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authorDerek Jones <derek.jones@ellislab.com>2010-03-02 19:53:43 +0100
committerDerek Jones <derek.jones@ellislab.com>2010-03-02 19:53:43 +0100
commitb97d21f92c3f38aaab36d2c1f885918375417845 (patch)
treec113ccbbbb00340b190905252a4cc6a571e11c8e /system/core/CodeIgniter.php
parent7313237eaef22530789067066954280d609a0550 (diff)
moving core library files out of libraries into new core folder
Diffstat (limited to 'system/core/CodeIgniter.php')
-rw-r--r--system/core/CodeIgniter.php280
1 files changed, 280 insertions, 0 deletions
diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
new file mode 100644
index 000000000..5d5bb144b
--- /dev/null
+++ b/system/core/CodeIgniter.php
@@ -0,0 +1,280 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package CodeIgniter
+ * @author ExpressionEngine Dev Team
+ * @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
+ * @license http://codeigniter.com/user_guide/license.html
+ * @link http://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 ExpressionEngine Dev Team
+ * @link http://codeigniter.com/user_guide/
+ */
+
+// CI Version
+define('CI_VERSION', '1.7.2');
+
+/*
+ * ------------------------------------------------------
+ * Load the global functions
+ * ------------------------------------------------------
+ */
+require(BASEPATH.'codeigniter/Common'.EXT);
+
+/*
+ * ------------------------------------------------------
+ * Load the compatibility override functions
+ * ------------------------------------------------------
+ */
+require(BASEPATH.'codeigniter/Compat'.EXT);
+
+/*
+ * ------------------------------------------------------
+ * Load the framework constants
+ * ------------------------------------------------------
+ */
+require(APPPATH.'config/constants'.EXT);
+
+/*
+ * ------------------------------------------------------
+ * Define a custom error handler so we can log PHP errors
+ * ------------------------------------------------------
+ */
+set_error_handler('_exception_handler');
+
+if ( ! is_php('5.3'))
+{
+ @set_magic_quotes_runtime(0); // Kill magic quotes
+}
+
+/*
+ * ------------------------------------------------------
+ * Start the timer... tick tock tick tock...
+ * ------------------------------------------------------
+ */
+
+$BM =& load_class('Benchmark');
+$BM->mark('total_execution_time_start');
+$BM->mark('loading_time_base_classes_start');
+
+/*
+ * ------------------------------------------------------
+ * Instantiate the hooks class
+ * ------------------------------------------------------
+ */
+
+$EXT =& load_class('Hooks');
+
+/*
+ * ------------------------------------------------------
+ * Is there a "pre_system" hook?
+ * ------------------------------------------------------
+ */
+$EXT->_call_hook('pre_system');
+
+/*
+ * ------------------------------------------------------
+ * Instantiate the base classes
+ * ------------------------------------------------------
+ */
+
+$CFG =& load_class('Config');
+$URI =& load_class('URI');
+$RTR =& load_class('Router');
+$OUT =& load_class('Output');
+
+/*
+ * ------------------------------------------------------
+ * Is there a valid cache file? If so, we're done...
+ * ------------------------------------------------------
+ */
+
+if ($EXT->_call_hook('cache_override') === FALSE)
+{
+ if ($OUT->_display_cache($CFG, $URI) == TRUE)
+ {
+ exit;
+ }
+}
+
+/*
+ * ------------------------------------------------------
+ * Load the remaining base classes
+ * ------------------------------------------------------
+ */
+
+$IN =& load_class('Input');
+$LANG =& load_class('Language');
+
+/*
+ * ------------------------------------------------------
+ * Load the app controller and local controller
+ * ------------------------------------------------------
+ *
+ * Note: Due to the poor object handling in PHP 4 we'll
+ * conditionally load different versions of the base
+ * class. Retaining PHP 4 compatibility requires a bit of a hack.
