ImageController.php
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<?php
namespace backend\controllers;
use backend\components\croppers\CropContext;
use backend\components\croppers\CropFactory;
use backend\components\Helper;
use Yii;
use yii\helpers\FileHelper;
use yii\helpers\StringHelper;
use yii\web\Controller;
use backend\models\UploadForm;
use yii\web\UploadedFile;
class ImageController extends Controller
{
public function actionIndex()
{
$request = Yii::$app->request;
$model = new UploadForm();
$ukrSeeds = Yii::$app->params['ukrSeeds'];
if ($request->isPost) {
$model->imageFiles = UploadedFile::getInstances($model, 'imageFiles');
$model->upload();
$crop_id = $request->post('crop_id');
$cropFactory = CropFactory::getInstance();
$minHeight = $cropFactory->findMinHeight();
$cropContext = new CropContext($cropFactory->getCrop($crop_id));
foreach($model->imageFiles as $file) {
$baseName = Helper::transliterate($file->baseName);
$path = dirname(dirname(__DIR__)) . '/uploads/' . $baseName . '.' . $file->extension;
$image = Yii::$app->imagine->open($path);
$image = $cropContext->cropImage($image, $path);
$box = $image->getSize()->heighten($minHeight);
$image->resize($box)
->save(dirname(dirname(__DIR__)) . '/uploads/' . $baseName . '-resized' . '.' . $file->extension);
}
}
return $this->render('index', ['model' => $model, 'ukrSeeds' => $ukrSeeds]);
}
public function actionGallery()
{
$files = FileHelper::findFiles(dirname(dirname(__DIR__)) . '/uploads/');
$images = [];
foreach($files as $file) {
$a = getimagesize($file);
$image_type = $a[2];
if(in_array($image_type , [IMAGETYPE_GIF , IMAGETYPE_JPEG ,IMAGETYPE_PNG , IMAGETYPE_BMP]))
{
$images[] = '/uploads/' . StringHelper::basename($file);
}
}
return $this->render('gallery', ['files' => $images]);
}
public function actionGetParams($crop_id)
{
if (Yii::$app->request->isAjax) {
$cropFactory = CropFactory::getInstance();
$res = [
'body' => $cropFactory->getCrop($crop_id)->getConstants(),
'success' => true,
];
return json_encode($res);
}
}
public function actionDownloadAll()
{
$files = FileHelper::findFiles(dirname(dirname(__DIR__)) . '/uploads/');
$zip = new \ZipArchive();
$filename = dirname(dirname(__DIR__)) . '/uploads/images.zip';
$zip->open($filename, \ZipArchive::CREATE);
foreach($files as $k => $file) {
$a = getimagesize($file);
$image_type = $a[2];
if(in_array($image_type , [IMAGETYPE_GIF , IMAGETYPE_JPEG ,IMAGETYPE_PNG , IMAGETYPE_BMP]))
{
$zip->addFile($file, StringHelper::basename($file));
}
}
$zip->close();
$response = Yii::$app->response;
$response->sendFile($filename);
}
}