<?php

if(!defined("MCR")){ exit("Hacking Attempt!"); }

class submodule{
	private $core, $db, $cfg, $user, $lng;

	public function __construct($core){
		$this->core		= $core;
		$this->db		= $core->db;
		$this->cfg		= $core->cfg;
		$this->user		= $core->user;
		$this->lng		= $core->lng_m;

		if(!$this->core->is_access('sys_adm_blocks')){ $this->core->notify($this->core->lng['403'], $this->core->lng['e_403']); }

		$bc = array(
			$this->lng['mod_name'] => ADMIN_URL,
			$this->lng['blocks'] => ADMIN_URL."&do=blocks"
		);

		$this->core->bc = $this->core->gen_bc($bc);

		$this->core->header .= '<script src="'.LANG_URL.'js/modules/blocks.js"></script>';
		$this->core->header .= '<script src="'.STYLE_URL.'js/modules/admin/blocks.js"></script>';
	}

	private function block_array(){

		$list = $this->filter_folder(scandir(MCR_CONF_PATH.'blocks'));

		if(!is_array($list) || count($list)<=0){ return $this->core->sp(MCR_THEME_MOD."admin/blocks/block-none.html"); }

		ob_start();

		foreach($list as $id => $name){

			include(MCR_CONF_PATH.'blocks/'.$name.'.php');

			$page_data = array(
				"STATUS"	=> (@$cfg['ENABLE']) ? 'icon_status_on' : 'icon_status_off',
				"NAME"		=> $this->db->HSC($name),
				"TITLE"		=> $this->db->HSC(@$cfg['TITLE']),
				"AUTHOR"	=> $this->db->HSC(@$cfg['AUTHOR']),
				"VERSION"	=> $this->db->HSC(@$cfg['VERSION']),
			);
		
			echo $this->core->sp(MCR_THEME_MOD."admin/blocks/block-id.html", $page_data);
		}

		return ob_get_clean();
	}

	private function filter_folder($array){

		$filtered = array();

		foreach($array as $key => $value){
			if($value=='..' || $value=='.'){ continue; }
			if(is_dir(MCR_SIDE_PATH.$value)){ continue; }
			if(!file_exists(MCR_CONF_PATH.'blocks/'.$value)){ continue; }

			$expl = explode('.', $value);

			if(count($expl)!=2 || !isset($expl[1]) || $expl[1]!='php'){ continue; }

			$filtered[] = $expl[0];
		}

		return $filtered;
	}

	private function block_list(){

		$data = array(
			"BLOCKS" => $this->block_array()
		);

		return $this->core->sp(MCR_THEME_MOD."admin/blocks/block-list.html", $data);
	}

	private function check_update($cfg){
		if(empty($cfg['UPDATER'])){ return $this->lng['block_not_check']; }

		$json = file_get_contents($cfg['UPDATER']);

		if(!$json){ return $this->lng['block_not_check']; }

		if(!isset($json['version'])){ return $this->lng['block_not_check']; }
		if(!isset($json['url'])){ return $this->lng['block_not_check']; }

		if($cfg['VERSION']==$json['version']){ return $this->lng['block_last_version']; }

		return '(<a href="'.$this->db->HSC($json['url']).'" target="_blank" title="'.$this->lng['block_download'].'">'.$this->lng['block_new_version'].' '.$this->db->HSC($json['version']).'</a>)';
	}

	private function edit(){
		if(!$this->core->is_access('sys_adm_blocks_edit')){ $this->core->notify($this->core->lng["e_msg"], $this->core->lng['e_403'], 2, '?mode=admin&do=blocks'); }

		$name = @$_GET['id'];

		if(!file_exists(MCR_CONF_PATH.'blocks/'.$name.'.php')){ $this->core->notify($this->core->lng["e_msg"], $this->lng['block_cfg_not_found'], 2, '?mode=admin&do=blocks'); }

		require(MCR_CONF_PATH.'blocks/'.$name.'.php');

		if(!$this->core->check_cfg_block($cfg)){
			$this->core->notify($this->core->lng["e_msg"], $this->lng['block_cfg_incorrect'], 2, '?mode=admin&do=blocks');
		}

		$bc = array(
			$this->lng['mod_name'] => ADMIN_URL."",
			$this->lng['blocks'] => ADMIN_URL."&do=blocks",
			$this->lng['block_edit'] => ADMIN_URL."&do=blocks&op=edit&id=$name"
		);

		$this->core->bc = $this->core->gen_bc($bc);

		if($_SERVER['REQUEST_METHOD']=='POST'){
			$cfg['ENABLE'] = (intval(@$_POST['status'])==1) ? true : false;
			$cfg['UPDATES'] = (intval(@$_POST['updates'])==1) ? true : false;
			$cfg['UPDATER'] = $this->core->safestr(@$_POST['updater']);
			$cfg['POSITION'] = intval(@$_POST['position']);

			if(!$this->cfg->savecfg($cfg, 'blocks/'.$name.'.php', 'cfg')){
				$this->core->notify($this->core->lng["e_msg"], $this->lng['block_cfg_unsave'], 3, '?mode=admin&do=blocks');
			}

			// Лог действия
			$this->db->actlog($this->lng['log_edit_block']." #$name ".$this->lng['log_mod'], $this->user->id);
			
			$this->core->notify($this->core->lng["e_success"], $this->lng['block_edit_success'], 3, '?mode=admin&do=blocks');
		}

		$update_result = $this->check_update($cfg);

		$data = array(
			"PAGE"			=> $this->lng['block_edit_page_name'],
			"STATUS"		=> ($cfg['ENABLE']) ? 'selected' : '',
			"TITLE"			=> $this->db->HSC($cfg['TITLE']),
			"POSITION"		=> intval($cfg['POSITION']),
			"DESC"			=> $this->db->HSC($cfg['DESC']),
			"AUTHOR"		=> $this->db->HSC($cfg['AUTHOR']),
			"SITE"			=> $this->db->HSC($cfg['SITE']),
			"EMAIL"			=> $this->db->HSC($cfg['EMAIL']),
			"VERSION"		=> $this->db->HSC($cfg['VERSION']),
			"UPDATE_URL"	=> $this->db->HSC($cfg['UPDATER']),
			"UPDATE_CHECK"	=> ($cfg['UPDATES']) ? 'selected' : '',
			"UPDATE_RESULT"	=> $update_result,
			"BUTTON"		=> $this->lng['block_edit_btn']
		);

		return $this->core->sp(MCR_THEME_MOD."admin/blocks/block-add.html", $data);
	}

	public function content(){

		$op = (isset($_GET['op'])) ? $_GET['op'] : 'list';

		switch($op){
			case 'edit':	$content = $this->edit(); break;

			default:		$content = $this->block_list(); break;
		}

		return $content;
	}
}

?>