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<?php
#
# strip.php /path/to/file key_name
#
# Takes a file as input and a string prefix; reads
# the file as a serialized data blob and removes a
# key with name key_name from the hash.
# Serializes again and writes output to stdout.
#
$file = $_SERVER['argv'][1];
$key = $_SERVER['argv'][2];
function remove_key($array, $name) {
if (array_key_exists($name, $array)) {
unset($array[$name]);
}
return $array;
}
$input = file_get_contents($file);
# Special case for /etc/pear.conf.
if (strncmp($input, "#PEAR_Config 0.9\n", 17) == 0) {
echo substr($input, 0, 17);
$s = substr($input, 17);
} else {
$s = $input;
}
echo serialize(remove_key(unserialize($s), $key));
?>
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