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| author | rxu <rxu@mail.ru> | 2019-11-04 13:36:58 +0700 |
|---|---|---|
| committer | rxu <rxu@mail.ru> | 2019-11-04 13:36:58 +0700 |
| commit | a340c362bcac64e115ddbb138bb90a8afa7faeb9 (patch) | |
| tree | a3b9c56e19c69e4eba2302908143597bbbb1dd90 /phpBB | |
| parent | 46a68d37ee858db19b3cb9100ff7f4be9e5e994e (diff) | |
| download | forums-a340c362bcac64e115ddbb138bb90a8afa7faeb9.tar forums-a340c362bcac64e115ddbb138bb90a8afa7faeb9.tar.gz forums-a340c362bcac64e115ddbb138bb90a8afa7faeb9.tar.bz2 forums-a340c362bcac64e115ddbb138bb90a8afa7faeb9.tar.xz forums-a340c362bcac64e115ddbb138bb90a8afa7faeb9.zip | |
[ticket/15294] Back to the all DBMS compliant splitted queries
PHPBB3-15294
Diffstat (limited to 'phpBB')
| -rw-r--r-- | phpBB/phpbb/session.php | 44 |
1 files changed, 17 insertions, 27 deletions
diff --git a/phpBB/phpbb/session.php b/phpBB/phpbb/session.php index 60551bfe99..d8a0d4d708 100644 --- a/phpBB/phpbb/session.php +++ b/phpBB/phpbb/session.php @@ -959,11 +959,12 @@ class session $this->time_now = time(); } - // Get expired sessions, only most recent for each registered user - // Inner SELECT gets most recent expired sessions data for unique session_user_id - // Outer SELECT gets also session_page for them - $sql_select = '( - SELECT s1.session_page, s1.session_user_id, s1.session_time AS recent_time + /** + * Get expired sessions for registered users, only most recent for each user + * Inner SELECT gets most recent expired sessions for unique session_user_id + * Outer SELECT gets data for them + */ + $sql = 'SELECT s1.session_page, s1.session_user_id, s1.session_time AS recent_time FROM ' . SESSIONS_TABLE . ' AS s1 INNER JOIN ( SELECT session_user_id, MAX(session_time) AS recent_time @@ -973,32 +974,21 @@ class session GROUP BY session_user_id ) AS s2 ON s1.session_user_id = s2.session_user_id - AND s1.session_time = s2.recent_time - ) AS s3'; - - // Update user session data from above selected result - switch ($db->get_sql_layer()) - { - case 'sqlite3': - case 'mysqli': - $sql = 'UPDATE ' . USERS_TABLE . " AS u, - $sql_select - SET u.user_lastvisit = s3.recent_time, u.user_lastpage = s3.session_page - WHERE u.user_id = s3.session_user_id"; - break; - - default: - $sql = 'UPDATE ' . USERS_TABLE . " - SET user_lastvisit = s3.recent_time, user_lastpage = s3.session_page - FROM $sql_select - WHERE user_id = s3.session_user_id"; - break; + AND s1.session_time = s2.recent_time'; + $result = $db->sql_query($sql); + + while ($row = $db->sql_fetchrow($result)) + { + $sql = 'UPDATE ' . USERS_TABLE . ' + SET user_lastvisit = ' . (int) $row['recent_time'] . ", user_lastpage = '" . $db->sql_escape($row['session_page']) . "' + WHERE user_id = " . (int) $row['session_user_id']; + $db->sql_query($sql); } - $db->sql_query($sql); + $db->sql_freeresult($result); // Delete all expired sessions $sql = 'DELETE FROM ' . SESSIONS_TABLE . ' - WHERE session_time < ' . ($this->time_now - $config['session_length']); + WHERE session_time < ' . ($this->time_now - (int) $config['session_length']); $db->sql_query($sql); // Update gc timer |