Applying patches from otaku42: Fix two bugs in images uploads. Fix time_difference limitations.

git-svn-id: https://develop.svn.wordpress.org/trunk@456 602fd350-edb4-49c9-b593-d223f7449a82

b2-include/b2functions.php

@@ -1284,4 +1284,21 @@ function pingGeoURL($blog_ID) {
     getRemoteFile($host,$path); 
 }
 
+
+// implementation of in_array that also should work on PHP3
+if (!function_exists('in_array')) {
+
+	function in_array($needle, $haystack) {
+	    $needle = strtolower($needle);
+	    
+	    for ($i = 0; $i < count($haystack); $i++) {
+		if (strtolower($haystack[$i]) == $needle) {
+		    return true;
+		}
+	    }
+	
+	    return false;
+	}
+}
+
 ?>