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orm add sqlite3 support, may be support postgres in next commit

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This commit is contained in:
slene 2013-08-11 00:15:26 +08:00
parent 9631c663d5
commit 6c41e6dd78
12 changed files with 963 additions and 556 deletions
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557
orm/db.go
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@ -43,395 +43,8 @@ var (
"isnull": true,
// "search": true,
}
operatorsSQL = map[string]string{
"exact": "= ?",
"iexact": "LIKE ?",
"contains": "LIKE BINARY ?",
"icontains": "LIKE ?",
// "regex": "REGEXP BINARY ?",
// "iregex": "REGEXP ?",
"gt": "> ?",
"gte": ">= ?",
"lt": "< ?",
"lte": "<= ?",
"startswith": "LIKE BINARY ?",
"endswith": "LIKE BINARY ?",
"istartswith": "LIKE ?",
"iendswith": "LIKE ?",
}
)
type dbTable struct {
id int
index string
name string
names []string
sel bool
inner bool
mi *modelInfo
fi *fieldInfo
jtl *dbTable
}
type dbTables struct {
tablesM map[string]*dbTable
tables []*dbTable
mi *modelInfo
base dbBaser
}
func (t *dbTables) set(names []string, mi *modelInfo, fi *fieldInfo, inner bool) *dbTable {
name := strings.Join(names, ExprSep)
if j, ok := t.tablesM[name]; ok {
j.name = name
j.mi = mi
j.fi = fi
j.inner = inner
} else {
i := len(t.tables) + 1
jt := &dbTable{i, fmt.Sprintf("T%d", i), name, names, false, inner, mi, fi, nil}
t.tablesM[name] = jt
t.tables = append(t.tables, jt)
}
return t.tablesM[name]
}
func (t *dbTables) add(names []string, mi *modelInfo, fi *fieldInfo, inner bool) (*dbTable, bool) {
name := strings.Join(names, ExprSep)
if _, ok := t.tablesM[name]; ok == false {
i := len(t.tables) + 1
jt := &dbTable{i, fmt.Sprintf("T%d", i), name, names, false, inner, mi, fi, nil}
t.tablesM[name] = jt
t.tables = append(t.tables, jt)
return jt, true
}
return t.tablesM[name], false
}
func (t *dbTables) get(name string) (*dbTable, bool) {
j, ok := t.tablesM[name]
return j, ok
}
func (t *dbTables) loopDepth(depth int, prefix string, fi *fieldInfo, related []string) []string {
if depth < 0 || fi.fieldType == RelManyToMany {
return related
}
if prefix == "" {
prefix = fi.name
} else {
prefix = prefix + ExprSep + fi.name
}
related = append(related, prefix)
depth--
for _, fi := range fi.relModelInfo.fields.fieldsRel {
related = t.loopDepth(depth, prefix, fi, related)
}
return related
}
func (t *dbTables) parseRelated(rels []string, depth int) {
relsNum := len(rels)
related := make([]string, relsNum)
copy(related, rels)
relDepth := depth
if relsNum != 0 {
relDepth = 0
}
relDepth--
for _, fi := range t.mi.fields.fieldsRel {
related = t.loopDepth(relDepth, "", fi, related)
}
for i, s := range related {
var (
exs = strings.Split(s, ExprSep)
names = make([]string, 0, len(exs))
mmi = t.mi
cansel = true
jtl *dbTable
)
for _, ex := range exs {
if fi, ok := mmi.fields.GetByAny(ex); ok && fi.rel && fi.fieldType != RelManyToMany {
names = append(names, fi.name)
mmi = fi.relModelInfo
jt := t.set(names, mmi, fi, fi.null == false)
jt.jtl = jtl
if fi.reverse {
cansel = false
}
if cansel {
jt.sel = depth > 0
if i < relsNum {
jt.sel = true
}
}
jtl = jt
} else {
panic(fmt.Sprintf("unknown model/table name `%s`", ex))
}
}
}
}
func (t *dbTables) getJoinSql() (join string) {
for _, jt := range t.tables {
if jt.inner {
join += "INNER JOIN "
} else {
join += "LEFT OUTER JOIN "
}
var (
table string
t1, t2 string
c1, c2 string
)
t1 = "T0"
if jt.jtl != nil {
t1 = jt.jtl.index
}
t2 = jt.index
table = jt.mi.table
switch {
case jt.fi.fieldType == RelManyToMany || jt.fi.reverse && jt.fi.reverseFieldInfo.fieldType == RelManyToMany:
c1 = jt.fi.mi.fields.pk.column
for _, ffi := range jt.mi.fields.fieldsRel {
if jt.fi.mi == ffi.relModelInfo {
c2 = ffi.column
break
}
}
default:
c1 = jt.fi.column
c2 = jt.fi.relModelInfo.fields.pk.column
if jt.fi.reverse {
c1 = jt.mi.fields.pk.column
c2 = jt.fi.reverseFieldInfo.column
}
}
join += fmt.Sprintf("`%s` %s ON %s.`%s` = %s.`%s` ", table, t2,
t2, c2, t1, c1)
}
return
}
func (d *dbTables) parseExprs(mi *modelInfo, exprs []string) (index, column, name string, info *fieldInfo, success bool) {
var (
ffi *fieldInfo
jtl *dbTable
mmi = mi
)
num := len(exprs) - 1
names := make([]string, 0)
for i, ex := range exprs {
exist := false
check:
fi, ok := mmi.fields.GetByAny(ex)
if ok {
if num != i {
names = append(names, fi.name)
switch {
case fi.rel:
mmi = fi.relModelInfo
if fi.fieldType == RelManyToMany {
mmi = fi.relThroughModelInfo
}
case fi.reverse:
mmi = fi.reverseFieldInfo.mi
if fi.reverseFieldInfo.fieldType == RelManyToMany {
mmi = fi.reverseFieldInfo.relThroughModelInfo
}
default:
return
}
jt, _ := d.add(names, mmi, fi, fi.null == false)
jt.jtl = jtl
jtl = jt
if fi.rel && fi.fieldType == RelManyToMany {
ex = fi.relModelInfo.name
goto check
}
if fi.reverse && fi.reverseFieldInfo.fieldType == RelManyToMany {
ex = fi.reverseFieldInfo.mi.name
goto check
}
exist = true
} else {
if ffi == nil {
index = "T0"
} else {
index = jtl.index
}
column = fi.column
info = fi
if jtl != nil {
name = jtl.name + ExprSep + fi.name
} else {
name = fi.name
}
switch fi.fieldType {
case RelManyToMany, RelReverseMany:
default:
exist = true
}
}
ffi = fi
}
if exist == false {
index = ""
column = ""
name = ""
success = false
return
}
}
success = index != "" && column != ""
return
}
func (d *dbTables) getCondSql(cond *Condition, sub bool) (where string, params []interface{}) {
if cond == nil || cond.IsEmpty() {
return
}
mi := d.mi
// outFor:
for i, p := range cond.params {
if i > 0 {
if p.isOr {
where += "OR "
} else {
where += "AND "
}
}
if p.isNot {
where += "NOT "
}
if p.isCond {
w, ps := d.getCondSql(p.cond, true)
if w != "" {
w = fmt.Sprintf("( %s) ", w)
}
where += w
params = append(params, ps...)
} else {
exprs := p.exprs
num := len(exprs) - 1
operator := ""
if operators[exprs[num]] {
operator = exprs[num]
exprs = exprs[:num]
}
index, column, _, _, suc := d.parseExprs(mi, exprs)
if suc == false {
panic(fmt.Errorf("unknown field/column name `%s`", strings.Join(p.exprs, ExprSep)))
}
if operator == "" {
operator = "exact"
}
operSql, args := d.base.GetOperatorSql(mi, operator, p.args)
where += fmt.Sprintf("%s.`%s` %s ", index, column, operSql)
params = append(params, args...)
}
}
if sub == false && where != "" {
where = "WHERE " + where
}
return
}
func (d *dbTables) getOrderSql(orders []string) (orderSql string) {
if len(orders) == 0 {
return
}
orderSqls := make([]string, 0, len(orders))
for _, order := range orders {
asc := "ASC"
