58 lines
2.0 KiB
Go
58 lines
2.0 KiB
Go
// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-present Vikunja and contributors. All rights reserved.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package apiv2
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import (
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"reflect"
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"sort"
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"code.vikunja.io/api/pkg/models"
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"github.com/asaskevich/govalidator"
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)
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// validateInputBody runs govalidator over the request body so v2 enforces the
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// `valid:` tag rules (required, url, …) that Huma's schema validation doesn't,
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// matching v1. The payload sits in an input field named Body by convention;
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// inputs without one (read/list/delete) validate to nil.
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func validateInputBody(in any) error {
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v := reflect.Indirect(reflect.ValueOf(in))
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if v.Kind() != reflect.Struct {
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return nil
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}
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body := v.FieldByName("Body")
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if !body.IsValid() || !body.CanInterface() {
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return nil
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}
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// Only struct bodies carry `valid:` tags. Binary/primitive bodies (e.g. the
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// avatar endpoint's []byte) would make govalidator.ValidateStruct error out.
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if reflect.Indirect(body).Kind() != reflect.Struct {
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return nil
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}
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if _, err := govalidator.ValidateStruct(body.Interface()); err != nil {
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byField := govalidator.ErrorsByField(err)
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fields := make([]string, 0, len(byField))
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for field, msg := range byField {
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fields = append(fields, field+": "+msg)
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}
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// Map iteration order is non-deterministic; sort for a stable errors[].
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sort.Strings(fields)
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return models.InvalidFieldError(fields)
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}
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return nil
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}
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