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Resize images on the fly
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<?php | |
class ImageResizeController extends BaseController { | |
/** | |
* This method catches urls like /imagecache/width/height/path/to/original_image.jpg and | |
* creates the image if public/imagecache/width/height/path/to/original_image.jpg doesn't exist. | |
* | |
* Urls like this are used for returning a resized version of /path/to/original_image.jpg | |
* | |
* Requires "intervention/image": "~2.1" | |
*/ | |
public function display($width, $height = null, $path = null) { | |
if (!$path) | |
{ | |
$path = $height; | |
$height = null; | |
$savePathConfig = [ | |
'folder' => 'imagecache', | |
'width' => $width, | |
'path' => dirname($path), | |
'filename' => basename($path), | |
]; | |
} else { | |
$savePathConfig = [ | |
'folder' => 'imagecache', | |
'width' => $width, | |
'height' => $height, | |
'path' => dirname($path), | |
'filename' => basename($path), | |
]; | |
} | |
//build cache path | |
$cachePath = implode('/',$savePathConfig); | |
$cachePath = public_path($cachePath); | |
//if cached version already exists, return cached version | |
if (File::exists($cachePath)) { | |
$image = Image::make($cachePath); | |
return $image->response(); | |
} | |
//generate cached version | |
if (File::exists(public_path($path))) { | |
$readPath = public_path($path); | |
$image = Image::make($readPath); | |
if ($height) { | |
$image->fit($width, $height); | |
} else { | |
// $image->resize($width, null); | |
$image->resize($width, null, function ($constraint) { | |
$constraint->aspectRatio(); | |
}); | |
} | |
// $image->sharpen(5); | |
$saveFolder = dirname($cachePath); | |
//create folder | |
@mkdir($saveFolder, 0755, true); | |
$image->save($cachePath, 75); | |
return $image->response(); | |
} else { | |
return 'error no file'; | |
} | |
} | |
} |
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<?php | |
Route::get('/imagecache/{width}/{height}/{path}', array('as' => 'image', 'uses' => 'ImageResizeController@display')) | |
->where(['width' => '[0-9]+', 'height' => '[0-9]+', 'path' => '([A-z\d-\s\/_.]+)?']); | |
Route::get('/imagecache/{width}/{path}', array('as' => 'image', 'uses' => 'ImageResizeController@display')) | |
->where(['width' => '[0-9]+', 'path' => '([A-z\d-\s\/_.]+)?']); |
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