X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=application%2FFileUtils.php;h=b89ea12bcc26cb7e67b09eaa60f11abf9b0c552a;hb=62f5a7581380da7885025498de10e9a20c45b358;hp=b8ad897029f7f0318feaf91fd76b728dc4d4ea12;hpb=77de24876ff542e3770aa2845e993c58f87e37df;p=github%2Fshaarli%2FShaarli.git

diff --git a/application/FileUtils.php b/application/FileUtils.php
index b8ad8970..b89ea12b 100644
--- a/application/FileUtils.php
+++ b/application/FileUtils.php
@@ -26,7 +26,7 @@ class FileUtils
      * The file will be created if it doesn't exist.
      *
      * @param string $file    File path.
-     * @param string $content Content to write.
+     * @param mixed  $content Content to write.
      *
      * @return int|bool Number of bytes written or false if it fails.
      *
@@ -37,7 +37,7 @@ class FileUtils
         if (is_file($file) && !is_writeable($file)) {
             // The datastore exists but is not writeable
             throw new IOException($file);
-        } else if (!is_file($file) && !is_writeable(dirname($file))) {
+        } elseif (!is_file($file) && !is_writeable(dirname($file))) {
             // The datastore does not exist and its parent directory is not writeable
             throw new IOException(dirname($file));
         }
@@ -50,7 +50,8 @@ class FileUtils
 
     /**
      * Read data from a file containing Shaarli database format content.
-     * If the file isn't readable or doesn't exists, default data will be returned.
+     *
+     * If the file isn't readable or doesn't exist, default data will be returned.
      *
      * @param string $file    File path.
      * @param mixed  $default The default value to return if the file isn't readable.
@@ -61,16 +62,21 @@ class FileUtils
     {
         // Note that gzinflate is faster than gzuncompress.
         // See: http://www.php.net/manual/en/function.gzdeflate.php#96439
-        if (is_readable($file)) {
-            return unserialize(
-                gzinflate(
-                    base64_decode(
-                        substr(file_get_contents($file), strlen(self::$phpPrefix), -strlen(self::$phpSuffix))
-                    )
-                )
-            );
+        if (! is_readable($file)) {
+            return $default;
+        }
+
+        $data = file_get_contents($file);
+        if ($data == '') {
+            return $default;
         }
 
-        return $default;
+        return unserialize(
+            gzinflate(
+                base64_decode(
+                    substr($data, strlen(self::$phpPrefix), -strlen(self::$phpSuffix))
+                )
+            )
+        );
     }
 }