github.com/thetreep/go-swagger@v0.0.0-20240223100711-35af64f14f01/generator/templates/server/parameter.gotmpl

{{ define "bindprimitiveparam" }}{{/* an empty test definition to test template repo dependencies resolution - DO NOT CHANGE THIS */}}
{{ end }}
{{ define "bodyvalidator" }}
  {{- if .HasModelBodyParams }}
  // validate body object{{/* delegate validation to model object */}}
  if err := body.Validate(route.Formats); err != nil {
    res = append(res, err)
  }

  ctx := validate.WithOperationRequest(r.Context())
  if err := body.ContextValidate(ctx, route.Formats); err != nil {
    res = append(res, err)
  }

  if len(res) == 0 {
    {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
  }
  {{- else if and .HasSimpleBodyParams .HasModelBodyItems }}

    {{- if or .Schema.HasSliceValidations .Schema.Items.HasValidations }}

  // validate array of body objects
    {{- end }}

    {{- if .Schema.HasSliceValidations }}
      {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
      {{ template "sliceparamvalidator" . }}
    {{- end }}

    {{- if and .Schema.Items.HasValidations (not (or .Schema.Items.IsInterface .Schema.Items.IsStream)) }}
  for {{ .IndexVar }} := range body {
      {{- if .Schema.Items.IsNullable }}
    if body[{{ .IndexVar }}] == nil {
        {{- if .Schema.Items.Required }}
        res = append(res, errors.Required({{ .Child.Path }}, {{ printf "%q" .Child.Location }}, body[{{ .IndexVar }}]))
        break
        {{- else }}
      continue
        {{- end }}
    }
      {{- end }}
    if err := body[{{ .IndexVar }}].Validate(route.Formats); err != nil {
      res = append(res, err)
      break
    }
  }

      {{- if not .Schema.HasSliceValidations }}

  if len(res) == 0 {
    {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
  }
      {{- end }}
    {{- else }}
  // no validation for items in this slice
  {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
    {{- end }}

  {{- else if and .HasSimpleBodyParams .HasModelBodyMap }}

    {{- if and .Schema.HasValidations (not (or .Schema.AdditionalProperties.IsInterface .Schema.AdditionalProperties.IsStream)) }}
  // validate map of body objects
  for {{ .KeyVar }} := range body {
      {{- if .Schema.AdditionalProperties.Required }}
    if err := validate.Required({{ if .Child.Path }}{{ .Child.Path }}{{ else }}""{{ end }}, {{ printf "%q" .Child.Location }}, {{ if not .IsAnonymous }}{{ .Schema.GoType }}({{ end }}body[{{ .KeyVar }}]{{ if not .IsAnonymous }}){{ end }}); err != nil {
      return err
    }
      {{- end }}
      {{- if and .Schema.AdditionalProperties.IsNullable (not .IsMapNullOverride) }}
    if body[{{ .KeyVar }}] == nil {
        {{- if .Schema.AdditionalProperties.Required }}
        res = append(res, errors.Required({{ .Path }}, {{ printf "%q" .Location }}, body[{{ .KeyVar }}]))
        break
        {{- else }}
        continue
        {{- end }}
    }
      {{- end }}
    if val , ok :=body[{{ .KeyVar }}]; ok {
        {{- if and .IsNullable (not .IsMapNullOverride) }}
        if val != nil {
        {{- end }}
        if err := val.Validate(route.Formats); err != nil {
            res = append(res, err)
            break
        }
        {{- if and .IsNullable (not .IsMapNullOverride) }}
        }
        {{- end }}
    }
  }

  if len(res) == 0 {
    {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
  }
    {{- else }}
  // no validation for this map
  {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
    {{- end }}
  {{- else if .HasSimpleBodyParams }}
    {{- if and (not .IsArray) (not .IsMap) .Schema.HasValidations }}
  // validate inline body
  {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
  if err := {{ .ReceiverName }}.validate{{ pascalize .ID }}Body(route.Formats); err != nil {
    res = append(res, err)
  }
    {{- else if and (or .IsArray .IsMap) .Schema.HasValidations }}
  // validate inline body {{ if .IsArray }}array{{ else }}map{{ end }}
  {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
  if err := {{ .ReceiverName }}.validate{{ pascalize .ID }}Body(route.Formats); err != nil {
    res = append(res, err)
  }
    {{- else  }}
  // no validation required on inline body
  {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
    {{- end}}
  {{- else }}
    {{- if .IsInterface }}
  // no validation on generic interface
  {{ .ReceiverName }}.{{ pascalize .Name }} = {{ if and (not .Schema.IsBaseType) .IsNullable }}&{{ end }}body
    {{- end }}
  {{- end }}
{{- end }}

