Add attachment support for code review comments (#29220)

Fixes #27960, #24411, #12183

---------

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

routers/web/repo/issue.go

@@ -1718,6 +1718,10 @@ func ViewIssue(ctx *context.Context) {
 			for _, codeComments := range comment.Review.CodeComments {
 				for _, lineComments := range codeComments {
 					for _, c := range lineComments {
+						if err := c.LoadAttachments(ctx); err != nil {
+							ctx.ServerError("LoadAttachments", err)
+							return
+						}
 						// Check tag.
 						role, ok = marked[c.PosterID]
 						if ok {

routers/web/repo/pull.go

@@ -970,6 +970,19 @@ func viewPullFiles(ctx *context.Context, specifiedStartCommit, specifiedEndCommi
 		return
 	}
 
+	for _, file := range diff.Files {
+		for _, section := range file.Sections {
+			for _, line := range section.Lines {
+				for _, comment := range line.Comments {
+					if err := comment.LoadAttachments(ctx); err != nil {
+						ctx.ServerError("LoadAttachments", err)
+						return
+					}
+				}
+			}
+		}
+	}
+
 	pb, err := git_model.GetFirstMatchProtectedBranchRule(ctx, pull.BaseRepoID, pull.BaseBranch)
 	if err != nil {
 		ctx.ServerError("LoadProtectedBranch", err)

routers/web/repo/pull_review.go

@@ -15,6 +15,7 @@ import (
 	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/upload"
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/services/forms"
 	pull_service "code.gitea.io/gitea/services/pull"
@@ -50,6 +51,8 @@ func RenderNewCodeCommentForm(ctx *context.Context) {
 		return
 	}
 	ctx.Data["AfterCommitID"] = pullHeadCommitID
+	ctx.Data["IsAttachmentEnabled"] = setting.Attachment.Enabled
+	upload.AddUploadContext(ctx, "comment")
 	ctx.HTML(http.StatusOK, tplNewComment)
 }
 
@@ -75,6 +78,11 @@ func CreateCodeComment(ctx *context.Context) {
 		signedLine *= -1
 	}
 
+	var attachments []string
+	if setting.Attachment.Enabled {
+		attachments = form.Files
+	}
+
 	comment, err := pull_service.CreateCodeComment(ctx,
 		ctx.Doer,
 		ctx.Repo.GitRepo,
@@ -85,6 +93,7 @@ func CreateCodeComment(ctx *context.Context) {
 		!form.SingleReview,
 		form.Reply,
 		form.LatestCommitID,
+		attachments,
 	)
 	if err != nil {
 		ctx.ServerError("CreateCodeComment", err)
@@ -168,6 +177,16 @@ func renderConversation(ctx *context.Context, comment *issues_model.Comment, ori
 		return
 	}
 
+	for _, c := range comments {
+		if err := c.LoadAttachments(ctx); err != nil {
+			ctx.ServerError("LoadAttachments", err)
+			return
+		}
+	}
+
+	ctx.Data["IsAttachmentEnabled"] = setting.Attachment.Enabled
+	upload.AddUploadContext(ctx, "comment")
+
 	ctx.Data["comments"] = comments
 	if ctx.Data["CanMarkConversation"], err = issues_model.CanMarkConversation(ctx, comment.Issue, ctx.Doer); err != nil {
 		ctx.ServerError("CanMarkConversation", err)

routers/web/repo/pull_review_test.go

@@ -39,7 +39,7 @@ func TestRenderConversation(t *testing.T) {
 
 	var preparedComment *issues_model.Comment
 	run("prepare", func(t *testing.T, ctx *context.Context, resp *httptest.ResponseRecorder) {
-		comment, err := pull.CreateCodeComment(ctx, pr.Issue.Poster, ctx.Repo.GitRepo, pr.Issue, 1, "content", "", false, 0, pr.HeadCommitID)
+		comment, err := pull.CreateCodeComment(ctx, pr.Issue.Poster, ctx.Repo.GitRepo, pr.Issue, 1, "content", "", false, 0, pr.HeadCommitID, nil)
 		if !assert.NoError(t, err) {
 			return
 		}