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Add custom emoji support (#16004)

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6543 1 year ago
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  1. 11
      custom/conf/app.example.ini
  2. 3
      docs/content/doc/advanced/config-cheat-sheet.en-us.md
  3. 23
      modules/markup/html.go
  4. 13
      modules/markup/html_test.go
  5. 10
      modules/setting/setting.go
  6. 1
      modules/structs/settings.go
  7. 3
      modules/templates/helper.go
  8. 1
      routers/api/v1/settings/settings.go
  9. 1
      templates/base/head.tmpl
  10. 7
      templates/swagger/v1_json.tmpl
  11. 7
      web_src/js/features/emoji.js

11
custom/conf/app.example.ini

@ -1029,11 +1029,16 @@ PATH =
;; All available themes. Allow users select personalized themes regardless of the value of `DEFAULT_THEME`.
;THEMES = gitea,arc-green
;;
;;All available reactions users can choose on issues/prs and comments.
;;Values can be emoji alias (:smile:) or a unicode emoji.
;;For custom reactions, add a tightly cropped square image to public/emoji/img/reaction_name.png
;; All available reactions users can choose on issues/prs and comments.
;; Values can be emoji alias (:smile:) or a unicode emoji.
;; For custom reactions, add a tightly cropped square image to public/emoji/img/reaction_name.png
;REACTIONS = +1, -1, laugh, hooray, confused, heart, rocket, eyes
;;
;; Additional Emojis not defined in the utf8 standard
;; By default we support gitea (:gitea:), to add more copy them to public/emoji/img/emoji_name.png and add it to this config.
;; Dont mistake it for Reactions.
;CUSTOM_EMOJIS = gitea
;;
;; Whether the full name of the users should be shown where possible. If the full name isn't set, the username will be used.
;DEFAULT_SHOW_FULL_NAME = false
;;

3
docs/content/doc/advanced/config-cheat-sheet.en-us.md

@ -181,6 +181,9 @@ The following configuration set `Content-Type: application/vnd.android.package-a
- `REACTIONS`: All available reactions users can choose on issues/prs and comments
Values can be emoji alias (:smile:) or a unicode emoji.
For custom reactions, add a tightly cropped square image to public/emoji/img/reaction_name.png
- `CUSTOM_EMOJIS`: **gitea**: Additional Emojis not defined in the utf8 standard.
By default we support gitea (:gitea:), to add more copy them to public/emoji/img/emoji_name.png and
add it to this config.
- `DEFAULT_SHOW_FULL_NAME`: **false**: Whether the full name of the users should be shown where possible. If the full name isn't set, the username will be used.
- `SEARCH_REPO_DESCRIPTION`: **true**: Whether to search within description at repository search on explore page.
- `USE_SERVICE_WORKER`: **true**: Whether to enable a Service Worker to cache frontend assets.

23
modules/markup/html.go

@ -6,7 +6,6 @@ package markup
import (
"bytes"
"fmt"
"io"
"io/ioutil"
"net/url"
@ -66,7 +65,7 @@ var (
blackfridayExtRegex = regexp.MustCompile(`[^:]*:user-content-`)
// EmojiShortCodeRegex find emoji by alias like :smile:
EmojiShortCodeRegex = regexp.MustCompile(`\:[\w\+\-]+\:{1}`)
EmojiShortCodeRegex = regexp.MustCompile(`:[\w\+\-]+:`)
)
// CSS class for action keywords (e.g. "closes: #1")
@ -460,17 +459,14 @@ func createEmoji(content, class, name string) *html.Node {
return span
}
func createCustomEmoji(alias, class string) *html.Node {
func createCustomEmoji(alias string) *html.Node {
span := &html.Node{
Type: html.ElementNode,
Data: atom.Span.String(),
Attr: []html.Attribute{},
}
if class != "" {
span.Attr = append(span.Attr, html.Attribute{Key: "class", Val: class})
span.Attr = append(span.Attr, html.Attribute{Key: "aria-label", Val: alias})
}
span.Attr = append(span.Attr, html.Attribute{Key: "class", Val: "emoji"})
span.Attr = append(span.Attr, html.Attribute{Key: "aria-label", Val: alias})
img := &html.Node{
Type: html.ElementNode,
@ -478,10 +474,8 @@ func createCustomEmoji(alias, class string) *html.Node {
Data: "img",
Attr: []html.Attribute{},
}
if class != "" {
img.Attr = append(img.Attr, html.Attribute{Key: "alt", Val: fmt.Sprintf(`:%s:`, alias)})
img.Attr = append(img.Attr, html.Attribute{Key: "src", Val: fmt.Sprintf(`%s/assets/img/emoji/%s.png`, setting.StaticURLPrefix, alias)})
}
img.Attr = append(img.Attr, html.Attribute{Key: "alt", Val: ":" + alias + ":"})
img.Attr = append(img.Attr, html.Attribute{Key: "src", Val: setting.StaticURLPrefix + "/assets/img/emoji/" + alias + ".png"})
span.AppendChild(img)
return span
@ -948,9 +942,8 @@ func emojiShortCodeProcessor(ctx *RenderContext, node *html.Node) {
converted := emoji.FromAlias(alias)
if converted == nil {
// check if this is a custom reaction
s := strings.Join(setting.UI.Reactions, " ") + "gitea"
if strings.Contains(s, alias) {
replaceContent(node, m[0], m[1], createCustomEmoji(alias, "emoji"))
if _, exist := setting.UI.CustomEmojisMap[alias]; exist {
replaceContent(node, m[0], m[1], createCustomEmoji(alias))
node = node.NextSibling.NextSibling
start = 0
continue

