Upgrade xorm to v1.0.0 (#10646)

* 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

12 files changed, 78 insertions, 104 deletions

diff --git a/vendor/xorm.io/builder/.drone.yml b/vendor/xorm.io/builder/.drone.yml
index 557dbf66f0..61d323d5f6 100644
--- a/vendor/xorm.io/builder/.drone.yml
+++ b/vendor/xorm.io/builder/.drone.yml
@@ -1,31 +1,6 @@
 ---
 kind: pipeline
-name: go1.10
-
-workspace:
-  base: /go
-  path: src/xorm.io/builder
-
-steps:
-- name: test
-  pull: default
-  image: golang:1.10
-  commands:
-  - go get -u golang.org/x/lint/golint
-  - go get -u github.com/stretchr/testify/assert
-  - go get -u github.com/go-xorm/sqlfiddle
-  - golint ./...
-  - go vet
-  - go test -v -race -coverprofile=coverage.txt -covermode=atomic
-  when:
-    event:
-    - push
-    - tag
-    - pull_request
-
----
-kind: pipeline
-name: go1.11
+name: testing
 
 steps:
 - name: test
@@ -43,48 +18,4 @@ steps:
     event:
     - push
     - tag
-    - pull_request
-
----
-kind: pipeline
-name: go1.12
-
-steps:
-- name: test
-  pull: default
-  image: golang:1.12
-  commands:
-  - go get -u golang.org/x/lint/golint
-  - golint ./...
-  - go vet
-  - go test -v -race -coverprofile=coverage.txt -covermode=atomic
-  environment:
-    GOPROXY: https://goproxy.cn
-    GO111MODULE: "on"
-  when:
-    event:
-    - push
-    - tag
-    - pull_request
-
----
-kind: pipeline
-name: go1.13
-
-steps:
-- name: test
-  pull: default
-  image: golang:1.13
-  commands:
-  - go get -u golang.org/x/lint/golint
-  - golint ./...
-  - go vet
-  - go test -v -race -coverprofile=coverage.txt -covermode=atomic
-  environment:
-    GOPROXY: https://goproxy.cn
-    GO111MODULE: "on"
-  when:
-    event:
-    - push
-    - tag
     - pull_request
\ No newline at end of file
diff --git a/vendor/xorm.io/builder/.gitignore b/vendor/xorm.io/builder/.gitignore
new file mode 100644
index 0000000000..723ef36f4e
--- /dev/null
+++ b/vendor/xorm.io/builder/.gitignore
@@ -0,0 +1 @@
+.idea
\ No newline at end of file
diff --git a/vendor/xorm.io/builder/builder.go b/vendor/xorm.io/builder/builder.go
index 4f14222843..cccc8a7fd9 100644
--- a/vendor/xorm.io/builder/builder.go
+++ b/vendor/xorm.io/builder/builder.go
@@ -17,7 +17,7 @@ const (
 	insertType               // insert
 	updateType               // update
 	deleteType               // delete
-	unionType                // union
+	setOpType                // set operation
 )
 
 // all databasees
@@ -27,6 +27,10 @@ const (
 	MYSQL    = "mysql"
 	MSSQL    = "mssql"
 	ORACLE   = "oracle"
+
+	UNION     = "union"
+	INTERSECT = "intersect"
+	EXCEPT    = "except"
 )
 
 type join struct {
@@ -35,9 +39,10 @@ type join struct {
 	joinCond  Cond
 }
 
-type union struct {
-	unionType string
-	builder   *Builder
+type setOp struct {
+	opType       string
+	distinctType string
+	builder      *Builder
 }
 
 type limit struct {
@@ -56,7 +61,7 @@ type Builder struct {
 	cond       Cond
 	selects    []string
 	joins      []join
-	unions     []union
+	setOps     []setOp
 	limitation *limit
 	insertCols []string
 	insertVals []interface{}
@@ -144,33 +149,48 @@ func (b *Builder) Into(tableName string) *Builder {
 }
 