{{ define "sliceparamvalidator"}}
  {{- if or .MinItems .MaxItems }}

    {{ camelize .Name }}Size := int64(len({{ if and (not .IsArray) (not .HasDiscriminator) (not .IsInterface) (not .IsStream) .IsNullable }}*{{ end }}{{ if and .Child (not (hasPrefix .ValueExpression "o.")) }}{{ .Child.ValueExpression }}C{{ else }}{{ .ValueExpression }}{{ end }}))
  {{- end }}
  {{- if .MinItems }}

// {{ .ItemsDepth }}minItems: {{ .MinItems }}
if err := validate.MinItems({{ .Path }}, {{ printf "%q" .Location }}, {{ camelize .Name }}Size, {{ .MinItems }}); err != nil {
  return err
}
  {{- end }}
  {{- if .MaxItems }}

// {{ .ItemsDepth }}maxItems: {{ .MaxItems }}
if err := validate.MaxItems({{ .Path }}, {{ printf "%q" .Location }}, {{ camelize .Name }}Size, {{.MaxItems}}); err != nil {
  return err
}
  {{- end }}
  {{- if .UniqueItems }}

// {{ .ItemsDepth }}uniqueItems: true
if err := validate.UniqueItems({{ .Path }}, {{ printf "%q" .Location }}, {{ if and (not .IsArray) (not .HasDiscriminator) (not .IsInterface) (not .IsStream) .IsNullable }}*{{ end }}{{ if and .Child (not ( hasPrefix .ValueExpression "o." )) }}{{ .Child.ValueExpression }}C{{ else }}{{ .ValueExpression }}{{ end }}); err != nil {
  return err
}
 {{- end }}
 {{- if .Enum }}

// {{ .ItemsDepth }}Enum: {{ .Enum }}
if err := validate.EnumCase(
  {{- .Path }}, {{ printf "%q" .Location }},
  {{- if and (not .IsArray) (not .HasDiscriminator) (not .IsInterface) (not .IsStream) .IsNullable }}*{{ end -}}
  {{- if .Child -}}
    {{- if not ( hasPrefix .ValueExpression "o." ) -}}
    {{- .Child.ValueExpression }}C{{- if .IsCustomFormatter }}.String(){{ end -}}
    {{- else -}}
      {{- .ValueExpression -}}{{- if .Child.IsCustomFormatter }}.String(){{ end -}}
    {{- end -}}
  {{- end -}},
  {{- printf "%#v" .Enum -}}, {{ if .IsEnumCI }}false{{ else }}true{{ end }}); err != nil {
  return err
  }
  {{- end }}
{{- end }}

{{- define "childvalidator" }}
  {{- if .Converter }}
    {{- if ne .SwaggerFormat "" }}
  // {{ .ItemsDepth }}Format: {{ printf "%q" .SwaggerFormat }}
    {{- end }}
  {{ varname .ValueExpression }}, err := {{ .Converter }}({{ varname .ValueExpression }}V)
  if err != nil {
    return errors.InvalidType({{ .Path }}, {{ printf "%q" .Location }}, "{{ .GoType }}", {{ varname .ValueExpression }})
  }
  {{- else if and .IsCustomFormatter (not .SkipParse) }}{{/* parsing is skipped for simple body items */}}
  // {{ .ItemsDepth }}Format: {{ printf "%q" .SwaggerFormat }}
  value, err := formats.Parse({{ printf "%q" .SwaggerFormat }},{{ varname .ValueExpression }}V)
  if err != nil {
    return errors.InvalidType({{ .Path }}, {{ printf "%q" .Location }}, "{{ .GoType }}", value)
  }
    {{ varname .ValueExpression }} := *(value.(*{{.GoType}}))
  {{- else if and .IsComplexObject .HasValidations }}{{/* dedicated to nested body params */}}
  {{ varname .ValueExpression }} := {{ varname .ValueExpression }}V
  if err := {{ .ValueExpression }}.Validate(formats) ; err != nil {
    if ve, ok := err.(*errors.Validation); ok {
      return ve.ValidateName({{ .Path }})
    } else if ce, ok := err.(*errors.CompositeError); ok {
      return ce.ValidateName({{ .Path }})
    }
    return err
  }
  {{- else }}
    {{ varname .ValueExpression }} := {{ varname .ValueExpression }}V
  {{- end }}
  {{ template "propertyparamvalidator" . }}
{{- end }}

