<?php
/*--------------------------------------------------------------------------------------------------------|  www.vdm.io  |------/
    __      __       _     _____                 _                                  _     __  __      _   _               _
    \ \    / /      | |   |  __ \               | |                                | |   |  \/  |    | | | |             | |
     \ \  / /_ _ ___| |_  | |  | | _____   _____| | ___  _ __  _ __ ___   ___ _ __ | |_  | \  / | ___| |_| |__   ___   __| |
      \ \/ / _` / __| __| | |  | |/ _ \ \ / / _ \ |/ _ \| '_ \| '_ ` _ \ / _ \ '_ \| __| | |\/| |/ _ \ __| '_ \ / _ \ / _` |
       \  / (_| \__ \ |_  | |__| |  __/\ V /  __/ | (_) | |_) | | | | | |  __/ | | | |_  | |  | |  __/ |_| | | | (_) | (_| |
        \/ \__,_|___/\__| |_____/ \___| \_/ \___|_|\___/| .__/|_| |_| |_|\___|_| |_|\__| |_|  |_|\___|\__|_| |_|\___/ \__,_|
                                                        | |                                                                 
                                                        |_| 				
/-------------------------------------------------------------------------------------------------------------------------------/

	@version			2.2.0
	@created		30th April, 2015
	@package		Component Builder
	@subpackage		compiler.php
	@author			Llewellyn van der Merwe <http://www.vdm.io>
	@my wife		Roline van der Merwe <http://www.vdm.io/>	
	@copyright		Copyright (C) 2015. All Rights Reserved
	@license		GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html 
	
	Builds Complex Joomla Components 
                                                             
/-----------------------------------------------------------------------------------------------------------------------------*/

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

// Use the component builder autoloader
ComponentbuilderHelper::autoLoader();

/**
 * Compiler class
 */
class Compiler extends Infusion
{
	/*
	 * The Temp path
	 * 
	 * @var      string
	 */
	private $tempPath;
	
	public $filepath		= '';
	// fixed pathes
	protected $add2SalesServer	= false;
	protected $backupPath		= false;
	protected $gitPath		= false;

	/**
	 * Constructor
	 */
	public function __construct($config = array ())
	{
		// first we run the perent constructor
		if (parent::__construct($config))
		{
			// set temp directory
			$comConfig			= JFactory::getConfig();
			$this->tempPath			= $comConfig->get('tmp_path');
			// set some folder paths in relation to distribution
			if ($config['addBackup'])
			{
				$this->backupPath	= $this->params->get('backup_folder_path', $this->tempPath).'/'.$this->componentBackupName.'.zip';
				$this->add2SalesServer	= true;
			}
			if ($config['addGit'])
			{
				$this->gitPath		= $this->params->get('git_folder_path', null);
			}
			// now update the files
			if ($this->updateFiles())
			{
				// zip the component
				if ($this->zipComponent())
				{
					// done
					return true;
				}
			}
		}
		return false;
	}
	
	/**
	 * Set the line number in comments
	 * 
	 * @param   int   $nr  The line number
	 * 
	 * @return  void
	 * 
	 */
	private function setLine($nr)
	{
		if ($this->loadLineNr)
		{
			return ' [Compiler '.$nr.']';	
		}
		return '';
	}

