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Add static method to access history and slice it using a start and num_rows, instead of getting all history at once

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This commit is contained in:
Nathan Gray 2010-08-10 14:48:05 +00:00
parent 4be8044921
commit 7ea2ef612c
1 changed files with 44 additions and 0 deletions
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44
phpgwapi/inc/class.historylog.inc.php
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@ -161,6 +161,50 @@ class historylog
return $rows;
}
/**
* Get a slice of history records
*
* Similar to search(), except this one can take a start and a number of records
*/
public static function get_rows(&$query, &$rows) {
$filter = array();
$rows = array();
$filter['history_appname'] = $query['appname'];
$filter['history_record_id'] = $query['record_id'];
if(is_array($query['colfilter'])) {
foreach($query['colfilter'] as $column => $value) {
$filter[$column] = $value;
}
}
if ($GLOBALS['egw']->db->Type == 'mysql' && $GLOBALS['egw']->db->ServerInfo['version'] >= 4.0)
{
$mysql_calc_rows = 'SQL_CALC_FOUND_ROWS ';
}
else
{
$total = $GLOBALS['egw']->db->select(self::TABLE,'COUNT(*)',$filter,__LINE__,__FILE__,false,'','phpgwapi',0)->fetchColumn();
}
foreach($GLOBALS['egw']->db->select(
self::TABLE,
$mysql_calc_rows.'*',
$filter,
__LINE__, __FILE__,
$query['start'],
'ORDER BY ' . ($query['order'] ? $query['order'] : 'history_id') . ' ' . ($query['sort'] ? $query['sort'] : 'DESC'),
'phpgwapi',
$query['num_rows']
) as $row) {
$row['user_ts'] = $GLOBALS['egw']->db->from_timestamp($row['history_timestamp']) + 3600 * $GLOBALS['egw_info']['user']['preferences']['common']['tz_offset'];
$rows[] = egw_db::strip_array_keys($row,'history_');
}
if ($mysql_calc_rows)
{
$total = $GLOBALS['egw']->db->query('SELECT FOUND_ROWS()')->fetchColumn();
}
return $total;
}
/**
* return history-log for one record of $this->appname
*