function sync_affected_fields($table_root, $item_id, $ori_data = null)
{
$item_id = intval($item_id);
$affected_files = array();
//找出sameid的访问路径，只取第一个出现的
$schema = object_read("{$table_root}/schema.json");
$fields = @$schema['fields'];
$sameid_group = null;
$sameid_key = null;
$shared_keys = array();
$rank_keys = array();
foreach ($fields as $group => $items) {
foreach ($items as $key => $value) {
if ($sameid_key === null) {
if (is_group_key($value)) {
$sameid_group = $group;
$sameid_key = $key;
}
}
if (is_share_key($schema, $key, $value)) {
$shared_keys[] = $key;
}
if (is_rank_key($schema, $key, $value)) {
$rank_keys[] = $key;
}
}
}
//如果没有发现关联id的键，则退出
if (empty($sameid_key)) {
return $affected_files;
}
//枚举出所有的sameid组成员
$sameid_objs = array();
$onebox_list = array();
$checked_ids = array();
$uncheck_ids = array($item_id);
$data_file = "{$table_root}/{$item_id}.json";
$new_data = object_read($data_file);
$onebox_list[$item_id] = onebox_object($schema, $data_file, $new_data);
//需要删除的ID列表
$rm_ids = remove_ids($ori_data, $new_data, $sameid_group, $sameid_key);
//枚举
while (!empty($uncheck_ids)) {
$id = array_pop($uncheck_ids);
$data_file = "{$table_root}/{$id}.json";
$data = object_read($data_file);
$sameid_objs[$id] = $data;
$checked_ids[] = $id;
$oneboxes = @$data[$sameid_group][$sameid_key];
if (empty($oneboxes)) {
continue;
}
foreach ($oneboxes as $onebox) {
$new_id = intval(@$onebox['id']);
if ($new_id === 0) {
continue;
}
if (in_array($new_id, $checked_ids)) {
continue;
}
$uncheck_ids[] = $new_id;
if (!in_array($new_id, $rm_ids)) {
$onebox_list[$new_id] = $onebox;
}
}
}
//更新字段内容
foreach ($sameid_objs as $id => $data) {
$need_save = false;
/************************
维护groud key字段
************************/
//生成新的onebox清单
$new_oneboxs = array();
foreach ($onebox_list as $box_id => $onebox) {
if ($box_id !== $id) {
$new_oneboxs[] = $onebox;
}
}
//对比新旧onebox
$old_oneboxs = @$data[$sameid_group][$sameid_key];
if (empty($old_oneboxs)) {
$old_oneboxs = array();
}
if (!is_same_oneboxs($old_oneboxs, $new_oneboxs)) {
//更新sameid字段
$data[$sameid_group][$sameid_key] = $new_oneboxs;
$need_save = true;
}
/************************
维护共享字段
************************/
//处理特殊字段，如共享字段，排行榜字段
foreach ($data as $group => &$items) {
foreach ($items as $name => &$value) {
//处理“共享”字段
//用新的数据，覆盖所有的share字段
if (in_array($name, $shared_keys)) {
$value = $new_data[$group][$name];
$need_save = true;
}
//处理“排行”字段
if (in_array($name, $rank_keys)) {
$max_rank = count($sameid_objs);
if ($ori_data) {
$old_rank = intval(@$ori_data[$group][$name]);
if ($old_rank === 0) {
$old_rank = 1;
}
} else {
$old_rank = $max_rank;
}
$new_rank = intval($new_data[$group][$name]);
$this_rank = intval($value);
if ($new_rank < 1 || $new_rank > $max_rank) {
$new_rank = $max_rank;
}
//这是自己新排行的数据
if ($id === $item_id) {
if ($this_rank !== $new_rank) {
$value = $new_rank;
$need_save = true;
}
} else {
$low_rank = min($old_rank, $new_rank);
$high_rank = max($old_rank, $new_rank);
if ($low_rank !== $high_rank) {
if ($this_rank >= $low_rank && $this_rank <= $high_rank) {
if ($this_rank === $old_rank) {
$value = $new_rank;
} else {
if ($new_rank > $old_rank) {
$value--;
} else {
$value++;
}
}
$need_save = true;
}
}
}
}
}
}
//保存
if ($need_save) {
$data_file = "{$table_root}/{$id}.json";
object_save($data_file, $data);
$affected_files[] = $data_file;
}
}
//更新要删除的onebox字段内容
foreach ($rm_ids as $id) {
$data_file = "{$table_root}/{$id}.json";
$data = object_read($data_file);
$data[$sameid_group][$sameid_key] = array();
object_save($data_file, $data);
$affected_files[] = $data_file;
}
return $affected_files;
}
}
$schema = object_read("{$table_root}/schema.json");
if (empty($schema)) {
jsonp_nocache_exit(['status' => 'error', 'error' => 'not found schema.json']);
}
$mapper = object_read("{$table_root}/mapper.json");
$map_key = mapper_key($req_map_key);
$map_val = @$mapper[$map_key];
if (empty($map_val)) {
$map_val = strval(intval($req_map_key));
}
$map_file = "{$table_root}/{$map_val}.json";
if (!file_exists($map_file)) {
jsonp_nocache_exit(['status' => 'error', 'error' => 'not found target file']);
}
$onebox = onebox_object($schema, $map_file);
$res = array();
$res['provider_name'] = '任玩堂游戏数据库';
$res['provider_url'] = 'http://db.appgame.com/';
$res['favicon_url'] = 'http://www.appgame.com/favicon.ico';
$res['ori_url'] = $onebox['url'];
$res['ID'] = $onebox['id'];
$res['title'] = $onebox['title'];
$res['image'] = $onebox['image'];
$res['update_time'] = $onebox['time'];
$res['create_time'] = $onebox['ctime'];
$res['description'] = $onebox['desc'];
$res_type = @$req['type'];
if ($res_type === 'json') {
$res['status'] = 'ok';
return jsonp_nocache_exit($res);