better gallery layout; fix deprecations
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raf 2025-02-08 18:50:46 +03:00
parent 4456e0d0a3
commit 2a73463318
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80
main.go
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@ -4,13 +4,12 @@ import (
"encoding/json"
"flag"
"html/template"
"io"
"log"
"math/rand"
"net/http"
"os"
"path/filepath"
"strconv"
"strings"
"time"
"github.com/sirupsen/logrus"
@ -21,6 +20,49 @@ var images []string
var logger = logrus.New()
var port string
// Okay I admit, this is bad. Just a workaround for now, until I figure out a clean
// way of displaying all images in a grid.
var tmpl = template.Must(template.New("index").Parse(`
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Image Gallery</title>
<style>
body { font-family: Arial, sans-serif; text-align: center; }
.gallery {
column-count: 5;
column-gap: 8px;
}
.gallery a {
display: inline-block;
width: 100%;
margin-bottom: 8px;
}
.gallery img {
width: 100%;
height: auto;
border-radius: 8px;
display: block;
}
@media (max-width: 1024px) { .gallery { column-count: 4; } }
@media (max-width: 768px) { .gallery { column-count: 3; } }
@media (max-width: 480px) { .gallery { column-count: 2; } }
</style>
</head>
<body>
<h1>Image Gallery</h1>
<div class="gallery">
{{range $index, $img := .Images}}
<a href="/api/id?id={{$index}}">
<img src="/api/id?id={{$index}}" alt="Image {{$index}}">
</a>
{{end}}
</div>
</body>
</html>`))
func init() {
// Log as JSON instead of the default ASCII formatter
logger.SetFormatter(&logrus.JSONFormatter{})
@ -40,13 +82,9 @@ func main() {
log.Fatalf("Error reading configuration file: %v", err)
}
port := viper.GetString("server.port")
port = viper.GetString("server.port")
flag.Parse()
if err := viper.ReadInConfig(); err != nil {
log.Fatalf("Error reading configuration file: %v", err)
}
images = getImages()
// Add request logging middleware
@ -84,26 +122,20 @@ func getImages() []string {
return images
}
func sanitizeInput(input string) string {
return template.HTMLEscapeString(input)
}
func homeHandler(w http.ResponseWriter, r *http.Request) {
io.WriteString(w, "<html><body><div style=\"display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); grid-gap: 10px;\">")
for i := range images {
io.WriteString(w, `<a href="/api/id?id=`+strconv.Itoa(i)+`">`)
io.WriteString(w, `<img src="/api/id?id=`+strconv.Itoa(i)+`" style="width: 100%; height: auto;"/>`)
io.WriteString(w, `</a>`)
}
io.WriteString(w, "</div></body></html>")
w.Header().Set("Content-Type", "text/html")
tmpl.Execute(w, struct {
Images []string
}{Images: images})
}
func idHandler(w http.ResponseWriter, r *http.Request) {
id := sanitizeInput(r.URL.Query().Get("id"))
id := r.URL.Query().Get("id")
if id == "" {
http.Error(w, "Missing id", http.StatusBadRequest)
return
}
i, err := strconv.Atoi(id)
if err != nil || i < 0 || i >= len(images) {
http.Error(w, "Invalid id", http.StatusBadRequest)
@ -120,7 +152,7 @@ func idHandler(w http.ResponseWriter, r *http.Request) {
}
func isValidImagePath(path string) bool {
if !filepath.HasPrefix(path, "images/") {
if !strings.HasPrefix(path, "images/") {
return false
}
return true
@ -135,11 +167,13 @@ func listHandler(w http.ResponseWriter, r *http.Request) {
}
imageList = append(imageList, imageInfo)
}
jsonData, err := json.Marshal(imageList)
if err != nil {
http.Error(w, "Internal Server Error", http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.Write(jsonData)
}
@ -155,7 +189,9 @@ func logRequest(next http.Handler) http.Handler {
}
func randomHandler(w http.ResponseWriter, r *http.Request) {
rand.Seed(time.Now().UnixNano())
source := rand.NewSource(time.Now().UnixNano())
rand.New(source)
i := rand.Intn(len(images))
http.Redirect(w, r, "/api/id?id="+strconv.Itoa(i), http.StatusSeeOther)
}