PdoAbstract class

MySQL pab driver implementation (part 2)

rainloop/v/0.0.0/app/libraries/RainLoop/Common/PdoAbstract.php

@@ -0,0 +1,182 @@
+<?php
+
+namespace RainLoop\Common;
+
+abstract class PdoAbstract
+{
+	/**
+	 * @var \MailSo\Log\Logger
+	 */
+	protected $oLogger;
+	
+	/**
+	 * @return bool
+	 */
+	public function IsSupported()
+	{
+		return !!\class_exists('PDO');
+	}
+
+	/**
+	 * @param \MailSo\Log\Logger $oLogger
+	 */
+	public function SetLogger($oLogger)
+	{
+		$this->oLogger = $oLogger instanceof \MailSo\Log\Logger ? $oLogger : null;
+	}
+
+	/**
+	 * @param \RainLoop\Account $oAccount
+	 *
+	 * @return array
+	 */
+	protected function getPdoAccessData(\RainLoop\Account $oAccount)
+	{
+		$aResult = array('mysql', '', '', '');
+		return $aResult;
+	}
+
+	/**
+	 * @param \RainLoop\Account $oAccount
+	 * @staticvar array $aPdoCache
+	 * 
+	 * @return \PDO
+	 * 
+	 * @throws \Exception
+	 */
+	protected function getPDO(\RainLoop\Account $oAccount)
+	{
+		static $aPdoCache = array();
+
+		$sEmail = $oAccount->ParentEmailHelper();
+		if (isset($aPdoCache[$sEmail]))
+		{
+			return $aPdoCache[$sEmail];
+		}
+
+		if (!\class_exists('PDO'))
+		{
+			throw new \Exception('Class PDO does not exist');
+		}
+
+		// TODO
+		$sType = $sDsn = $sDbLogin = $sDbPassword = '';
+		list($sType, $sDsn, $sDbLogin, $sDbPassword) = $this->getPdoAccessData($oAccount);
+
+		$oPdo = false;
+		try
+		{
+			$oPdo = new \PDO($sDsn, $sDbLogin, $sDbPassword);
+			if ($oPdo)
+			{
+				$oPdo->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
+				if ('mysql' === $sType)
+				{
+					
+				}
+			}
+		}
+		catch (\Exception $oException)
+		{
+			throw $oException;
+		}
+
+		if ($oPdo)
+		{
+			$aPdoCache[$sEmail] = $oPdo;
+		}
+		else
+		{
+			throw new \Exception('PDO = false');
+		}
+
+		return $oPdo;
+	}
+
+	/**
+	 * @param \RainLoop\Account $oAccount
+	 * @param string $sSql
+	 * @param array $aParams
+	 *
+	 * @return \PDOStatement|null
+	 */
+	protected function prepareAndExecute(\RainLoop\Account $oAccount, $sSql, $aParams = array())
+	{
+		if ($this->oLogger)
+		{
+			$this->oLogger->Write($sSql, \MailSo\Log\Enumerations\Type::INFO, 'SQL');
+		}
+
+		$mResult = null;
+		$oStmt = $this->getPDO($oAccount)->prepare($sSql);
+		if ($oStmt)
+		{
+			foreach ($aParams as $sName => $aValue)
+			{
+				$oStmt->bindValue($sName, $aValue[0], $aValue[1]);
+			}
+
+			$mResult = $oStmt->execute() ? $oStmt : null;
+		}
+
+		return $mResult;
+	}
+	
+	/**
+	 * @param \RainLoop\Account $oAccount
+	 * @param bool $bSkipInsert = false
+	 *
+	 * @return int
+	 */
+	protected function getUserId(\RainLoop\Account $oAccount, $bSkipInsert = false)
+	{
+		$sEmail = \strtolower($oAccount->ParentEmailHelper());
+		
+		$oStmt = $this->prepareAndExecute($oAccount,
+			'SELECT `id_user` FROM `rainloop_users` WHERE `email` = :email LIMIT 1',
+			array(
+				':email' => array($sEmail, \PDO::PARAM_STR)
+			));
+
+		$mRow = $oStmt->fetch(\PDO::FETCH_ASSOC);
+		if ($mRow && isset($mRow['id_user']) && \is_numeric($mRow['id_user']))
+		{
+			return (int) $mRow['id_user'];
+		}
+
+		if (!$bSkipInsert)
+		{
+			$oStmt->closeCursor();
+
+			$oStmt = $this->prepareAndExecute($oAccount,
+				'INSERT INTO rainloop_users (`email`) VALUES (:email)',
+				array(
+					':email' => array($sEmail, \PDO::PARAM_STR)
+				));
+
+			return $this->getUserId($oAccount, true);
+		}
+
+		throw new \Exception('id_user = 0');
+	}
+
+	/**
+	 * @param string $sSearch
+	 * 
+	 * @return string
+	 */
+	protected function convertSearchValue($sSearch)
+	{
+		return '%'.$sSearch.'%';
+	}
+
+	/**
+	 * @param string $sValue
+	 *
+	 * @return string
+	 */
+	protected function quoteValue($sValue)
+	{
+		return '\''.$sValue.'\'';
+	}
+}