functions.compiler.php

<?php

if ( !function_exists( 'shoestrap_compiler' ) ) :
/*
 * This function can be used to compile a less file to css using the lessphp compiler
 */
function shoestrap_compiler() {
	$minimize_css = shoestrap_getVariable( 'minimize_css', true );
	$options = ( $minimize_css == 1 ) ? array( 'compress'=>true ) : array( 'compress'=>false );

	$bootstrap_location = get_template_directory() . '/assets/less/';
	$webfont_location   = get_template_directory() . '/assets/fonts/';
	$bootstrap_uri      = '';
	$custom_less_file   = get_template_directory() . '/assets/less/custom.less';

	// Hack to strip protocol
	$webfont_location_uri   = get_template_directory_uri() . '/assets/fonts/';
	if ( strpos( $webfont_location_uri, 'https' ) !== false ) :
	  $webfont_location_stripped = str_replace( 'https:', '', $webfont_location_uri );
	else :
	  $webfont_location_stripped = str_replace( 'http:', '', $webfont_location_uri );
	endif;

	$css = '';
	try {

		$parser = new Less_Parser( $options );

		// The main app.less file
		$parser->parseFile( $bootstrap_location . 'app.less', $bootstrap_uri );

		// Include the Elusive Icons
		$parser->parseFile( $webfont_location . 'elusive-webfont.less', $webfont_location_stripped );
		
		// Enable gradients
		if ( shoestrap_getVariable( 'gradients_toggle' ) == 1 )
			$parser->parseFile( $bootstrap_location . 'gradients.less', $bootstrap_uri );

		// The custom.less file
		if ( is_writable( $custom_less_file ) )
			$parser->parseFile( $bootstrap_location . 'custom.less', $bootstrap_uri );

		// Parse any custom less added by the user
		$parser->parse( shoestrap_getVariable( 'user_less' ) );
		// Add a filter to the compiler
		$parser->parse( apply_filters( 'shoestrap_compiler', '' ) );

		$css = $parser->getCss();

	} catch( Exception $e ) {
		$error_message = $e->getMessage();
	}

	// Below is just an ugly hack
	$css = str_replace( '../', get_template_directory_uri() . '/assets/', $css );

	return apply_filters( 'shoestrap_compiler_output', $css );
}
endif;


if ( !function_exists( 'shoestrap_makecss' ) ) :
function shoestrap_makecss() {
	global $wp_filesystem;
	$file = shoestrap_css();
	
	// Initialize the Wordpress filesystem.
	if ( empty( $wp_filesystem ) ) {
		require_once( ABSPATH . '/wp-admin/includes/file.php' );
		WP_Filesystem();
	}

	$content = '/********* Do not edit this file *********/

';

	$content .= shoestrap_compiler();

	if ( is_writeable( $file ) || ( !file_exists( $file ) && is_writeable( dirname( $file ) ) ) ) {
		if ( !$wp_filesystem->put_contents( $file, $content, FS_CHMOD_FILE ) )
			return apply_filters( 'shoestrap_css_output', $content );
	}
}
endif;