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Restore clipboard content validation

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This commit is contained in:
aftermath2
2023-04-01 12:00:00 +00:00
parent 62df6d590e
commit 12937086d6
1 changed files with 9 additions and 5 deletions
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14
android/app/src/main/java/com/robosats/WebAppInterface.kt
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@ -43,9 +43,6 @@ class WebAppInterface(private val context: MainActivity, private val webView: We
private val UUID_PATTERN = Pattern.compile("^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$", Pattern.CASE_INSENSITIVE)
private val SAFE_STRING_PATTERN = Pattern.compile("^[a-zA-Z0-9\\s_\\-.,:;!?()\\[\\]{}\"]*$")
// Maximum length for input strings
private val MAX_INPUT_LENGTH = 1000
init {
// Check if libraries are loaded and show a toast notification if there's an issue
if (!RoboIdentities.areLibrariesLoaded()) {
@ -108,6 +105,13 @@ class WebAppInterface(private val context: MainActivity, private val webView: We
@JavascriptInterface
fun copyToClipboard(message: String) {
// Validate input
if (!isValidInput(message)) {
Log.e(TAG, "Invalid input for copyToClipboard")
Toast.makeText(context, "Invalid content for clipboard", Toast.LENGTH_SHORT).show()
return
}
try {
// Copy to clipboard
val clipboard = context.getSystemService(Context.CLIPBOARD_SERVICE) as android.content.ClipboardManager
@ -441,8 +445,8 @@ class WebAppInterface(private val context: MainActivity, private val webView: We
safeEvaluateJavascript("javascript:window.AndroidRobosats.onRejectPromise('$uuid', '$encodedError')")
}
private fun isValidInput(input: String?, maxLength: Int = MAX_INPUT_LENGTH): Boolean {
if (input == null || input.isEmpty() || input.length > maxLength) {
private fun isValidInput(input: String?): Boolean {
if (input == null || input.isEmpty()) {
return false
}
return SAFE_STRING_PATTERN.matcher(input).matches()