/**
* 获取当前类型的数据
*
* @param OOP_ORM_Data $obj
* @param $data
* @param $compiled_data
* @return mixed
*/
public function &get_data(OOP_ORM_Data $obj, &$data, &$compiled_data, &$compiled_raw_data)
{
$config = $this->config();
$fun = $config['func'];
$args = $config['args'];
foreach ($args as &$item) {
if ($item === '$this') {
$item = $obj;
} elseif (is_string($item) && substr($item, 0, 7) === '$this->') {
$key = substr($item, 7);
$item = $obj->{$key};
}
}
if (count($fun) === 1) {
$tmp_data = call_user_func_array($fun[0], $args);
} else {
if ($fun[0] === '$this') {
$fun[0] = $obj;
$tmp_data = $obj->__orm_callback('get_by_function_di', $fun, $args);
} else {
$tmp_data = call_user_func_array($fun, $args);
}
}
if (false === $config['runtime']) {
# 非实时运行
$compiled_data[$this->key] = $tmp_data;
$compiled_raw_data[$this->key] = $tmp_data;
}
return $tmp_data;
}
/**
* 构造数据
*
* @param OOP_ORM_Data $obj
* @param $data
* @param $compiled_data
* @return bool
* @throws Exception
*/
public function &get_data(OOP_ORM_Data $obj, &$data, &$compiled_data, &$compiled_raw_data)
{
$parent_offset = $this->config['parent_offset'];
$sub_offsets = $this->config['sub_offsets'];
$tmp_data =& $obj->{$parent_offset};
foreach ($sub_offsets as $key) {
if (null === $tmp_data) {
throw new Exception("Illegal string offset '{$key}' of class {$this->class_name}, key:{$this->key}");
}
if (is_object($tmp_data)) {
if (isset($tmp_data->{$key})) {
$tmp =& $tmp_data->{$key};
} else {
$tmp = null;
}
} elseif (is_array($tmp_data)) {
if (isset($tmp_data[$key])) {
$tmp =& $tmp_data[$key];
} else {
$tmp = null;
}
} else {
throw new Exception("Illegal string offset '{$key}' of class {$this->class_name}, key:{$this->key}");
}
unset($tmp_data);
$tmp_data =& $tmp;
unset($tmp);
}
# 移除指针
unset($compiled_data[$this->key]);
# 重新赋值
$compiled_data[$this->key] =& $tmp_data;
# 记录一个副本用于判断是否修改
$compiled_raw_data[$this->key] = $tmp_data;
# 回调
$obj->__orm_callback('set_virtual_field_update', $parent_offset, $this->key);
return $compiled_data[$this->key];
}
/**
* 根据index获取一个唯一的缓存key
* @param string $index
* @return string
*/
public static function get_offset_cache_key(\OOP_ORM_Data $data_obj, $index)
{
$id_field_name = $data_obj->id_field_name();
$id_value = $data_obj->{$id_field_name};
return '_ORM_OFFSET_CACHE_' . \str_replace('\\', '__', \get_class($data_obj)) . '_' . $id_value . '_' . $index;
}
/**
* 设置用户
*
* @param Member $member
* @return Session
*/
public function set_member(OOP_ORM_Data $member)
{
Session::$member = $member;
if ($member->id > 0) {
# 设置用户数据
$member_data = $member->get_field_data();
$_SESSION['member'] = $member_data;
} else {
# 游客数据则清空
unset($_SESSION['member']);
}
return $this;
}
/**
* 用于给ORM回调设置数据
* @param array $data 待设置的数据
* @param boolean $is_field_key 待设置的数据的key是否数据库的字段，true是，false则为offset
*/
protected function __orm_callback_ini_data_($data = null, $is_field_key = false)
{
if (!is_array($data)) {
return false;
}
# 记录当前orm是否构造完成
$created = $this->_orm_data_is_created;
# 将orm设置为未构造状态，因为set_data时会根据构造状态执行不同的操作
$this->_orm_data_is_created = false;
# 如果是字段数据，则整理为offset数据
if ($is_field_key) {
foreach ($data as $key => $value) {
# 获取当前字段的首个offset
$offset = current($this->_get_offset_name_by_field($key));
if (!$offset) {
$offset = $key;
}
$this->set_data($offset, $value, false);
}
} else {
# 设置数据
$this->set_data($data, null, false);
}
# 还原状态
$this->_orm_data_is_created = $created;
# ID数据缓存,用于重复ID主键数据查询时直接返回
if (IS_CLI && $is_field_key) {
$id_field_name = $this->id_field_name();
$id = $data[$id_field_name];
