bebeboutik/classes/Search.php
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2016-01-04 12:48:08 +01:00

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PHP
Executable File

<?php
/*
* 2007-2011 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
* @author PrestaShop SA <contact@prestashop.com>
* @copyright 2007-2011 PrestaShop SA
* @version Release: $Revision: 9099 $
* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
* International Registered Trademark & Property of PrestaShop SA
*/
define('PS_SEARCH_MAX_WORD_LENGTH', 15);
/* Copied from Drupal search module, except for \x{0}-\x{2f} that has been replaced by \x{0}-\x{2c}\x{2e}-\x{2f} in order to keep the char '-' */
define('PREG_CLASS_SEARCH_EXCLUDE',
'\x{0}-\x{2c}\x{2e}-\x{2f}\x{3a}-\x{40}\x{5b}-\x{60}\x{7b}-\x{bf}\x{d7}\x{f7}\x{2b0}-'.
'\x{385}\x{387}\x{3f6}\x{482}-\x{489}\x{559}-\x{55f}\x{589}-\x{5c7}\x{5f3}-'.
'\x{61f}\x{640}\x{64b}-\x{65e}\x{66a}-\x{66d}\x{670}\x{6d4}\x{6d6}-\x{6ed}'.
'\x{6fd}\x{6fe}\x{700}-\x{70f}\x{711}\x{730}-\x{74a}\x{7a6}-\x{7b0}\x{901}-'.
'\x{903}\x{93c}\x{93e}-\x{94d}\x{951}-\x{954}\x{962}-\x{965}\x{970}\x{981}-'.
'\x{983}\x{9bc}\x{9be}-\x{9cd}\x{9d7}\x{9e2}\x{9e3}\x{9f2}-\x{a03}\x{a3c}-'.
'\x{a4d}\x{a70}\x{a71}\x{a81}-\x{a83}\x{abc}\x{abe}-\x{acd}\x{ae2}\x{ae3}'.
'\x{af1}-\x{b03}\x{b3c}\x{b3e}-\x{b57}\x{b70}\x{b82}\x{bbe}-\x{bd7}\x{bf0}-'.
'\x{c03}\x{c3e}-\x{c56}\x{c82}\x{c83}\x{cbc}\x{cbe}-\x{cd6}\x{d02}\x{d03}'.
'\x{d3e}-\x{d57}\x{d82}\x{d83}\x{dca}-\x{df4}\x{e31}\x{e34}-\x{e3f}\x{e46}-'.
'\x{e4f}\x{e5a}\x{e5b}\x{eb1}\x{eb4}-\x{ebc}\x{ec6}-\x{ecd}\x{f01}-\x{f1f}'.
'\x{f2a}-\x{f3f}\x{f71}-\x{f87}\x{f90}-\x{fd1}\x{102c}-\x{1039}\x{104a}-'.
'\x{104f}\x{1056}-\x{1059}\x{10fb}\x{10fc}\x{135f}-\x{137c}\x{1390}-\x{1399}'.
'\x{166d}\x{166e}\x{1680}\x{169b}\x{169c}\x{16eb}-\x{16f0}\x{1712}-\x{1714}'.
'\x{1732}-\x{1736}\x{1752}\x{1753}\x{1772}\x{1773}\x{17b4}-\x{17db}\x{17dd}'.
'\x{17f0}-\x{180e}\x{1843}\x{18a9}\x{1920}-\x{1945}\x{19b0}-\x{19c0}\x{19c8}'.
'\x{19c9}\x{19de}-\x{19ff}\x{1a17}-\x{1a1f}\x{1d2c}-\x{1d61}\x{1d78}\x{1d9b}-'.
'\x{1dc3}\x{1fbd}\x{1fbf}-\x{1fc1}\x{1fcd}-\x{1fcf}\x{1fdd}-\x{1fdf}\x{1fed}-'.
'\x{1fef}\x{1ffd}-\x{2070}\x{2074}-\x{207e}\x{2080}-\x{2101}\x{2103}-\x{2106}'.
'\x{2108}\x{2109}\x{2114}\x{2116}-\x{2118}\x{211e}-\x{2123}\x{2125}\x{2127}'.
'\x{2129}\x{212e}\x{2132}\x{213a}\x{213b}\x{2140}-\x{2144}\x{214a}-\x{2b13}'.
'\x{2ce5}-\x{2cff}\x{2d6f}\x{2e00}-\x{3005}\x{3007}-\x{303b}\x{303d}-\x{303f}'.
