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authorAndrey Andreev <narf@devilix.net>2016-07-25 09:30:04 +0200
committerAndrey Andreev <narf@devilix.net>2016-07-25 09:30:46 +0200
commit384a46150d3014e914c4780a550513395d4bed83 (patch)
treee643083ba0fcff0a17903c8dfd2451780ba1b603 /system/core/Common.php
parent85f3d1ae7fb2da9e0dd364cc91d623040f8b3666 (diff)
Merge pull request #4725 from tianhe1986/develop_url_encode_case_insensitive
Fix remove_invisible_characters() for URL-encoded characters in upper case
Diffstat (limited to 'system/core/Common.php')
-rw-r--r--system/core/Common.php4
1 files changed, 2 insertions, 2 deletions
diff --git a/system/core/Common.php b/system/core/Common.php
index 85e18e406..d66649f59 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -716,8 +716,8 @@ if ( ! function_exists('remove_invisible_characters'))
// carriage return (dec 13) and horizontal tab (dec 09)
if ($url_encoded)
{
- $non_displayables[] = '/%0[0-8bcef]/'; // url encoded 00-08, 11, 12, 14, 15
- $non_displayables[] = '/%1[0-9a-f]/'; // url encoded 16-31
+ $non_displayables[] = '/%0[0-8bcef]/i'; // url encoded 00-08, 11, 12, 14, 15
+ $non_displayables[] = '/%1[0-9a-f]/i'; // url encoded 16-31
}
$non_displayables[] = '/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]+/S'; // 00-08, 11, 12, 14-31, 127