	protected function updateFiles()
	{
		if (isset($this->newFiles['static']) && ComponentbuilderHelper::checkArray($this->newFiles['static']) && isset($this->newFiles['dynamic']) && ComponentbuilderHelper::checkArray($this->newFiles['dynamic']))
		{
			// get the bom file
			$bom = JFile::read($this->bomPath);
			// first we do the static files
			foreach ($this->newFiles['static'] as $static)
			{
				if (JFile::exists($static['path']))
				{
					$this->fileContentStatic['###FILENAME###'] = $static['name'];
					$php = '';
					if (ComponentbuilderHelper::checkFileType($static['name'],'php'))
					{
						$php = "<?php\n";
					}
					$string = JFile::read($static['path']);
					if (strpos($string,'###BOM###') !== false)
					{
						list($wast,$code) = explode('###BOM###',$string);
						$answer = str_replace(array_keys($this->fileContentStatic),array_values($this->fileContentStatic),$php.$bom.$code);
						// add to zip array
						$this->writeFile($static['path'],$answer);
					}
					else
					{
						$answer = str_replace(array_keys($this->fileContentStatic),array_values($this->fileContentStatic),$string);
						// add to zip array
						$this->writeFile($static['path'],$answer);
					}
					$this->lineCount = $this->lineCount + substr_count($answer, PHP_EOL );
				}
			}
			// now we do the dynamic files
			foreach ($this->newFiles['dynamic'] as $view => $files)
			{
				if (isset($this->fileContentDynamic[$view]) && ComponentbuilderHelper::checkArray($this->fileContentDynamic[$view]))
				{
					foreach ($files as $file)
					{
						if ($file['view'] == $view)
						{
							if (JFile::exists($file['path']))
							{
								$this->fileContentStatic['###FILENAME###'] = $file['name'];
								$php = '';
								if (ComponentbuilderHelper::checkFileType($file['name'],'php'))
								{
									$php = "<?php\n";
								}
								$string = JFile::read($file['path']);
								if (strpos($string,'###BOM###') !== false)
								{
									list($bin,$code) = explode('###BOM###',$string);
									$answer = str_replace(array_keys($this->fileContentStatic),array_values($this->fileContentStatic),$php.$bom.$code);
									$answer = str_replace(array_keys($this->fileContentDynamic[$view]),array_values($this->fileContentDynamic[$view]),$answer);
									// add to zip array
									$this->writeFile($file['path'],$answer);
								}
								else
								{
									$answer = str_replace(array_keys($this->fileContentStatic),array_values($this->fileContentStatic),$string);
									$answer = str_replace(array_keys($this->fileContentDynamic[$view]),array_values($this->fileContentDynamic[$view]),$answer);
									// add to zip array
									$this->writeFile($file['path'],$answer);
								}
								$this->lineCount = $this->lineCount + substr_count($answer, PHP_EOL );
							}
						}
					}
				}
			}
			// do a final run to update the readme file
			foreach ($this->newFiles['static'] as $static)
			{
				if (('README.md' == $static['name'] || 'README.txt' == $static['name']) && $this->componentData->addreadme && JFile::exists($static['path']))
				{
					$this->buildReadMe($static['path']);
					break;
				}
			}
			// move the update server to host
			if ($this->componentData->add_update_server && isset($this->updateServerFileName) && $this->add2SalesServer)
			{
				$xml_update_server_path = $this->componentPath.'/'.$this->updateServerFileName.'.xml';
				// make sure we have the correct file
				if (JFile::exists($xml_update_server_path) && isset($this->componentData->update_server_ftp))
				{
					// Get the basic encription.
					$basickey = ComponentbuilderHelper::getCryptKey('basic');
					// Get the encription object.
					$basic = new FOFEncryptAes($basickey, 128);
					if (!empty($this->componentData->update_server_ftp) && $basickey && !is_numeric($this->componentData->update_server_ftp) && $this->componentData->update_server_ftp === base64_encode(base64_decode($this->componentData->update_server_ftp, true)))
					{
						// basic decript data update_server_ftp.
						$this->componentData->update_server_ftp = rtrim($basic->decryptString($this->componentData->update_server_ftp), "\0");
					}
					// now move the file
					$this->moveFileToFtpServer($xml_update_server_path,$this->componentData->update_server_ftp);
				}
			}
			return true;
		}
		return false;
	}
	