if order[0] == '-' {
asc = "DESC"
order = order[1:]
}
exprs := strings.Split(order, ExprSep)
index, column, _, _, suc := d.parseExprs(d.mi, exprs)
if suc == false {
panic(fmt.Errorf("unknown field/column name `%s`", strings.Join(exprs, ExprSep)))
}
orderSqls = append(orderSqls, fmt.Sprintf("%s.`%s` %s", index, column, asc))
}
orderSql = fmt.Sprintf("ORDER BY %s ", strings.Join(orderSqls, ", "))
return
}
func (d *dbTables) getLimitSql(offset int64, limit int) (limits string) {
if limit == 0 {
limit = DefaultRowsLimit
}
if limit < 0 {
// no limit
if offset > 0 {
limits = fmt.Sprintf("LIMIT 18446744073709551615 OFFSET %d", offset)
}
} else if offset <= 0 {
limits = fmt.Sprintf("LIMIT %d", limit)
} else {
limits = fmt.Sprintf("LIMIT %d OFFSET %d", limit, offset)
}
return
}
func newDbTables(mi *modelInfo, base dbBaser) *dbTables {
tables := &dbTables{}
tables.tablesM = make(map[string]*dbTable)
tables.mi = mi
tables.base = base
return tables
}
type dbBase struct {
ins dbBaser
}
@ -528,6 +141,8 @@ func (d *dbBase) collectValues(mi *modelInfo, ind reflect.Value, skipAuto bool,
}
func (d *dbBase) PrepareInsert(q dbQuerier, mi *modelInfo) (stmtQuerier, string, error) {
Q := d.ins.TableQuote()
dbcols := make([]string, 0, len(mi.fields.dbcols))
marks := make([]string, 0, len(mi.fields.dbcols))
for _, fi := range mi.fields.fieldsDB {
@ -537,9 +152,13 @@ func (d *dbBase) PrepareInsert(q dbQuerier, mi *modelInfo) (stmtQuerier, string,
}
}
qmarks := strings.Join(marks, ", ")
columns := strings.Join(dbcols, "`,`")
sep := fmt.Sprintf("%s, %s", Q, Q)
columns := strings.Join(dbcols, sep)
query := fmt.Sprintf("INSERT INTO %s%s%s (%s%s%s) VALUES (%s)", Q, mi.table, Q, Q, columns, Q, qmarks)
d.ins.ReplaceMarks(&query)
query := fmt.Sprintf("INSERT INTO `%s` (`%s`) VALUES (%s)", mi.table, columns, qmarks)
stmt, err := q.Prepare(query)
return stmt, query, err
}
@ -563,10 +182,13 @@ func (d *dbBase) Read(q dbQuerier, mi *modelInfo, ind reflect.Value) error {
return ErrMissPK
}
sels := strings.Join(mi.fields.dbcols, "`, `")
Q := d.ins.TableQuote()
sep := fmt.Sprintf("%s, %s", Q, Q)
sels := strings.Join(mi.fields.dbcols, sep)
colsNum := len(mi.fields.dbcols)
query := fmt.Sprintf("SELECT `%s` FROM `%s` WHERE `%s` = ?", sels, mi.table, pkColumn)
query := fmt.Sprintf("SELECT %s%s%s FROM %s%s%s WHERE %s%s%s = ?", Q, sels, Q, Q, mi.table, Q, Q, pkColumn, Q)
refs := make([]interface{}, colsNum)
for i, _ := range refs {
@ -574,6 +196,8 @@ func (d *dbBase) Read(q dbQuerier, mi *modelInfo, ind reflect.Value) error {
refs[i] = &ref
}
d.ins.ReplaceMarks(&query)
row := q.QueryRow(query, pkValue)
if err := row.Scan(refs...); err != nil {
if err == sql.ErrNoRows {
@ -598,14 +222,20 @@ func (d *dbBase) Insert(q dbQuerier, mi *modelInfo, ind reflect.Value) (int64, e
return 0, err
}
Q := d.ins.TableQuote()
marks := make([]string, len(names))
for i, _ := range marks {
marks[i] = "?"
}
qmarks := strings.Join(marks, ", ")
columns := strings.Join(names, "`,`")
query := fmt.Sprintf("INSERT INTO `%s` (`%s`) VALUES (%s)", mi.table, columns, qmarks)
sep := fmt.Sprintf("%s, %s", Q, Q)
qmarks := strings.Join(marks, ", ")
columns := strings.Join(names, sep)
query := fmt.Sprintf("INSERT INTO %s%s%s (%s%s%s) VALUES (%s)", Q, mi.table, Q, Q, columns, Q, qmarks)
d.ins.ReplaceMarks(&query)
if res, err := q.Exec(query, values...); err == nil {
return res.LastInsertId()
@ -624,12 +254,17 @@ func (d *dbBase) Update(q dbQuerier, mi *modelInfo, ind reflect.Value) (int64, e
return 0, err
}
setColumns := strings.Join(setNames, "` = ?, `")
query := fmt.Sprintf("UPDATE `%s` SET `%s` = ? WHERE `%s` = ?", mi.table, setColumns, pkName)
setValues = append(setValues, pkValue)
Q := d.ins.TableQuote()
sep := fmt.Sprintf("%s = ?, %s", Q, Q)
setColumns := strings.Join(setNames, sep)
query := fmt.Sprintf("UPDATE %s%s%s SET %s%s%s = ? WHERE %s%s%s = ?", Q, mi.table, Q, Q, setColumns, Q, Q, pkName, Q)
d.ins.ReplaceMarks(&query)
if res, err := q.Exec(query, setValues...); err == nil {
return res.RowsAffected()
} else {
@ -644,7 +279,11 @@ func (d *dbBase) Delete(q dbQuerier, mi *modelInfo, ind reflect.Value) (int64, e
return 0, ErrMissPK
}
query := fmt.Sprintf("DELETE FROM `%s` WHERE `%s` = ?", mi.table, pkName)
Q := d.ins.TableQuote()
query := fmt.Sprintf("DELETE FROM %s%s%s WHERE %s%s%s = ?", Q, mi.table, Q, Q, pkName, Q)
d.ins.ReplaceMarks(&query)
if res, err := q.Exec(query, pkValue); err == nil {
@ -694,11 +333,24 @@ func (d *dbBase) UpdateBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Con
where, args := tables.getCondSql(cond, false)
values = append(values, args...)
join := tables.getJoinSql()
query := fmt.Sprintf("UPDATE `%s` T0 %sSET T0.`%s` = ? %s", mi.table, join, strings.Join(columns, "` = ?, T0.`"), where)
var query string
values = append(values, args...)
Q := d.ins.TableQuote()
if d.ins.SupportUpdateJoin() {
cols := strings.Join(columns, fmt.Sprintf("%s = ?, T0.%s", Q, Q))
query = fmt.Sprintf("UPDATE %s%s%s T0 %sSET T0.%s%s%s = ? %s", Q, mi.table, Q, join, Q, cols, Q, where)
} else {
cols := strings.Join(columns, fmt.Sprintf("%s = ?, %s", Q, Q))
supQuery := fmt.Sprintf("SELECT T0.%s%s%s FROM %s%s%s T0 %s%s", Q, mi.fields.pk.column, Q, Q, mi.table, Q, join, where)
query = fmt.Sprintf("UPDATE %s%s%s SET %s%s%s = ? WHERE %s%s%s IN ( %s )", Q, mi.table, Q, Q, cols, Q, Q, mi.fields.pk.column, Q, supQuery)
}
d.ins.ReplaceMarks(&query)
if res, err := q.Exec(query, values...); err == nil {
return res.RowsAffected()
@ -744,11 +396,15 @@ func (d *dbBase) DeleteBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Con
panic("delete operation cannot execute without condition")
}
Q := d.ins.TableQuote()
where, args := tables.getCondSql(cond, false)
join := tables.getJoinSql()
cols := fmt.Sprintf("T0.`%s`", mi.fields.pk.column)
query := fmt.Sprintf("SELECT %s FROM `%s` T0 %s%s", cols, mi.table, join, where)
cols := fmt.Sprintf("T0.%s%s%s", Q, mi.fields.pk.column, Q)
query := fmt.Sprintf("SELECT %s FROM %s%s%s T0 %s%s", cols, Q, mi.table, Q, join, where)
d.ins.ReplaceMarks(&query)
var rs *sql.Rows
if r, err := q.Query(query, args...); err != nil {
@ -773,8 +429,10 @@ func (d *dbBase) DeleteBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Con
return 0, nil
}
sql, args := d.ins.GetOperatorSql(mi, "in", args)
query = fmt.Sprintf("DELETE FROM `%s` WHERE `%s` %s", mi.table, mi.fields.pk.column, sql)
sql, args := d.ins.GenerateOperatorSql(mi, "in", args)
query = fmt.Sprintf("DELETE FROM %s%s%s WHERE %s%s%s %s", Q, mi.table, Q, Q, mi.fields.pk.column, Q, sql)
