From 295cb89af386c208b82c47250e74c06d76191cf8 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sun, 7 Apr 2019 21:39:48 +0200
Subject: Fix PHP 5.5 compat for array const (#2360)

https://github.com/FreshRSS/FreshRSS/issues/2359
---
 lib/lib_rss.php | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'lib/lib_rss.php')

diff --git a/lib/lib_rss.php b/lib/lib_rss.php
index fd1389047..c0ea23989 100644
--- a/lib/lib_rss.php
+++ b/lib/lib_rss.php
@@ -549,7 +549,7 @@ function _i($icon, $url_only = false) {
 }
 
 
-const SHORTCUT_KEYS = array(
+$SHORTCUT_KEYS = array(	//No const for < PHP 5.6 compatibility
 			'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
 			'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm',
 			'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
@@ -559,6 +559,7 @@ const SHORTCUT_KEYS = array(
 		);
 
 function validateShortcutList($shortcuts) {
+	global $SHORTCUT_KEYS;
 	$legacy = array(
 			'down' => 'ArrowDown', 'left' => 'ArrowLeft', 'page_down' => 'PageDown', 'page_up' => 'PageUp',
 			'right' => 'ArrowRight', 'up' => 'ArrowUp',
@@ -567,17 +568,17 @@ function validateShortcutList($shortcuts) {
 	$shortcuts_ok = array();
 
 	foreach ($shortcuts as $key => $value) {
-		if (in_array($value, SHORTCUT_KEYS)) {
+		if (in_array($value, $SHORTCUT_KEYS)) {
 			$shortcuts_ok[$key] = $value;
 		} elseif (isset($legacy[$value])) {
 			$shortcuts_ok[$key] = $legacy[$value];
 		} else {	//Case-insensitive search
 			if ($upper === null) {
-				$upper = array_map('strtoupper', SHORTCUT_KEYS);
+				$upper = array_map('strtoupper', $SHORTCUT_KEYS);
 			}
 			$i = array_search(strtoupper($value), $upper);
 			if ($i !== false) {
-				$shortcuts_ok[$key] = SHORTCUT_KEYS[$i];
+				$shortcuts_ok[$key] = $SHORTCUT_KEYS[$i];
 			}
 		}
 	}
-- 
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