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idp.go
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idp.go
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package postgres
import (
"context"
"encoding/json"
"strings"
"github.com/pkg/errors"
"github.com/usememos/memos/store"
)
func (d *DB) CreateIdentityProvider(ctx context.Context, create *store.IdentityProvider) (*store.IdentityProvider, error) {
var configBytes []byte
if create.Type == store.IdentityProviderOAuth2Type {
bytes, err := json.Marshal(create.Config.OAuth2Config)
if err != nil {
return nil, err
}
configBytes = bytes
} else {
return nil, errors.Errorf("unsupported idp type %s", string(create.Type))
}
fields := []string{"name", "type", "identifier_filter", "config"}
args := []any{create.Name, create.Type, create.IdentifierFilter, string(configBytes)}
stmt := "INSERT INTO idp (" + strings.Join(fields, ", ") + ") VALUES (" + placeholders(len(args)) + ") RETURNING id"
if err := d.db.QueryRowContext(ctx, stmt, args...).Scan(&create.ID); err != nil {
return nil, err
}
identityProvider := create
return identityProvider, nil
}
func (d *DB) ListIdentityProviders(ctx context.Context, find *store.FindIdentityProvider) ([]*store.IdentityProvider, error) {
where, args := []string{"1 = 1"}, []any{}
if v := find.ID; v != nil {
where, args = append(where, "id = "+placeholder(len(args)+1)), append(args, *v)
}
rows, err := d.db.QueryContext(ctx, `
SELECT
id,
name,
type,
identifier_filter,
config
FROM idp
WHERE `+strings.Join(where, " AND ")+` ORDER BY id ASC`,
args...,
)
if err != nil {
return nil, err
}
defer rows.Close()
var identityProviders []*store.IdentityProvider
for rows.Next() {
var identityProvider store.IdentityProvider
var identityProviderConfig string
if err := rows.Scan(
&identityProvider.ID,
&identityProvider.Name,
&identityProvider.Type,
&identityProvider.IdentifierFilter,
&identityProviderConfig,
); err != nil {
return nil, err
}
if identityProvider.Type == store.IdentityProviderOAuth2Type {
oauth2Config := &store.IdentityProviderOAuth2Config{}
if err := json.Unmarshal([]byte(identityProviderConfig), oauth2Config); err != nil {
return nil, err
}
identityProvider.Config = &store.IdentityProviderConfig{
OAuth2Config: oauth2Config,
}
} else {
return nil, errors.Errorf("unsupported idp type %s", string(identityProvider.Type))
}
identityProviders = append(identityProviders, &identityProvider)
}
if err := rows.Err(); err != nil {
return nil, err
}
return identityProviders, nil
}
func (d *DB) GetIdentityProvider(ctx context.Context, find *store.FindIdentityProvider) (*store.IdentityProvider, error) {
list, err := d.ListIdentityProviders(ctx, find)
if err != nil {
return nil, err
}
if len(list) == 0 {
return nil, nil
}
return list[0], nil
}
func (d *DB) UpdateIdentityProvider(ctx context.Context, update *store.UpdateIdentityProvider) (*store.IdentityProvider, error) {
set, args := []string{}, []any{}
if v := update.Name; v != nil {
set, args = append(set, "name = "+placeholder(len(args)+1)), append(args, *v)
}
if v := update.IdentifierFilter; v != nil {
set, args = append(set, "identifier_filter = "+placeholder(len(args)+1)), append(args, *v)
}
if v := update.Config; v != nil {
var configBytes []byte
if update.Type == store.IdentityProviderOAuth2Type {
bytes, err := json.Marshal(update.Config.OAuth2Config)
if err != nil {
return nil, err
}
configBytes = bytes
} else {
return nil, errors.Errorf("unsupported idp type %s", string(update.Type))
}
set, args = append(set, "config = "+placeholder(len(args)+1)), append(args, string(configBytes))
}
stmt := `
UPDATE idp
SET ` + strings.Join(set, ", ") + `
WHERE id = ` + placeholder(len(args)+1) + `
RETURNING id, name, type, identifier_filter, config
`
args = append(args, update.ID)
var identityProvider store.IdentityProvider
var identityProviderConfig string
if err := d.db.QueryRowContext(ctx, stmt, args...).Scan(
&identityProvider.ID,
&identityProvider.Name,
&identityProvider.Type,
&identityProvider.IdentifierFilter,
&identityProviderConfig,
); err != nil {
return nil, err
}
if identityProvider.Type == store.IdentityProviderOAuth2Type {
oauth2Config := &store.IdentityProviderOAuth2Config{}
if err := json.Unmarshal([]byte(identityProviderConfig), oauth2Config); err != nil {
return nil, err
}
identityProvider.Config = &store.IdentityProviderConfig{
OAuth2Config: oauth2Config,
}
} else {
return nil, errors.Errorf("unsupported idp type %s", string(identityProvider.Type))
}
return &identityProvider, nil
}
func (d *DB) DeleteIdentityProvider(ctx context.Context, delete *store.DeleteIdentityProvider) error {
where, args := []string{"id = $1"}, []any{delete.ID}
stmt := `DELETE FROM idp WHERE ` + strings.Join(where, " AND ")
result, err := d.db.ExecContext(ctx, stmt, args...)
if err != nil {
return err
}
if _, err = result.RowsAffected(); err != nil {
return err
}
return nil
}