全局美化 v2

templates/zz_preview_test.go

@@ -53,13 +53,15 @@ func TestGenPreview(t *testing.T) {
 	// 提问箱主页：带背景图（渐变占位）+ 浅色文字，验证遮罩方向
 	boxData := publicBaseData()
 	boxData["VConsole"] = false
-	boxData["Background"] = "data:image/svg+xml;utf8," +
+	bgURI := "data:image/svg+xml;utf8," +
 		strings.NewReplacer("#", "%23").Replace(
 			`<svg xmlns='http://www.w3.org/2000/svg' width='900' height='500'><defs><linearGradient id='g' x1='0' y1='0' x2='1' y2='1'><stop offset='0' stop-color='#3b6ea5'/><stop offset='1' stop-color='#d98b6a'/></linearGradient></defs><rect width='900' height='500' fill='url(#g)'/></svg>`)
+	// 注意：模板读的是 .PageUser.Background，必须写进 PageUser 里，否则 {{ if .PageUser.Background }} 为假、遮罩类不会渲染
+	boxData["PageUser"].(map[string]interface{})["Background"] = bgURI
 	boxData["PageUser"].(map[string]interface{})["Usernamecolor"] = "#ffffff"
 	boxData["PageUser"].(map[string]interface{})["Introcolor"] = "#ffffff"
 	// 无头 Chrome 里 uk-img 的懒加载不一定触发，这里直接把背景图写进 CSS 便于核对遮罩
-	coverCSS := `<style>.tb-profile-cover{background-image:url("` + boxData["Background"].(string) +
+	coverCSS := `<style>.tb-profile-cover{background-image:url("` + bgURI +
 		`");background-size:cover;background-position:center;}</style>`
 	for _, theme := range []string{"light", "dark"} {
 		box, err := renderToString(t, "question/list", boxData)