public function createVariation($absoluteURI, $variationName, $width, $height, $variationType = EBLOG_VARIATION_USER_TYPE)
{
$this->baseURI = $absoluteURI;
// @task: Determine the path to this new image variation.
$title = $this->getTitle();
$prefix = EBLOG_USER_VARIATION_PREFIX;
if ($variationType == EBLOG_VARIATION_SYSTEM_TYPE) {
$prefix = EBLOG_SYSTEM_VARIATION_PREFIX;
}
$variationFile = $prefix . '_' . $variationName . '_' . basename($this->file);
$path = dirname($this->file) . DIRECTORY_SEPARATOR . $variationFile;
// @task: Return an error when a variation with the same title already exist.
if (JFile::exists($path)) {
return JText::_('COM_EASYBLOG_FAILED_TO_CREATE_VARIATION_AS_IT_EXISTS');
}
// @task: Let's work on the smart resizing now.
require_once EBLOG_CLASSES . DIRECTORY_SEPARATOR . 'easysimpleimage.php';
$config = EasyBlogHelper::getConfig();
$simpleImage = new EasySimpleImage();
$simpleImage->load($this->file);
$simpleImage->resize($width, $height);
$state = $simpleImage->save($path, $simpleImage->image_type, $config->get('main_image_quality'));
if (!$state) {
return JText::_('COM_EASYBLOG_FAILED_TO_CREATE_VARIATION_PERMISSIONS');
}
// @rule: Determine if this variation can be deleted.
$canDelete = $variationType != EBLOG_VARIATION_SYSTEM_TYPE;
$media = new EasyBlogMediaManager();
$data = $media->getItem($path, dirname(dirname($this->getURI())), $this->relativePath, false, $this->place, false, false, true)->toObject();
return $this->getVariationObject($data, $variationName, $width, $height, $canDelete, false);
}
public static function getThumbnailImage($img)
{
$srcpattern = '/src=".*?"/';
preg_match($srcpattern, $img, $src);
if (isset($src[0])) {
$imagepath = trim(str_ireplace('src=', '', $src[0]), '"');
$segment = explode('/', $imagepath);
$file = end($segment);
$thumbnailpath = str_ireplace($file, 'thumb_' . $file, implode('/', $segment));
if (!JFile::exists($thumbnailpath)) {
$image = new EasySimpleImage();
$image->load($imagepath);
$image->resize(64, 64);
$image->save($thumbnailpath);
}
$newSrc = 'src="' . $thumbnailpath . '"';
} else {
return false;
}
$oldAttributes = array('src' => $srcpattern, 'width' => '/width=".*?"/', 'height' => '/height=".*?"/');
$newAttributes = array('src' => $newSrc, 'width' => '', 'height' => '');
return preg_replace($oldAttributes, $newAttributes, $img);
}
