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message.go
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message.go
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package main
import (
"encoding/gob"
"io"
"log"
"os"
"path"
"path/filepath"
"strings"
)
type Message struct {
Token string
Mode int
Entries []Entry
}
type Entry struct {
Name string
Fs []FInfo
}
func NewMessage(mode int) Message {
return Message{
Token: config.Token,
Mode: mode,
Entries: []Entry{},
}
}
func (msg Message) Encode(w io.Writer) error {
return gob.NewEncoder(w).Encode(msg)
}
func (msg *Message) Decode(r io.Reader) error {
return gob.NewDecoder(r).Decode(msg)
}
func (msg *Message) AddEntry(name string, fs []FInfo) {
msg.Entries = append(msg.Entries, Entry{
Name: name,
Fs: fs,
})
}
func (msg *Message) ExpandEntries(base string, logger *log.Logger) {
entries := []Entry{}
for _, entry := range msg.Entries {
logger.Println("glob " + entry.Name)
list, err := filepath.Glob(path.Join(base, entry.Name))
if err != nil {
logger.Println("glob failed: " + entry.Name)
} else {
for _, name := range list {
fi, err := os.Stat(name)
if err == nil && fi.IsDir() &&
strings.HasPrefix(name, base+"/") &&
!strings.Contains(name, "/.") {
name = strings.TrimPrefix(name, base+"/")
entries = append(entries, Entry{name, nil})
}
}
}
}
msg.Entries = entries
}
func (msg Message) SyncEntries(res *Message, makeDir func(string) Dir) {
for _, entry := range msg.Entries {
dir := makeDir(entry.Name)
if dir != nil {
fs, err := SyncFiles(msg.Mode, dir, entry.Fs)
if err == nil && res != nil {
res.AddEntry(entry.Name, fs)
}
}
}
}