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update examples

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Signed-off-by: Slendi <slendi@socopon.com>
This commit is contained in:
Slendi
2025-04-26 22:37:27 +03:00
parent 44d7095455
commit ea387d48b5
1 changed files with 27 additions and 12 deletions
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39
main.go
View File

@@ -38,11 +38,16 @@ func randomID(n int) string {
func indexHandler(w http.ResponseWriter, r *http.Request) { func indexHandler(w http.ResponseWriter, r *http.Request) {
w.Header().Add("Content-Type", "text/html") w.Header().Add("Content-Type", "text/html")
fmt.Fprintf(w, `<html><body><pre>Welcome to slenpaste! fmt.Fprintf(w, `<html><body><pre>Welcome to slenpaste!
Upload via curl:
curl -F 'file=@yourfile.txt' http://%s/
Or via wget: Upload a file:
wget --method=POST --body-file=yourfile.txt http://%s/ curl -F 'file=@yourfile.txt' -F 'expiry=1h' http://%s/
Upload from stdin (no file param, expire after 5m):
curl --data-binary @- http://%s/?expiry=5m < yourfile.txt
Upload from stdin and expire on first view:
cat yourfile.txt | curl --data-binary @- "http://%s/?expiry=view"
</pre> </pre>
<form enctype="multipart/form-data" method="post"> <form enctype="multipart/form-data" method="post">
<input type="file" name="file"> <input type="file" name="file">
@@ -58,7 +63,7 @@ Or via wget:
<input type="submit" value="Upload"> <input type="submit" value="Upload">
</form> </form>
</body></html>`, domain, domain) </body></html>`, domain, domain, domain)
} }
func uploadHandler(w http.ResponseWriter, r *http.Request) { func uploadHandler(w http.ResponseWriter, r *http.Request) {
@@ -68,10 +73,14 @@ func uploadHandler(w http.ResponseWriter, r *http.Request) {
} }
var reader io.Reader var reader io.Reader
if err := r.ParseMultipartForm(10 << 20); err == nil {
if file, _, err := r.FormFile("file"); err == nil { contentType := r.Header.Get("Content-Type")
defer file.Close() if strings.HasPrefix(contentType, "multipart/form-data") {
reader = file if err := r.ParseMultipartForm(10 << 20); err == nil {
if file, _, err := r.FormFile("file"); err == nil {
defer file.Close()
reader = file
}
} }
} }
if reader == nil { if reader == nil {
@@ -79,7 +88,7 @@ func uploadHandler(w http.ResponseWriter, r *http.Request) {
defer r.Body.Close() defer r.Body.Close()
} }
expVal := r.FormValue("expiry") expVal := r.URL.Query().Get("expiry")
var dur time.Duration var dur time.Duration
var onView bool var onView bool
switch expVal { switch expVal {
@@ -103,10 +112,16 @@ func uploadHandler(w http.ResponseWriter, r *http.Request) {
return return
} }
defer out.Close() defer out.Close()
if _, err := io.Copy(out, reader); err != nil { n, err := io.Copy(out, reader)
if err != nil {
http.Error(w, "Write error", http.StatusInternalServerError) http.Error(w, "Write error", http.StatusInternalServerError)
return return
} }
if n == 0 {
os.Remove(path)
http.Error(w, "Empty upload", http.StatusBadRequest)
return
}
if dur > 0 || onView { if dur > 0 || onView {
m := meta{ExpireOnView: onView} m := meta{ExpireOnView: onView}
@@ -157,7 +172,7 @@ func viewHandler(w http.ResponseWriter, r *http.Request) {
} }
func main() { func main() {
flag.StringVar(&domain, "domain", "localhost", "domain name for URLs") flag.StringVar(&domain, "domain", "localhost:8080", "domain name for URLs")
flag.StringVar(&listenAddr, "listen", "0.0.0.0:8080", "listen address") flag.StringVar(&listenAddr, "listen", "0.0.0.0:8080", "listen address")
flag.StringVar(&staticDir, "static", "static", "directory to save pastes") flag.StringVar(&staticDir, "static", "static", "directory to save pastes")
flag.DurationVar(&expireDur, "expire", 0, "time after which paste expires (e.g. 5m, 1h)") flag.DurationVar(&expireDur, "expire", 0, "time after which paste expires (e.g. 5m, 1h)")