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Current File : /www/varak.net/mail2.varak.net_old/libraries/MailSo/Mime/ParameterCollection.php

<?php

/*
 * Copyright 2004-2014, AfterLogic Corp.
 * Licensed under AGPLv3 license or AfterLogic license
 * if commercial version of the product was purchased.
 * See the LICENSE file for a full license statement.
 */

namespace MailSo\Mime;

/**
 * @category MailSo
 * @package Mime
 */
class ParameterCollection extends \MailSo\Base\Collection
{
	/**
	 * @access protected
	 *
	 * @param string $sRawParams = ''
	 */
	protected function __construct($sRawParams = '')
	{
		parent::__construct();

		if (0 < strlen($sRawParams))
		{
			$this->Parse($sRawParams);
		}
	}

	/**
	 * @param string $sRawParams = ''
	 *
	 * @return \MailSo\Mime\ParameterCollection
	 */
	public static function NewInstance($sRawParams = '')
	{
		return new self($sRawParams);
	}

	/**
	 * @return \MailSo\Mime\Parameter|null
	 */
	public function &GetByIndex($iIndex)
	{
		$mResult = null;
		$mResult =& parent::GetByIndex($iIndex);
		return $mResult;
	}

	/**
	 * @param array $aList
	 *
	 * @return \MailSo\Mime\ParameterCollection
	 *
	 * @throws \MailSo\Base\Exceptions\InvalidArgumentException
	 */
	public function SetAsArray($aList)
	{
		parent::SetAsArray($aList);

		return $this;
	}

	/**
	 * @param string $sName
	 *
	 * @return string
	 */
	public function ParameterValueByName($sName)
	{
		$sResult = '';
		$sName = trim($sName);

		$aParams =& $this->GetAsArray();
		foreach ($aParams as /* @var $oParam \MailSo\Mime\ParameterCollection */ $oParam)
		{
			if (strtolower($sName) === strtolower($oParam->Name()))
			{
				$sResult = $oParam->Value();
				break;
			}
		}

		return $sResult;
	}

	/**
	 * @param string $sRawParams
	 *
	 * @return \MailSo\Mime\ParameterCollection
	 */
	public function Parse($sRawParams)
	{
		$this->Clear();

		$aDataToParse = explode(';', $sRawParams);

		foreach ($aDataToParse as $sParam)
		{
			$this->Add(Parameter::CreateFromParameterLine($sParam));
		}

		$this->reParseParameters();

		return $this;
	}

	/**
	 * @param bool $bConvertSpecialsName = false
	 *
	 * @return string
	 */
	public function ToString($bConvertSpecialsName = false)
	{
		$aResult = array();
		$aParams =& $this->GetAsArray();
		foreach ($aParams as /* @var $oParam \MailSo\Mime\Parameter */ $oParam)
		{
			$sLine = $oParam->ToString($bConvertSpecialsName);
			if (0 < strlen($sLine))
			{
				$aResult[] = $sLine;
			}
		}

		return 0 < count($aResult) ? implode('; ', $aResult) : '';
	}

	/**
	 * @return void
	 */
	private function reParseParameters()
	{
		$aDataToReParse = $this->CloneAsArray();
		$sCharset = \MailSo\Base\Enumerations\Charset::UTF_8;

		$this->Clear();

		$aPreParams = array();
		foreach ($aDataToReParse as /* @var $oParam \MailSo\Mime\Parameter */ $oParam)
		{
			$aMatch = array();
			$sParamName = $oParam->Name();

			if (preg_match('/([^\*]+)\*([\d]{1,2})\*/', $sParamName, $aMatch) && isset($aMatch[1], $aMatch[2])
				&& 0 < strlen($aMatch[1]) && is_numeric($aMatch[2]))
			{
				if (!isset($aPreParams[$aMatch[1]]))
				{
					$aPreParams[$aMatch[1]] = array();
				}

				$sValue = $oParam->Value();
				$aValueParts = explode('\'\'', $sValue, 2);
				if (is_array($aValueParts) && 2 === count($aValueParts) && 0 < strlen($aValueParts[1]))
				{
					$sCharset = $aValueParts[0];
					$sValue = $aValueParts[1];
				}

				$aPreParams[$aMatch[1]][(int) $aMatch[2]] = $sValue;
			}
			else if (preg_match('/([^\*]+)\*/', $sParamName, $aMatch) && isset($aMatch[1]))
			{
				if (!isset($aPreParams[$aMatch[1]]))
				{
					$aPreParams[$aMatch[1]] = array();
				}

				$sValue = $oParam->Value();
				$aValueParts = explode('\'\'', $sValue, 2);
				if (is_array($aValueParts) && 2 === count($aValueParts) && 0 < strlen($aValueParts[1]))
				{
					$sCharset = $aValueParts[0];
					$sValue = $aValueParts[1];
				}

				$aPreParams[$aMatch[1]][0] = $sValue;
			}
			else
			{
				$this->Add($oParam);
			}
		}

		foreach ($aPreParams as $sName => $aValues)
		{
			ksort($aValues);
			$sResult = implode(array_values($aValues));
			$sResult = urldecode($sResult);

			if (0 < strlen($sCharset))
			{
				$sResult = \MailSo\Base\Utils::ConvertEncoding($sResult,
					$sCharset, \MailSo\Base\Enumerations\Charset::UTF_8);
			}

			$this->Add(Parameter::NewInstance($sName, $sResult));
		}
	}
}

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