if (OOP_ORM_Data::$_id_field_cache_data_num > OOP_ORM_Data::$max_id_cache_num) {
// 超过最大cache数则清除掉
OOP_ORM_Data::$_id_field_cache_data = array();
}
if ($id && !isset(OOP_ORM_Data::$_id_field_cache_data[$this->_class_name][$id])) {
OOP_ORM_Data::$_id_field_cache_data[$this->_class_name][$id] = $data;
OOP_ORM_Data::$_id_field_cache_data_num += 1;
}
}
}
/**
* 根据$bulider条件解析获取已缓存在PHP的数据
* @param array $bulider
* @param array $id_cache_data
* @return boolean 是否需要再次读取
*/
protected function _get_id_field_cache_data(&$bulider, &$id_cache_data)
{
$not_need_find = false;
# $bulider条件中只有1个where，则尝试在数据ID缓存中获取
if (count($bulider['where']) == 1 && ($bulider['where'][0]['AND'][1] == '=' || $bulider['where'][0]['AND'][1] == 'in')) {
#
foreach ($bulider['where'] as $k => $v) {
if ($v && $k != 'where') {
return $not_need_find;
}
}
$field_name = $bulider['where'][0]['AND'][0];
if ($field_name == $this->id_field_name()) {
$value = $bulider['where'][0]['AND'][2];
$id_data = OOP_ORM_Data::id_field_cache_data($this->get_orm_name('Data'), $value);
if ($id_data) {
# 获取到数据
if ($bulider['where'][0]['AND'][1] == 'in') {
$new_value = array();
foreach ($value as $v) {
if (!isset($id_data[$v])) {
$new_value[] = $v;
}
}
if ($new_value) {
# 更新where条件
$bulider['where'][0]['AND'][2] = $new_value;
} else {
$not_need_find = true;
}
$id_cache_data = $id_data;
} else {
$not_need_find = true;
$id_cache_data = array($id_data);
}
}
}
}
return $not_need_find;
}
/**
* 删除当前管理员
*
* @see OOP_ORM_Data::delete()
* @return integer 操作行数
* @throws Exception
*/
public function delete()
{
$id = $this->id;
$rs = parent::delete();
if ($rs) {
# 删除管理员对应的用户组设置
$orm_group = new ORM_Admin_MemberGroup_Finder();
$orm_group->db()->where('admin_id', $id)->delete($orm_group->ids_tablename());
}
return $rs;
}
/**
* 获取一个根据主键唯一的实例化对象
*
* @param $orm_data_name
* @param $data
* @param OOP_ORM $finder
* @param bool $is_field_key
* @param array $delay_data_setting 延迟读取参数
* @return OOP_ORM_Data
*/
public static function create_instance($orm_data_name, array $data = array(), $finder = null, $is_field_key = false, array $delay_data_setting = array())
{
$orm_data_name = strtolower($orm_data_name);
if ('oop_orm_data' === $orm_data_name) {
# $orm_data_name = OOP_ORM_Data 的话是虚拟对象，虚拟对象不缓存
return new $orm_data_name($data, $finder, $is_field_key, $delay_data_setting);
}
if ($data && isset(OOP_ORM_Data::$INSTANCE_BY_PK[$orm_data_name]) && OOP_ORM_Data::$INSTANCE_BY_PK[$orm_data_name]) {
# 复用寄存器中的对象
/**
* 利用一个临时对象获取主键名
*
* @var $tmp_obj OOP_ORM_Data
*/
$tmp_obj = current(OOP_ORM_Data::$INSTANCE_BY_PK[$orm_data_name]);
# 获取主键
$pk_name = $tmp_obj->get_pk_name();
unset($tmp_obj);
if ($pk_name) {
$tmp_id = array();
if ($is_field_key) {
# 字段名
foreach ($pk_name as $field_name) {
$tmp_id[] = $data[$field_name];
}
$pk = implode(',', $tmp_id);
} else {
/**
* 实例化一个新的对象
*
* @var $orm OOP_ORM_Data
*/
$tmp_orm = new $orm_data_name($data, $finder, $is_field_key, $delay_data_setting);
# 字段名
foreach ($pk_name as $field_name) {
$tmp_id[] = $orm->{$field_name};
}
$pk = implode(',', $tmp_id);
}
} else {
$pk = null;
}
if ($pk && isset(OOP_ORM_Data::$INSTANCE_BY_PK[$orm_data_name][$pk])) {
/**
* 获取唯一主键的对象
*
* @var $orm OOP_ORM_Data
*/
$orm = OOP_ORM_Data::$INSTANCE_BY_PK[$orm_data_name][$pk];
# 更新ORM数据
if ($data) {
$orm->__orm_callback('renew_data', $data, $is_field_key);
}
if ($finder) {
$orm->__orm_callback('set_finder', $finder);
}
return $orm;
}
}
if (isset($tmp_orm)) {
$orm = $tmp_orm;
} else {
if (!class_exists($orm_data_name, true)) {
