forgejo-federation/modules/auth/auth.go

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// Copyright 2014 The Gogs Authors. All rights reserved.
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package auth
import (
"reflect"
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"strings"
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"code.gitea.io/gitea/modules/validation"
"gitea.com/macaron/binding"
"gitea.com/macaron/macaron"
"github.com/unknwon/com"
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)
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// IsAPIPath if URL is an api path
func IsAPIPath(url string) bool {
return strings.HasPrefix(url, "/api/")
}
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// Form form binding interface
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type Form interface {
binding.Validator
}
func init() {
binding.SetNameMapper(com.ToSnakeCase)
}
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// 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)
if 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)
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}
data[fieldName] = val.Field(i).Interface()
}
}
func getRuleBody(field reflect.StructField, prefix string) string {
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for _, rule := range strings.Split(field.Tag.Get("binding"), ";") {
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if strings.HasPrefix(rule, prefix) {
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return rule[len(prefix) : len(rule)-1]
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}
}
return ""
}
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// GetSize get size int form tag
func GetSize(field reflect.StructField) string {
return getRuleBody(field, "Size(")
}
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// GetMinSize get minimal size in form tag
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func GetMinSize(field reflect.StructField) string {
return getRuleBody(field, "MinSize(")
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}
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// GetMaxSize get max size in form tag
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func GetMaxSize(field reflect.StructField) string {
return getRuleBody(field, "MaxSize(")
}
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// GetInclude get include in form tag
func GetInclude(field reflect.StructField) string {
return getRuleBody(field, "Include(")
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}
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func validate(errs binding.Errors, data map[string]interface{}, f Form, l macaron.Locale) binding.Errors {
if errs.Len() == 0 {
return errs
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}
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")
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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 {
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fieldName := field.Tag.Get("form")
if fieldName != "-" {
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data["Err_"+field.Name] = true
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trName := field.Tag.Get("locale")
if len(trName) == 0 {
trName = l.Tr("form." + field.Name)
} else {
trName = l.Tr(trName)
}
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switch errs[0].Classification {
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case binding.ERR_REQUIRED:
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data["ErrorMsg"] = trName + l.Tr("form.require_error")
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case binding.ERR_ALPHA_DASH:
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data["ErrorMsg"] = trName + l.Tr("form.alpha_dash_error")
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case binding.ERR_ALPHA_DASH_DOT:
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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))
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case binding.ERR_MIN_SIZE:
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data["ErrorMsg"] = trName + l.Tr("form.min_size_error", GetMinSize(field))
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case binding.ERR_MAX_SIZE:
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data["ErrorMsg"] = trName + l.Tr("form.max_size_error", GetMaxSize(field))
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case binding.ERR_EMAIL:
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data["ErrorMsg"] = trName + l.Tr("form.email_error")
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case binding.ERR_URL:
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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)
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default:
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data["ErrorMsg"] = l.Tr("form.unknown_error") + " " + errs[0].Classification
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}
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return errs
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}
}
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return errs
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}