d.ins.ReplaceMarks(&query)
if res, err := q.Exec(query, args...); err == nil {
num, err := res.RowsAffected()
@ -831,24 +489,30 @@ func (d *dbBase) ReadBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Condi
offset = 0
}
Q := d.ins.TableQuote()
tables := newDbTables(mi, d.ins)
tables.parseRelated(qs.related, qs.relDepth)
where, args := tables.getCondSql(cond, false)
orderBy := tables.getOrderSql(qs.orders)
limit := tables.getLimitSql(offset, rlimit)
limit := tables.getLimitSql(mi, offset, rlimit)
join := tables.getJoinSql()
colsNum := len(mi.fields.dbcols)
cols := fmt.Sprintf("T0.`%s`", strings.Join(mi.fields.dbcols, "`, T0.`"))
sep := fmt.Sprintf("%s, T0.%s", Q, Q)
cols := fmt.Sprintf("T0.%s%s%s", Q, strings.Join(mi.fields.dbcols, sep), Q)
for _, tbl := range tables.tables {
if tbl.sel {
colsNum += len(tbl.mi.fields.dbcols)
cols += fmt.Sprintf(", %s.`%s`", tbl.index, strings.Join(tbl.mi.fields.dbcols, "`, "+tbl.index+".`"))
sep := fmt.Sprintf("%s, %s.%s", Q, tbl.index, Q)
cols += fmt.Sprintf(", %s.%s%s%s", tbl.index, Q, strings.Join(tbl.mi.fields.dbcols, sep), Q)
}
}
query := fmt.Sprintf("SELECT %s FROM `%s` T0 %s%s%s%s", cols, mi.table, join, where, orderBy, limit)
query := fmt.Sprintf("SELECT %s FROM %s%s%s T0 %s%s%s%s", cols, Q, mi.table, Q, join, where, orderBy, limit)
d.ins.ReplaceMarks(&query)
var rs *sql.Rows
if r, err := q.Query(query, args...); err != nil {
@ -940,7 +604,11 @@ func (d *dbBase) Count(q dbQuerier, qs *querySet, mi *modelInfo, cond *Condition
tables.getOrderSql(qs.orders)
join := tables.getJoinSql()
query := fmt.Sprintf("SELECT COUNT(*) FROM `%s` T0 %s%s", mi.table, join, where)
Q := d.ins.TableQuote()
query := fmt.Sprintf("SELECT COUNT(*) FROM %s%s%s T0 %s%s", Q, mi.table, Q, join, where)
d.ins.ReplaceMarks(&query)
row := q.QueryRow(query, args...)
@ -1014,7 +682,7 @@ func (d *dbBase) getOperatorParams(operator string, args []interface{}) (params
return
}
func (d *dbBase) GetOperatorSql(mi *modelInfo, operator string, args []interface{}) (string, []interface{}) {
func (d *dbBase) GenerateOperatorSql(mi *modelInfo, operator string, args []interface{}) (string, []interface{}) {
sql := ""
params := d.getOperatorParams(operator, args)
@ -1028,7 +696,7 @@ func (d *dbBase) GetOperatorSql(mi *modelInfo, operator string, args []interface
if len(params) > 1 {
panic(fmt.Sprintf("operator `%s` need 1 args not %d", operator, len(params)))
}
sql = operatorsSQL[operator]
sql = d.ins.OperatorSql(operator)
arg := params[0]
switch operator {
case "exact":
@ -1073,13 +741,13 @@ func (d *dbBase) setColsValues(mi *modelInfo, ind *reflect.Value, cols []string,
value, err := d.getValue(fi, val)
if err != nil {
panic(fmt.Sprintf("db value convert failed `%v` %s", val, err.Error()))
panic(fmt.Sprintf("Raw value: `%v` %s", val, err.Error()))
}
_, err = d.setValue(fi, value, &field)
if err != nil {
panic(fmt.Sprintf("db value convert failed `%v` %s", val, err.Error()))
panic(fmt.Sprintf("Raw value: `%v` %s", val, err.Error()))
}
}
}
@ -1090,6 +758,7 @@ func (d *dbBase) getValue(fi *fieldInfo, val interface{}) (interface{}, error) {
}
var value interface{}
var tErr error
var str *StrTo
switch v := val.(type) {
@ -1119,7 +788,8 @@ setValue:
if str != nil {
b, err := str.Bool()
if err != nil {
return nil, err
tErr = err
goto end
}
value = b
}
@ -1140,14 +810,23 @@ setValue:
}
}
if str != nil {
format := format_DateTime
s := str.String()
var format string
if fi.fieldType == TypeDateField {
format = format_Date
if len(s) > 10 {
s = s[:10]
}
} else {
format = format_DateTime
if len(s) > 19 {
s = s[:19]
}
}
s := str.String()
t, err := timeParse(s, format)
if err != nil && s != "0000-00-00" && s != "0000-00-00 00:00:00" {
return nil, err
tErr = err
goto end
}
value = t
}
@ -1173,7 +852,8 @@ setValue:
_, err = str.Uint64()
}
if err != nil {
return nil, err
tErr = err
goto end
}
if fieldType&IsPostiveIntegerField > 0 {
v, _ := str.Uint64()
@ -1196,15 +876,23 @@ setValue:
if str != nil {
v, err := str.Float64()
if err != nil {
return nil, err
tErr = err
goto end
}
value = v
}
case fieldType&IsRelField > 0:
fieldType = fi.relModelInfo.fields.pk.fieldType
fi = fi.relModelInfo.fields.pk
fieldType = fi.fieldType
goto setValue
}
end:
if tErr != nil {
err := fmt.Errorf("convert to `%s` failed, field: %s err: %s", fi.addrValue.Type(), fi.fullName, tErr)
return nil, err
}
return value, nil
}
@ -1275,6 +963,7 @@ setValue:
fd := field.Addr().Interface().(Fielder)
err := fd.SetRaw(value)
if err != nil {
err = fmt.Errorf("converted value `%v` set to Fielder `%s` failed, err: %s", value, fi.fullName, err)
return nil, err
}
}
@ -1311,6 +1000,8 @@ func (d *dbBase) ReadValues(q dbQuerier, qs *querySet, mi *modelInfo, cond *Cond
hasExprs := len(exprs) > 0
Q := d.ins.TableQuote()
if hasExprs {
cols = make([]string, 0, len(exprs))
infos = make([]*fieldInfo, 0, len(exprs))
@ -1319,26 +1010,26 @@ func (d *dbBase) ReadValues(q dbQuerier, qs *querySet, mi *modelInfo, cond *Cond
if suc == false {
panic(fmt.Errorf("unknown field/column name `%s`", ex))
}
cols = append(cols, fmt.Sprintf("%s.`%s` `%s`", index, col, name))
cols = append(cols, fmt.Sprintf("%s.%s%s%s %s%s%s", index, Q, col, Q, Q, name, Q))
infos = append(infos, fi)
}
} else {
cols = make([]string, 0, len(mi.fields.dbcols))
infos = make([]*fieldInfo, 0, len(exprs))
for _, fi := range mi.fields.fieldsDB {
cols = append(cols, fmt.Sprintf("T0.`%s` `%s`", fi.column, fi.name))
cols = append(cols, fmt.Sprintf("T0.%s%s%s %s%s%s", Q, fi.column, Q, Q, fi.name, Q))
infos = append(infos, fi)
}
}
where, args := tables.getCondSql(cond, false)
orderBy := tables.getOrderSql(qs.orders)
limit := tables.getLimitSql(qs.offset, qs.limit)
limit := tables.getLimitSql(mi, qs.offset, qs.limit)
join := tables.getJoinSql()
sels := strings.Join(cols, ", ")
query := fmt.Sprintf("SELECT %s FROM `%s` T0 %s%s%s%s", sels, mi.table, join, where, orderBy, limit)
query := fmt.Sprintf("SELECT %s FROM %s%s%s T0 %s%s%s%s", sels, Q, mi.table, Q, join, where, orderBy, limit)
var rs *sql.Rows
if r, err := q.Query(query, args...); err != nil {
@ -1430,3 +1121,19 @@ func (d *dbBase) ReadValues(q dbQuerier, qs *querySet, mi *modelInfo, cond *Cond
return cnt, nil
}
func (d *dbBase) SupportUpdateJoin() bool {
return true
}
func (d *dbBase) MaxLimit() uint64 {
return 18446744073709551615
}
func (d *dbBase) TableQuote() string {
return "`"
}
func (d *dbBase) ReplaceMarks(query *string) {
// default use `?` as mark, do nothing
}

