mirror of
https://github.com/alextselegidis/easyappointments.git
synced 2024-12-22 22:52:35 +03:00
522 lines
No EOL
12 KiB
PHP
522 lines
No EOL
12 KiB
PHP
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
|
|
/**
|
|
* CodeIgniter
|
|
*
|
|
* An open source application development framework for PHP 5.1.6 or newer
|
|
*
|
|
* @package CodeIgniter
|
|
* @author ExpressionEngine Dev Team
|
|
* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
|
|
* @license http://codeigniter.com/user_guide/license.html
|
|
* @link http://codeigniter.com
|
|
* @since Version 1.0
|
|
* @filesource
|
|
*/
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Router Class
|
|
*
|
|
* Parses URIs and determines routing
|
|
*
|
|
* @package CodeIgniter
|
|
* @subpackage Libraries
|
|
* @author ExpressionEngine Dev Team
|
|
* @category Libraries
|
|
* @link http://codeigniter.com/user_guide/general/routing.html
|
|
*/
|
|
class CI_Router {
|
|
|
|
/**
|
|
* Config class
|
|
*
|
|
* @var object
|
|
* @access public
|
|
*/
|
|
var $config;
|
|
/**
|
|
* List of routes
|
|
*
|
|
* @var array
|
|
* @access public
|
|
*/
|
|
var $routes = array();
|
|
/**
|
|
* List of error routes
|
|
*
|
|
* @var array
|
|
* @access public
|
|
*/
|
|
var $error_routes = array();
|
|
/**
|
|
* Current class name
|
|
*
|
|
* @var string
|
|
* @access public
|
|
*/
|
|
var $class = '';
|
|
/**
|
|
* Current method name
|
|
*
|
|
* @var string
|
|
* @access public
|
|
*/
|
|
var $method = 'index';
|
|
/**
|
|
* Sub-directory that contains the requested controller class
|
|
*
|
|
* @var string
|
|
* @access public
|
|
*/
|
|
var $directory = '';
|
|
/**
|
|
* Default controller (and method if specific)
|
|
*
|
|
* @var string
|
|
* @access public
|
|
*/
|
|
var $default_controller;
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* Runs the route mapping function.
|
|
*/
|
|
function __construct()
|
|
{
|
|
$this->config =& load_class('Config', 'core');
|
|
$this->uri =& load_class('URI', 'core');
|
|
log_message('debug', "Router Class Initialized");
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set the route mapping
|
|
*
|
|
* This function determines what should be served based on the URI request,
|
|
* as well as any "routes" that have been set in the routing config file.
|
|
*
|
|
* @access private
|
|
* @return void
|
|
*/
|
|
function _set_routing()
|
|
{
|
|
// Are query strings enabled in the config file? Normally CI doesn't utilize query strings
|
|
// since URI segments are more search-engine friendly, but they can optionally be used.
|
|
// If this feature is enabled, we will gather the directory/class/method a little differently
|
|
$segments = array();
|
|
if ($this->config->item('enable_query_strings') === TRUE AND isset($_GET[$this->config->item('controller_trigger')]))
|
|
{
|
|
if (isset($_GET[$this->config->item('directory_trigger')]))
|
|
{
|
|
$this->set_directory(trim($this->uri->_filter_uri($_GET[$this->config->item('directory_trigger')])));
|
|
$segments[] = $this->fetch_directory();
|
|
}
|
|
|
|
if (isset($_GET[$this->config->item('controller_trigger')]))
|
|
{
|
|
$this->set_class(trim($this->uri->_filter_uri($_GET[$this->config->item('controller_trigger')])));
|
|
$segments[] = $this->fetch_class();
|
|
}
|
|
|
|
if (isset($_GET[$this->config->item('function_trigger')]))
|
|
{
|
|
$this->set_method(trim($this->uri->_filter_uri($_GET[$this->config->item('function_trigger')])));
|
|
$segments[] = $this->fetch_method();
|
|
}
|
|
}
|
|
|
|
// Load the routes.php file.
|
|
if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/routes.php'))
|
|
{
|
|
include(APPPATH.'config/'.ENVIRONMENT.'/routes.php');
|
|
}
|
|
elseif (is_file(APPPATH.'config/routes.php'))
|
|
{
|
|
include(APPPATH.'config/routes.php');
|
|
}
|
|
|
|
$this->routes = ( ! isset($route) OR ! is_array($route)) ? array() : $route;
|
|
unset($route);
|
|
|
|
// Set the default controller so we can display it in the event
|
|
// the URI doesn't correlated to a valid controller.
