mirror of
https://github.com/writefreely/writefreely
synced 2024-12-12 17:52:28 +00:00
65e2e5126b
This reverts commit 2b066997d1
.
195 lines
5.4 KiB
Go
195 lines
5.4 KiB
Go
package writefreely
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import (
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"encoding/json"
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"fmt"
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"html/template"
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"io"
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"io/ioutil"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/hashicorp/go-multierror"
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"github.com/writeas/impart"
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wfimport "github.com/writeas/import"
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"github.com/writeas/web-core/log"
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)
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func viewImport(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
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// Fetch extra user data
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p := NewUserPage(app, r, u, "Import Posts", nil)
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c, err := app.db.GetCollections(u, app.Config().App.Host)
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if err != nil {
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return impart.HTTPError{http.StatusInternalServerError, fmt.Sprintf("unable to fetch collections: %v", err)}
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}
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d := struct {
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*UserPage
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Collections *[]Collection
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Flashes []template.HTML
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Message string
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InfoMsg bool
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}{
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UserPage: p,
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Collections: c,
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Flashes: []template.HTML{},
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}
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flashes, _ := getSessionFlashes(app, w, r, nil)
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for _, flash := range flashes {
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if strings.HasPrefix(flash, "SUCCESS: ") {
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d.Message = strings.TrimPrefix(flash, "SUCCESS: ")
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} else if strings.HasPrefix(flash, "INFO: ") {
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d.Message = strings.TrimPrefix(flash, "INFO: ")
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d.InfoMsg = true
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} else {
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d.Flashes = append(d.Flashes, template.HTML(flash))
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}
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}
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showUserPage(w, "import", d)
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return nil
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}
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func handleImport(app *App, u *User, w http.ResponseWriter, r *http.Request) error {
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// limit 10MB per submission
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r.ParseMultipartForm(10 << 20)
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collAlias := r.PostFormValue("collection")
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coll := &Collection{
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ID: 0,
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}
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var err error
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if collAlias != "" {
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coll, err = app.db.GetCollection(collAlias)
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if err != nil {
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log.Error("Unable to get collection for import: %s", err)
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return err
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}
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// Only allow uploading to collection if current user is owner
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if coll.OwnerID != u.ID {
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err := ErrUnauthorizedGeneral
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_ = addSessionFlash(app, w, r, err.Message, nil)
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return err
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}
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coll.hostName = app.cfg.App.Host
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}
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fileDates := make(map[string]int64)
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err = json.Unmarshal([]byte(r.FormValue("fileDates")), &fileDates)
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if err != nil {
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log.Error("invalid form data for file dates: %v", err)
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return impart.HTTPError{http.StatusBadRequest, "form data for file dates was invalid"}
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}
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files := r.MultipartForm.File["files"]
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var fileErrs []error
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filesSubmitted := len(files)
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var filesImported int
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for _, formFile := range files {
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fname := ""
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ok := func() bool {
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file, err := formFile.Open()
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if err != nil {
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fileErrs = append(fileErrs, fmt.Errorf("Unable to read file %s", formFile.Filename))
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log.Error("import file: open from form: %v", err)
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return false
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}
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defer file.Close()
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tempFile, err := ioutil.TempFile("", "post-upload-*.txt")
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if err != nil {
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fileErrs = append(fileErrs, fmt.Errorf("Internal error for %s", formFile.Filename))
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log.Error("import file: create temp file %s: %v", formFile.Filename, err)
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return false
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}
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defer tempFile.Close()
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_, err = io.Copy(tempFile, file)
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if err != nil {
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fileErrs = append(fileErrs, fmt.Errorf("Internal error for %s", formFile.Filename))
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log.Error("import file: copy to temp location %s: %v", formFile.Filename, err)
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return false
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}
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info, err := tempFile.Stat()
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if err != nil {
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fileErrs = append(fileErrs, fmt.Errorf("Internal error for %s", formFile.Filename))
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log.Error("import file: stat temp file %s: %v", formFile.Filename, err)
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return false
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}
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fname = info.Name()
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return true
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}()
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if !ok {
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continue
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}
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post, err := wfimport.FromFile(filepath.Join(os.TempDir(), fname))
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if err == wfimport.ErrEmptyFile {
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// not a real error so don't log
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_ = addSessionFlash(app, w, r, fmt.Sprintf("%s was empty, import skipped", formFile.Filename), nil)
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continue
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} else if err == wfimport.ErrInvalidContentType {
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// same as above
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_ = addSessionFlash(app, w, r, fmt.Sprintf("%s is not a supported post file", formFile.Filename), nil)
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continue
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} else if err != nil {
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fileErrs = append(fileErrs, fmt.Errorf("failed to read copy of %s", formFile.Filename))
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log.Error("import textfile: file to post: %v", err)
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continue
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}
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if collAlias != "" {
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post.Collection = collAlias
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}
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dateTime := time.Unix(fileDates[formFile.Filename], 0)
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post.Created = &dateTime
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created := post.Created.Format("2006-01-02T15:04:05Z")
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submittedPost := SubmittedPost{
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Title: &post.Title,
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Content: &post.Content,
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Font: "norm",
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Created: &created,
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}
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rp, err := app.db.CreatePost(u.ID, coll.ID, &submittedPost)
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if err != nil {
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fileErrs = append(fileErrs, fmt.Errorf("failed to create post from %s", formFile.Filename))
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log.Error("import textfile: create db post: %v", err)
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continue
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}
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// Federate post, if necessary
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if app.cfg.App.Federation && coll.ID > 0 {
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go federatePost(
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app,
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&PublicPost{
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Post: rp,
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Collection: &CollectionObj{
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Collection: *coll,
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},
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},
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coll.ID,
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false,
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)
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}
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filesImported++
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}
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if len(fileErrs) != 0 {
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_ = addSessionFlash(app, w, r, multierror.ListFormatFunc(fileErrs), nil)
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}
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if filesImported == filesSubmitted {
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verb := "posts"
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if filesSubmitted == 1 {
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verb = "post"
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}
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_ = addSessionFlash(app, w, r, fmt.Sprintf("SUCCESS: Import complete, %d %s imported.", filesImported, verb), nil)
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} else if filesImported > 0 {
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_ = addSessionFlash(app, w, r, fmt.Sprintf("INFO: %d of %d posts imported, see details below.", filesImported, filesSubmitted), nil)
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}
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return impart.HTTPError{http.StatusFound, "/me/import"}
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}
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