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18 changes: 9 additions & 9 deletions core/kernel/persistence/smoothsql/class.Utils.php
Original file line number Diff line number Diff line change
Expand Up @@ -231,7 +231,7 @@ public static function buildPropertyQuery(
$sqlLang = ' AND (' . self::buildLanguagePattern($persistence, $lang) . ')';
}

$query = "SELECT DISTINCT subject FROM statements WHERE (predicate = ${predicate}) AND (${sqlValues}${sqlLang})"
$query = "SELECT DISTINCT subject FROM statements WHERE (predicate = {$predicate}) AND ({$sqlValues}{$sqlLang})"
. ' AND modelid IN (' . implode(',', $model->getReadableModels()) . ')';

return $query;
Expand All @@ -244,7 +244,7 @@ public static function buildLanguagePattern(common_persistence_SqlPersistence $p
if (empty($lang) === false) {
$sqlEmpty = $persistence->quote('');
$sqlLang = $persistence->quote($lang);
$languagePattern = "l_language = ${sqlEmpty} OR l_language = ${sqlLang}";
$languagePattern = "l_language = {$sqlEmpty} OR l_language = {$sqlLang}";
}

return $languagePattern;
Expand All @@ -261,7 +261,7 @@ public static function buildUnionQuery($propertyQueries)
// Add parenthesis.
$finalPropertyQueries = [];
foreach ($propertyQueries as $query) {
$finalPropertyQueries[] = "(${query})";
$finalPropertyQueries[] = "({$query})";
}

return implode(' UNION ALL ', $finalPropertyQueries);
Expand Down Expand Up @@ -305,7 +305,7 @@ public static function buildFilterQuery(
$query = self::buildPropertyQuery($model, OntologyRdf::RDF_TYPE, $classUri, false, $lang);
} else {
$unionCount = ($and === true) ? ($propCount + 1) : 2;
$query = "SELECT subject FROM (${unionQuery}) AS unionq GROUP BY subject HAVING count(*) >= ${unionCount}";
$query = "SELECT subject FROM ({$unionQuery}) AS unionq GROUP BY subject HAVING count(*) >= {$unionCount}";
}

// Order...
Expand All @@ -316,17 +316,17 @@ public static function buildFilterQuery(
if (!empty($lang)) {
$sqlEmptyLang = $persistence->quote('');
$sqlRequestedLang = $persistence->quote($lang);
$sqlLang = " AND (l_language = ${sqlEmptyLang} OR l_language = ${sqlRequestedLang})";
$sqlLang = " AND (l_language = {$sqlEmptyLang} OR l_language = {$sqlRequestedLang})";
}

$orderQueryId = $persistence->getPlatForm()->quoteIdentifier('orderq');
$orderQuerySubject = $orderQueryId . '.' . $persistence->getPlatForm()->quoteIdentifier('subject');
$orderQueryObject = $orderQueryId . '.' . $persistence->getPlatForm()->quoteIdentifier('object');

$sqlOrderFilter = "mainq.subject = ${orderQuerySubject} AND predicate = ${orderPredicate}${sqlLang}";
$sqlOrderFilter = "mainq.subject = {$orderQuerySubject} AND predicate = {$orderPredicate}{$sqlLang}";

$query = "SELECT mainq.subject, ${orderQueryObject} FROM (${query}) AS mainq LEFT JOIN ";
$query .= "statements AS ${orderQueryId} ON (${sqlOrderFilter}) ORDER BY ${orderQueryObject} ${orderDir}";
$query = "SELECT mainq.subject, {$orderQueryObject} FROM ({$query}) AS mainq LEFT JOIN ";
$query .= "statements AS {$orderQueryId} ON ({$sqlOrderFilter}) ORDER BY {$orderQueryObject} {$orderDir}";
}

// Limit...
Expand All @@ -336,7 +336,7 @@ public static function buildFilterQuery(

// Suffix order...
if (empty($order) === false) {
$query = "SELECT subject FROM (${query}) as rootq";
$query = "SELECT subject FROM ({$query}) as rootq";
}

return $query;
Expand Down