Changeset 12284 for trunk/wp-includes/vars.php

Timestamp:

11/26/2009 11:29:54 AM (16 years ago)

Author:

azaozz

Message:

Fix notices and phpdoc, props hakre, fixes #10758

File:

• trunk/wp-includes/vars.php (modified) (1 diff)

trunk/wp-includes/vars.php

@@ -38 +38 @@
 $is_lynx = $is_gecko = $is_winIE = $is_macIE = $is_opera = $is_NS4 = $is_safari = $is_chrome = $is_iphone = false;
 
-if (strpos($_SERVER['HTTP_USER_AGENT'], 'Lynx') !== false) {
-    $is_lynx = true;
-} elseif ( strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'chrome') !== false ) {
-    $is_chrome = true;
-} elseif ( strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'safari') !== false ) {
-    $is_safari = true;
-} elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko') !== false) {
-    $is_gecko = true;
-} elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Win') !== false) {
-    $is_winIE = true;
-} elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') !== false) {
-    $is_macIE = true;
-} elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== false) {
-    $is_opera = true;
-} elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'Nav') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mozilla/4.') !== false) {
-    $is_NS4 = true;
+if ( isset($_SERVER['HTTP_USER_AGENT']) ) {
+    if ( strpos($_SERVER['HTTP_USER_AGENT'], 'Lynx') !== false ) {
+        $is_lynx = true;
+    } elseif ( strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'chrome') !== false ) {
+        $is_chrome = true;
+    } elseif ( strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'safari') !== false ) {
+        $is_safari = true;
+    } elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko') !== false ) {
+        $is_gecko = true;
+    } elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Win') !== false ) {
+        $is_winIE = true;
+    } elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') !== false ) {
+        $is_macIE = true;
+    } elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== false ) {
+        $is_opera = true;
+    } elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'Nav') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mozilla/4.') !== false ) {
+        $is_NS4 = true;
+    }
 }