SQLAnywhereStatement::rowCount() - Code Metrics - Inspection of "Dropped support of fetching objects and non-zero c..." - doctrine/dbal - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Pull Request — 3.0.x (#3070)

by Sergei
created 2020-04-13 06:22 UTC
SQLAnywhereStatement::rowCount() A

↳ Parent: SQLAnywhereStatement
Complexity

Conditions	1
Paths	1
Size

Total Lines	3
Code Lines	1
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
dl	0
loc	3
rs	10
c	0
b	0
f	0
cc	1
eloc	1
nc	1
nop	0
<?php

namespace Doctrine\DBAL\Driver\SQLAnywhere;

use Doctrine\DBAL\Driver\Statement;
use Doctrine\DBAL\Driver\StatementIterator;
use Doctrine\DBAL\FetchMode;
use Doctrine\DBAL\ParameterType;
use IteratorAggregate;
use const SASQL_BOTH;

use function array_key_exists;
use function assert;
use function is_int;
use function is_resource;
use function sasql_fetch_array;

use function sasql_fetch_assoc;

use function sasql_fetch_row;

use function sasql_prepare;

use function sasql_stmt_affected_rows;

use function sasql_stmt_bind_param_ex;

use function sasql_stmt_errno;

use function sasql_stmt_error;

use function sasql_stmt_execute;

use function sasql_stmt_field_count;

use function sasql_stmt_reset;

use function sasql_stmt_result_metadata;


/**
 * SAP SQL Anywhere implementation of the Statement interface.
 */
class SQLAnywhereStatement implements IteratorAggregate, Statement
{
    /** @var resource The connection resource. */
    private $conn;

    /** @var int Default fetch mode to use. */
    private $defaultFetchMode = FetchMode::MIXED;

    /** @var resource|null The result set resource to fetch. */
    private $result;

    /** @var resource The prepared SQL statement to execute. */
    private $stmt;

    /** @var mixed[] The references to bound parameter values. */
    private $boundValues = [];

    /**
     * Prepares given statement for given connection.
     *
     * @param resource $conn The connection resource to use.
     * @param string   $sql  The SQL statement to prepare.
     *
     * @throws SQLAnywhereException
     */
    public function __construct($conn, $sql)
    {
        if (! is_resource($conn)) {
            throw new SQLAnywhereException('Invalid SQL Anywhere connection resource: ' . $conn);
        }

        $this->conn = $conn;
        $this->stmt = sasql_prepare($conn, $sql);
        $this->stmt = /** @scrutinizer ignore-call */ sasql_prepare($conn, $sql);

        if (! is_resource($this->stmt)) {
            throw SQLAnywhereException::fromSQLAnywhereError($conn);
        }
    }

    /**
     * {@inheritdoc}
     *
     * @throws SQLAnywhereException
     */
    public function bindParam($column, &$variable, $type = ParameterType::STRING, $length = null)
    {
        assert(is_int($column));

        switch ($type) {
            case ParameterType::INTEGER:
            case ParameterType::BOOLEAN:
                $type = 'i';
                break;

            case ParameterType::LARGE_OBJECT:
                $type = 'b';
                break;

            case ParameterType::NULL:
            case ParameterType::STRING:
            case ParameterType::BINARY:
                $type = 's';
                break;

            default:
                throw new SQLAnywhereException('Unknown type: ' . $type);
        }

        $this->boundValues[$column] =& $variable;

        if (! sasql_stmt_bind_param_ex($this->stmt, $column - 1, $variable, $type, $variable === null)) {
        if (! /** @scrutinizer ignore-call */ sasql_stmt_bind_param_ex($this->stmt, $column - 1, $variable, $type, $variable === null)) {
            throw SQLAnywhereException::fromSQLAnywhereError($this->conn, $this->stmt);
        }

        return true;
    }

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

    /**
     * {@inheritdoc}
     *
     * @throws SQLAnywhereException
     */
    public function closeCursor()
    {
        if (! sasql_stmt_reset($this->stmt)) {
        if (! /** @scrutinizer ignore-call */ sasql_stmt_reset($this->stmt)) {
            throw SQLAnywhereException::fromSQLAnywhereError($this->conn, $this->stmt);
        }

        return true;
    }

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

    /**
     * {@inheritdoc}
     */
    public function errorCode()
    {
        return sasql_stmt_errno($this->stmt);
        return /** @scrutinizer ignore-call */ sasql_stmt_errno($this->stmt);
    }

    /**
     * {@inheritdoc}
     */
    public function errorInfo()
    {
        return sasql_stmt_error($this->stmt);
        return /** @scrutinizer ignore-call */ sasql_stmt_error($this->stmt);
    }

    /**
     * {@inheritdoc}
     *
     * @throws SQLAnywhereException
     */
    public function execute($params = null)
    {
        if ($params !== null) {
            $hasZeroIndex = array_key_exists(0, $params);

            foreach ($params as $key => $val) {
                if ($hasZeroIndex && is_int($key)) {
                    $this->bindValue($key + 1, $val);
                } else {
                    $this->bindValue($key, $val);
                }
            }
        }

        if (! sasql_stmt_execute($this->stmt)) {
        if (! /** @scrutinizer ignore-call */ sasql_stmt_execute($this->stmt)) {
            throw SQLAnywhereException::fromSQLAnywhereError($this->conn, $this->stmt);
        }

        $this->result = sasql_stmt_result_metadata($this->stmt);
        $this->result = /** @scrutinizer ignore-call */ sasql_stmt_result_metadata($this->stmt);

        return true;
    }

    /**
     * {@inheritdoc}
     *
     * @throws SQLAnywhereException
     */
    public function fetch($fetchMode = null)
    {
        if (! is_resource($this->result)) {
            return false;
        }

        $fetchMode = $fetchMode ?? $this->defaultFetchMode;

        switch ($fetchMode) {
            case FetchMode::COLUMN:
                return $this->fetchColumn();

            case FetchMode::ASSOCIATIVE:
                return sasql_fetch_assoc($this->result);
                return /** @scrutinizer ignore-call */ sasql_fetch_assoc($this->result);

            case FetchMode::MIXED:
                return sasql_fetch_array($this->result, SASQL_BOTH);
                return /** @scrutinizer ignore-call */ sasql_fetch_array($this->result, SASQL_BOTH);

            case FetchMode::NUMERIC:
                return sasql_fetch_row($this->result);
                return /** @scrutinizer ignore-call */ sasql_fetch_row($this->result);

            default:
                throw new SQLAnywhereException('Fetch mode is not supported: ' . $fetchMode);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function fetchAll($fetchMode = null)
    {
        $rows = [];

        switch ($fetchMode) {
            case FetchMode::COLUMN:
                while (($row = $this->fetchColumn()) !== false) {
                    $rows[] = $row;
                }
                break;

            default:
                while (($row = $this->fetch($fetchMode)) !== false) {
                    $rows[] = $row;
                }
        }

        return $rows;
    }

    /**
     * {@inheritdoc}
     */
    public function fetchColumn()
    {
        $row = $this->fetch(FetchMode::NUMERIC);

        if ($row === false) {
            return false;
        }

        return $row[0] ?? null;
    }

    /**
     * {@inheritdoc}
     */
    public function getIterator()
    {
        return new StatementIterator($this);
    }

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

    /**
     * {@inheritdoc}
     */
    public function setFetchMode($fetchMode)
    {
        $this->defaultFetchMode = $fetchMode;

        return true;
    }
}

doctrine / dbal

Pull Request — 3.0.x (#3070)

SQLAnywhereStatement::rowCount() A

Complexity

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