throw new Exception("Class '{$orm_data_name}' not found", E_ERROR);
}
/**
* 实例化一个新的对象
*
* @var $orm OOP_ORM_Data
*/
$orm = new $orm_data_name($data, $finder, $is_field_key, $delay_data_setting);
}
if ($data && ($pk = $orm->pk())) {
if (OOP_ORM_Data::$NEW_INSTANCE_COUNT >= OOP_ORM_Data::$RELEASE_INSTANCE_COUNT) {
$old_released_count = OOP_ORM_Data::$RELEASED_COUNT;
foreach (OOP_ORM_Data::$INSTANCE_BY_PK as $item) {
foreach ($item as $o) {
/**
* @var $o OOP_ORM_Data
*/
$o->__orm_callback('try_release');
}
}
unset($item);
unset($o);
$released_count = OOP_ORM_Data::$RELEASED_COUNT - $old_released_count;
# 重置计数器
OOP_ORM_Data::$NEW_INSTANCE_COUNT = 0;
OOP_ORM_Data::$ALL_INSTANCE_COUNT -= $released_count;
if (IS_DEBUG && $released_count) {
Core::debug()->info("auto release {$released_count} orm.");
}
}
OOP_ORM_Data::register_instance($orm, $orm_data_name, $pk);
}
return $orm;
}
/**
* 创建一条数据
*
* 如果 `$data` 是数据库获取的内容，`$is_field_key` 请设置成 true
*
* `$is_field_key` 详细说明：
* `$is_field_key` 是所传进来的数据的key是对象的键名还是字段的键名,true:对应字段的键名，false:对应对象的键名
* 差别在于：
* 由于ORM DATA的键名可以和数据库的字段名称不一样，所以在设置数据的时候需要指定是哪个数据，如果键名和数据库的字段名完全一样，这样的话则没有区别
*
* @param array $data 数据
* @param boolean $is_field_key 数据的键名是否数据库字段，默认false
* @param string $group_id 分组ID，可不传
* @throws Exception
*/
public function create(array $data = array(), $is_field_key = false, $group_id = null)
{
$orm_data_name = $this->get_orm_name('data');
/**
* @var $orm OOP_ORM_Data
*/
$orm = OOP_ORM_Data::create_instance($orm_data_name, $data, $this, $is_field_key);
if ($group_id) {
# 设置组ID
$orm->__orm_callback('add_group_id', $group_id);
}
return $orm;
}
protected static function set_query_info(OOP_ORM_Data $obj, OOP_ORM $finder, $config)
{
# WHERE
if ($config['where']) {
$finder->where($config['where']);
}
# MAPPING
if ($config['mapping']) {
foreach ($config['mapping'] as $k => $v) {
$finder->where($k, $obj->{$v});
}
}
# 绑定数据
if (isset($config['bind']) && $config['bind']) {
$finder->where($config['bind'], $obj->get_data_by_field_name($config['bind'], true));
}
if (isset($config['order_by']) && $config['order_by']) {
foreach ($config['order_by'] as $k => $v) {
$finder->order_by($k, $v);
}
}
# OFFSET
if (isset($config['offset']) && $config['offset'] > 0) {
$finder->offset($config['offset']);
}
# GROUP BY
if (isset($config['group_by']) && $config['group_by']) {
foreach ($config['group_by'] as $item) {
$finder->group_by($item);
}
}
# ORDER BY
if (isset($config['order_by']) && $config['order_by']) {
foreach ($config['order_by'] as $key => $item) {
$finder->order_by($key, $item);
}
}
# IN
if (isset($config['in']) && $config['in']) {
foreach ($config['in'] as $key => $item) {
$finder->in($key, $item);
}
}
# LIMIT
if (isset($config['limit']) && $config['limit']) {
$finder->limit($config['limit']);
}
# LIKE
if (isset($config['like']) && $config['like']) {
$finder->like($config['like']);
}
# HAVING
if (isset($config['having']) && $config['having']) {
$finder->having($config['having']);
}
# 支持扩展所有的方法
if (isset($config['other']) && $config['other']) {
foreach ($config['other'] as $argv) {
$k = array_pop($argv);
call_user_func_array(array($finder, $k), $argv);
}
}
}
protected function format_field_value(OOP_ORM_Data $obj, &$data, $new_data, $format_type)
{
# 数据主键
$id = $obj->pk(',');
# 这个是对应主表的表名称，它和元数据的 table_name 字段是对应的
$table = $obj->finder()->tablename();
# 这个是metadata所在的表名称
$my_table = $this->table_name;
$meta_group = $this->meta_group;
if (null === $new_data || '' === $new_data || array() === $new_data) {
# 删除了
# 读取已经加载的所有元数据
$old_metadata = $obj->__orm_callback('get_metadata');