13
modules/markup/html_test.go

@ -284,7 +284,18 @@ func TestRender_emoji(t *testing.T) {
test(
":gitea:",
`<p><span class="emoji" aria-label="gitea"><img alt=":gitea:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/gitea.png"/></span></p>`)
test(
":custom-emoji:",
`<p>:custom-emoji:</p>`)
setting.UI.CustomEmojisMap["custom-emoji"] = ":custom-emoji:"
test(
":custom-emoji:",
`<p><span class="emoji" aria-label="custom-emoji"><img alt=":custom-emoji:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/custom-emoji.png"/></span></p>`)
test(
"这是字符:1::+1: some🐊 \U0001f44d:custom-emoji: :gitea:",
`<p>这是字符:1:<span class="emoji" aria-label="thumbs up">👍</span> some<span class="emoji" aria-label="crocodile">🐊</span> `+
`<span class="emoji" aria-label="thumbs up">👍</span><span class="emoji" aria-label="custom-emoji"><img alt=":custom-emoji:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/custom-emoji.png"/></span> `+
`<span class="emoji" aria-label="gitea"><img alt=":gitea:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/gitea.png"/></span></p>`)
test(
"Some text with 😄 in the middle",
`<p>Some text with <span class="emoji" aria-label="grinning face with smiling eyes">😄</span> in the middle</p>`)

10
modules/setting/setting.go

@ -208,7 +208,9 @@ var (
DefaultTheme string
Themes []string
Reactions []string
ReactionsMap map[string]bool
ReactionsMap map[string]bool `ini:"-"`
CustomEmojis []string
CustomEmojisMap map[string]string `ini:"-"`
SearchRepoDescription bool
UseServiceWorker bool
@ -256,6 +258,8 @@ var (
DefaultTheme: `gitea`,
Themes: []string{`gitea`, `arc-green`},
Reactions: []string{`+1`, `-1`, `laugh`, `hooray`, `confused`, `heart`, `rocket`, `eyes`},
CustomEmojis: []string{`gitea`},
CustomEmojisMap: map[string]string{"gitea": ":gitea:"},
Notification: struct {
MinTimeout time.Duration
TimeoutStep time.Duration
@ -983,6 +987,10 @@ func NewContext() {
for _, reaction := range UI.Reactions {
UI.ReactionsMap[reaction] = true
}
UI.CustomEmojisMap = make(map[string]string)
for _, emoji := range UI.CustomEmojis {
UI.CustomEmojisMap[emoji] = ":" + emoji + ":"
}
}
func parseAuthorizedPrincipalsAllow(values []string) ([]string, bool) {

1
modules/structs/settings.go

@ -18,6 +18,7 @@ type GeneralRepoSettings struct {
type GeneralUISettings struct {
DefaultTheme string `json:"default_theme"`
AllowedReactions []string `json:"allowed_reactions"`
CustomEmojis []string `json:"custom_emojis"`
}
// GeneralAPISettings contains global api settings exposed by it

3
modules/templates/helper.go

@ -90,6 +90,9 @@ func NewFuncMap() []template.FuncMap {
"AllowedReactions": func() []string {
return setting.UI.Reactions
},
"CustomEmojis": func() map[string]string {
return setting.UI.CustomEmojisMap
},
"Safe": Safe,
"SafeJS": SafeJS,
"JSEscape": JSEscape,

1
routers/api/v1/settings/settings.go

@ -25,6 +25,7 @@ func GetGeneralUISettings(ctx *context.APIContext) {
ctx.JSON(http.StatusOK, api.GeneralUISettings{
DefaultTheme: setting.UI.DefaultTheme,
AllowedReactions: setting.UI.Reactions,
CustomEmojis: setting.UI.CustomEmojis,
})
}

1
templates/base/head.tmpl

@ -30,6 +30,7 @@
AppVer: '{{AppVer}}',
AppSubUrl: '{{AppSubUrl}}',
AssetUrlPrefix: '{{AssetUrlPrefix}}',
CustomEmojis: {{CustomEmojis}},
UseServiceWorker: {{UseServiceWorker}},
csrf: '{{.CsrfToken}}',
HighlightJS: {{if .RequireHighlightJS}}true{{else}}false{{end}},

7
templates/swagger/v1_json.tmpl

@ -14481,6 +14481,13 @@
},
"x-go-name": "AllowedReactions"
},
"custom_emojis": {
"type": "array",
"items": {
"type": "string"
},
"x-go-name": "CustomEmojis"
},
"default_theme": {
"type": "string",
"x-go-name": "DefaultTheme"

7
web_src/js/features/emoji.js

@ -1,8 +1,9 @@
import emojis from '../../../assets/emoji.json';
const {AssetUrlPrefix} = window.config;
const {CustomEmojis} = window.config;
const tempMap = {gitea: ':gitea:'};
const tempMap = {...CustomEmojis};
for (const {emoji, aliases} of emojis) {
for (const alias of aliases || []) {
tempMap[alias] = emoji;
@ -23,8 +24,8 @@ for (const key of emojiKeys) {
// retrieve HTML for given emoji name
export function emojiHTML(name) {
let inner;
if (name === 'gitea') {
inner = `<img alt=":${name}:" src="${AssetUrlPrefix}/img/emoji/gitea.png">`;
if (Object.prototype.hasOwnProperty.call(CustomEmojis, name)) {
inner = `<img alt=":${name}:" src="${AssetUrlPrefix}/img/emoji/${name}.png">`;
} else {
inner = emojiString(name);
}

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