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FS as an interface, close #205

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This commit is contained in:
Henrique Dias
2017-08-20 09:21:36 +01:00
parent 600723c224
commit d0cf6c08e8
8 changed files with 64 additions and 36 deletions
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39
filemanager.go
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@@ -89,7 +89,7 @@ var (
// FileManager is a file manager instance. It should be creating using the
// 'New' function and not directly.
type FileManager struct {
// Job cron.
// Cron job to manage schedulings.
Cron *cron.Cron
// The key used to sign the JWT tokens.
@@ -98,6 +98,10 @@ type FileManager struct {
// The static assets.
Assets *rice.Box
// The Store is used to manage users, shareable links and
// other stuff that is saved on the database.
Store *Store
// PrefixURL is a part of the URL that is already trimmed from the request URL before it
// arrives to our handlers. It may be useful when using File Manager as a middleware
// such as in caddy-filemanager plugin. It is only useful in certain situations.
@@ -121,14 +125,20 @@ type FileManager struct {
// A map of events to a slice of commands.
Commands map[string][]string
Store *Store
// NewFS should build a new file system for a given path.
NewFS FSBuilder
}
// Command is a command function.
type Command func(r *http.Request, m *FileManager, u *User) error
// Load loads the configuration from the database.
func (m *FileManager) Load() error {
// FSBuilder is the File System Builder.
type FSBuilder func(scope string) FileSystem
// Setup loads the configuration from the database and configures
// the Assets and the Cron job. It must always be run after
// creating a File Manager object.
func (m *FileManager) Setup() error {
// Creates a new File Manager instance with the Users
// map and Assets box.
m.Assets = rice.MustFindBox("./assets/dist")
@@ -170,7 +180,7 @@ func (m *FileManager) Load() error {
}
// Tries to fetch the users from the database.
users, err := m.Store.Users.Gets()
users, err := m.Store.Users.Gets(m.NewFS)
if err != nil {
return err
}
@@ -353,8 +363,11 @@ type User struct {
// Tells if this user is an admin.
Admin bool `json:"admin"`
// Scope is the path the user has access to.
Scope string `json:"filesystem"`
// FileSystem is the virtual file system the user has access.
FileSystem fileutils.Dir `json:"filesystem"`
FileSystem FileSystem `json:"-"`
// Rules is an array of access and deny rules.
Rules []*Rule `json:"rules"`
@@ -445,8 +458,8 @@ type Store struct {
// UsersStore is the interface to manage users.
type UsersStore interface {
Get(id int) (*User, error)
Gets() ([]*User, error)
Get(id int, builder FSBuilder) (*User, error)
Gets(builder FSBuilder) ([]*User, error)
Save(u *User) error
Update(u *User, fields ...string) error
Delete(id int) error
@@ -479,6 +492,16 @@ type StaticGen interface {
Publish(c *Context, w http.ResponseWriter, r *http.Request) (int, error)
}
// FileSystem is the interface to work with the file system.
type FileSystem interface {
Mkdir(name string, perm os.FileMode) error
OpenFile(name string, flag int, perm os.FileMode) (*os.File, error)
RemoveAll(name string) error
Rename(oldName, newName string) error
Stat(name string) (os.FileInfo, error)
Copy(src, dst string) error
}
// Context contains the needed information to make handlers work.
type Context struct {
*FileManager