parra/ntfy
parra/ntfy
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This commit is contained in:
Philipp Heckel 2022-01-04 19:45:29 +01:00
parent 38788bb2e9
commit 2930c4ff62
5 changed files with 63 additions and 38 deletions
server
server.go

38
server/server.go
View file

@ -16,7 +16,6 @@ import (
"html/template"
"io"
"log"
"mime"
"net"
"net/http"
"net/http/httptest"
@ -233,6 +232,7 @@ func createFirebaseSubscriber(conf *Config) (subscriber, error) {
data["attachment_type"] = m.Attachment.Type
data["attachment_size"] = fmt.Sprintf("%d", m.Attachment.Size)
data["attachment_expires"] = fmt.Sprintf("%d", m.Attachment.Expires)
data["attachment_preview_url"] = m.Attachment.PreviewURL
data["attachment_url"] = m.Attachment.URL
}
}
@ -326,9 +326,9 @@ func (s *Server) handleInternal(w http.ResponseWriter, r *http.Request) error {
} else if r.Method == http.MethodGet && docsRegex.MatchString(r.URL.Path) {
return s.handleDocs(w, r)
} else if r.Method == http.MethodGet && fileRegex.MatchString(r.URL.Path) && s.config.AttachmentCacheDir != "" {
return s.handleFile(w, r)
return s.withRateLimit(w, r, s.handleFile)
} else if r.Method == http.MethodGet && previewRegex.MatchString(r.URL.Path) && s.config.AttachmentCacheDir != "" {
return s.handlePreview(w, r)
return s.withRateLimit(w, r, s.handlePreview)
} else if r.Method == http.MethodOptions {
return s.handleOptions(w, r)
} else if r.Method == http.MethodGet && topicPathRegex.MatchString(r.URL.Path) {
@ -384,7 +384,7 @@ func (s *Server) handleDocs(w http.ResponseWriter, r *http.Request) error {
return nil
}
func (s *Server) handleFile(w http.ResponseWriter, r *http.Request) error {
func (s *Server) handleFile(w http.ResponseWriter, r *http.Request, _ *visitor) error {
if s.config.AttachmentCacheDir == "" {
return errHTTPInternalError
}
@ -408,7 +408,7 @@ func (s *Server) handleFile(w http.ResponseWriter, r *http.Request) error {
return err
}
func (s *Server) handlePreview(w http.ResponseWriter, r *http.Request) error {
func (s *Server) handlePreview(w http.ResponseWriter, r *http.Request, _ *visitor) error {
if s.config.AttachmentCacheDir == "" {
return errHTTPInternalError
}
@ -422,12 +422,12 @@ func (s *Server) handlePreview(w http.ResponseWriter, r *http.Request) error {
if err != nil {
return errHTTPNotFound
}
if stat.Size() > 20*1024*1024 {
return errHTTPInternalError
if stat.Size() > s.config.AttachmentSizePreviewMax {
return errHTTPNotFoundTooLarge
}
img, err := imaging.Open(file)
if err != nil {
return errHTTPNotFoundTooLarge
return err
}
var width, height int
if width >= height {
@ -438,7 +438,7 @@ func (s *Server) handlePreview(w http.ResponseWriter, r *http.Request) error {
width = int(float32(img.Bounds().Dx()) / float32(img.Bounds().Dy()) * float32(height))
}
preview := imaging.Resize(img, width, height, imaging.Lanczos)
return imaging.Encode(w, preview, imaging.PNG)
return imaging.Encode(w, preview, imaging.JPEG, imaging.JPEGQuality(80))
}
func (s *Server) handlePublish(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -575,10 +575,11 @@ func (s *Server) writeAttachment(r *http.Request, v *visitor, m *message, body *
return errHTTPBadRequestInvalidMessage
}
contentType := http.DetectContentType(body.PeakedBytes)
ext := ".bin"
exts, err := mime.ExtensionsByType(contentType)
if err == nil && len(exts) > 0 {
ext = exts[0]
ext := util.ExtensionByType(contentType)
fileURL := fmt.Sprintf("%s/file/%s%s", s.config.BaseURL, m.ID, ext)
previewURL := ""
if strings.HasPrefix(contentType, "image/") {
previewURL = fmt.Sprintf("%s/preview/%s%s", s.config.BaseURL, m.ID, ext)
}
filename := readParam(r, "x-filename", "filename", "file", "f")
if filename == "" {
@ -606,11 +607,12 @@ func (s *Server) writeAttachment(r *http.Request, v *visitor, m *message, body *
}
m.Message = fmt.Sprintf("You received a file: %s", filename) // May be overwritten later
m.Attachment = &attachment{
Name: filename,
Type: contentType,
Size: size,
Expires: time.Now().Add(s.config.AttachmentExpiryDuration).Unix(),
URL: fmt.Sprintf("%s/file/%s%s", s.config.BaseURL, m.ID, ext),
Name: filename,
Type: contentType,
Size: size,
Expires: time.Now().Add(s.config.AttachmentExpiryDuration).Unix(),
PreviewURL: previewURL,
URL: fileURL,
}
return nil
}