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<?php |
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namespace Keep; |
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// original source: http://kuwamoto.org/2007/12/17/improved-pluralizing-in-php-actionscript-and-ror/ |
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/* |
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The MIT License (MIT) |
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Copyright (c) 2015 |
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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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// ORIGINAL NOTES |
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// |
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// Thanks to http://www.eval.ca/articles/php-pluralize (MIT license) |
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// http://dev.rubyonrails.org/browser/trunk/activesupport/lib/active_support/inflections.rb (MIT license) |
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// http://www.fortunecity.com/bally/durrus/153/gramch13.html |
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// http://www2.gsu.edu/~wwwesl/egw/crump.htm |
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// |
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// Changes (12/17/07) |
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// Major changes |
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// -- |
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// Fixed irregular noun algorithm to use regular expressions just like the original Ruby source. |
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// (this allows for things like fireman -> firemen |
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// Fixed the order of the singular array, which was backwards. |
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// |
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// Minor changes |
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// -- |
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// Removed incorrect pluralization rule for /([^aeiouy]|qu)ies$/ => $1y |
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// Expanded on the list of exceptions for *o -> *oes, and removed rule for buffalo -> buffaloes |
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// Removed dangerous singularization rule for /([^f])ves$/ => $1fe |
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// Added more specific rules for singularizing lives, wives, knives, sheaves, loaves, and leaves and thieves |
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// Added exception to /(us)es$/ => $1 rule for houses => house and blouses => blouse |
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// Added excpetions for feet, geese and teeth |
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// Added rule for deer -> deer |
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// Changes: |
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// Removed rule for virus -> viri |
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// Added rule for potato -> potatoes |
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// Added rule for *us -> *uses |
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/** |
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* Class Inflect |
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* @package Keep |
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*/ |
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class Inflect |
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{ |
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/** |
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* @var array |
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*/ |
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private static $plural = array( |
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'/(quiz)$/i' => "$1zes", |
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'/^(ox)$/i' => "$1en", |
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'/([m|l])ouse$/i' => "$1ice", |
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'/(matr|vert|ind)ix|ex$/i' => "$1ices", |
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'/(x|ch|ss|sh)$/i' => "$1es", |
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'/([^aeiouy]|qu)y$/i' => "$1ies", |
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'/(hive)$/i' => "$1s", |
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'/(?:([^f])fe|([lr])f)$/i' => "$1$2ves", |
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'/(shea|lea|loa|thie)f$/i' => "$1ves", |
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'/sis$/i' => "ses", |
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'/([ti])um$/i' => "$1a", |
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'/(tomat|potat|ech|her|vet)o$/i'=> "$1oes", |
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'/(bu)s$/i' => "$1ses", |
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'/(alias)$/i' => "$1es", |
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'/(octop)us$/i' => "$1i", |
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'/(ax|test)is$/i' => "$1es", |
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'/(us)$/i' => "$1es", |
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'/s$/i' => "s", |
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'/$/' => "s" |
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); |
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/** |
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* @var array |
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*/ |
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private static $singular = array( |
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'/(quiz)zes$/i' => "$1", |
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'/(matr)ices$/i' => "$1ix", |
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'/(vert|ind)ices$/i' => "$1ex", |
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'/^(ox)en$/i' => "$1", |
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'/(alias)es$/i' => "$1", |
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'/(octop|vir)i$/i' => "$1us", |
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'/(cris|ax|test)es$/i' => "$1is", |
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'/(shoe)s$/i' => "$1", |
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'/(o)es$/i' => "$1", |
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'/(bus)es$/i' => "$1", |
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'/([m|l])ice$/i' => "$1ouse", |
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'/(x|ch|ss|sh)es$/i' => "$1", |
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'/(m)ovies$/i' => "$1ovie", |
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'/(s)eries$/i' => "$1eries", |
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'/([^aeiouy]|qu)ies$/i' => "$1y", |
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'/([lr])ves$/i' => "$1f", |
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'/(tive)s$/i' => "$1", |
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'/(hive)s$/i' => "$1", |
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'/(li|wi|kni)ves$/i' => "$1fe", |
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'/(shea|loa|lea|thie)ves$/i'=> "$1f", |
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'/(^analy)ses$/i' => "$1sis", |
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'/((a)naly|(b)a|(d)iagno|(p)arenthe|(p)rogno|(s)ynop|(t)he)ses$/i' => "$1$2sis", |
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'/([ti])a$/i' => "$1um", |
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'/(n)ews$/i' => "$1ews", |
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'/(h|bl)ouses$/i' => "$1ouse", |
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'/(corpse)s$/i' => "$1", |
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'/(us)es$/i' => "$1", |
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'/s$/i' => "" |
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); |
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/** |
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* @var array |
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*/ |
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private static $irregular = array( |
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'move' => 'moves', |
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'foot' => 'feet', |
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'goose' => 'geese', |
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'sex' => 'sexes', |
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'child' => 'children', |
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'man' => 'men', |
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'tooth' => 'teeth', |
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'person' => 'people', |
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'valve' => 'valves' |
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); |
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/** |
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* @var array |
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*/ |
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private static $uncountable = array( |
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'sheep', |
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'fish', |
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'deer', |
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'series', |
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'species', |
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'money', |
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'rice', |
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'information', |
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'equipment' |
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); |
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/** |
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* @param $string |
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* @return null|string|string[] |
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*/ |
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public static function pluralize($string) |
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{ |
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// save some time in the case that singular and plural are the same |
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if (in_array(strtolower($string), self::$uncountable)) { |
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return $string; |
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} |
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// check for irregular singular forms |
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foreach (self::$irregular as $pattern => $result) { |
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$pattern = '/' . $pattern . '$/i'; |
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if (preg_match($pattern, $string)) { |
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return preg_replace($pattern, $result, $string); |
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} |
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} |
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// check for matches using regular expressions |
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foreach (self::$plural as $pattern => $result) { |
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if (preg_match($pattern, $string)) { |
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return preg_replace($pattern, $result, $string); |
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} |
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} |
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return $string; |
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} |
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/** |
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* @param $string |
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* @return null|string|string[] |
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*/ |
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public static function singularize($string) |
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{ |
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// save some time in the case that singular and plural are the same |
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if (in_array(strtolower($string), self::$uncountable)) { |
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return $string; |
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} |
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// check for irregular plural forms |
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foreach (self::$irregular as $result => $pattern) { |
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$pattern = '/' . $pattern . '$/i'; |
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if (preg_match($pattern, $string)) { |
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return preg_replace($pattern, $result, $string); |
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} |
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} |
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// check for matches using regular expressions |
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foreach (self::$singular as $pattern => $result) { |
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if (preg_match($pattern, $string)) { |
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return preg_replace($pattern, $result, $string); |
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} |
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} |
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return $string; |
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} |
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} |
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