Convert VST Avenger .avgr Patches to VSTi patches .fxp in PHP

avenger_vstpreset_gen.php

<?php
$path = ""; //add your avenger expansion path here
$dir = scandir( $path );
$dir = array_diff($dir,["." , ".." ]);

//all expansions
foreach($dir as $exp) {

	$presetpath = $path . $exp . "\\presets\\";
	$presettypes = scandir($presetpath);
	$presettypes = array_diff($presettypes,[".",".."]);

	//all preset types
	foreach($presettypes as $presettype) {

		$presetfilespath = $presetpath . $presettype . "\\";
		$presets = scandir($presetfilespath);
		$presets = array_diff($presets,[".",".."]);

		if(count($presets)) {

			foreach($presets as $preset) {

				if(!preg_match("~\.avgr$~", $preset)) {
					continue;
				}

				$name = basename($preset,".avgr");
				$content = file_get_contents($presetfilespath . $preset);
				echo $name . " - Size: " . strlen($content) . "\n";

				$targetfile = $presetfilespath . $name . ".fxp";

				$fxp = 'CcnK'; //vst fxp patch
				$fxp .= pack("N", strlen($content) + 0x34 ); //size of content + some of header
				$fxp .= 'FPCh'; //plugin program
				$fxp .= pack("N",1); //version

				$fxp .= 'Avgr'; //plugin id
				$fxp .= pack("N",1); //plugin version
				$fxp .= pack("N",0x511); //count of parameters

				$fxp .= str_pad("", 28, "\0");
				$fxp .= pack("N", strlen($content) ); //size of avgr preset
				$fxp .= $content;

				file_put_contents( $targetfile, $fxp );

			}

		}

	}
	
}