func articleHandler(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
id := vars["id"]
article, _ := db.GetEntryByArticleID(id)
c := template.HTML(article.Content)
p := &Article{Article: article, Content: c}
path, _ := utils.GetPath()
t := template.Must(template.New("article.tmpl").ParseFiles(path + "/layouts/article.tmpl"))
t.Execute(w, p)
}
// SyncImage, returns hasImage, isPortrait and error
func SyncImage(url string, uniquefilename string) (bool, bool, error) {
hasimage := false
if len(url) == 0 {
return hasimage, true, nil
}
sizes := []string{"128", "512", "1024"}
path, err := utils.GetPath()
if err != nil {
return hasimage, true, err
}
path += "/images/"
os.Mkdir(path, os.ModePerm)
filename := getFilename(url)
picture, err := downloadPicture(path, filename, url)
if err != nil {
return hasimage, true, err
}
hasimage = true
img := picture.Bounds()
height := img.Dy()
width := img.Dx()
portrait := true
if height < width {
portrait = false
}
for _, size := range sizes {
err = resizeImage(path, filename, uniquefilename, size)
if err != nil {
return hasimage, portrait, err
}
}
err = os.Remove(path + filename)
if err != nil {
return hasimage, portrait, err
}
return hasimage, portrait, nil
}