{{- define "mapparamvalidator" }}
  {{- if and .Child.HasValidations (not (or .Child.IsInterface .Child.IsStream)) }}

  // validations for map
  {{- else }}

  // map has no validations: copying all elements
  {{- end }}
  {{ varname .Child.ValueExpression }}R := make({{ .GoType }},len({{ .Child.ValueExpression }}C))
  for {{ .KeyVar }}, {{ .Child.ValueExpression }}V := range {{ .Child.ValueExpression}}C {
  {{- if .Child.IsArray }}
      {{ .Child.Child.ValueExpression }}C := {{ varname .Child.ValueExpression }}V
    {{- if .Child.HasSliceValidations }}
        {{- template "sliceparamvalidator" .Child }}
    {{- end }}
      {{- template "sliceparambinder" .Child }}
  {{- else if .Child.IsMap }}
      {{ .Child.Child.ValueExpression }}C := {{ varname .Child.ValueExpression }}V
      {{ template "mapparamvalidator" .Child }}
  {{- else }}
    {{- if and .Child.IsNullable }}
    if {{ varname .Child.ValueExpression }}V == nil {
      {{- if .Child.Required }}
       return errors.Required({{ .Child.Path }}, {{ printf "%q" .Child.Location }}, {{ varname .Child.ValueExpression }}V)
      {{- else }}
        continue
      {{- end }}
    }
    {{- end }}
      {{- template "childvalidator" .Child }}
  {{- end }}
    {{ varname .Child.ValueExpression }}R[{{.KeyVar}}] = {{ varname .Child.ValueExpression }}{{ if or .Child.IsArray .Child.IsMap}}IR{{end}}
  }
{{- end }}

{{- define "propertyparamvalidator" }}
  {{- if .IsPrimitive }}
    {{ template "validationPrimitive" . }}
  {{- end }}
  {{- if and .IsCustomFormatter (not .IsStream) (not .IsBase64) }}

if err := validate.FormatOf({{.Path}}, "{{.Location}}", "{{.SwaggerFormat}}", {{ .ValueExpression}}.String(), formats); err != nil {
  return err
}
  {{- end }}
  {{- if .IsArray }}{{/* slice validations */}}
    {{ template "sliceparamvalidator" . }}
  {{- else if .IsMap }}
    {{ .Child.ValueExpression }}C := {{ varname .Child.ValueExpression }}V
    {{ template "mapparamvalidator" . }}
  {{- end }}
{{- end }}

{{ define "sliceparambinder" }}
var {{ varname .Child.ValueExpression }}R {{ .GoType }}
for {{ if .Child.NeedsIndex }}{{ .IndexVar }}{{ else }}_{{ end }}, {{ varname .Child.ValueExpression }}V := range {{ varname .Child.ValueExpression }}C {
  {{- if .Child.IsArray }}{{/* recursive resolution of arrays in params */}}
    {{- if not .Child.SkipParse }}
    // {{ .Child.ItemsDepth }}CollectionFormat: {{ .Child.CollectionFormat }}
    {{- end }}
    {{ .Child.Child.ValueExpression }}C := {{ if .Child.SkipParse }}{{ varname .Child.ValueExpression }}V{{ else }}swag.SplitByFormat({{ varname .Child.ValueExpression }}V, {{ printf "%q" .Child.CollectionFormat }}){{ end }}
    {{- if .Child.HasSliceValidations }}
      {{- template "sliceparamvalidator" .Child }}
    {{- end }}
  if len({{ varname .Child.Child.ValueExpression }}C) > 0 {
    {{ template "sliceparambinder" .Child }}
    {{ varname .Child.ValueExpression }}R = append({{ varname .Child.ValueExpression }}R, {{ varname .Child.ValueExpression }}{{ if or .Child.IsArray .Child.IsMap }}IR{{end}})
  }
  {{- else if .Child.IsMap }}{{/* simple map in items (possible with body params)*/}}
    {{ .Child.Child.ValueExpression }}C := {{ varname .Child.ValueExpression }}V
    {{- template "mapparamvalidator" .Child }}
    {{ varname .Child.ValueExpression }}R = append({{ varname .Child.ValueExpression }}R, {{ varname .Child.ValueExpression }}{{ if or .Child.IsArray .Child.IsMap }}IR{{end}})
  {{- else }}{{/* non-array && non-map type in items */}}
    {{- if and .Child.IsNullable (not .IsMapNullOverride) }}
    if {{ varname .Child.ValueExpression }}V == nil {
       {{- if .Child.Required }}
       return errors.Required({{ .Child.Path }}, {{ printf "%q" .Child.Location }}, {{ varname .Child.ValueExpression }}V)
       {{- else }}
        continue
       {{- end }}
    }
    {{- end }}
    {{- template "childvalidator" .Child }}
    {{ varname .Child.ValueExpression }}R = append({{ varname .Child.ValueExpression }}R, {{ varname .Child.ValueExpression }}{{ if or .Child.IsArray .Child.IsMap }}IR{{end}})
  {{- end }}
}
{{ end }}
// Code generated by go-swagger; DO NOT EDIT.