 // Union sets union conditions
-func (b *Builder) Union(unionTp string, unionCond *Builder) *Builder {
+func (b *Builder) Union(distinctType string, cond *Builder) *Builder {
+	return b.setOperation(UNION, distinctType, cond)
+}
+
+// Intersect sets intersect conditions
+func (b *Builder) Intersect(distinctType string, cond *Builder) *Builder {
+	return b.setOperation(INTERSECT, distinctType, cond)
+}
+
+// Except sets except conditions
+func (b *Builder) Except(distinctType string, cond *Builder) *Builder {
+	return b.setOperation(EXCEPT, distinctType, cond)
+}
+
+func (b *Builder) setOperation(opType, distinctType string, cond *Builder) *Builder {
+
 	var builder *Builder
-	if b.optype != unionType {
+	if b.optype != setOpType {
 		builder = &Builder{cond: NewCond()}
-		builder.optype = unionType
+		builder.optype = setOpType
 		builder.dialect = b.dialect
 		builder.selects = b.selects
 
-		currentUnions := b.unions
-		// erase sub unions (actually append to new Builder.unions)
-		b.unions = nil
+		currentSetOps := b.setOps
+		// erase sub setOps (actually append to new Builder.unions)
+		b.setOps = nil
 
-		for e := range currentUnions {
-			currentUnions[e].builder.dialect = b.dialect
+		for e := range currentSetOps {
+			currentSetOps[e].builder.dialect = b.dialect
 		}
 
-		builder.unions = append(append(builder.unions, union{"", b}), currentUnions...)
+		builder.setOps = append(append(builder.setOps, setOp{opType, "", b}), currentSetOps...)
 	} else {
 		builder = b
 	}
 
-	if unionCond != nil {
-		if unionCond.dialect == "" && builder.dialect != "" {
-			unionCond.dialect = builder.dialect
+	if cond != nil {
+		if cond.dialect == "" && builder.dialect != "" {
+			cond.dialect = builder.dialect
 		}
 
-		builder.unions = append(builder.unions, union{unionTp, unionCond})
+		builder.setOps = append(builder.setOps, setOp{opType, distinctType, cond})
 	}
 
 	return builder
@@ -240,8 +260,8 @@ func (b *Builder) WriteTo(w Writer) error {
 		return b.updateWriteTo(w)
 	case deleteType:
 		return b.deleteWriteTo(w)
-	case unionType:
-		return b.unionWriteTo(w)
+	case setOpType:
+		return b.setOpWriteTo(w)
 	}
 
 	return ErrNotSupportType
diff --git a/vendor/xorm.io/builder/builder_insert.go b/vendor/xorm.io/builder/builder_insert.go
index 9558a8acad..8cef5c56c6 100644
--- a/vendor/xorm.io/builder/builder_insert.go
+++ b/vendor/xorm.io/builder/builder_insert.go
@@ -58,6 +58,8 @@ func (b *Builder) insertWriteTo(w Writer) error {
 		if e, ok := value.(expr); ok {
 			fmt.Fprintf(valBuffer, "(%s)", e.sql)
 			args = append(args, e.args...)
+		} else if value == nil {
+			fmt.Fprintf(valBuffer, `null`)
 		} else {
 			fmt.Fprint(valBuffer, "?")
 			args = append(args, value)
diff --git a/vendor/xorm.io/builder/builder_limit.go b/vendor/xorm.io/builder/builder_limit.go
index 82435dacbd..82e1179367 100644
--- a/vendor/xorm.io/builder/builder_limit.go
+++ b/vendor/xorm.io/builder/builder_limit.go
@@ -21,6 +21,9 @@ func (b *Builder) limitWriteTo(w Writer) error {
 		}
 		// erase limit condition
 		b.limitation = nil
+		defer func() {
+			b.limitation = limit
+		}()
 		ow := w.(*BytesWriter)
 