23
orm/db_mysql.go
View File

@ -1,11 +1,30 @@
package orm
var mysqlOperators = map[string]string{
"exact": "= ?",
"iexact": "LIKE ?",
"contains": "LIKE BINARY ?",
"icontains": "LIKE ?",
// "regex": "REGEXP BINARY ?",
// "iregex": "REGEXP ?",
"gt": "> ?",
"gte": ">= ?",
"lt": "< ?",
"lte": "<= ?",
"startswith": "LIKE BINARY ?",
"endswith": "LIKE BINARY ?",
"istartswith": "LIKE ?",
"iendswith": "LIKE ?",
}
type dbBaseMysql struct {
dbBase
}
func (d *dbBaseMysql) GetOperatorSql(mi *modelInfo, operator string, args []interface{}) (sql string, params []interface{}) {
return d.dbBase.GetOperatorSql(mi, operator, args)
var _ dbBaser = new(dbBaseMysql)
func (d *dbBaseMysql) OperatorSql(operator string) string {
return mysqlOperators[operator]
}
func newdbBaseMysql() dbBaser {

6
orm/db_oracle.go
View File

@ -4,6 +4,12 @@ type dbBaseOracle struct {
dbBase
}
var _ dbBaser = new(dbBaseOracle)
func (d *dbBase) OperatorSql(operator string) string {
return ""
}
func newdbBaseOracle() dbBaser {
b := new(dbBaseOracle)
b.ins = b

57
orm/db_postgres.go
View File

@ -1,9 +1,66 @@
package orm
import (
"strconv"
)
var postgresOperators = map[string]string{
"exact": "= ?",
"iexact": "= UPPER(?)",
"contains": "LIKE ?",
"icontains": "LIKE UPPER(?)",
"gt": "> ?",
"gte": ">= ?",
"lt": "< ?",
"lte": "<= ?",
"startswith": "LIKE ?",
"endswith": "LIKE ?",
"istartswith": "LIKE UPPER(?)",
"iendswith": "LIKE UPPER(?)",
}
type dbBasePostgres struct {
dbBase
}
var _ dbBaser = new(dbBasePostgres)
func (d *dbBasePostgres) OperatorSql(operator string) string {
return postgresOperators[operator]
}
func (d *dbBasePostgres) TableQuote() string {
return `"`
}
func (d *dbBasePostgres) ReplaceMarks(query *string) {
q := *query
num := 0
for _, c := range q {
if c == '?' {
num += 1
}
}
if num == 0 {
return
}
data := make([]byte, 0, len(q)+num)
num = 1
for i := 0; i < len(q); i++ {
c := q[i]
if c == '?' {
data = append(data, '$')
data = append(data, []byte(strconv.Itoa(num))...)
num += 1
} else {
data = append(data, c)
}
}
*query = string(data)
}
// func (d *dbBasePostgres)
func newdbBasePostgres() dbBaser {
b := new(dbBasePostgres)
b.ins = b

29
orm/db_sqlite.go
View File

@ -1,9 +1,38 @@
package orm
var sqliteOperators = map[string]string{
"exact": "= ?",
"iexact": "LIKE ? ESCAPE '\\'",
"contains": "LIKE ? ESCAPE '\\'",
"icontains": "LIKE ? ESCAPE '\\'",
"gt": "> ?",
"gte": ">= ?",
"lt": "< ?",
"lte": "<= ?",
"startswith": "LIKE ? ESCAPE '\\'",
"endswith": "LIKE ? ESCAPE '\\'",
"istartswith": "LIKE ? ESCAPE '\\'",
"iendswith": "LIKE ? ESCAPE '\\'",
}
type dbBaseSqlite struct {
dbBase
}
var _ dbBaser = new(dbBaseSqlite)
func (d *dbBaseSqlite) OperatorSql(operator string) string {
return sqliteOperators[operator]
}
func (d *dbBaseSqlite) SupportUpdateJoin() bool {
return false
}
func (d *dbBaseSqlite) MaxLimit() uint64 {
return 9223372036854775807
}
func newdbBaseSqlite() dbBaser {
b := new(dbBaseSqlite)
b.ins = b

