owl-blogs/repository.go

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package kiss
import (
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"embed"
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_ "embed"
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"fmt"
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"io/ioutil"
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"os"
"path"
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"gopkg.in/yaml.v2"
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)
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//go:embed embed/initial/base.html
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var base_template string
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//go:embed embed/*
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var static_files embed.FS
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var VERSION = "0.0.1"
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type Repository struct {
name string
}
func CreateRepository(name string) (Repository, error) {
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newRepo := Repository{name: name}
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// check if repository already exists
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if dirExists(newRepo.Dir()) {
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return Repository{}, fmt.Errorf("Repository already exists")
}
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os.Mkdir(newRepo.Dir(), 0755)
os.Mkdir(newRepo.UsersDir(), 0755)
os.Mkdir(newRepo.StaticDir(), 0755)
// copy all files from static_files embed.FS to StaticDir
staticFiles, _ := static_files.ReadDir("embed/initial/static")
for _, file := range staticFiles {
if file.IsDir() {
continue
}
src_data, _ := static_files.ReadFile(file.Name())
os.WriteFile(newRepo.StaticDir()+"/"+file.Name(), src_data, 0644)
}
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// copy repo_base.html to base.html
src_data, _ := static_files.ReadFile("embed/initial/repo_base.html")
os.WriteFile(newRepo.Dir()+"/base.html", src_data, 0644)
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return newRepo, nil
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}
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func OpenRepository(name string) (Repository, error) {
repo := Repository{name: name}
if !dirExists(repo.Dir()) {
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return Repository{}, fmt.Errorf("Repository does not exist: " + repo.Dir())
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}
return repo, nil
}
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func (repo Repository) Dir() string {
return repo.name
}
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func (repo Repository) StaticDir() string {
return path.Join(repo.Dir(), "static")
}
func (repo Repository) UsersDir() string {
return path.Join(repo.Dir(), "users")
}
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func (repo Repository) Template() (string, error) {
// load base.html
path := path.Join(repo.Dir(), "base.html")
base_html, err := ioutil.ReadFile(path)
if err != nil {
return "", err
}
return string(base_html), nil
}
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func (repo Repository) Users() ([]User, error) {
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userNames := listDir(repo.UsersDir())
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users := make([]User, len(userNames))
for i, name := range userNames {
users[i] = User{repo: repo, name: name}
}
return users, nil
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}
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func (repo Repository) CreateUser(name string) (User, error) {
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new_user := User{repo: repo, name: name}
// check if user already exists
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if dirExists(new_user.Dir()) {
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return User{}, fmt.Errorf("User already exists")
}
// creates repo/name folder if it doesn't exist
user_dir := new_user.Dir()
os.Mkdir(user_dir, 0755)
os.Mkdir(path.Join(user_dir, "meta"), 0755)
// create public folder
os.Mkdir(path.Join(user_dir, "public"), 0755)
// create Meta files
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os.WriteFile(path.Join(user_dir, "meta", "VERSION"), []byte(VERSION), 0644)
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os.WriteFile(path.Join(user_dir, "meta", "base.html"), []byte(base_template), 0644)
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meta, _ := yaml.Marshal(UserConfig{
Title: name,
SubTitle: "",
HeaderColor: "#bdd6be",
})
os.WriteFile(new_user.ConfigFile(), meta, 0644)
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return new_user, nil
}
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func (repo Repository) GetUser(name string) (User, error) {
user := User{repo: repo, name: name}
if !dirExists(user.Dir()) {
return User{}, fmt.Errorf("User does not exist")
}
return user, nil
}