PHP resizeThumbnailImage函数代码示例

 public function addPicDb($tid, $title, $picUrl, $yid, $lid)
 {
     //检测是否已经有此图片
     $isExists = $this->dbPic->frow("picurl='{$picUrl}'");
     if (!empty($isExists)) {
         return true;
     }
     $yPicFile = $this->copyYuantu($picUrl);
     if ($yPicFile == false) {
         return false;
     }
     $picName = substr($yPicFile, strrpos($yPicFile, '/') + 1);
     $hPicPath = $this->hpicPath . date('YmdH') . '/';
     $mPicPath = $this->mpicPath . date('YmdH') . '/';
     $lPicPath = $this->lpicPath . date('YmdH') . '/';
     $tPicPath = $this->tpicPath . date('YmdH') . '/';
     if (!is_dir($hPicPath)) {
         mkdir($hPicPath);
         chmod($hPicPath, 777);
     }
     if (!is_dir($mPicPath)) {
         mkdir($mPicPath);
         chmod($mPicPath, 777);
     }
     if (!is_dir($lPicPath)) {
         mkdir($lPicPath);
         chmod($lPicPath, 777);
     }
     if (!is_dir($tPicPath)) {
         mkdir($tPicPath);
         chmod($tPicPath, 777);
     }
     $hPicFile = resizeThumbnailImage($hPicPath . $picName, $yPicFile, $this->sHpic);
     $mPicFile = resizeThumbnailImage($mPicPath . $picName, $yPicFile, $this->sMpic);
     $lPicFile = resizeThumbnailImage($lPicPath . $picName, $yPicFile, $this->sLpic);
     $tPicFile = resizeThumbnailImage($tPicPath . $picName, $yPicFile, 1, $this->sTpic);
     $insert = array('lid' => $lid, 'yid' => $yid, 'tid' => $tid, 'picurl' => $picUrl, 'pname' => $title, 'ypicurl' => substr($yPicFile, strpos($yPicFile, '/upload')), 'hpicurl' => substr($hPicFile, strpos($hPicFile, '/upload')), 'mpicurl' => substr($mPicFile, strpos($mPicFile, '/upload')), 'lpicurl' => substr($lPicFile, strpos($lPicFile, '/upload')), 'tpicurl' => substr($tPicFile, strpos($tPicFile, '/upload')), 'status' => 1, 'created' => time());
     return $this->dbPic->insert($insert);
 }

         //Refresh the page to show the new uploaded image
         header("location:" . $_SERVER["PHP_SELF"]);
         exit;
     }
 }
 if (isset($_POST["upload_thumbnail"]) && strlen($large_photo_exists) > 0) {
     //Get the new coordinates to crop the image.
     $x1 = $_POST["x1"];
     $y1 = $_POST["y1"];
     $x2 = $_POST["x2"];
     $y2 = $_POST["y2"];
     $w = $_POST["w"];
     $h = $_POST["h"];
     //Scale the image to the thumb_width set above
     $scale = $thumb_width / $w;
     $cropped = resizeThumbnailImage($thumb_image_location, $large_image_location, $w, $h, $x1, $y1, $scale);
     //Reload the page again to view the thumbnail
     //header("location:".$_SERVER["PHP_SELF"]);
     $login_id = $_SESSION['userid'];
     $dbimagefilename = str_replace("uploads/profile/", "", $thumb_image_location);
     require_once "db/db.php";
     $data_layer = new db_layer();
     $update_query = mysql_query("update registration SET profile_pic='{$dbimagefilename}' where id={$login_id}") or die("{$sql_error}" . mysql_error());
     mysql_close();
     Header("Location:imagesavesuccess.php");
     exit;
 }
 if ($_GET['a'] == "delete" && strlen($_GET['t']) > 0) {
     //get the file locations
     $large_image_location = $upload_path . $large_image_prefix . $_GET['t'];
     $thumb_image_location = $upload_path . $thumb_image_prefix . $_GET['t'];

//.........这里部分代码省略.........
            }
        } else {
            $error = __("Select an image for upload", TEMPLATE_DOMAIN);
        }
        //Everything is ok, so we can upload the image.
        if (strlen($error) == 0) {
            if (isset($_FILES['image']['name'])) {
                move_uploaded_file($userfile_tmp, $normal_image_location);
                chmod($normal_image_location, 0777);
                //Delete the thumbnail file so the user can create a new one
                if (file_exists($thumb_image_location)) {
                    unlink($thumb_image_location);
                }
            }
            //Refresh the page to show the new uploaded image
            print '<meta http-equiv="Pragma" content="no-cache">';
            echo "<h4 id=\"loading-bar\">Please wait..Your Image Currently Processing</h4>";
            echo '<img src="' . get_template_directory_uri() . '/_inc/admin/loading_bar.gif' . '">';
            print "<meta http-equiv=\"refresh\" content=\"5;url={$ttpl_url}/wp-admin/themes.php?page=custom-homepage.php&#tab1\">";
            exit;
            //double refresh to clear cache..its a bit catchy but it get the job done
        }
    }
    if (isset($_POST['upload_thumbnail1']) && strlen($large_photo_exists) > 0) {
        //Get the new coordinates to crop the image.
        $x1 = $_POST["x1"];
        $y1 = $_POST["y1"];
        $x2 = $_POST["x2"];
        $y2 = $_POST["y2"];
        $w = $_POST["w"];
        $h = $_POST["h"];
        //Scale the image to the thumb_width set above
        $scale = $thumb_width / $w;
        $cropped = resizeThumbnailImage($thumb_image_location, $large_image_location, $w, $h, $x1, $y1, $scale);
        //Refresh the page to show the new uploaded image
        print '<meta http-equiv="Pragma" content="no-cache">';
        echo "<h4 id=\"loading-bar\">Please wait..Your Image Currently Processing</h4>";
        echo '<img src="' . get_template_directory_uri() . '/_inc/admin/loading_bar.gif' . '">';
        print "<meta http-equiv=\"refresh\" content=\"5;url={$ttpl_url}/wp-admin/themes.php?page=custom-homepage.php&#tab1\">";
        exit;
        //double refresh to clear cache..its a bit catchy but it get the job done
    }
    ?>