{{ if .Copyright -}}// {{ comment .Copyright -}}{{ end }}


package {{ .Package }}

// This file was generated by the swagger tool.
// Editing this file might prove futile when you re-run the swagger generate command

import (
  "fmt"
  "io"
  "net/http"

  "github.com/go-openapi/errors"
  "github.com/go-openapi/runtime"
  "github.com/go-openapi/runtime/security"
  "github.com/go-openapi/runtime/middleware"
  "github.com/go-openapi/strfmt"
  "github.com/go-openapi/swag"
  "github.com/go-openapi/validate"

  {{ imports .DefaultImports }}
  {{ imports .Imports }}
)

{{- if .HasFormParams }}

// {{ pascalize .Name }}MaxParseMemory sets the maximum size in bytes for
// the multipart form parser for this operation.
//
// The default value is 32 MB.
// The multipart parser stores up to this + 10MB.
var {{ pascalize .Name }}MaxParseMemory int64 = 32 << 20
{{- end }}

// New{{ pascalize .Name }}Params creates a new {{ pascalize .Name }}Params object
{{- if .Params.HasSomeDefaults }}
// with the default values initialized.
{{- else }}
//
// There are no default values defined in the spec.
{{- end }}
func New{{ pascalize .Name }}Params() {{ pascalize .Name }}Params {
{{ if .Params.HasSomeDefaults }}
  var (
  // initialize parameters with default values
  {{ range .Params }}
      {{ if .HasDefault -}}
          {{ if not .IsFileParam }}{{ varname .ID}}Default =
              {{- if and .IsPrimitive .IsCustomFormatter (not (stringContains .Zero "(\"" )) }}{{ .Zero }}{{/* strfmt type initializer requires UnmarshalText(), e.g. Date, Datetime, Duration */}}
              {{- else if and .IsPrimitive .IsCustomFormatter (stringContains .Zero "(\"" ) }}{{.GoType}}({{- printf "%#v" .Default }}){{/* strfmt type initializer takes string */}}
              {{- else if and .IsPrimitive (not .IsCustomFormatter) -}}{{.GoType}}({{- printf "%#v" .Default }}){{/* regular go primitive type initializer */}}
              {{- else if .IsArray -}}{{- /* Do not initialize from possible defaults in nested arrays */ -}}
                  {{- if and .Child.IsPrimitive .Child.IsCustomFormatter }}{{ .Zero }}{{/* initialization strategy with UnmarshalText() */}}
                  {{- else if .Child.IsArray -}}{{ .Zero }}{{/* initialization strategy with json.Unmarshal() */}}
                  {{- else if and .Child.IsPrimitive (not .Child.IsCustomFormatter) -}}{{.GoType}}{{- arrayInitializer .Default }}{{/* regular go primitive type initializer: simple slice initializer */}}
                  {{- else }}{{ printf "%#v" .Default }}{{/* all other cases (e.g. schema) [should not occur] */}}
                  {{- end }}
              {{- else }}{{ printf "%#v" .Default }}{{/* case .Schema */}}
              {{- end }}
          {{- end }}
      {{- end }}
  {{- end }}
  )

