<?php
namespace Intervention\Image;
use Illuminate\Support\ServiceProvider;
use Illuminate\Http\Response as IlluminateResponse;
class ImageServiceProviderLaravel4 extends ServiceProvider
{
/**
* Bootstrap the application events.
*
* @return void
*/
public function boot()
{
$this->package('intervention/image');
// try to create imagecache route only if imagecache is present
if (class_exists('Intervention\\Image\\ImageCache')) {
$app = $this->app;
// load imagecache config
$app['config']->package('intervention/imagecache', __DIR__.'/../../../../imagecache/src/config', 'imagecache');
$config = $app['config'];
// create dynamic manipulation route
if (is_string($config->get('imagecache::route'))) {
// add original to route templates
$config->set('imagecache::templates.original', null);
// setup image manipulator route
$app['router']->get($config->get('imagecache::route').'/{template}/{filename}', ['as' => 'imagecache', function ($template, $filename) use ($app, $config) {
// disable session cookies for image route
$app['config']->set('session.driver', 'array');
// find file
foreach ($config->get('imagecache::paths') as $path) {
// don't allow '..' in filenames
$image_path = $path.'/'.str_replace('..', '', $filename);
if (file_exists($image_path) && is_file($image_path)) {
break;
} else {
$image_path = false;
}
}
// abort if file not found
if ($image_path === false) {
$app->abort(404);
}
// define template callback
$callback = $config->get("imagecache::templates.{$template}");
if (is_callable($callback) || class_exists($callback)) {
// image manipulation based on callback
$content = $app['image']->cache(function ($image) use ($image_path, $callback) {
switch (true) {
case is_callable($callback):
return $callback($image->make($image_path));
break;
case class_exists($callback):
return $image->make($image_path)->filter(new $callback);
break;
}
}, $config->get('imagecache::lifetime'));
} else {
// get original image file contents
$content = file_get_contents($image_path);
}
// define mime type
$mime = finfo_buffer(finfo_open(FILEINFO_MIME_TYPE), $content);
// return http response
return new IlluminateResponse($content, 200, [
'Content-Type' => $mime,
'Cache-Control' => 'max-age='.($config->get('imagecache::lifetime')*60).', public',
'Etag' => md5($content)
]);
}])->where(['template' => join('|', array_keys($config->get('imagecache::templates'))), 'filename' => '[ \w\\.\\/\\-]+']);
}
}
}
/**
* Register the service provider.
*
* @return void
*/
public function register()
{
$app = $this->app;
$app['image'] = $app->share(function ($app) {
return new ImageManager($app['config']->get('image::config'));
});
$app->alias('image', 'Intervention\Image\ImageManager');
}
}