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| 1 | <?php |
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| 2 | /* |
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| 3 | Plugin Name: History cleanup |
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| 4 | Version: 2.1.b |
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| 5 | Description: A background process which cleans your history table on regular basis |
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| 6 | Plugin URI: http://piwigo.org/ext/extension_view.php?eid=392 |
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| 7 | Author: VDigital |
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| 8 | Author URI: http://piwigo.org/ |
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| 9 | */ |
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| 10 | if ( !function_exists( 'history_cleanup' ) ) { |
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| 11 | if (!defined('IN_ADMIN') or !IN_ADMIN or (defined('DB_ENGINE') and DB_ENGINE == 'SQLite')) return false; |
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| 12 | add_event_handler('loc_begin_page_tail', 'history_cleanup' ); |
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| 13 | function history_cleanup() |
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| 14 | { |
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| 15 | global $conf; |
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| 16 | $w = (isset($conf['history_cleanup'])) ? $conf['history_cleanup'] |
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| 17 | : array( 'each' => 30, 'remove' => 90 ); # DAYs |
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| 18 | $latest = strtotime('-' . $w['each'] . ' days'); |
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| 19 | $limit = date ('Y-m-d',strtotime('-' . $w['remove'] . ' days')); |
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| 20 | $previous = pwg_get_session_var('history_check', $latest); |
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| 21 | if ( $previous <= $latest ) { |
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| 22 | $q = ' |
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| 23 | DELETE FROM ' . HISTORY_TABLE . ' |
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| 24 | WHERE date < ' . $limit . ' |
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| 25 | AND summarized = "true";'; |
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| 26 | $r = pwg_query($q); |
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| 27 | if($r) |
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| 28 | { |
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| 29 | if (!defined('DB_ENGINE') ) define('DB_ENGINE', 'MySQL'); |
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| 30 | switch (DB_ENGINE) { |
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| 31 | case 'PostgreSQL': |
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| 32 | $q = 'VACUUM FULL '.HISTORY_TABLE.';'; |
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| 33 | break; |
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| 34 | case 'MySQL': |
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| 35 | $q = 'OPTIMIZE TABLE '.HISTORY_TABLE.';'; |
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| 36 | break; |
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| 37 | default: |
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| 38 | $q = 'VACUUM;'; |
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| 39 | } |
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| 40 | $r=pwg_query($q); |
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| 41 | } |
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| 42 | pwg_set_session_var('history_check', strtotime("now")); |
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| 43 | return $r; |
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| 44 | } |
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| 45 | return false; |
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| 46 | } |
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| 47 | } |
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| 48 | ?> |
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