{{ range .Params }}{{ if .HasDefault -}}{{- /* carry out UnmarshalText initialization strategy */ -}}
      {{ if and .IsPrimitive .IsCustomFormatter (not (stringContains .Zero "(\"")) }}{{ varname .ID}}Default.UnmarshalText([]byte({{ printf "%q" .Default }}))
      {{ else if .IsArray -}}
          {{ if or ( and .Child.IsPrimitive .Child.IsCustomFormatter ) .Child.IsArray -}}
          if err := json.Unmarshal([]byte(`{{printf "%s" (json .Default)}}`), &{{ varname .ID }}Default); err != nil {
            // panics if specification is invalid
            msg := fmt.Sprintf("invalid default value for parameter {{ varname .ID }}: %v",err)
            panic(msg)
          }
          {{ end -}}
      {{- end }}
  {{ end -}}
{{- end }}
{{ end }}
  return {{ pascalize .Name }}Params{ {{ range .Params }}{{ if .HasDefault }}
    {{ pascalize .ID}}: {{ if and (not .IsArray) (not .HasDiscriminator) (not .IsInterface) (not .IsStream) .IsNullable }}&{{ end }}{{ varname .ID }}Default,
  {{ end }}{{ end }} }
}

// {{ pascalize .Name }}Params contains all the bound params for the {{ humanize .Name }} operation
// typically these are obtained from a http.Request
//
// swagger:parameters {{ .Name }}
type {{ pascalize .Name }}Params struct {

  // HTTP Request Object
  HTTPRequest *http.Request `json:"-"`

  {{ range .Params }}/*{{ if .Description }}{{ blockcomment .Description }}{{ end }}{{ if .Required }}
  Required: true{{ end }}{{ if .Maximum }}
  Maximum: {{ if .ExclusiveMaximum }}< {{ end }}{{ .Maximum }}{{ end }}{{ if .Minimum }}
  Minimum: {{ if .ExclusiveMinimum }}> {{ end }}{{ .Minimum }}{{ end }}{{ if .MultipleOf }}
  Multiple Of: {{ .MultipleOf }}{{ end }}{{ if .MaxLength }}
  Max Length: {{ .MaxLength }}{{ end }}{{ if .MinLength }}
  Min Length: {{ .MinLength }}{{ end }}{{ if .Pattern }}
  Pattern: {{ .Pattern }}{{ end }}{{ if .MaxItems }}
  Max Items: {{ .MaxItems }}{{ end }}{{ if .MinItems }}
  Min Items: {{ .MinItems }}{{ end }}{{ if .UniqueItems }}
  Unique: true{{ end }}{{ if .Location }}
  In: {{ .Location }}{{ end }}{{ if .CollectionFormat }}
  Collection Format: {{ .CollectionFormat }}{{ end }}{{ if .HasDefault }}
  Default: {{ printf "%#v" .Default }}{{ end }}
  */
  {{ if not .Schema }}{{ pascalize .ID }} {{ if and (not .IsArray) (not .HasDiscriminator) (not .IsInterface) (not .IsStream) .IsNullable }}*{{ end }}{{.GoType}}{{ else }}{{ pascalize .Name }} {{ if and (not .Schema.IsBaseType) .IsNullable (not .Schema.IsStream) }}*{{ end }}{{.GoType}}{{ end }}
  {{ end}}
}

// BindRequest both binds and validates a request, it assumes that complex things implement a Validatable(strfmt.Registry) error interface
// for simple values it will use straight method calls.
//
// To ensure default values, the struct must have been initialized with New{{ pascalize .Name }}Params() beforehand.
func ({{ .ReceiverName }} *{{ pascalize .Name }}Params) BindRequest(r *http.Request, route *middleware.MatchedRoute) error {
  var res []error

