mirror of
https://github.com/go-gitea/gitea
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* Upgrade xorm to v1.0.0 * small nit * Fix tests * Update xorm * Update xorm * fix go.sum * fix test * Fix bug when dump * Fix bug * update xorm to latest * Fix migration test * update xorm to latest * Fix import order * Use xorm tag
181 lines
4.1 KiB
Go
Vendored
181 lines
4.1 KiB
Go
Vendored
// Copyright 2016 The Xorm Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package xorm
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import (
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"database/sql"
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"reflect"
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"xorm.io/xorm/core"
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)
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func (session *Session) queryPreprocess(sqlStr *string, paramStr ...interface{}) {
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for _, filter := range session.engine.dialect.Filters() {
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*sqlStr = filter.Do(*sqlStr)
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}
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session.lastSQL = *sqlStr
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session.lastSQLArgs = paramStr
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}
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func (session *Session) queryRows(sqlStr string, args ...interface{}) (*core.Rows, error) {
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defer session.resetStatement()
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if session.statement.LastError != nil {
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return nil, session.statement.LastError
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}
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session.queryPreprocess(&sqlStr, args...)
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session.lastSQL = sqlStr
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session.lastSQLArgs = args
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if session.isAutoCommit {
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var db *core.DB
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if session.sessionType == groupSession {
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db = session.engine.engineGroup.Slave().DB()
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} else {
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db = session.DB()
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}
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if session.prepareStmt {
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// don't clear stmt since session will cache them
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stmt, err := session.doPrepare(db, sqlStr)
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if err != nil {
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return nil, err
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}
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rows, err := stmt.QueryContext(session.ctx, args...)
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if err != nil {
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return nil, err
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}
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return rows, nil
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}
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rows, err := db.QueryContext(session.ctx, sqlStr, args...)
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if err != nil {
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return nil, err
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}
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return rows, nil
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}
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rows, err := session.tx.QueryContext(session.ctx, sqlStr, args...)
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if err != nil {
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return nil, err
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}
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return rows, nil
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}
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func (session *Session) queryRow(sqlStr string, args ...interface{}) *core.Row {
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return core.NewRow(session.queryRows(sqlStr, args...))
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}
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func value2Bytes(rawValue *reflect.Value) ([]byte, error) {
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str, err := value2String(rawValue)
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if err != nil {
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return nil, err
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}
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return []byte(str), nil
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}
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func row2map(rows *core.Rows, fields []string) (resultsMap map[string][]byte, err error) {
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result := make(map[string][]byte)
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scanResultContainers := make([]interface{}, len(fields))
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for i := 0; i < len(fields); i++ {
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var scanResultContainer interface{}
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scanResultContainers[i] = &scanResultContainer
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}
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if err := rows.Scan(scanResultContainers...); err != nil {
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return nil, err
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}
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for ii, key := range fields {
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rawValue := reflect.Indirect(reflect.ValueOf(scanResultContainers[ii]))
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//if row is null then ignore
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if rawValue.Interface() == nil {
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result[key] = []byte{}
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continue
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}
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if data, err := value2Bytes(&rawValue); err == nil {
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result[key] = data
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} else {
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return nil, err // !nashtsai! REVIEW, should return err or just error log?
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}
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}
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return result, nil
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}
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func rows2maps(rows *core.Rows) (resultsSlice []map[string][]byte, err error) {
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fields, err := rows.Columns()
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if err != nil {
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return nil, err
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}
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for rows.Next() {
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result, err := row2map(rows, fields)
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if err != nil {
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return nil, err
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}
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resultsSlice = append(resultsSlice, result)
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}
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return resultsSlice, nil
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}
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func (session *Session) queryBytes(sqlStr string, args ...interface{}) ([]map[string][]byte, error) {
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rows, err := session.queryRows(sqlStr, args...)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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return rows2maps(rows)
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}
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func (session *Session) exec(sqlStr string, args ...interface{}) (sql.Result, error) {
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defer session.resetStatement()
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session.queryPreprocess(&sqlStr, args...)
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session.lastSQL = sqlStr
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session.lastSQLArgs = args
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if !session.isAutoCommit {
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return session.tx.ExecContext(session.ctx, sqlStr, args...)
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}
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if session.prepareStmt {
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stmt, err := session.doPrepare(session.DB(), sqlStr)
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if err != nil {
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return nil, err
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}
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res, err := stmt.ExecContext(session.ctx, args...)
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if err != nil {
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return nil, err
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}
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return res, nil
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}
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return session.DB().ExecContext(session.ctx, sqlStr, args...)
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}
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// Exec raw sql
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func (session *Session) Exec(sqlOrArgs ...interface{}) (sql.Result, error) {
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if session.isAutoClose {
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defer session.Close()
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}
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if len(sqlOrArgs) == 0 {
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return nil, ErrUnSupportedType
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}
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sqlStr, args, err := session.statement.ConvertSQLOrArgs(sqlOrArgs...)
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if err != nil {
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return nil, err
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}
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return session.exec(sqlStr, args...)
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}
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