wide/file/exporter.go

103 lines
2.1 KiB
Go

// Copyright (c) 2014-2018, b3log.org & hacpai.com
//
// 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
//
// https://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 file
import (
"encoding/json"
"net/http"
"os"
"path/filepath"
"github.com/b3log/wide/util"
)
// GetZipHandler handles request of retrieving zip file.
func GetZipHandler(w http.ResponseWriter, r *http.Request) {
q := r.URL.Query()
path := q["path"][0]
if ".zip" != filepath.Ext(path) {
http.Error(w, "Bad Request", 400)
return
}
if !util.File.IsExist(path) {
http.Error(w, "Not Found", 404)
return
}
filename := filepath.Base(path)
w.Header().Set("Content-Disposition", "attachment; filename="+filename)
w.Header().Set("Content-Type", "application/zip")
http.ServeFile(w, r, path)
os.Remove(path)
}
// CreateZipHandler handles request of creating zip.
func CreateZipHandler(w http.ResponseWriter, r *http.Request) {
data := util.NewResult()
defer util.RetResult(w, r, data)
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
data.Succ = false
return
}
path := args["path"].(string)
var name string
base := filepath.Base(path)
if nil != args["name"] {
name = args["name"].(string)
} else {
name = base
}
dir := filepath.Dir(path)
if !util.File.IsExist(path) {
data.Succ = false
data.Msg = "Can't find file [" + path + "]"
return
}
zipPath := filepath.Join(dir, name)
zipFile, err := util.Zip.Create(zipPath + ".zip")
if nil != err {
logger.Error(err)
data.Succ = false
return
}
defer zipFile.Close()
if util.File.IsDir(path) {
zipFile.AddDirectory(base, path)
} else {
zipFile.AddEntry(base, path)
}
data.Data = zipPath
}