  {{ .ReceiverName }}.HTTPRequest = r

{{- if .HasQueryParams }}

  qs := runtime.Values(r.URL.Query())
{{- end }}

{{- if .HasFormParams }}

  if err := r.ParseMultipartForm({{ pascalize .Name }}MaxParseMemory); err != nil {
    if err != http.ErrNotMultipart {
            return errors.New(400,"%v",err)
        } else if err := r.ParseForm(); err != nil {
            return errors.New(400,"%v",err)
        }
	}
  {{- if .HasFormValueParams }}
  fds := runtime.Values(r.Form)
  {{- end }}
{{- end }}
{{ range .Params }}
  {{- if not .IsArray }}
    {{- if .IsQueryParam }}

  q{{ pascalize .Name }}, qhk{{ pascalize .Name }}, _ := qs.GetOK({{ .Path }})
  if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}(q{{ pascalize .Name }}, qhk{{ pascalize .Name }}, route.Formats); err != nil {
    res = append(res, err)
  }
    {{- else if .IsPathParam }}

  r{{ pascalize .Name }}, rhk{{ pascalize .Name }}, _ := route.Params.GetOK({{ .Path }})
  if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}(r{{ pascalize .Name }}, rhk{{ pascalize .Name }}, route.Formats); err != nil {
    res = append(res, err)
  }
    {{- else if .IsHeaderParam }}

  if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}(r.Header[http.CanonicalHeaderKey({{ .Path }})], true, route.Formats); err != nil {
    res = append(res, err)
  }
    {{- else if .IsFormParam }}
      {{- if .IsFileParam }}

  {{ camelize .Name }}, {{ camelize .Name }}Header, err := r.FormFile({{ .Path }})
  if err != nil {{ if .IsNullable }}&& err != http.ErrMissingFile{{ end }}{
    res = append(res, errors.New(400, "reading file %q failed: %v", {{ printf "%q" (camelize .Name) }}, err))
        {{- if .IsNullable }}
  } else if err == http.ErrMissingFile {
    // no-op for missing but optional file parameter
        {{- end }}
  } else if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}({{ camelize .Name }}, {{ camelize .Name }}Header); err != nil {
        {{- if .Required }}
    // Required: true
        {{- end }}
    res = append(res, err)
  } else {
    {{ .ReceiverName }}.{{ pascalize .Name }} = &runtime.File{Data: {{ camelize .Name }}, Header: {{ camelize .Name }}Header}
  }
      {{- else }}

  fd{{ pascalize .Name }}, fdhk{{ pascalize .Name }}, _ := fds.GetOK({{ .Path }})
  if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}(fd{{ pascalize .Name }}, fdhk{{ pascalize .Name }}, route.Formats); err != nil {
    res = append(res, err)
  }
      {{- end }}
    {{- end }}
  {{- else if .IsArray }}
    {{- if .IsQueryParam }}

  q{{ pascalize .Name }}, qhk{{ pascalize .Name }}, _ := qs.GetOK({{ .Path }})
  if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}(q{{ pascalize .Name }}, qhk{{ pascalize .Name }}, route.Formats); err != nil {
    res = append(res, err)
  }
    {{- else if .IsPathParam }}

  r{{ pascalize .Name }}, rhk{{ pascalize .Name }}, _ := route.Params.GetOK({{ .Path }})
  if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}(r{{ pascalize .Name }}, rhk{{ pascalize .Name }}, route.Formats); err != nil {
    res = append(res, err)
  }
    {{- else if .IsHeaderParam }}

  if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}(r.Header[http.CanonicalHeaderKey({{ .Path }})], true, route.Formats); err != nil {
    res = append(res, err)
  }
    {{- else if and .IsFormParam }}

  fd{{ pascalize .Name }}, fdhk{{ pascalize .Name }}, _ := fds.GetOK({{ .Path }})
  if err := {{ .ReceiverName }}.bind{{ pascalize .ID }}(fd{{ pascalize .Name }}, fdhk{{ pascalize .Name }}, route.Formats); err != nil {
    res = append(res, err)
  }
    {{- end }}
  {{- end }}

