diff options
| -rw-r--r-- | lib/action.php | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/action.php b/lib/action.php index 87d8a4399..dac0e2583 100644 --- a/lib/action.php +++ b/lib/action.php @@ -952,6 +952,36 @@ class Action extends HTMLOutputter // lawsuit } /** + * Integer value of an argument + * + * @param string $key query key we're interested in + * @param string $defValue optional default value (default null) + * @param string $maxValue optional max value (default null) + * @param string $minValue optional min value (default null) + * + * @return integer integer value + */ + + function int($key, $defValue=null, $maxValue=null, $minValue=null) + { + $arg = strtolower($this->trimmed($key)); + + if (is_null($arg) || !is_integer($arg)) { + return $defValue; + } + + if (!is_null($maxValue)) { + $arg = min($arg, $maxValue); + } + + if (!is_null($minValue)) { + $arg = max($arg, $minValue); + } + + return $arg; + } + + /** * Server error * * @param string $msg error message to display |