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reverted to old query for mssql and mysql < 4

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This commit is contained in:
Ralf Becker 2006-03-29 07:01:18 +00:00
parent c230fb81c4
commit aa2161d4c2
1 changed files with 91 additions and 88 deletions
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73
calendar/inc/class.socal.inc.php
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@ -328,47 +328,50 @@ class socal
if (!preg_match('/^[a-z_ ,]+$/i',$order)) $order = 'cal_start'; // gard against SQL injunktion if (!preg_match('/^[a-z_ ,]+$/i',$order)) $order = 'cal_start'; // gard against SQL injunktion
// changed the original OR in the query into a union, to speed up the query execution under MySQL 5 if ($this->db->capabilities['distinct_on_text'] && $this->capabilities['union'])
$select = array(
'table' => $this->cal_table,
'join' => "JOIN $this->dates_table USING(cal_id) JOIN $this->user_table USING(cal_id) LEFT JOIN $this->repeats_table USING(cal_id)",
'cols' => "$this->repeats_table.*,$this->cal_table.*,cal_start,cal_end,cal_recur_date",
'where' => $where,
);
$selects = array($select,$select);
$selects[0]['where'][] = 'recur_type IS NULL AND cal_recur_date=0';
$selects[1]['where'][] = 'cal_recur_date=cal_start';
if (is_numeric($offset)) // get the total too
{ {
// we only select cal_table.cal_id (and not cal_table.*) to be able to use DISTINCT (eg. MsSQL does not allow it for text-columns) // changed the original OR in the query into a union, to speed up the query execution under MySQL 5
$selects[0]['cols'] = $selects[1]['cols'] = "DISTINCT $this->repeats_table.*,$this->cal_table.cal_id,cal_start,cal_end,cal_recur_date"; $select = array(
'table' => $this->cal_table,
'join' => "JOIN $this->dates_table ON $this->cal_table.cal_id=$this->dates_table.cal_id JOIN $this->user_table ON $this->cal_table.cal_id=$this->user_table.cal_id LEFT JOIN $this->repeats_table ON $this->cal_table.cal_id=$this->repeats_table.cal_id",
'cols' => "$this->repeats_table.*,$this->cal_table.*,cal_start,cal_end,cal_recur_date",
'where' => $where,
);
$selects = array($select,$select);
$selects[0]['where'][] = 'recur_type IS NULL AND cal_recur_date=0';
$selects[1]['where'][] = 'cal_recur_date=cal_start';
$this->db->union($selects,__LINE__,__FILE__); if (is_numeric($offset)) // get the total too
$this->total = $this->db->num_rows(); {
// we only select cal_table.cal_id (and not cal_table.*) to be able to use DISTINCT (eg. MsSQL does not allow it for text-columns)
$selects[0]['cols'] = $selects[1]['cols'] = "DISTINCT $this->repeats_table.*,$this->cal_table.cal_id,cal_start,cal_end,cal_recur_date";
$selects[0]['cols'] = $selects[1]['cols'] = $select['cols']; // restore the original cols $this->db->union($selects,__LINE__,__FILE__);
$this->total = $this->db->num_rows();
$selects[0]['cols'] = $selects[1]['cols'] = $select['cols']; // restore the original cols
}
$this->db->union($selects,__LINE__,__FILE__,$order,$offset,$num_rows);
} }
$this->db->union($selects,__LINE__,__FILE__,$order,$offset,$num_rows); else // MsSQL oder MySQL 3.23
/* original query
$where[] = '(recur_type IS NULL AND cal_recur_date=0 OR cal_recur_date=cal_start)';
//_debug_array($where);
if (is_numeric($offset)) // get the total too
{ {
// we only select cal_table.cal_id (and not cal_table.*) to be able to use DISTINCT (eg. MsSQL does not allow it for text-columns) $where[] = '(recur_type IS NULL AND cal_recur_date=0 OR cal_recur_date=cal_start)';
$this->db->select($this->cal_table,"DISTINCT $this->repeats_table.*,$this->cal_table.cal_id,cal_start,cal_end,cal_recur_date",
$where,__LINE__,__FILE__,false,'',false,0,
"JOIN $this->dates_table USING(cal_id) JOIN $this->user_table USING(cal_id) LEFT JOIN $this->repeats_table USING(cal_id)");
$this->total = $this->db->num_rows(); //_debug_array($where);
if (is_numeric($offset)) // get the total too
{
// we only select cal_table.cal_id (and not cal_table.*) to be able to use DISTINCT (eg. MsSQL does not allow it for text-columns)
$this->db->select($this->cal_table,"DISTINCT $this->repeats_table.*,$this->cal_table.cal_id,cal_start,cal_end,cal_recur_date",
$where,__LINE__,__FILE__,false,'',false,0,
"JOIN $this->dates_table ON $this->cal_table.cal_id=$this->dates_table.cal_id JOIN $this->user_table ON $this->cal_table.cal_id=$this->user_table.cal_id LEFT JOIN $this->repeats_table ON $this->cal_table.cal_id=$this->repeats_table.cal_id");
$this->total = $this->db->num_rows();
}
$this->db->select($this->cal_table,($this->db->capabilities['distinct_on_text'] ? 'DISTINCT ' : '').
"$this->repeats_table.*,$this->cal_table.*,cal_start,cal_end,cal_recur_date",
$where,__LINE__,__FILE__,$offset,'ORDER BY '.$order,false,$num_rows,
"JOIN $this->dates_table ON $this->cal_table.cal_id=$this->dates_table.cal_id JOIN $this->user_table ON $this->cal_table.cal_id=$this->user_table.cal_id LEFT JOIN $this->repeats_table ON $this->cal_table.cal_id=$this->repeats_table.cal_id");
} }
$this->db->select($this->cal_table,($this->db->capabilities['distinct_on_text'] ? 'DISTINCT ' : '').
"$this->repeats_table.*,$this->cal_table.*,cal_start,cal_end,cal_recur_date",
$where,__LINE__,__FILE__,$offset,'ORDER BY '.$order,false,$num_rows,
"JOIN $this->dates_table USING(cal_id) JOIN $this->user_table USING(cal_id) LEFT JOIN $this->repeats_table USING(cal_id)");
*/
$events = $ids = $recur_dates = $recur_ids = array(); $events = $ids = $recur_dates = $recur_ids = array();
while (($row =& $this->db->row(true,'cal_'))) while (($row =& $this->db->row(true,'cal_')))
{ {
@ -1078,7 +1081,7 @@ ORDER BY cal_user_type, cal_usre_id
// delete calendar entries without participants (can happen if the deleted user is the only participants, but not the owner) // delete calendar entries without participants (can happen if the deleted user is the only participants, but not the owner)
$ids = array(); $ids = array();
$this->db->select($this->cal_table,"DISTINCT $this->cal_table.cal_id",'cal_user_id IS NULL',__LINE__,__FILE__, $this->db->select($this->cal_table,"DISTINCT $this->cal_table.cal_id",'cal_user_id IS NULL',__LINE__,__FILE__,
False,'',False,0,"LEFT JOIN $this->user_table USING (cal_id)"); False,'',False,0,"LEFT JOIN $this->user_table ON $this->cal_table.cal_id=$this->user_table.cal_id");
while(($row = $this->db->row(true))) while(($row = $this->db->row(true)))
{ {
$ids[] = $row['cal_id']; $ids[] = $row['cal_id'];