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2024-05-18 02:28:01 +02:00
parent 9513cdba09
commit 9f30bc98c7
6149 changed files with 668407 additions and 0 deletions
@@ -0,0 +1,83 @@
+<?php
+
+namespace Doctrine\DBAL\Portability;
+
+use Doctrine\DBAL\ColumnCase;
+use Doctrine\DBAL\Driver as DriverInterface;
+use Doctrine\DBAL\Driver\Middleware\AbstractDriverMiddleware;
+use LogicException;
+use PDO;
+use SensitiveParameter;
+
+use function method_exists;
+
+final class Driver extends AbstractDriverMiddleware
+{
+    private int $mode;
+
+    /** @var 0|ColumnCase::LOWER|ColumnCase::UPPER */
+    private int $case;
+
+    /**
+     * @param 0|ColumnCase::LOWER|ColumnCase::UPPER $case Determines how the column case will be treated.
+     *                                                    0: The case will be left as is in the database.
+     *                                                    {@see ColumnCase::LOWER}: The case will be lowercased.
+     *                                                    {@see ColumnCase::UPPER}: The case will be uppercased.
+     */
+    public function __construct(DriverInterface $driver, int $mode, int $case)
+    {
+        parent::__construct($driver);
+
+        $this->mode = $mode;
+        $this->case = $case;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function connect(
+        #[SensitiveParameter]
+        array $params
+    ) {
+        $connection = parent::connect($params);
+
+        $portability = (new OptimizeFlags())(
+            $this->getDatabasePlatform(),
+            $this->mode,
+        );
+
+        $case = null;
+
+        if ($this->case !== 0 && ($portability & Connection::PORTABILITY_FIX_CASE) !== 0) {
+            $nativeConnection = null;
+            if (method_exists($connection, 'getNativeConnection')) {
+                try {
+                    $nativeConnection = $connection->getNativeConnection();
+                } catch (LogicException $e) {
+                }
+            }
+
+            if ($nativeConnection instanceof PDO) {
+                $portability &= ~Connection::PORTABILITY_FIX_CASE;
+                $nativeConnection->setAttribute(
+                    PDO::ATTR_CASE,
+                    $this->case === ColumnCase::LOWER ? PDO::CASE_LOWER : PDO::CASE_UPPER,
+                );
+            } else {
+                $case = $this->case === ColumnCase::LOWER ? Converter::CASE_LOWER : Converter::CASE_UPPER;
+            }
+        }
+
+        $convertEmptyStringToNull = ($portability & Connection::PORTABILITY_EMPTY_TO_NULL) !== 0;
+        $rightTrimString          = ($portability & Connection::PORTABILITY_RTRIM) !== 0;
+
+        if (! $convertEmptyStringToNull && ! $rightTrimString && $case === null) {
+            return $connection;
+        }
+
+        return new Connection(
+            $connection,
+            new Converter($convertEmptyStringToNull, $rightTrimString, $case),
+        );
+    }
+}