Remove Misc class by kamil-tekiela · Pull Request #454 · phpmyadmin/sql-parser · GitHub
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Remove Misc class #454

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Merged
williamdes merged 2 commits into from
Jun 1, 2023
Merged

Remove Misc class #454

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16e3d94
Fix Misc class
kamil-tekiela May 31, 2023
e47aef6
Move getAliases to SelectStatement
kamil-tekiela May 31, 2023
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10 changes: 0 additions & 10 deletions phpstan-baseline.neon
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20 changes: 3 additions & 17 deletions psalm-baseline.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -5177,6 +5177,9 @@
</PossiblyNullOperand>
</file>
<file src="src/Statements/SelectStatement.php">
<PossiblyNullArrayOffset>
<code>$tables[$thisDb]</code>
</PossiblyNullArrayOffset>
<PossiblyUnusedProperty>
<code>$endOptions</code>
<code>$groupOptions</code>
Expand Down Expand Up @@ -5419,14 +5422,6 @@
<code><![CDATA[$curr->type === Token::TYPE_KEYWORD]]></code>
</RedundantConditionGivenDocblockType>
</file>
<file src="src/Utils/Misc.php">
<DocblockTypeContradiction>
<code>! ($statement instanceof SelectStatement)</code>
</DocblockTypeContradiction>
<PossiblyNullArrayOffset>
<code>$tables[$thisDb]</code>
</PossiblyNullArrayOffset>
</file>
<file src="src/Utils/Query.php">
<InvalidNullableReturnType>
<code>int</code>
Expand Down Expand Up @@ -5735,15 +5730,6 @@
<code>setAccessible</code>
</UnusedMethodCall>
</file>
<file src="tests/Utils/MiscTest.php">
<ArgumentTypeCoercion>
<code>$statement</code>
</ArgumentTypeCoercion>
<PossiblyNullArgument>
<code>$db</code>
<code>$statement</code>
</PossiblyNullArgument>
</file>
<file src="tests/Utils/QueryTest.php">
<PossiblyNullArgument>
<code><![CDATA[$parser->list]]></code>
Expand Down
81 changes: 81 additions & 0 deletions src/Statements/SelectStatement.php
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Original file line number Diff line number Diff line change
Expand Up @@ -366,4 +366,85 @@ public function getClauses()

return static::$clauses;
}

/**
* Gets a list of all aliases and their original names.
*
* @param string $database the name of the database
*
* @return array<string, array<string, array<string, array<string, array<string, string>|string|null>>|null>>
*/
public function getAliases(string $database): array
{
if (empty($this->expr) || empty($this->from)) {
return [];
}

$retval = [];

$tables = [];

/**
* Expressions that may contain aliases.
* These are extracted from `FROM` and `JOIN` keywords.
*/
$expressions = $this->from;

// Adding expressions from JOIN.
if (! empty($this->join)) {
foreach ($this->join as $join) {
$expressions[] = $join->expr;
}
}

foreach ($expressions as $expr) {
if (! isset($expr->table) || ($expr->table === '')) {
continue;
}

$thisDb = isset($expr->database) && ($expr->database !== '') ?
$expr->database : $database;

if (! isset($retval[$thisDb])) {
$retval[$thisDb] = [
'alias' => null,
'tables' => [],
];
}

if (! isset($retval[$thisDb]['tables'][$expr->table])) {
$retval[$thisDb]['tables'][$expr->table] = [
'alias' => isset($expr->alias) && ($expr->alias !== '') ?
$expr->alias : null,
'columns' => [],
];
}

if (! isset($tables[$thisDb])) {
$tables[$thisDb] = [];
}

$tables[$thisDb][$expr->alias] = $expr->table;
}

foreach ($this->expr as $expr) {
if (! isset($expr->column, $expr->alias) || ($expr->column === '') || ($expr->alias === '')) {
continue;
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}

$thisDb = isset($expr->database) && ($expr->database !== '') ?
$expr->database : $database;

if (isset($expr->table) && ($expr->table !== '')) {
$thisTable = $tables[$thisDb][$expr->table] ?? $expr->table;
$retval[$thisDb]['tables'][$thisTable]['columns'][$expr->column] = $expr->alias;
} else {
foreach ($retval[$thisDb]['tables'] as &$table) {
$table['columns'][$expr->column] = $expr->alias;
}
}
}

return $retval;
}
}
98 changes: 0 additions & 98 deletions src/Utils/Misc.php
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118 changes: 118 additions & 0 deletions tests/Builder/StatementTest.php
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