feat: add local storage for firefox

internal/browingdata/localstorage/localstorage.go

@@ -0,0 +1,140 @@
+package localstorage
+
+import (
+	"bytes"
+	"database/sql"
+	"fmt"
+	"os"
+	"path"
+	"strings"
+
+	"github.com/syndtr/goleveldb/leveldb"
+
+	"hack-browser-data/internal/item"
+	"hack-browser-data/internal/log"
+	"hack-browser-data/internal/utils/typeutil"
+)
+
+type ChromiumLocalStorage []storage
+
+type storage struct {
+	IsMeta bool
+	URL    string
+	Key    string
+	Value  string
+}
+
+func (c *ChromiumLocalStorage) Parse(masterKey []byte) error {
+	home, _ := os.UserHomeDir()
+	db, err := leveldb.OpenFile(path.Join(home, "tmp/Local Storage/leveldb"), nil)
+	if err != nil {
+		return err
+	}
+	// log.Info("parsing local storage now")
+	defer db.Close()
+
+	iter := db.NewIterator(nil, nil)
+	for iter.Next() {
+		key := iter.Key()
+		value := iter.Value()
+		var s = new(storage)
+		s.fillKey(key)
+
+		s.fillValue(value)
+		*c = append(*c, *s)
+	}
+	iter.Release()
+	err = iter.Error()
+	return err
+}
+
+func (c *ChromiumLocalStorage) Name() string {
+	return "localStorage"
+}
+
+func (s *storage) fillKey(b []byte) {
+	keys := bytes.Split(b, []byte("\x00"))
+	if len(keys) == 1 && bytes.HasPrefix(keys[0], []byte("META:")) {
+		s.IsMeta = true
+		s.fillMetaHeader(keys[0])
+	}
+	if len(keys) == 2 && bytes.HasPrefix(keys[0], []byte("_")) {
+		s.fillHeader(keys[0], keys[1])
+	}
+}
+
+func (s *storage) fillMetaHeader(b []byte) {
+	s.URL = string(bytes.Trim(b, "META:"))
+}
+
+func (s *storage) fillHeader(url, key []byte) {
+	s.URL = string(bytes.Trim(url, "_"))
+	s.Key = string(bytes.Trim(key, "\x01"))
+}
+
+// fillValue fills value of the storage
+// TODO: support unicode charter
+func (s *storage) fillValue(b []byte) {
+	t := fmt.Sprintf("%c", b)
+	m := strings.NewReplacer(" ", "", "\x00", "", "\x01", "").Replace(t)
+	s.Value = m
+}
+
+type FirefoxLocalStorage []storage
+
+const (
+	queryFirefoxHistory = `SELECT originKey, key, value FROM webappsstore2`
+	closeJournalMode    = `PRAGMA journal_mode=off`
+)
+
+func (f *FirefoxLocalStorage) Parse(masterKey []byte) error {
+	db, err := sql.Open("sqlite3", item.TempFirefoxLocalStorage)
+	if err != nil {
+		return err
+	}
+	if err != nil {
+		return err
+	}
+	defer os.Remove(item.TempFirefoxLocalStorage)
+	defer db.Close()
+	_, err = db.Exec(closeJournalMode)
+	if err != nil {
+		return err
+	}
+	defer db.Close()
+	rows, err := db.Query(queryFirefoxHistory)
+	if err != nil {
+		return err
+	}
+	defer rows.Close()
+	for rows.Next() {
+		var (
+			originKey, key, value string
+		)
+		if err = rows.Scan(&originKey, &key, &value); err != nil {
+			log.Warn(err)
+		}
+		var s = new(storage)
+		s.fillFirefox(originKey, key, value)
+		*f = append(*f, *s)
+	}
+	return nil
+}
+
+func (s *storage) fillFirefox(originKey, key, value string) {
+	// originKey = moc.buhtig.:https:443
+	p := strings.Split(originKey, ":")
+	h := typeutil.Reverse([]byte(p[0]))
+	if bytes.HasPrefix(h, []byte(".")) {
+		h = h[1:]
+	}
+	if len(p) == 3 {
+		s.URL = fmt.Sprintf("%s://%s:%s", p[1], string(h), p[2])
+	}
+	s.Key = key
+	s.Value = value
+}
+
+func (f *FirefoxLocalStorage) Name() string {
+	return "localStorage"
+}