  {{- if and .IsBodyParam .Schema }}

  if runtime.HasBody(r) {
    {{- if .Schema.IsStream }}
    {{ .ReceiverName }}.{{ pascalize .Name }} = r.Body
    {{- else }}
    defer r.Body.Close()
      {{- if and .Schema.IsBaseType .Schema.IsExported }}
    body, err := {{ toPackageName .ModelsPackage }}.Unmarshal{{ dropPackage .GoType }}{{ if .IsArray }}Slice{{ end }}(r.Body, route.Consumer)
    if err != nil {
        {{- if .Required }}
      if err == io.EOF {
        err = errors.Required({{ .Path }}, {{ printf "%q" .Location }}, "")
      }
        {{- end }}
    res = append(res, err)
    {{- else }}
    var body {{ .GoType }}
    if err := route.Consumer.Consume(r.Body, &body); err != nil {
        {{- if .Required }}
      if err == io.EOF {
        res = append(res, errors.Required({{ printf "%q" (camelize .Name) }}, {{ printf "%q" .Location }}, ""))
      } else {
        {{- end }}
      res = append(res, errors.NewParseError({{ printf "%q" (camelize .Name) }}, {{ printf "%q" .Location }}, "", err))
        {{- if .Required }}
      }
        {{- end }}
      {{- end }}
    } else {
      {{- template "bodyvalidator" . }}
    }
    {{- end }}
  }
    {{- if .Required }} else {
    res = append(res, errors.Required({{ printf "%q" (camelize .Name) }}, {{ printf "%q" .Location }}, ""))
  }
    {{- end }}
  {{- end }}
{{- end }}
  if len(res) > 0 {
    return errors.CompositeValidationError(res...)
  }
  return nil
}

{{- $className := (pascalize .Name) }}
{{ range .Params }}
  {{- if .IsFileParam }}
// bind{{ pascalize .ID }} binds file parameter {{ .ID }}.
//
// The only supported validations on files are MinLength and MaxLength
func ({{ .ReceiverName }} *{{ $className }}Params) bind{{ pascalize .ID }}(file multipart.File, header *multipart.FileHeader) error {
    {{- if or .MinLength .MaxLength }}
    size, _ := file.Seek(0, io.SeekEnd)
    file.Seek(0, io.SeekStart)
    {{- end }}
    {{- if .MinLength}}
    if size < {{.MinLength}} {
        return errors.ExceedsMinimum({{ .Path }}, {{ printf "%q" .Location }}, {{ .MinLength }}, false, size)
    }
    {{- end }}
    {{- if .MaxLength}}
    if size > {{.MaxLength}} {
        return errors.ExceedsMaximum({{ .Path }}, {{ printf "%q" .Location }}, {{ .MaxLength }}, false, size)
    }
    {{- end }}
    return nil
}
  {{- else if not .IsBodyParam }}
    {{- if or .IsPrimitive .IsCustomFormatter }}

// bind{{ pascalize .ID }} binds and validates parameter {{ .ID }} from {{ .Location }}.
func ({{ .ReceiverName }} *{{ $className }}Params) bind{{ pascalize .ID }}(rawData []string, hasKey bool, formats strfmt.Registry) error {
      {{- if and (not .IsPathParam) .Required }}
    if !hasKey {
        return errors.Required({{ .Path }}, {{ printf "%q" .Location }}, rawData)
    }
      {{- end }}
    var raw string
    if len(rawData) > 0 {
        raw = rawData[len(rawData)-1]
    }

  // Required: {{ .Required }}
      {{- if .IsQueryParam }}
  // AllowEmptyValue: {{ .AllowEmptyValue }}
      {{- end }}
      {{- if .IsPathParam }}
  // Parameter is provided by construction from the route
      {{- end }}

      {{- if and (not .IsPathParam) .Required (not .AllowEmptyValue) }}

  if err := validate.RequiredString({{ .Path }}, {{ printf "%q" .Location }}, raw); err != nil {
    return err
  }
      {{- else if and ( not .IsPathParam ) (or (not .Required) .AllowEmptyValue) }}

  if raw == "" { // empty values pass all other validations
        {{- if .HasDefault }}
    // Default values have been previously initialized by New{{ $className }}Params()
        {{- end }}
    return nil
  }
      {{- end }}

      {{- if .Converter }}

  value, err := {{ .Converter }}(raw)
  if err != nil {
    return errors.InvalidType({{ .Path }}, {{ printf "%q" .Location }}, {{ printf "%q" .GoType }}, raw)
  }
  {{ .ValueExpression }} = {{ if .IsNullable }}&{{ end }}value
      {{- else if .IsCustomFormatter }}

  // Format: {{ .SwaggerFormat }}
  value, err := formats.Parse({{ printf "%q" .SwaggerFormat }}, raw)
  if err != nil {
    return errors.InvalidType({{ .Path }}, {{ printf "%q" .Location }}, {{ printf "%q" .GoType }}, raw)
  }
  {{ .ValueExpression }} = {{ if or .IsArray .HasDiscriminator .IsFileParam .IsStream (not .IsNullable) }}*{{ end }}(value.(*{{ .GoType }}))
      {{- else}}
  {{ .ValueExpression }} = {{ if .IsNullable }}&{{ end }}raw
      {{- end }}