384
orm/db_tables.go Normal file
View File

@ -0,0 +1,384 @@
package orm
import (
"fmt"
"strings"
)
type dbTable struct {
id int
index string
name string
names []string
sel bool
inner bool
mi *modelInfo
fi *fieldInfo
jtl *dbTable
}
type dbTables struct {
tablesM map[string]*dbTable
tables []*dbTable
mi *modelInfo
base dbBaser
}
func (t *dbTables) set(names []string, mi *modelInfo, fi *fieldInfo, inner bool) *dbTable {
name := strings.Join(names, ExprSep)
if j, ok := t.tablesM[name]; ok {
j.name = name
j.mi = mi
j.fi = fi
j.inner = inner
} else {
i := len(t.tables) + 1
jt := &dbTable{i, fmt.Sprintf("T%d", i), name, names, false, inner, mi, fi, nil}
t.tablesM[name] = jt
t.tables = append(t.tables, jt)
}
return t.tablesM[name]
}
func (t *dbTables) add(names []string, mi *modelInfo, fi *fieldInfo, inner bool) (*dbTable, bool) {
name := strings.Join(names, ExprSep)
if _, ok := t.tablesM[name]; ok == false {
i := len(t.tables) + 1
jt := &dbTable{i, fmt.Sprintf("T%d", i), name, names, false, inner, mi, fi, nil}
t.tablesM[name] = jt
t.tables = append(t.tables, jt)
return jt, true
}
return t.tablesM[name], false
}
func (t *dbTables) get(name string) (*dbTable, bool) {
j, ok := t.tablesM[name]
return j, ok
}
func (t *dbTables) loopDepth(depth int, prefix string, fi *fieldInfo, related []string) []string {
if depth < 0 || fi.fieldType == RelManyToMany {
return related
}
if prefix == "" {
prefix = fi.name
} else {
prefix = prefix + ExprSep + fi.name
}
related = append(related, prefix)
depth--
for _, fi := range fi.relModelInfo.fields.fieldsRel {
related = t.loopDepth(depth, prefix, fi, related)
}
return related
}
func (t *dbTables) parseRelated(rels []string, depth int) {
relsNum := len(rels)
related := make([]string, relsNum)
copy(related, rels)
relDepth := depth
if relsNum != 0 {
relDepth = 0
}
relDepth--
for _, fi := range t.mi.fields.fieldsRel {
related = t.loopDepth(relDepth, "", fi, related)
}
for i, s := range related {
var (
exs = strings.Split(s, ExprSep)
names = make([]string, 0, len(exs))
mmi = t.mi
cansel = true
jtl *dbTable
)
for _, ex := range exs {
if fi, ok := mmi.fields.GetByAny(ex); ok && fi.rel && fi.fieldType != RelManyToMany {
names = append(names, fi.name)
mmi = fi.relModelInfo
jt := t.set(names, mmi, fi, fi.null == false)
jt.jtl = jtl
if fi.reverse {
cansel = false
}
if cansel {
jt.sel = depth > 0
if i < relsNum {
jt.sel = true
}
}
jtl = jt
} else {
panic(fmt.Sprintf("unknown model/table name `%s`", ex))
}
}
}
}
func (t *dbTables) getJoinSql() (join string) {
Q := t.base.TableQuote()
for _, jt := range t.tables {
if jt.inner {
join += "INNER JOIN "
} else {
join += "LEFT OUTER JOIN "
}
var (
table string
t1, t2 string
c1, c2 string
)
t1 = "T0"
if jt.jtl != nil {
t1 = jt.jtl.index
}
t2 = jt.index
table = jt.mi.table
switch {
case jt.fi.fieldType == RelManyToMany || jt.fi.reverse && jt.fi.reverseFieldInfo.fieldType == RelManyToMany:
c1 = jt.fi.mi.fields.pk.column
for _, ffi := range jt.mi.fields.fieldsRel {
if jt.fi.mi == ffi.relModelInfo {
c2 = ffi.column
break
}
}
default:
c1 = jt.fi.column
c2 = jt.fi.relModelInfo.fields.pk.column
if jt.fi.reverse {
c1 = jt.mi.fields.pk.column
c2 = jt.fi.reverseFieldInfo.column
}
}
join += fmt.Sprintf("%s%s%s %s ON %s.%s%s%s = %s.%s%s%s ", Q, table, Q, t2,
t2, Q, c2, Q, t1, Q, c1, Q)
}
return
}
func (d *dbTables) parseExprs(mi *modelInfo, exprs []string) (index, column, name string, info *fieldInfo, success bool) {
var (
ffi *fieldInfo
jtl *dbTable
mmi = mi
)
num := len(exprs) - 1
names := make([]string, 0)
for i, ex := range exprs {
exist := false
check:
fi, ok := mmi.fields.GetByAny(ex)
if ok {
if num != i {
names = append(names, fi.name)
switch {
case fi.rel:
mmi = fi.relModelInfo
if fi.fieldType == RelManyToMany {
mmi = fi.relThroughModelInfo
}
case fi.reverse:
mmi = fi.reverseFieldInfo.mi
if fi.reverseFieldInfo.fieldType == RelManyToMany {
mmi = fi.reverseFieldInfo.relThroughModelInfo
}
default:
return
}
jt, _ := d.add(names, mmi, fi, fi.null == false)
jt.jtl = jtl
jtl = jt
if fi.rel && fi.fieldType == RelManyToMany {
ex = fi.relModelInfo.name
goto check
}
if fi.reverse && fi.reverseFieldInfo.fieldType == RelManyToMany {
ex = fi.reverseFieldInfo.mi.name
goto check
}
exist = true
} else {
if ffi == nil {
index = "T0"
} else {
index = jtl.index
}
column = fi.column
info = fi
if jtl != nil {
name = jtl.name + ExprSep + fi.name
} else {
name = fi.name
}
switch fi.fieldType {
case RelManyToMany, RelReverseMany:
default:
exist = true
}
}
ffi = fi
}
if exist == false {
index = ""
column = ""
name = ""
success = false
return
}
}
success = index != "" && column != ""
return
}
func (d *dbTables) getCondSql(cond *Condition, sub bool) (where string, params []interface{}) {
if cond == nil || cond.IsEmpty() {
return
}
Q := d.base.TableQuote()
mi := d.mi
// outFor:
for i, p := range cond.params {
if i > 0 {
if p.isOr {
where += "OR "
} else {
where += "AND "
}
}
if p.isNot {
where += "NOT "
}
if p.isCond {
w, ps := d.getCondSql(p.cond, true)
if w != "" {
w = fmt.Sprintf("( %s) ", w)
}
where += w
params = append(params, ps...)
} else {
exprs := p.exprs
num := len(exprs) - 1
operator := ""
if operators[exprs[num]] {
operator = exprs[num]
exprs = exprs[:num]
}
index, column, _, _, suc := d.parseExprs(mi, exprs)
if suc == false {
panic(fmt.Errorf("unknown field/column name `%s`", strings.Join(p.exprs, ExprSep)))
}
if operator == "" {
operator = "exact"
}
operSql, args := d.base.GenerateOperatorSql(mi, operator, p.args)
where += fmt.Sprintf("%s.%s%s%s %s ", index, Q, column, Q, operSql)
params = append(params, args...)
}
}
if sub == false && where != "" {
where = "WHERE " + where
}
return
}
func (d *dbTables) getOrderSql(orders []string) (orderSql string) {
if len(orders) == 0 {
return
}
Q := d.base.TableQuote()
orderSqls := make([]string, 0, len(orders))
for _, order := range orders {
asc := "ASC"
if order[0] == '-' {
asc = "DESC"
order = order[1:]
}
exprs := strings.Split(order, ExprSep)
index, column, _, _, suc := d.parseExprs(d.mi, exprs)
if suc == false {
panic(fmt.Errorf("unknown field/column name `%s`", strings.Join(exprs, ExprSep)))
}
orderSqls = append(orderSqls, fmt.Sprintf("%s.%s%s%s %s", index, Q, column, Q, asc))
}
orderSql = fmt.Sprintf("ORDER BY %s ", strings.Join(orderSqls, ", "))
return
}
func (d *dbTables) getLimitSql(mi *modelInfo, offset int64, limit int) (limits string) {
if limit == 0 {
limit = DefaultRowsLimit
}
if limit < 0 {
// no limit
if offset > 0 {
maxLimit := d.base.MaxLimit()
limits = fmt.Sprintf("LIMIT %d OFFSET %d", maxLimit, offset)
}
} else if offset <= 0 {
limits = fmt.Sprintf("LIMIT %d", limit)
} else {
limits = fmt.Sprintf("LIMIT %d OFFSET %d", limit, offset)
}
return
}
func newDbTables(mi *modelInfo, base dbBaser) *dbTables {
tables := &dbTables{}
tables.tablesM = make(map[string]*dbTable)
tables.mi = mi
tables.base = base
return tables
}

2
orm/models_info_m.go
View File

@ -79,7 +79,7 @@ func newModelInfo(val reflect.Value) (info *modelInfo) {
func newM2MModelInfo(m1, m2 *modelInfo) (info *modelInfo) {
info = new(modelInfo)
info.fields = newFields()
info.table = m1.table + "_" + m2.table + "_rel"
info.table = m1.table + "_" + m2.table + "s"
info.name = camelString(info.table)
info.fullName = m1.pkg + "." + info.name

