gf/contrib/drivers/mssql/mssql_open.go

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2024-01-30 20:03:58 +08:00
// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package mssql
import (
"database/sql"
"fmt"
"github.com/gogf/gf/v2/database/gdb"
"github.com/gogf/gf/v2/errors/gcode"
"github.com/gogf/gf/v2/errors/gerror"
"github.com/gogf/gf/v2/text/gregex"
"github.com/gogf/gf/v2/text/gstr"
)
// Open creates and returns an underlying sql.DB object for mssql.
func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
var (
source string
underlyingDriverName = "sqlserver"
)
if config.Link != "" {
// ============================================================================
// Deprecated from v2.2.0.
// ============================================================================
source = config.Link
// Custom changing the schema in runtime.
if config.Name != "" {
source, _ = gregex.ReplaceString(`database=([\w\.\-]+)+`, "database="+config.Name, source)
}
} else {
source = fmt.Sprintf(
"user id=%s;password=%s;server=%s;port=%s;database=%s;encrypt=disable",
config.User, config.Pass, config.Host, config.Port, config.Name,
)
if config.Extra != "" {
var extraMap map[string]interface{}
if extraMap, err = gstr.Parse(config.Extra); err != nil {
return nil, err
}
for k, v := range extraMap {
source += fmt.Sprintf(`;%s=%s`, k, v)
}
}
}
if db, err = sql.Open(underlyingDriverName, source); err != nil {
err = gerror.WrapCodef(
gcode.CodeDbOperationError, err,
`sql.Open failed for driver "%s" by source "%s"`, underlyingDriverName, source,
)
return nil, err
}
return
}