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<?php |
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/** |
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* Copyright (c) Andreas Heigl<[email protected]> |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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* |
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* @author Andreas Heigl<[email protected]> |
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* @copyright Andreas Heigl |
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* @license http://www.opensource.org/licenses/mit-license.php MIT-License |
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* @since 12.10.2016 |
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* @link http://github.com/heiglandreas/org.heigl.TextStatistics |
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*/ |
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namespace Org_Heigl\TextStatistics\Calculator; |
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use Org_Heigl\TextStatistics\Text; |
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/** |
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* Class FleschReadingEaseCalculator |
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* |
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* This class provides ways to calculate the FleschReadingEase-Index. |
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* |
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* @see https://de.wikipedia.org/wiki/Lesbarkeitsindex |
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* @package Org_Heigl\TextStatistics\Calculator |
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*/ |
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class WienerSachtextFormel4Calculator implements CalculatorInterface |
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{ |
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protected $percentWordsWithMoreThanThreeSyllables; |
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protected $averageSentenceLenght; |
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public function __construct( |
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WordsWithNSyllablesPercentCalculator $percentWordsWithMoreThanThreeSyllables, |
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AverageSentenceLengthCalculator $averageSentenceLenght |
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) { |
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$this->percentWordsWithMoreThanThreeSyllables = $percentWordsWithMoreThanThreeSyllables; |
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$this->averageSentenceLenght = $averageSentenceLenght; |
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} |
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/** |
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* Do the actual calculation of a statistic |
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* |
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* @param Text $text |
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* |
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* @see https://de.wikipedia.org/wiki/Lesbarkeitsindex |
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* @return mixed |
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*/ |
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public function calculate(Text $text) |
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{ |
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return 0.2963 * $this->percentWordsWithMoreThanThreeSyllables->calculate($text) |
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+ 0.1905 * $this->averageSentenceLenght->calculate($text) |
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- 1.1144; |
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} |
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} |
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heiglandreas /
TextStatistics
