<?
class XmlParser 
{
	protected $MAIN_TAG = 'tree';
	protected $INFO_TAGS = array('created', 'title', 'doc');
	protected $DB = null;
	protected $USER = null;
	protected $Context = array();
	protected $object = array();
	protected $inside_data = false;
	protected $log = null;
	protected $params = Array(
			   "max_len" => "100", // обрезает символьный код до 100 символов
			   "change_case" => "L", // буквы преобразуются к нижнему регистру
			   "replace_space" => "_", // меняем пробелы на нижнее подчеркивание
			   "replace_other" => "_", // меняем левые символы на нижнее подчеркивание
			   "delete_repeat_replace" => "true", // удаляем повторяющиеся нижние подчеркивания
			   "use_google" => "false", // отключаем использование google
			);
		
	protected function parseData($tag)
	{
		if (isset($this->object['title'])
			&& isset($this->object['created'])
			&& isset($this->object['doc'])) 
		{
 			
			$this->object['doc'] = htmlspecialchars_decode($this->object['doc']);
			$this->object['at'] = ConvertTimeStamp(strtotime($this->object['created']), "FULL");
			$fields = array(
					'IBLOCK_ID' => 11,	
					'NAME' => $this->object['title'],
					'CODE' => CUtil::translit($this->object['title'], "ru", $this->params),
					'ACTIVE' => 'Y',
					'MODIFIED_BY'    => $this->USER->GetID(),
					'PREVIEW_TEXT' => $this->object['doc'],
					'PREVIEW_TEXT_TYPE' => 'html',
					"DATE_ACTIVE_FROM"=> $this->object['at']
			  );				
			if($ID = $this->DB->Add($fields))
				$this->message_to_log('New ID: '.$ID.' - '.$this->object['title']);
			else
			{
				$this->message_to_log('ERROR: '.$this->DB->LAST_ERROR.' - '.$this->object['title']);

				$fields['CODE'] = CUtil::translit($this->object['title'].$this->object['created'], "ru", $this->params);
				if($ID = $this->DB->Add($fields))
					$this->message_to_log('New ID: '.$ID.' - '.$this->object['title']);
				else
				{
					$this->message_to_log('ERROR: '.$this->DB->LAST_ERROR.' - '.$this->object['title']);
				}
				
			}
			
			//print_r($this->object);exit;			
		}		
	}
	
	public function beginParsing() {}
	public function endParsing() {}

	function __construct(&$db, &$user, $log) {
		$this->DB = $db;
		$this->USER = $user;
		$this->log = $log;
	}
	
	function tagOpen($parser, $name, $attrs) {
		$len = count($this->Context);
		array_push($this->Context, $name);
		$this->inside_data = false; 
	}

	function tagData($parser, $tagData) {
		$len = count($this->Context);
		if ($len > 1 && in_array($this->Context[$len - 1], $this->INFO_TAGS)
			&& $this->Context[$len - 2] == $this->MAIN_TAG) 
		{
			if ($this->inside_data)
				$this->object[$this->Context[$len - 1]] .= $tagData;
			else
				$this->object[$this->Context[$len - 1]] = $tagData;													
		}
		$this->inside_data = true; 				
	}


	function tagClosed($parser, $name) {		
		$this->inside_data = false; 
		if ($name == $this->MAIN_TAG) 
		{
			$this->parseData($name);	
			unset($this->object);
		}
		array_pop($this->Context);
	}
	
	

	function param($name) {		
		return isset($this->object[$name]) ? $this->object[$name] : null;
	}
	
	public function message_to_log($msg) {
		//print $msg."\r\n";
 		if ($this->log) 
		{
			if ($msg[strlen($msg) - 1] != "\n")
					$msg.="\r\n";
			fputs($this->log, date("r", time()) . "  " . $msg);
		} 
	}	
}