|
|
$this->default_controller = ( ! isset($this->routes['default_controller']) OR $this->routes['default_controller'] == '') ? FALSE : strtolower($this->routes['default_controller']);
|
|
|
|
// Were there any query string segments? If so, we'll validate them and bail out since we're done.
|
|
if (count($segments) > 0)
|
|
{
|
|
return $this->_validate_request($segments);
|
|
}
|
|
|
|
// Fetch the complete URI string
|
|
$this->uri->_fetch_uri_string();
|
|
|
|
// Is there a URI string? If not, the default controller specified in the "routes" file will be shown.
|
|
if ($this->uri->uri_string == '')
|
|
{
|
|
return $this->_set_default_controller();
|
|
}
|
|
|
|
// Do we need to remove the URL suffix?
|
|
$this->uri->_remove_url_suffix();
|
|
|
|
// Compile the segments into an array
|
|
$this->uri->_explode_segments();
|
|
|
|
// Parse any custom routing that may exist
|
|
$this->_parse_routes();
|
|
|
|
// Re-index the segment array so that it starts with 1 rather than 0
|
|
$this->uri->_reindex_segments();
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set the default controller
|
|
*
|
|
* @access private
|
|
* @return void
|
|
*/
|
|
function _set_default_controller()
|
|
{
|
|
if ($this->default_controller === FALSE)
|
|
{
|
|
show_error("Unable to determine what should be displayed. A default route has not been specified in the routing file.");
|
|
}
|
|
// Is the method being specified?
|
|
if (strpos($this->default_controller, '/') !== FALSE)
|
|
{
|
|
$x = explode('/', $this->default_controller);
|
|
|
|
$this->set_class($x[0]);
|
|
$this->set_method($x[1]);
|
|
$this->_set_request($x);
|
|
}
|
|
else
|
|
{
|
|
$this->set_class($this->default_controller);
|
|
$this->set_method('index');
|
|
$this->_set_request(array($this->default_controller, 'index'));
|
|
}
|
|
|
|
// re-index the routed segments array so it starts with 1 rather than 0
|
|
$this->uri->_reindex_segments();
|
|
|
|
log_message('debug', "No URI present. Default controller set.");
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set the Route
|
|
*
|
|
* This function takes an array of URI segments as
|
|
* input, and sets the current class/method
|
|
*
|
|
* @access private
|
|
* @param array
|
|
* @param bool
|
|
* @return void
|
|
*/
|
|
function _set_request($segments = array())
|
|
{
|
|
$segments = $this->_validate_request($segments);
|
|
|
|
if (count($segments) == 0)
|
|
{
|
|
return $this->_set_default_controller();
|
|
}
|
|
|
|
$this->set_class($segments[0]);
|
|
|
|
if (isset($segments[1]))
|
|
{
|
|
// A standard method request
|
|
$this->set_method($segments[1]);
|
|
}
|
|
else
|
|
{
|
|
// This lets the "routed" segment array identify that the default
|
|
// index method is being used.
|
|
$segments[1] = 'index';
|
|
}
|
|
|
|
// Update our "routed" segment array to contain the segments.
|
|
// Note: If there is no custom routing, this array will be
|
|
// identical to $this->uri->segments
|
|
$this->uri->rsegments = $segments;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Validates the supplied segments. Attempts to determine the path to
|
|
* the controller.
|
|
*
|
|
* @access private
|
|
* @param array
|
|
* @return array
|
|
*/
|
|
function _validate_request($segments)
|
|
{
|
|
if (count($segments) == 0)
|
|
{
|
|
return $segments;
|
|
}
|
|
|
|
// Does the requested controller exist in the root folder?
|
|
if (file_exists(APPPATH.'controllers/'.$segments[0].'.php'))
|
|
{
|
|
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($segments) > 0)
|
|
{
|
|
// Does the requested controller exist in the sub-folder?
|
|
if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$segments[0].'.php'))
|
|
{
|
|
if ( ! empty($this->routes['404_override']))
|
|
{
|
|
$x = explode('/', $this->routes['404_override']);
|
|
|
|
$this->set_directory('');
|
|
$this->set_class($x[0]);
|
|
$this->set_method(isset($x[1]) ? $x[1] : 'index');
|
|
|
|
return $x;
|
|
}
|
|
else
|
|
{
|
|
show_404($this->fetch_directory().$segments[0]);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Is the method being specified in the route?
|
|
if (strpos($this->default_controller, '/') !== FALSE)
|
|
{
|
|
$x = explode('/', $this->default_controller);
|
|
|
|
$this->set_class($x[0]);
|
|
$this->set_method($x[1]);
|
|
}
|
|
else
|
|
{
|
|
$this->set_class($this->default_controller);
|
|
$this->set_method('index');
|
|
}
|
|
|
|
// Does the default controller exist in the sub-folder?