'\x{3099}-\x{309e}\x{30a0}\x{30fb}\x{30fd}\x{30fe}\x{3190}-\x{319f}\x{31c0}-'.
'\x{31cf}\x{3200}-\x{33ff}\x{4dc0}-\x{4dff}\x{a015}\x{a490}-\x{a716}\x{a802}'.
'\x{a806}\x{a80b}\x{a823}-\x{a82b}\x{d800}-\x{f8ff}\x{fb1e}\x{fb29}\x{fd3e}'.
'\x{fd3f}\x{fdfc}-\x{fe6b}\x{feff}-\x{ff0f}\x{ff1a}-\x{ff20}\x{ff3b}-\x{ff40}'.
'\x{ff5b}-\x{ff65}\x{ff70}\x{ff9e}\x{ff9f}\x{ffe0}-\x{fffd}');
define('PREG_CLASS_NUMBERS',
'\x{30}-\x{39}\x{b2}\x{b3}\x{b9}\x{bc}-\x{be}\x{660}-\x{669}\x{6f0}-\x{6f9}'.
'\x{966}-\x{96f}\x{9e6}-\x{9ef}\x{9f4}-\x{9f9}\x{a66}-\x{a6f}\x{ae6}-\x{aef}'.
'\x{b66}-\x{b6f}\x{be7}-\x{bf2}\x{c66}-\x{c6f}\x{ce6}-\x{cef}\x{d66}-\x{d6f}'.
'\x{e50}-\x{e59}\x{ed0}-\x{ed9}\x{f20}-\x{f33}\x{1040}-\x{1049}\x{1369}-'.
'\x{137c}\x{16ee}-\x{16f0}\x{17e0}-\x{17e9}\x{17f0}-\x{17f9}\x{1810}-\x{1819}'.
'\x{1946}-\x{194f}\x{2070}\x{2074}-\x{2079}\x{2080}-\x{2089}\x{2153}-\x{2183}'.
'\x{2460}-\x{249b}\x{24ea}-\x{24ff}\x{2776}-\x{2793}\x{3007}\x{3021}-\x{3029}'.
'\x{3038}-\x{303a}\x{3192}-\x{3195}\x{3220}-\x{3229}\x{3251}-\x{325f}\x{3280}-'.
'\x{3289}\x{32b1}-\x{32bf}\x{ff10}-\x{ff19}');
define('PREG_CLASS_PUNCTUATION',
'\x{21}-\x{23}\x{25}-\x{2a}\x{2c}-\x{2f}\x{3a}\x{3b}\x{3f}\x{40}\x{5b}-\x{5d}'.
'\x{5f}\x{7b}\x{7d}\x{a1}\x{ab}\x{b7}\x{bb}\x{bf}\x{37e}\x{387}\x{55a}-\x{55f}'.
'\x{589}\x{58a}\x{5be}\x{5c0}\x{5c3}\x{5f3}\x{5f4}\x{60c}\x{60d}\x{61b}\x{61f}'.
'\x{66a}-\x{66d}\x{6d4}\x{700}-\x{70d}\x{964}\x{965}\x{970}\x{df4}\x{e4f}'.
'\x{e5a}\x{e5b}\x{f04}-\x{f12}\x{f3a}-\x{f3d}\x{f85}\x{104a}-\x{104f}\x{10fb}'.
'\x{1361}-\x{1368}\x{166d}\x{166e}\x{169b}\x{169c}\x{16eb}-\x{16ed}\x{1735}'.
'\x{1736}\x{17d4}-\x{17d6}\x{17d8}-\x{17da}\x{1800}-\x{180a}\x{1944}\x{1945}'.
'\x{2010}-\x{2027}\x{2030}-\x{2043}\x{2045}-\x{2051}\x{2053}\x{2054}\x{2057}'.
'\x{207d}\x{207e}\x{208d}\x{208e}\x{2329}\x{232a}\x{23b4}-\x{23b6}\x{2768}-'.
'\x{2775}\x{27e6}-\x{27eb}\x{2983}-\x{2998}\x{29d8}-\x{29db}\x{29fc}\x{29fd}'.
'\x{3001}-\x{3003}\x{3008}-\x{3011}\x{3014}-\x{301f}\x{3030}\x{303d}\x{30a0}'.
