remove pkg directory;
remove build directory; remove githook directory;
This commit is contained in:
171
client/orm/cmd_utils.go
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171
client/orm/cmd_utils.go
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// Copyright 2014 beego Author. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package orm
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import (
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"fmt"
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"strings"
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)
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type dbIndex struct {
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Table string
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Name string
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SQL string
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}
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// get database column type string.
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func getColumnTyp(al *alias, fi *fieldInfo) (col string) {
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T := al.DbBaser.DbTypes()
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fieldType := fi.fieldType
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fieldSize := fi.size
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checkColumn:
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switch fieldType {
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case TypeBooleanField:
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col = T["bool"]
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case TypeVarCharField:
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if al.Driver == DRPostgres && fi.toText {
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col = T["string-text"]
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} else {
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col = fmt.Sprintf(T["string"], fieldSize)
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}
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case TypeCharField:
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col = fmt.Sprintf(T["string-char"], fieldSize)
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case TypeTextField:
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col = T["string-text"]
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case TypeTimeField:
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col = T["time.Time-clock"]
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case TypeDateField:
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col = T["time.Time-date"]
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case TypeDateTimeField:
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// the precision of sqlite is not implemented
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if al.Driver == 2 || fi.timePrecision == nil {
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col = T["time.Time"]
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} else {
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s := T["time.Time-precision"]
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col = fmt.Sprintf(s, *fi.timePrecision)
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}
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case TypeBitField:
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col = T["int8"]
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case TypeSmallIntegerField:
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col = T["int16"]
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case TypeIntegerField:
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col = T["int32"]
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case TypeBigIntegerField:
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if al.Driver == DRSqlite {
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fieldType = TypeIntegerField
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goto checkColumn
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}
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col = T["int64"]
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case TypePositiveBitField:
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col = T["uint8"]
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case TypePositiveSmallIntegerField:
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col = T["uint16"]
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case TypePositiveIntegerField:
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col = T["uint32"]
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case TypePositiveBigIntegerField:
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col = T["uint64"]
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case TypeFloatField:
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col = T["float64"]
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case TypeDecimalField:
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s := T["float64-decimal"]
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if !strings.Contains(s, "%d") {
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col = s
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} else {
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col = fmt.Sprintf(s, fi.digits, fi.decimals)
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}
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case TypeJSONField:
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if al.Driver != DRPostgres {
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fieldType = TypeVarCharField
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goto checkColumn
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}
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col = T["json"]
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case TypeJsonbField:
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if al.Driver != DRPostgres {
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fieldType = TypeVarCharField
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goto checkColumn
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}
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col = T["jsonb"]
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case RelForeignKey, RelOneToOne:
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fieldType = fi.relModelInfo.fields.pk.fieldType
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fieldSize = fi.relModelInfo.fields.pk.size
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goto checkColumn
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}
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return
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}
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// create alter sql string.
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func getColumnAddQuery(al *alias, fi *fieldInfo) string {
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Q := al.DbBaser.TableQuote()
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typ := getColumnTyp(al, fi)
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if !fi.null {
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typ += " " + "NOT NULL"
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}
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return fmt.Sprintf("ALTER TABLE %s%s%s ADD COLUMN %s%s%s %s %s",
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Q, fi.mi.table, Q,
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Q, fi.column, Q,
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typ, getColumnDefault(fi),
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)
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}
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// Get string value for the attribute "DEFAULT" for the CREATE, ALTER commands
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func getColumnDefault(fi *fieldInfo) string {
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var (
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v, t, d string
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)
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// Skip default attribute if field is in relations
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if fi.rel || fi.reverse {
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return v
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}
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t = " DEFAULT '%s' "
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// These defaults will be useful if there no config value orm:"default" and NOT NULL is on
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switch fi.fieldType {
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case TypeTimeField, TypeDateField, TypeDateTimeField, TypeTextField:
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return v
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case TypeBitField, TypeSmallIntegerField, TypeIntegerField,
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TypeBigIntegerField, TypePositiveBitField, TypePositiveSmallIntegerField,
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TypePositiveIntegerField, TypePositiveBigIntegerField, TypeFloatField,
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TypeDecimalField:
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t = " DEFAULT %s "
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d = "0"
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case TypeBooleanField:
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t = " DEFAULT %s "
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d = "FALSE"
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case TypeJSONField, TypeJsonbField:
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d = "{}"
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}
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if fi.colDefault {
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if !fi.initial.Exist() {
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v = fmt.Sprintf(t, "")
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} else {
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v = fmt.Sprintf(t, fi.initial.String())
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}
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} else {
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if !fi.null {
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v = fmt.Sprintf(t, d)
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}
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}
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return v
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}
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