-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');\r
-/**\r
- * CodeIgniter\r
- *\r
- * An open source application development framework for PHP 4.3.2 or newer\r
- *\r
- * @package CodeIgniter\r
- * @author ExpressionEngine Dev Team\r
- * @copyright Copyright (c) 2008, EllisLab, Inc.\r
- * @license http://codeigniter.com/user_guide/license.html\r
- * @link http://codeigniter.com\r
- * @since Version 1.0\r
- * @filesource\r
- */\r
-\r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Router Class\r
- *\r
- * Parses URIs and determines routing\r
- *\r
- * @package CodeIgniter\r
- * @subpackage Libraries\r
- * @author ExpressionEngine Dev Team\r
- * @category Libraries\r
- * @link http://codeigniter.com/user_guide/general/routing.html\r
- */\r
-class CI_Router {\r
-\r
- var $config; \r
- var $routes = array();\r
- var $error_routes = array();\r
- var $class = '';\r
- var $method = 'index';\r
- var $directory = '';\r
- var $uri_protocol = 'auto';\r
- var $default_controller;\r
- var $scaffolding_request = FALSE; // Must be set to FALSE\r
- \r
- /**\r
- * Constructor\r
- *\r
- * Runs the route mapping function.\r
- */\r
- function CI_Router()\r
- {\r
- $this->config =& load_class('Config');\r
- $this->uri =& load_class('URI');\r
- $this->_set_routing();\r
- log_message('debug', "Router Class Initialized");\r
- }\r
- \r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Set the route mapping\r
- *\r
- * This function determines what should be served based on the URI request,\r
- * as well as any "routes" that have been set in the routing config file.\r
- *\r
- * @access private\r
- * @return void\r
- */\r
- function _set_routing()\r
- {\r
- // Are query strings enabled in the config file?\r
- // If so, we're done since segment based URIs are not used with query strings.\r
- if ($this->config->item('enable_query_strings') === TRUE AND isset($_GET[$this->config->item('controller_trigger')]))\r
- {\r
- $this->set_class(trim($this->uri->_filter_uri($_GET[$this->config->item('controller_trigger')])));\r
-\r
- if (isset($_GET[$this->config->item('function_trigger')]))\r
- {\r
- $this->set_method(trim($this->uri->_filter_uri($_GET[$this->config->item('function_trigger')])));\r
- }\r
- \r
- return;\r
- }\r
- \r
- // Load the routes.php file.\r
- @include(APPPATH.'config/routes'.EXT);\r
- $this->routes = ( ! isset($route) OR ! is_array($route)) ? array() : $route;\r
- unset($route);\r
-\r
- // Set the default controller so we can display it in the event\r
- // the URI doesn't correlated to a valid controller.\r
- $this->default_controller = ( ! isset($this->routes['default_controller']) OR $this->routes['default_controller'] == '') ? FALSE : strtolower($this->routes['default_controller']); \r
- \r
- // Fetch the complete URI string\r
- $this->uri->_fetch_uri_string();\r
- \r
- // Is there a URI string? If not, the default controller specified in the "routes" file will be shown.\r
- if ($this->uri->uri_string == '')\r
- {\r
- if ($this->default_controller === FALSE)\r
- {\r
- show_error("Unable to determine what should be displayed. A default route has not been specified in the routing file.");\r
- }\r
-\r
- // Turn the default route into an array. We explode it in the event that\r
- // the controller is located in a subfolder\r
- $segments = $this->_validate_request(explode('/', $this->default_controller));\r
-\r
- // Set the class and method\r
- $this->set_class($segments[0]);\r
- $this->set_method('index');\r
- \r
- // Assign the segments to the URI class\r
- $this->uri->rsegments = $segments;\r
- \r
- // re-index the routed segments array so it starts with 1 rather than 0\r
- $this->uri->_reindex_segments();\r
- \r
- log_message('debug', "No URI present. Default controller set.");\r
- return;\r
- }\r
- unset($this->routes['default_controller']);\r
- \r
- // Do we need to remove the URL suffix?\r
- $this->uri->_remove_url_suffix();\r
- \r
- // Compile the segments into an array\r
- $this->uri->_explode_segments();\r
- \r
- // Parse any custom routing that may exist\r
- $this->_parse_routes(); \r
- \r
- // Re-index the segment array so that it starts with 1 rather than 0\r
- $this->uri->_reindex_segments();\r
- }\r
- \r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Set the Route\r
- *\r
- * This function takes an array of URI segments as\r
- * input, and sets the current class/method\r
- *\r
- * @access private\r
- * @param array\r
- * @param bool\r
- * @return void\r
- */\r
- function _set_request($segments = array())\r
- { \r
- $segments = $this->_validate_request($segments);\r
- \r
- if (count($segments) == 0)\r
- {\r
- return;\r
- }\r
- \r
- $this->set_class($segments[0]);\r
- \r
- if (isset($segments[1]))\r
- {\r
- // A scaffolding request. No funny business with the URL\r
- if ($this->routes['scaffolding_trigger'] == $segments[1] AND $segments[1] != '_ci_scaffolding')\r
- {\r
- $this->scaffolding_request = TRUE;\r
- unset($this->routes['scaffolding_trigger']);\r
- }\r
- else\r
- {\r
- // A standard method request\r
- $this->set_method($segments[1]);\r
- }\r
- }\r
- else\r
- {\r
- // This lets the "routed" segment array identify that the default\r
- // index method is being used.\r
