<?php
/**
 * PWF Properties object
 * The object is generated throught the given file and the file should be in the format of
 * key:value 
 * or 
 * key:key1=value1&key2=value2 
 * comments are lines started with // 
 * @copyright	Copyright (c) 2012, PWF
 * @license		http://phpwebframework.com/License 
 * @version PWF_0.3.0
 */

class _Properties
{
	private $properties = array();
	
	public function __construct($propertiesFile)
	{
		$fileLines = _File::linesToArray($propertiesFile);
		if(count($fileLines > 0))
		{
			foreach ($fileLines as $line)
			{
				$specialReplacement = false; 
				
				if(_String::contains($line, "\&") || _String::contains($line, "\=") || _String::contains($line, "\:"))
				{
					$line = _Core_FrontController::internalReplacement($line);
					$specialReplacement = true; 
				}
				
				if(_String::contains($line, ":") && !_String::startsWith($line, "//"))
				{
					$key = _String::trim(_String::beforeFirst($line, ":"));
					$value = _String::trim(_String::afterFirst($line, ":"));
					if(_String::contains($value, "="))
					{
						mb_parse_str($value,$result);
						if($specialReplacement)
						{
							foreach ($result as $id => $val)
							{
								$this->properties[_Core_FrontController::internalRestoration($key)][_Core_FrontController::internalRestoration($id)] = _Core_FrontController::internalRestoration($val);  
							}
						}
						else 
						{
							$this->properties[$key] = $result;
						}
					}
					else 
					{
						if($specialReplacement)
						{
							$this->properties[_Core_FrontController::internalRestoration($key)] = _Core_FrontController::internalRestoration($value);
						}
						else 
						{
							$this->properties[$key] = $value;
						}
					}
				}
				
			}
		}
	}
	
	/**
	 * Returns if there is a property with the given key
	 * @param string $key
	 */
	public function containsKey($key)
	{
		return isset($this->properties[$key]);
	}
	
	/**
	 * Retruns the value of the property with the given key or null if the key don't exists 
	 * @param string $key
	 * @return string,null
	 */
	public function get($key)
	{
		if($this->containsKey($key))
		{
			return $this->properties[$key];
		}
		else 
		{
			return null;
		}
	}
	
	/**
	 * Sets the value of the property with the given key 
	 * @param string $key
	 * @param string $value
	 */
	public function set($key,$value)
	{
		$this->properties[$key] = $value; 
	}
	
}
?>