From 4840ccdfd79dfe59601cb45550e2f577f1fa27c5 Mon Sep 17 00:00:00 2001
From: Imanol Losada <imanol.losada@gmail.com>
Date: Wed, 29 Oct 2014 18:41:36 -0500
Subject: [PATCH] Add PHP version_compare constraint for webp format image -
 refs #5637

---
 main/inc/lib/main_api.lib.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/main/inc/lib/main_api.lib.php b/main/inc/lib/main_api.lib.php
index 230d6054ca..0bf69a39f8 100755
--- a/main/inc/lib/main_api.lib.php
+++ b/main/inc/lib/main_api.lib.php
@@ -7558,5 +7558,9 @@ function api_get_configuration_value($variable)
  */
 function getSupportedImageExtensions()
 {
-    return array('jpg', 'jpeg', 'png', 'gif', 'svg', 'webp');
+    $supportedImageExtensions = array('jpg', 'jpeg', 'png', 'gif', 'svg');
+    if (version_compare(PHP_VERSION, '5.5.0', '>=')) {
+        array_push($supportedImageExtensions, 'webp');
+    }
+    return $supportedImageExtensions;
 }