初始提交: Gitea 项目代码

2026-05-30 22:47:36 +08:00
commit f288f76350
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+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package templates
+
+import (
+	"context"
+	"html"
+	"html/template"
+	"strconv"
+
+	activities_model "gitea.dev/models/activities"
+	"gitea.dev/models/avatars"
+	"gitea.dev/models/organization"
+	repo_model "gitea.dev/models/repo"
+	user_model "gitea.dev/models/user"
+	gitea_html "gitea.dev/modules/htmlutil"
+	"gitea.dev/modules/setting"
+	"gitea.dev/modules/util"
+)
+
+type AvatarUtils struct {
+	ctx context.Context
+}
+
+func NewAvatarUtils(ctx context.Context) *AvatarUtils {
+	return &AvatarUtils{ctx: ctx}
+}
+
+// AvatarHTML creates the HTML for an avatar
+func AvatarHTML(src string, size int, class, name string) template.HTML {
+	sizeStr := strconv.Itoa(size)
+	name = util.IfZero(name, "avatar")
+	// use empty alt, otherwise if the image fails to load, the width will follow the "alt" text's width
+	return template.HTML(`<img loading="lazy" alt class="` + html.EscapeString(class) + `" src="` + html.EscapeString(src) + `" title="` + html.EscapeString(name) + `" width="` + sizeStr + `" height="` + sizeStr + `">`)
+}
+
+// Avatar renders user avatars. args: user, size (int), class (string)
+func (au *AvatarUtils) Avatar(item any, others ...any) template.HTML {
+	size, class := gitea_html.ParseSizeAndClass(avatars.DefaultAvatarPixelSize, avatars.DefaultAvatarClass, others...)
+
+	switch t := item.(type) {
+	case *user_model.User:
+		src := t.AvatarLinkWithSize(au.ctx, size*setting.Avatar.RenderedSizeFactor)
+		if src != "" {
+			return AvatarHTML(src, size, class, t.DisplayName())
+		}
+	case *repo_model.Collaborator:
+		src := t.AvatarLinkWithSize(au.ctx, size*setting.Avatar.RenderedSizeFactor)
+		if src != "" {
+			return AvatarHTML(src, size, class, t.DisplayName())
+		}
+	case *organization.Organization:
+		src := t.AsUser().AvatarLinkWithSize(au.ctx, size*setting.Avatar.RenderedSizeFactor)
+		if src != "" {
+			return AvatarHTML(src, size, class, t.AsUser().DisplayName())
+		}
+	}
+
+	return AvatarHTML(avatars.DefaultAvatarLink(), size, class, "")
+}
+
+// AvatarByAction renders user avatars from action. args: action, size (int), class (string)
+func (au *AvatarUtils) AvatarByAction(action *activities_model.Action, others ...any) template.HTML {
+	action.LoadActUser(au.ctx)
+	return au.Avatar(action.ActUser, others...)
+}
+
+// AvatarByEmail renders avatars by email address. args: email, name, size (int), class (string)
+func (au *AvatarUtils) AvatarByEmail(email, name string, others ...any) template.HTML {
+	size, class := gitea_html.ParseSizeAndClass(avatars.DefaultAvatarPixelSize, avatars.DefaultAvatarClass, others...)
+	src := avatars.GenerateEmailAvatarFastLink(au.ctx, email, size*setting.Avatar.RenderedSizeFactor)
+
+	if src != "" {
+		return AvatarHTML(src, size, class, name)
+	}
+
+	return ""
+}