<?php 
    //Only display the javacript if an image has been uploaded
    if (strlen($large_photo_exists) > 0) {
        $current_large_image_width = getWidth($large_image_location);
        $current_large_image_height = getHeight($large_image_location);
        ?>

<script type="text/javascript">
function preview(img, selection) {
var scaleX = <?php 
        echo $thumb_width;
        ?>
 / selection.width;
var scaleY = <?php 
        echo $thumb_height;
        ?>
 / selection.height;
$('#thumbnail + div > img').css({
width: Math.round(scaleX * <?php 
        echo $current_large_image_width;
        ?>
) + 'px',

//.........这里部分代码省略.........
         //이미지 사이즈가 작으면 선택영역을 최대로 한다.
         $temp_width = getWidth($uploaded);
         $temp_height = getHeight($uploaded);
         if ($thumb_height == $thumb_width) {
             if ($temp_width < $thumb_width) {
                 $resize_width = $temp_width;
             }
             if ($temp_height < $thumb_height) {
                 $resize_height = $temp_height;
             }
             if ($resize_width > $resize_height) {
                 $resize_width = $resize_height;
             } else {
                 $resize_height = $resize_width;
             }
         } else {
             //둘 다 현재 이미지 보다 큰 경우
             if ($resize_height > $temp_height && $resize_width > $temp_width) {
                 $resize_width = $temp_width;
                 $resize_height = $temp_height;
                 if ($resize_width > $resize_height) {
                     $resize_width = $resize_height * ($thumb_width / $thumb_height);
                 } else {
                     $resize_height = $resize_width * ($thumb_height / $thumb_width);
                 }
             } else {
                 if ($resize_height <= $temp_height && $resize_width >= $temp_width) {
                     $resize_width = $temp_width;
                     $resize_height = $temp_width * ($thumb_height / $thumb_width);
                 } else {
                     if ($resize_width <= $temp_width && $resize_height >= $temp_height) {
                         $resize_height = $temp_height;
                         $resize_width = $temp_height * ($thumb_width / $thumb_height);
                     } else {
                         echo "*********" . $resize_width . '     ' . $temp_width . '-----' . $resize_height . '     ' . $temp_height;
                     }
                 }
             }
         }
         if (file_exists($large_image_location)) {
             $large_photo_exists = $large_image_location;
             $current_large_image_width = getWidth($large_image_location);
             $current_large_image_height = getHeight($large_image_location);
         } else {
             $large_photo_exists = "";
             $thumb_photo_exists = "";
         }
         $this->assigns['current_large_image_width'] = $current_large_image_width;
         $this->assigns['current_large_image_height'] = $current_large_image_height;
         $this->assigns['thumb_width'] = $thumb_width;
         $this->assigns['thumb_height'] = $thumb_height;
         $this->assigns['resize_width'] = $resize_width;
         $this->assigns['resize_height'] = $resize_height;
         $this->assigns['large_photo_exists'] = $large_photo_exists;
         $this->assigns['sub_large_image_location'] = '/' . $sub_large_image_location;
     }
     //업로드를 변경 했다면
     if (array_key_exists('thumb_width', $_REQUEST)) {
         //Get the new coordinates to crop the image.
         $start = strpos($sub_dir, "/", 6) + 1;
         $end = strpos($sub_dir, "/", strpos($sub_dir, "/", 6) + 1);
         $length = $end - $start;
         $temp_size_str = substr($sub_dir, $start, $length);
         $x1 = $_POST["x1"];
         $y1 = $_POST["y1"];
         $x2 = $_POST["x2"];
         $y2 = $_POST["y2"];
         $w = $_POST["w"];
         $h = $_POST["h"];
         $thumb_width = $_POST["thumb_width"];
         //            if($sub_dir == 'media/member/'){
         //                    $tmp_thumbnail = $sub_dir.$_SESSION['s']['id'].".jpg";
         //            }else{
         //
         //                $tmp_thumbnail = $sub_dir;
         //            }
         $tmp_thumbnail = 'resize_temp' . strtotime(date('Y-m-d H:i:s')) . '.' . jpg;
         //취약점 보안
         if (array_key_exists('large_image', $_POST)) {
             $low_str = strtolower($_POST["large_image"]);
             for ($i = 0; $i < sizeof($this->settings->weak_part); $i++) {
                 $pattern = '/^\\/' . $this->settings->weak_part[$i] . '\\/resize_temp[0-9]+.(jpg|gif|jpeg|png)$/';
                 if (preg_match($pattern, $low_str, $match)) {
                     break;
                 }
             }
         }
         $thumb_image = $this->settings->root_path . 'media/temp/' . $tmp_thumbnail;
         $large_image = $this->settings->root_path . $_POST["large_image"];
         $scale = $thumb_width / $w;
         resizeThumbnailImage($thumb_image, $large_image, $w, $h, $x1, $y1, $scale);
         //리사이즈용  임시 이미지 삭제
         if (file_exists($large_image)) {
             unlink($large_image);
         }
         $this->assigns['thumbnail'] = '/media/temp/' . $tmp_thumbnail;
     }
     $this->assigns['r_width'] = $_REQUEST['r_width'];
     $this->assigns['r_height'] = $_REQUEST['r_height'];
 }

