Sql.php$0 ➔ __construct() - Code Metrics - Inspection of "Queries\JoinTrait::createJoin : Not define "*" for..." - bulton-fr/bfw-sql - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Branch — 2.0 (acba87)

by Vermeulen
created 2018-08-13 14:46 UTC
Sql.php$0 ➔ __construct() A

↳ Parent: anonymous//src/Sql.php$0
Complexity

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Lines	0
Ratio	0 %
Importance

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Metric	Value
cc	1
dl	0
loc	4
rs	10
c	0
b	0
f	0
<?php

namespace BfwSql;

use \Exception;

/**
 * Class to access to query writer
 * 
 * @package bfw-sql
 * @author Vermeulen Maxime <[email protected]>
 * @version 2.0
 */
class Sql
{
    /**
     * @const ERR_QUERY_BAD_REQUEST Exception code if the request executed
     * on query method have an error.
     */
    const ERR_QUERY_BAD_REQUEST = 2103001;
    
    /**
     * @var \BfwSql\SqlConnect $sqlConnect SqlConnect object
     */
    protected $sqlConnect;
    
    /**
     * @var string $prefix Tables prefix
     */
    protected $prefix = '';
    
    /**
     * Constructor
     * 
     * @param \BfwSql\SqlConnect $sqlConnect SqlConnect instance
     * 
     * @throws \Exception
     */
    public function __construct(\BfwSql\SqlConnect $sqlConnect)
    {
        $this->sqlConnect = $sqlConnect;
        $this->prefix     = $sqlConnect->getConnectionInfos()->tablePrefix;
    }
    
    /**
     * Getter to the property sqlConnect
     * 
     * @return \BfwSql\SqlConnect
     */
    public function getSqlConnect(): \BfwSql\SqlConnect
    {
        return $this->sqlConnect;
    }
    
    /**
     * Getter to the property prefix
     * 
     * @return string
     */
    public function getPrefix(): string
    {
        return $this->prefix;
    }
    
    /**
     * Get the id for the last item has been insert in database
     * 
     * @param string|null $name (default: null) Name of the sequence for the id
     *  Used for SGDB like PostgreSQL. Not use it for mysql.
     * 
     * @return integer
     */
    public function obtainLastInsertedId($name = null): int
    {
        return (int) $this->sqlConnect->getPDO()->lastInsertId($name);
    }
    
    /**
     * Get the id for the last item has been insert in database for a table
     * without auto-increment
     * 
     * @param string       $table The table name
     * @param string       $colId The column name for the ID
     * @param array        $order Columns to sort table content
     * @param string|array $where All where instruction used for filter content
     * 
     * @return integer
     */
    public function obtainLastInsertedIdWithoutAI(
        string $table,
        string $colId,
        array $order,
        $where = ''
    ): int {
        $req = $this->select()
                    ->from($table, $colId)
                    ->/** @scrutinizer ignore-call */ from($table, $colId)
                    ->limit(1);
    
        if (is_array($where)) {
            foreach ($where as $val) {
                $req->where($val);
            }
        } elseif ($where != '') {
            $req->where($where);
        }
        
        if (is_array($order)) {

            foreach ($order as $expr => $sort) {
                $req->order($expr, $sort);
            }
        }
        
        $res = $req->getExecuter()->fetchRow();
        $req->getExecuter()->closeCursor();
        
        if ($res) {
            return (int) $res[$colId];
        }
        
        return 0;
    }
    
    /**
     * Return a new instance of SqlSelect
     * 
     * @param string $type (default: "array") Return PHP type
     *  Possible value : "array" or "object"
     * 
     * @return \BfwSql\Queries\Select
     */
    public function select(string $type = 'array'): \BfwSql\Queries\Select
    {
        $usedClass       = \BfwSql\UsedClass::getInstance();
        $selectClassName = $usedClass->obtainClassNameToUse('QueriesSelect');
        
