function emojifyHTML($text)
{
$elementsOpen = array();
$elementsDepth = 0;
while (true) {
$elementFound = preg_match("/<\\s*?([\\/!]?\\w*)(.*?)\\s*?\\>/s", $text, $matches, PREG_OFFSET_CAPTURE, $offsetBytes);
$element = $matches[0][0];
$elementName = $matches[1][0];
$elementText = $matches[2][0];
$elementOffsetBytes = $elementFound ? $matches[0][1] : strlenb($text);
$string = substrb($text, $offsetBytes, $elementOffsetBytes - $offsetBytes);
if ($elementsDepth == 0) {
$string = $this->emojifyText($string);
}
$output .= $string;
if (!$elementFound) {
break;
}
if (!empty($elementName) && substru($elementText, -1) != '/' && !preg_match("/^(area|br|col|hr|img|input|col|param|!)/i", $elementName)) {
if ($elementName[0] != '/') {
$elementsDepth += $this->isFixedElement($elementName);
array_push($elementsOpen, $elementName);
} else {
$elementsDepth -= $this->isFixedElement($elementsOpen[count($elementsOpen) - 1]);
array_pop($elementsOpen);
}
}
$output .= $element;
$offsetBytes = $elementOffsetBytes + strlenb($element);
}
return $output;
}
function verifyHash($text, $algorithm, $hash)
{
$hashCalculated = "";
switch ($algorithm) {
case "bcrypt":
if (substrb($hash, 0, 4) == "\$2y\$" || substrb($hash, 0, 4) == "\$2a\$") {
$hashCalculated = crypt($text, $hash);
}
break;
case "sha256":
if (substrb($hash, 0, 4) == "\$5y\$") {
$prefix = substrb($hash, 0, 4);
$salt = substrb($hash, 4, 32);
$hashCalculated = "{$prefix}{$salt}" . hash("sha256", $salt . $text);
}
break;
}
$ok = !empty($hashCalculated) && strlenb($hashCalculated) == strlenb($hash);
if ($ok) {
for ($i = 0; $i < strlenb($hashCalculated); ++$i) {
$ok &= $hashCalculated[$i] == $hash[$i];
}
}
return $ok;
}
