forked from forgejo/forgejo
Fix error log when loading issues caused by a xorm bug (#7271)
* fix error log when loading issues caused by a xorm bug * upgrade packages * fix fmt * fix Consistency * fix tests
This commit is contained in:
Lunny Xiao
Lauris BH
parent
baefea311f
commit
aa7c34cf86
156 changed files with 1854 additions and 1833 deletions
394
vendor/xorm.io/builder/builder.go
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vendored
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394
vendor/xorm.io/builder/builder.go
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// 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 builder
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import (
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sql2 "database/sql"
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"fmt"
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"sort"
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)
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type optype byte
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const (
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condType optype = iota // only conditions
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selectType // select
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insertType // insert
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updateType // update
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deleteType // delete
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unionType // union
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)
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const (
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POSTGRES = "postgres"
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SQLITE = "sqlite3"
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MYSQL = "mysql"
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MSSQL = "mssql"
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ORACLE = "oracle"
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)
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type join struct {
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joinType string
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joinTable string
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joinCond Cond
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}
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type union struct {
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unionType string
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builder *Builder
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}
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type limit struct {
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limitN int
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offset int
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}
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// Builder describes a SQL statement
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type Builder struct {
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optype
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dialect string
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isNested bool
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into string
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from string
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subQuery *Builder
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cond Cond
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selects []string
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joins []join
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unions []union
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limitation *limit
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insertCols []string
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insertVals []interface{}
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updates []Eq
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orderBy string
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groupBy string
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having string
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}
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// Dialect sets the db dialect of Builder.
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func Dialect(dialect string) *Builder {
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builder := &Builder{cond: NewCond(), dialect: dialect}
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return builder
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}
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// MySQL is shortcut of Dialect(MySQL)
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func MySQL() *Builder {
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return Dialect(MYSQL)
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}
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// MsSQL is shortcut of Dialect(MsSQL)
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func MsSQL() *Builder {
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return Dialect(MSSQL)
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}
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// Oracle is shortcut of Dialect(Oracle)
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func Oracle() *Builder {
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return Dialect(ORACLE)
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}
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// Postgres is shortcut of Dialect(Postgres)
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func Postgres() *Builder {
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return Dialect(POSTGRES)
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}
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// SQLite is shortcut of Dialect(SQLITE)
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func SQLite() *Builder {
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return Dialect(SQLITE)
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}
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// Where sets where SQL
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func (b *Builder) Where(cond Cond) *Builder {
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if b.cond.IsValid() {
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b.cond = b.cond.And(cond)
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} else {
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b.cond = cond
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}
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return b
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}
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// From sets from subject(can be a table name in string or a builder pointer) and its alias
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func (b *Builder) From(subject interface{}, alias ...string) *Builder {
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switch subject.(type) {
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case *Builder:
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b.subQuery = subject.(*Builder)
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if len(alias) > 0 {
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b.from = alias[0]
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} else {
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b.isNested = true
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}
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case string:
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b.from = subject.(string)
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if len(alias) > 0 {
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b.from = b.from + " " + alias[0]
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}
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}
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return b
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}
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// TableName returns the table name
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func (b *Builder) TableName() string {
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if b.optype == insertType {
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return b.into
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}
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return b.from
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}
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// Into sets insert table name
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func (b *Builder) Into(tableName string) *Builder {
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b.into = tableName
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return b
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}
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// Join sets join table and conditions
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func (b *Builder) Join(joinType, joinTable string, joinCond interface{}) *Builder {
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switch joinCond.(type) {
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case Cond:
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b.joins = append(b.joins, join{joinType, joinTable, joinCond.(Cond)})
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case string:
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b.joins = append(b.joins, join{joinType, joinTable, Expr(joinCond.(string))})
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}
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return b
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}
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// Union sets union conditions
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func (b *Builder) Union(unionTp string, unionCond *Builder) *Builder {
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var builder *Builder
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if b.optype != unionType {
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builder = &Builder{cond: NewCond()}
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builder.optype = unionType
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builder.dialect = b.dialect
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builder.selects = b.selects
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currentUnions := b.unions
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// erase sub unions (actually append to new Builder.unions)
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b.unions = nil
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for e := range currentUnions {
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currentUnions[e].builder.dialect = b.dialect
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}
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builder.unions = append(append(builder.unions, union{"", b}), currentUnions...)
