diff options
Diffstat (limited to 'system/libraries/URI.php')
-rw-r--r-- | system/libraries/URI.php | 732 |
1 files changed, 366 insertions, 366 deletions
diff --git a/system/libraries/URI.php b/system/libraries/URI.php index 10654a69c..5cedd8e0f 100644 --- a/system/libraries/URI.php +++ b/system/libraries/URI.php @@ -1,367 +1,367 @@ -<?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 - */ - -// ------------------------------------------------------------------------ - -/** - * URI Class - * - * Parses URIs and determines routing - * - * @package CodeIgniter - * @subpackage Libraries - * @category URI - * @author Rick Ellis - * @link http://www.codeigniter.com/user_guide/libraries/uri.html - */ -class CI_URI { - - var $router; - var $keyval = array(); - - /** - * Constructor - * - * Simply globalizes the $RTR object. The front - * loads the Router class early on so it's not available - * normally as other classes are. - * - * @access public - */ - function CI_URI() - { - $this->router =& load_class('Router'); - log_message('debug', "URI Class Initialized"); - } - - // -------------------------------------------------------------------- - - /** - * Fetch a URI Segment - * - * This function returns the URI segment based on the number provided. - * - * @access public - * @param integer - * @param bool - * @return string - */ - function segment($n, $no_result = FALSE) - { - return ( ! isset($this->router->segments[$n])) ? $no_result : $this->router->segments[$n]; - } - - // -------------------------------------------------------------------- - - /** - * Fetch a URI "routed" Segment - * - * This function returns the re-routed URI segment (assuming routing rules are used) - * based on the number provided. If there is no routing this function returns the - * same result as $this->segment() - * - * @access public - * @param integer - * @param bool - * @return string - */ - function rsegment($n, $no_result = FALSE) - { - return ( ! isset($this->router->rsegments[$n])) ? $no_result : $this->router->rsegments[$n]; - } - - // -------------------------------------------------------------------- - - /** - * Generate a key value pair from the URI string - * - * This function generates and associative array of URI data starting - * at the supplied segment. For example, if this is your URI: - * - * www.your-site.com/user/search/name/joe/location/UK/gender/male - * - * You can use this function to generate an array with this prototype: - * - * array ( - * name => joe - * location => UK - * gender => male - * ) - * - * @access public - * @param integer the starting segment number - * @param array an array of default values - * @return array - */ - function uri_to_assoc($n = 3, $default = array()) - { - return $this->_uri_to_assoc($n, $default, 'segment'); - } - /** - * Identical to above only it uses the re-routed segment array - * - */ - function ruri_to_assoc($n = 3, $default = array()) - { - return $this->_uri_to_assoc($n, $default, 'rsegment'); - } - - // -------------------------------------------------------------------- - - /** - * Generate a key value pair from the URI string or Re-routed URI string - * - * @access private - * @param integer the starting segment number - * @param array an array of default values - * @param string which array we should use - * @return array - */ - function _uri_to_assoc($n = 3, $default = array(), $which = 'segment') - { - if ($which == 'segment') - { - $total_segments = 'total_segments'; - $segment_array = 'segment_array'; - } - else - { - $total_segments = 'total_rsegments'; - $segment_array = 'rsegment_array'; - } - - if ( ! is_numeric($n)) - { - return $default; - } - - if (isset($this->keyval[$n])) - { - return $this->keyval[$n]; - } - - if ($this->$total_segments() < $n) - { - if (count($default) == 0) - { - return array(); - } - - $retval = array(); - foreach ($default as $val) - { - $retval[$val] = FALSE; - } - return $retval; - } - - $segments = array_slice($this->$segment_array(), ($n - 1)); - - $i = 0; - $lastval = ''; - $retval = array(); - foreach ($segments as $seg) - { - if ($i % 2) - { - $retval[$lastval] = $seg; - } - else - { - $retval[$seg] = FALSE; - $lastval = $seg; - } - - $i++; - } - - if (count($default) > 0) - { - foreach ($default as $val) - { - if ( ! array_key_exists($val, $retval)) - { - $retval[$val] = FALSE; - } - } - } - - // Cache the array for reuse - $this->keyval[$n] = $retval; - return $retval; - } - - /** - * Generate a URI string from an associative array - * - * - * @access public - * @param array an associative array of key/values - * @return array - */ function assoc_to_uri($array) - { - $temp = array(); - foreach ((array)$array as $key => $val) - { - $temp[] = $key; - $temp[] = $val; - } - - return