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Gets the PHP _POST (or _GET) data with correct handling of nested brackets
/**
* Gets the _POST data with correct handling of nested brackets:
* "path[to][data[nested]]=value"
* "path"
* -> "to"
* -> "data[nested]" = value
* @return array
*/
function get_real_post() {
function set_nested_value(&$arr, &$keys, &$value) {
$key = array_shift($keys);
if (count($keys)) {
// Got deeper to go
if (!array_key_exists($key, $arr)) {
// Make sure we can get deeper if we've not hit this key before
$arr[$key] = array();
} elseif (!is_array($arr[$key])) {
// This should never be relevant for well formed input data
throw new Exception("Setting a value and an array with the same key: $key");
}
set_nested_value($arr[$key], $keys, $value);
} elseif (empty($key)) {
// Setting an Array
$arr[] = $value;
} else {
// Setting an Object
$arr[$key] = $value;
}
}
$input = array();
$parts = array();
$pairs = explode("&", file_get_contents("php://input"));
foreach ($pairs as $pair) {
$key_value = explode("=", $pair, 2);
preg_match_all("/([a-zA-Z0-9]*)(?:\[([^\[\]]*(?:(?R)[^\[\]]*)*)\])?/", urldecode($key_value[0]), $parts);
$keys = array($parts[1][0]);
if (!empty($parts[2][0])) {
array_pop($parts[2]); // Remove the blank one on the end
$keys = array_merge($keys, $parts[2]);
}
$value = urldecode($key_value[1]);
if ($value == "true") {
$value = true;
} else if ($value == "false") {
$value = false;
} else if (is_numeric($value)) {
if (strpos($value, ".") !== false) {
$num = floatval($value);
} else {
$num = intval($value);
}
if (strval($num) === $value) {
$value = $num;
}
}
set_nested_value($input, $keys, $value);
}
return $input;
}
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