function ArgumentPluginBase::validateArgument

Validate that this argument works. By default, all arguments are valid.

File

core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php, line 1055

Class

ArgumentPluginBase

Base class for argument (contextual filter) handler plugins.

Namespace

Code

public function validateArgument($arg) {
    // By using % in URLs, arguments could be validated twice; this eases
    // that pain.
    if (isset($this->argument_validated)) {
        return $this->argument_validated;
    }
    if ($this->isException($arg)) {
        return $this->argument_validated = TRUE;
    }
    $plugin = $this->getPlugin('argument_validator');
    return $this->argument_validated = $plugin->validateArgument($arg);
}