1: <?php
  2: /**
  3:  * @category Horde
  4:  * @package  Controller
  5:  * @author   James Pepin <james@bluestatedigital.com>
  6:  * @license  http://www.horde.org/licenses/bsd BSD
  7:  */
  8: class Horde_Controller_Request_Http implements Horde_Controller_Request
  9: {
 10:     /**
 11:      * Request path
 12:      * @var string
 13:      */
 14:     protected $_path;
 15: 
 16:     /**
 17:      * All the headers
 18:      * @var array
 19:      */
 20:     protected $_headers = null;
 21: 
 22:     public function setPath($path)
 23:     {
 24:         $this->_path = $path;
 25:     }
 26: 
 27:     public function getPath()
 28:     {
 29:         return $this->_path;
 30:     }
 31: 
 32:     public function getMethod()
 33:     {
 34:         $serverVars = $this->getServerVars();
 35:         return $serverVars['REQUEST_METHOD'];
 36:     }
 37: 
 38:     /**
 39:      * Gets the request variables GET, POST, COOKIE, SERVER, REQUEST etc.
 40:      *
 41:      * @param string $name  The name of the superglobal whose vars to return
 42:      */
 43:     protected function getVars($name)
 44:     {
 45:         return $GLOBALS['_' . $name];
 46:     }
 47: 
 48:     public function getGetVars()
 49:     {
 50:         return $this->getVars('GET');
 51:     }
 52: 
 53:     public function getFileVars()
 54:     {
 55:         return $this->getVars('FILES');
 56:     }
 57: 
 58:     public function getServerVars()
 59:     {
 60:         return $this->getVars('SERVER');
 61:     }
 62: 
 63:     public function getPostVars()
 64:     {
 65:         return $this->getVars('POST');
 66:     }
 67: 
 68:     public function getCookieVars()
 69:     {
 70:         return $this->getVars('COOKIE');
 71:     }
 72: 
 73:     public function getRequestVars()
 74:     {
 75:         return $this->getVars('REQUEST');
 76:     }
 77: 
 78:     public function getSessionId()
 79:     {
 80:         //TODO: how do we get session ID?
 81:         //should probably be passing it in the constructor, or via setSession
 82:         //we should definitely lazy-load sessions though cause we don't always care about it
 83:         //perhaps a preFilter to start the session if the controller requests it, and then call setSession on the request
 84:         //object
 85:         return 0;
 86:     }
 87: 
 88:     /**
 89:      * Gets the value of header.
 90:      *
 91:      * Returns the value of the specified request header.
 92:      *
 93:      * @param    string  $name   the name of the header
 94:      * @return   string          the value of the specified header
 95:      */
 96:     public function getHeader($name)
 97:     {
 98:         if ($this->_headers == null) {
 99:             $this->_headers = $this->_getAllHeaders();
100:         }
101:         $name = Horde_String::lower($name);
102:         if (isset($this->_headers[$name])) {
103:             return $this->_headers[$name];
104:         }
105:         return null;
106:     }
107: 
108:     /**
109:      * Gets all the header names.
110:      *
111:      * Returns an array of all the header names this request
112:      * contains.
113:      *
114:      * @return   array   all the available headers as strings
115:      */
116:     public function getHeaderNames()
117:     {
118:         if ($this->_headers == null) {
119:             $this->_headers = $this->_getAllHeaders();
120:         }
121:         return array_keys($this->_headers);
122:     }
123: 
124:     /**
125:      * Gets all the headers.
126:      *
127:      * Returns an associative array of all the header names and values of this
128:      * request.
129:      *
130:      * @return   array   containing all the headers
131:      */
132:     public function getHeaders()
133:     {
134:         if ($this->_headers == null) {
135:             $this->_headers = $this->_getAllHeaders();
136:         }
137:         return $this->_headers;
138:     }
139: 
140:     /**
141:      * Returns all HTTP_* headers.
142:      *
143:      * Returns all the HTTP_* headers. Works both if PHP is an apache
144:      * module and if it's running as a CGI.
145:      *
146:      * @return   array    the headers' names and values
147:      */
148:     private function _getAllHeaders()
149:     {
150:         if (function_exists('getallheaders')) {
151:             return array_change_key_case(getallheaders(), CASE_LOWER);
152:         }
153: 
154:         $result = array();
155:         $server = $this->getServerVars();
156:         reset($server);
157:         foreach ($server as $key => $value) {
158:             $header_name = substr($key, 0, 5);
159:             if ($header_name == 'HTTP_') {
160:                 $hdr = str_replace('_', '-', Horde_String::lower(substr($key, 5)));
161:                 $result[$hdr] = $value;
162:             }
163:         }
164: 
165:         return $result;
166:     }
167: }
168: