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<?php
namespace Bitrix\Landing\Hook\Page;
use \Bitrix\Landing\Assets;
use \Bitrix\Landing\Field;
use \Bitrix\Landing\Help;
use \Bitrix\Landing\Landing;
use \Bitrix\Main\Localization\Loc;
Loc::loadMessages(__FILE__);
class Speed extends \Bitrix\Landing\Hook\Page
{
const LAZYLOAD_EXTENSION_NAME = 'landing_lazyload';
protected $isNeedPublication = true;
/**
* Map of the field.
* @return array
*/
protected function getMap()
{
$helpUrl = Help::getHelpUrl('SPEED');
return [
'ASSETS' => new Field\Text('ASSETS', []),
'USE_LAZY' => new Field\Checkbox(
'USE_LAZY',
[
'title' => Loc::getMessage('LANDING_HOOK_SPEED_USE_LAZY_NEW'),
'help' => $helpUrl
? '<a href="' . $helpUrl . '" target="_blank">' .
Loc::getMessage('LANDING_HOOK_SPEED_HELP') .
'</a>'
: '',
]
),
'USE_WEBPACK' => new Field\Checkbox(
'USE_WEBPACK',
[
'title' => ($mess = Loc::getMessage('LANDING_HOOK_SPEED_USE_WEBPACK2'))
? $mess
: Loc::getMessage('LANDING_HOOK_SPEED_USE_WEBPACK'),
]
),
];
}
/**
* Hook title.
* @return string
*/
public function getTitle()
{
return Loc::getMessage('LANDING_HOOK_SPEED_TTILE');
}
/**
* Add data to serialize array
* @param $field - name of hook field
* @param $data - array of data
* @return string
*/
public function addData($field, $data)
{
if (!is_array($data))
{
$data = [$data];
}
if (
$this->fields[$field]
&& ($hookData = $this->fields[$field]->getValue())
)
{
$mergedData = array_unique(array_merge(unserialize($hookData, ['allowed_classes' => false]), $data));
}
else
{
$mergedData = $data;
}
return serialize($mergedData);
}
/**
* Enable or not the hook.
* @return boolean
*/
public function enabled()
{
if ($this->issetCustomExec())
{
return true;
}
if ($this->isPage())
{
return false;
}
return true;
}
/**
* Exec hook.
* @return void
*/
public function exec(): void
{
if (Landing::getEditMode())
{
$this->disableWebpack();
}
else
{
$this->execWebpack();
$this->execLazyLoad();
}
}
protected function disableWebpack(): void
{
$assets = Assets\Manager::getInstance();
$assets->setStandartMode();
}
protected function execWebpack(): void
{
$assets = Assets\Manager::getInstance();
if ($this->fields['USE_WEBPACK']->getValue() !== 'N')
{
$assets->setWebpackMode();
}
else
{
$assets->setStandartMode();
}
}
protected function execLazyLoad(): void
{
if ($this->fields['USE_LAZY']->getValue() !== 'N')
{
$assets = Assets\Manager::getInstance();
$assets->addAsset(self::LAZYLOAD_EXTENSION_NAME, Assets\Location::LOCATION_BEFORE_ALL);
}
}
}