SaveMultipleImgBehavior.php
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<?php
namespace common\behaviors;
use common\modules\comment\models\CommentModel;
use common\modules\product\models\ProductImage;
use yii\base\Behavior;
use yii\db\ActiveRecord;
use yii\web\UploadedFile;
/**
* Class RatingBehavior
* @property CommentModel $owner
* @package common\behaviors
*/
class SaveMultipleImgBehavior extends Behavior
{
public $fields;
public $imagesUpload;
//public $directory;
public function events()
{
return [
ActiveRecord::EVENT_BEFORE_UPDATE=> 'downloadImages',
ActiveRecord::EVENT_BEFORE_INSERT => 'downloadImages',
];
}
public function downloadImages($event)
{
foreach($this->fields as $field){
$this->imagesUpload = UploadedFile::getInstances($this->owner, $field['name']);
if ( ($images = $this->imagesUpload($field)) !== FALSE) {
foreach ($images as $image) {
$imageModel = new ProductImage();
$imageModel->product_id = $this->owner->product_id;
$imageModel->image = $image;
$imageModel->save();
}
}
}
}
/**
* @param $field array ['directory','name']
* @return array
*/
public function imagesUpload($field)
{
$images = [];
/**
* @var $image UploadedFile
*/
foreach ($this->imagesUpload as $image) {
$imageName = $image->baseName . '.' . $image->extension;
$i = 0;
while (file_exists(\Yii::getAlias('@imagesDir/'.$field['directory'].'/' . $imageName))) {
$i++;
$imageName = $image->baseName . '_' . $i . '.' . $image->extension;
}
$imgDir = \Yii::getAlias('@imagesDir/'.$field['directory'].'/');
if (!is_dir($imgDir)) {
mkdir($imgDir, 0755, true);
}
$image->saveAs($imgDir . $imageName);
$images[] = $imageName;
}
return $images;
}
public function getImageFile($image = 'image') {
return empty($this->owner->$image) ? null : '/storage/'.$this->fields[0]['directory'].'/'. $this->owner->$image;
}
public function getImageUrl($image = 'image') {
return empty($this->owner->$image) ? null : '/storage/'.$this->fields[0]['directory'].'/'. $this->owner->$image;
}
public function getImagesConfig() {
$op = [];
if ($this->owner->images) {
foreach ($this->owner->images as $image) {
$op[] = [
'caption' => $image->owner->image,
'url' => \yii\helpers\Url::to(['/product/manage/delimg', 'id' => $image->product_image_id]),
'key' => $image->primaryKey,
'extra' => [
'id' => $image->primaryKey,
],
];
}
}
return $op;
}
public function getImagesHTML() {
$op = [];
if ($this->images) {
foreach ($this->images as $image) {
$op[] = \common\components\artboximage\ArtboxImageHelper::getImage($image->imageUrl, 'admin_thumb');
}
}
return $op;
}
}