routes/util.go (view raw)
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import (
"bytes"
"log"
"net/http"
"os"
"path/filepath"
"slices"
"strings"
securejoin "github.com/cyphar/filepath-securejoin"
"github.com/dimfeld/httptreemux/v5"
"go.alanpearce.eu/elgit/config"
"go.alanpearce.eu/elgit/data"
"go.alanpearce.eu/elgit/git"
)
func isGoModule(gr *git.GitRepo) bool {
_, err := gr.FileContent("go.mod")
return err == nil
}
func getDisplayName(name string) string {
return strings.TrimSuffix(name, ".git")
}
func getDescription(path string) (desc string) {
db, err := os.ReadFile(filepath.Join(path, "description"))
if err == nil {
desc = string(db)
} else {
desc = ""
}
return
}
func (d *deps) isUnlisted(name string) bool {
return slices.Contains(d.c.Repo.Unlisted, name)
}
func (d *deps) isNotAllowed(name string) bool {
return !slices.Contains(d.projects, name)
}
func (d *deps) GetCleanPath(name string) (string, error) {
return securejoin.SecureJoin(
filepath.Join(d.c.Repo.Root, "repositories"),
httptreemux.Clean(name)+".git",
)
}
func ReadProjectsList(c *config.Config) ([]string, error) {
content, err := os.ReadFile(filepath.Join(c.Repo.Root, "projects.list"))
if err != nil {
return nil, err
}
lines := bytes.SplitSeq(content, []byte("\n"))
projects := []string{}
for line := range lines {
projects = append(projects, strings.TrimSuffix(string(line), ".git"))
}
return projects, nil
}
func (d *deps) getAllRepos() *data.Entries {
entries := &data.Entries{
Children: []*data.Entry{},
Map: map[string]*data.Entry{},
}
for _, project := range d.projects {
if project == "" || d.isUnlisted(project) {
continue
}
fullPath := filepath.Join(d.c.Repo.Root, "repositories", project+".git")
// A bare repo should always have at least a HEAD file
if _, err := os.Lstat(filepath.Join(fullPath, "HEAD")); err == nil {
repo, err := git.Open(fullPath, "")
if err != nil {
log.Println(err)
} else {
category, name, found := strings.Cut(project, string(os.PathSeparator))
if !found {
category = ""
name = project
}
r := data.Repository{
Name: name,
Category: category,
Path: fullPath,
Slug: project,
Description: getDescription(fullPath),
}
if cc, err := repo.LastCommit(); err == nil {
r.LastCommit = cc.Author.When
}
entries.Add(r)
}
}
}
entries.Sort()
return entries
}
func setContentDisposition(w http.ResponseWriter, name string) {
h := "inline; filename=\"" + name + "\""
w.Header().Add("Content-Disposition", h)
}
func setGZipMIME(w http.ResponseWriter) {
setMIME(w, "application/gzip")
}
func setMIME(w http.ResponseWriter, mime string) {
w.Header().Add("Content-Type", mime)
}
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