[PHP]PEAR::Mail送信クラス

sendmail.class.php

<?php
require_once 'Mail.php';
require_once 'Mail/mime.php';

class SendMail
{
    private $mimeObj;

    private $checkAddress = array(
        'To'       => array(),
        'Cc'       => array(),
        'Bcc'      => array(),
        'From'     => array(),
        'Reply-To' => array(),
    );

    private $addArray = array();
    private $to;    
    private $header = array();
    private $subject = '';
    private $body = '';    
    private $bodyDir = '';
    private $bodyFilePath = '';
    private $attacheDir = '';    
    private $fileEncode = 'UTF-8';
    private $mailEncode = 'ISO-2022-JP';

    
    /**
     * コンストラクタ
     * @access public
     *
     */
    public function __construct()
    {
        $this->mimeObj = new Mail_Mime("\n");
        $this->mimeObj->setParam('text_encoding', '7bit');
        
        $this->bodyDir = realpath(dirname(__FILE__));
        $this->attacheDir = realpath(dirname(__FILE__));
    }


    /**
     * エンコードを設定する
     * @access public
     * @param  string $mailEncode
     * @param  string $fileEncode     
     */
    public function setEncode($mailEncode, $fileEncode)
    {
        $this->mailEncode = $mailEncode;
        $this->fileEncode = $fileEncode;
    }

    
    /**
     * メール本文をファイルから取得し設定する
     * @access private
     * @throws RuntimeException ErrorMessage    
     */
    private function getBody()
    {
        if (!empty($this->body)) return;
        
        if (!file_exists($this->bodyFilePath)) {
            throw new RuntimeException('MailBodyFile does not exists');
        }
        
        if(!($body = file_get_contents($this->bodyFilePath))) {
            throw new RuntimeException('Failed to get MailBodyFile');
        }

        $body = mb_convert_encoding(
            $body,
            $this->mailEncode,
            $this->fileEncode
        );

        $this->mimeObj->setTxtBody($body);
    }


    /**
     * メール本文をプレーンテキストで設定する
     * @access private
     */
    public function setBody($body)
    {
        $this->body = mb_convert_encoding(
            $body,
            $this->mailEncode,
            $this->fileEncode
        );
        
        $this->mimeObj->setTxtBody($body);
    }

    
    /**
     * 本文のファイルパスを設定する
     * @access public
     * @param  string $filename
     */
    public function setBodyFile($filename)
    {
        $this->bodyFilePath = $this->bodyDir . '/' . basename($filename);
    }

    
    /**
     * 件名をセットする
     * @access public
     * @param  string $subject
     */
    public function setSubject($subject)
    {
        $subject = mb_convert_encoding(
            $subject,
            $this->mailEncode,
            $this->fileEncode
        );
        
        $this->subject = mb_encode_mimeheader(
            $subject,
            $this->mailEncode,
            'B'
        );
    }


    /**
     * メッセージを構築する
     * @access private 
     */
    private function build()
    {
        $param = array(
            'head_charset' => $this->mailEncode,
            'text_charset' => $this->mailEncode,
        );
        $this->body = $this->mimeObj->get($param);
    }


    /**
     * アドレスをセットする
     * @access public
     * @param  array  $addArray
     */
    public function setAddArray(array $addArray)
    {
        mb_convert_variables($this->mailEncode, $this->fileEncode, $addArray);
        $this->addArray = $addArray;
    }

    
    /**
     * ヘッダーを作成する
     * @access private
     * @throws LogicException ErrorMessage
     */
    private function makeHeader()
    {
        if (empty($this->addArray)) throw new LogicException('address is not set');
        
        if (!5 == count($addArray = array_merge($this->checkAddress, $this->addArray))) {
            throw new LogicException('Wrong address format');
        }
        $headers = array_map(
            function($arr) { return implode(',', $arr); },
            $addArray
        );
        $headers['Subject'] = $this->subject;

        $this->to = $headers['To'];

        $this->headers = $this->mimeObj->headers($headers);
    }

    
    /**
     * メールを送信する
     * @access public
     */
    public function sendMail()
	{
        try {
            $this->getBody();
            $this->build();
            $this->makeHeader();
        } catch (RuntimeException $e) {
            echo $e->getMessage(), PHP_EOL;
            return false;
        } catch (LogicException $e) {
            echo $e->getMessage(), PHP_EOL;
            return false;
        }

		$mail = Mail::factory('mail');
		$mail->send($this->to, $this->headers, $this->body);
	}


    /**
     * ファイルを添付する
     * @access public
     * @param  string $attacheFileName 添付ファイル名
     * @param  string $dir             添付用ディレクトリ配下のパス>
     */
    public function attache($attacheFileName, $dir = '')
    {
        $attachName = mb_convert_encoding(
            basename($attacheFileName),
            $this->mailEncode,
            $this->fileEncode
        );

        $attacheFilePath = $this->getAttacheFilePath($attacheFileName, $dir);

        if (file_exists($attacheFilePath)) {
            $attache = file_get_contents($attacheFilePath);
			$this->mimeObj->addAttachment(
                $attache,
                'application/octet-stream',
                $attachName,
                false,
                'base64',
                'attachment',
                '',
                '',
                '',
                'base64',
                'base64',
                '',
                $this->mailEncode);
		}
    }

    
    /**
     * 添付ファイルパスを取得する
     * @access private
     * @param  string $filename 添付ファイル名
     * @param  string $dir      添付用ディレクトリ配下のパス
     */
    private function getAttacheFilePath($filename, $dir)
    {
        if(!empty($dir)) {
            $dir = '/' .str_replace('../', '' ,trim($dir, "/"));
        } 

        $attacheFilePath = $this->attacheDir
                        . $dir
                        . '/' .  basename($filename);

        return $attacheFilePath;
    }
}