- $segments[1] = 'index';\r
- }\r
- \r
- // Update our "routed" segment array to contain the segments.\r
- // Note: If there is no custom routing, this array will be\r
- // identical to $this->uri->segments\r
- $this->uri->rsegments = $segments;\r
- }\r
- \r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Validates the supplied segments. Attempts to determine the path to\r
- * the controller.\r
- *\r
- * @access private\r
- * @param array\r
- * @return array\r
- */ \r
- function _validate_request($segments)\r
- {\r
- // Does the requested controller exist in the root folder?\r
- if (file_exists(APPPATH.'controllers/'.$segments[0].EXT))\r
- {\r
- return $segments;\r
- }\r
-\r
- // Is the controller in a sub-folder?\r
- if (is_dir(APPPATH.'controllers/'.$segments[0]))\r
- { \r
- // Set the directory and remove it from the segment array\r
- $this->set_directory($segments[0]);\r
- $segments = array_slice($segments, 1);\r
- \r
- if (count($segments) > 0)\r
- {\r
- // Does the requested controller exist in the sub-folder?\r
- if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$segments[0].EXT))\r
- {\r
- show_404($this->fetch_directory().$segments[0]);\r
- }\r
- }\r
- else\r
- {\r
- $this->set_class($this->default_controller);\r
- $this->set_method('index');\r
- \r
- // Does the default controller exist in the sub-folder?\r
- if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$this->default_controller.EXT))\r
- {\r
- $this->directory = '';\r
- return array();\r
- }\r
- \r
- }\r
-\r
- return $segments;\r
- }\r
-\r
- // Can't find the requested controller...\r
- show_404($segments[0]);\r
- }\r
-\r
- // --------------------------------------------------------------------\r
-\r
- /**\r
- * Parse Routes\r
- *\r
- * This function matches any routes that may exist in\r
- * the config/routes.php file against the URI to\r
- * determine if the class/method need to be remapped.\r
- *\r
- * @access private\r
- * @return void\r
- */\r
- function _parse_routes()\r
- {\r
- // Do we even have any custom routing to deal with?\r
- // There is a default scaffolding trigger, so we'll look just for 1\r
- if (count($this->routes) == 1)\r
- {\r
- $this->_set_request($this->uri->segments);\r
- return;\r
- }\r
-\r
- // Turn the segment array into a URI string\r
- $uri = implode('/', $this->uri->segments);\r
-\r
- // Is there a literal match? If so we're done\r
- if (isset($this->routes[$uri]))\r
- {\r
- $this->_set_request(explode('/', $this->routes[$uri])); \r
- return;\r
- }\r
- \r
- // Loop through the route array looking for wild-cards\r
- foreach ($this->routes as $key => $val)\r
- { \r
- // Convert wild-cards to RegEx\r
- $key = str_replace(':any', '.+', str_replace(':num', '[0-9]+', $key));\r
- \r
- // Does the RegEx match?\r
- if (preg_match('#^'.$key.'$#', $uri))\r
- { \r
- // Do we have a back-reference?\r
- if (strpos($val, '$') !== FALSE AND strpos($key, '(') !== FALSE)\r
- {\r
- $val = preg_replace('#^'.$key.'$#', $val, $uri);\r
- }\r
- \r
- $this->_set_request(explode('/', $val)); \r
- return;\r
- }\r
- }\r
-\r
- // If we got this far it means we didn't encounter a\r
- // matching route so we'll set the site default route\r
- $this->_set_request($this->uri->segments);\r
- }\r
-\r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Set the class name\r
- *\r
- * @access public\r
- * @param string\r
- * @return void\r
- */ \r
- function set_class($class)\r
- {\r
- $this->class = $class;\r
- }\r
- \r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Fetch the current class\r
- *\r
- * @access public\r
- * @return string\r
- */ \r
- function fetch_class()\r
- {\r
- return $this->class;\r
- }\r
- \r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Set the method name\r
- *\r
- * @access public\r
- * @param string\r
- * @return void\r
- */ \r
- function set_method($method)\r
- {\r
- $this->method = $method;\r
- }\r
-\r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Fetch the current method\r
- *\r
- * @access public\r
- * @return string\r
- */ \r
- function fetch_method()\r
- {\r
- if ($this->method == $this->fetch_class())\r
- {\r
- return 'index';\r
- }\r
-\r
- return $this->method;\r
- }\r
-\r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Set the directory name\r
- *\r
- * @access public\r
- * @param string\r
- * @return void\r
- */ \r
- function set_directory($dir)\r
- {\r
- $this->directory = $dir.'/';\r
- }\r
-\r
- // --------------------------------------------------------------------\r
- \r
- /**\r
- * Fetch the sub-directory (if any) that contains the requested controller class\r
- *\r
- * @access public\r
- * @return string\r
- */ \r
- function fetch_directory()\r
- {\r
- return $this->directory;\r
- }\r
-\r
-}\r
-// END Router Class\r
-\r
-/* End of file Router.php */\r
+<?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, 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 {
+
+ var $config;
+ var $routes = array();
+ var $error_routes = array();
+ var $class = '';
+ var $method = 'index';
+ var $directory = '';
+ var $uri_protocol = 'auto';
+ var $default_controller;
+ var $scaffolding_request = FALSE; // Must be set to FALSE
+
+ /**
+ * Constructor
+ *
+ * Runs the route mapping function.
