/
xml.go
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/
xml.go
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// Copyright 2016 NDP Systèmes. All Rights Reserved.
//
// 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 xmlutils
import (
"crypto/sha1"
"encoding/xml"
"io/ioutil"
"github.com/labneco/doxa/doxa/tools/logging"
)
var log *logging.Logger
type basicXML struct {
XMLName xml.Name
Data string `xml:",innerxml"`
}
// ConcatXML concatenates the XML content of the files given by fileNames
// into a valid XML by importing all children of the root node into the
// root node of the first file. This function also returns the sha1sum of
// the result.
func ConcatXML(fileNames []string) ([]byte, [sha1.Size]byte) {
var reStruct basicXML
for _, fileName := range fileNames {
var content basicXML
cnt, err := ioutil.ReadFile(fileName)
if err != nil {
log.Panic("Unable to open file", "file", fileName, "error", err)
}
err = xml.Unmarshal(cnt, &content)
if err != nil {
log.Panic("Unable to parse file", "file", fileName, "error", err)
}
if reStruct.XMLName.Local == "" {
reStruct.XMLName = content.XMLName
}
reStruct.Data += content.Data
}
res, err := xml.Marshal(reStruct)
if err != nil {
log.Panic("Unable to convert back to XML", "error", err)
}
return res, sha1.Sum(res)
}
func init() {
log = logging.GetLogger("xmlutils")
}