<?php
/*
Challenge 1: Modify Test::$secret before it's output.
Rules::
1. No use of Reflection API / runkit extension
2. No stopping execution before Test::run()
3. No Exceptions or PHP errors / warnings notices allowed
Hints:
1. Caesar
2. Magic methods
3. Requires a new feature of PHP 5.4
*/
class Test
{
private $secret = 'Nyy lbhe Onfr ner orybat gb hf.';
private $callback;
final public function run()
{
call_user_func($this->callback);
return $this->secret . PHP_EOL;
}
public function __set($k, $v)
{
$key = $v[($v[$v])]; // $v is some kind of weird array
$value = $v(); // and a callback!
$this->{$key} = $value;
}
}
$test = new Test;
// start editing here
function decode($N,$alphabet,$msg){
// Initialization
$M = count($alphabet);
$decrypt = array();
$decode = array();
$encrypted = preg_split("//",$msg, -1, PREG_SPLIT_NO_EMPTY);
// Compute the decoding map
$decode[' '] = ' ';
foreach ($alphabet as $n=>$v){
$decode[$v] = $alphabet[($M+($n-$N)) % $M]; // Compute the decoding map for $v
}
foreach ($encrypted as $v){
$decrypt[] = $decode[$v];
}
return join('',$decrypt);
}
$array = (array) $test;
reset($array);
$first_key = key($array);
print_r($array[$first_key]);
//used this to figure out the count:
// http://rumkin.com/tools/cipher/caesar.php
$key = decode(13,26, $array[$first_key]);
// end editing here
echo $test->run();
Nyy lbhe Onfr ner orybat gb hf.
Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, int given in /in/kpLPO:49
Stack trace:
#0 /in/kpLPO(77): decode(13, 26, 'Nyy lbhe Onfr n...')
#1 {main}
thrown in /in/kpLPO on line 49
Process exited with code 255.
Output for 8.0.0 - 8.0.9
Nyy lbhe Onfr ner orybat gb hf.
Fatal error: Uncaught TypeError: count(): Argument #1 ($var) must be of type Countable|array, int given in /in/kpLPO:49
Stack trace:
#0 /in/kpLPO(77): decode(13, 26, 'Nyy lbhe Onfr n...')
#1 {main}
thrown in /in/kpLPO on line 49
Process exited with code 255.
Nyy lbhe Onfr ner orybat gb hf.
Warning: count(): Parameter must be an array or an object that implements Countable in /in/kpLPO on line 49
Warning: Invalid argument supplied for foreach() in /in/kpLPO on line 57
Notice: Undefined index: N in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: l in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: h in /in/kpLPO on line 62
Notice: Undefined index: e in /in/kpLPO on line 62
Notice: Undefined index: O in /in/kpLPO on line 62
Notice: Undefined index: n in /in/kpLPO on line 62
Notice: Undefined index: f in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: n in /in/kpLPO on line 62
Notice: Undefined index: e in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: o in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: a in /in/kpLPO on line 62
Notice: Undefined index: t in /in/kpLPO on line 62
Notice: Undefined index: g in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: h in /in/kpLPO on line 62
Notice: Undefined index: f in /in/kpLPO on line 62
Notice: Undefined index: . in /in/kpLPO on line 62
Warning: call_user_func() expects parameter 1 to be a valid callback, no array or string given in /in/kpLPO on line 27
Nyy lbhe Onfr ner orybat gb hf.
Output for 7.3.32 - 7.3.33
Nyy lbhe Onfr ner orybat gb hf.
Warning: count(): Parameter must be an array or an object that implements Countable in /in/kpLPO on line 49
Warning: Invalid argument supplied for foreach() in /in/kpLPO on line 57
Warning: call_user_func() expects parameter 1 to be a valid callback, no array or string given in /in/kpLPO on line 27
Nyy lbhe Onfr ner orybat gb hf.
Nyy lbhe Onfr ner orybat gb hf.
Warning: Invalid argument supplied for foreach() in /in/kpLPO on line 57
Notice: Undefined index: N in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: l in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: h in /in/kpLPO on line 62
Notice: Undefined index: e in /in/kpLPO on line 62
Notice: Undefined index: O in /in/kpLPO on line 62
Notice: Undefined index: n in /in/kpLPO on line 62
Notice: Undefined index: f in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: n in /in/kpLPO on line 62
Notice: Undefined index: e in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: o in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: a in /in/kpLPO on line 62
Notice: Undefined index: t in /in/kpLPO on line 62
Notice: Undefined index: g in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: h in /in/kpLPO on line 62
Notice: Undefined index: f in /in/kpLPO on line 62
Notice: Undefined index: . in /in/kpLPO on line 62
Warning: call_user_func() expects parameter 1 to be a valid callback, no array or string given in /in/kpLPO on line 27
Nyy lbhe Onfr ner orybat gb hf.
Nyy lbhe Onfr ner orybat gb hf.
Warning: Invalid argument supplied for foreach() in /in/kpLPO on line 57
Notice: Undefined index: N in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: l in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: h in /in/kpLPO on line 62
Notice: Undefined index: e in /in/kpLPO on line 62
Notice: Undefined index: O in /in/kpLPO on line 62
Notice: Undefined index: n in /in/kpLPO on line 62
Notice: Undefined index: f in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: n in /in/kpLPO on line 62
Notice: Undefined index: e in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: o in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: a in /in/kpLPO on line 62
Notice: Undefined index: t in /in/kpLPO on line 62
Notice: Undefined index: g in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: h in /in/kpLPO on line 62
Notice: Undefined index: f in /in/kpLPO on line 62
Notice: Undefined index: . in /in/kpLPO on line 62
Warning: call_user_func(): First argument is expected to be a valid callback in /in/kpLPO on line 27
Nyy lbhe Onfr ner orybat gb hf.
Output for 5.0.0 - 5.0.1
Nyy lbhe Onfr ner orybat gb hf.
Warning: Invalid argument supplied for foreach() in /in/kpLPO on line 57
Notice: Undefined index: N in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: l in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: h in /in/kpLPO on line 62
Notice: Undefined index: e in /in/kpLPO on line 62
Notice: Undefined index: O in /in/kpLPO on line 62
Notice: Undefined index: n in /in/kpLPO on line 62
Notice: Undefined index: f in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: n in /in/kpLPO on line 62
Notice: Undefined index: e in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: o in /in/kpLPO on line 62
Notice: Undefined index: r in /in/kpLPO on line 62
Notice: Undefined index: y in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: a in /in/kpLPO on line 62
Notice: Undefined index: t in /in/kpLPO on line 62
Notice: Undefined index: g in /in/kpLPO on line 62
Notice: Undefined index: b in /in/kpLPO on line 62
Notice: Undefined index: h in /in/kpLPO on line 62
Notice: Undefined index: f in /in/kpLPO on line 62
Notice: Undefined index: . in /in/kpLPO on line 62
Warning: call_user_func(): First argument is expected to be a valid callback in /in/kpLPO on line 27
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/kpLPO on line 28
Nyy lbhe Onfr ner orybat gb hf.PHP_EOL
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/kpLPO on line 21
Process exited with code 255.
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/kpLPO on line 21
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/kpLPO on line 21
Process exited with code 255.