implode('/', $temp); - } - - // -------------------------------------------------------------------- - - /** - * Fetch a URI Segment and add a trailing slash - * - * @access public - * @param integer - * @param string - * @return string - */ - function slash_segment($n, $where = 'trailing') - { - return $this->_slash_segment($n, $where, 'segment'); - } - - // -------------------------------------------------------------------- - - /** - * Fetch a URI Segment and add a trailing slash - * - * @access public - * @param integer - * @param string - * @return string - */ - function slash_rsegment($n, $where = 'trailing') - { - return $this->_slash_segment($n, $where, 'rsegment'); - } - - // -------------------------------------------------------------------- - - /** - * Fetch a URI Segment and add a trailing slash - helper function - * - * @access private - * @param integer - * @param string - * @param string - * @return string - */ - function _slash_segment($n, $where = 'trailing', $which = 'segment') - { - if ($where == 'trailing') - { - $trailing = '/'; - $leading = ''; - } - elseif ($where == 'leading') - { - $leading = '/'; - $trailing = ''; - } - else - { - $leading = '/'; - $trailing = '/'; - } - return $leading.$this->$which($n).$trailing; - } - - // -------------------------------------------------------------------- - - /** - * Segment Array - * - * @access public - * @return array - */ - function segment_array() - { - return $this->router->segments; - } - - // -------------------------------------------------------------------- - - /** - * Routed Segment Array - * - * @access public - * @return array - */ - function rsegment_array() - { - return $this->router->rsegments; - } - - // -------------------------------------------------------------------- - - /** - * Total number of segments - * - * @access public - * @return integer - */ - function total_segments() - { - return count($this->router->segments); - } - - // -------------------------------------------------------------------- - - /** - * Total number of routed segments - * - * @access public - * @return integer - */ - function total_rsegments() - { - return count($this->router->rsegments); - } - - // -------------------------------------------------------------------- - - /** - * Fetch the entire URI string - * - * @access public - * @return string - */ - function uri_string() - { - return $this->router->uri_string; - } - - - // -------------------------------------------------------------------- - - /** - * Fetch the entire Re-routed URI string - * - * @access public - * @return string - */ - function ruri_string() - { - return '/'.implode('/', $this->rsegment_array()).'/'; - } - -} -// END URI Class +<?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 Rick Ellis
+ * @copyright Copyright (c) 2006, EllisLab, Inc.
+ * @license http://www.codeignitor.com/user_guide/license.html
+ * @link http://www.codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * URI Class
+ *
+ * Parses URIs and determines routing
+ *
+ * @package CodeIgniter
+ * @subpackage Libraries
+ * @category URI
+ * @author Rick Ellis
+ * @link http://www.codeigniter.com/user_guide/libraries/uri.html
+ */
+class CI_URI {
+
+ var $router;
+ var $keyval = array();
+
+ /**
+ * Constructor
+ *
+ * Simply globalizes the $RTR object. The front
+ * loads the Router class early on so it's not available
+ * normally as other classes are.
+ *
+ * @access public
+ */
+ function CI_URI()
+ {
+ $this->router =& load_class('Router');
+ log_message('debug', "URI Class Initialized");
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch a URI Segment
+ *
+ * This function returns the URI segment based on the number provided.
+ *
+ * @access public
+ * @param integer
+ * @param bool
+ * @return string
+ */
+ function segment($n, $no_result = FALSE)
+ {
+ return ( ! isset($this->router->segments[$n])) ? $no_result : $this->router->segments[$n];
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch a URI "routed" Segment
+ *
+ * This function returns the re-routed URI segment (assuming routing rules are used)
+ * based on the number provided. If there is no routing this function returns the
+ * same result as $this->segment()
+ *
+ * @access public
+ * @param integer
+ * @param bool
+ * @return string
+ */
+ function rsegment($n, $no_result = FALSE)
+ {
+ return ( ! isset($this->router->rsegments[$n])) ? $no_result : $this->router->rsegments[$n];
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Generate a key value pair from the URI string
+ *
+ * This function generates and associative array of URI data starting
+ * at the supplied segment. For example, if this is your URI:
+ *