193
orm/models_test.go
View File

@ -3,10 +3,11 @@ package orm
import (
"fmt"
"os"
"strings"
"time"
_ "github.com/bmizerany/pq"
_ "github.com/go-sql-driver/mysql"
_ "github.com/lib/pq"
_ "github.com/mattn/go-sqlite3"
)
@ -95,8 +96,178 @@ var DBARGS = struct {
os.Getenv("ORM_DEBUG"),
}
var (
IsMysql = DBARGS.Driver == "mysql"
IsSqlite = DBARGS.Driver == "sqlite3"
IsPostgres = DBARGS.Driver == "postgres"
)
var dORM Ormer
var initSQLs = map[string]string{
"mysql": "DROP TABLE IF EXISTS `user_profile`;\n" +
"DROP TABLE IF EXISTS `user`;\n" +
"DROP TABLE IF EXISTS `post`;\n" +
"DROP TABLE IF EXISTS `tag`;\n" +
"DROP TABLE IF EXISTS `post_tags`;\n" +
"DROP TABLE IF EXISTS `comment`;\n" +
"CREATE TABLE `user_profile` (\n" +
" `id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,\n" +
" `age` smallint NOT NULL,\n" +
" `money` double precision NOT NULL\n" +
") ENGINE=INNODB;\n" +
"CREATE TABLE `user` (\n" +
" `id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,\n" +
" `user_name` varchar(30) NOT NULL UNIQUE,\n" +
" `email` varchar(100) NOT NULL,\n" +
" `password` varchar(100) NOT NULL,\n" +
" `status` smallint NOT NULL,\n" +
" `is_staff` bool NOT NULL,\n" +
" `is_active` bool NOT NULL,\n" +
" `created` date NOT NULL,\n" +
" `updated` datetime NOT NULL,\n" +
" `profile_id` integer\n" +
") ENGINE=INNODB;\n" +
"CREATE TABLE `post` (\n" +
" `id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,\n" +
" `user_id` integer NOT NULL,\n" +
" `title` varchar(60) NOT NULL,\n" +
" `content` longtext NOT NULL,\n" +
" `created` datetime NOT NULL,\n" +
" `updated` datetime NOT NULL\n" +
") ENGINE=INNODB;\n" +
"CREATE TABLE `tag` (\n" +
" `id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,\n" +
" `name` varchar(30) NOT NULL\n" +
") ENGINE=INNODB;\n" +
"CREATE TABLE `post_tags` (\n" +
" `id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,\n" +
" `post_id` integer NOT NULL,\n" +
" `tag_id` integer NOT NULL,\n" +
" UNIQUE (`post_id`, `tag_id`)\n" +
") ENGINE=INNODB;\n" +
"CREATE TABLE `comment` (\n" +
" `id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,\n" +
" `post_id` integer NOT NULL,\n" +
" `content` longtext NOT NULL,\n" +
" `parent_id` integer,\n" +
" `created` datetime NOT NULL\n" +
") ENGINE=INNODB;\n" +
"CREATE INDEX `user_141c6eec` ON `user` (`profile_id`);\n" +
"CREATE INDEX `post_fbfc09f1` ON `post` (`user_id`);\n" +
"CREATE INDEX `comment_699ae8ca` ON `comment` (`post_id`);\n" +
"CREATE INDEX `comment_63f17a16` ON `comment` (`parent_id`);",
"sqlite3": `
DROP TABLE IF EXISTS "user_profile";
DROP TABLE IF EXISTS "user";
DROP TABLE IF EXISTS "post";
DROP TABLE IF EXISTS "tag";
DROP TABLE IF EXISTS "post_tags";
DROP TABLE IF EXISTS "comment";
CREATE TABLE "user_profile" (
"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
"age" smallint NOT NULL,
"money" real NOT NULL
);
CREATE TABLE "user" (
"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
"user_name" varchar(30) NOT NULL UNIQUE,
"email" varchar(100) NOT NULL,
"password" varchar(100) NOT NULL,
"status" smallint NOT NULL,
"is_staff" bool NOT NULL,
"is_active" bool NOT NULL,
"created" date NOT NULL,
"updated" datetime NOT NULL,
"profile_id" integer
);
CREATE TABLE "post" (
"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
"user_id" integer NOT NULL,
"title" varchar(60) NOT NULL,
"content" text NOT NULL,
"created" datetime NOT NULL,
"updated" datetime NOT NULL
);
CREATE TABLE "tag" (
"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
"name" varchar(30) NOT NULL
);
CREATE TABLE "post_tags" (
"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
"post_id" integer NOT NULL,
"tag_id" integer NOT NULL,
UNIQUE ("post_id", "tag_id")
);
CREATE TABLE "comment" (
"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
"post_id" integer NOT NULL,
"content" text NOT NULL,
"parent_id" integer,
"created" datetime NOT NULL
);
CREATE INDEX "user_141c6eec" ON "user" ("profile_id");
CREATE INDEX "post_fbfc09f1" ON "post" ("user_id");
CREATE INDEX "comment_699ae8ca" ON "comment" ("post_id");
CREATE INDEX "comment_63f17a16" ON "comment" ("parent_id");
`,
"postgres": `
DROP TABLE IF EXISTS "user_profile";
DROP TABLE IF EXISTS "user";
DROP TABLE IF EXISTS "post";
DROP TABLE IF EXISTS "tag";
DROP TABLE IF EXISTS "post_tags";
DROP TABLE IF EXISTS "comment";
CREATE TABLE "user_profile" (
"id" serial NOT NULL PRIMARY KEY,
"age" smallint NOT NULL,
"money" double precision NOT NULL
);
CREATE TABLE "user" (
"id" serial NOT NULL PRIMARY KEY,
"user_name" varchar(30) NOT NULL UNIQUE,
"email" varchar(100) NOT NULL,
"password" varchar(100) NOT NULL,
"status" smallint NOT NULL,
"is_staff" boolean NOT NULL,
"is_active" boolean NOT NULL,
"created" date NOT NULL,
"updated" timestamp with time zone NOT NULL,
"profile_id" integer
);
CREATE TABLE "post" (
"id" serial NOT NULL PRIMARY KEY,
"user_id" integer NOT NULL,
"title" varchar(60) NOT NULL,
"content" text NOT NULL,
"created" timestamp with time zone NOT NULL,
"updated" timestamp with time zone NOT NULL
);
CREATE TABLE "tag" (
"id" serial NOT NULL PRIMARY KEY,
"name" varchar(30) NOT NULL
);
CREATE TABLE "post_tags" (
"id" serial NOT NULL PRIMARY KEY,
"post_id" integer NOT NULL,
"tag_id" integer NOT NULL,
UNIQUE ("post_id", "tag_id")
);
CREATE TABLE "comment" (
"id" serial NOT NULL PRIMARY KEY,
"post_id" integer NOT NULL,
"content" text NOT NULL,
"parent_id" integer,
"created" timestamp with time zone NOT NULL
);
CREATE INDEX "user_profile_id" ON "user" ("profile_id");
CREATE INDEX "post_user_id" ON "post" ("user_id");
CREATE INDEX "comment_post_id" ON "comment" ("post_id");
CREATE INDEX "comment_parent_id" ON "comment" ("parent_id");
`}
func init() {
RegisterModel(new(User))
RegisterModel(new(Profile))
@ -114,7 +285,7 @@ Default DB Drivers.
driver: url
mysql: https://github.com/go-sql-driver/mysql
sqlite3: https://github.com/mattn/go-sqlite3
postgres: https://github.com/bmizerany/pq
postgres: https://github.com/lib/pq
eg: mysql
ORM_DRIVER=mysql ORM_SOURCE="root:root@/my_db?charset=utf8" go test github.com/astaxie/beego/orm
@ -126,20 +297,16 @@ ORM_DRIVER=mysql ORM_SOURCE="root:root@/my_db?charset=utf8" go test github.com/a
BootStrap()
truncateTables()
dORM = NewOrm()
}
func truncateTables() {
logs := "truncate tables for test\n"
o := NewOrm()
for _, m := range modelCache.allOrdered() {
query := fmt.Sprintf("truncate table `%s`", m.table)
_, err := o.Raw(query).Exec()
logs += query + "\n"
queries := strings.Split(initSQLs[DBARGS.Driver], ";")
for _, query := range queries {
if strings.TrimSpace(query) == "" {
continue
}
_, err := dORM.Raw(query).Exec()
if err != nil {
fmt.Println(logs)
fmt.Println(err)
os.Exit(2)
}

2
orm/orm_log.go
View File

@ -135,7 +135,7 @@ func (d *dbQueryLog) Commit() error {
func (d *dbQueryLog) Rollback() error {
a := time.Now()
err := d.db.(txEnder).Commit()
err := d.db.(txEnder).Rollback()
debugLogQueies(d.alias, "tx.Rollback", "ROLLBACK", a, err)
return err
}

