Support uploading multiple files #5

Merged
Joren merged 1 commits from multiUpload into main 2024-09-14 02:03:27 +02:00
4 changed files with 138 additions and 71 deletions

View File

@ -5,8 +5,10 @@ import (
"fmt"
"io"
"net/http"
"net/url"
"os"
"path/filepath"
"strings"
)
type ProgressInfo struct {
@ -50,53 +52,101 @@ func handleRoot(w http.ResponseWriter, r *http.Request) {
}
func handleUpload(w http.ResponseWriter, r *http.Request) {
file, header, err := r.FormFile("file")
err := r.ParseMultipartForm(32 << 20)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
defer file.Close()
tempFile, err := os.CreateTemp(uploadDir, header.Filename)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
defer tempFile.Close()
_, err = io.Copy(tempFile, file)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
files := r.MultipartForm.File["files"]
if len(files) == 0 {
http.Error(w, "No files uploaded", http.StatusBadRequest)
return
}
tempFilename := filepath.Base(tempFile.Name())
uploadedFiles := []string{}
_, err = parseInputFile(tempFile.Name())
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
for _, fileHeader := range files {
file, err := fileHeader.Open()
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
defer file.Close()
dst, err := os.Create(filepath.Join(uploadDir, fileHeader.Filename))
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
defer dst.Close()
_, err = io.Copy(dst, file)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
uploadedFiles = append(uploadedFiles, fileHeader.Filename)
_, err = parseInputFile(dst.Name())
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
}
validFiles := []string{}
for _, file := range uploadedFiles {
if file != "" {
validFiles = append(validFiles, file)
}
}
if len(validFiles) == 0 {
http.Error(w, "No valid files were uploaded", http.StatusBadRequest)
return
}
http.Redirect(w, r, "/select?filename="+tempFilename, http.StatusSeeOther)
http.Redirect(w, r, "/select?files="+url.QueryEscape(strings.Join(validFiles, ",")), http.StatusSeeOther)
}
func handleSelect(w http.ResponseWriter, r *http.Request) {
filename := r.URL.Query().Get("filename")
items, err := parseInputFile(filepath.Join(uploadDir, filename))
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
filesParam := r.URL.Query().Get("files")
filenames := strings.Split(filesParam, ",")
allItems := make(map[string]map[string][]Item)
for _, filename := range filenames {
if filename == "" {
continue
}
fullPath := filepath.Join(uploadDir, filename)
if _, err := os.Stat(fullPath); os.IsNotExist(err) {
continue
}
items, err := parseInputFile(fullPath)
if err != nil {
continue
}
groupedItems := groupItemsBySeason(items)
allItems[filename] = groupedItems
}
if len(allItems) == 0 {
http.Error(w, "No valid files were processed", http.StatusBadRequest)
return
}
groupedItems := groupItemsBySeason(items)
err = templates.ExecuteTemplate(w, "select", struct {
Filename string
Items map[string][]Item
err := templates.ExecuteTemplate(w, "select", struct {
Filenames string
AllItems map[string]map[string][]Item
}{
Filename: filename,
Items: groupedItems,
Filenames: filesParam,
AllItems: allItems,
})
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
@ -104,36 +154,47 @@ func handleSelect(w http.ResponseWriter, r *http.Request) {
}
func handleProcess(w http.ResponseWriter, r *http.Request) {
filename := r.FormValue("filename")
selectedItems := r.Form["items"]
items, err := parseInputFile(filepath.Join(uploadDir, filename))
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
if err := r.ParseForm(); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
filteredItems := filterSelectedItems(items, selectedItems)
selectedItems := r.Form["items"]
if len(selectedItems) == 0 {
http.Error(w, "No items selected", http.StatusBadRequest)
return
}
go func() {
err := processItems(filename, filteredItems)
itemsByFile := make(map[string][]string)
for _, item := range selectedItems {
parts := strings.SplitN(item, ":", 2)
if len(parts) != 2 {
continue
}
filename, itemName := parts[0], parts[1]
itemsByFile[filename] = append(itemsByFile[filename], itemName)
}
for filename, items := range itemsByFile {
fullPath := filepath.Join(uploadDir, filename)
allItems, err := parseInputFile(fullPath)
if err != nil {
fmt.Printf("Error processing file: %v\n", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
os.Remove(filepath.Join(uploadDir, filename))
}()
selectedItems := filterSelectedItems(allItems, items)
go processItems(filename, selectedItems)
}
http.Redirect(w, r, "/progress?filename="+filename, http.StatusSeeOther)
http.Redirect(w, r, "/", http.StatusSeeOther)
}
func handleProgress(w http.ResponseWriter, r *http.Request) {
filename := r.URL.Query().Get("filename")
fmt.Printf("Handling progress request for filename: %s\n", filename)
if r.Header.Get("Accept") == "application/json" {
progressInfo := getProgress(filename)
fmt.Printf("Progress info for %s: %+v\n", filename, progressInfo)
if progressInfo == nil {
w.WriteHeader(http.StatusNotFound)
@ -144,7 +205,6 @@ func handleProgress(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
err := json.NewEncoder(w).Encode(progressInfo)
if err != nil {
fmt.Printf("Error encoding progress info: %v\n", err)
http.Error(w, "Internal Server Error", http.StatusInternalServerError)
return
}
@ -206,7 +266,6 @@ func handleResume(w http.ResponseWriter, r *http.Request) {
jobInfo.Paused = false
jobInfo.ResumeChan <- struct{}{}
// Update the progress information
progressMutex.Lock()
if progressInfo, ok := progress[filename]; ok {
progressInfo.Paused = false
@ -291,5 +350,4 @@ func updateProgress(filename string, value float64, currentFile string) {
Paused: paused,
}
}
fmt.Printf("Progress updated for %s: %.2f%%, Current file: %s, Paused: %v\n", filename, value, currentFile, paused)
}

