diff --git a/system/libraries/Loader.php b/system/libraries/Loader.php
index 1738438..43d1cbe 100644
--- a/system/libraries/Loader.php
+++ b/system/libraries/Loader.php
@@ -28,8 +28,11 @@
*/
class CI_Loader {
+ // All these are set automatically. Don't mess with them.
var $_ci_ob_level;
var $_ci_view_path = '';
+ var $_ci_is_php5 = FALSE;
+ var $_ci_use_instance = FALSE; // Whether we should use $this or $CI =& get_instance()
var $_ci_cached_vars = array();
var $_ci_models = array();
var $_ci_helpers = array();
@@ -37,20 +40,17 @@
var $_ci_scripts = array();
var $_ci_varmap = array('unit_test' => 'unit', 'user_agent' => 'agent');
- var $_ci_use_instance = FALSE; // This variable determines whether we should
- // use $this or $CI =& get_instance()
- // throughout this class. Don't mess with it.
/**
* Constructor
*
- * Sets the path to the view files and gets the initial output
- * buffering level
+ * Sets the path to the view files and gets the initial output buffering level
*
* @access public
*/
function CI_Loader()
{
+ $this->_ci_is_php5 = (floor(phpversion()) >= 5) ? TRUE : FALSE;
$this->_ci_view_path = APPPATH.'views/';
$this->_ci_ob_level = ob_get_level();
@@ -119,7 +119,7 @@
return;
}
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI =& get_instance();
if (isset($CI->$name))
@@ -147,7 +147,7 @@
if ($db_conn === TRUE)
$db_conn = '';
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI->load->database($db_conn, FALSE, TRUE);
}
@@ -165,20 +165,34 @@
require_once(APPPATH.'models/'.$path.$model.EXT);
$model = ucfirst($model);
-
- if ($this->_ci_use_instance)
+
+ if ($this->_ci_use_instance())
{
- $CI->$name = new $model();
+ $CI->$name = new $model();
+ foreach (get_object_vars($CI) as $key => $var)
+ {
+ if ( ! isset($CI->$name->$key))
+ {
+ $CI->$name->$key =& $CI->$key;
+ }
+ }
}
else
{
$this->$name = new $model();
- }
+ foreach (get_object_vars($this) as $key => $var)
+ {
+ if ( ! isset($this->$name->$key))
+ {
+ $this->$name->$key =& $CI->$key;
+ }
+ }
+ }
$this->_ci_models[] = $name;
- $this->_ci_assign_to_models();
}
+
// --------------------------------------------------------------------
/**
@@ -458,7 +472,7 @@
*/
function language($file = '', $lang = '', $return = FALSE)
{
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI =& get_instance();
return $CI->lang->load($file, $lang, $return);
@@ -480,7 +494,7 @@
*/
function config($file = '')
{
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI =& get_instance();
$CI->config->load($file);
@@ -515,7 +529,7 @@
show_error('You must include the name of the table you would like access when you initialize scaffolding');
}
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI =& get_instance();
$CI->_ci_scaffolding = TRUE;
@@ -545,7 +559,7 @@
// to become accessible from within the Controller and Model functions.
// Only needed when running PHP 5
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI =& get_instance();
foreach (get_object_vars($CI) as $key => $var)
@@ -627,7 +641,7 @@
* In order to permit views to be nested within
* other views, we need to flush the content back out whenever
* we are beyond the first level of output buffering so that
- * it can be seen and included properly by the first included
+ * it can be seen and included properly by the first included
* template and any subsequent ones. Oy!
*
*/
@@ -637,6 +651,7 @@
}
else
{
+ // PHP 4 requires that we use a global
global $OUT;
$OUT->set_output(ob_get_contents());
ob_end_clean();
@@ -745,7 +760,7 @@
}
// Instantiate the class
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI =& get_instance();
if ($config !== NULL)
@@ -794,7 +809,7 @@
// Load any custome config file
if (count($autoload['config']) > 0)
{
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI =& get_instance();
foreach ($autoload['config'] as $key => $val)
@@ -867,7 +882,7 @@
* Makes sure that anything loaded by the loader class (libraries, plugins, etc.)
* will be available to modles, if any exist.
*
- * @access public
+ * @access private
* @param object
* @return array
*/
@@ -878,7 +893,7 @@
return;
}
- if ($this->_ci_use_instance)
+ if ($this->_ci_use_instance())
{
$CI =& get_instance();
foreach ($this->_ci_models as $model)
@@ -902,7 +917,7 @@
*
* Takes an object as input and convers the class variables to array key/vals
*
- * @access public
+ * @access private
* @param object
* @return array
*/
@@ -911,6 +926,24 @@
return (is_object($object)) ? get_object_vars($object) : $object;
}
+ // --------------------------------------------------------------------
+
+ /**
+ * Determines whether we should use the CI instance or $this
+ *
+ * @access private
+ * @return bool
+ */
+ function _ci_use_instance()
+ {
+ if ($this->_ci_is_php5 == TRUE)
+ {
+ return TRUE;
+ }
+
+ global $CI;
+ return (is_object($CI)) ? TRUE : FALSE;
+ }
}
?>
\ No newline at end of file