#!/usr/bin/php
<?php
/*
 * Dependencies: 
 * pear install --alldeps Console_CommandLine
 */
include_once 'Console/CommandLine.php';
if(!class_exists('Console_CommandLine')) {
	die(PHP_EOL."You need PEAR Console_CommandLine to use this script. Install using the following command: ".PHP_EOL."pear install --alldeps Console_CommandLine\n\n");
}

// General
$parser = new Console_CommandLine();
$parser->description = "Make symlinks for Joomla extensions.";
$parser->version = '$Id$';

// Arguments
$parser->addArgument('source', array(
    'description' => 'The source dir (usually from an IDE workspace)',
    'help_name'   => 'SOURCE'
));

$parser->addArgument('target', array(
    'description' => "the target dir (usually where a joomla installation resides)",
    'help_name'   => 'TARGET'
));

// Parse input
try {
    $result = $parser->parse();
    $srcdir = realpath($result->args['source']);
    $tgtdir = realpath($result->args['target']);
} catch (Exception $exc) {
    $parser->displayError($exc->getMessage());
    die;
}

// Defines
define('DS', DIRECTORY_SEPARATOR);
define('SRCDIR', $srcdir);
$srcdirs = array(
	SRCDIR.DS.'administrator'.DS.'components',
	SRCDIR.DS.'administrator'.DS.'language'.DS.'en-GB',
	SRCDIR.DS.'administrator'.DS.'modules',
	SRCDIR.DS.'components',
	SRCDIR.DS.'media',
	SRCDIR.DS.'language'.DS.'en-GB',
	SRCDIR.DS.'modules',
	SRCDIR.DS.'plugins'.DS.'authentication',
	SRCDIR.DS.'plugins'.DS.'content',
	SRCDIR.DS.'plugins'.DS.'editors',
	SRCDIR.DS.'plugins'.DS.'editors-xtd',
	SRCDIR.DS.'plugins'.DS.'search',
	SRCDIR.DS.'plugins'.DS.'system',
	SRCDIR.DS.'plugins'.DS.'user',
	SRCDIR.DS.'plugins'.DS.'xmlrpc',
);


// Make symlinks
foreach($srcdirs as $srcdir) 
{
	if(file_exists($srcdir)) 
	{
		$it = new DirectoryIterator($srcdir);
		foreach (new IteratorIterator($it) as $src) 
		{
			$filename = $src->getFilename();
			$full = realpath($src->getPathName());
		    if (!$src->isDot() &&  $filename != '.svn')
		    {
			    $tgt = realpath($tgtdir.str_replace(SRCDIR, '', $srcdir)).DS.$filename;
			    if(!is_link($tgt)) removeRessource($tgt);
		        exec("ln -sf $full $tgt");
			    echo $full.PHP_EOL."\t--> $tgt".PHP_EOL;
		    }
		}
	}
}

// Functions

// SOURCE http://be2.php.net/manual/en/function.rmdir.php#86112
function removeRessource( $_target ) {
   
    //file?
    if( is_file($_target) ) {
        if( is_writable($_target) ) {
            if( @unlink($_target) ) {
                return true;
            }
        }
       
        return false;
    }
       
    //dir?
    if( is_dir($_target) ) {
        if( is_writeable($_target) ) {
            foreach( new DirectoryIterator($_target) as $_res ) {
                if( $_res->isDot() ) {
                    unset($_res);
                    continue;
                }
                   
                if( $_res->isFile() ) {
                    removeRessource( $_res->getPathName() );
                } elseif( $_res->isDir() ) {
                    removeRessource( $_res->getRealPath() );
                }
               
                unset($_res);
            }
                   
            if( @rmdir($_target) ) {
                return true;
            }
        }
       
        return false;
    }
}