<?php

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 * Description of UploadImage
 *
 * @author 一基
 */
class UploadImage {

    private $defPath;
    private $fileName;
    private $ext;
    private $upLoadFile;
    private $tmpUpLoadFile;

//コンストラクタ
    function __construct() {
        $this->defPath = "./image/";
    }

    public function UpLoad() {
        if (is_uploaded_file($this->tmpUpLoadFile)) {
            if (move_uploaded_file($this->tmpUpLoadFile, $this->defPath . $this->fileName)) {
                chmod($this->defPath . $this->fileName, 0666);
            }
            return true;
        } else {
            return false;
        }
    }

    /**
     * 画像の幅の調整とリネームを行う
     * return 実行結果(0:成功 -1:失敗)
     */
    public function ResizeImage($path, $length) {
        $result = 0; //実行結果
        //縦，横の幅を取得
        list($iwidth, $iheight) = getimagesize($this->defPath . $this->fileName);
        //縦横比を計算し縦横の長さを決定
        $proportion = $iwidth / $iheight;
        if ($proportion < 1) {
            $height = $length;
            $width = $length * $proportion;
        } else {
            $height = $length / $proportion;
            $width = $length;
        }
        //新しい画像の生成
        if (($this->ext == "jpg") || ($this->ext == "jpeg") || ($this->ext == "JPG")) {
            $src = imagecreatefromjpeg($this->defPath . $this->fileName);
        } else {
            $src = imagecreatefrompng($this->defPath . $this->fileName);
        }
        //画像領域の作成
        $image = imagecreatetruecolor($width, $height);
        //サムネイル画像の生成
        imagecopyresampled($image, $src, 0, 0, 0, 0, $width, $height, $iwidth, $iheight);
        if (($this->ext == "jpg") || ($this->ext == "jpeg") || ($this->ext == "JPG")) {
            if (!imagejpeg($image, $path . $this->fileName)) {
                $result = -1;
            }
        } else {
            if (!imagepng($image, $path . $this->fileName)) {
                $result = -1;
            }
        }
        imagedestroy($image);
        unset($image, $src, $proportion, $iwidth, $iheight, $image, $src, $width, $height);
        if ($result >= 0) {
            return true;
        } else {
            return false;
        }
    }

    public function checkExt() {
        $this->ext = pathinfo($this->defPath . $this->upLoadFile, PATHINFO_EXTENSION); //拡張子チェック
    }

    public function imageRotation() {
        // 調べたい画像のパス       
        $exif_data = exif_read_data($this->defPath . $this->fileName);
        //新しい画像の生成
        if (($this->ext == "jpg") || ($this->ext == "jpeg") || ($this->ext == "JPG")) {
            $src = imagecreatefromjpeg($this->defPath . $this->fileName);
        } else {
            $src = imagecreatefrompng($this->defPath . $this->fileName);
        }
        if (isset($exif_data['Orientation'])) {
            //画像の回転処理
            $orientation = $exif_data['Orientation'];            
            // 未定義
            if ($orientation == 0) {//未定義
                
            } else if ($orientation == 1) {//通常
                
            } else if ($orientation == 2) {
                
            } else if ($orientation == 3) {// 端末上下反転
                $src = imagerotate($src, 180, 0);
            } else if ($orientation == 4) {
                
            } else if ($orientation == 5) {
                
            } else if ($orientation == 6) {// 時計回りに90°回転
                $src = imagerotate($src, 270, 0);                
            } else if ($orientation == 7) {
                
            } else if ($orientation == 8) {// 反時計回りに90°回転
                $src = imagerotate($src, 90, 0);
            }
            if (($this->ext == "jpg") || ($this->ext == "jpeg") || ($this->ext == "JPG")) {
                imagejpeg($src, $this->defPath . $this->fileName);
            } else {
                imagepng($src, $this->defPath . $this->fileName);                    
            }
        }
    }

    /* -------------▼セッター▼------------- */

    public function setFileName($fileName) {
        $this->fileName = $fileName;
    }

    public function setExt($ext) {
        $this->ext = $ext;
    }

    public function setUpLoadFile($upLoadFile) {
        $this->upLoadFile = $upLoadFile;
    }

    public function getTmpUpLoadFile() {
        return $this->tmpUpLoadFile;
    }

    /* -------------▲セッター▲------------- */

    /* -------------▼ゲッター▼------------- */

    public function getFileName() {
        return $this->fileName;
    }

    public function getExt() {
        return $this->ext;
    }

    public function getUpLoadFile() {
        return $this->upLoadFile;
    }

    public function setTmpUpLoadFile($tmpUpLoadFile) {
        $this->tmpUpLoadFile = $tmpUpLoadFile;
    }

    /* -------------▲ゲッター▲------------- */
}