PDOStatement::fetchAll() - Code Metrics - Inspection of "Enable PHPStan in tests" - doctrine/dbal - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions
Pull Request — master (#3260)

by Michael
created 2019-04-16 19:43 UTC
PDOStatement::fetchAll() A

↳ Parent: PDOStatement
Complexity

Conditions	3
Paths	4
Size

Total Lines	18
Code Lines	11
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	8
CRAP Score	3.1825
Importance

Changes
Metric	Value
eloc	11
dl	0
loc	18
ccs	8
cts	11
cp	0.7272
rs	9.9
c	0
b	0
f	0
cc	3
nc	4
nop	2
crap	3.1825
<?php

declare(strict_types=1);

namespace Doctrine\DBAL\Driver;

use Doctrine\DBAL\DBALException;
use Doctrine\DBAL\FetchMode;
use Doctrine\DBAL\ParameterType;
use IteratorAggregate;
use PDO;
use const E_USER_DEPRECATED;
use function array_slice;
use function assert;
use function count;
use function func_get_args;
use function is_array;
use function sprintf;
use function trigger_error;

/**
 * The PDO implementation of the Statement interface.
 * Used by all PDO-based drivers.
 */
class PDOStatement implements IteratorAggregate, Statement
{
    private const PARAM_TYPE_MAP = [
        ParameterType::NULL         => PDO::PARAM_NULL,
        ParameterType::INTEGER      => PDO::PARAM_INT,
        ParameterType::STRING       => PDO::PARAM_STR,
        ParameterType::BINARY       => PDO::PARAM_LOB,
        ParameterType::LARGE_OBJECT => PDO::PARAM_LOB,
        ParameterType::BOOLEAN      => PDO::PARAM_BOOL,
    ];

    private const FETCH_MODE_MAP = [
        FetchMode::ASSOCIATIVE     => PDO::FETCH_ASSOC,
        FetchMode::NUMERIC         => PDO::FETCH_NUM,
        FetchMode::MIXED           => PDO::FETCH_BOTH,
        FetchMode::STANDARD_OBJECT => PDO::FETCH_OBJ,
        FetchMode::COLUMN          => PDO::FETCH_COLUMN,
        FetchMode::CUSTOM_OBJECT   => PDO::FETCH_CLASS,
    ];

    /** @var \PDOStatement */
    private $stmt;

    public function __construct(\PDOStatement $stmt)
    {
        $this->stmt = $stmt;
    }

    /**
     * {@inheritdoc}
     */
    public function setFetchMode($fetchMode, ...$args) : void
    {
        $fetchMode = $this->convertFetchMode($fetchMode);

        try {
            $this->stmt->setFetchMode($fetchMode, ...$args);
        } catch (\PDOException $exception) {
            throw new PDOException($exception);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function bindValue($param, $value, $type = ParameterType::STRING) : void
    {
        $type = $this->convertParamType($type);

        try {
            $this->stmt->bindValue($param, $value, $type);
        } catch (\PDOException $exception) {
            throw new PDOException($exception);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function bindParam($column, &$variable, $type = ParameterType::STRING, $length = null, $driverOptions = null) : void
    {
        $type            = $this->convertParamType($type);
        $extraParameters = array_slice(func_get_args(), 3);

        if (count($extraParameters) !== 0) {
            $extraParameters[0] = $extraParameters[0] ?? 0;
        }

        try {
            $this->stmt->bindParam($column, $variable, $type, ...$extraParameters);
            $this->stmt->bindParam($column, $variable, $type, /** @scrutinizer ignore-type */ ...$extraParameters);
        } catch (\PDOException $exception) {
            throw new PDOException($exception);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function closeCursor() : void
    {
        $this->stmt->closeCursor();
    }

    /**
     * {@inheritdoc}
     */
    public function columnCount()
    {
        return $this->stmt->columnCount();
    }

    /**
     * {@inheritdoc}
     */
    public function execute($params = null) : void
    {
        try {
            $this->stmt->execute($params);
        } catch (\PDOException $exception) {
            throw new PDOException($exception);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function rowCount() : int
    {
        return $this->stmt->rowCount();
    }

    /**
     * {@inheritdoc}
     */
    public function fetch($fetchMode = null, ...$args)
    {
        try {
            if ($fetchMode === null) {
                return $this->stmt->fetch();
            }

            $fetchMode = $this->convertFetchMode($fetchMode);

            return $this->stmt->fetch($fetchMode, ...$args);
            return $this->stmt->fetch($fetchMode, /** @scrutinizer ignore-type */ ...$args);
        } catch (\PDOException $exception) {
            throw new PDOException($exception);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function fetchAll($fetchMode = null, ...$args)
    {
        try {
            if ($fetchMode === null) {
                $data = $this->stmt->fetchAll();
            } else {
                $data = $this->stmt->fetchAll(
                    $this->convertFetchMode($fetchMode),
                    ...$args
                    /** @scrutinizer ignore-type */ ...$args
                );
            }
        } catch (\PDOException $exception) {
            throw new PDOException($exception);
        }

        assert(is_array($data));

        return $data;
    }

    /**
     * {@inheritdoc}
     */
    public function fetchColumn($columnIndex = 0)
    {
        try {
            $value = $this->stmt->fetchColumn($columnIndex);

            if ($value === null) {
                $columnCount = $this->columnCount();

                if ($columnIndex < 0 || $columnIndex >= $columnCount) {
                    throw DBALException::invalidColumnIndex($columnIndex, $columnCount);
                }
            }

            return $value;
        } catch (\PDOException $exception) {
            throw new PDOException($exception);
        }
    }

    /**
     * Converts DBAL parameter type to PDO parameter type
     *
     * @param int $type Parameter type
     */
    private function convertParamType(int $type) : int
    {
        if (! isset(self::PARAM_TYPE_MAP[$type])) {
            // TODO: next major: throw an exception
            @trigger_error(sprintf(
                'Using a PDO parameter type (%d given) is deprecated and will cause an error in Doctrine 3.0',
                $type
            ), E_USER_DEPRECATED);

            return $type;
        }

        return self::PARAM_TYPE_MAP[$type];
    }

    /**
     * Converts DBAL fetch mode to PDO fetch mode
     *
     * @param int $fetchMode Fetch mode
     */
    private function convertFetchMode(int $fetchMode) : int
    {
        if (! isset(self::FETCH_MODE_MAP[$fetchMode])) {
            // TODO: next major: throw an exception
            @trigger_error(sprintf(
                'Using a PDO fetch mode or their combination (%d given)' .
                ' is deprecated and will cause an error in Doctrine 3.0',
                $fetchMode
            ), E_USER_DEPRECATED);

            return $fetchMode;
        }

        return self::FETCH_MODE_MAP[$fetchMode];
    }

    /**
     * {@inheritdoc}
     */
    public function getIterator()
    {
        yield from $this->stmt;
    }
}

doctrine / dbal

Pull Request — master (#3260)

PDOStatement::fetchAll() A

Complexity

Size

Duplication

Code Coverage

Importance

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