compiler.php

#!/usr/bin/env php
<?php
/**
 * IFM compiler
 *
 * This script compiles all sources into one single file.
 */

chdir( realpath( dirname( __FILE__ ) ) );

// php source files
$IFM_SRC_PHP = array(
	0 => "src/main.php",
	1 => "src/ifmarchive.php",
	2 => "src/htpasswd.php"
);

// output files
define( "IFM_STANDALONE",    "ifm.php" );
define( "IFM_STANDALONE_GZ", "build/ifm.min.php" );
define( "IFM_LIB",           "build/libifm.php" );

// get options
$options = getopt( null, array( "language::" ) );

// process languages
$vars['languages'] = isset( $options['language'] ) ? explode( ',', $options['language'] ) : array( "en" );
$vars['defaultlanguage'] = $vars['languages'][0];
$vars['languageincludes'] = "";
foreach( $vars['languages'] as $l ) {
	if( file_exists( "src/i18n/".$l.".json" ) ) 
		$vars['languageincludes'] .=
			'$i18n["'.$l.'"] = <<<\'f00bar\'' . "\n"
			. file_get_contents( "src/i18n/".$l.".json" ) . "\n"
			. 'f00bar;' . "\n"
			. '$i18n["'.$l.'"] = json_decode( $i18n["'.$l.'"], true );' . "\n" ;
	else
		print "WARNING: Language file src/i18n/".$l.".json not found.\n";
}

/**
 * Concat PHP Files
 */
$compiled = array( "<?php" );
foreach( $IFM_SRC_PHP as $phpfile ) {
	$lines = file( $phpfile );
	unset( $lines[0] ); // remove <?php line
	$compiled = array_merge( $compiled, $lines );
}
$compiled = join( $compiled );

/**
 * Process file includes
 */
$includes = NULL;
preg_match_all( "/\@\@\@file:([^\@]+)\@\@\@/", $compiled, $includes, PREG_SET_ORDER );
foreach( $includes as $file )
	$compiled = str_replace( $file[0], file_get_contents( $file[1] ), $compiled );

/**
 * Process ace includes
 */
$includes = NULL;
$vars['ace_includes'] = "";
preg_match_all( "/\@\@\@acedir:([^\@]+)\@\@\@/", $compiled, $includes, PREG_SET_ORDER );
foreach( $includes as $dir ) {
	$dircontent = "";
	foreach( glob( $dir[1]."/*" ) as $file ) {
		if( is_file( $file ) && is_readable( $file ) ) {
			$vars['ace_includes'] .= "|" . substr( basename( $file ), 0, strrpos( basename( $file ), "." ) );
			$dircontent .= file_get_contents( $file )."\n\n";
		}
	}
	$compiled = str_replace( $dir[0], $dircontent, $compiled );
}

/**
 * Process variable includes
 */
$includes = NULL;
preg_match_all( "/\@\@\@vars:([^\@]+)\@\@\@/", $compiled, $includes, PREG_SET_ORDER );
foreach( $includes as $var )
	$compiled = str_replace( $var[0], $vars[$var[1]], $compiled );

/**
 * Build versions
 */
// build standalone ifm
file_put_contents( IFM_STANDALONE, $compiled );
file_put_contents( IFM_STANDALONE, '
/**
 * start IFM
 */
$ifm = new IFM();
$ifm->run();
', FILE_APPEND );

/* // build compressed ifm
file_put_contents(
	IFM_STANDALONE_GZ,
	'<?php eval( gzdecode( file_get_contents( __FILE__, false, null, 85 ) ) ); exit(0); ?>'
	. gzencode( file_get_contents( "ifm.php", false, null, 5 ) )
);
 */

// build lib
file_put_contents( IFM_LIB, $compiled );