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<?php
/**
* This file is part of CodeIgniter 4 framework.
*
* (c) CodeIgniter Foundation <admin@codeigniter.com>
*
* For the full copyright and license information, please view
* the LICENSE file that was distributed with this source code.
*/
namespace CodeIgniter\Images;
use CodeIgniter\Files\File;
use CodeIgniter\Images\Exceptions\ImageException;
/**
* Encapsulation of an Image file
*/
class Image extends File
{
/**
* The original image width in pixels.
*
* @var float|int
*/
public $origWidth;
/**
* The original image height in pixels.
*
* @var float|int
*/
public $origHeight;
/**
* The image type constant.
*
* @see http://php.net/manual/en/image.constants.php
*
* @var int
*/
public $imageType;
/**
* attributes string with size info:
* 'height="100" width="200"'
*
* @var string
*/
public $sizeStr;
/**
* The image's mime type, i.e. image/jpeg
*
* @var string
*/
public $mime;
/**
* Makes a copy of itself to the new location. If no filename is provided
* it will use the existing filename.
*
* @param string $targetPath The directory to store the file in
* @param string|null $targetName The new name of the copied file.
* @param int $perms File permissions to be applied after copy.
*/
public function copy(string $targetPath, ?string $targetName = null, int $perms = 0644): bool
{
$targetPath = rtrim($targetPath, '/ ') . '/';
$targetName ??= $this->getFilename();
if (empty($targetName)) {
throw ImageException::forInvalidFile($targetName);
}
if (! is_dir($targetPath)) {
mkdir($targetPath, 0755, true);
}
if (! copy($this->getPathname(), "{$targetPath}{$targetName}")) {
throw ImageException::forCopyError($targetPath);
}
chmod("{$targetPath}/{$targetName}", $perms);
return true;
}
/**
* Get image properties
*
* A helper function that gets info about the file
*
* @return array|bool
*/
public function getProperties(bool $return = false)
{
$path = $this->getPathname();
if (! $vals = getimagesize($path)) {
throw ImageException::forFileNotSupported();
}
$types = [
IMAGETYPE_GIF => 'gif',
IMAGETYPE_JPEG => 'jpeg',
IMAGETYPE_PNG => 'png',
IMAGETYPE_WEBP => 'webp',
];
$mime = 'image/' . ($types[$vals[2]] ?? 'jpg');
if ($return === true) {
return [
'width' => $vals[0],
'height' => $vals[1],
'image_type' => $vals[2],
'size_str' => $vals[3],
'mime_type' => $mime,
];
}
$this->origWidth = $vals[0];
$this->origHeight = $vals[1];
$this->imageType = $vals[2];
$this->sizeStr = $vals[3];
$this->mime = $mime;
return true;
}
}
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