 		switch strings.ToLower(strings.TrimSpace(b.dialect)) {
@@ -34,7 +37,7 @@ func (b *Builder) limitWriteTo(w Writer) error {
 			b.selects = append(selects, "ROWNUM RN")
 
 			var wb *Builder
-			if b.optype == unionType {
+			if b.optype == setOpType {
 				wb = Dialect(b.dialect).Select("at.*", "ROWNUM RN").
 					From(b, "at")
 			} else {
@@ -55,7 +58,7 @@ func (b *Builder) limitWriteTo(w Writer) error {
 			return final.WriteTo(ow)
 		case SQLITE, MYSQL, POSTGRES:
 			// if type UNION, we need to write previous content back to current writer
-			if b.optype == unionType {
+			if b.optype == setOpType {
 				if err := b.WriteTo(ow); err != nil {
 					return err
 				}
@@ -77,7 +80,7 @@ func (b *Builder) limitWriteTo(w Writer) error {
 				b.selects[1:]...), "ROW_NUMBER() OVER (ORDER BY (SELECT 1)) AS RN")
 
 			var wb *Builder
-			if b.optype == unionType {
+			if b.optype == setOpType {
 				wb = Dialect(b.dialect).Select("*", "ROW_NUMBER() OVER (ORDER BY (SELECT 1)) AS RN").
 					From(b, "at")
 			} else {
diff --git a/vendor/xorm.io/builder/builder_select.go b/vendor/xorm.io/builder/builder_select.go
index 814d1b5afb..087a71d870 100644
--- a/vendor/xorm.io/builder/builder_select.go
+++ b/vendor/xorm.io/builder/builder_select.go
@@ -63,7 +63,7 @@ func (b *Builder) selectWriteTo(w Writer) error {
 		}
 
 		switch b.subQuery.optype {
-		case selectType, unionType:
+		case selectType, setOpType:
 			fmt.Fprint(w, " FROM (")
 			if err := b.subQuery.WriteTo(w); err != nil {
 				return err
diff --git a/vendor/xorm.io/builder/builder_union.go b/vendor/xorm.io/builder/builder_set_operations.go
index 4ba9216178..b2b4a3daf9 100644
--- a/vendor/xorm.io/builder/builder_union.go
+++ b/vendor/xorm.io/builder/builder_set_operations.go
@@ -9,19 +9,19 @@ import (
 	"strings"
 )
 
-func (b *Builder) unionWriteTo(w Writer) error {
+func (b *Builder) setOpWriteTo(w Writer) error {
 	if b.limitation != nil || b.cond.IsValid() ||
 		b.orderBy != "" || b.having != "" || b.groupBy != "" {
 		return ErrNotUnexpectedUnionConditions
 	}
 
-	for idx, u := range b.unions {
-		current := u.builder
+	for idx, o := range b.setOps {
+		current := o.builder
 		if current.optype != selectType {
 			return ErrUnsupportedUnionMembers
 		}
 
-		if len(b.unions) == 1 {
+		if len(b.setOps) == 1 {
 			if err := current.selectWriteTo(w); err != nil {
 				return err
 			}
@@ -31,7 +31,11 @@ func (b *Builder) unionWriteTo(w Writer) error {
 			}
 
 			if idx != 0 {
-				fmt.Fprint(w, fmt.Sprintf(" UNION %v ", strings.ToUpper(u.unionType)))
+				if o.distinctType == "" {
+					fmt.Fprint(w, fmt.Sprintf(" %s ", strings.ToUpper(o.opType)))
+				} else {
+					fmt.Fprint(w, fmt.Sprintf(" %s %s ", strings.ToUpper(o.opType), strings.ToUpper(o.distinctType)))
+				}
 			}
 			fmt.Fprint(w, "(")
 
diff --git a/vendor/xorm.io/builder/builder_update.go b/vendor/xorm.io/builder/builder_update.go
index 9b6e10bc95..5fffbe3497 100644
--- a/vendor/xorm.io/builder/builder_update.go
+++ b/vendor/xorm.io/builder/builder_update.go
@@ -45,6 +45,10 @@ func (b *Builder) updateWriteTo(w Writer) error {
 		}
 	}
 
