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Monorepo for Tangled
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Go
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import ( "fmt" "net/http" "net/url" "path" "strings" "time"
"tangled.org/core/api/tangled" "tangled.org/core/appview/db" "tangled.org/core/appview/pages" "tangled.org/core/appview/pages/markup" "tangled.org/core/appview/reporesolver" "tangled.org/core/types" xrpcclient "tangled.org/core/xrpc/xrpcclient"
"github.com/go-chi/chi/v5" "github.com/go-git/go-git/v5/plumbing")
func (rp *Repo) Tree(w http.ResponseWriter, r *http.Request) { l := rp.logger.With("handler", "RepoTree") f, err := rp.repoResolver.Resolve(r) if err != nil { l.Error("failed to fully resolve repo", "err", err) return } ref := chi.URLParam(r, "ref") ref, _ = url.PathUnescape(ref) // if the tree path has a trailing slash, let's strip it // so we don't 404 treePath := chi.URLParam(r, "*") treePath, _ = url.PathUnescape(treePath) treePath = strings.TrimSuffix(treePath, "/")
xrpcc := rp.knotMirrorXRPCClient() xrpcResp, err := tangled.GitTempGetTree(r.Context(), xrpcc, treePath, ref, f.RepoDid) if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil { l.Error("failed to call XRPC repo.tree", "xrpcerr", xrpcerr, "err", err) rp.pages.Error503(w) return }
ownerSlashRepo := reporesolver.GetBaseRepoPath(r, f) // redirects tree paths trying to access a blob; in this case the result.Files is unpopulated, // so we can safely redirect to the "parent" (which is the same file). if len(xrpcResp.Files) == 0 && xrpcResp.Parent != nil && *xrpcResp.Parent == treePath { redirectTo := fmt.Sprintf("/%s/blob/%s/%s", ownerSlashRepo, url.PathEscape(ref), *xrpcResp.Parent) http.Redirect(w, r, redirectTo, http.StatusFound) return }
var readmeFile *tangled.GitTempGetTree_TreeEntry // Convert XRPC response to internal types.RepoTreeResponse files := make([]types.NiceTree, len(xrpcResp.Files)) for i, xrpcFile := range xrpcResp.Files { file := types.NiceTree{ Name: xrpcFile.Name, Mode: xrpcFile.Mode, Size: int64(xrpcFile.Size), } // Convert last commit info if present if xrpcFile.Last_commit != nil { commitWhen, _ := time.Parse(time.RFC3339, xrpcFile.Last_commit.When) file.LastCommit = &types.LastCommitInfo{ Hash: plumbing.NewHash(xrpcFile.Last_commit.Hash), Message: xrpcFile.Last_commit.Message, When: commitWhen, } } files[i] = file if markup.IsReadmeFile(xrpcFile.Name, xrpcFile.Mode) { readmeFile = xrpcFile } } sortFiles(files)
var ( readmeFileName string readmeFileContent string ) if readmeFile != nil { bytes, err := tangled.GitTempGetBlob(r.Context(), xrpcc, path.Join(treePath, readmeFile.Name), ref, f.RepoDid) if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil { l.Error("failed to call XRPC git.getBlob", "xrpcerr", xrpcerr, "err", err) rp.pages.Error503(w) return } readmeFileName = readmeFile.Name readmeFileContent = string(bytes) } var breadcrumbs [][]string breadcrumbs = append(breadcrumbs, []string{f.Name, fmt.Sprintf("/%s/tree/%s", ownerSlashRepo, url.PathEscape(ref))}) if treePath != "" { for idx, elem := range strings.Split(treePath, "/") { breadcrumbs = append(breadcrumbs, []string{elem, fmt.Sprintf("%s/%s", breadcrumbs[idx][1], url.PathEscape(elem))}) } }
// Get email to DID mapping for commit author var emails []string if xrpcResp.LastCommit != nil && xrpcResp.LastCommit.Author != nil { emails = append(emails, xrpcResp.LastCommit.Author.Email) } emailToDidMap, err := db.GetEmailToDid(rp.db, emails, true) if err != nil { l.Error("failed to get email to did mapping", "err", err) emailToDidMap = make(map[string]string) }
var lastCommitInfo *types.LastCommitInfo if xrpcResp.LastCommit != nil { when, _ := time.Parse(time.RFC3339, xrpcResp.LastCommit.When) lastCommitInfo = &types.LastCommitInfo{ Hash: plumbing.NewHash(xrpcResp.LastCommit.Hash), Message: xrpcResp.LastCommit.Message, When: when, } if xrpcResp.LastCommit.Author != nil { lastCommitInfo.Author.Name = xrpcResp.LastCommit.Author.Name lastCommitInfo.Author.Email = xrpcResp.LastCommit.Author.Email lastCommitInfo.Author.When, _ = time.Parse(time.RFC3339, xrpcResp.LastCommit.Author.When) } }
user := rp.oauth.GetMultiAccountUser(r) rp.pages.RepoTree(w, pages.RepoTreeParams{ BaseParams: pages.BaseParamsFromContext(r.Context()), BreadCrumbs: breadcrumbs, Path: treePath, RepoInfo: rp.repoResolver.GetRepoInfo(r, user), EmailToDid: emailToDidMap, LastCommitInfo: lastCommitInfo, Ref: xrpcResp.Ref, Parent: derefString(xrpcResp.Parent), DotDot: derefString(xrpcResp.Dotdot), Files: files, ReadmeFileName: readmeFileName, Readme: readmeFileContent, })}
func derefString(s *string) string { if s == nil { return "" } return *s}