refactoaaar

[mdref/mdref] / mdref / Action.php

<?php

namespace mdref;

use http\Controller\Observer;

class Action extends Observer
{
        private function serveReference(\http\Controller $ctl) {
                $payload = $ctl->getPayload();
                $finder = new Finder($this->baseUrl, REFS);
                $path = $finder->find(new \http\Url($ctl->getRequest()->getRequestUrl()));
                $payload->listing = new RefListing($path, 
                                $finder->glob($path, "/[_a-zA-Z]*.md"));
                $payload->title = $payload->listing->getSelf()->formatLink();
                $payload->refs = $finder;
                if ($path->isFile()) {
                        $payload->html = new Markdown($path);
                        $payload->sublisting = new RefListing($path, 
                                        $finder->glob($path, "/[_a-z]*.md"));
                        return true;
                }
        }
        
        private function serveInternal(\http\Controller $ctl) {
                $payload = $ctl->getPayload();
                $finder = new Finder($this->baseUrl, ROOT);
                $url = new \http\Url($ctl->getRequest()->getRequestUrl());
                $path = $finder->find($url, "");
                if ($path->isFile("")) {
                        $payload->html = $path->toHtml();
                } else if (strcmp($url, $this->baseUrl)) {
                        throw new \http\Controller\Exception(404, "Could not find '$path'");
                }
        }

        function update(\SplSubject $ctl) {
                /* @var \http\Controller $ctl */
                try {
                        $ctl->getPayload()->baseUrl = $this->baseUrl;

                        if (!$this->serveReference($ctl)) {
                                $this->serveInternal($ctl);
                        }
                } catch (\Exception $e) {
                        $ctl->getPayload()->exception = $e;
                }
        }
}