<?php
namespace MailPoet\Twig;
if (!defined('ABSPATH')) exit;
use MailPoet\Config\Env;
use MailPoet\DI\ContainerWrapper;
use MailPoet\Util\CdnAssetUrl;
use MailPoet\WP\Functions as WPFunctions;
use MailPoetVendor\Twig\Extension\AbstractExtension;
use MailPoetVendor\Twig\TwigFunction;
class Assets extends AbstractExtension {
private $globals;
/** @var CdnAssetUrl|null */
private $cdnAssetsUrl;
public function __construct(
array $globals,
CdnAssetUrl $cdnAssetsUrl = null
) {
$this->globals = $globals;
$this->cdnAssetsUrl = $cdnAssetsUrl;
}
public function getFunctions() {
return [
new TwigFunction(
'stylesheet',
[$this, 'generateStylesheet'],
['is_safe' => ['all']]
),
new TwigFunction(
'javascript',
[$this, 'generateJavascript'],
['is_safe' => ['all']]
),
new TwigFunction(
'getJavascriptScriptUrl',
[$this, 'getJavascriptScriptUrl'],
['is_safe' => ['all']]
),
new TwigFunction(
'image_url',
[$this, 'generateImageUrl'],
['is_safe' => ['all']]
),
new TwigFunction(
'cdn_url',
[$this, 'generateCdnUrl'],
['is_safe' => ['all']]
),
];
}
public function generateStylesheet() {
$stylesheets = func_get_args();
$output = [];
foreach ($stylesheets as $stylesheet) {
$output[] = sprintf(
'<link rel="stylesheet" type="text/css" href="%s/dist/css/%s" />',
$this->globals['assets_url'],
$this->getAssetFilename($this->globals['assets_manifest_css'], $stylesheet)
);
}
return join("\n", $output);
}
public function generateJavascript() {
$scripts = func_get_args();
$output = [];
foreach ($scripts as $script) {
$output[] = sprintf(
'<script type="text/javascript" src="%s"></script>',
$this->getJavascriptScriptUrl($script)
);
}
return join("\n", $output);
}
public function getJavascriptScriptUrl($script) {
return sprintf(
'%s/%s/%s?ver=%s',
$this->globals['assets_url'],
strpos($script, 'lib/') === 0 ? 'js' : 'dist/js',
$this->getAssetFileName($this->globals['assets_manifest_js'], $script),
Env::$version
);
}
public function generateImageUrl($path) {
return $this->appendVersionToUrl(
$this->globals['assets_url'] . '/img/' . $path
);
}
public function appendVersionToUrl($url) {
return WPFunctions::get()->addQueryArg('mailpoet_version', $this->globals['version'], $url);
}
public function getAssetFileName($manifest, $asset) {
return (!empty($manifest[$asset])) ? $manifest[$asset] : $asset;
}
public function generateCdnUrl($path) {
if ($this->cdnAssetsUrl === null) {
$this->cdnAssetsUrl = ContainerWrapper::getInstance()->get(CdnAssetUrl::class);
}
return $this->cdnAssetsUrl->generateCdnUrl($path);
}
}