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} else {
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builder = b
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}
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if unionCond != nil {
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if unionCond.dialect == "" && builder.dialect != "" {
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unionCond.dialect = builder.dialect
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}
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builder.unions = append(builder.unions, union{unionTp, unionCond})
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}
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return builder
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}
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// Limit sets limitN condition
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func (b *Builder) Limit(limitN int, offset ...int) *Builder {
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b.limitation = &limit{limitN: limitN}
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if len(offset) > 0 {
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b.limitation.offset = offset[0]
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}
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return b
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}
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// InnerJoin sets inner join
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func (b *Builder) InnerJoin(joinTable string, joinCond interface{}) *Builder {
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return b.Join("INNER", joinTable, joinCond)
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}
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// LeftJoin sets left join SQL
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func (b *Builder) LeftJoin(joinTable string, joinCond interface{}) *Builder {
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return b.Join("LEFT", joinTable, joinCond)
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}
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// RightJoin sets right join SQL
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func (b *Builder) RightJoin(joinTable string, joinCond interface{}) *Builder {
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return b.Join("RIGHT", joinTable, joinCond)
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}
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// CrossJoin sets cross join SQL
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func (b *Builder) CrossJoin(joinTable string, joinCond interface{}) *Builder {
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return b.Join("CROSS", joinTable, joinCond)
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}
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// FullJoin sets full join SQL
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func (b *Builder) FullJoin(joinTable string, joinCond interface{}) *Builder {
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return b.Join("FULL", joinTable, joinCond)
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}
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// Select sets select SQL
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func (b *Builder) Select(cols ...string) *Builder {
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b.selects = cols
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if b.optype == condType {
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b.optype = selectType
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}
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return b
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}
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// And sets AND condition
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func (b *Builder) And(cond Cond) *Builder {
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b.cond = And(b.cond, cond)
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return b
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}
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// Or sets OR condition
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func (b *Builder) Or(cond Cond) *Builder {
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b.cond = Or(b.cond, cond)
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return b
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}
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type insertColsSorter struct {
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cols []string
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vals []interface{}
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}
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func (s insertColsSorter) Len() int {
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return len(s.cols)
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}
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func (s insertColsSorter) Swap(i, j int) {
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s.cols[i], s.cols[j] = s.cols[j], s.cols[i]
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s.vals[i], s.vals[j] = s.vals[j], s.vals[i]
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}
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func (s insertColsSorter) Less(i, j int) bool {
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return s.cols[i] < s.cols[j]
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}
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// Insert sets insert SQL
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func (b *Builder) Insert(eq ...interface{}) *Builder {
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if len(eq) > 0 {
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var paramType = -1
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for _, e := range eq {
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switch t := e.(type) {
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case Eq:
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if paramType == -1 {
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paramType = 0
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}
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if paramType != 0 {
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break
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}
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for k, v := range t {
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b.insertCols = append(b.insertCols, k)
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b.insertVals = append(b.insertVals, v)
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}
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case string:
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if paramType == -1 {
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paramType = 1
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}
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if paramType != 1 {
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break
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}
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b.insertCols = append(b.insertCols, t)
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}
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}
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}
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if len(b.insertCols) == len(b.insertVals) {
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sort.Sort(insertColsSorter{
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cols: b.insertCols,
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vals: b.insertVals,
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})
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}
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b.optype = insertType
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return b
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}
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// Update sets update SQL
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func (b *Builder) Update(updates ...Eq) *Builder {
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b.updates = make([]Eq, 0, len(updates))
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for _, update := range updates {
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if update.IsValid() {
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b.updates = append(b.updates, update)
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}
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}
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b.optype = updateType
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return b
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}
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// Delete sets delete SQL
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func (b *Builder) Delete(conds ...Cond) *Builder {
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b.cond = b.cond.And(conds...)
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b.optype = deleteType
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return b
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}
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// WriteTo implements Writer interface
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func (b *Builder) WriteTo(w Writer) error {
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switch b.optype {
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/*case condType:
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return b.cond.WriteTo(w)*/
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case selectType:
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return b.selectWriteTo(w)
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case insertType:
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return b.insertWriteTo(w)
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case updateType:
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return b.updateWriteTo(w)
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case deleteType:
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return b.deleteWriteTo(w)
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case unionType:
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return b.unionWriteTo(w)
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}
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return ErrNotSupportType
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}
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// ToSQL convert a builder to SQL and args
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func (b *Builder) ToSQL() (string, []interface{}, error) {
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w := NewWriter()
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if err := b.WriteTo(w); err != nil {
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return "", nil, err
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}
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// in case of sql.NamedArg in args
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for e := range w.args {
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if namedArg, ok := w.args[e].(sql2.NamedArg); ok {
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w.args[e] = namedArg.Value
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}
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}
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var sql = w.writer.String()
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var err error
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switch b.dialect {
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case ORACLE, MSSQL:
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// This is for compatibility with different sql drivers
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for e := range w.args {
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w.args[e] = sql2.Named(fmt.Sprintf("p%d", e+1), w.args[e])
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}
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var prefix string
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if b.dialect == ORACLE {
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prefix = ":p"
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} else {
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prefix = "@p"
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}
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if sql, err = ConvertPlaceholder(sql, prefix); err != nil {
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return "", nil, err
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}
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case POSTGRES:
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if sql, err = ConvertPlaceholder(sql, "$"); err != nil {
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return "", nil, err
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}
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}
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return sql, w.args, nil
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}
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// ToBoundSQL
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func (b *Builder) ToBoundSQL() (string, error) {
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w := NewWriter()
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if err := b.WriteTo(w); err != nil {
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return "", err
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}
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return ConvertToBoundSQL(w.writer.String(), w.args)
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}
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