ImageManager.php
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<?php
namespace backend\components\noam148\imagemanager\models;
use backend\components\noam148\imagemanager\Module;
use Yii;
use yii\db\Expression;
use yii\behaviors\TimestampBehavior;
use yii\behaviors\BlameableBehavior;
/**
* This is the model class for table "ImageManager".
*
* @property integer $id
* @property string $fileName
* @property string $fileHash
* @property string $created
* @property string $modified
* @property string $createdBy
* @property string $modifiedBy
*/
class ImageManager extends \yii\db\ActiveRecord
{
/**
* Set Created date to now
*/
public function behaviors()
{
$aBehaviors = [];
// Add the time stamp behavior
$aBehaviors[] = [
'class' => TimestampBehavior::className(),
'createdAtAttribute' => 'created',
'updatedAtAttribute' => 'modified',
'value' => new Expression('NOW()'),
];
// Get the imagemanager module from the application
$moduleImageManager = Yii::$app->getModule('imagemanager');
/* @var $moduleImageManager Module */
if ($moduleImageManager !== null) {
// Module has been loaded
if ($moduleImageManager->setBlameableBehavior) {
// Module has blame able behavior
$aBehaviors[] = [
'class' => BlameableBehavior::className(),
'createdByAttribute' => 'createdBy',
'updatedByAttribute' => 'modifiedBy',
];
}
}
return $aBehaviors;
}
/**
* @inheritdoc
*/
public static function tableName()
{
return 'ImageManager';
}
/**
* Get the DB component that the model uses
* This function will throw error if object could not be found
* The DB connection defaults to DB
* @return null|object
*/
public static function getDb()
{
// Get the image manager object
$oImageManager = Yii::$app->get('imagemanager', false);
if ($oImageManager === null) {
// The image manager object has not been set
// The normal DB object will be returned, error will be thrown if not found
return Yii::$app->get('db');
}
// The image manager component has been loaded, the DB component that has been entered will be loaded
// By default this is the Yii::$app->db connection, the user can specify any other connection if needed
return Yii::$app->get($oImageManager->databaseComponent);
}
/**
* @inheritdoc
*/
public function rules()
{
return [
[['fileName', 'fileHash'], 'required'],
[['created', 'modified'], 'safe'],
[['fileName'], 'string', 'max' => 128],
[['fileHash'], 'string', 'max' => 32],
];
}
/**
* @inheritdoc
*/
public function attributeLabels()
{
return [
'id' => Yii::t('imagemanager', 'ID'),
'fileName' => Yii::t('imagemanager', 'File Name'),
'fileHash' => Yii::t('imagemanager', 'File Hash'),
'created' => Yii::t('imagemanager', 'Created'),
'modified' => Yii::t('imagemanager', 'Modified'),
'createdBy' => Yii::t('imagemanager', 'Created by'),
'modifiedBy' => Yii::t('imagemanager', 'Modified by'),
];
}
public function afterDelete()
{
parent::afterDelete();
// Check if file exists
if (file_exists($this->getImagePathPrivate())) {
unlink($this->getImagePathPrivate());
}
}
/**
* Get image path private
* @return string|null If image file exists the path to the image, if file does not exists null
*/
public function getImagePathPrivate()
{
//set default return
$return = null;
//set media path
$sMediaPath = \Yii::$app->imagemanager->mediaPath;
$sFileExtension = pathinfo($this->fileName, PATHINFO_EXTENSION);
//get image file path
$sImageFilePath = $sMediaPath . '/' . $this->id . '_' . $this->fileHash . '.' . $sFileExtension;
//check file exists
if (file_exists($sImageFilePath)) {
$return = $sImageFilePath;
}
return $return;
}
/**
* Get image data dimension/size
* @return array The image sizes
*/
public function getImageDetails()
{
//set default return
$return = ['width' => 0, 'height' => 0, 'size' => 0];
//set media path
$sMediaPath = \Yii::$app->imagemanager->mediaPath;
$sFileExtension = pathinfo($this->fileName, PATHINFO_EXTENSION);
//get image file path
$sImageFilePath = $sMediaPath . '/' . $this->id . '_' . $this->fileHash . '.' . $sFileExtension;
//check file exists
if (file_exists($sImageFilePath)) {
$aImageDimension = getimagesize($sImageFilePath);
$return['width'] = isset($aImageDimension[0]) ? $aImageDimension[0] : 0;
$return['height'] = isset($aImageDimension[1]) ? $aImageDimension[1] : 0;
$return['size'] = Yii::$app->formatter->asShortSize(filesize($sImageFilePath), 2);
}
return $return;
}
}