94 lines
2.6 KiB
Go
94 lines
2.6 KiB
Go
// Copyright 2015 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 dialects
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import (
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"fmt"
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"reflect"
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"strings"
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"xorm.io/xorm/internal/utils"
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"xorm.io/xorm/names"
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"xorm.io/xorm/schemas"
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)
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// TableNameWithSchema will add schema prefix on table name if possible
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func TableNameWithSchema(dialect Dialect, tableName string) string {
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// Add schema name as prefix of table name.
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// Only for postgres database.
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if dialect.URI().Schema != "" && !strings.Contains(tableName, ".") {
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return fmt.Sprintf("%s.%s", dialect.URI().Schema, tableName)
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}
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return tableName
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}
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// TableNameNoSchema returns table name with given tableName
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func TableNameNoSchema(dialect Dialect, mapper names.Mapper, tableName interface{}) string {
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quote := dialect.Quoter().Quote
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switch tt := tableName.(type) {
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case []string:
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if len(tt) > 1 {
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if dialect.URI().DBType == schemas.ORACLE {
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return fmt.Sprintf("%v %v", quote(tt[0]), quote(tt[1]))
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}
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return fmt.Sprintf("%v AS %v", quote(tt[0]), quote(tt[1]))
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} else if len(tt) == 1 {
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return quote(tt[0])
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}
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case []interface{}:
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l := len(tt)
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var table string
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if l > 0 {
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f := tt[0]
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switch f.(type) {
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case string:
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table = f.(string)
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case names.TableName:
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table = f.(names.TableName).TableName()
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default:
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v := utils.ReflectValue(f)
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t := v.Type()
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if t.Kind() == reflect.Struct {
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table = names.GetTableName(mapper, v)
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} else {
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table = quote(fmt.Sprintf("%v", f))
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}
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}
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}
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if l > 1 {
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if dialect.URI().DBType == schemas.ORACLE {
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return fmt.Sprintf("%v %v", quote(table), quote(fmt.Sprintf("%v", tt[1])))
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}
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return fmt.Sprintf("%v AS %v", quote(table), quote(fmt.Sprintf("%v", tt[1])))
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} else if l == 1 {
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return quote(table)
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}
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case names.TableName:
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return tableName.(names.TableName).TableName()
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case string:
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return tableName.(string)
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case reflect.Value:
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v := tableName.(reflect.Value)
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return names.GetTableName(mapper, v)
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default:
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v := utils.ReflectValue(tableName)
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t := v.Type()
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if t.Kind() == reflect.Struct {
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return names.GetTableName(mapper, v)
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}
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return quote(fmt.Sprintf("%v", tableName))
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}
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return ""
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}
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// FullTableName returns table name with quote and schema according parameter
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func FullTableName(dialect Dialect, mapper names.Mapper, bean interface{}, includeSchema ...bool) string {
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tbName := TableNameNoSchema(dialect, mapper, bean)
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if len(includeSchema) > 0 && includeSchema[0] && !utils.IsSubQuery(tbName) {
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tbName = TableNameWithSchema(dialect, tbName)
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}
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return tbName
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}
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