'\x{30fb}\x{fd3e}\x{fd3f}\x{fe30}-\x{fe52}\x{fe54}-\x{fe61}\x{fe63}\x{fe68}'.
'\x{fe6a}\x{fe6b}\x{ff01}-\x{ff03}\x{ff05}-\x{ff0a}\x{ff0c}-\x{ff0f}\x{ff1a}'.
'\x{ff1b}\x{ff1f}\x{ff20}\x{ff3b}-\x{ff3d}\x{ff3f}\x{ff5b}\x{ff5d}\x{ff5f}-'.
'\x{ff65}');
/**
* Matches all CJK characters that are candidates for auto-splitting
* (Chinese, Japanese, Korean).
* Contains kana and BMP ideographs.
*/
define('PREG_CLASS_CJK', '\x{3041}-\x{30ff}\x{31f0}-\x{31ff}\x{3400}-\x{4db5}\x{4e00}-\x{9fbb}\x{f900}-\x{fad9}');
class SearchCore
{
public static function sanitize($string, $id_lang, $indexation = false)
{
$string = Tools::strtolower(strip_tags($string));
$string = html_entity_decode($string, ENT_NOQUOTES, 'utf-8');
$string = preg_replace('/(['.PREG_CLASS_NUMBERS.']+)['.PREG_CLASS_PUNCTUATION.']+(?=['.PREG_CLASS_NUMBERS.'])/u', '\1', $string);
$string = preg_replace('/['.PREG_CLASS_SEARCH_EXCLUDE.']+/u', ' ', $string);
if ($indexation)
$string = preg_replace('/[._-]+/', '', $string);
else
{
$string = preg_replace('/[._]+/', '', $string);
$string = ltrim(preg_replace('/([^ ])-/', '$1', ' '.$string));
$string = preg_replace('/[._]+/', '', $string);
$string = preg_replace('/[^\s]-+/', '', $string);
}
$blacklist = Configuration::get('PS_SEARCH_BLACKLIST', (int)$id_lang);
if (!empty($blacklist))
{
$string = preg_replace('/(?<=\s)('.$blacklist.')(?=\s)/Su', '', $string);
$string = preg_replace('/^('.$blacklist.')(?=\s)/Su', '', $string);
$string = preg_replace('/(?<=\s)('.$blacklist.')$/Su', '', $string);
$string = preg_replace('/^('.$blacklist.')$/Su', '', $string);
}
if (!$indexation)
{
$alias = new Alias(NULL, $string);
if (Validate::isLoadedObject($alias))
$string = $alias->search;
}
if ($indexation)
{
$minWordLen = (int)Configuration::get('PS_SEARCH_MINWORDLEN');
if ($minWordLen > 1)
{
$minWordLen -= 1;
$string = preg_replace('/(?<=\s)[^\s]{1,'.$minWordLen.'}(?=\s)/Su', ' ', $string);
$string = preg_replace('/^[^\s]{1,'.$minWordLen.'}(?=\s)/Su', '', $string);
$string = preg_replace('/(?<=\s)[^\s]{1,'.$minWordLen.'}$/Su', '', $string);
$string = preg_replace('/^[^\s]{1,'.$minWordLen.'}$/Su', '', $string);
}
}
$string = trim(preg_replace('/\s+/', ' ', $string));
return $string;
}
public static function find($id_lang, $expr, $pageNumber = 1, $pageSize = 1, $orderBy = 'position', $orderWay = 'desc', $ajax = false, $useCookie = true)
{
global $cookie;
$db = Db::getInstance(_PS_USE_SQL_SLAVE_);
// Only use cookie if id_customer is not present
if ($useCookie)
$id_customer = (int)$cookie->id_customer;
else
$id_customer = 0;
// TODO : smart page management
if ($pageNumber < 1) $pageNumber = 1;
if ($pageSize < 1) $pageSize = 1;
if (!Validate::isOrderBy($orderBy) OR !Validate::isOrderWay($orderWay))
return false;
$intersectArray = array();
$scoreArray = array();
$words = explode(' ', Search::sanitize($expr, (int)$id_lang));
foreach ($words AS $key => $word)
if (!empty($word) AND strlen($word) >= (int)Configuration::get('PS_SEARCH_MINWORDLEN'))
{
$word = str_replace('%', '\\%', $word);
$word = str_replace('_', '\\_', $word);
$intersectArray[] = 'SELECT id_product
FROM '._DB_PREFIX_.'search_word sw
LEFT JOIN '._DB_PREFIX_.'search_index si ON sw.id_word = si.id_word
WHERE sw.id_lang = '.(int)$id_lang.'
