git.m6w6.name Git - mdref/mdref/blob - mdref/Action.php

   1 <?php
   2
   3 namespace mdref;
   4
   5 use http\Controller\Observer;
   6
   7 /**
   8  * The sole action controller of mdref
   9  */
  10 class Action extends Observer
  11 {
  12         private function serveReference(\http\Controller $ctl) {
  13                 $payload = $ctl->getPayload();
  14                 $finder = new Finder($this->baseUrl, REFS);
  15                 $path = $finder->find(new \http\Url($ctl->getRequest()->getRequestUrl()));
  16                 $payload->listing = new RefListing($path,
  17                                 $finder->glob($path, "/[_a-zA-Z]*.md"));
  18                 $payload->title = $payload->listing->getSelf()->formatLink();
  19                 $payload->refs = $finder;
  20                 if ($path->isFile()) {
  21                         $payload->html = new Markdown($path);
  22                         $payload->sublisting = new RefListing($path,
  23                                         $finder->glob($path, "/[_a-z]*.md"));
  24                         return true;
  25                 }
  26         }
  27
  28         private function serveInternal(\http\Controller $ctl) {
  29                 $payload = $ctl->getPayload();
  30                 $finder = new Finder($this->baseUrl, ROOT);
  31                 $url = new \http\Url($ctl->getRequest()->getRequestUrl());
  32                 $path = $finder->find($url, "");
  33                 if ($path->isFile("")) {
  34                         $payload->html = $path->toHtml();
  35                 } else if (strcmp($url, $this->baseUrl)) {
  36                         throw new \http\Controller\Exception(404, "Could not find '$path'");
  37                 }
  38         }
  39
  40         /**
  41          * Implements \SplObserver
  42          * @param \SplSubject $ctl
  43          */
  44         function update(\SplSubject $ctl) {
  45                 /* @var \http\Controller $ctl */
  46                 try {
  47                         $ctl->getPayload()->baseUrl = $this->baseUrl;
  48
  49                         if (!$this->serveReference($ctl)) {
  50                                 $this->serveInternal($ctl);
  51                         }
  52                 } catch (\Exception $e) {
  53                         $ctl->getPayload()->exception = $e;
  54                 }
  55         }
  56 }