      {{- if .HasValidations }}

  if err := {{ .ReceiverName }}.validate{{ pascalize .ID }}(formats); err != nil {
    return err
  }
      {{- end }}

  return nil
}
    {{- else if .IsArray }}

// bind{{ pascalize .ID }} binds and validates array parameter {{ .ID }} from {{ .Location }}.
//
// Arrays are parsed according to CollectionFormat: "{{ .CollectionFormat }}" (defaults to "csv" when empty).
func ({{ .ReceiverName }} *{{ $className }}Params) bind{{ pascalize .ID }}(rawData []string, hasKey bool, formats strfmt.Registry) error {
      {{- if .Required }}
  if !hasKey {
    return errors.Required({{ .Path }}, {{ printf "%q" .Location }}, rawData)
  }
      {{- end }}
      {{- if eq .CollectionFormat "multi" }}
  // CollectionFormat: {{ .CollectionFormat }}
  {{ varname .Child.ValueExpression }}C := rawData
      {{- else }}
  var qv{{ pascalize .Name }} string
  if len(rawData) > 0 {
    qv{{ pascalize .Name }} = rawData[len(rawData) - 1]
  }

  // CollectionFormat: {{ .CollectionFormat }}
  {{ varname .Child.ValueExpression }}C := swag.SplitByFormat(qv{{ pascalize .Name }}, {{ printf "%q" .CollectionFormat }})
      {{- end }}
      {{- if and .Required (not .AllowEmptyValue) }}
  if len({{ varname .Child.ValueExpression }}C) == 0 {
    return errors.Required({{ .Path }}, {{ printf "%q" .Location }}, {{ varname .Child.ValueExpression }}C)
  }
      {{- else }}
  if len({{ varname .Child.ValueExpression }}C) == 0 {
        {{- if .HasDefault }}
    // Default values have been previously initialized by New{{ $className }}Params()
        {{- end }}
    return nil
  }   {{- end }}
      {{ template "sliceparambinder" . }}
  {{ .ValueExpression }} = {{ varname .Child.ValueExpression }}R
      {{- if .HasSliceValidations }}
  if err := {{ .ReceiverName }}.validate{{ pascalize .ID }}(formats); err != nil {
    return err
  }
      {{- end }}

  return nil
}
    {{- end }}

    {{- if or (and (not .IsArray) .HasValidations) (and .IsArray .HasSliceValidations) }}

// validate{{ pascalize .ID }} carries on validations for parameter {{ .ID }}
func ({{ .ReceiverName }} *{{ $className }}Params) validate{{ pascalize .ID }}(formats strfmt.Registry) error {
  {{ template "propertyparamvalidator" . }}
  return nil
}
    {{- end }}

  {{- else if .IsBodyParam }}{{/* validation method for inline body parameters with validations */}}
    {{- if and .HasSimpleBodyParams (not .HasModelBodyItems) (not .HasModelBodyMap) }}
      {{- if .Schema.HasValidations }}

// validate{{ pascalize .ID }}Body validates an inline body parameter
func ({{ .ReceiverName }} *{{ $className }}Params) validate{{ pascalize .ID }}Body(formats strfmt.Registry) error {
        {{- if .IsArray }}
          {{- if .HasSliceValidations }}
              {{- template "sliceparamvalidator" . }}
          {{- end }}
          {{- if .Child.HasValidations }}
            {{ varname .Child.ValueExpression }}C := {{ .ValueExpression }}
            {{ template "sliceparambinder" . }}
            {{ .ValueExpression }} = {{ varname .Child.ValueExpression }}R
          {{- end }}
        {{- else if .IsMap }}
            {{ varname .Child.ValueExpression }}C := {{ .ValueExpression }}
            {{ template "mapparamvalidator" . }}
            {{ .ValueExpression }} = {{ varname .Child.ValueExpression }}R
        {{- else }}
          {{ template "propertyparamvalidator" . }}
        {{- end }}
  return nil
}
      {{- end }}
    {{- end }}
  {{- end }}
{{- end }}