36
orm/orm_raw.go
View File

@ -6,39 +6,17 @@ import (
"reflect"
)
func getResult(res sql.Result) (int64, error) {
if num, err := res.LastInsertId(); err != nil {
return 0, err
} else {
if num > 0 {
return num, nil
}
}
if num, err := res.RowsAffected(); err != nil {
return num, err
} else {
if num > 0 {
return num, nil
}
}
return 0, nil
}
type rawPrepare struct {
rs *rawSet
stmt stmtQuerier
closed bool
}
func (o *rawPrepare) Exec(args ...interface{}) (int64, error) {
func (o *rawPrepare) Exec(args ...interface{}) (sql.Result, error) {
if o.closed {
return 0, ErrStmtClosed
return nil, ErrStmtClosed
}
res, err := o.stmt.Exec(args...)
if err != nil {
return 0, err
}
return getResult(res)
return o.stmt.Exec(args...)
}
func (o *rawPrepare) Close() error {
@ -74,12 +52,8 @@ func (o rawSet) SetArgs(args ...interface{}) RawSeter {
return &o
}
func (o *rawSet) Exec() (int64, error) {
res, err := o.orm.db.Exec(o.query, o.args...)
if err != nil {
return 0, err
}
return getResult(res)
func (o *rawSet) Exec() (sql.Result, error) {
return o.orm.db.Exec(o.query, o.args...)
}
func (o *rawSet) QueryRow(...interface{}) error {

217
orm/orm_test.go
View File

@ -4,6 +4,7 @@ import (
"bytes"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"reflect"
"runtime"
@ -12,6 +13,8 @@ import (
"time"
)
var _ = os.PathSeparator
type T_Code int
const (
@ -60,9 +63,9 @@ func ValuesCompare(is bool, a interface{}, o T_Code, args ...interface{}) (err e
ok = is && ok || !is && !ok
if !ok {
if is {
err = fmt.Errorf("should: a == b, a = `%v`, b = `%v`", a, b)
err = fmt.Errorf("expected: a == `%v`, get `%v`", b, a)
} else {
err = fmt.Errorf("should: a != b, a = `%v`, b = `%v`", a, b)
err = fmt.Errorf("expected: a != `%v`, get `%v`", b, a)
}
}
case T_Less, T_Large:
@ -89,9 +92,9 @@ func ValuesCompare(is bool, a interface{}, o T_Code, args ...interface{}) (err e
ok = is && ok || !is && !ok
if !ok {
if is {
err = fmt.Errorf("should: a %s b, a = `%v`, b = `%v`", opts[0], f1, f2)
err = fmt.Errorf("should: a %s b, but a = `%v`, b = `%v`", opts[0], f1, f2)
} else {
err = fmt.Errorf("should: a %s b, a = `%v`, b = `%v`", opts[1], f1, f2)
err = fmt.Errorf("should: a %s b, but a = `%v`, b = `%v`", opts[1], f1, f2)
}
}
}
@ -122,32 +125,51 @@ func getCaller(skip int) string {
fun := runtime.FuncForPC(pc)
_, fn := filepath.Split(file)
data, err := ioutil.ReadFile(file)
code := ""
var codes []string
if err == nil {
lines := bytes.Split(data, []byte{'\n'})
code = strings.TrimSpace(string(lines[line-1]))
n := 10
for i := 0; i < n; i++ {
o := line - n
if o < 0 {
continue
}
cur := o + i + 1
flag := " "
if cur == line {
flag = ">>"
}
code := fmt.Sprintf(" %s %5d: %s", flag, cur, strings.TrimSpace(string(lines[o+i])))
if code != "" {
codes = append(codes, code)
}
}
}
funName := fun.Name()
if i := strings.LastIndex(funName, "."); i > -1 {
funName = funName[i+1:]
}
return fmt.Sprintf("%s:%d: %s: %s", fn, line, funName, code)
return fmt.Sprintf("%s:%d: \n%s", fn, line, strings.Join(codes, "\n"))
}
func throwFail(t *testing.T, err error, args ...interface{}) {
if err != nil {
params := []interface{}{"\n", getCaller(2), "\n", err, "\n"}
params = append(params, args...)
t.Error(params...)
con := fmt.Sprintf("\t\nError: %s\n%s\n", err.Error(), getCaller(2))
if len(args) > 0 {
con += fmt.Sprint(args...)
}
t.Error(con)
t.Fail()
}
}
func throwFailNow(t *testing.T, err error, args ...interface{}) {
if err != nil {
params := []interface{}{"\n", getCaller(2), "\n", err, "\n"}
params = append(params, args...)
t.Error(params...)
con := fmt.Sprintf("\t\nError: %s\n%s\n", err.Error(), getCaller(2))
if len(args) > 0 {
con += fmt.Sprint(args...)
}
t.Error(con)
t.FailNow()
}
}
@ -165,8 +187,8 @@ func TestCRUD(t *testing.T) {
profile.Age = 30
profile.Money = 1234.12
id, err := dORM.Insert(profile)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Equal, 1))
user := NewUser()
user.UserName = "slene"
@ -177,51 +199,53 @@ func TestCRUD(t *testing.T) {
user.IsActive = true
id, err = dORM.Insert(user)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Equal, 1))
u := &User{Id: user.Id}
err = dORM.Read(u)
throwFailNow(t, err)
throwFail(t, err)
throwFailNow(t, AssertIs(u.UserName, T_Equal, "slene"))
throwFailNow(t, AssertIs(u.Email, T_Equal, "vslene@gmail.com"))
throwFailNow(t, AssertIs(u.Password, T_Equal, "pass"))
throwFailNow(t, AssertIs(u.Status, T_Equal, 3))
throwFailNow(t, AssertIs(u.IsStaff, T_Equal, true))
throwFailNow(t, AssertIs(u.IsActive, T_Equal, true))
throwFailNow(t, AssertIs(u.Created, T_Equal, user.Created, format_Date))
throwFailNow(t, AssertIs(u.Updated, T_Equal, user.Updated, format_DateTime))
throwFail(t, AssertIs(u.UserName, T_Equal, "slene"))
throwFail(t, AssertIs(u.Email, T_Equal, "vslene@gmail.com"))
throwFail(t, AssertIs(u.Password, T_Equal, "pass"))
throwFail(t, AssertIs(u.Status, T_Equal, 3))
throwFail(t, AssertIs(u.IsStaff, T_Equal, true))
throwFail(t, AssertIs(u.IsActive, T_Equal, true))
throwFail(t, AssertIs(u.Created, T_Equal, user.Created, format_Date))
throwFail(t, AssertIs(u.Updated, T_Equal, user.Updated, format_DateTime))
user.UserName = "astaxie"
user.Profile = profile
num, err := dORM.Update(user)
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, T_Equal, 1))
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
u = &User{Id: user.Id}
err = dORM.Read(u)
throwFailNow(t, err)
throwFail(t, err)
throwFailNow(t, AssertIs(u.UserName, T_Equal, "astaxie"))
throwFailNow(t, AssertIs(u.Profile.Id, T_Equal, profile.Id))
if err == nil {
throwFail(t, AssertIs(u.UserName, T_Equal, "astaxie"))
throwFail(t, AssertIs(u.Profile.Id, T_Equal, profile.Id))
}
num, err = dORM.Delete(profile)
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, T_Equal, 1))
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
u = &User{Id: user.Id}
err = dORM.Read(u)
throwFailNow(t, err)
throwFailNow(t, AssertIs(true, T_Equal, u.Profile == nil))
throwFail(t, err)
throwFail(t, AssertIs(true, T_Equal, u.Profile == nil))
num, err = dORM.Delete(user)
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, T_Equal, 1))
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
u = &User{Id: 100}
err = dORM.Read(u)
throwFailNow(t, AssertIs(err, T_Equal, ErrNoRows))
throwFail(t, AssertIs(err, T_Equal, ErrNoRows))
}
func TestInsertTestData(t *testing.T) {
@ -232,8 +256,8 @@ func TestInsertTestData(t *testing.T) {
profile.Money = 1234.12
id, err := dORM.Insert(profile)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Equal, 2))
user := NewUser()
user.UserName = "slene"
@ -247,16 +271,16 @@ func TestInsertTestData(t *testing.T) {
users = append(users, user)
id, err = dORM.Insert(user)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Equal, 2))
profile = NewProfile()
profile.Age = 30
profile.Money = 4321.09
id, err = dORM.Insert(profile)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Equal, 3))
user = NewUser()
user.UserName = "astaxie"
@ -270,8 +294,8 @@ func TestInsertTestData(t *testing.T) {
users = append(users, user)
id, err = dORM.Insert(user)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Equal, 3))
user = NewUser()
user.UserName = "nobody"
@ -284,8 +308,8 @@ func TestInsertTestData(t *testing.T) {
users = append(users, user)
id, err = dORM.Insert(user)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Equal, 4))
tags := []*Tag{
&Tag{Name: "golang"},
@ -315,21 +339,21 @@ The program—and web server—godoc processes Go source files to extract docume
for _, tag := range tags {
id, err := dORM.Insert(tag)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Large, 0))
}
for _, post := range posts {
id, err := dORM.Insert(post)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Large, 0))
// dORM.M2mAdd(post, "tags", post.Tags)
}
for _, comment := range comments {
id, err := dORM.Insert(comment)
throwFailNow(t, err)
throwFailNow(t, AssertIs(id, T_Large, 0))
throwFail(t, err)
throwFail(t, AssertIs(id, T_Large, 0))
}
}
@ -359,9 +383,17 @@ func TestOperators(t *testing.T) {
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 2))
var shouldNum int
if IsSqlite {
shouldNum = 2
} else {
shouldNum = 0
}
num, err = qs.Filter("user_name__contains", "E").Count()
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 0))
throwFail(t, AssertIs(num, T_Equal, shouldNum))
num, err = qs.Filter("user_name__icontains", "E").Count()
throwFail(t, err)
@ -391,9 +423,15 @@ func TestOperators(t *testing.T) {
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
if IsSqlite {
shouldNum = 1
} else {
shouldNum = 0
}
num, err = qs.Filter("user_name__startswith", "S").Count()
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 0))
throwFail(t, AssertIs(num, T_Equal, shouldNum))
num, err = qs.Filter("user_name__istartswith", "S").Count()
throwFail(t, err)
@ -403,9 +441,15 @@ func TestOperators(t *testing.T) {
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 2))
if IsSqlite {
shouldNum = 2
} else {
shouldNum = 0
}
num, err = qs.Filter("user_name__endswith", "E").Count()
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 0))
throwFail(t, AssertIs(num, T_Equal, shouldNum))
num, err = qs.Filter("user_name__iendswith", "E").Count()
throwFail(t, err)
@ -537,7 +581,6 @@ func TestRelatedSel(t *testing.T) {
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
throwFail(t, AssertNot(user.Profile, T_Equal, nil))
throwFail(t, AssertIs(user.Profile.Age, T_Equal, 28))
if user.Profile != nil {
throwFail(t, AssertIs(user.Profile.Age, T_Equal, 28))
}
@ -617,7 +660,7 @@ func TestOrderBy(t *testing.T) {
func TestPrepareInsert(t *testing.T) {
qs := dORM.QueryTable("user")
i, err := qs.PrepareInsert()
throwFail(t, err)
throwFailNow(t, err)
var user User
user.UserName = "testing1"
@ -641,15 +684,18 @@ func TestPrepareInsert(t *testing.T) {
}
func TestRaw(t *testing.T) {
switch dORM.Driver().Type() {
case DR_MySQL:
num, err := dORM.Raw("UPDATE user SET user_name = ? WHERE user_name = ?", "testing", "slene").Exec()
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
switch {
case IsMysql || IsSqlite:
num, err = dORM.Raw("UPDATE user SET user_name = ? WHERE user_name = ?", "slene", "testing").Exec()
res, err := dORM.Raw("UPDATE user SET user_name = ? WHERE user_name = ?", "testing", "slene").Exec()
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
num, err := res.RowsAffected()
throwFail(t, AssertIs(num, T_Equal, 1), err)
res, err = dORM.Raw("UPDATE user SET user_name = ? WHERE user_name = ?", "slene", "testing").Exec()
throwFail(t, err)
num, err = res.RowsAffected()
throwFail(t, AssertIs(num, T_Equal, 1), err)
var maps []Params
num, err = dORM.Raw("SELECT user_name FROM user WHERE status = ?", 1).Values(&maps)
@ -681,11 +727,18 @@ func TestRaw(t *testing.T) {
func TestUpdate(t *testing.T) {
qs := dORM.QueryTable("user")
num, err := qs.Filter("user_name", "slene").Update(Params{
num, err := qs.Filter("user_name", "slene").Filter("is_staff", false).Update(Params{
"is_staff": true,
})
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
// with join
num, err = qs.Filter("user_name", "slene").Filter("profile__age", 28).Filter("is_staff", true).Update(Params{
"is_staff": false,
})
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))
}
func TestDelete(t *testing.T) {
@ -701,48 +754,54 @@ func TestDelete(t *testing.T) {
}
func TestTransaction(t *testing.T) {
// this test worked when database support transaction
o := NewOrm()
err := o.Begin()
throwFail(t, err)
var names = []string{"1", "2", "3"}
var user User
user.UserName = names[0]
id, err := o.Insert(&user)
var tag Tag
tag.Name = names[0]
id, err := o.Insert(&tag)
throwFail(t, err)
throwFail(t, AssertIs(id, T_Large, 0))
num, err := o.QueryTable("user").Filter("user_name", "slene").Update(Params{"user_name": names[1]})
num, err := o.QueryTable("tag").Filter("name", "golang").Update(Params{"name": names[1]})
throwFail(t, err)
throwFail(t, AssertIs(num, T_Large, 0))
throwFail(t, AssertIs(num, T_Equal, 1))
switch o.Driver().Type() {
case DR_MySQL:
id, err := o.Raw("INSERT INTO user (user_name) VALUES (?)", names[2]).Exec()
switch {
case IsMysql || IsSqlite:
res, err := o.Raw("INSERT INTO tag (name) VALUES (?)", names[2]).Exec()
throwFail(t, err)
if err == nil {
id, err = res.LastInsertId()
throwFail(t, err)
throwFail(t, AssertIs(id, T_Large, 0))
}
}
err = o.Rollback()
throwFail(t, err)
num, err = o.QueryTable("user").Filter("user_name__in", &user).Count()
num, err = o.QueryTable("tag").Filter("name__in", names).Count()
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 0))
err = o.Begin()
throwFail(t, err)
user.UserName = "commit"
id, err = o.Insert(&user)
tag.Name = "commit"
id, err = o.Insert(&tag)
throwFail(t, err)
throwFail(t, AssertIs(id, T_Large, 0))
o.Commit()
throwFail(t, err)
num, err = o.QueryTable("user").Filter("user_name", "commit").Delete()
num, err = o.QueryTable("tag").Filter("name", "commit").Delete()
throwFail(t, err)
throwFail(t, AssertIs(num, T_Equal, 1))

