WaterMarkController.php
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<?php
class WaterMarkModel extends CFormModel
{
public $serverFile;
}
class WaterMarkController extends AdminController
{
public function actionIndex()
{
$model = new WaterMarkModel();
if (isset($_POST['WaterMarkModel'])) {
$model->setAttributes($_POST['WaterMarkModel'], false);
foreach ($model->serverFile as $imagePath) {
$imagePath = substr($imagePath, 1);
$image_info = getimagesize($imagePath);
$imageType = $image_info[2];
$create = null;
$save = null;
switch ($imageType) {
case IMAGETYPE_JPEG:
$create = 'imagecreatefromjpeg';
$save = 'imagejpeg';
break;
case IMAGETYPE_GIF:
$create = 'imagecreatefromgif';
$save = 'imagegif';
break;
case IMAGETYPE_PNG:
$create = 'imagecreatefrompng';
$save = 'imagepng';
break;
}
$path = 'images/watermark.png';
if (!isset($create)) continue;
$mark = imagecreatefrompng($path);
$image = $create($imagePath);
$x = 0;
$y = 0;
$w = round(imagesx($mark) * imagesx($image) / 800);
$h = round(imagesy($mark) * imagesx($image) / 800);
imagealphablending($image, true);
imagesavealpha($image, true);
imagecopyresampled($image, $mark, $x, $y, 0, 0, $w, $h, imagesx($mark), imagesy($mark));
imagedestroy($mark);
$save($image, $imagePath);
}
Yii::app()->user->setFlash('images', $model->serverFile);
}
$this->render('index', array('model' => $model));
}
}