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94 lines
3.0 KiB
PHP
94 lines
3.0 KiB
PHP
<?php
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/*
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*
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* Copyright (C) 2014, Champs Libres Cooperative SCRLFS, <http://www.champs-libres.coop>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* 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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Chill\MainBundle\Search;
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use Chill\MainBundle\Search\SearchInterface;
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use Chill\MainBundle\Search\ParsingException;
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/**
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* This class implements abstract search with most common responses.
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*
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* you should use this abstract class instead of SearchInterface : if the signature of
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* search interface change, the generic method will be implemented here.
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*
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* @author Julien Fastré <julien.fastre@champs-libres.coop>
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*
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*/
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abstract class AbstractSearch implements SearchInterface
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{
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/**
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* parse string expected to be a date and transform to a DateTime object
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*
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* @param type $string
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* @return \DateTime
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* @throws ParsingException if the date is not parseable
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*/
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public function parseDate($string)
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{
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try {
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return new \DateTime($string);
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} catch (ParsingException $ex) {
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$exception = new ParsingException('The date is '
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. 'not parsable', 0, $ex);
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throw $exception;
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}
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}
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/**
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* recompose a pattern, retaining only supported terms
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*
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* the outputted string should be used to show users their search
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*
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* @param array $terms
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* @param array $supportedTerms
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* @param string $domain if your domain is NULL, you should set NULL. You should set used domain instead
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* @return string
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*/
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protected function recomposePattern(array $terms, array $supportedTerms, $domain = NULL)
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{
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$recomposed = '';
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if ($domain !== NULL)
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{
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$recomposed .= '@'.$domain.' ';
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}
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foreach ($supportedTerms as $term) {
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if (array_key_exists($term, $terms) && $term !== '_default') {
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$recomposed .= ' '.$term.':';
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$recomposed .= (mb_stristr(' ', $terms[$term]) === FALSE) ? $terms[$term] : '('.$terms[$term].')';
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}
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}
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if ($terms['_default'] !== '') {
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$recomposed .= ' '.$terms['_default'];
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}
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//strip first character if empty
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if (mb_strcut($recomposed, 0, 1) === ' '){
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$recomposed = mb_strcut($recomposed, 1);
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}
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return $recomposed;
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}
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} |