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Escape synonym special characters on export #107

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Escape synonym special characters on export #107

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27 changes: 24 additions & 3 deletions ...pp/code/community/Smile/ElasticSearch/Model/Resource/CatalogSearch/Synonym/Collection.php
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Original file line number Diff line number Diff line change
Expand Up @@ -18,10 +18,20 @@
*/
class Smile_ElasticSearch_Model_Resource_CatalogSearch_Synonym_Collection extends Mage_CatalogSearch_Model_Resource_Query_Collection
{

/**
* @var string[]
*/
protected $escapeMap = array(
',' => '\\,',
'\\' => '\\\\',
'=>' => '\\=>',
);

/**
* Generates the synonym list for the search engine.
*
* @return return array
* @return string[]
*/
public function exportSynonymList()
{
Expand All @@ -31,10 +41,21 @@ public function exportSynonymList()
$adapter = $this->getConnection();
$data = $adapter->fetchAll($this->getSelect());
foreach ($data as $currentTerm) {
$currentTerm['synonym_for'] = sprintf('%s, %s', $currentTerm['query_text'], $currentTerm['synonym_for']);
$result[] = sprintf("%s => %s", $currentTerm['query_text'], $currentTerm['synonym_for']);
$synonymFor = $this->escapeSynonym($currentTerm['synonym_for']);
$queryText = $this->escapeSynonym($currentTerm['query_text']);
$result[] = "{$queryText} => {$queryText}, {$synonymFor}";
}

return $result;
}

/**
* @param string $str
*
* @return string
*/
protected function escapeSynonym($str)
{
return strtr($str, $this->escapeMap);
}
}