Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Prophecy.
Chris@0:  * (c) Konstantin Kudryashov <ever.zet@gmail.com>
Chris@0:  *     Marcello Duarte <marcello.duarte@gmail.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Prophecy\Argument;
Chris@0: 
Chris@0: /**
Chris@0:  * Arguments wildcarding.
Chris@0:  *
Chris@0:  * @author Konstantin Kudryashov <ever.zet@gmail.com>
Chris@0:  */
Chris@0: class ArgumentsWildcard
Chris@0: {
Chris@0:     /**
Chris@0:      * @var Token\TokenInterface[]
Chris@0:      */
Chris@0:     private $tokens = array();
Chris@0:     private $string;
Chris@0: 
Chris@0:     /**
Chris@0:      * Initializes wildcard.
Chris@0:      *
Chris@0:      * @param array $arguments Array of argument tokens or values
Chris@0:      */
Chris@0:     public function __construct(array $arguments)
Chris@0:     {
Chris@0:         foreach ($arguments as $argument) {
Chris@0:             if (!$argument instanceof Token\TokenInterface) {
Chris@0:                 $argument = new Token\ExactValueToken($argument);
Chris@0:             }
Chris@0: 
Chris@0:             $this->tokens[] = $argument;
Chris@0:         }
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Calculates wildcard match score for provided arguments.
Chris@0:      *
Chris@0:      * @param array $arguments
Chris@0:      *
Chris@0:      * @return false|int False OR integer score (higher - better)
Chris@0:      */
Chris@0:     public function scoreArguments(array $arguments)
Chris@0:     {
Chris@0:         if (0 == count($arguments) && 0 == count($this->tokens)) {
Chris@0:             return 1;
Chris@0:         }
Chris@0: 
Chris@0:         $arguments  = array_values($arguments);
Chris@0:         $totalScore = 0;
Chris@0:         foreach ($this->tokens as $i => $token) {
Chris@0:             $argument = isset($arguments[$i]) ? $arguments[$i] : null;
Chris@0:             if (1 >= $score = $token->scoreArgument($argument)) {
Chris@0:                 return false;
Chris@0:             }
Chris@0: 
Chris@0:             $totalScore += $score;
Chris@0: 
Chris@0:             if (true === $token->isLast()) {
Chris@0:                 return $totalScore;
Chris@0:             }
Chris@0:         }
Chris@0: 
Chris@0:         if (count($arguments) > count($this->tokens)) {
Chris@0:             return false;
Chris@0:         }
Chris@0: 
Chris@0:         return $totalScore;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Returns string representation for wildcard.
Chris@0:      *
Chris@0:      * @return string
Chris@0:      */
Chris@0:     public function __toString()
Chris@0:     {
Chris@0:         if (null === $this->string) {
Chris@0:             $this->string = implode(', ', array_map(function ($token) {
Chris@0:                 return (string) $token;
Chris@0:             }, $this->tokens));
Chris@0:         }
Chris@0: 
Chris@0:         return $this->string;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * @return array
Chris@0:      */
Chris@0:     public function getTokens()
Chris@0:     {
Chris@0:         return $this->tokens;
Chris@0:     }
Chris@0: }