AND sw.word LIKE
'.($word[0] == '-'
? ' \''.pSQL(Tools::substr($word, 1, PS_SEARCH_MAX_WORD_LENGTH)).'%\''
: '\''.pSQL(Tools::substr($word, 0, PS_SEARCH_MAX_WORD_LENGTH)).'%\''
);
if ($word[0] != '-')
$scoreArray[] = 'sw.word LIKE \''.pSQL(Tools::substr($word, 0, PS_SEARCH_MAX_WORD_LENGTH)).'%\'';
}
else
unset($words[$key]);
if (!sizeof($words))
return ($ajax ? array() : array('total' => 0, 'result' => array()));
$score = '';
if (sizeof($scoreArray))
$score = ',(
SELECT SUM(weight)
FROM '._DB_PREFIX_.'search_word sw
LEFT JOIN '._DB_PREFIX_.'search_index si ON sw.id_word = si.id_word
WHERE sw.id_lang = '.(int)$id_lang.'
AND si.id_product = p.id_product
AND ('.implode(' OR ', $scoreArray).')
) position';
$result = $db->ExecuteS('
SELECT cp.`id_product`
FROM `'._DB_PREFIX_.'category_group` cg
INNER JOIN `'._DB_PREFIX_.'category_product` cp ON cp.`id_category` = cg.`id_category`
INNER JOIN `'._DB_PREFIX_.'category` c ON cp.`id_category` = c.`id_category`
INNER JOIN `'._DB_PREFIX_.'product` p ON cp.`id_product` = p.`id_product`
WHERE c.`active` = 1 AND p.`active` = 1 AND indexed = 1
AND cg.`id_group` '.(!$id_customer ? '= 1' : 'IN (
SELECT id_group FROM '._DB_PREFIX_.'customer_group
WHERE id_customer = '.(int)$id_customer.'
)'), false);
$eligibleProducts = array();
while ($row = $db->nextRow($result))
$eligibleProducts[] = $row['id_product'];
foreach ($intersectArray as $query)
{
$result = $db->ExecuteS($query, false);
$eligibleProducts2 = array();
while ($row = $db->nextRow($result))
$eligibleProducts2[] = $row['id_product'];
$eligibleProducts = array_intersect($eligibleProducts, $eligibleProducts2);
if (!count($eligibleProducts))
return ($ajax ? array() : array('total' => 0, 'result' => array()));
}
array_unique($eligibleProducts);
$productPool = '';
foreach ($eligibleProducts AS $id_product)
if ($id_product)
$productPool .= (int)$id_product.',';
if (empty($productPool))
return ($ajax ? array() : array('total' => 0, 'result' => array()));
$productPool = ((strpos($productPool, ',') === false) ? (' = '.(int)$productPool.' ') : (' IN ('.rtrim($productPool, ',').') '));
if ($ajax)
{
return $db->ExecuteS('
SELECT DISTINCT p.id_product, pl.name pname, cl.name cname,
cl.link_rewrite crewrite, pl.link_rewrite prewrite '.$score.'
FROM '._DB_PREFIX_.'product p
INNER JOIN `'._DB_PREFIX_.'product_lang` pl ON (p.`id_product` = pl.`id_product` AND pl.`id_lang` = '.(int)$id_lang.')
INNER JOIN `'._DB_PREFIX_.'category_lang` cl ON (p.`id_category_default` = cl.`id_category` AND cl.`id_lang` = '.(int)$id_lang.')
WHERE p.`id_product` '.$productPool.'
ORDER BY position DESC LIMIT 10');
}
$queryResults = '
SELECT p.*, pl.`description_short`, pl.`available_now`, pl.`available_later`, pl.`link_rewrite`, pl.`name`,
tax.`rate`, i.`id_image`, il.`legend`, m.`name` manufacturer_name '.$score.', DATEDIFF(p.`date_add`, DATE_SUB(NOW(), INTERVAL '.(Validate::isUnsignedInt(Configuration::get('PS_NB_DAYS_NEW_PRODUCT')) ? Configuration::get('PS_NB_DAYS_NEW_PRODUCT') : 20).' DAY)) > 0 new
FROM '._DB_PREFIX_.'product p
INNER JOIN `'._DB_PREFIX_.'product_lang` pl ON (p.`id_product` = pl.`id_product` AND pl.`id_lang` = '.(int)$id_lang.')
