fix emojis not showing in spoiler text (#878)

internal/processing/status/create_test.go

@@ -139,6 +139,41 @@ func (suite *StatusCreateTestSuite) TestProcessStatusMarkdownWithUnderscoreEmoji
 	suite.NotEmpty(apiStatus.Emojis)
 }
 
+func (suite *StatusCreateTestSuite) TestProcessStatusMarkdownWithSpoilerTextEmoji() {
+	ctx := context.Background()
+	creatingAccount := suite.testAccounts["local_account_1"]
+	creatingApplication := suite.testApplications["application_1"]
+
+	statusCreateForm := &model.AdvancedStatusCreateForm{
+		StatusCreateRequest: model.StatusCreateRequest{
+			Status:      "poopoo peepee",
+			SpoilerText: "testing something :rainbow:",
+			MediaIDs:    []string{},
+			Poll:        nil,
+			InReplyToID: "",
+			Sensitive:   false,
+			Visibility:  model.VisibilityPublic,
+			ScheduledAt: "",
+			Language:    "en",
+			Format:      model.StatusFormatMarkdown,
+		},
+		AdvancedVisibilityFlagsForm: model.AdvancedVisibilityFlagsForm{
+			Federated: nil,
+			Boostable: nil,
+			Replyable: nil,
+			Likeable:  nil,
+		},
+	}
+
+	apiStatus, err := suite.status.Create(ctx, creatingAccount, creatingApplication, statusCreateForm)
+	suite.NoError(err)
+	suite.NotNil(apiStatus)
+
+	suite.Equal("<p>poopoo peepee</p>", apiStatus.Content)
+	suite.Equal("testing something :rainbow:", apiStatus.SpoilerText)
+	suite.NotEmpty(apiStatus.Emojis)
+}
+
 func TestStatusCreateTestSuite(t *testing.T) {
 	suite.Run(t, new(StatusCreateTestSuite))
 }

internal/processing/status/util.go

@@ -250,7 +250,7 @@ func (p *processor) ProcessTags(ctx context.Context, form *apimodel.AdvancedStat
 func (p *processor) ProcessEmojis(ctx context.Context, form *apimodel.AdvancedStatusCreateForm, accountID string, status *gtsmodel.Status) error {
 	// for each emoji shortcode in the text, check if it's an enabled
 	// emoji on this instance, and if so, add it to the status
-	emojiShortcodes := util.DeriveEmojisFromText(form.Status)
+	emojiShortcodes := util.DeriveEmojisFromText(form.SpoilerText + "\n\n" + form.Status)
 	status.Emojis = make([]*gtsmodel.Emoji, 0, len(emojiShortcodes))
 	status.EmojiIDs = make([]string, 0, len(emojiShortcodes))