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104 lines
2.9 KiB
PHP
104 lines
2.9 KiB
PHP
<?php
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DEFINE("SESSION_FILE_PREFIX" ,"session_test_");
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function open($save_path, $session_name) {
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global $session_save_path, $name;
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$session_save_path = $save_path;
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$name = $session_name;
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echo "Open [${session_save_path},${session_name}]\n";
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return true;
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}
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function close() {
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global $session_save_path, $name;
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echo "Close [${session_save_path},${name}]\n";
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return true;
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}
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function read($id) {
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global $session_save_path, $name, $session_id;
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$session_id = $id;
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echo "Read [${session_save_path},${id}]\n";
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$session_file = "$session_save_path/".SESSION_FILE_PREFIX.$id;
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// read MUST create file. Otherwise, strict mode will not work
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touch($session_file);
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return (string) @file_get_contents($session_file);
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}
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function write($id, $session_data) {
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global $session_save_path, $name, $session_id;
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$session_id = $id;
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echo "Write [${session_save_path},${id},${session_data}]\n";
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$session_file = "$session_save_path/".SESSION_FILE_PREFIX.$id;
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if ($fp = fopen($session_file, "w")) {
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$return = fwrite($fp, $session_data);
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fclose($fp);
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return $return === FALSE ? FALSE : TRUE;
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}
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return false;
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}
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function destroy($id) {
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global $session_save_path, $name;
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echo "Destroy [${session_save_path},${id}]\n";
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$session_file = "$session_save_path/".SESSION_FILE_PREFIX.$id;
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unlink($session_file);
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return true;
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}
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function gc($maxlifetime) {
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global $session_save_path, $name;
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$directory = opendir($session_save_path."/");
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$length = strlen(SESSION_FILE_PREFIX);
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while (($file = readdir($directory)) !== FALSE) {
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$qualified = ($session_save_path."/".$file);
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if (is_file($qualified) === TRUE) {
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if (substr($file, 0, $length) === SESSION_FILE_PREFIX) {
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unlink($qualified);
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}
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}
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}
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closedir($directory);
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return true;
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}
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function create_sid() {
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$id = ('PHPT-'.time());
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echo "CreateID [${id}]\n";
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return $id;
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}
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function validate_sid($id) {
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global $session_save_path, $name;
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echo "ValidateID [${session_save_path},${id}]\n";
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$session_file = "$session_save_path/".SESSION_FILE_PREFIX.$id;
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$ret = file_exists($session_file);
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return $ret;
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}
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function update($id, $session_data) {
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global $session_save_path, $name;
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echo "Update [${session_save_path},${id}]\n";
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$session_file = "$session_save_path/".SESSION_FILE_PREFIX.$id;
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$ret = touch($session_file);
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return $ret;
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}
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function feature() {
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/* NOT IMPLEMENTED YET */
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/* TYPES: gc, create_sid, use_strict_mode, minizie_lock, lazy_write
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/* VALUES: 0=unknown, 1=supported, 2=partially supported, 3=unsupported */
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return array('gc'=>0,
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'create_sid'=>1,
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'use_strict_mode'=>2,
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'minimize_lock'=>3,
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'lazy_write'=>4,
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'invalid'=>5,
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'another invalid'=>6
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);
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}
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?>
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