LEFT JOIN `'._DB_PREFIX_.'tax_rule` tr ON (p.`id_tax_rules_group` = tr.`id_tax_rules_group`
AND tr.`id_country` = '.(int)Country::getDefaultCountryId().'
AND tr.`id_state` = 0)
LEFT JOIN `'._DB_PREFIX_.'tax` tax ON (tax.`id_tax` = tr.`id_tax`)
LEFT JOIN `'._DB_PREFIX_.'manufacturer` m ON m.`id_manufacturer` = p.`id_manufacturer`
LEFT JOIN `'._DB_PREFIX_.'image` i ON (i.`id_product` = p.`id_product` AND i.`cover` = 1)
LEFT JOIN `'._DB_PREFIX_.'image_lang` il ON (i.`id_image` = il.`id_image` AND il.`id_lang` = '.(int)$id_lang.')
WHERE p.`id_product` '.$productPool.'
'.($orderBy ? 'ORDER BY '.$orderBy : '').($orderWay ? ' '.$orderWay : '').'
LIMIT '.(int)(($pageNumber - 1) * $pageSize).','.(int)$pageSize;
$result = $db->ExecuteS($queryResults);
$total = $db->getValue('SELECT COUNT(*)
FROM '._DB_PREFIX_.'product p
INNER JOIN `'._DB_PREFIX_.'product_lang` pl ON (p.`id_product` = pl.`id_product` AND pl.`id_lang` = '.(int)$id_lang.')
LEFT JOIN `'._DB_PREFIX_.'tax_rule` tr ON (p.`id_tax_rules_group` = tr.`id_tax_rules_group`
AND tr.`id_country` = '.(int)Country::getDefaultCountryId().'
AND tr.`id_state` = 0)
LEFT JOIN `'._DB_PREFIX_.'tax` tax ON (tax.`id_tax` = tr.`id_tax`)
LEFT JOIN `'._DB_PREFIX_.'manufacturer` m ON m.`id_manufacturer` = p.`id_manufacturer`
LEFT JOIN `'._DB_PREFIX_.'image` i ON (i.`id_product` = p.`id_product` AND i.`cover` = 1)
LEFT JOIN `'._DB_PREFIX_.'image_lang` il ON (i.`id_image` = il.`id_image` AND il.`id_lang` = '.(int)$id_lang.')
WHERE p.`id_product` '.$productPool);
if (!$result)
$resultProperties = false;
else
$resultProperties = Product::getProductsProperties((int)$id_lang, $result);
return array('total' => $total,'result' => $resultProperties);
}
public static function getTags($db, $id_product, $id_lang)
{
$tags = '';
$tagsArray = $db->ExecuteS('
SELECT t.name FROM '._DB_PREFIX_.'product_tag pt
LEFT JOIN '._DB_PREFIX_.'tag t ON (pt.id_tag = t.id_tag AND t.id_lang = '.(int)$id_lang.')
WHERE pt.id_product = '.(int)$id_product);
foreach ($tagsArray AS $tag)
$tags .= $tag['name'].' ';
return $tags;
}
public static function getAttributes($db, $id_product, $id_lang)
{
$attributes = '';
$attributesArray = $db->ExecuteS('
SELECT al.name FROM '._DB_PREFIX_.'product_attribute pa
INNER JOIN '._DB_PREFIX_.'product_attribute_combination pac ON pa.id_product_attribute = pac.id_product_attribute
INNER JOIN '._DB_PREFIX_.'attribute_lang al ON (pac.id_attribute = al.id_attribute AND al.id_lang = '.(int)$id_lang.')
WHERE pa.id_product = '.(int)$id_product);
foreach ($attributesArray AS $attribute)
$attributes .= $attribute['name'].' ';
return $attributes;
}
public static function getFeatures($db, $id_product, $id_lang)
{
$features = '';
$featuresArray = $db->ExecuteS('
SELECT fvl.value FROM '._DB_PREFIX_.'feature_product fp
LEFT JOIN '._DB_PREFIX_.'feature_value_lang fvl ON (fp.id_feature_value = fvl.id_feature_value AND fvl.id_lang = '.(int)$id_lang.')
