mirror of
https://codeberg.org/forgejo/forgejo
synced 2024-12-05 02:54:46 +01:00
9fe4437bda
* Use vendored go-swagger * vendor go-swagger * revert un wanteed change * remove un-needed GO111MODULE * Update Makefile Co-Authored-By: techknowlogick <matti@mdranta.net>
253 lines
7 KiB
Go
253 lines
7 KiB
Go
// Copyright 2015 go-swagger maintainers
|
|
//
|
|
// 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 validate
|
|
|
|
import (
|
|
"encoding/json"
|
|
"reflect"
|
|
|
|
"github.com/go-openapi/errors"
|
|
"github.com/go-openapi/spec"
|
|
"github.com/go-openapi/strfmt"
|
|
"github.com/go-openapi/swag"
|
|
)
|
|
|
|
var (
|
|
specSchemaType = reflect.TypeOf(&spec.Schema{})
|
|
specParameterType = reflect.TypeOf(&spec.Parameter{})
|
|
specItemsType = reflect.TypeOf(&spec.Items{})
|
|
specHeaderType = reflect.TypeOf(&spec.Header{})
|
|
)
|
|
|
|
// SchemaValidator validates data against a JSON schema
|
|
type SchemaValidator struct {
|
|
Path string
|
|
in string
|
|
Schema *spec.Schema
|
|
validators []valueValidator
|
|
Root interface{}
|
|
KnownFormats strfmt.Registry
|
|
Options *SchemaValidatorOptions
|
|
}
|
|
|
|
// AgainstSchema validates the specified data against the provided schema, using a registry of supported formats.
|
|
//
|
|
// When no pre-parsed *spec.Schema structure is provided, it uses a JSON schema as default. See example.
|
|
func AgainstSchema(schema *spec.Schema, data interface{}, formats strfmt.Registry) error {
|
|
res := NewSchemaValidator(schema, nil, "", formats).Validate(data)
|
|
if res.HasErrors() {
|
|
return errors.CompositeValidationError(res.Errors...)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// NewSchemaValidator creates a new schema validator.
|
|
//
|
|
// Panics if the provided schema is invalid.
|
|
func NewSchemaValidator(schema *spec.Schema, rootSchema interface{}, root string, formats strfmt.Registry, options ...Option) *SchemaValidator {
|
|
if schema == nil {
|
|
return nil
|
|
}
|
|
|
|
if rootSchema == nil {
|
|
rootSchema = schema
|
|
}
|
|
|
|
if schema.ID != "" || schema.Ref.String() != "" || schema.Ref.IsRoot() {
|
|
err := spec.ExpandSchema(schema, rootSchema, nil)
|
|
if err != nil {
|
|
msg := invalidSchemaProvidedMsg(err).Error()
|
|
panic(msg)
|
|
}
|
|
}
|
|
s := SchemaValidator{Path: root, in: "body", Schema: schema, Root: rootSchema, KnownFormats: formats, Options: &SchemaValidatorOptions{}}
|
|
for _, o := range options {
|
|
o(s.Options)
|
|
}
|
|
s.validators = []valueValidator{
|
|
s.typeValidator(),
|
|
s.schemaPropsValidator(),
|
|
s.stringValidator(),
|
|
s.formatValidator(),
|
|
s.numberValidator(),
|
|
s.sliceValidator(),
|
|
s.commonValidator(),
|
|
s.objectValidator(),
|
|
}
|
|
return &s
|
|
}
|
|
|
|
// SetPath sets the path for this schema valdiator
|
|
func (s *SchemaValidator) SetPath(path string) {
|
|
s.Path = path
|
|
}
|
|
|
|
// Applies returns true when this schema validator applies
|
|
func (s *SchemaValidator) Applies(source interface{}, kind reflect.Kind) bool {
|
|
_, ok := source.(*spec.Schema)
|
|
return ok
|
|
}
|
|
|
|
// Validate validates the data against the schema
|
|
func (s *SchemaValidator) Validate(data interface{}) *Result {
|
|
result := &Result{data: data}
|
|
if s == nil {
|
|
return result
|
|
}
|
|
if s.Schema != nil {
|
|
result.addRootObjectSchemata(s.Schema)
|
|
}
|
|
|
|
if data == nil {
|
|
result.Merge(s.validators[0].Validate(data)) // type validator
|
|
result.Merge(s.validators[6].Validate(data)) // common validator
|
|
return result
|
|
}
|
|
|
|
tpe := reflect.TypeOf(data)
|
|
kind := tpe.Kind()
|
|
for kind == reflect.Ptr {
|
|
tpe = tpe.Elem()
|
|
kind = tpe.Kind()
|
|
}
|
|
d := data
|
|
|
|
if kind == reflect.Struct {
|
|
// NOTE: since reflect retrieves the true nature of types
|
|
// this means that all strfmt types passed here (e.g. strfmt.Datetime, etc..)
|
|
// are converted here to strings, and structs are systematically converted
|
|
// to map[string]interface{}.
