Created
December 16, 2019 12:28
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<?php | |
require 'vendor/autoload.php'; | |
use PhpParser\Error; | |
use PhpParser\NodeDumper; | |
use PhpParser\ParserFactory; | |
use PhpParser\NodeTraverser; | |
use PhpParser\NodeVisitorAbstract; | |
use PhpParser\Node; | |
use PhpParser\Node\Expr\BinaryOp\Concat; | |
use PhpParser\Node\Scalar\String_; | |
$path = 'xxxxx/static/pie/.pie.tif'; | |
$file = file_get_contents($path); | |
$variable = 'aaaa'; | |
$map = []; | |
$tokens = token_get_all($file); | |
$kstr2 = false; | |
foreach ($tokens as $token) { | |
if ($token[0] === T_VARIABLE) { | |
if (!isset($map[$token[1]])) { | |
if (!preg_match('/^\$[a-zA-Z0-9_]+$/', $token[1])) { | |
$file = str_replace($token[1], '$' . $variable++, $file); | |
$map[$token[1]] = $variable; | |
} | |
} | |
} else if ($token[0] === T_CONSTANT_ENCAPSED_STRING) { | |
$text = var_export(eval('return ' . $token[1] . ';'), true); | |
$file = str_replace($token[1], $text, $file); | |
if ($kstr2) { | |
$file = str_replace($token[1], var_export(_kstr2(eval('return ' . $token[1] . ';')), true), $file); | |
$kstr2 = false; | |
} | |
} else if ($token[0] == T_STRING) { | |
if ($token[1] == '_kstr2') { | |
$kstr2 = true; | |
} | |
} | |
} | |
$file = preg_replace_callback("/base64_decode\('(.*?)'\)/", function ($matches) { | |
return '"' . base64_decode($matches[1]) . '"'; | |
}, $file); | |
$file = preg_replace_callback("/_kstr2\('(.*?)'\)/", function ($matches) { | |
return '"' . $matches[1] . '"'; | |
}, $file); | |
$parser = (new ParserFactory)->create(ParserFactory::PREFER_PHP7); | |
$stmts = $parser->parse($file); | |
$traverser = new NodeTraverser(); | |
$traverser->addVisitor(new class extends NodeVisitorAbstract { | |
public function leaveNode(Node $node) { | |
if ($node instanceof Concat) { | |
if ($node->left instanceof String_ && $node->right instanceof String_) { | |
$left = $node->left->value; | |
$right = $node->right->value; | |
return new String_($left . $right); | |
} | |
} | |
} | |
}); | |
$stmts = $traverser->traverse($stmts); | |
$prettyPrinter = new PhpParser\PrettyPrinter\Standard; | |
$file = $prettyPrinter->prettyPrintFile($stmts); | |
file_put_contents('1.php', $file); | |
function _kstr2($aaaa) | |
{ | |
$aaab = strlen($aaaa); $aaac = ''; $aaad = ord($aaaa[0]) - 30; for ($aaae = 1; $aaae < $aaab; $aaae += 2) { if ($aaae + 1 < $aaab) { $aaac .= chr(ord($aaaa[$aaae + 1]) + $aaad); $aaac .= chr(ord($aaaa[$aaae]) + $aaad); | |
} else { $aaac .= chr(ord($aaaa[$aaae]) + $aaad); | |
} | |
} return $aaac; | |
} |
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