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Diffstat (limited to 'system/codeigniter/CodeIgniter.php')
| -rw-r--r-- | system/codeigniter/CodeIgniter.php | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/system/codeigniter/CodeIgniter.php b/system/codeigniter/CodeIgniter.php new file mode 100644 index 000000000..aef7618e9 --- /dev/null +++ b/system/codeigniter/CodeIgniter.php @@ -0,0 +1,256 @@ +<?php if (!defined('BASEPATH')) exit('No direct script access allowed'); +/** + * Code Igniter + * + * An open source application development framework for PHP 4.3.2 or newer + * + * @package CodeIgniter + * @author Rick Ellis + * @copyright Copyright (c) 2006, pMachine, Inc. + * @license http://www.codeignitor.com/user_guide/license.html + * @link http://www.codeigniter.com + * @since Version 1.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * System Front Controller + * + * Loads the base classes and executes the request. + * + * @package CodeIgniter + * @subpackage codeigniter + * @category Front-controller + * @author Rick Ellis + * @link http://www.codeigniter.com/user_guide/ + */ + +define('APPVER', '1.4'); + +/* + * ------------------------------------------------------ + * Load the global functions + * ------------------------------------------------------ + */ +require(BASEPATH.'codeigniter/Common'.EXT); + +/* + * ------------------------------------------------------ + * Define a custom error handler so we can log errors + * ------------------------------------------------------ + */ +set_error_handler('_exception_handler'); +set_magic_quotes_runtime(0); // Kill magic quotes + +/* + * ------------------------------------------------------ + * Start the timer... tick tock tick tock... + * ------------------------------------------------------ + */ + +$BM =& _load_class('CI_Benchmark'); +$BM->mark('code_igniter_start'); + +/* + * ------------------------------------------------------ + * Instantiate the hooks classe + * ------------------------------------------------------ + */ + +$EXT =& _load_class('CI_Hooks'); + +/* + * ------------------------------------------------------ + * Is there a "pre_system" hook? + * ------------------------------------------------------ + */ +if ($EXT->_hook_exists('pre_system')) +{ + $EXT->_call_hook('pre_system'); +} + +/* + * ------------------------------------------------------ + * Instantiate the base classes + * ------------------------------------------------------ + */ + +$CFG =& _load_class('CI_Config'); +$RTR =& _load_class('CI_Router'); +$OUT =& _load_class('CI_Output'); + +/* + * ------------------------------------------------------ + * Is there a valid cache file? If so, we're done... + * ------------------------------------------------------ + */ + +if ($EXT->_hook_exists('cache_override')) +{ + $EXT->_call_hook('cache_override'); +} +else +{ + if ($OUT->_display_cache() == TRUE) + { + exit; + } +} + +/* + * ------------------------------------------------------ + * Does the requested controller exist? + * ------------------------------------------------------ + */ +if ( ! file_exists(APPPATH.'controllers/'.$RTR->fetch_class().EXT)) +{ + show_404(); +} + +/* + * ------------------------------------------------------ + * Load the remaining base classes + * ------------------------------------------------------ + */ + +$IN =& _load_class('CI_Input'); +$URI =& _load_class('CI_URI'); +$LANG =& _load_class('CI_Language'); + +/* + * ------------------------------------------------------ + * Load the app controller and local controller + * ------------------------------------------------------ + * + * Note: Due to the poor object handling in PHP 4 we'll + * contditionally load different versions of the base + * class. Retaining PHP 4 compatibility requires a bit of a hack. + * + * Note: The Loader class needs to be included first + * + */ + + +_load_class('CI_Loader'); + +if (floor(phpversion()) < 5) +{ + require(BASEPATH.'codeigniter/Base4'.EXT); +} +else +{ + require(BASEPATH.'codeigniter/Base5'.EXT); +} + +_load_class('CI_Controller'); + +require(APPPATH.'controllers/'.$RTR->fetch_class().EXT); + +/* + * ------------------------------------------------------ + * Security check + * ------------------------------------------------------ + * + * None of the functions in the app controller or the + * loader class can be called via the URI, nor can + * controller functions that begin with an underscore + */ +$class = $RTR->fetch_class(); +$method = $RTR->fetch_method(); + +if ( ! class_exists($class) + OR $method == 'controller' + OR substr($method, 0, 1) == '_' + OR in_array($method, get_class_methods('Controller')) + ) +{ + show_404(); +} + +/* + * ------------------------------------------------------ + * Is there a "pre_controller" hook? + * ------------------------------------------------------ + */ +if ($EXT->_hook_exists('pre_controller')) +{ + $EXT->_call_hook('pre_controller'); +} + +/* + * ------------------------------------------------------ + * Instantiate the controller and call requested method + * ------------------------------------------------------ + */ +$CI = new $class(); + +if ($RTR->scaffolding_request === TRUE) +{ + if ($EXT->_hook_exists('scaffolding_override')) + { + $EXT->_call_hook('scaffolding_override'); + } + else + { + $CI->_ci_scaffolding(); + } +} +else +{ + if ( ! method_exists($CI, $method)) + { + show_404(); + } + + $CI->$method(); +} + +/* + * ------------------------------------------------------ + * Is there a "post_controller" hook? + * ------------------------------------------------------ + */ +if ($EXT->_hook_exists('post_controller')) +{ + $EXT->_call_hook('post_controller'); +} + +/* + * ------------------------------------------------------ + * Send the final rendered output to the browser + * ------------------------------------------------------ + */ + +if ($EXT->_hook_exists('display_override')) +{ + $EXT->_call_hook('display_override'); +} +else +{ + $OUT->_display(); +} + +/* + * ------------------------------------------------------ + * Is there a "post_system" hook? + * ------------------------------------------------------ + */ +if ($EXT->_hook_exists('post_system')) +{ + $EXT->_call_hook('post_system'); +} + +/* + * ------------------------------------------------------ + * Close the DB connection of one exists + * ------------------------------------------------------ + */ +if ($CI->_ci_is_loaded('db')) +{ + $CI->db->close(); +} + + +?>
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