WHERE fp.id_product = '.(int)$id_product);
foreach ($featuresArray AS $feature)
$features .= $feature['value'].' ';
return $features;
}
protected static function getProductsToIndex($nbLanguages, $limit = 50)
{
// Adjust the limit to get only "whole" products, in every languages (and at least one)
$limit = max(1, round($limit / $nbLanguages) * $nbLanguages);
return Db::getInstance()->ExecuteS('
SELECT p.id_product, pl.id_lang, pl.name pname, p.reference, p.ean13, p.upc, pl.description_short, pl.description, cl.name cname, m.name mname
FROM '._DB_PREFIX_.'product p
LEFT JOIN '._DB_PREFIX_.'product_lang pl ON p.id_product = pl.id_product
LEFT JOIN '._DB_PREFIX_.'category_lang cl ON (cl.id_category = p.id_category_default AND pl.id_lang = cl.id_lang)
LEFT JOIN '._DB_PREFIX_.'manufacturer m ON m.id_manufacturer = p.id_manufacturer
WHERE p.indexed = 0
LIMIT '.(int)$limit);
}
public static function indexation($full = false, $id_product = false)
{
$db = Db::getInstance();
if ($id_product)
$full = false;
if ($full)
{
$db->Execute('TRUNCATE '._DB_PREFIX_.'search_index');
$db->Execute('TRUNCATE '._DB_PREFIX_.'search_word');
$db->Execute('UPDATE '._DB_PREFIX_.'product SET indexed = 0');
}
else
{
// Do it even if you already know the product id in order to be sure that it exists
$products = $db->ExecuteS('
SELECT id_product
FROM '._DB_PREFIX_.'product
WHERE '.($id_product ? 'id_product = '.(int)$id_product : 'indexed = 0'));
$ids = array();
if ($products)
foreach($products AS $product)
$ids[] = (int)$product['id_product'];
if (sizeof($ids))
$db->Execute('DELETE FROM '._DB_PREFIX_.'search_index WHERE id_product IN ('.implode(',', $ids).')');
}
// Every fields are weighted according to the configuration in the backend
$weightArray = array(
'pname' => Configuration::get('PS_SEARCH_WEIGHT_PNAME'),
'reference' => Configuration::get('PS_SEARCH_WEIGHT_REF'),
'ean13' => Configuration::get('PS_SEARCH_WEIGHT_REF'),
'upc' => Configuration::get('PS_SEARCH_WEIGHT_REF'),
'description_short' => Configuration::get('PS_SEARCH_WEIGHT_SHORTDESC'),
'description' => Configuration::get('PS_SEARCH_WEIGHT_DESC'),
'cname' => Configuration::get('PS_SEARCH_WEIGHT_CNAME'),
'mname' => Configuration::get('PS_SEARCH_WEIGHT_MNAME'),
'tags' => Configuration::get('PS_SEARCH_WEIGHT_TAG'),
'attributes' => Configuration::get('PS_SEARCH_WEIGHT_ATTRIBUTE'),
'features' => Configuration::get('PS_SEARCH_WEIGHT_FEATURE')
);
// Those are kind of global variables required to save the processed data in the database every X occurences, in order to avoid overloading MySQL
$countWords = 0;
$countProducts = 0;
$queryArray3 = array();
$productsArray = array();
// Every indexed words are cached into a PHP array
$wordIdsByWord = array();
$wordIds = Db::getInstance()->ExecuteS('
SELECT sw.id_word, sw.word, id_lang
FROM '._DB_PREFIX_.'search_word sw', false);
$wordIdsByWord = array();
while ($wordId = $db->nextRow($wordIds))
{
if (!isset($wordIdsByWord[$wordId['id_lang']]))
$wordIdsByWord[$wordId['id_lang']] = array();
$wordIdsByWord[$wordId['id_lang']]['_'.$wordId['word']] = (int)$wordId['id_word'];
}
// Retrieve the number of languages
$nbLanguages = Db::getInstance()->getValue('SELECT COUNT(*) FROM '._DB_PREFIX_.'lang');
// Products are processed 50 by 50 in order to avoid overloading MySQL
while ($products = Search::getProductsToIndex($nbLanguages, 50) AND count($products) > 0)
{
// Now each non-indexed product is processed one by one, langage by langage
foreach ($products as $product)
{
$product['tags'] = Search::getTags($db, (int)$product['id_product'], (int)$product['id_lang']);
$product['attributes'] = Search::getAttributes($db, (int)$product['id_product'], (int)$product['id_lang']);
$product['features'] = Search::getFeatures($db, (int)$product['id_product'], (int)$product['id_lang']);
// Data must be cleaned of html, bad characters, spaces and anything, then if the resulting words are long enough, they're added to the array
$pArray = array();
foreach ($product AS $key => $value)
if (strncmp($key, 'id_', 3))
{
