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<?php |
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/** |
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* This file is part of php-simple-regex. |
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* |
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* php-simple-regex is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* php-simple-regex is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with php-simple-regex. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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namespace Mcustiel\PhpSimpleRegex; |
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/** |
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* Represent the result of a search through a string using a regular expression. |
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* This |
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* is an iterable collection of matches. |
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* |
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* @author mcustiel |
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*/ |
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class MatchResult implements \Iterator |
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{ |
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/** |
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* |
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* @var array |
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*/ |
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protected $response; |
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/** |
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* |
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* @var int |
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*/ |
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private $current; |
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/** |
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* |
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* @var int |
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*/ |
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private $count; |
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/** |
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* Class contructor. |
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* |
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* @param array $regexResponse |
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*/ |
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public function __construct(array $regexResponse) |
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{ |
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$this->response = $regexResponse; |
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$this->count = count($this->response); |
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$this->current = 0; |
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} |
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/** |
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* Returns the number of matches found in the subject string for the executed regex. |
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* |
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* @return int |
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*/ |
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public function getMatchesCount() |
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{ |
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return $this->count; |
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} |
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/** |
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* Returns a match for the executed pattern using it's order in the string. |
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* |
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* @param int $index |
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* |
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* @throws \OutOfBoundsException |
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* @return \Mcustiel\PhpSimpleRegex\Match |
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*/ |
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public function getMatchAt($index) |
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{ |
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if (! isset($this->response[$index])) { |
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throw new \OutOfBoundsException('Trying to access a match at an invalid index'); |
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} |
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return new Match($this->response[$index]); |
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} |
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// \Iterable implementation |
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/** |
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* |
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* @return \Mcustiel\PhpSimpleRegex\Match |
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*/ |
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public function current() |
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{ |
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return new Match($this->response[$this->current]); |
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} |
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public function next() |
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{ |
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++ $this->current; |
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} |
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public function key() |
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{ |
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return $this->current; |
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} |
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public function valid() |
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{ |
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return $this->current < $this->count; |
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} |
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public function rewind() |
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{ |
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$this->current = 0; |
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} |
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} |
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mcustiel /
php-simple-regex