        return new $selectClassName($this->sqlConnect, $type);
    }
    
    /**
     * Return a new instance of SqlInsert
     * 
     * @param string $quoteStatus (default: QUOTE_ALL) Status to automatic
     *  quoted string value system.
     * 
     * @return \BfwSql\Queries\Insert
     */
    public function insert(
        string $quoteStatus = \BfwSql\Helpers\Quoting::QUOTE_ALL
    ): \BfwSql\Queries\Insert {
        $usedClass       = \BfwSql\UsedClass::getInstance();
        $insertClassName = $usedClass->obtainClassNameToUse('QueriesInsert');
        
        return new $insertClassName($this->sqlConnect, $quoteStatus);
    }
    
    /**
     * Return a new instance of SqlUpdate
     * 
     * @param string $quoteStatus (default: QUOTE_ALL) Status to automatic
     *  quoted string value system.
     * 
     * @return \BfwSql\Queries\Update
     */
    public function update(
        string $quoteStatus = \BfwSql\Helpers\Quoting::QUOTE_ALL
    ): \BfwSql\Queries\Update {
        $usedClass       = \BfwSql\UsedClass::getInstance();
        $updateClassName = $usedClass->obtainClassNameToUse('QueriesUpdate');
        
        return new $updateClassName($this->sqlConnect, $quoteStatus);
    }
    
    /**
     * Return a new instance of SqlDelete
     * 
     * @return \BfwSql\Queries\Delete
     */
    public function delete(): \BfwSql\Queries\Delete
    {
        $usedClass       = \BfwSql\UsedClass::getInstance();
        $deleteClassName = $usedClass->obtainClassNameToUse('QueriesDelete');
        
        return new $deleteClassName($this->sqlConnect);
    }
    
    /**
     * Find the first vacant id on a table and for a column
     * 
     * @param string $table  The table concerned by the request
     * @param string $column The id column. Must be an integer..
     * 
     * @throws \Exception If a error has been throw during the search
     * 
     * @return integer
     */
    public function createId(string $table, string $column): int
    {
        //Search the first line in the table
        $reqFirstLine = $this->select()
            ->from($table, $column)
            ->order($column, 'ASC')
            ->limit(1);
        
        $resFirstLine = $reqFirstLine->getExecuter()->fetchRow();
        $reqFirstLine->getExecuter()->closeCursor();
        
        // If nothing in the table. First AI is 1
        if (!$resFirstLine) {
            return 1;
        }
        
        // If the id for the first line is > 1
        if ($resFirstLine[$column] > 1) {
            return $resFirstLine[$column] - 1;
        }
        
        //First line have ID=1, we search from the end
        $reqLastLine = $this->select()
            ->from($table, $column)
            ->order($column, 'DESC')
            ->limit(1);
        
        $resLastLine = $reqLastLine->getExecuter()->fetchRow();
        $reqLastLine->getExecuter()->closeCursor();

        //Get the last ID and add 1
        return $resLastLine[$column] + 1;
    }
    
    /**
     * Run the query in parameter 
     * 
     * @param string $request The request to run
     * 
     * @throws \Exception If the request has failed
     * 
     * @return \PDOStatement
     */
    public function query(string $request): \PDOStatement
    {
        $this->sqlConnect->upNbQuery();
        
        $req   = $this->sqlConnect->getPDO()->query($request);
        $error = $this->sqlConnect->getPDO()->errorInfo();
        
        $app     = \BFW\Application::getInstance();
        $subject = $app->getSubjectList()->getSubjectByName('bfw-sql');
        $subject->addNotification(
            'user query',
            new class ($request, $error) {
                public $request = '';
                public $error = [];
                
                public function __construct($request, $error)
                {
                    $this->request = $request;
                    $this->error   = $error;
                }
            }
        );
        
        if (
            !$req
            && $error[0] !== null
            && $error[0] !== '00000'
            && isset($error[2])
        ) {
            throw new Exception(
                $error[2],
                self::ERR_QUERY_BAD_REQUEST
            );
        }
        
        return $req;

    }
}

bulton-fr / bfw-sql

Branch — 2.0 (acba87)

Sql.php$0 ➔ __construct() A

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