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Revision 68 Revision 1257
Zeile 74... Zeile 74...
74 
	 *
 74 
	 *
75 
	 * @var	bool
 75 
	 * @var	bool
76 
	 */
 76 
	 */
77 
	protected $_file_new;
 77 
	protected $_file_new;
Zeile -... Zeile 78...
- 
 
 78 
 
- 
 
 79 
	/**
- 
 
 80 
	 * Validate SID regular expression
- 
 
 81 
	 *
- 
 
 82 
	 * @var	string
- 
 
 83 
	 */
- 
 
 84 
	protected $_sid_regexp;
- 
 
 85 
 
- 
 
 86 
	/**
- 
 
 87 
	 * mbstring.func_override flag
- 
 
 88 
	 *
- 
 
 89 
	 * @var	bool
- 
 
 90 
	 */
- 
 
 91 
	protected static $func_override;
78 
 
 92 
 
Zeile 79... Zeile 93...
79 
	// ------------------------------------------------------------------------
 93 
	// ------------------------------------------------------------------------
80 
 
 94 
 
81 
	/**
 95 
	/**
Zeile 96... Zeile 110...
96 
		else
 110 
		else
97 
		{
 111 
		{
98 
			log_message('debug', 'Session: "sess_save_path" is empty; using "session.save_path" value from php.ini.');
 112 
			log_message('debug', 'Session: "sess_save_path" is empty; using "session.save_path" value from php.ini.');
99 
			$this->_config['save_path'] = rtrim(ini_get('session.save_path'), '/\\');
 113 
			$this->_config['save_path'] = rtrim(ini_get('session.save_path'), '/\\');
100 
		}
 114 
		}
- 
 
 115 
 
- 
 
 116 
		$this->_sid_regexp = $this->_config['_sid_regexp'];
- 
 
 117 
 
- 
 
 118 
		isset(self::$func_override) OR self::$func_override = (extension_loaded('mbstring') && ini_get('mbstring.func_override'));
101 
	}
 119 
	}
Zeile 102... Zeile 120...
102 
 
 120 
 
Zeile 103... Zeile 121...
103 
	// ------------------------------------------------------------------------
 121 
	// ------------------------------------------------------------------------
Zeile 147... Zeile 165...
147 
	{
 165 
	{
148 
		// This might seem weird, but PHP 5.6 introduces session_reset(),
 166 
		// This might seem weird, but PHP 5.6 introduces session_reset(),
149 
		// which re-reads session data
 167 
		// which re-reads session data
150 
		if ($this->_file_handle === NULL)
 168 
		if ($this->_file_handle === NULL)
151 
		{
 169 
		{
152 
			// Just using fopen() with 'c+b' mode would be perfect, but it is only
 - 
 
153 
			// available since PHP 5.2.6 and we have to set permissions for new files,
 - 
 
154 
			// so we'd have to hack around this ...
 - 
 
155 
			if (($this->_file_new = ! file_exists($this->_file_path.$session_id)) === TRUE)
 170 
			$this->_file_new = ! file_exists($this->_file_path.$session_id);
156 
			{
 171 
 
157 
				if (($this->_file_handle = fopen($this->_file_path.$session_id, 'w+b')) === FALSE)
 172 
			if (($this->_file_handle = fopen($this->_file_path.$session_id, 'c+b')) === FALSE)
158 
				{
 - 
 
159 
					log_message('error', "Session: File '".$this->_file_path.$session_id."' doesn't exist and cannot be created.");
 - 
 
160 
					return $this->_failure;
 - 
 
161 
				}
 - 
 
162 
			}
 - 
 
163 
			elseif (($this->_file_handle = fopen($this->_file_path.$session_id, 'r+b')) === FALSE)
 - 
 
164 
			{
 173 
			{
165 
				log_message('error', "Session: Unable to open file '".$this->_file_path.$session_id."'.");
 174 
				log_message('error', "Session: Unable to open file '".$this->_file_path.$session_id."'.");
166 
				return $this->_failure;
 175 
				return $this->_failure;
167 
			}
 176 
			}
Zeile 194... Zeile 203...
194 
		{
 203 
		{
195 
			rewind($this->_file_handle);
 204 
			rewind($this->_file_handle);
196 
		}
 205 
		}
Zeile 197... Zeile 206...
197 
 
 206 
 
198 
		$session_data = '';
 207 
		$session_data = '';
199 
		for ($read = 0, $length = filesize($this->_file_path.$session_id); $read < $length; $read += strlen($buffer))
 208 
		for ($read = 0, $length = filesize($this->_file_path.$session_id); $read < $length; $read += self::strlen($buffer))
200 
		{
 209 
		{
201 
			if (($buffer = fread($this->_file_handle, $length - $read)) === FALSE)
 210 
			if (($buffer = fread($this->_file_handle, $length - $read)) === FALSE)
202 
			{
 211 
			{
203 
				break;
 212 
				break;
Zeile 350... Zeile 359...
350 
			return $this->_failure;
 359 
			return $this->_failure;
351 
		}
 360 
		}
Zeile 352... Zeile 361...
352 
 
 361 
 
Zeile -... Zeile 362...
- 
 
 362 
		$ts = time() - $maxlifetime;
- 
 
 363 
 
- 
 
 364 
		$pattern = ($this->_config['match_ip'] === TRUE)
- 
 
 365 
			? '[0-9a-f]{32}'
353 
		$ts = time() - $maxlifetime;
 366 
			: '';
354 
 
 367 
 
355 
		$pattern = sprintf(
 368 
		$pattern = sprintf(
356 
			'/^%s[0-9a-f]{%d}$/',
 - 
 
357 
			preg_quote($this->_config['cookie_name'], '/'),
 369 
			'#\A%s'.$pattern.$this->_sid_regexp.'\z#',
Zeile 358... Zeile 370...
358 
			($this->_config['match_ip'] === TRUE ? 72 : 40)
 370 
			preg_quote($this->_config['cookie_name'])
359 
		);
 371 
		);
360 
 
 372 
 
Zeile 375... Zeile 387...
375 
		closedir($directory);
 387 
		closedir($directory);
Zeile 376... Zeile 388...
376 
 
 388 
 
377 
		return $this->_success;
 389 
		return $this->_success;
Zeile 378... Zeile -...
378 
	}
 - 
 
379 
 
 390 
	}
- 
 
 391 
 
- 
 
 392 
	// --------------------------------------------------------------------
- 
 
 393 
 
- 
 
 394 
	/**
- 
 
 395 
	 * Byte-safe strlen()
- 
 
 396 
	 *
- 
 
 397 
	 * @param	string	$str
- 
 
 398 
	 * @return	int
- 
 
 399 
	 */
- 
 
 400 
	protected static function strlen($str)
- 
 
 401 
	{
- 
 
 402 
		return (self::$func_override)
- 
 
 403 
			? mb_strlen($str, '8bit')
- 
 
 404 
			: strlen($str);
- 
 
 405 
	}