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<?php
// Set up the global CI functions in their most minimal core representation
if ( ! function_exists('get_instance'))
{
function &get_instance()
{
$test = CI_TestCase::instance();
return $test->ci_instance();
}
}
// --------------------------------------------------------------------
if ( ! function_exists('get_config'))
{
function &get_config()
{
$test = CI_TestCase::instance();
return $test->ci_get_config();
}
}
if ( ! function_exists('config_item'))
{
function config_item($item)
{
$config =& get_config();
if ( ! isset($config[$item]))
{
return FALSE;
}
return $config[$item];
}
}
// --------------------------------------------------------------------
if ( ! function_exists('load_class'))
{
function load_class($class, $directory = 'libraries', $prefix = 'CI_')
{
if ($directory !== 'core' OR $prefix !== 'CI_')
{
throw new Exception('Not Implemented: Non-core load_class()');
}
$test = CI_TestCase::instance();
$obj =& $test->ci_core_class($class);
if (is_string($obj))
{
throw new Exception('Bad Isolation: Use ci_set_core_class to set '.$class);
}
return $obj;
}
}
// This is sort of meh. Should probably be mocked up with
// controllable output, so that we can test some of our
// security code. The function itself will be tested in the
// bootstrap testsuite.
// --------------------------------------------------------------------
if ( ! function_exists('remove_invisible_characters'))
{
function remove_invisible_characters($str, $url_encoded = TRUE)
{
$non_displayables = array();
// every control character except newline (dec 10)
// carriage return (dec 13), and horizontal tab (dec 09)
if ($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[] = '/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]+/S'; // 00-08, 11, 12, 14-31, 127
do
{
$str = preg_replace($non_displayables, '', $str, -1, $count);
}
while ($count);
return $str;
}
}
// Clean up error messages
// --------------------------------------------------------------------
if ( ! function_exists('show_error'))
{
function show_error($message, $status_code = 500, $heading = 'An Error Was Encountered')
{
throw new RuntimeException('CI Error: '.$message);
}
}
if ( ! function_exists('show_404'))
{
function show_404($page = '', $log_error = TRUE)
{
throw new RuntimeException('CI Error: 404');
}
}
if ( ! function_exists('_exception_handler'))
{
function _exception_handler($severity, $message, $filepath, $line)
{
throw new RuntimeException('CI Exception: '.$message.' | '.$filepath.' | '.$line);
}
}
// We assume a few things about our environment ...
// --------------------------------------------------------------------
if ( ! function_exists('is_php'))
{
function is_php($version = '5.0.0')
{
return ! (version_compare(PHP_VERSION, $version) < 0);
}
}
if ( ! function_exists('is_really_writable'))
{
function is_really_writable($file)
{
return is_writable($file);
}
}
if ( ! function_exists('is_loaded'))
{
function is_loaded()
{
throw new Exception('Bad Isolation: mock up environment');
}
}
if ( ! function_exists('log_message'))
{
function log_message($level = 'error', $message, $php_error = FALSE)
{
return TRUE;
}
}
if ( ! function_exists('set_status_header'))
{
function set_status_header($code = 200, $text = '')
{
return TRUE;
}
}
|
