diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 96dc001..abc77a5 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -275,7 +275,7 @@
*/
function bcc($bcc, $limit = '')
{
- if ($limit != '' && ctype_digit($limit))
+ if ($limit != '' && is_numeric($limit))
{
$this->bcc_batch_mode = true;
$this->bcc_batch_size = $limit;
@@ -475,7 +475,7 @@
*/
function set_priority($n = 3)
{
- if ( ! ctype_digit($n))
+ if ( ! is_numeric($n))
{
$this->priority = 3;
return;
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index 854f048..18e3253 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -291,7 +291,7 @@
// Set the quality
$this->quality = trim(str_replace("%", "", $this->quality));
- if ($this->quality == '' OR $this->quality == 0 OR ! ctype_digit($this->quality))
+ if ($this->quality == '' OR $this->quality == 0 OR ! is_numeric($this->quality))
$this->quality = 90;
// Set the x/y coordinates
diff --git a/system/libraries/Log.php b/system/libraries/Log.php
index de5a9b8..6c78316 100644
--- a/system/libraries/Log.php
+++ b/system/libraries/Log.php
@@ -43,13 +43,13 @@
function CI_Log($path = '', $threshold = 4, $date_fmt = '')
{
$this->log_path = ($path != '') ? $path : BASEPATH.'logs/';
-
+
if ( ! is_dir($this->log_path) OR ! is_writable($this->log_path))
{
$this->_enabled = FALSE;
}
- if (ctype_digit($threshold))
+ if (is_numeric($threshold))
{
$this->_threshold = $threshold;
}
@@ -77,7 +77,7 @@
function write_log($level = 'error', $msg, $php_error = FALSE)
{
if ($this->_enabled === FALSE)
- {
+ {
return FALSE;
}
diff --git a/system/libraries/Output.php b/system/libraries/Output.php
index 73f0386..7a03cf9 100644
--- a/system/libraries/Output.php
+++ b/system/libraries/Output.php
@@ -78,7 +78,7 @@
*/
function cache($time)
{
- $this->cache_expiration = ( ! ctype_digit($time)) ? 0 : $time;
+ $this->cache_expiration = ( ! is_numeric($time)) ? 0 : $time;
}
// --------------------------------------------------------------------
diff --git a/system/libraries/Pagination.php b/system/libraries/Pagination.php
index 0bbb577..9d558f0 100644
--- a/system/libraries/Pagination.php
+++ b/system/libraries/Pagination.php
@@ -128,7 +128,7 @@
$this->cur_page = $obj->uri->segment($this->uri_segment);
}
- if ( ! ctype_digit($this->cur_page))
+ if ( ! is_numeric($this->cur_page))
{
$this->cur_page = 0;
}
diff --git a/system/libraries/Router.php b/system/libraries/Router.php
index 2219f57..1c67113 100644
--- a/system/libraries/Router.php
+++ b/system/libraries/Router.php
@@ -219,15 +219,23 @@
{
return $segments;
}
-
+
// Is the controller in a sub-folder?
if (is_dir(APPPATH.'controllers/'.$segments['0']))
- {
+ {
// Set the directory and remove it from the segment array
$this->set_directory($segments['0']);
$segments = array_slice($segments, 1);
- if (count($segments) == 0)
+ if (count($segments) > 0)
+ {
+ // Does the requested controller exist in the sub-folder?
+ if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$segments['0'].EXT))
+ {
+ show_404();
+ }
+ }
+ else
{
$this->set_class($this->default_controller);
$this->set_method('index');
diff --git a/system/libraries/Session.php b/system/libraries/Session.php
index 4f08cf6..94efee5 100644
--- a/system/libraries/Session.php
+++ b/system/libraries/Session.php
@@ -99,7 +99,7 @@
*/
$expiration = $this->object->config->item('sess_expiration');
- if (ctype_digit($expiration))
+ if (is_numeric($expiration))
{
if ($expiration > 0)
{
diff --git a/system/libraries/Trackback.php b/system/libraries/Trackback.php
index 583c6d2..8f9680d 100644
--- a/system/libraries/Trackback.php
+++ b/system/libraries/Trackback.php
@@ -368,7 +368,7 @@
$tb_array = explode('/', $url);
$tb_end = $tb_array[count($tb_array)-1];
- if ( ! ctype_digit($tb_end))
+ if ( ! is_numeric($tb_end))
{
$tb_end = $tb_array[count($tb_array)-2];
}
@@ -386,7 +386,7 @@
$tb_array = explode('/', $url);
$tb_id = $tb_array[count($tb_array)-1];
- if ( ! ctype_digit($tb_id))
+ if ( ! is_numeric($tb_id))
{
$tb_id = $tb_array[count($tb_array)-2];
}
diff --git a/system/libraries/URI.php b/system/libraries/URI.php
index c5fd462..ba6279e 100644
--- a/system/libraries/URI.php
+++ b/system/libraries/URI.php
@@ -88,7 +88,7 @@
*/
function uri_to_assoc($n = 3, $default = array())
{
- if ( ! ctype_digit($n))
+ if ( ! is_numeric($n))
{
return $default;
}
@@ -110,7 +110,7 @@
{
$retval[$val] = FALSE;
}
- return $default;
+ return $retval;
}
$segments = array_slice($this->segment_array(), ($n - 1));
diff --git a/system/libraries/Validation.php b/system/libraries/Validation.php
index 30faa85..44f49ff 100644
--- a/system/libraries/Validation.php
+++ b/system/libraries/Validation.php
@@ -404,7 +404,7 @@
*/
function min_length($str, $val)
{
- if ( ! ctype_digit($val))
+ if ( ! is_numeric($val))
{
return FALSE;
}
@@ -423,7 +423,7 @@
*/
function max_length($str, $val)
{
- if ( ! ctype_digit($val))
+ if ( ! is_numeric($val))
{
return FALSE;
}
@@ -442,7 +442,7 @@
*/
function exact_length($str, $val)
{
- if ( ! ctype_digit($val))
+ if ( ! is_numeric($val))
{
return FALSE;
}
@@ -517,7 +517,7 @@
*/
function numeric($str)
{
- return ( ! ctype_digit($str)) ? FALSE : TRUE;
+ return ( ! is_numeric($str)) ? FALSE : TRUE;
}
// --------------------------------------------------------------------