src/marknotes/plugins/task/update/run.php
<?php
/**
 * Update marknotes
 *
 * Retrieve the install.php script from https://raw.githubusercontent.com/cavo789/marknotes_install/master/install.php
 *
 * The url is specified in settings.json in the
 * plugins->options->task->update->url entry
 */
namespace MarkNotes\Plugins\Task\Update;

defined('_MARKNOTES') or die('No direct access allowed');

class Update extends \MarkNotes\Plugins\Task\Plugin
{
	protected static $me = __CLASS__;
	protected static $json_settings = 'plugins.task.update';
	protected static $json_options = 'plugins.options.task.update';

	public static function run(&$params = null) : bool
	{
		if (self::isEnabled(false)) {
			$aeSettings = \MarkNotes\Settings::getInstance();
			$root = $aeSettings->getFolderWebRoot();

			// Get the URL to the update script
			// i.e. https://raw.githubusercontent.com/cavo789/marknotes_install/master/install.php
			$url = trim(self::getOptions('url', ''));

			$bStatus = 0;

			if ($url !== '') {
				// Use GuzzleHttp
				$client = new \GuzzleHttp\Client(
					array('curl'=>array(CURLOPT_SSL_VERIFYPEER=>false))
				);

				$res = $client->request('GET', $url,
					['connect_timeout' => 10]);

				if ($res->getStatusCode() == 200) {
					// Get the script content; it's the PHP source of
					// marknotes_install
					$content = $res->getBody();

					// Get the root folder of the website
					$root = rtrim($aeSettings->getFolderWebRoot(), DS).DS;

					/*<!-- build:debug -->*/
					if ($aeSettings->getDebugMode()) {
						$aeDebug = \MarkNotes\Debug::getInstance();
						$aeDebug->log("Create ".$root."install.php", "debug");
					}
					/*<!-- endbuild -->*/

					$aeFiles = \MarkNotes\Files::getInstance();
					$aeFiles->create($root.'install.php', $content);

					// True if the file has been created
					$bStatus = ($aeFiles->exists($root.'install.php'));

				} // if ($res->getStatusCode() == 200)
			} // if ($url !== '')
		} else {
			$bStatus = 0;
		}

		header('Content-Type: application/json');
		echo json_encode(array('status' => ($bStatus?1:0)));

		return true;
	}
}