	private function buildReadMe($path)
	{
		// set readme data if not set already
		if (!isset($this->fileContentStatic['###LINE_COUNT###']) || $this->fileContentStatic['###LINE_COUNT###'] != $this->lineCount)
		{
			$this->buildReadMeData();
		}
		// get the file
		$string = JFile::read($path);
		// update the file
		$answer = str_replace(array_keys($this->fileContentStatic),array_values($this->fileContentStatic),$string);
		// add to zip array
		$this->writeFile($path,$answer);
	}
	
	
	private function buildReadMeData()
	{
		// setup the unrealistic numbers
		$folders	= $this->folderCount * 5;
		$files		= $this->fileCount * 5;
		$lines		= $this->lineCount * 10;
		$seconds	= $folders + $files + $lines;
		$totalHours	= round($seconds / 3600);
		$totalDays	= round($totalHours / 8);
		// setup the more realistic numbers
		$debugging		= $seconds / 4;
		$planning		= $seconds / 7;
		$mapping		= $seconds / 10;
		$office			= $seconds / 6;
		$seconds		= $folders + $files + $lines + $debugging + $planning + $mapping + $office;
		$actualTotalHours	= round($seconds / 3600);
		$actualTotalDays	= round($actualTotalHours / 8);
		$debuggingHours		= round($debugging / 3600);
		$planningHours		= round($planning / 3600);
		$mappingHours		= round($mapping / 3600);
		$officeHours		= round($office / 3600);
		// the actual time spent
		$actualHoursSpent = $actualTotalHours - $totalHours;
		$actualDaysSpent = $actualTotalDays - $totalDays;
		// calculate the projects actual time frame of completion
		$projectWeekTime = round($actualTotalDays / 5,1);
		$projectMonthTime = round($actualTotalDays / 24,1);
		// set some defaults
		$this->fileContentStatic['###LINE_COUNT###'] = $this->lineCount;
		$this->fileContentStatic['###FILE_COUNT###'] = $this->fileCount;
		$this->fileContentStatic['###FOLDER_COUNT###'] = $this->folderCount;
		$this->fileContentStatic['###folders###'] = $folders;
		$this->fileContentStatic['###files###'] = $files;
		$this->fileContentStatic['###lines###'] = $lines;
		$this->fileContentStatic['###seconds###'] = $seconds;
		$this->fileContentStatic['###totalHours###'] = $totalHours;
		$this->fileContentStatic['###totalDays###'] = $totalDays;
		$this->fileContentStatic['###debugging###'] = $debugging;
		$this->fileContentStatic['###planning###'] = $planning;
		$this->fileContentStatic['###mapping###'] = $mapping;
		$this->fileContentStatic['###office###'] = $office;
		$this->fileContentStatic['###actualTotalHours###'] = $actualTotalHours;
		$this->fileContentStatic['###actualTotalDays###'] = $actualTotalDays;
		$this->fileContentStatic['###debuggingHours###'] = $debuggingHours;
		$this->fileContentStatic['###planningHours###'] = $planningHours;
		$this->fileContentStatic['###mappingHours###'] = $mappingHours;
		$this->fileContentStatic['###officeHours###'] = $officeHours;
		$this->fileContentStatic['###actualHoursSpent###'] = $actualHoursSpent;
		$this->fileContentStatic['###actualDaysSpent###'] = $actualDaysSpent;
		$this->fileContentStatic['###projectWeekTime###'] = $projectWeekTime;
		$this->fileContentStatic['###projectMonthTime###'] = $projectMonthTime;
	}

	private function zipComponent()
	{
		// before we zip the component we first need to move it to the git folder if set
		if (ComponentbuilderHelper::checkString($this->gitPath))
		{
			// set the git path
			$this->gitPath = $this->gitPath.'/com_'.$this->componentData->sales_name.'__joomla_'.$this->joomlaVersion;
			// remove old data
			$this->removeFolder($this->gitPath,true);
			// set the new data
			JFolder::copy($this->componentPath, $this->gitPath, '', true);
		}
		// the name of the zip file to create
		$this->filepath = $this->tempPath.'/'.$this->componentFolderName.'.zip';
		// store the current joomla working directory
		$joomla = getcwd();

