/**
* saveImage
*
* @param UploadedFile $file
* @param string $imageName
*/
public function saveImage($file, $imageName)
{
if (!$file) {
return;
}
$uploadDir = $this->getUploadDir();
$this->prepareUploadDir($uploadDir);
if (is_array($this->thumbs) and !empty($this->thumbs)) {
foreach ($this->thumbs as $dir => $size) {
$img = Image::factory($file->tempName);
// If $size is array of dimensions - resize, else - just save
if (!is_array($size)) {
$size = [$this->slider->width, $this->slider->height];
}
$img->resize(implode(',', $size))->save($uploadDir . '/' . $dir . '/' . $imageName);
}
@unlink($file->tempName);
} else {
$file->saveAs($uploadDir . '/' . $imageName);
}
}
/**
* @param integer $width
* @param integer $height
* @param string $dir
* @param string $attr
*
* @return string
*/
public function getCroppedImage($width, $height, $dir = 'full', $attr = 'image')
{
if (!is_file($this->getCroppedImagePath($width, $height, $attr)) && is_file($this->getImagePath($dir, $attr))) {
$image = Image::factory($this->getImagePath($dir, $attr));
$old_aspect = $image->width / $image->height;
$new_aspect = $width / $height;
if ($old_aspect == 1) {
if ($width > $height) {
$image->resize($width, $height, Image::WIDTH);
} else {
$image->resize($width, $height, Image::HEIGHT);
}
} elseif ($old_aspect < $new_aspect) {
$image->resize($width, $height, Image::WIDTH);
} else {
$image->resize($width, $height, Image::HEIGHT);
}
$image->crop($width, $height);
$image->save($this->getCroppedImagePath($width, $height, $attr));
}
return Yii::$app->request->baseUrl . '/images/' . trim($this->tableName(), '{}%') . '/_cropped/' . $width . '_' . $height . '_|_' . $this->{$attr};
}
public function uploadImage()
{
if ($this->validate()) {
if (!$this->imageFile) {
return true;
}
if ($this->avatar) {
unlink(\Yii::getAlias('@webroot') . '/' . Yii::$app->params['uploadPath'] . $this->avatar);
unlink(\Yii::getAlias('@webroot') . '/' . Yii::$app->params['uploadPreviewPath'] . $this->avatar);
}
$imageName = Yii::$app->security->generateRandomString() . '.' . $this->imageFile->extension;
$imageDatePath = date('Ymd') . '/';
$imageDir = \Yii::getAlias('@webroot') . '/' . Yii::$app->params['uploadPath'] . $imageDatePath;
FileHelper::createDirectory($imageDir);
$resultSaveImage = $this->imageFile->saveAs($imageDir . $imageName);
if ($resultSaveImage) {
$imagePreview = Image::factory($imageDir . $imageName);
$imagePreview->resize(200, 200);
$imagePreviewDir = \Yii::getAlias('@webroot') . '/' . Yii::$app->params['uploadPreviewPath'] . $imageDatePath;
FileHelper::createDirectory($imagePreviewDir);
$resultSaveImagePreview = $imagePreview->save($imagePreviewDir . $imageName);
if ($resultSaveImagePreview) {
$this->avatar = $imageDatePath . $imageName;
return true;
}
}
}
return false;
}
