mirror of https://github.com/go-gitea/gitea.git
Merge bdda329b6f
into 852547d0dc
This commit is contained in:
commit
b1eccc8975
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@ -319,13 +319,7 @@ func Repos(ctx *context.Context) {
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func Appearance(ctx *context.Context) {
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ctx.Data["Title"] = ctx.Tr("settings.appearance")
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ctx.Data["PageIsSettingsAppearance"] = true
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allThemes := webtheme.GetAvailableThemes()
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if webtheme.IsThemeAvailable(setting.UI.DefaultTheme) {
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allThemes = util.SliceRemoveAll(allThemes, setting.UI.DefaultTheme)
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allThemes = append([]string{setting.UI.DefaultTheme}, allThemes...) // move the default theme to the top
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}
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ctx.Data["AllThemes"] = allThemes
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ctx.Data["AllThemes"] = webtheme.GetAvailableThemes()
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var hiddenCommentTypes *big.Int
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val, err := user_model.GetUserSetting(ctx, ctx.Doer.ID, user_model.SettingsKeyHiddenCommentTypes)
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@ -4,6 +4,7 @@
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package webtheme
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import (
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"regexp"
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"sort"
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"strings"
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"sync"
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@ -12,63 +13,122 @@ import (
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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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"code.gitea.io/gitea/modules/util"
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)
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var (
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availableThemes []string
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availableThemesSet container.Set[string]
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themeOnce sync.Once
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availableThemes []*ThemeMetaInfo
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availableThemeInternalNames container.Set[string]
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themeOnce sync.Once
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)
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const (
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fileNamePrefix = "theme-"
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fileNameSuffix = ".css"
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)
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type ThemeMetaInfo struct {
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FileName string
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InternalName string
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DisplayName string
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IsDarkTheme bool
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}
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// extract CSS vars from CSS, taking the last occurrence in a file to support combined themes like "auto"
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func parseThemeMetaInfoToMap(cssContent string) map[string]string {
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m := map[string]string{}
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for _, v := range []string{"--theme-display-name", "--is-dark-theme"} {
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re := regexp.MustCompile(v + `\s?:\s?["']?([^"';]+)["';]`)
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matches := re.FindAllStringSubmatch(cssContent, -1)
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numMatches := len(matches)
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if numMatches > 0 {
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m[v] = matches[numMatches-1][1]
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}
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}
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return m
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}
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func defaultThemeMetaInfoByFileName(fileName string) *ThemeMetaInfo {
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themeInfo := &ThemeMetaInfo{
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FileName: fileName,
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InternalName: strings.TrimSuffix(strings.TrimPrefix(fileName, fileNamePrefix), fileNameSuffix),
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}
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themeInfo.DisplayName = themeInfo.InternalName
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return themeInfo
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}
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func defaultThemeMetaInfoByInternalName(fileName string) *ThemeMetaInfo {
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return defaultThemeMetaInfoByFileName(fileNamePrefix + fileName + fileNameSuffix)
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}
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func parseThemeMetaInfo(fileName, cssContent string) *ThemeMetaInfo {
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themeInfo := defaultThemeMetaInfoByFileName(fileName)
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m := parseThemeMetaInfoToMap(cssContent)
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if m == nil {
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return themeInfo
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}
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themeInfo.DisplayName = m["--theme-display-name"]
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themeInfo.IsDarkTheme = strings.EqualFold(m["--is-dark-theme"], "true")
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return themeInfo
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}
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func initThemes() {
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availableThemes = nil
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defer func() {
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availableThemesSet = container.SetOf(availableThemes...)
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if !availableThemesSet.Contains(setting.UI.DefaultTheme) {
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availableThemeInternalNames = container.Set[string]{}
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for _, theme := range availableThemes {
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availableThemeInternalNames.Add(theme.InternalName)
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}
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if !availableThemeInternalNames.Contains(setting.UI.DefaultTheme) {
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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)
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}
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}()
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cssFiles, err := public.AssetFS().ListFiles("/assets/css")
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if err != nil {
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log.Error("Failed to list themes: %v", err)
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availableThemes = []string{setting.UI.DefaultTheme}
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availableThemes = []*ThemeMetaInfo{defaultThemeMetaInfoByInternalName(setting.UI.DefaultTheme)}
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return
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}
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var foundThemes []string
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for _, name := range cssFiles {
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name, ok := strings.CutPrefix(name, "theme-")
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if !ok {
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continue
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var foundThemes []*ThemeMetaInfo
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for _, fileName := range cssFiles {
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if strings.HasPrefix(fileName, fileNamePrefix) && strings.HasSuffix(fileName, fileNameSuffix) {
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content, err := public.AssetFS().ReadFile("/assets/css/" + fileName)
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if err != nil {
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log.Error("Failed to read theme file %q: %v", fileName, err)
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continue
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}
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foundThemes = append(foundThemes, parseThemeMetaInfo(fileName, util.UnsafeBytesToString(content)))
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}
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name, ok = strings.CutSuffix(name, ".css")
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if !ok {
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continue
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}
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foundThemes = append(foundThemes, name)
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}
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if len(setting.UI.Themes) > 0 {
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allowedThemes := container.SetOf(setting.UI.Themes...)