+ *
+ * Note: The Loader class needs to be included first
+ *
+ */
+if ( ! is_php('5.0.0'))
+{
+ load_class('Loader', FALSE);
+ require(BASEPATH.'codeigniter/Base4'.EXT);
+}
+else
+{
+ require(BASEPATH.'codeigniter/Base5'.EXT);
+}
+
+// Load the base controller class
+load_class('Controller', FALSE);
+
+// Load the local application controller
+// Note: The Router class automatically validates the controller path. If this include fails it
+// means that the default controller in the Routes.php file is not resolving to something valid.
+if ( ! file_exists(APPPATH.'controllers/'.$RTR->fetch_directory().$RTR->fetch_class().EXT))
+{
+ show_error('Unable to load your default controller. Please make sure the controller specified in your Routes.php file is valid.');
+}
+
+include(APPPATH.'controllers/'.$RTR->fetch_directory().$RTR->fetch_class().EXT);
+
+// Set a mark point for benchmarking
+$BM->mark('loading_time_base_classes_end');
+
+
+/*
+ * ------------------------------------------------------
+ * 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 $method == 'controller'
+ OR strncmp($method, '_', 1) == 0
+ OR in_array(strtolower($method), array_map('strtolower', get_class_methods('Controller')))
+ )
+{
+ show_404("{$class}/{$method}");
+}
+
+/*
+ * ------------------------------------------------------
+ * Is there a "pre_controller" hook?
+ * ------------------------------------------------------
+ */
+$EXT->_call_hook('pre_controller');
+
+/*
+ * ------------------------------------------------------
+ * Instantiate the controller and call requested method
+ * ------------------------------------------------------
+ */
+
+// Mark a start point so we can benchmark the controller
+$BM->mark('controller_execution_time_( '.$class.' / '.$method.' )_start');
+
+$CI = new $class();
+
+// Is this a scaffolding request?
+if ($RTR->scaffolding_request === TRUE)
+{
+ if ($EXT->_call_hook('scaffolding_override') === FALSE)
+ {
+ $CI->_ci_scaffolding();
+ }
+}
+else
+{
+ /*
+ * ------------------------------------------------------
+ * Is there a "post_controller_constructor" hook?
+ * ------------------------------------------------------
+ */
+ $EXT->_call_hook('post_controller_constructor');
+
+ // Is there a "remap" function?
+ if (method_exists($CI, '_remap'))
+ {
+ $CI->_remap($method);
+ }
+ else
+ {
+ // is_callable() returns TRUE on some versions of PHP 5 for private and protected
+ // methods, so we'll use this workaround for consistent behavior
+ if ( ! in_array(strtolower($method), array_map('strtolower', get_class_methods($CI))))
+ {
+ show_404("{$class}/{$method}");
+ }
+
+ // Call the requested method.
+ // Any URI segments present (besides the class/function) will be passed to the method for convenience
+ call_user_func_array(array(&$CI, $method), array_slice($URI->rsegments, 2));
+ }
+}
+
+// Mark a benchmark end point
+$BM->mark('controller_execution_time_( '.$class.' / '.$method.' )_end');
+
+/*
+ * ------------------------------------------------------
+ * Is there a "post_controller" hook?
+ * ------------------------------------------------------
+ */
+$EXT->_call_hook('post_controller');
+
+/*
+ * ------------------------------------------------------
+ * Send the final rendered output to the browser
+ * ------------------------------------------------------
+ */
+
+if ($EXT->_call_hook('display_override') === FALSE)
+{
+ $OUT->_display();
+}
+
+/*
+ * ------------------------------------------------------
+ * Is there a "post_system" hook?
+ * ------------------------------------------------------
+ */
+$EXT->_call_hook('post_system');
+
+/*
+ * ------------------------------------------------------
+ * Close the DB connection if one exists
+ * ------------------------------------------------------
+ */
+if (class_exists('CI_DB') AND isset($CI->db))
+{
+ $CI->db->close();
+}
+
+
+/* End of file CodeIgniter.php */
+/* Location: ./system/codeigniter/CodeIgniter.php */ \ No newline at end of file