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<?php
/*
* $Id: Standard.php 10831 2013-05-29 19:32:17Z btowles $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.doctrine-project.org>.
*/
/**
* Doctrine_Search_Analyzer_Standard
*
* @package Doctrine
* @subpackage Search
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @version $Revision$
* @link www.doctrine-project.org
* @since 1.0
*/
class Doctrine_Search_Analyzer_Standard extends Doctrine_Search_Analyzer implements Doctrine_Search_Analyzer_Interface
{
protected static $_stopwords = array(
// Ticket #1787. Fixed searchable behavior numeric evaluation
// Removed the numeric 0-9 from here
'a',
'about',
'after',
'all',
'almost',
'along',
'also',
'although',
'amp',
'an',
'and',
'another',
'any',
'are',
'area',
'arent',
'around',
'as',
'at',
'available',
'back',
'be',
'because',
'been',
'before',
'being',
'best',
'better',
'big',
'bit',
'both',
'but',
'by',
'c',
'came',
'can',
'capable',
'control',
'could',
'course',
'd',
'dan',
'day',
'decided',
'did',
'didn',
'different',
'div',
'do',
'doesn',
'don',
'down',
'drive',
'e',
'each',
'easily',
'easy',
'edition',
'either',
'end',
'enough',
'even',
'every',
'example',
'few',
'find',
'first',
'for',
'found',
'from',
'get',
'go',
'going',
'good',
'got',
'gt',
'had',
'hard',
'has',
'have',
'he',
'her',
'here',
'how',
'i',
'if',
'in',
'into',
'is',
'isn',
'it',
'just',
'know',
'last',
'left',
'li',
'like',
'little',
'll',
'long',
'look',
'lot',
'lt',
'm',
'made',
'make',
'many',
'mb',
'me',
'menu',
'might',
'mm',
'more',
'most',
'much',
'my',
'name',
'nbsp',
'need',
'new',
'no',
'not',
'now',
'number',
'of',
'off',
'old',
'on',
'one',
'only',
'or',
'original',
'other',
'our',
'out',
'over',
'part',
'place',
'point',
'pretty',
'probably',
'problem',
'put',
'quite',
'quot',
'r',
're',
'really',
'results',
'right',
's',
'same',
'saw',
'see',
'set',
'several',
'she',
'sherree',
'should',
'since',
'size',
'small',
'so',
'some',
'something',
'special',
'still',
'stuff',
'such',
'sure',
'system',
't',
'take',
'than',
'that',
'the',
'their',
'them',
'then',
'there',
'these',
'they',
'thing',
'things',
'think',
'this',
'those',
'though',
'through',
'time',
'to',
'today',
'together',
'too',
'took',
'two',
'up',
'us',
'use',
'used',
'using',
've',
'very',
'want',
'was',
'way',
'we',
'well',
'went',
'were',
'what',
'when',
'where',
'which',
'while',
'white',
'who',
'will',
'with',
'would',
'yet',
'you',
'your',
'yours'
);
public function analyze($text, $encoding = null)
{
$text = preg_replace('/[\'`�"]/', '', $text);
$text = Doctrine_Inflector::unaccent($text);
$text = preg_replace('/[^A-Za-z0-9]/', ' ', $text);
$text = str_replace(' ', ' ', $text);
$terms = explode(' ', $text);
$ret = array();
if ( ! empty($terms)) {
foreach ($terms as $i => $term) {
if (empty($term)) {
continue;
}
$lower = strtolower(trim($term));
if (in_array($lower, self::$_stopwords)) {
continue;
}
$ret[$i] = $lower;
}
}
return $ret;
}
}