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for _, theme := range foundThemes {
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if allowedThemes.Contains(theme) {
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if allowedThemes.Contains(theme.InternalName) {
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availableThemes = append(availableThemes, theme)
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}
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}
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} else {
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availableThemes = foundThemes
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}
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sort.Strings(availableThemes)
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sort.Slice(availableThemes, func(i, j int) bool {
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if availableThemes[i].InternalName == setting.UI.DefaultTheme {
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return true
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}
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return availableThemes[i].DisplayName < availableThemes[j].DisplayName
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})
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if len(availableThemes) == 0 {
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setting.LogStartupProblem(1, log.ERROR, "No theme candidate in asset files, but Gitea requires there should be at least one usable theme")
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availableThemes = []string{setting.UI.DefaultTheme}
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availableThemes = []*ThemeMetaInfo{defaultThemeMetaInfoByInternalName(setting.UI.DefaultTheme)}
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}
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}
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func GetAvailableThemes() []string {
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func GetAvailableThemes() []*ThemeMetaInfo {
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themeOnce.Do(initThemes)
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return availableThemes
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}
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func IsThemeAvailable(name string) bool {
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func IsThemeAvailable(internalName string) bool {
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themeOnce.Do(initThemes)
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return availableThemesSet.Contains(name)
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return availableThemeInternalNames.Contains(internalName)
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}
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@ -0,0 +1,42 @@
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// Copyright 2024 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package webtheme
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestParseThemeMetaInfoToMap(t *testing.T) {
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assert.Equal(t, parseThemeMetaInfoToMap(`
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:root {
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--theme-display-name: unused;
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--theme-display-name: "Dark (Red/Green Colorblind-Friendly)";
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--is-dark-theme: true;
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--color-diff-added-word-bg: #388bfd66;
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--color-diff-added-row-bg: #388bfd26;
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}
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`), map[string]string{
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"--theme-display-name": "Dark (Red/Green Colorblind-Friendly)",
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"--is-dark-theme": "true",
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})
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assert.Equal(t, parseThemeMetaInfoToMap(`
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:root {
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--theme-display-name: unused;
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--is-dark-theme: "true";
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}
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:root {
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--theme-display-name: "unused2";
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--is-dark-theme: "false";
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}
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:root {
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--theme-display-name: Light;
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}
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`), map[string]string{
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"--theme-display-name": "Light",
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"--is-dark-theme": "false",
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})
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}
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@ -18,7 +18,7 @@
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<label>{{ctx.Locale.Tr "settings.ui"}}</label>
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<select name="theme" class="ui dropdown">
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{{range $theme := .AllThemes}}
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<option value="{{$theme}}" {{Iif (eq $.SignedUser.Theme $theme) "selected"}}>{{$theme}}</option>
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<option value="{{$theme.InternalName}}" {{Iif (eq $.SignedUser.Theme $theme.InternalName) "selected"}}>{{$theme.DisplayName}}</option>
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{{end}}
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</select>
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</div>
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@ -1,2 +1,6 @@
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@import "./theme-gitea-light.css" (prefers-color-scheme: light);
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@import "./theme-gitea-dark.css" (prefers-color-scheme: dark);
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:root {
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--theme-display-name: "Auto";
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}
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@ -3,6 +3,7 @@
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/* red/green colorblind-friendly colors */
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/* from GitHub: --diffBlob-addition-*, --diffBlob-deletion-*, etc */
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:root {
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--theme-display-name: "Dark (Red/Green Colorblind-Friendly)";
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--color-diff-added-word-bg: #388bfd66;
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--color-diff-added-row-bg: #388bfd26;
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@ -2,6 +2,7 @@
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@import "../codemirror/dark.css";
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:root {
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--theme-display-name: "Dark";
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--is-dark-theme: true;
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--color-primary: #4183c4;
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--color-primary-contrast: #ffffff;
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@ -3,6 +3,7 @@
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/* red/green colorblind-friendly colors */
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/* from GitHub: --diffBlob-addition-*, --diffBlob-deletion-*, etc */
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:root {
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--theme-display-name: "Light (Red/Green Colorblind-Friendly)";
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--color-diff-added-word-bg: #54aeff66;
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--color-diff-added-row-bg: #ddf4ff80;
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@ -2,6 +2,7 @@
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@import "../codemirror/light.css";
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:root {
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--theme-display-name: "Light";
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--is-dark-theme: false;
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--color-primary: #4183c4;
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--color-primary-contrast: #ffffff;
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