+ */
+ function CI_Router()
+ {
+ $this->config =& load_class('Config');
+ $this->uri =& load_class('URI');
+ $this->_set_routing();
+ log_message('debug', "Router Class Initialized");
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set the route mapping
+ *
+ * This function determines what should be served based on the URI request,
+ * as well as any "routes" that have been set in the routing config file.
+ *
+ * @access private
+ * @return void
+ */
+ function _set_routing()
+ {
+ // Are query strings enabled in the config file?
+ // If so, we're done since segment based URIs are not used with query strings.
+ if ($this->config->item('enable_query_strings') === TRUE AND isset($_GET[$this->config->item('controller_trigger')]))
+ {
+ $this->set_class(trim($this->uri->_filter_uri($_GET[$this->config->item('controller_trigger')])));
+
+ if (isset($_GET[$this->config->item('function_trigger')]))
+ {
+ $this->set_method(trim($this->uri->_filter_uri($_GET[$this->config->item('function_trigger')])));
+ }
+
+ return;
+ }
+
+ // Load the routes.php file.
+ @include(APPPATH.'config/routes'.EXT);
+ $this->routes = ( ! isset($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']);
+
+ // 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 == '')
+ {
+ 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.");
+ }
+
+ // Turn the default route into an array. We explode it in the event that
+ // the controller is located in a subfolder
+ $segments = $this->_validate_request(explode('/', $this->default_controller));
+
+ // Set the class and method
+ $this->set_class($segments[0]);
+ $this->set_method('index');
+
+ // Assign the segments to the URI class
+ $this->uri->rsegments = $segments;
+
+ // re-index the routed segments array so it starts with 1 rather than 0
+ $this->uri->_reindex_segments();
+
+ log_message('debug', "No URI present. Default controller set.");
+ return;
+ }
+ unset($this->routes['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
+ $this->uri->_reindex_segments();
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set the Route
+ *
+ * This function takes an array of URI segments as
+ * input, and sets the current class/method
+ *
+ * @access private
+ * @param array
+ * @param bool
+ * @return void
+ */
+ function _set_request($segments = array())
+ {
+ $segments = $this->_validate_request($segments);
+
+ if (count($segments) == 0)
+ {
+ return;
+ }
+
+ $this->set_class($segments[0]);
+
+ if (isset($segments[1]))
+ {
+ // A scaffolding request. No funny business with the URL
+ if ($this->routes['scaffolding_trigger'] == $segments[1] AND $segments[1] != '_ci_scaffolding')
+ {
+ $this->scaffolding_request = TRUE;
+ unset($this->routes['scaffolding_trigger']);
+ }
+ else
+ {
+ // 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)
+ {
+ // Does the requested controller exist in the root folder?
+ if (file_exists(APPPATH.'controllers/'.$segments[0].EXT))
+ {
+ 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().$segments[0].EXT))
+ {
+ show_404($this->fetch_directory().$segments[0]);
+ }
+ }
+ 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.EXT))
+ {
+ $this->directory = '';
+ return array();
+ }
+
+ }
+
+ return $segments;
+ }
+
+ // Can't find the requested controller...
+ show_404($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()
+ {
+ // Do we even have any custom routing to deal with?
+ // There is a default scaffolding trigger, so we'll look just for 1
+ if (count($this->routes) == 1)
+ {
+ $this->_set_request($this->uri->segments);
+ return;
+ }
+
+ // 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]))
+ {
+ $this->_set_request(explode('/', $this->routes[$uri]));
+ return;
+ }
+
+ // 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);
+ }
+
+ $this->_set_request(explode('/', $val));
+ return;
+ }
+ }
+
+ // 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 = $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 = $dir.'/';
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch the sub-directory (if any) that contains the requested controller class
+ *
+ * @access public
+ * @return string
+ */
+ function fetch_directory()
+ {
+ return $this->directory;
+ }
+
+}
+// END Router Class
+
+/* End of file Router.php */