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<?php /** * File containing the ezcConsoleQuestionDialogRegexValidator class. * * @package ConsoleTools * @version 1.6.1 * @copyright Copyright (C) 2005-2010 eZ Systems AS. All rights reserved. * @license http://ez.no/licenses/new_bsd New BSD License * @filesource / /* * Regex validator for ezcConsoleQuestionDialog * Validator class for ezcConsoleQuestionDialog objects that validates by * matching a certain regular expression. * * @package ConsoleTools * @version 1.6.1 * * @property string $pattern * The pattern to use for validation. Delimiters and modifiers * included. * @property mixed $default * A default value if no (an empty string) result given. / class ezcConsoleQuestionDialogRegexValidator implements ezcConsoleQuestionDialogValidator { /* * Properties * * @var array(string=>mixed) / protected $properties = array( "pattern" => null, "default" => null, ); /* * Create a new question dialog regex validator. * Create a new question dialog regex validator, which validates the result * specified against a given regular expression. The delimiters and * eventual modifiers must be included in the pattern. If not value is * provided by the user a possibly set $default value is used instead. * * * @param string $pattern Pattern to validate against. * @param mixed $default Default value. * @return void / public function __construct( $pattern, $default = null ) { $this->pattern = $pattern; $this->default = $default; } /* * Returns if the given result is valid. * Returns if the result matches the regular expression. * * @param mixed $result The received result. * @return bool If the result is valid. / public function validate( $result ) { if ( $result === "" ) { return $this->default !== null; } return preg_match( $this->pattern, $result ) > 0; } /* * Returns a fixed version of the result, if possible. * If no result was provided by the user, the default value will be * returned, if set. * * @param mixed $result The received result. * @return mixed The manipulated result. / public function fixup( $result ) { if ( $result === "" && $this->default !== null ) { return $this->default; } return $result; } /* * Returns a string representing valid results. * Returns the string that will be displayed with the question to * indicate valid results to the user and a possibly set default, if * available. * * @return string / public function getResultString() { return "(match {$this->pattern})" . ( $this->default !== null ? " [{$this->default}]" : "" ); } /* * Property read access. * * @param string $propertyName Name of the property. * @return mixed Value of the property or null. * * @throws ezcBasePropertyNotFoundException * If the the desired property is not found. * @ignore / public function __get( $propertyName ) { if ( $this->__isset( $propertyName ) ) { return $this->properties[$propertyName]; } throw new ezcBasePropertyNotFoundException( $propertyName ); } /* * Property write access. * * @param string $propertyName Name of the property. * @param mixed $propertyValue The value for the property. * * @throws ezcBasePropertyNotFoundException * If a the value for the property options is not an instance of * @throws ezcBaseValueException * If a the value for a property is out of range. * @ignore / public function __set( $propertyName, $propertyValue ) { switch ( $propertyName ) { case "pattern": if ( is_string( $propertyValue ) === false \|\| strlen( $propertyValue ) < 2 ) { throw new ezcBaseValueException( $propertyName, $propertyValue, "string, length > 1" ); } break; case "default": if ( is_scalar( $propertyValue ) === false && $propertyValue !== null ) { throw new ezcBaseValueException( $propertyName, $propertyValue, "scalar" ); } break; default: throw new ezcBasePropertyNotFoundException( $propertyName ); } $this->properties[$propertyName] = $propertyValue; } /* * Property isset access. * * @param string $propertyName Name of the property. * @return bool True is the property is set, otherwise false. * @ignore */ public function __isset( $propertyName ) { return array_key_exists( $propertyName, $this->properties ); } } ?>