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-rw-r--r--system/core/Input.php8
-rw-r--r--system/helpers/date_helper.php17
-rwxr-xr-xsystem/libraries/Session/Session.php2
3 files changed, 8 insertions, 19 deletions
diff --git a/system/core/Input.php b/system/core/Input.php
index c6063a280..142e2b434 100644
--- a/system/core/Input.php
+++ b/system/core/Input.php
@@ -356,11 +356,7 @@ class CI_Input {
// Some proxies typically list the whole chain of IP
// addresses through which the client has reached us.
// e.g. client_ip, proxy_ip1, proxy_ip2, etc.
- if (strpos($spoof, ',') !== FALSE)
- {
- $spoof = explode(',', $spoof, 2);
- $spoof = $spoof[0];
- }
+ sscanf($spoof, '%[^,]', $spoof);
if ( ! $this->valid_ip($spoof))
{
@@ -430,7 +426,7 @@ class CI_Input {
}
// Split the netmask length off the network address
- list($netaddr, $masklen) = explode('/', $proxy_ips[$i], 2);
+ sscanf($proxy_ips[$i], '%[^/]/%d', $netaddr, $masklen);
// Again, an IPv6 address is most likely in a compressed form
if ($separator === ':')
diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 5f05f0701..0fa400d7e 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -450,20 +450,13 @@ if ( ! function_exists('human_to_unix'))
return FALSE;
}
- $split = explode(' ', $datestr);
+ sscanf($datestr, '%d-%d-%d %s %s', $year, $month, $day, $time, $ampm);
+ sscanf($time, '%d:%d:%d', $hour, $min, $sec);
+ isset($sec) OR $sec = 0;
- list($year, $month, $day) = explode('-', $split[0]);
-
- $ex = explode(':', $split['1']);
-
- $hour = (int) $ex[0];
- $min = (int) $ex[1];
- $sec = ( ! empty($ex[2]) && preg_match('/[0-9]{1,2}/', $ex[2]))
- ? (int) $ex[2] : 0;
-
- if (isset($split[2]))
+ if (isset($ampm))
{
- $ampm = strtolower($split[2]);
+ $ampm = strtolower($ampm);
if ($ampm[0] === 'p' && $hour < 12)
{
diff --git a/system/libraries/Session/Session.php b/system/libraries/Session/Session.php
index bb13c3376..96e65f154 100755
--- a/system/libraries/Session/Session.php
+++ b/system/libraries/Session/Session.php
@@ -528,7 +528,7 @@ class CI_Session extends CI_Driver_Library {
foreach ($this->all_userdata() as $name => $value)
{
$parts = explode(self::FLASHDATA_NEW, $name);
- if (is_array($parts) && count($parts) === 2)
+ if (count($parts) === 2)
{
$new_name = self::FLASHDATA_KEY.self::FLASHDATA_OLD.$parts[1];
$this->set_userdata($new_name, $value);