+ * www.your-site.com/user/search/name/joe/location/UK/gender/male
+ *
+ * You can use this function to generate an array with this prototype:
+ *
+ * array (
+ * name => joe
+ * location => UK
+ * gender => male
+ * )
+ *
+ * @access public
+ * @param integer the starting segment number
+ * @param array an array of default values
+ * @return array
+ */
+ function uri_to_assoc($n = 3, $default = array())
+ {
+ return $this->_uri_to_assoc($n, $default, 'segment');
+ }
+ /**
+ * Identical to above only it uses the re-routed segment array
+ *
+ */
+ function ruri_to_assoc($n = 3, $default = array())
+ {
+ return $this->_uri_to_assoc($n, $default, 'rsegment');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Generate a key value pair from the URI string or Re-routed URI string
+ *
+ * @access private
+ * @param integer the starting segment number
+ * @param array an array of default values
+ * @param string which array we should use
+ * @return array
+ */
+ function _uri_to_assoc($n = 3, $default = array(), $which = 'segment')
+ {
+ if ($which == 'segment')
+ {
+ $total_segments = 'total_segments';
+ $segment_array = 'segment_array';
+ }
+ else
+ {
+ $total_segments = 'total_rsegments';
+ $segment_array = 'rsegment_array';
+ }
+
+ if ( ! is_numeric($n))
+ {
+ return $default;
+ }
+
+ if (isset($this->keyval[$n]))
+ {
+ return $this->keyval[$n];
+ }
+
+ if ($this->$total_segments() < $n)
+ {
+ if (count($default) == 0)
+ {
+ return array();
+ }
+
+ $retval = array();
+ foreach ($default as $val)
+ {
+ $retval[$val] = FALSE;
+ }
+ return $retval;
+ }
+
+ $segments = array_slice($this->$segment_array(), ($n - 1));
+
+ $i = 0;
+ $lastval = '';
+ $retval = array();
+ foreach ($segments as $seg)
+ {
+ if ($i % 2)
+ {
+ $retval[$lastval] = $seg;
+ }
+ else
+ {
+ $retval[$seg] = FALSE;
+ $lastval = $seg;
+ }
+
+ $i++;
+ }
+
+ if (count($default) > 0)
+ {
+ foreach ($default as $val)
+ {
+ if ( ! array_key_exists($val, $retval))
+ {
+ $retval[$val] = FALSE;
+ }
+ }
+ }
+
+ // Cache the array for reuse
+ $this->keyval[$n] = $retval;
+ return $retval;
+ }
+
+ /**
+ * Generate a URI string from an associative array
+ *
+ *
+ * @access public
+ * @param array an associative array of key/values
+ * @return array
+ */ function assoc_to_uri($array)
+ {
+ $temp = array();
+ foreach ((array)$array as $key => $val)
+ {
+ $temp[] = $key;
+ $temp[] = $val;
+ }
+
+ return implode('/', $temp);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch a URI Segment and add a trailing slash
+ *
+ * @access public
+ * @param integer
+ * @param string
+ * @return string
+ */
+ function slash_segment($n, $where = 'trailing')
+ {
+ return $this->_slash_segment($n, $where, 'segment');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch a URI Segment and add a trailing slash
+ *
+ * @access public
+ * @param integer
+ * @param string
+ * @return string
+ */
+ function slash_rsegment($n, $where = 'trailing')
+ {
+ return $this->_slash_segment($n, $where, 'rsegment');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch a URI Segment and add a trailing slash - helper function
+ *
+ * @access private
+ * @param integer
+ * @param string
+ * @param string
+ * @return string
+ */
+ function _slash_segment($n, $where = 'trailing', $which = 'segment')
+ {
+ if ($where == 'trailing')
+ {
+ $trailing = '/';
+ $leading = '';
+ }
+ elseif ($where == 'leading')
+ {
+ $leading = '/';
+ $trailing = '';
+ }
+ else
+ {
+ $leading = '/';
+ $trailing = '/';
+ }
+ return $leading.$this->$which($n).$trailing;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Segment Array
+ *
+ * @access public
+ * @return array
+ */
+ function segment_array()
+ {
+ return $this->router->segments;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Routed Segment Array
+ *
+ * @access public
+ * @return array
+ */
+ function rsegment_array()
+ {
+ return $this->router->rsegments;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Total number of segments
+ *
+ * @access public
+ * @return integer
+ */
+ function total_segments()
+ {
+ return count($this->router->segments);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Total number of routed segments
+ *
+ * @access public
+ * @return integer
+ */
+ function total_rsegments()
+ {
+ return count($this->router->rsegments);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch the entire URI string
+ *
+ * @access public
+ * @return string
+ */
+ function uri_string()
+ {
+ return $this->router->uri_string;
+ }
+
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch the entire Re-routed URI string
+ *
+ * @access public
+ * @return string
+ */
+ function ruri_string()
+ {
+ return '/'.implode('/', $this->rsegment_array()).'/';
+ }
+
+}
+// END URI Class
?>
\ No newline at end of file |