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"allow a negative filter (eg. '!xyz'), NULL or array with possible values as custom field filter"

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This commit is contained in:
Ralf Becker 2009-08-10 15:31:49 +00:00
parent 2a4e1a95cb
commit b400e8d880
1 changed files with 13 additions and 2 deletions
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15
etemplate/inc/class.so_sql_cf.inc.php
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@ -467,9 +467,20 @@ class so_sql_cf extends so_sql
{
if (!empty($val)) // empty -> dont filter
{
$join .= str_replace('extra_filter','extra_filter'.$extra_filter,$this->extra_join_filter.
if ($val[0] === '!') // negative filter
{
$sql_filter = 'extra_filter.'.$this->extra_value.'!='.$this->db->quote(substr($val,1));
}
else // using egw_db::expression to allow to use array() with possible values or NULL
{
$sql_filter = str_replace($this->extra_value,'extra_filter.'.
$this->extra_value,$this->db->expression($this->extra_table,array($this->extra_value => $val)));
}
// need to use a LEFT JOIN for negative search or to allow NULL values
$need_left_join = $val[0] === '!' || strpos($sql_filter,'IS NULL') !== false ? ' LEFT ' : '';
$join .= str_replace('extra_filter','extra_filter'.$extra_filter,$need_left_join.$this->extra_join_filter.
' AND extra_filter.'.$this->extra_key.'='.$this->db->quote($this->get_cf_name($name)).
' AND extra_filter.'.$this->extra_value.'='.$this->db->quote($val));
' AND '.$sql_filter);
++$extra_filter;
}
unset($filter[$name]);