Warning: chmod(): Operation not permitted in /var/www/hopeinstoughton_www/wp-content/plugins/simple-universal-google-analytics/main.php on line 8
[0] in function chmod in /var/www/hopeinstoughton_www/wp-content/plugins/simple-universal-google-analytics/main.php on line 8
[1] in function include_once in /var/www/hopeinstoughton_www/wp-settings.php on line 560
[2] in function require_once in /var/www/hopeinstoughton_www/wp-config.php on line 85
[3] in function require_once in /var/www/hopeinstoughton_www/wp-load.php on line 50
[4] in function require_once in /var/www/hopeinstoughton_www/wp-blog-header.php on line 13
[5] in function require in /var/www/hopeinstoughton_www/index.php on line 17

<?php

namespace modules\sitemap;

class main extends \moduleMain {

	use \modules\output\traits {
			\modules\output\traits::__construct as __ConstructOutput;
		}
	use \modules\database\traits {
			\modules\database\traits::__construct as __ConstructDatabase;
		}
	use \modules\input\traits {
			\modules\input\traits::__construct as __ConstructInput;
		}

	protected $url;

	public function __construct() {
		parent::__construct(__DIR__);
		$this->__ConstructDatabase();
		$this->__ConstructInput();
		$this->__ConstructOutput();
		$this->url = $this->Hostname(TRUE);
	}

	public function Activate() {
		$this->link('/robots.txt', [$this, '__robots_txt']);
		$this->link('/home/sitemap.xml', [$this, '__sitemap_xml']);

		hook_add('cms.fields', [$this, '__prepare_content'], 54); 
        hook_add('cms.save', [$this, '__save_content']);
		hook_add('menu.admin', [$this, '__admin_menu']);
	}

	public function __prepare_content($model_cms) {
		$model_cms->AddTab('Layout',
			$model_cms->AddField_Checkbox('sitemap', 'Include in Sitemap?')
		);
	}

	public function __save_content($post, $sender) {
		$sitemap = empty($post['sitemap']) ? 0 : intval($post['sitemap']);
		$extra = $sender->Extra();
		$extra['sitemap'] = $sitemap;
		$sender->Extra($extra);
	}
	
	public function __admin_menu(&$menu) {
		
		$menu[] = [
				'caption' => 'Google Search Console', 
				'href' => 'https://search.google.com/search-console?utm_source=about-page&amp;resource_id=' . $this->url . '/', 
				'icon' => '<i class="fab fa-google"></i>',
				's' => 0
			];
	}

	public function __robots_txt() {

		header('Content-type: text/plain');
		echo <<<BLOCK
sitemap: {$this->url}/home/sitemap.xml

User-agent: *
Disallow: /cgi-bin/

BLOCK;
		exit;
	}
	
	public function __sitemap_xml() {
		$dt = date('c');
    
        $maps = '';
		
		$entries = hook_execute('output.sitemap', []);
		foreach($entries as $map) {
            $maps .= <<<BLOCK
	<sitemap>
		<loc>{$this->url}{$map}</loc>
		<lastmod>$dt</lastmod>
	</sitemap>
BLOCK;
		}

        // main index to all sections
		header('Content-type: application/xml; charset=UTF-8');
		echo <<<BLOCK
<?xml version="1.0" encoding="UTF-8"?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
{$maps}
</sitemapindex>

BLOCK;
		exit;
	}

	private function _GenerateSitemapEntry($uri, $lastmod, $frequency = FALSE) {
		$dt = date('c', $lastmod);
		if ($frequency !== FALSE) {
			$frequency = "\n\t\t<changefreq>$frequency</changefreq>";
		} else {
			$frequency = '';
		}
		return <<<BLOCK
<url>
		<loc>{$this->url}$uri</loc>
		<lastmod>$dt</lastmod>$frequency
	</url>
BLOCK;
	}

}