feat: add Safari cookie extraction from BinaryCookies format (#566)

* feat: add Safari cookie extraction from BinaryCookies format
* fix: use expiry presence instead of current time for HasExpire

browser/safari/extract_cookie.go

@@ -0,0 +1,69 @@
+package safari
+
+import (
+	"fmt"
+	"os"
+	"sort"
+
+	"github.com/moond4rk/binarycookies"
+
+	"github.com/moond4rk/hackbrowserdata/types"
+)
+
+func extractCookies(path string) ([]types.CookieEntry, error) {
+	pages, err := decodeBinaryCookies(path)
+	if err != nil {
+		return nil, err
+	}
+
+	var cookies []types.CookieEntry
+	for _, page := range pages {
+		for _, c := range page.Cookies {
+			hasExpire := !c.Expires.IsZero()
+			cookies = append(cookies, types.CookieEntry{
+				Host:         string(c.Domain),
+				Path:         string(c.Path),
+				Name:         string(c.Name),
+				Value:        string(c.Value),
+				IsSecure:     c.Secure,
+				IsHTTPOnly:   c.HTTPOnly,
+				HasExpire:    hasExpire,
+				IsPersistent: hasExpire,
+				ExpireAt:     c.Expires,
+				CreatedAt:    c.Creation,
+			})
+		}
+	}
+
+	sort.Slice(cookies, func(i, j int) bool {
+		return cookies[i].CreatedAt.After(cookies[j].CreatedAt)
+	})
+	return cookies, nil
+}
+
+func countCookies(path string) (int, error) {
+	pages, err := decodeBinaryCookies(path)
+	if err != nil {
+		return 0, err
+	}
+	var total int
+	for _, page := range pages {
+		total += len(page.Cookies)
+	}
+	return total, nil
+}
+
+func decodeBinaryCookies(path string) ([]binarycookies.Page, error) {
+	f, err := os.Open(path)
+	if err != nil {
+		return nil, fmt.Errorf("open cookies file: %w", err)
+	}
+	defer f.Close()
+
+	jar := binarycookies.New(f)
+	pages, err := jar.Decode()
+	if err != nil {
+		return nil, fmt.Errorf("decode cookies: %w", err)
+	}
+	return pages, nil
+}