+	if !b.cond.IsValid() {
+		return nil
+	}
+
 	if _, err := fmt.Fprint(w, " WHERE "); err != nil {
 		return err
 	}
diff --git a/vendor/xorm.io/builder/cond_eq.go b/vendor/xorm.io/builder/cond_eq.go
index 32f04d5d4a..9976d1804c 100644
--- a/vendor/xorm.io/builder/cond_eq.go
+++ b/vendor/xorm.io/builder/cond_eq.go
@@ -64,6 +64,10 @@ func (eq Eq) OpWriteTo(op string, w Writer) error {
 				return err
 			}
 			w.Append(int(v.(Decr)))
+		case nil:
+			if _, err := fmt.Fprintf(w, "%s=null", k); err != nil {
+				return err
+			}
 		default:
 			if _, err := fmt.Fprintf(w, "%s=?", k); err != nil {
 				return err
diff --git a/vendor/xorm.io/builder/go.mod b/vendor/xorm.io/builder/go.mod
index 9c730113fb..620f943bd2 100644
--- a/vendor/xorm.io/builder/go.mod
+++ b/vendor/xorm.io/builder/go.mod
@@ -3,6 +3,6 @@ module xorm.io/builder
 go 1.11
 
 require (
-	github.com/go-xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a
+	gitea.com/xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a
 	github.com/stretchr/testify v1.3.0
 )
diff --git a/vendor/xorm.io/builder/go.sum b/vendor/xorm.io/builder/go.sum
index 468ba4a2d5..a5727cab6e 100644
--- a/vendor/xorm.io/builder/go.sum
+++ b/vendor/xorm.io/builder/go.sum
@@ -1,7 +1,7 @@
+gitea.com/xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a h1:lSA0F4e9A2NcQSqGqTOXqu2aRi/XEQxDCBwM8yJtE6s=
+gitea.com/xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a/go.mod h1:EXuID2Zs0pAQhH8yz+DNjUbjppKQzKFAn28TMYPB6IU=
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/go-xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a h1:9wScpmSP5A3Bk8V3XHWUcJmYTh+ZnlHVyc+A4oZYS3Y=
-github.com/go-xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a/go.mod h1:56xuuqnHyryaerycW3BfssRdxQstACi0Epw/yC5E2xM=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
diff --git a/vendor/xorm.io/builder/sql.go b/vendor/xorm.io/builder/sql.go
index 4250fea18d..a6d1066b82 100644
--- a/vendor/xorm.io/builder/sql.go
+++ b/vendor/xorm.io/builder/sql.go
@@ -75,6 +75,7 @@ func noSQLQuoteNeeded(a interface{}) bool {
 	}
 
 	t := reflect.TypeOf(a)
+
 	switch t.Kind() {
 	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
 		return true
@@ -133,12 +134,16 @@ func ConvertToBoundSQL(sql string, args []interface{}) (string, error) {
 	return buf.String(), nil
 }
 
-// ConvertPlaceholder replaces ? to $1, $2 ... or :1, :2 ... according prefix
+// ConvertPlaceholder replaces the place holder ? to $1, $2 ... or :1, :2 ... according prefix
 func ConvertPlaceholder(sql, prefix string) (string, error) {
 	buf := strings.Builder{}
 	var i, j, start int
+	var ready = true
 	for ; i < len(sql); i++ {
-		if sql[i] == '?' {
+		if sql[i] == '\'' && i > 0 && sql[i-1] != '\\' {
+			ready = !ready
+		}
+		if ready && sql[i] == '?' {
 			if _, err := buf.WriteString(sql[start:i]); err != nil {
 				return "", err
 			}