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Remove unused function

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This commit is contained in:
Marcus Hill
2022-05-20 16:27:06 +01:00
parent 48c2bec919
commit 08245c3ef6
1 changed files with 0 additions and 36 deletions
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36
functions.php
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@@ -186,42 +186,6 @@ function truncate($text, $chars) {
return $text; return $text;
} }
function get_otp($secret_seed) {
//TOTP seed (String representation)
$otp = '';
//number of seconds of otp period
$time_window = 30;
//time formating to epoch
$exact_time = microtime(true);
$rounded_time = floor($exact_time/$time_window);
//binary represetation of time without padding
$packed_time = pack("N", $rounded_time);
//binary representation of time with padding
$padded_packed_time = str_pad($packed_time,8, chr(0), STR_PAD_LEFT);
//binary representation of seed
$packed_secret_seed = pack("H*", $secret_seed);
//HMAC SHA1 hash (time + seed)
$hash = hash_hmac ('sha1', $padded_packed_time, $packed_secret_seed, true);
$offset = ord($hash[19]) & 0xf;
$otp = (
((ord($hash[$offset+0]) & 0x7f) << 24 ) |
((ord($hash[$offset+1]) & 0xff) << 16 ) |
((ord($hash[$offset+2]) & 0xff) << 8 ) |
(ord($hash[$offset+3]) & 0xff)
) % pow(10, 6);
//adding pad to otp, in order to assure a "6" digits
$otp = str_pad($otp, 6, "0", STR_PAD_LEFT);
return $otp;
}
function formatPhoneNumber($phoneNumber) { function formatPhoneNumber($phoneNumber) {
$phoneNumber = preg_replace('/[^0-9]/','',$phoneNumber); $phoneNumber = preg_replace('/[^0-9]/','',$phoneNumber);