surrealpatch/sql/scope.go
Tobie Morgan Hitchcock ca392f87a7 Add ON SIGNUP and ON SIGNIN events to SQL SCOPE
It is now possible to run queries when a user signs-up or signs-in, by specifying multiple queries within an ON SIGNUP (…) clause, or a ON SIGNIN (...) clause.
2018-03-18 21:30:02 +00:00

103 lines
2.1 KiB
Go

// Copyright © 2016 Abcum Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package sql
func (p *parser) parseDefineScopeStatement() (stmt *DefineScopeStatement, err error) {
stmt = &DefineScopeStatement{}
if stmt.KV, stmt.NS, stmt.DB, err = p.o.get(AuthDB); err != nil {
return nil, err
}
if stmt.Name, err = p.parseIdent(); err != nil {
return nil, err
}
for {
tok, _, exi := p.mightBe(SESSION, SIGNUP, SIGNIN, CONNECT, ON)
if !exi {
break
}
if is(tok, SESSION) {
if stmt.Time, err = p.parseDuration(); err != nil {
return nil, err
}
}
if is(tok, SIGNUP) {
_, _, _ = p.mightBe(AS)
if stmt.Signup, err = p.parseExpr(); err != nil {
return nil, err
}
}
if is(tok, SIGNIN) {
_, _, _ = p.mightBe(AS)
if stmt.Signin, err = p.parseExpr(); err != nil {
return nil, err
}
}
if is(tok, CONNECT) {
_, _, _ = p.mightBe(AS)
if stmt.Connect, err = p.parseExpr(); err != nil {
return nil, err
}
}
if is(tok, ON) {
tok, _, err = p.shouldBe(SIGNIN, SIGNUP)
if err != nil {
return nil, err
}
switch tok {
case SIGNUP:
if stmt.OnSignup, err = p.parseMult(); err != nil {
return nil, err
}
case SIGNIN:
if stmt.OnSignin, err = p.parseMult(); err != nil {
return nil, err
}
}
}
}
return
}
func (p *parser) parseRemoveScopeStatement() (stmt *RemoveScopeStatement, err error) {
stmt = &RemoveScopeStatement{}
if stmt.KV, stmt.NS, stmt.DB, err = p.o.get(AuthDB); err != nil {
return nil, err
}
if stmt.Name, err = p.parseIdent(); err != nil {
return nil, err
}
return
}