76 lines
1.8 KiB
Go
76 lines
1.8 KiB
Go
/*
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* Tencent is pleased to support the open source community by making
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* 蓝鲸智云 - 配置平台 (BlueKing - CMDB) available.
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* Copyright (C) 2025 Tencent. All rights reserved.
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* Licensed under the MIT License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://opensource.org/licenses/MIT
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on
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* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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* We undertake not to change the open source license (MIT license) applicable
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* to the current version of the project delivered to anyone in the future.
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*/
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package codec
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import (
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"fmt"
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"net/http"
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"net/url"
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"reflect"
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"strings"
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)
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type formCodec struct {
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values url.Values
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isForm bool
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}
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// NewFormCodec ...
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func NewFormCodec(r *http.Request) (*formCodec, error) {
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isForm := false
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contentType := r.Header.Get("Content-Type")
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if (r.Method == "POST" || r.Method == "PUT" || r.Method == "PATCH") &&
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strings.HasPrefix(contentType, "application/x-www-form-urlencoded") {
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if err := r.ParseForm(); err != nil {
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return nil, err
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}
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isForm = true
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}
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c := &formCodec{
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values: r.PostForm,
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isForm: isForm,
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}
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return c, nil
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}
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// Decode ...
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func (c *formCodec) Decode(field reflect.StructField, fv reflect.Value, tag *Tag) error {
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if !c.isForm {
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return nil
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}
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v := c.values[tag.Name]
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if len(v) == 0 {
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return nil
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}
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rv, err := getFieldValue(field.Type, tag, v)
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if err != nil {
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return err
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}
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if !rv.IsValid() {
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return fmt.Errorf("%s not valid", rv)
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}
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fv.Set(rv)
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return nil
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}
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