|
|
d = swag.ToDynamicJSON(data)
|
|
}
|
|
|
|
// TODO: this part should be handed over to type validator
|
|
// Handle special case of json.Number data (number marshalled as string)
|
|
isnumber := s.Schema.Type.Contains("number") || s.Schema.Type.Contains("integer")
|
|
if num, ok := data.(json.Number); ok && isnumber {
|
|
if s.Schema.Type.Contains("integer") { // avoid lossy conversion
|
|
in, erri := num.Int64()
|
|
if erri != nil {
|
|
result.AddErrors(invalidTypeConversionMsg(s.Path, erri))
|
|
result.Inc()
|
|
return result
|
|
}
|
|
d = in
|
|
} else {
|
|
nf, errf := num.Float64()
|
|
if errf != nil {
|
|
result.AddErrors(invalidTypeConversionMsg(s.Path, errf))
|
|
result.Inc()
|
|
return result
|
|
}
|
|
d = nf
|
|
}
|
|
|
|
tpe = reflect.TypeOf(d)
|
|
kind = tpe.Kind()
|
|
}
|
|
|
|
for _, v := range s.validators {
|
|
if !v.Applies(s.Schema, kind) {
|
|
debugLog("%T does not apply for %v", v, kind)
|
|
continue
|
|
}
|
|
|
|
err := v.Validate(d)
|
|
result.Merge(err)
|
|
result.Inc()
|
|
}
|
|
result.Inc()
|
|
|
|
return result
|
|
}
|
|
|
|
func (s *SchemaValidator) typeValidator() valueValidator {
|
|
return &typeValidator{Type: s.Schema.Type, Nullable: s.Schema.Nullable, Format: s.Schema.Format, In: s.in, Path: s.Path}
|
|
}
|
|
|
|
func (s *SchemaValidator) commonValidator() valueValidator {
|
|
return &basicCommonValidator{
|
|
Path: s.Path,
|
|
In: s.in,
|
|
Enum: s.Schema.Enum,
|
|
}
|
|
}
|
|
|
|
func (s *SchemaValidator) sliceValidator() valueValidator {
|
|
return &schemaSliceValidator{
|
|
Path: s.Path,
|
|
In: s.in,
|
|
MaxItems: s.Schema.MaxItems,
|
|
MinItems: s.Schema.MinItems,
|
|
UniqueItems: s.Schema.UniqueItems,
|
|
AdditionalItems: s.Schema.AdditionalItems,
|
|
Items: s.Schema.Items,
|
|
Root: s.Root,
|
|
KnownFormats: s.KnownFormats,
|
|
}
|
|
}
|
|
|
|
func (s *SchemaValidator) numberValidator() valueValidator {
|
|
return &numberValidator{
|
|
Path: s.Path,
|
|
In: s.in,
|
|
Default: s.Schema.Default,
|
|
MultipleOf: s.Schema.MultipleOf,
|
|
Maximum: s.Schema.Maximum,
|
|
ExclusiveMaximum: s.Schema.ExclusiveMaximum,
|
|
Minimum: s.Schema.Minimum,
|
|
ExclusiveMinimum: s.Schema.ExclusiveMinimum,
|
|
}
|
|
}
|
|
|
|
func (s *SchemaValidator) stringValidator() valueValidator {
|
|
return &stringValidator{
|
|
Path: s.Path,
|
|
In: s.in,
|
|
MaxLength: s.Schema.MaxLength,
|
|
MinLength: s.Schema.MinLength,
|
|
Pattern: s.Schema.Pattern,
|
|
}
|
|
}
|
|
|
|
func (s *SchemaValidator) formatValidator() valueValidator {
|
|
return &formatValidator{
|
|
Path: s.Path,
|
|
In: s.in,
|
|
Format: s.Schema.Format,
|
|
KnownFormats: s.KnownFormats,
|
|
}
|
|
}
|
|
|
|
func (s *SchemaValidator) schemaPropsValidator() valueValidator {
|
|
sch := s.Schema
|
|
return newSchemaPropsValidator(s.Path, s.in, sch.AllOf, sch.OneOf, sch.AnyOf, sch.Not, sch.Dependencies, s.Root, s.KnownFormats, s.Options.Options()...)
|
|
}
|
|
|
|
func (s *SchemaValidator) objectValidator() valueValidator {
|
|
return &objectValidator{
|
|
Path: s.Path,
|
|
In: s.in,
|
|
MaxProperties: s.Schema.MaxProperties,
|
|
MinProperties: s.Schema.MinProperties,
|
|
Required: s.Schema.Required,
|
|
Properties: s.Schema.Properties,
|
|
AdditionalProperties: s.Schema.AdditionalProperties,
|
|
PatternProperties: s.Schema.PatternProperties,
|
|
Root: s.Root,
|
|
KnownFormats: s.KnownFormats,
|
|
Options: *s.Options,
|
|
}
|
|
}
|