|
|
if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$this->default_controller.'.php'))
|
|
{
|
|
$this->directory = '';
|
|
return array();
|
|
}
|
|
|
|
}
|
|
|
|
return $segments;
|
|
}
|
|
|
|
|
|
// If we've gotten this far it means that the URI does not correlate to a valid
|
|
// controller class. We will now see if there is an override
|
|
if ( ! empty($this->routes['404_override']))
|
|
{
|
|
$x = explode('/', $this->routes['404_override']);
|
|
|
|
$this->set_class($x[0]);
|
|
$this->set_method(isset($x[1]) ? $x[1] : 'index');
|
|
|
|
return $x;
|
|
}
|
|
|
|
|
|
// Nothing else to do at this point but show a 404
|
|
show_404($segments[0]);
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Parse Routes
|
|
*
|
|
* This function matches any routes that may exist in
|
|
* the config/routes.php file against the URI to
|
|
* determine if the class/method need to be remapped.
|
|
*
|
|
* @access private
|
|
* @return void
|
|
*/
|
|
function _parse_routes()
|
|
{
|
|
// Turn the segment array into a URI string
|
|
$uri = implode('/', $this->uri->segments);
|
|
|
|
// Is there a literal match? If so we're done
|
|
if (isset($this->routes[$uri]))
|
|
{
|
|
return $this->_set_request(explode('/', $this->routes[$uri]));
|
|
}
|
|
|
|
// Loop through the route array looking for wild-cards
|
|
foreach ($this->routes as $key => $val)
|
|
{
|
|
// Convert wild-cards to RegEx
|
|
$key = str_replace(':any', '.+', str_replace(':num', '[0-9]+', $key));
|
|
|
|
// Does the RegEx match?
|
|
if (preg_match('#^'.$key.'$#', $uri))
|
|
{
|
|
// Do we have a back-reference?
|
|
if (strpos($val, '$') !== FALSE AND strpos($key, '(') !== FALSE)
|
|
{
|
|
$val = preg_replace('#^'.$key.'$#', $val, $uri);
|
|
}
|
|
|
|
return $this->_set_request(explode('/', $val));
|
|
}
|
|
}
|
|
|
|
// If we got this far it means we didn't encounter a
|
|
// matching route so we'll set the site default route
|
|
$this->_set_request($this->uri->segments);
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set the class name
|
|
*
|
|
* @access public
|
|
* @param string
|
|
* @return void
|
|
*/
|
|
function set_class($class)
|
|
{
|
|
$this->class = str_replace(array('/', '.'), '', $class);
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Fetch the current class
|
|
*
|
|
* @access public
|
|
* @return string
|
|
*/
|
|
function fetch_class()
|
|
{
|
|
return $this->class;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set the method name
|
|
*
|
|
* @access public
|
|
* @param string
|
|
* @return void
|
|
*/
|
|
function set_method($method)
|
|
{
|
|
$this->method = $method;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Fetch the current method
|
|
*
|
|
* @access public
|
|
* @return string
|
|
*/
|
|
function fetch_method()
|
|
{
|
|
if ($this->method == $this->fetch_class())
|
|
{
|
|
return 'index';
|
|
}
|
|
|
|
return $this->method;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set the directory name
|
|
*
|
|
* @access public
|
|
* @param string
|
|
* @return void
|
|
*/
|
|
function set_directory($dir)
|
|
{
|
|
$this->directory = str_replace(array('/', '.'), '', $dir).'/';
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Fetch the sub-directory (if any) that contains the requested controller class
|
|
*
|
|
* @access public
|
|
* @return string
|
|
*/
|
|
function fetch_directory()
|
|
{
|
|
return $this->directory;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set the controller overrides
|
|
*
|
|
* @access public
|
|
* @param array
|
|
* @return null
|
|
*/
|
|
function _set_overrides($routing)
|
|
{
|
|
if ( ! is_array($routing))
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (isset($routing['directory']))
|
|
{
|
|
$this->set_directory($routing['directory']);
|
|
}
|
|
|
|
if (isset($routing['controller']) AND $routing['controller'] != '')
|
|
{
|
|
$this->set_class($routing['controller']);
|
|
}
|
|
|
|
if (isset($routing['function']))
|
|
{
|
|
$routing['function'] = ($routing['function'] == '') ? 'index' : $routing['function'];
|
|
$this->set_method($routing['function']);
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
// END Router Class
|
|
|
|
/* End of file Router.php */
|
|
/* Location: ./system/core/Router.php */ |