/app/code/local/Vilpjsc_new/Brand/Helper/Data.php

<?php



/**

 * Vilpjsc Brand

 *

 * @category   Vilpjsc

 * @package    Vilpjsc_Brand

 * @author     An <paul.aan@facebook.com>

 */

class Vilpjsc_Brand_Helper_Data extends Mage_Core_Helper_Abstract {



    public function getBrandofProduct($_product) {

        $attribute = $_product->getResource()->getAttribute("manufacturer");

        if ($attribute->usesSource()) {

            $options = $attribute->getSource()->getAllOptions(false);

            if (is_numeric($options[0]['value']))

                $brand = Mage::getModel("brand/brand")->load($options[0]['value'], 'manufacturer_option_id');

            if ($brand != NULL)

                return $brand;

        }

    }



    public function getbrandConfig() {

        $small['width'] = Mage::getStoreConfig('vilpbrand/small/width');

        $small['height'] = Mage::getStoreConfig('vilpbrand/small/height');

        $medium['width'] = Mage::getStoreConfig('vilpbrand/medium/width');

        $medium['height'] = Mage::getStoreConfig('vilpbrand/medium/height');

        $large['width'] = Mage::getStoreConfig('vilpbrand/large/width');

        $large['height'] = Mage::getStoreConfig('vilpbrand/large/height');



        return array('small' => $small, 'medium' => $medium, 'large' => $large);

    }



    public function deleteBrandImage($brand) {

		$title = strtolower($brand->getTitle());

        $subFolder = strtolower((string) $brand->getId() . $title);

        $length = strlen($subFolder);



        $path = Mage::getBaseDir('media') . DS . 'brand' . DS;

        if ($length == 1) {

            $firstFolder = $subFolder[0];

        } else {

            $firstFolder = $subFolder[0] . DS . $subFolder[1];

        }

        foreach ($this->getbrandConfig() as $size) {

            if (file_exists($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.jpg') ||

                    file_exists($path . $firstFolder . DS . $brand->getId().$title . '.jpg')) {

                unlink($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.jpg');

                unlink($path . $firstFolder . DS . $brand->getId().$title . '.jpg');

            } else if (file_exists($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.png') ||

                    file_exists($path . $firstFolder . DS . $brand->getId().$title . '.png')) {

                unlink($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.png');

                unlink($path . $firstFolder . DS . $brand->getId().$title . '.png');

            } else if (file_exists($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.jpeg') ||

                    file_exists($path . $firstFolder . DS . $brand->getId().$title . '.jpeg')) {

                unlink($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.jpeg');

                unlink($path . $firstFolder . DS . $brand->getId().$title . '.jpeg');

            } else if (file_exists($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.bmp') || 

                    file_exists($path . $firstFolder . DS . $brand->getId().$title . '.bmp')) {

                unlink($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.bmp');

                unlink($path . $firstFolder . DS . $brand->getId().$title . '.bmp');

            } else if(file_exists($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.gif') || 

                    file_exists($path . $firstFolder . DS . $brand->getId().$title . '.gif')){

                unlink($path . $firstFolder . DS . $brand->getId().$title . '_' . $size['width'] . '_' . $size['height'] . '.gif');

                unlink($path . $firstFolder . DS . $brand->getId().$title . '.gif');

            }

        }

    }



    public function getBrandImage($brand, $size = "small") {

        $config = $this->getbrandConfig();

		$title = strtolower($brand->getTitle());

        // there are 3sizes: small, medium, large

        $size = $config[$size];

        $w = $size['width'];

        $h = $size['height'];

        $subFolder = (string) $brand->getId() . $title;

        $length = strlen($subFolder);



        $path = Mage::getBaseDir('media') . DS . 'brand' . DS;

        if ($length == 1) {

            $firstFolder = $subFolder[0];

        } else {

            $firstFolder = $subFolder[0] . DS . $subFolder[1];

        }

        $url = Mage::getBaseUrl(Mage_Core_Model_Store::URL_TYPE_MEDIA)

                . 'brand' . DS . $firstFolder . DS . $brand->getId().$title;

        if (file_exists($path . $firstFolder . DS . $brand->getId() .$title. '.jpg')) {

            $original = $path . $firstFolder . DS . $brand->getId() .$title. '.jpg';

            $cropImage = $path . $firstFolder . DS . $brand->getId() .$title. '_' . $w . '_' . $h . '.jpg';

            $image = $url . '_' . $w . '_' . $h . '.jpg';

        } else if (file_exists($path . $firstFolder . DS . $brand->getId() .$title. '.png')) {

            $original = $path . $firstFolder . DS . $brand->getId() .$title. '.png';

            $cropImage = $path . $firstFolder . DS . $brand->getId() .$title. '_' . $w . '_' . $h . '.png';

            $image = $url . '_' . $w . '_' . $h . '.png';

        } else if (file_exists($path . $firstFolder . DS . $brand->getId() .$title. '.jpeg')) {

            $original = $path . $firstFolder . DS . $brand->getId() .$title. '.jpeg';

            $cropImage = $path . $firstFolder . DS . $brand->getId() .$title. '_' . $w . '_' . $h . '.jpeg';

            $image = $url . '_' . $w . '_' . $h . '.jpeg';

        } else if (file_exists($path . $firstFolder . DS . $brand->getId() .$title. '.bmp')) {

            $original = $path . $firstFolder . DS . $brand->getId() .$title. '.bmp';

            $cropImage = $path . $firstFolder . DS . $brand->getId() .$title. '_' . $w . '_' . $h . '.bmp';

            $image = $url . '_' . $w . '_' . $h . '.bmp';

        } else {

            $original = $path . $firstFolder . DS . $brand->getId() .$title. '.gif';

            $cropImage = $path . $firstFolder . DS . $brand->getId() .$title. '_' . $w . '_' . $h . '.gif';

            $image = $url . '_' . $w . '_' . $h . '.gif';

        }



        if (@file_exists($cropImage)) {

            return $image;

        } else {

            $resizeObj = Mage::getModel('brand/resizeimage');

            $resizeObj->setFile($original);

            // *** 1) Initialise / load image

            // *** 2) Resize image (options: exact, portrait, landscape, auto, crop)

            $resizeObj->resizeImage($w, $h, 'crop');

            // *** 3) Save image

            $resizeObj->saveImage($cropImage, 100);

            return $image;

        }

    }



}