View File

@ -112,7 +112,7 @@
<body>
<h1>Simple Downloader</h1>
<form action="/upload" method="post" enctype="multipart/form-data">
<input type="file" name="file" accept=".drmd">
<input type="file" name="files" accept=".drmd" multiple>
<input type="submit" value="Upload and Process">
</form>
<h2>Currently Running Jobs</h2>

View File

@ -55,22 +55,25 @@
<body>
<h1>Select Items to Download</h1>
<form action="/process" method="post">
<input type="hidden" name="filename" value="{{.Filename}}">
{{range $season, $items := .Items}}
<div class="season">
<div class="season-title">
<input type="checkbox" class="season-checkbox" id="season-{{$season}}" checked onchange="toggleSeason('{{$season}}')">
<label for="season-{{$season}}">{{$season}}</label>
</div>
{{range $item := $items}}
<div class="item">
<label>
<input type="checkbox" name="items" value="{{$item.Filename}}" checked class="episode-{{$season}}">
{{$item.Filename}}
</label>
<input type="hidden" name="filenames" value="{{.Filenames}}">
{{range $filename, $fileItems := .AllItems}}
<h2>{{$filename}}</h2>
{{range $season, $items := $fileItems}}
<div class="season">
<div class="season-title">
<input type="checkbox" class="season-checkbox" id="season-{{$filename}}-{{$season}}" checked onchange="toggleSeason('{{$filename}}-{{$season}}')">
<label for="season-{{$filename}}-{{$season}}">{{$season}}</label>
</div>
{{end}}
</div>
{{range $item := $items}}
<div class="item">
<label>
<input type="checkbox" name="items" value="{{$filename}}:{{$item.Filename}}" checked class="episode-{{$filename}}-{{$season}}">
{{$item.Filename}}
</label>
</div>
{{end}}
</div>
{{end}}
{{end}}
<div>
<button type="button" onclick="selectAll(true)">Select All</button>

View File

@ -138,16 +138,24 @@ func findOrCreateSegmentTimeline(adaptationSet *etree.Element) *etree.Element {
return segmentTemplate.CreateElement("SegmentTimeline")
}
func parseInputFile(inputFile string) ([]Item, error) {
jsonFile, err := os.Open(inputFile)
func parseInputFile(filename string) ([]Item, error) {
fileInfo, err := os.Stat(filename)
if err != nil {
return nil, fmt.Errorf("error opening file %s: %v", inputFile, err)
return nil, err
}
if fileInfo.IsDir() {
return nil, fmt.Errorf("%s is a directory", filename)
}
defer jsonFile.Close()
byteValue, err := io.ReadAll(jsonFile)
file, err := os.Open(filename)
if err != nil {
return nil, fmt.Errorf("error reading file %s: %v", inputFile, err)
return nil, err
}
defer file.Close()
byteValue, err := io.ReadAll(file)
if err != nil {
return nil, err
}
byteValue = removeBOM(byteValue)
@ -155,7 +163,7 @@ func parseInputFile(inputFile string) ([]Item, error) {
var items Items
err = json.Unmarshal(byteValue, &items)
if err != nil {
return nil, fmt.Errorf("error unmarshaling JSON: %v", err)
return nil, err
}
return items.Items, nil
@ -217,7 +225,6 @@ func processItems(filename string, items []Item) error {
select {
case <-jobInfo.ResumeChan:
jobInfo.Paused = false
fmt.Printf("Resuming download for %s\n", filename)
case <-jobInfo.AbortChan:
updateProgress(filename, 100, "Aborted")
return fmt.Errorf("download aborted")
@ -231,7 +238,6 @@ func processItems(filename string, items []Item) error {
i--
continue
}
fmt.Printf("Error downloading file: %v\n", err)
}
}
}