A fork of Gitea (see branch `mj`) adding Majority Judgment Polls 𐄷 over Issues and Merge Requests. https://git.mieuxvoter.fr
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// Copyright 2014 The Gogs Authors. All rights reserved.
// Copyright 2019 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package middleware
import (
"reflect"
"strings"
"code.gitea.io/gitea/modules/translation"
"code.gitea.io/gitea/modules/validation"
"gitea.com/go-chi/binding"
"github.com/unknwon/com"
)
// Form form binding interface
type Form interface {
binding.Validator
}
func init() {
binding.SetNameMapper(com.ToSnakeCase)
}
// AssignForm assign form values back to the template data.
func AssignForm(form interface{}, data map[string]interface{}) {
typ := reflect.TypeOf(form)
val := reflect.ValueOf(form)
for typ.Kind() == reflect.Ptr {
typ = typ.Elem()
val = val.Elem()
}
for i := 0; i < typ.NumField(); i++ {
field := typ.Field(i)
fieldName := field.Tag.Get("form")
// Allow ignored fields in the struct
if fieldName == "-" {
continue
} else if len(fieldName) == 0 {
fieldName = com.ToSnakeCase(field.Name)
}
data[fieldName] = val.Field(i).Interface()
}
}
func getRuleBody(field reflect.StructField, prefix string) string {
for _, rule := range strings.Split(field.Tag.Get("binding"), ";") {
if strings.HasPrefix(rule, prefix) {
return rule[len(prefix) : len(rule)-1]
}
}
return ""
}
// GetSize get size int form tag
func GetSize(field reflect.StructField) string {
return getRuleBody(field, "Size(")
}
// GetMinSize get minimal size in form tag
func GetMinSize(field reflect.StructField) string {
return getRuleBody(field, "MinSize(")
}
// GetMaxSize get max size in form tag
func GetMaxSize(field reflect.StructField) string {
return getRuleBody(field, "MaxSize(")
}
// GetInclude get include in form tag
func GetInclude(field reflect.StructField) string {
return getRuleBody(field, "Include(")
}
// Validate validate TODO:
func Validate(errs binding.Errors, data map[string]interface{}, f Form, l translation.Locale) binding.Errors {
if errs.Len() == 0 {
return errs
}
data["HasError"] = true
// If the field with name errs[0].FieldNames[0] is not found in form
// somehow, some code later on will panic on Data["ErrorMsg"].(string).
// So initialize it to some default.
data["ErrorMsg"] = l.Tr("form.unknown_error")
AssignForm(f, data)
typ := reflect.TypeOf(f)
val := reflect.ValueOf(f)
if typ.Kind() == reflect.Ptr {
typ = typ.Elem()
val = val.Elem()
}
if field, ok := typ.FieldByName(errs[0].FieldNames[0]); ok {
fieldName := field.Tag.Get("form")
if fieldName != "-" {
data["Err_"+field.Name] = true
trName := field.Tag.Get("locale")
if len(trName) == 0 {
trName = l.Tr("form." + field.Name)
} else {
trName = l.Tr(trName)
}
switch errs[0].Classification {
case binding.ERR_REQUIRED:
data["ErrorMsg"] = trName + l.Tr("form.require_error")
case binding.ERR_ALPHA_DASH:
data["ErrorMsg"] = trName + l.Tr("form.alpha_dash_error")
case binding.ERR_ALPHA_DASH_DOT:
data["ErrorMsg"] = trName + l.Tr("form.alpha_dash_dot_error")
case validation.ErrGitRefName:
data["ErrorMsg"] = trName + l.Tr("form.git_ref_name_error")
case binding.ERR_SIZE:
data["ErrorMsg"] = trName + l.Tr("form.size_error", GetSize(field))
case binding.ERR_MIN_SIZE:
data["ErrorMsg"] = trName + l.Tr("form.min_size_error", GetMinSize(field))
case binding.ERR_MAX_SIZE:
data["ErrorMsg"] = trName + l.Tr("form.max_size_error", GetMaxSize(field))
case binding.ERR_EMAIL:
data["ErrorMsg"] = trName + l.Tr("form.email_error")
case binding.ERR_URL:
data["ErrorMsg"] = trName + l.Tr("form.url_error")
case binding.ERR_INCLUDE:
data["ErrorMsg"] = trName + l.Tr("form.include_error", GetInclude(field))
case validation.ErrGlobPattern:
data["ErrorMsg"] = trName + l.Tr("form.glob_pattern_error", errs[0].Message)
default:
data["ErrorMsg"] = l.Tr("form.unknown_error") + " " + errs[0].Classification
}
return errs
}
}
return errs
}