<?
	
	function printArray($array, $str="Array is")
	{
		print "<div align='left'><br />$str<pre>";
		print_r($array);
		print "</pre><br /></div>";
	}
	
	function getError($page, $id)
	{
		$errors = array();
		$errors['submit']['1'] = "You did not entered your name";
		$errors['submit']['2'] = "You did not entered your valid email address";
		$errors['submit']['3'] = "You did not entered your website url";
		$errors['submit']['4'] = "You did not entered tutorial's title";
		$errors['submit']['5'] = "You did not entered tutorial's url";
		$errors['submit']['6'] = "You did not entered tutorial thumbnail's url";
		$errors['submit']['7'] = "You did not selected valid category";
		$errors['submit']['8'] = "You did not selected valid subcategory";
		
		return $errors[$page][$id];
	}
	
	function xml2array($raw_xml)
	{
		$xml_parser = xml_parser_create();
		xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, 0);
		xml_parser_set_option($xml_parser, XML_OPTION_SKIP_WHITE, 1);
		xml_parse_into_struct($xml_parser, $raw_xml, $vals);
		xml_parser_free($xml_parser);
		$_tmp='';
		
		
		foreach ($vals as $xml_elem)
		{
			$x_tag=$xml_elem['tag'];
			$x_level=$xml_elem['level'];
			$x_type=$xml_elem['type'];
			
			if ($x_level!=1 && $x_type == 'close')
			{
				if (isset($multi_key[$x_tag][$x_level]))
				{
					$multi_key[$x_tag][$x_level]=1;
				}
				else
				{
					$multi_key[$x_tag][$x_level]=0;
				}
			}
			
			if ($x_level!=1 && $x_type == 'complete')
			{
				if ($_tmp==$x_tag)
				{
					$multi_key[$x_tag][$x_level]=1;
				}
				$_tmp=$x_tag;
			}
		}
		
		
		foreach ($vals as $xml_elem)
		{
			$x_tag=$xml_elem['tag'];
			$x_level=$xml_elem['level'];
			$x_type=$xml_elem['type'];
			
			if ($x_type == 'open')
			{
				$level[$x_level] = $x_tag;
			}
			
			$start_level = 1;
			$php_stmt = '$xml_array';
			
			if ($x_type=='close' && $x_level!=1)
			{
				$multi_key[$x_tag][$x_level]++;
			}
			
			while($start_level < $x_level)
			{
				$php_stmt .= '[$level['.$start_level.']]';
				if (isset($multi_key[$level[$start_level]][$start_level]) && $multi_key[$level[$start_level]][$start_level])
				{
					$php_stmt .= '['.($multi_key[$level[$start_level]][$start_level]-1).']';
				}
				$start_level++;
			}
			
			$add='';
			if (isset($multi_key[$x_tag][$x_level]) && $multi_key[$x_tag][$x_level] && ($x_type=='open' || $x_type=='complete'))
			{
				if (!isset($multi_key2[$x_tag][$x_level]))
				{
					$multi_key2[$x_tag][$x_level]=0;
				}
				else
				{
					$multi_key2[$x_tag][$x_level]++;
				}
				$add='['.$multi_key2[$x_tag][$x_level].']';
			}
			
			if (isset($xml_elem['value']) && trim($xml_elem['value'])!='' && !array_key_exists('attributes',$xml_elem))
			{
				if ($x_type == 'open')
				{
					$php_stmt_main=$php_stmt.'[$x_type]'.$add.'[\'content\'] = $xml_elem[\'value\'];';
				}
				else
				{
					$php_stmt_main=$php_stmt.'[$x_tag]'.$add.' = $xml_elem[\'value\'];';
				}
				eval($php_stmt_main);
			}
			
			if (array_key_exists('attributes',$xml_elem))
			{
				if (isset($xml_elem['value']))
				{
					$php_stmt_main=$php_stmt.'[$x_tag]'.$add.'[\'content\'] = $xml_elem[\'value\'];';
					eval($php_stmt_main);
				}
				foreach ($xml_elem['attributes'] as $key=>$value)
				{
					$php_stmt_att=$php_stmt.'[$x_tag]'.$add.'[\'attributes\'][$key] = $value;';
					eval($php_stmt_att);
				}
			}
		}
		return $xml_array;
	}
	
?>