77 lines
1.9 KiB
PHP
Executable file
77 lines
1.9 KiB
PHP
Executable file
<?php
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// Session management functions. These provide database storage of PHP
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// session info.
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$session_exists = 0;
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$session_expire = 180000;
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if(! function_exists('ref_session_open')) {
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function ref_session_open ($s,$n) {
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return true;
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}}
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if(! function_exists('ref_session_read')) {
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function ref_session_read ($id) {
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global $session_exists;
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if(x($id))
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$r = q("SELECT `data` FROM `session` WHERE `sid`= '%s'", dbesc($id));
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if(count($r)) {
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$session_exists = true;
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return $r[0]['data'];
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}
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return '';
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}}
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if(! function_exists('ref_session_write')) {
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function ref_session_write ($id,$data) {
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global $session_exists, $session_expire;
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if(! $id || ! $data) {
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return false;
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}
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$expire = time() + $session_expire;
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$default_expire = time() + 300;
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if($session_exists)
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$r = q("UPDATE `session`
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SET `data` = '%s', `expire` = '%s'
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WHERE `sid` = '%s' LIMIT 1",
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dbesc($data), dbesc($expire), dbesc($id));
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else
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$r = q("INSERT INTO `session`
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SET `sid` = '%s', `expire` = '%s', `data` = '%s'",
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dbesc($id), dbesc($default_expire), dbesc($data));
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return true;
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}}
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if(! function_exists('ref_session_close')) {
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function ref_session_close() {
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return true;
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}}
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if(! function_exists('ref_session_destroy')) {
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function ref_session_destroy ($id) {
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q("DELETE FROM `session` WHERE `sid` = '%s'", dbesc($id));
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return true;
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}}
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if(! function_exists('ref_session_gc')) {
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function ref_session_gc($expire) {
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q("DELETE FROM `session` WHERE `expire` < %d", dbesc(time()));
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q("OPTIMIZE TABLE `sess_data`");
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return true;
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}}
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$gc_probability = 50;
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ini_set('session.gc_probability', $gc_probability);
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ini_set('session.use_only_cookies', 1);
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ini_set('session.cookie_httponly', 1);
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session_set_save_handler ('ref_session_open', 'ref_session_close',
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'ref_session_read', 'ref_session_write',
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'ref_session_destroy', 'ref_session_gc');
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