Flow\Module::compile PHP Method

    public function compile($module, $compiler, $indent = 0)
    {
        $class = Loader::CLASS_PREFIX . md5($module);
        $compiler->raw("<?php\n");
        $compiler->raw('// ' . $module . ' ' . gmdate('Y-m-d H:i:s T', time()) . "\n", $indent);
        $compiler->raw("class {$class} extends \\Flow\\Template\n", $indent);
        $compiler->raw("{\n", $indent);
        $compiler->raw('const NAME = ', $indent + 1);
        $compiler->repr($module);
        $compiler->raw(";\n\n");
        $compiler->raw('public function __construct($loader, $helpers = array())' . "\n", $indent + 1);
        $compiler->raw("{\n", $indent + 1);
        $compiler->raw('parent::__construct($loader, $helpers);' . "\n", $indent + 2);
        // blocks constructor
        if (!empty($this->blocks)) {
            $compiler->raw('$this->blocks = array(' . "\n", $indent + 2);
            foreach ($this->blocks as $name => $block) {
                $compiler->raw("'{$name}' => array(\$this, 'block_{$name}'),\n", $indent + 3);
            }
            $compiler->raw(");\n", $indent + 2);
        }
        // macros constructor
        if (!empty($this->macros)) {
            $compiler->raw('$this->macros = array(' . "\n", $indent + 2);
            foreach ($this->macros as $name => $macro) {
                $compiler->raw("'{$name}' => array(\$this, 'macro_{$name}'),\n", $indent + 3);
            }
            $compiler->raw(");\n", $indent + 2);
        }
        // imports constructor
        if (!empty($this->imports)) {
            $compiler->raw('$this->imports = array(' . "\n", $indent + 2);
            foreach ($this->imports as $import) {
                $import->compile($compiler, $indent + 3);
            }
            $compiler->raw(");\n", $indent + 2);
        }
        $compiler->raw("}\n\n", $indent + 1);
        $compiler->raw('public function display' . '($context = array(), $blocks = array(), $macros = array(),' . ' $imports = array())' . "\n", $indent + 1);
        $compiler->raw("{\n", $indent + 1);
        // extends
        if ($this->extends) {
            $this->extends->compile($compiler, $indent + 2);
        }
        $this->body->compile($compiler, $indent + 2);
        $compiler->raw("}\n", $indent + 1);
        foreach ($this->blocks as $block) {
            $block->compile($compiler, $indent + 1);
        }
        foreach ($this->macros as $macro) {
            $macro->compile($compiler, $indent + 1);
        }
        // line trace info
        $compiler->raw("\n");
        $compiler->raw('protected static $lines = ', $indent + 1);
        $compiler->raw($compiler->getTraceInfo(true) . ";\n");
        $compiler->raw("}\n");
        $compiler->raw('// end of ' . $module . "\n");
    }