigJson.php b/application/config/ConfigJson.php
index 4509357c..23b22269 100644
--- a/application/config/ConfigJson.php
+++ b/application/config/ConfigJson.php
@@ -19,7 +19,7 @@ class ConfigJson implements ConfigIO
         $data = file_get_contents($filepath);
         $data = str_replace(self::getPhpHeaders(), '', $data);
         $data = str_replace(self::getPhpSuffix(), '', $data);
-        $data = json_decode($data, true);
+        $data = json_decode(trim($data), true);
         if ($data === null) {
             $errorCode = json_last_error();
             $error  = sprintf(
@@ -46,7 +46,7 @@ class ConfigJson implements ConfigIO
         // JSON_PRETTY_PRINT is available from PHP 5.4.
         $print = defined('JSON_PRETTY_PRINT') ? JSON_PRETTY_PRINT : 0;
         $data = self::getPhpHeaders() . json_encode($conf, $print) . self::getPhpSuffix();
-        if (!file_put_contents($filepath, $data)) {
+        if (empty($filepath) || !file_put_contents($filepath, $data)) {
             throw new \Shaarli\Exceptions\IOException(
                 $filepath,
                 t('Shaarli could not create the config file. '.
@@ -73,7 +73,7 @@ class ConfigJson implements ConfigIO
      */
     public static function getPhpHeaders()
     {
-        return '<?php /*'. PHP_EOL;
+        return '<?php /*';
     }
 
     /**
@@ -85,6 +85,6 @@ class ConfigJson implements ConfigIO
      */
     public static function getPhpSuffix()
     {
-        return PHP_EOL . '*/ ?>';
+        return '*/ ?>';
     }
 }