assetExtension = $assetExtension;
$this->cdnUrl = 'https://cdn.jsdelivr.net/gh/nelmio/NelmioApiDocBundle/Resources/public';
$this->resourcesDir = __DIR__.'/../../Resources/public';
}
public function getFunctions(): array
{
return [
new TwigFunction('nelmioAsset', $this, ['is_safe' => ['html']]),
];
}
public function __invoke($defaultAssetsMode, $asset)
{
[$extension, $mode] = $this->getExtension($defaultAssetsMode, $asset);
[$resource, $isInline] = $this->getResource($asset, $mode);
if ('js' == $extension) {
return $this->renderJavascript($resource, $isInline);
} elseif ('css' == $extension) {
return $this->renderCss($resource, $isInline);
} else {
return $resource;
}
}
private function getExtension($assetsMode, $asset)
{
$extension = mb_substr($asset, -3, 3, 'utf-8');
if ('.js' === $extension) {
return ['js', $assetsMode];
} elseif ('png' === $extension) {
return ['png', AssetsMode::OFFLINE == $assetsMode ? AssetsMode::CDN : $assetsMode];
} else {
return ['css', $assetsMode];
}
}
private function getResource($asset, $mode)
{
if (filter_var($asset, FILTER_VALIDATE_URL)) {
return [$asset, false];
} elseif (AssetsMode::OFFLINE === $mode) {
return [file_get_contents($this->resourcesDir.'/'.$asset), true];
} elseif (AssetsMode::CDN === $mode) {
return [$this->cdnUrl.'/'.$asset, false];
} else {
return [$this->assetExtension->getAssetUrl(sprintf('bundles/nelmioapidoc/%s', $asset)), false];
}
}
private function renderJavascript(string $script, bool $isInline)
{
if ($isInline) {
return sprintf('', $script);
} else {
return sprintf('', $script);
}
}
private function renderCss(string $stylesheet, bool $isInline)
{
if ($isInline) {
return sprintf('', $stylesheet);
} else {
return sprintf('', $stylesheet);
}
}
}