11
orm/types.go
View File

@ -60,12 +60,12 @@ type QuerySeter interface {
}
type RawPreparer interface {
Exec(...interface{}) (int64, error)
Exec(...interface{}) (sql.Result, error)
Close() error
}
type RawSeter interface {
Exec() (int64, error)
Exec() (sql.Result, error)
QueryRow(...interface{}) error
QueryRows(...interface{}) (int64, error)
SetArgs(...interface{}) RawSeter
@ -116,10 +116,15 @@ type dbBaser interface {
Update(dbQuerier, *modelInfo, reflect.Value) (int64, error)
Delete(dbQuerier, *modelInfo, reflect.Value) (int64, error)
ReadBatch(dbQuerier, *querySet, *modelInfo, *Condition, interface{}) (int64, error)
SupportUpdateJoin() bool
UpdateBatch(dbQuerier, *querySet, *modelInfo, *Condition, Params) (int64, error)
DeleteBatch(dbQuerier, *querySet, *modelInfo, *Condition) (int64, error)
Count(dbQuerier, *querySet, *modelInfo, *Condition) (int64, error)
GetOperatorSql(*modelInfo, string, []interface{}) (string, []interface{})
OperatorSql(string) string
GenerateOperatorSql(*modelInfo, string, []interface{}) (string, []interface{})
PrepareInsert(dbQuerier, *modelInfo) (stmtQuerier, string, error)
ReadValues(dbQuerier, *querySet, *modelInfo, *Condition, []string, interface{}) (int64, error)
MaxLimit() uint64
TableQuote() string
ReplaceMarks(*string)
}