PHP Decode

--TEST--
stream_copy_to_stream() tests
--FILE--
<?php
define('WIN', substr(PHP_OS, 0, 3) == 'WIN');

$initial_file = __DIR__.'/bug38086.txt';
$new_file = __DIR__.'/stream_copy_to_stream.txt';

$src = fopen($initial_file, 'r');
stream_filter_append($src, "string.rot13", STREAM_FILTER_READ);

$dest = fopen($new_file, 'w');
var_dump(stream_copy_to_stream($src, $dest, 0));
fclose($src); fclose($dest);

var_dump(file_get_contents($new_file));
unlink($new_file);

/* --- */

$src = fopen($initial_file, 'r');
stream_filter_append($src, "string.rot13", STREAM_FILTER_READ);

$dest = fopen($new_file, 'w');
var_dump(stream_copy_to_stream($src, $dest, -1));
fclose($src); fclose($dest);
if (WIN) {
  var_dump(str_replace("\r\n","\n", file_get_contents($new_file)));
} else {
  var_dump(file_get_contents($new_file));
}
unlink($new_file);

/* --- */

$src = fopen($initial_file, 'r');
stream_filter_append($src, "string.rot13", STREAM_FILTER_READ);

$dest = fopen($new_file, 'w');
var_dump(stream_copy_to_stream($src, $dest));
fclose($src); fclose($dest);

if (WIN) {
  var_dump(str_replace("\r\n","\n", file_get_contents($new_file)));
} else {
  var_dump(file_get_contents($new_file));
}
unlink($new_file);

/* --- */

$src = fopen($initial_file, 'r');

$dest = fopen($new_file, 'w');
var_dump(stream_copy_to_stream($src, $dest));
fclose($src); fclose($dest);

if (WIN) {
  var_dump(str_replace("\r\n","\n", file_get_contents($new_file)));
} else {
  var_dump(file_get_contents($new_file));
}
unlink($new_file);

/* --- */

$src = fopen($initial_file, 'r');

$dest = fopen($new_file, 'w');
var_dump(stream_copy_to_stream($src, $dest, 1000000));
fclose($src); fclose($dest);

if (WIN) {
  var_dump(str_replace("\r\n","\n", file_get_contents($new_file)));
} else {
  var_dump(file_get_contents($new_file));
}

unlink($new_file);

/* --- */

$src = fopen($initial_file, 'r');

$dest = fopen($new_file, 'w');
var_dump(stream_copy_to_stream($src, $dest, 10));
fclose($src); fclose($dest);

if (WIN) {
  var_dump(str_replace("\r\n","\n", file_get_contents($new_file)));
} else {
  var_dump(file_get_contents($new_file));
}
unlink($new_file);

/* --- */

$src = fopen($initial_file, 'r');

$dest = fopen($new_file, 'w');
var_dump(stream_copy_to_stream($src, $dest, -1));
fclose($src); fclose($dest);

if (WIN) {
  var_dump(str_replace("\r\n","\n", file_get_contents($new_file)));
} else {
  var_dump(file_get_contents($new_file));
}
unlink($new_file);

echo "Done\n";
?>
--EXPECTF--
int(0)
string(0) ""
int(%d)
string(134) "Nabgure qnl
Jura gur cnvaf bs yvsr jba'g one zl jnl
V'yy oernx gurfr punvaf
Gung ubyq zr qbja
V'yy grne lbh qbja vagb zl cevingr uryy
"
int(%d)
string(134) "Nabgure qnl
Jura gur cnvaf bs yvsr jba'g one zl jnl
V'yy oernx gurfr punvaf
Gung ubyq zr qbja
V'yy grne lbh qbja vagb zl cevingr uryy
"
int(%d)
string(134) "Another day
When the pains of life won't bar my way
I'll break these chains
That hold me down
I'll tear you down into my private hell
"
int(%d)
string(134) "Another day
When the pains of life won't bar my way
I'll break these chains
That hold me down
I'll tear you down into my private hell
"
int(%d)
string(10) "Another da"
int(%d)
string(134) "Another day
When the pains of life won't bar my way
I'll break these chains
That hold me down
I'll tear you down into my private hell
"
Done