<?php
// https://forum.noteworthycomposer.com/?topic=7504.0
// ver 0.1
require_once("lib/nwc2clips.inc");
// -----------------------------------------------------------------------
class myClipItemWithPitchPos extends NWC2ClipItem {
// -----------------------------------------------------------------------
	public $PitchPos = array("Pos" => array(), "Pos2" => array());

	function __construct($itemtext,$remapFakes=false) {
		parent::__construct($itemtext,$remapFakes);
		foreach ($this->PitchTags() as $tag) {
			foreach ($this->GetTaggedOptAsArray($tag, array()) as $np) 
				$this->PitchPos[$tag][] = new NWC2NotePitchPos($np);
		}
	}	
	function PitchTags() {
		switch ($this->ObjType) {
			case 'Note': return array('Pos');
			case 'Chord': return array('Pos', 'Pos2');
			case 'RestChord': return array('Pos2');
			default: return array();
		}
	}
	function __toString() {
		foreach ($this->PitchTags() as $tag) {
			unset($this->Opts[$tag]); // clear
			foreach ($this->PitchPos[$tag] as $npp)
				$this->Opts[$tag][] = $npp->ReconstructClipText();
		}
		return $this->ReconstructClipText();
	}
}
//
array_shift($argv); // remove argv[0]
preg_match('/^([\#bnxv]*)(-?\d*)(\w*)(\^?)(!?\d*)/', implode($argv), $m);
$tieAll = $m[0]==''; // empty commandline, tie everything
$acc = str_split($m[1]); // remove any of #bnxv
$shift = (int) $m[2]; // move notes if not zero
$head = str_split($m[3]); // change these to default notehead
$zapTie = $m[4]=='^'; // remove ties
$color = str_split($m[5]); // change these to default color
if ($argc > 2) fputs(STDERR, print_r($m, true));

$clip = new NWC2Clip();
echo $clip->GetClipHeader().PHP_EOL;
foreach ($clip->Items as $item) {
	$o = new myClipItemWithPitchPos($item);
	foreach ($o->PitchPos as $np) {
		foreach ($np as $npp) {
			if (in_array($npp->Accidental, $acc)) $npp->Accidental = '';
			$npp->Position+= $shift;
			if(in_array($npp->Notehead, $head)) $npp->Notehead = '';
			if($tieAll) $npp->Tied = '^'; else if($zapTie) $npp->Tied = '';
			if(in_array($npp->Color, $color)) $npp->Color = '';
		}
	}	
	echo $o.PHP_EOL; // o$->__toString()
}
echo $clip->GetClipFooter().PHP_EOL;
?>