/**
* 更新记录
* @access public
* @param array $data 资料数组
* @return mixed
*/
public function update(array $data = null)
{
if ($this->_db_table->toArray() === null && $data == null) {
return false;
}
$this->_allotDatabaseServer('UPDATE');
if ($this->_adv_where == null) {
$this->setWhere(array($this->_db_table->getPrimaryKey() => $this->_db_table->getPrimaryKeyValue()));
}
if ($data == null) {
$data = $tableData = $this->_db_table->toArray(false);
}
//动态更新字段[只更新发生改变的字段]
$dbResultArray = $this->_db_table->getDBResultArray(false);
if ($dbResultArray != null && is_array($data)) {
foreach ($dbResultArray as $key => $val) {
if (array_key_exists($key, $data) && $data[$key] === $val) {
unset($data[$key]);
}
}
}
if ($data == null) {
return true;
}
///防止直接调用此方法所造成的字段错误
$tmp = debug_backtrace();
if (!isset($tmp[0]['file']) || strpos(str_replace('\\', '/', $tmp[0]['file']), 'Db/Table/Abstract.php') == false) {
$tmp = $this->_db_table->toArray();
if (is_array($tmp)) {
$data = array_merge($data, $tmp);
}
$data = $this->_db_table->getFormData($data);
}
$_where = substr($this->_adv_where, 7);
$this->_db_drive_connect->showQuery($this->_show_query);
$this->_db_table->__updateBefore($_where, $data);
$result = $this->_db_drive_connect->update($this->_db_table->getTableName(), $data, $this->_adv_where);
if ($result !== false) {
$this->_db_table->__update($_where, $data);
}
$this->_clearProperty();
return $result;
}