if (isset($old_metadata[$my_table][$meta_group])) {
foreach ($old_metadata[$my_table][$meta_group] as $hash => $item) {
# 遍历所有当前组的数据
if ($item['table_name'] === $table && $item['field_name'] === $this->field_name) {
# 把当前字段的数据全部设置成 null 以便进行删除处理
$data[$my_table][$hash] = null;
}
}
}
return;
}
# 读取已经加载的所有元数据
$old_metadata = $obj->__orm_callback('get_metadata');
$old_item_data = array();
if (isset($old_metadata[$my_table][$meta_group])) {
foreach ($old_metadata[$my_table][$meta_group] as $hash => $item) {
# 把数据整理到一个数组里
if ($item['table_name'] === $table && $item['field_name'] === $this->field_name) {
# 把当前字段的数据全部设置成 null 以便进行删除处理
$old_item_data[$hash] = $item;
}
}
}
# 读取新数据
if ($this->config['depth']) {
# 处理多行数据
$new_item_data = array();
foreach ($new_data as $k => $v) {
$tmp = $this->get_meta_item($table, $id, $k, $v);
$new_item_data[$tmp['hash']] = $tmp;
}
} else {
$tmp = $this->get_meta_item($table, $id, 0, $new_data);
$new_item_data[$tmp['hash']] = $tmp;
}
foreach ($new_item_data as $hash => $item) {
$tmp_value = $item['meta_value'];
if ($tmp_value !== array() && null !== $tmp_value) {
if ($format_type) {
# 动态格式化
if (is_array($tmp_value) || is_object($tmp_value)) {
$tmp_value = serialize($tmp_value);
}
} elseif (isset($this->config['format']) && $this->config['format']) {
# 格式化数据
$this->_format_data($tmp_value);
}
}
$tmp_value = (string) $tmp_value;
if ('' === $tmp_value) {
# 空字符串，则移除 null
unset($new_item_data[$hash]);
} else {
$new_item_data[$hash]['meta_value'] = $tmp_value;
if (isset($old_item_data[$hash]) || array_key_exists($hash, $old_item_data)) {
if ($old_item_data[$hash]['meta_value'] === $tmp_value) {
# 相同数据，全部去掉掉则不更新
unset($new_item_data[$hash]);
unset($old_item_data[$hash]);
} else {
unset($old_item_data[$hash]);
}
}
}
}
# 把老数据清理掉
if ($old_item_data) {
foreach ($old_item_data as $hash => $item) {
$new_item_data[$hash] = null;
}
}
$new_data = $new_item_data;
if (isset($data[$my_table])) {
$data[$my_table] += $new_data;
} else {
$data[$my_table] = $new_data;
}
}
/**
* 根据index获取一个唯一的缓存key
* @param string $index
* @return string
*/
public static function get_offset_cache_key(OOP_ORM_Data $data_obj, $index)
{
$id_field_name = $data_obj->id_field_name();
$id_value = $data_obj->{$id_field_name};
return '_ORM_OFFSET_CACHE_' . get_class($data_obj) . '_' . $id_value . '_' . $index;
}
/**
* 加载对应数据库所有元数据
*
* @param OOP_ORM_Data $obj
* @return $this
* @throws Exception
*/
public function load_all_metadata(OOP_ORM_Data $obj)
{
$class_name = $obj->class_name();
$meta_table_of_key = OOP_ORM_DI::get_meta_table_of_key($class_name);
$meta_group_of_key = OOP_ORM_DI::get_meta_group_of_key($class_name);
if (!$meta_table_of_key) {
# 没有元数据
return $this;
}
# 没有主键
if (!$obj->pk()) {
return $this;
}
$keys_of_table = array();
foreach ($meta_table_of_key as $key => $table) {
$keys_of_table[$table][] = $key;
}
$data = array();
$groups_of_table = array();
# 读数据
foreach ($keys_of_table as $table => $keys) {
foreach ($this->load_metadata($obj, $table) as $hash => $item) {
$data[$table][$item['meta_group']][$hash] = $item;
}
foreach ($keys as $key) {
$group = $meta_group_of_key[$key];
$groups_of_table[$table][$group] = $group;
}
}
foreach ($groups_of_table as $table => $groups) {
foreach ($groups as $group) {
# 预置空数据
$obj->__orm_callback('set_metadata', $table, $group, array());
}
}
foreach ($data as $table => $group_data) {
foreach ($group_data as $group => $item) {
$obj->__orm_callback('set_metadata', $table, $group, $item);
}
}
return $this;
}