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Support selecting theme on the footer (#35741)

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Fixes: https://github.com/go-gitea/gitea/pull/27576
This commit is contained in:
wxiaoguang
2025-10-28 18:25:00 +08:00
committed by GitHub
parent cddff73bbd
commit 6b5563c54a
33 changed files with 254 additions and 59 deletions
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59
services/webtheme/webtheme.go
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@@ -17,9 +17,9 @@ import (
)
var (
availableThemes []*ThemeMetaInfo
availableThemeInternalNames container.Set[string]
themeOnce sync.Once
availableThemes []*ThemeMetaInfo
availableThemeMap map[string]*ThemeMetaInfo
themeOnce sync.Once
)
const (
@@ -28,9 +28,25 @@ const (
)
type ThemeMetaInfo struct {
FileName string
InternalName string
DisplayName string
FileName string
InternalName string
DisplayName string
ColorblindType string
ColorScheme string
}
func (info *ThemeMetaInfo) GetDescription() string {
if info.ColorblindType == "red-green" {
return "Red-green colorblind friendly"
}
return ""
}
func (info *ThemeMetaInfo) GetExtraIconName() string {
if info.ColorblindType == "red-green" {
return "gitea-colorblind-redgreen"
}
return ""
}
func parseThemeMetaInfoToMap(cssContent string) map[string]string {
@@ -54,7 +70,7 @@ func parseThemeMetaInfoToMap(cssContent string) map[string]string {
|('(\\'|[^'])*')
|([^'";]+)
)
\s*;
\s*;?
\s*
)
`
@@ -102,17 +118,19 @@ func parseThemeMetaInfo(fileName, cssContent string) *ThemeMetaInfo {
return themeInfo
}
themeInfo.DisplayName = m["--theme-display-name"]
themeInfo.ColorblindType = m["--theme-colorblind-type"]
themeInfo.ColorScheme = m["--theme-color-scheme"]
return themeInfo
}
func initThemes() {
availableThemes = nil
defer func() {
availableThemeInternalNames = container.Set[string]{}
availableThemeMap = map[string]*ThemeMetaInfo{}
for _, theme := range availableThemes {
availableThemeInternalNames.Add(theme.InternalName)
availableThemeMap[theme.InternalName] = theme
}
if !availableThemeInternalNames.Contains(setting.UI.DefaultTheme) {
if availableThemeMap[setting.UI.DefaultTheme] == nil {
setting.LogStartupProblem(1, log.ERROR, "Default theme %q is not available, please correct the '[ui].DEFAULT_THEME' setting in the config file", setting.UI.DefaultTheme)
}
}()
@@ -147,6 +165,9 @@ func initThemes() {
if availableThemes[i].InternalName == setting.UI.DefaultTheme {
return true
}
if availableThemes[i].ColorblindType != availableThemes[j].ColorblindType {
return availableThemes[i].ColorblindType < availableThemes[j].ColorblindType
}
return availableThemes[i].DisplayName < availableThemes[j].DisplayName
})
if len(availableThemes) == 0 {
@@ -160,7 +181,21 @@ func GetAvailableThemes() []*ThemeMetaInfo {
return availableThemes
}
func IsThemeAvailable(internalName string) bool {
func GetThemeMetaInfo(internalName string) *ThemeMetaInfo {
themeOnce.Do(initThemes)
return availableThemeInternalNames.Contains(internalName)
return availableThemeMap[internalName]
}
// GuaranteeGetThemeMetaInfo guarantees to return a non-nil ThemeMetaInfo,
// to simplify the caller's logic, especially for templates.
// There are already enough warnings messages if the default theme is not available.
func GuaranteeGetThemeMetaInfo(internalName string) *ThemeMetaInfo {
info := GetThemeMetaInfo(internalName)
if info == nil {
info = GetThemeMetaInfo(setting.UI.DefaultTheme)
}
if info == nil {
info = &ThemeMetaInfo{DisplayName: "unavailable", InternalName: "unavailable", FileName: "unavailable"}
}
return info
}