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<?php |
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/* |
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* This file is a part of HDS (HeBIS Discovery System). HDS is an |
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* extension of the open source library search engine VuFind, that |
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* allows users to search and browse beyond resources. More |
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* Information about VuFind you will find on http://www.vufind.org |
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* |
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* Copyright (C) 2016 |
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* HeBIS Verbundzentrale des HeBIS-Verbundes |
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* Goethe-Universität Frankfurt / Goethe University of Frankfurt |
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* http://www.hebis.de |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program 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 this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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*/ |
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namespace Seboettg\CiteProc\Util; |
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/** |
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* Class StringHelper |
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* @package Seboettg\CiteProc\Util |
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* |
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* @author Sebastian Böttger <[email protected]> |
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*/ |
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class StringHelper |
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{ |
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const PREPOSITIONS = [ |
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'on', 'in', 'at', 'since', 'for', 'ago', 'before', 'to', 'past', 'till', 'until', 'by', 'under', 'below', 'over', |
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'above', 'across', 'through', 'into', 'towards', 'onto', 'from', 'of', 'off', 'about', 'via' |
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]; |
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const ARTICLES = [ |
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'a', 'an', 'the' |
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]; |
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const ADVERBS = [ |
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'yet', 'so', 'just', 'only' |
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]; |
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const CONJUNCTIONS = [ |
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'nor', 'so', 'and', 'or' |
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]; |
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const ADJECTIVES = [ |
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'down', 'up' |
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]; |
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public static function capitalizeAll($text) |
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{ |
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$wordArray = explode(" ", $text); |
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array_walk($wordArray, function (&$word) { |
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$word = ucfirst($word); |
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}); |
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return implode(" ", $wordArray); |
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} |
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public static function capitalizeForTitle($titleString) |
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{ |
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if (preg_match('/(.+[^\<\>][\.:\/;\?\!]\s?)([a-z])(.+)/', $titleString, $match)) { |
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$titleString = $match[1].StringHelper::mb_ucfirst($match[2]).$match[3]; |
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} |
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$wordArray = explode(" ", $titleString); |
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array_walk($wordArray, function (&$word) { |
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$words = explode("-", $word); |
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if (count($words) > 1) { |
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array_walk($words, function (&$w) { |
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$w = StringHelper::keepLowerCase($w) ? $w : StringHelper::mb_ucfirst($w); |
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}); |
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$word = implode("-", $words); |
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} |
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$word = StringHelper::keepLowerCase($word) ? $word : StringHelper::mb_ucfirst($word); |
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}); |
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return implode(" ", $wordArray); |
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} |
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public static function keepLowerCase($word) |
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{ |
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$lowerCase = in_array($word, self::PREPOSITIONS) || |
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in_array($word, self::ARTICLES) || |
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in_array($word, self::CONJUNCTIONS) || |
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in_array($word, self::ADJECTIVES); |
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return $lowerCase; |
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} |
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public static function mb_ucfirst($string, $encoding = 'UTF-8') |
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{ |
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$strlen = mb_strlen($string, $encoding); |
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$firstChar = mb_substr($string, 0, 1, $encoding); |
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$then = mb_substr($string, 1, $strlen - 1, $encoding); |
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$encodings = ['ISO-8859-7']; |
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$encoding = mb_detect_encoding($firstChar, $encodings, true); |
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return in_array($encoding, $encodings) ? $firstChar.$then : mb_strtoupper($firstChar, $encoding) . $then; |
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} |
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} |
seboettg /
citeproc-php