$words = explode(' ', Search::sanitize($value, (int)$product['id_lang'], true));
foreach ($words AS $word)
if (!empty($word))
{
$word = Tools::substr($word, 0, PS_SEARCH_MAX_WORD_LENGTH);
// Remove accents
$word = Tools::replaceAccentedChars($word);
if (!isset($pArray[$word]))
$pArray[$word] = 0;
$pArray[$word] += $weightArray[$key];
}
}
// If we find words that need to be indexed, they're added to the word table in the database
if (sizeof($pArray))
{
$queryArray = array();
$queryArray2 = array();
foreach ($pArray AS $word => $weight)
if ($weight AND !isset($wordIdsByWord['_'.$word]))
{
$queryArray[$word] = '('.(int)$product['id_lang'].',\''.pSQL($word).'\')';
$queryArray2[] = '\''.pSQL($word).'\'';
$wordIdsByWord[$product['id_lang']]['_'.$word] = 0;
}
$existingWords = $db->ExecuteS('
SELECT DISTINCT word FROM '._DB_PREFIX_.'search_word
WHERE word IN ('.implode(',', $queryArray2).')
AND id_lang = '.(int)$product['id_lang']);
foreach ($existingWords as $data)
unset($queryArray[Tools::replaceAccentedChars($data['word'])]);
if (count($queryArray))
{
// The words are inserted...
$db->Execute('
INSERT IGNORE INTO '._DB_PREFIX_.'search_word (id_lang, word)
VALUES '.implode(',', $queryArray));
}
if (count($queryArray2))
{
// ...then their IDs are retrieved and added to the cache
$addedWords = $db->ExecuteS('
SELECT sw.id_word, sw.word
FROM '._DB_PREFIX_.'search_word sw
WHERE sw.word IN ('.implode(',', $queryArray2).')
AND sw.id_lang = '.(int)$product['id_lang'].'
LIMIT '.count($queryArray2));
// replace accents from the retrieved words so that words without accents or with differents accents can still be linked
foreach ($addedWords AS $wordId)
$wordIdsByWord[$product['id_lang']]['_'.Tools::replaceAccentedChars($wordId['word'])] = (int)$wordId['id_word'];
}
}
foreach ($pArray AS $word => $weight)
{
if (!$weight)
continue;
if (!isset($wordIdsByWord[$product['id_lang']]['_'.$word]))
continue;
if (!$wordIdsByWord[$product['id_lang']]['_'.$word])
continue;
$queryArray3[] = '('.(int)$product['id_product'].','.(int)$wordIdsByWord[$product['id_lang']]['_'.$word].','.(int)$weight.')';
// Force save every 200 words in order to avoid overloading MySQL
if (++$countWords % 200 == 0)
Search::saveIndex($queryArray3);
}
if (!in_array($product['id_product'], $productsArray))
$productsArray[] = (int)$product['id_product'];
}
Search::setProductsAsIndexed($productsArray);
// One last save is done at the end in order to save what's left
Search::saveIndex($queryArray3);
}
return true;
}
protected static function setProductsAsIndexed(&$productsArray)
{
if ($i = count($productsArray))
Db::getInstance()->Execute('UPDATE '._DB_PREFIX_.'product SET indexed = 1 WHERE id_product IN ('.implode(',', $productsArray).') LIMIT '.(int)$i);
$productsArray = array();
}
// $queryArray3 is automatically emptied in order to be reused immediatly
protected static function saveIndex(&$queryArray3)
{
if (count($queryArray3))
Db::getInstance()->Execute('INSERT INTO '._DB_PREFIX_.'search_index (id_product, id_word, weight) VALUES '.implode(',', $queryArray3).' ON DUPLICATE KEY UPDATE weight = weight + VALUES(weight)');
$queryArray3 = array();
}
public static function searchTag($id_lang, $tag, $count = false, $pageNumber = 0, $pageSize = 10, $orderBy = false, $orderWay = false, $useCookie = true)
{
global $cookie;
// Only use cookie if id_customer is not present
if ($useCookie)
$id_customer = (int)$cookie->id_customer;
else
$id_customer = 0;
if (!is_numeric($pageNumber) OR !is_numeric($pageSize) OR !Validate::isBool($count) OR !Validate::isValidSearch($tag)
OR $orderBy AND !$orderWay OR ($orderBy AND !Validate::isOrderBy($orderBy)) OR ($orderWay AND !Validate::isOrderBy($orderWay)))
return false;
if ($pageNumber < 1) $pageNumber = 1;
if ($pageSize < 1) $pageSize = 10;
if ($count)
{
$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
SELECT COUNT(DISTINCT pt.`id_product`) nb
FROM `'._DB_PREFIX_.'product` p
LEFT JOIN `'._DB_PREFIX_.'product_tag` pt ON (p.`id_product` = pt.`id_product`)
LEFT JOIN `'._DB_PREFIX_.'tag` t ON (pt.`id_tag` = t.`id_tag` AND t.`id_lang` = '.(int)$id_lang.')
