100 lines
1.8 KiB
Go
100 lines
1.8 KiB
Go
package theme
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import (
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"fmt"
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"strings"
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"code.gitea.io/gitea/modules/assetfs"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/public"
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"code.gitea.io/gitea/modules/setting"
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"golang.org/x/sync/singleflight"
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)
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const (
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key string = "load-themes"
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)
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var FriendlyThemes map[string]string
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var (
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group singleflight.Group
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assetFs *assetfs.LayeredFS
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loaded bool
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)
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// LoadThemes loads installed themes
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//
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// Note that you can't just run this during init, because webpack mightn't have completed yet.
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// Hence, we're loading on first demand.
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func LoadThemes() error {
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if loaded {
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return nil
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}
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if assetFs == nil {
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assetFs = public.AssetFS()
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}
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_, err, _ := group.Do(key, func() (interface{}, error) {
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themes, err := loadThemesInner(assetFs)
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if err != nil {
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group.Forget(key)
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} else {
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setting.UI.Themes = themes
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FriendlyThemes = convertToFriendly(themes)
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loaded = true
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}
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return nil, err
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})
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return err
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}
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func loadThemesInner(assetFs *assetfs.LayeredFS) ([]string, error) {
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entries, err := assetFs.ListFiles("assets/css")
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if err != nil {
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return nil, err
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}
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var themes []string
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for _, entry := range entries {
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if !(strings.HasPrefix(entry, "theme-") && strings.HasSuffix(entry, ".css")) {
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continue
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}
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theme := entry[6 : len(entry)-4]
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themes = append(themes, theme)
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log.Info("Found theme: %s", theme)
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}
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if len(themes) > 0 {
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log.Info("Loaded %d themes", len(themes))
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return themes, nil
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} else {
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return nil, fmt.Errorf("no themes found")
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}
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}
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func convertToFriendly(themes []string) map[string]string {
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themesFriendly := make(map[string]string)
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for _, theme := range themes {
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friendly := theme
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friendly = strings.ReplaceAll(friendly, "-", " ")
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friendly = strings.ToLower(friendly)
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friendly = strings.Title(friendly)
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themesFriendly[theme] = friendly
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}
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return themesFriendly
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}
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