Commit 26bb6ed8 authored by Fabio B. Silva's avatar Fabio B. Silva Committed by Benjamin Eberlei

fix DDC-1978

parent cc7b52ec
......@@ -79,43 +79,50 @@ class SQLParserUtils
/**
* For a positional query this method can rewrite the sql statement with regard to array parameters.
*
* @param string $query
* @param array $params
* @param array $types
* @param string $query The SQL query to execute.
* @param array $params The parameters to bind to the query.
* @param array $types The types the previous parameters are in.
*
* @return array
*/
static public function expandListParameters($query, $params, $types)
{
$isPositional = is_int(key($params));
$isPositional = is_int(key($params));
$arrayPositions = array();
$bindIndex = -1;
$bindIndex = -1;
foreach ($types as $name => $type) {
++$bindIndex;
if ($type === Connection::PARAM_INT_ARRAY || $type === Connection::PARAM_STR_ARRAY) {
if ($isPositional) {
$name = $bindIndex;
}
$arrayPositions[$name] = false;
if ($type !== Connection::PARAM_INT_ARRAY && $type !== Connection::PARAM_STR_ARRAY) {
continue;
}
if ($isPositional) {
$name = $bindIndex;
}
$arrayPositions[$name] = false;
}
if ((!$arrayPositions && $isPositional) || (count($params) != count($types))) {
if (( ! $arrayPositions && $isPositional) || (count($params) != count($types))) {
return array($query, $params, $types);
}
$paramPos = self::getPlaceholderPositions($query, $isPositional);
if ($isPositional) {
$paramOffset = 0;
$queryOffset = 0;
foreach ($paramPos as $needle => $needlePos) {
if (!isset($arrayPositions[$needle])) {
if ( ! isset($arrayPositions[$needle])) {
continue;
}
$needle += $paramOffset;
$needle += $paramOffset;
$needlePos += $queryOffset;
$len = count($params[$needle]);
$count = count($params[$needle]);
$params = array_merge(
array_slice($params, 0, $needle),
......@@ -125,50 +132,52 @@ class SQLParserUtils
$types = array_merge(
array_slice($types, 0, $needle),
array_fill(0, $len, $types[$needle] - Connection::ARRAY_PARAM_OFFSET), // array needles are at PDO::PARAM_* + 100
array_fill(0, $count, $types[$needle] - Connection::ARRAY_PARAM_OFFSET), // array needles are at PDO::PARAM_* + 100
array_slice($types, $needle + 1)
);
$expandStr = implode(", ", array_fill(0, $len, "?"));
$query = substr($query, 0, $needlePos) . $expandStr . substr($query, $needlePos + 1);
$expandStr = implode(", ", array_fill(0, $count, "?"));
$query = substr($query, 0, $needlePos) . $expandStr . substr($query, $needlePos + 1);
$paramOffset += ($len - 1); // Grows larger by number of parameters minus the replaced needle.
$paramOffset += ($count - 1); // Grows larger by number of parameters minus the replaced needle.
$queryOffset += (strlen($expandStr) - 1);
}
} else {
$queryOffset= 0;
$typesOrd = array();
$paramsOrd = array();
foreach ($paramPos as $pos => $paramName) {
$paramLen = strlen($paramName) + 1;
$value = $params[$paramName];
if (!isset($arrayPositions[$paramName])) {
$pos += $queryOffset;
$queryOffset -= ($paramLen - 1);
$paramsOrd[] = $value;
$typesOrd[] = $types[$paramName];
$query = substr($query, 0, $pos) . '?' . substr($query, ($pos + $paramLen));
} else {
$len = count($value);
$expandStr = implode(", ", array_fill(0, $len, "?"));
return array($query, $params, $types);
}
foreach ($value as $val) {
$paramsOrd[] = $val;
$typesOrd[] = $types[$paramName] - Connection::ARRAY_PARAM_OFFSET;
}
$pos += $queryOffset;
$queryOffset += (strlen($expandStr) - $paramLen);
$query = substr($query, 0, $pos) . $expandStr . substr($query, ($pos + $paramLen));
}
$queryOffset = 0;
$typesOrd = array();
$paramsOrd = array();
foreach ($paramPos as $pos => $paramName) {
$paramLen = strlen($paramName) + 1;
$value = $params[$paramName];
if ( ! isset($arrayPositions[$paramName])) {
$pos += $queryOffset;
$queryOffset -= ($paramLen - 1);
$paramsOrd[] = $value;
$typesOrd[] = $types[$paramName];
$query = substr($query, 0, $pos) . '?' . substr($query, ($pos + $paramLen));
continue;
}
$count = count($value);
$expandStr = $count > 0 ? implode(', ', array_fill(0, $count, '?')) : '?';
foreach ($value as $val) {
$paramsOrd[] = $val;
$typesOrd[] = $types[$paramName] - Connection::ARRAY_PARAM_OFFSET;
}
$types = $typesOrd;
$params = $paramsOrd;
$pos += $queryOffset;
$queryOffset += (strlen($expandStr) - $paramLen);
$query = substr($query, 0, $pos) . $expandStr . substr($query, ($pos + $paramLen));
}
return array($query, $params, $types);
return array($query, $paramsOrd, $typesOrd);
}
}
}
\ No newline at end of file
......@@ -98,6 +98,24 @@ class SQLParserUtilsTest extends \Doctrine\Tests\DbalTestCase
array(1, 2, 3, 4, 5),
array(\PDO::PARAM_INT, \PDO::PARAM_INT, \PDO::PARAM_INT, \PDO::PARAM_INT, \PDO::PARAM_INT)
),
// Positional : Empty "integer" array DDC-1978
array(
"SELECT * FROM Foo WHERE foo IN (?)",
array('foo'=>array()),
array('foo'=>Connection::PARAM_INT_ARRAY),
'SELECT * FROM Foo WHERE foo IN (?)',
array(),
array()
),
// Positional : Empty "str" array DDC-1978
array(
"SELECT * FROM Foo WHERE foo IN (?)",
array('foo'=>array()),
array('foo'=>Connection::PARAM_STR_ARRAY),
'SELECT * FROM Foo WHERE foo IN (?)',
array(),
array()
),
// Named parameters : Very simple with param int
array(
"SELECT * FROM Foo WHERE foo = :foo",
......@@ -191,6 +209,24 @@ class SQLParserUtilsTest extends \Doctrine\Tests\DbalTestCase
array(2, 3, 2),
array(\PDO::PARAM_INT, \PDO::PARAM_INT, \PDO::PARAM_INT)
),
// Named parameters : Empty "integer" array DDC-1978
array(
"SELECT * FROM Foo WHERE foo IN (:foo)",
array('foo'=>array()),
array('foo'=>Connection::PARAM_INT_ARRAY),
'SELECT * FROM Foo WHERE foo IN (?)',
array(),
array()
),
// Named parameters : Two empty "str" array DDC-1978
array(
"SELECT * FROM Foo WHERE foo IN (:foo) OR bar IN (:bar)",
array('foo'=>array(), 'bar'=>array()),
array('foo'=>Connection::PARAM_STR_ARRAY, 'bar'=>Connection::PARAM_STR_ARRAY),
'SELECT * FROM Foo WHERE foo IN (?) OR bar IN (?)',
array(),
array()
),
);
}
......
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