LEFT JOIN `'._DB_PREFIX_.'category_product` cp ON (cp.`id_product` = p.`id_product`)
LEFT JOIN `'._DB_PREFIX_.'category_group` cg ON (cg.`id_category` = cp.`id_category`)
WHERE p.`active` = 1
AND cg.`id_group` '.(!$id_customer ? '= 1' : 'IN (
SELECT id_group FROM '._DB_PREFIX_.'customer_group
WHERE id_customer = '.(int)$id_customer.')').'
AND t.`name` LIKE \'%'.pSQL($tag).'%\'');
return isset($result['nb']) ? $result['nb'] : 0;
}
$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->ExecuteS('
SELECT DISTINCT p.*, pl.`description_short`, pl.`link_rewrite`, pl.`name`, tax.`rate`, i.`id_image`, il.`legend`, m.`name` manufacturer_name, 1 position,
DATEDIFF(p.`date_add`, DATE_SUB(NOW(), INTERVAL '.(Validate::isUnsignedInt(Configuration::get('PS_NB_DAYS_NEW_PRODUCT')) ? Configuration::get('PS_NB_DAYS_NEW_PRODUCT') : 20).' DAY)) > 0 new
FROM `'._DB_PREFIX_.'product` p
INNER JOIN `'._DB_PREFIX_.'product_lang` pl ON (p.`id_product` = pl.`id_product` AND pl.`id_lang` = '.(int)$id_lang.')
LEFT JOIN `'._DB_PREFIX_.'image` i ON (i.`id_product` = p.`id_product` AND i.`cover` = 1)
LEFT JOIN `'._DB_PREFIX_.'image_lang` il ON (i.`id_image` = il.`id_image` AND il.`id_lang` = '.(int)$id_lang.')
LEFT JOIN `'._DB_PREFIX_.'tax_rule` tr ON (p.`id_tax_rules_group` = tr.`id_tax_rules_group`
AND tr.`id_country` = '.(int)Country::getDefaultCountryId().'
AND tr.`id_state` = 0)
LEFT JOIN `'._DB_PREFIX_.'tax` tax ON (tax.`id_tax` = tr.`id_tax`)
LEFT JOIN `'._DB_PREFIX_.'manufacturer` m ON (m.`id_manufacturer` = p.`id_manufacturer`)
LEFT JOIN `'._DB_PREFIX_.'product_tag` pt ON (p.`id_product` = pt.`id_product`)
LEFT JOIN `'._DB_PREFIX_.'tag` t ON (pt.`id_tag` = t.`id_tag` AND t.`id_lang` = '.(int)$id_lang.')
LEFT JOIN `'._DB_PREFIX_.'category_product` cp ON (cp.`id_product` = p.`id_product`)
LEFT JOIN `'._DB_PREFIX_.'category_group` cg ON (cg.`id_category` = cp.`id_category`)
WHERE p.`active` = 1
AND cg.`id_group` '.(!$id_customer ? '= 1' : 'IN (
SELECT id_group FROM '._DB_PREFIX_.'customer_group
WHERE id_customer = '.(int)$id_customer.')').'
AND t.`name` LIKE \'%'.pSQL($tag).'%\'
ORDER BY position DESC'.($orderBy ? ', '.$orderBy : '').($orderWay ? ' '.$orderWay : '').'
LIMIT '.(int)(($pageNumber - 1) * $pageSize).','.(int)$pageSize);
if (!$result) return false;
return Product::getProductsProperties((int)$id_lang, $result);
}
}