            $source = imagecreatefromgif($image);
            break;
        case "image/pjpeg":
        case "image/jpeg":
        case "image/jpg":
            $source = imagecreatefromjpeg($image);
            break;
        case "image/png":
        case "image/x-png":
            $source = imagecreatefrompng($image);
            break;
    }
    imagecopyresampled($newImage, $source, 0, 0, 0, 0, $newImageWidth, $newImageHeight, $imagewidth, $imageheight);
    switch ($imageType) {
        case "image/gif":
            imagegif($newImage, $thumb);
            break;
        case "image/pjpeg":
        case "image/jpeg":
        case "image/jpg":
            imagejpeg($newImage, $thumb, 100);
            break;
        case "image/png":
        case "image/x-png":
            imagepng($newImage, $thumb);
            break;
    }
    return $thumb;
}
resizeThumbnailImage($thumb, $image, $scale, array('width' => 64, 'height' => 64));

//.........这里部分代码省略.........
            $error = __("Select an image for upload", TEMPLATE_DOMAIN);
        }
        //Everything is ok, so we can upload the image.
        if (strlen($error) == 0) {
            if (isset($_FILES['image']['name'])) {
                move_uploaded_file($userfile_tmp, $normal_image_location);
                chmod($normal_image_location, 0777);
                //Delete the thumbnail file so the user can create a new one
                if (file_exists($thumb_image_location)) {
                    unlink($thumb_image_location);
                }
            }
            //Refresh the page to show the new uploaded image
            print '<meta http-equiv="Pragma" content="no-cache">';
            echo "<h4 id=\"loading-bar\">Please wait..Your Image Currently Processing</h4>";
            echo '<img src="' . get_template_directory_uri() . '/_inc/admin/loading_bar.gif' . '">';
            print "<meta http-equiv=\"refresh\" content=\"1;url={$ttpl_url}/wp-admin/themes.php?page=custom-homepage.php\">";
            print "<script>";
            print " self.location='{$ttpl_url}/wp-admin/themes.php?page=custom-homepage.php&#tab1';";
            print "</script>";
            exit;
        }
    }
    if (isset($_POST["upload_thumbnail"]) && strlen($large_photo_exists) > 0) {
        //Get the new coordinates to crop the image.
        $x1 = $_POST["x1"];
        $y1 = $_POST["y1"];
        $x2 = $_POST["x2"];
        $y2 = $_POST["y2"];
        $w = $_POST["w"];
        $h = $_POST["h"];
        //Scale the image to the thumb_width set above
        $scale = $thumb_width / $w;
        $cropped = resizeThumbnailImage($thumb_image_location, $large_image_location, $w, $h, $x1, $y1, $scale);
        //Reload the page again to view the thumbnail
        //Refresh the page to show the new uploaded image
        print '<meta http-equiv="Pragma" content="no-cache">';
        echo "<h4 id=\"loading-bar\">Please wait..Your Image Currently Processing</h4>";
        echo '<img src="' . get_template_directory_uri() . '/_inc/admin/loading_bar.gif' . '">';
        print "<meta http-equiv=\"refresh\" content=\"3;url={$ttpl_url}/wp-admin/themes.php?page=custom-homepage.php&#tab1\">";
        exit;
    }
    ?>

<?php 
    //Only display the javacript if an image has been uploaded
    if (strlen($large_photo_exists) > 0) {
        $current_large_image_width = getWidth($large_image_location);
        $current_large_image_height = getHeight($large_image_location);
        ?>
<script type="text/javascript">
function preview(img, selection) {
	var scaleX = <?php 
        echo $thumb_width;
        ?>
 / selection.width;
	var scaleY = <?php 
        echo $thumb_height;
        ?>
 / selection.height;

	$('#thumbnail + div > img').css({
		width: Math.round(scaleX * <?php 
        echo $current_large_image_width;
        ?>
) + 'px',