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<?php
/* --------------------------------------------------------------
SlideImageRepositoryReader.inc.php 2016-09-05
Gambio GmbH
http://www.gambio.de
Copyright (c) 2016 Gambio GmbH
Released under the GNU General Public License (Version 2)
[http://www.gnu.org/licenses/gpl-2.0.html]
--------------------------------------------------------------
*/
MainFactory::load_class('SlideImageRepositoryReaderInterface');
/**
* Class SlideImageRepositoryReader
*
* @category System
* @package Slider
* @subpackage Repositories
*/
class SlideImageRepositoryReader implements SlideImageRepositoryReaderInterface
{
/**
* Table name
*
* @var string
*/
protected $table = 'slide_images';
/**
* Query builder.
*
* @var CI_DB_query_builder
*/
protected $db;
/**
* SlideImageRepositoryReader constructor.
*
* @param CI_DB_query_builder $db Query builder.
*/
public function __construct(CI_DB_query_builder $db)
{
$this->db = $db;
}
/**
* Returns a SlideImageCollection for the given Slide ID.
*
* @param IdType $slideId
*
* @throws UnexpectedValueException if no slide image record for the provided slide ID was found.
*
* @return SlideImageCollection
*/
public function getBySlideId(IdType $slideId)
{
$slideImagesArray = [];
$result = $this->db->get_where($this->table, ['slide_id' => $slideId->asInt()]);
foreach($result->result_array() as $row)
{
$slideImage = MainFactory::create('SlideImage');
$this->_setDbValues($slideImage, $row);
$slideImagesArray[] = $slideImage;
}
return MainFactory::create('SlideImageCollection', $slideImagesArray);
}
/**
* Returns a SlideImage for the given SlideImage ID.
*
* @param IdType $slideImageId
*
* @throws UnexpectedValueException
* @throws InvalidArgumentException
*
* @return SlideImageInterface
*/
public function getById(IdType $slideImageId)
{
$slideImageData = $this->db->get_where($this->table, ['slide_image_id' => $slideImageId->asInt()])->row_array();
if($slideImageData === null)
{
throw new UnexpectedValueException('The requested slide image was not found in the database (ID:'
. $slideImageId->asInt() . ')');
}
$slideImage = MainFactory::create('SlideImage');
$this->_setDbValues($slideImage, $slideImageData);
return $slideImage;
}
/**
* Returns a SlideImageCollection with all existing SlideImage objects by the given slide ID and language ID.
*
* @param IdType $slideId
* @param IdType $languageId
*
* @throws UnexpectedValueException
* @throws InvalidArgumentException
*
* @return SlideImageCollection
*/
public function getBySlideIdAndLanguageId(IdType $slideId, IdType $languageId)
{
$slideImagesArray = [];
$result = $this->db->get_where($this->table, [
'slide_id' => $slideId->asInt(),
'language_id' => $languageId->asInt()
]);
foreach($result->result_array() as $row)
{
$slideImage = MainFactory::create('SlideImage');
$this->_setDbValues($slideImage, $row);
$slideImagesArray[] = $slideImage;
}
return MainFactory::create('SlideImageCollection', $slideImagesArray);
}
/**
* Check if an image file is used by another slide image entry.
*
* @param FilenameStringType $filename Slide image filename.
* @param IdType $slideImageId
*
* @return bool
*/
public function isSlideImageFileUsed(FilenameStringType $filename, IdType $slideImageId)
{
return $this->db->where('image', $filename->asString())
->where('slide_image_id !=', $slideImageId->asInt())
->get($this->table)
->num_rows() > 0;
}
/**
* Assign the SlideImage values via the setter.
*
* @param SlideImage $slideImage
* @param array $row
*
* @throws InvalidArgumentException If $row contains invalid values.
*/
protected function _setDbValues(SlideImage $slideImage, array $row)
{
$slideImage->setId(new IdType($row['slide_image_id']));
$slideImage->setLanguageId(new IdType($row['language_id']));
$slideImage->setBreakpoint(new NonEmptyStringType($row['breakpoint']));
$slideImage->setImage(new StringType($row['image']));
}
}