		// we are changing the working directory to the componet temp folder
		chdir($this->componentPath);

		// the full file path of the zip file
		$this->filepath = JPath::clean($this->filepath);

		// delete an existing zip file (or use an exclusion parameter in JFolder::files()
		JFile::delete($this->filepath);

		// get a list of files in the current directory tree
		$files = JFolder::files('.', '', true, true);
		$zipArray = array();
		// setup the zip array
		foreach ($files as $file)
		{
		   $tmp = array();
		   $tmp['name'] = str_replace('./', '', $file);
		   $tmp['data'] = JFile::read($file);
		   $tmp['time'] = filemtime($file);
		   $zipArray[] = $tmp;
		}

		// change back to joomla working directory
		chdir($joomla);

		// get the zip adapter
		$zip = JArchive::getAdapter('zip');

		//create the zip file
		if ($zip->create($this->filepath, $zipArray))
		{
			// now move to backup if zip was made and backup is requered
			if ($this->backupPath)
			{
				JFile::copy($this->filepath, $this->backupPath);
			}
			// move to sales server host
			if ($this->componentData->add_sales_server)
			{
				// make sure we have the correct file
				if (isset($this->componentData->sales_server_ftp))
				{
					// Get the basic encription.
					$basickey = ComponentbuilderHelper::getCryptKey('basic');
					// Get the encription object.
					$basic = new FOFEncryptAes($basickey, 128);
					if (!empty($this->componentData->sales_server_ftp) && $basickey && !is_numeric($this->componentData->sales_server_ftp) && $this->componentData->sales_server_ftp === base64_encode(base64_decode($this->componentData->sales_server_ftp, true)))
					{
						// basic decript data update_server_ftp.
						$this->componentData->sales_server_ftp = rtrim($basic->decryptString($this->componentData->sales_server_ftp), "\0");
					}
					// now move the file
					$this->moveFileToFtpServer($this->filepath, $this->componentData->sales_server_ftp, $this->componentSalesName.'.zip',false);
				}
			}
			// remove the component folder since we are done
			if ($this->removeFolder($this->componentPath))
			{
				return true;
			}
		}
		return false;
	}
	
	private function moveFileToFtpServer($localPath, $clientInput, $remote = null, $removeLocal = true)
	{
		// get the ftp opbject
		$ftp = $this->getFTP($clientInput);
		// chack if we are conected
		if ($ftp instanceof JClientFtp && $ftp->isConnected())
		{
			// move the file
			if ($ftp->store($localPath,$remote))
			{
				// if moved then remove the file from repository
				if ($removeLocal)
				{
					JFile::delete($localPath);
				}
			}
			// at the end close the conection
			$ftp->quit();
		}
	}
	
	private function getFTP($clientInput)
	{
		$signature = md5($clientInput);
		if (isset($this->FTP[$signature]) && $this->FTP[$signature] instanceof JClientFtp)
		{
			return $this->FTP[$signature];
		}
		else
		{
			// make sure we have a string and it is not default or empty
			if (ComponentbuilderHelper::checkString($clientInput))
			{
				// turn into vars
				parse_str($clientInput);
				// set options
				if (isset($options) && ComponentbuilderHelper::checkArray($options))
				{
					foreach ($options as $option => $value)
					{
						if ('timeout' == $option)
						{
							$options[$option] = (int) $value;
						}
						if ('type' == $option)
						{
							$options[$option] = (string) $value;
						}
					}
				}
				else
				{
					$options = array();
				}
				// get ftp object
				if (isset($host) && $host != 'HOSTNAME' && isset($port) && $port != 'PORT_INT' && isset($username) && $username != 'user@name.com' && isset($password) && $password != 'password')
				{
					// load for reuse
					$this->FTP[$signature] = JClientFtp::getInstance($host, $port, $options, $username, $password);
					return $this->FTP[$signature];
				}
			}
		}
		return false;
	}
}