PHP code example of dlds / yii2-imageable

1. Go to this page and download the library: Download dlds/yii2-imageable library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

dlds / yii2-imageable example snippets


public function behaviors()
{
    return [
        TimestampBehavior::className(),
        'coverBehavior' => [
            'class' => ImageAttachmentBehavior::className(),
            // type name for model
            'type' => 'post',
            // image dimmentions for preview in widget 
            'previewHeight' => 200,
            'previewWidth' => 300,
            // extension for images saving
            'extension' => 'jpg',
            // path to location where to save images
            'directory' => Yii::getAlias('@webroot') . '/images/post/cover',
            'url' => Yii::getAlias('@web') . '/images/post/cover',
            // additional image versions
            'versions' => [
                'small' => function ($img) {
                    /** @var ImageInterface $img */
                    return $img
                        ->copy()
                        ->resize($img->getSize()->widen(200));
                },
                'medium' => function ($img) {
                    /** @var ImageInterface $img */
                    $dstSize = $img->getSize();
                    $maxWidth = 800;
                    if ($dstSize->getWidth() > $maxWidth) {
                        $dstSize = $dstSize->widen($maxWidth);
                    }
                    return $img
                        ->copy()
                        ->resize($dstSize);
                },
            ]
        ]
    ];
}


public function actions()
{
    return [
        'imgAttachApi' => [
            'class' => ImageAttachmentAction::className(),
            // mappings between type names and model classes (should be the same as in behaviour)
            'types' => [
                'post' => Post::className()
            ]
        ],
    ];
}


echo ImageAttachmentWidget::widget(
    [
        'model' => $model,
        'behaviorName' => 'coverBehavior',
        'apiRoute' => 'test/imgAttachApi',
    ]
)


if ($model->getBehavior('coverBehavior')->hasImage()) {
    echo Html::img($model->getBehavior('coverBehavior')->getUrl('medium'));
}