fix: improve extract parsing with proper decoding and error handling (#543)

* fix: implement proper Chromium localStorage LevelDB parsing
* feat: add IsMeta field to StorageEntry and keep META entries
* fix: add error logging for decryption and missing data fields
* fix: address PR review for localStorage parsing
* fix: use naïve instead of café in Latin-1 test to avoid typos false positive
* fix: extension enabled detection and sessionStorage decoding
* fix: session storage origin resolution and extension enabled detection
* fix: address PR review comments for storage parsing

browser/chromium/extract_extension.go

@@ -60,7 +60,7 @@ func extractExtensionsWithKeys(path string, keys []string) ([]types.ExtensionEnt
 			Description: manifest.Get("description").String(),
 			Version:     manifest.Get("version").String(),
 			HomepageURL: manifest.Get("homepage_url").String(),
-			Enabled:     ext.Get("state").Int() == 1,
+			Enabled:     isExtensionEnabled(ext),
 		})
 		return true
 	})
@@ -68,6 +68,17 @@ func extractExtensionsWithKeys(path string, keys []string) ([]types.ExtensionEnt
 	return extensions, nil
 }
 
+// isExtensionEnabled checks whether an extension is enabled.
+// Modern Chrome uses disable_reasons (array): empty [] = enabled, non-empty [1] = disabled.
+// Older Chrome uses state (int): 1 = enabled.
+func isExtensionEnabled(ext gjson.Result) bool {
+	reasons := ext.Get("disable_reasons")
+	if reasons.Exists() {
+		return reasons.IsArray() && len(reasons.Array()) == 0
+	}
+	return ext.Get("state").Int() == 1
+}
+
 // extractOperaExtensions extracts extensions from Opera's Secure Preferences,
 // which stores extension data under "extensions.opsettings" instead of the
 // standard "extensions.settings".