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"- bugfix: data_merge was not merging null values (isset instead of array_key_exists)

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- new update function, which write just the given cols and not the whole row"
This commit is contained in:
Ralf Becker 2007-07-05 04:46:49 +00:00
parent c28a1babff
commit c5ac764580
1 changed files with 36 additions and 2 deletions
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38
etemplate/inc/class.so_sql.inc.php
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@ -201,14 +201,14 @@ class so_sql
}
foreach($this->db_cols as $db_col => $col)
{
if (isset($new[$col]))
if (array_key_exists($col,$new))
{
$this->data[$col] = $new[$col];
}
}
foreach($this->non_db_cols as $db_col => $col)
{
if (isset($new[$col]))
if (array_key_exists($col,$new))
{
$this->data[$col] = $new[$col];
}
@ -446,6 +446,40 @@ class so_sql
return $this->db->Errno;
}
/**
* Update only the given fields, if the primary key is not given, it will be taken from $this->data
*
* @param array $fields
* @param boolean $merge=true if true $fields will be merged with $this->data (after update!), otherwise $this->data will be just $fields
* @return int 0 on success, errno != 0 otherwise
*/
function update($fields,$merge=true)
{
if ($merge) $backup_data = $this->data ? $this->data : array();
if ($this->autoinc_id && !isset($fields[$this->autoinc_id]) ||
$this->db_key_cols && count(array_intersect(array_keys($this->db_key_cols),array_keys($fields)) != count($this->db_key_cols)))
{
foreach($this->db_key_cols as $col => $name)
{
if (!isset($fields[$name]))
{
$fields[$name] = $this->data[$name];
}
}
}
$this->init($fields);
$ret = $this->save();
if ($merge)
{
$this->init($backup_data);
$this->data_merge($fields);
}
return $ret;
}
/**
* deletes row representing keys in internal data or the supplied $keys if != null
*