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<?php |
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namespace PressCLI\Option; |
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use RuntimeException; |
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use Symfony\Component\Console\Question\Question; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Helper\QuestionHelper; |
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use Symfony\Component\Console\Output\OutputInterface; |
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class Validator |
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{ |
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/** |
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* Validates the configuration against the rules and requests/verifies items. |
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* |
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* @param array $config |
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* @param QuestionHelper $helper |
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* @param InputInterface $input |
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* @param OutputInterface $output |
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* |
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* @return array |
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*/ |
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public static function validate($config, QuestionHelper $helper, InputInterface $input, OutputInterface $output) |
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{ |
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foreach (self::rules() as $ruleKey => $rule) { |
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$value = self::getValue($config, $ruleKey); |
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$value = self::askQuestion($value, $rule, $helper, $input, $output); |
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$config = self::setValue($config, $value, $ruleKey); |
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} |
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return $config; |
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} |
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/** |
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* Sets a configuration value from validation. |
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* |
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* @param array $config |
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* @param string $value |
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* @param string $ruleKey |
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*/ |
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protected static function setValue($config, $value, $ruleKey) |
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{ |
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// For now all validation is 2 levels deep so this should be good for now. |
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$keys = explode(':', $ruleKey); |
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$config[ $keys[0] ][ $keys[1] ] = $value; |
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return $config; |
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} |
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/** |
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* Asks a question of the user. |
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* |
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* @param string $value |
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* @param array $rule |
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* @param QuestionHelper $helper |
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* @param InputInterface $input |
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* @param OutputInterface $output |
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* |
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* @return string |
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*/ |
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protected static function askQuestion($value, $rule, QuestionHelper $helper, InputInterface $input, OutputInterface $output) |
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{ |
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$message = $rule['question']; |
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$verify = isset($rule['verify']) ? (boolean) $rule['verify'] : false; |
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// We should only ask for things when they are empty or requested to verify. |
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if (!$verify && $value) { |
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return $value; |
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} |
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// Ask the question. |
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$questionValue = $value ? " (<info>{$value}</info>)" : ''; |
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$question = new Question("{$message}{$questionValue}: ", $value); |
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$question->setValidator(function ($answer) use ($message) { |
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if (!$answer) { |
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throw new RuntimeException("{$message} is required!"); |
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} |
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return $answer; |
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}); |
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return $helper->ask($input, $output, $question); |
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} |
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/** |
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* Get value from configuration. |
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* |
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* @param array $config |
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* @param string $ruleKey |
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* |
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* @return string |
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*/ |
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protected static function getValue($config, $ruleKey) |
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{ |
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foreach (explode(':', $ruleKey) as $configKey) { |
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$config = isset($config[ $configKey ]) ? $config[ $configKey ] : ''; |
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} |
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if (is_array($config)) { |
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return ''; |
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} |
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return (string) $config; |
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} |
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/** |
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* Validation required rules. |
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* |
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* @return array |
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*/ |
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protected static function rules() |
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{ |
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return [ |
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'database:user' => [ |
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'question' => 'Database User', |
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'verify' => true, |
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], |
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'database:password' => [ |
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'question' => 'Database Password', |
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], |
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'database:prefix' => [ |
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'question' => 'Database Prefix', |
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], |
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'database:name' => [ |
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'question' => 'Database Name', |
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'verify' => true, |
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], |
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'database:host' => [ |
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'question' => 'Database Host', |
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], |
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'user:name' => [ |
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'question' => 'User Login', |
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'verify' => true, |
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], |
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'user:email' => [ |
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'question' => 'Email', |
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'verify' => true, |
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], |
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'user:password' => [ |
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'question' => 'Password', |
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'verify' => true, |
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], |
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'site:title' => [ |
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'question' => 'Site Title', |
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], |
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'site:url' => [ |
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'question' => 'Site URL', |
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'verify' => true, |
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], |
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]; |
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} |
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} |
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DHolloran /
press-cli
