Write a feed file

config/default.php

@@ -7,6 +7,8 @@ class Config {
         'description' => '...',
         'feedUrl' => 'http://www.inhuman-comic.com/feed.xml'
     ];
+    // where to write the feed file
+    const feedPath = '/tmp/feed.xml';
     
     // where to start spidering
     const baseURL = "http://www.inhuman-comic.com";

lib/generate-feed.php

@@ -0,0 +1,34 @@
+<?php
+declare(strict_types = 1);
+
+include_once('config/default.php');
+
+function generateFeed($content) {
+    $loader = new \Twig\Loader\FilesystemLoader('templates/');
+    $twig = new \Twig\Environment($loader, [
+        'autoescape' => false
+    ]);
+
+    $now = date('c');
+
+    $items = [];
+    foreach ($content as $result) {
+        $items[] = $twig->render('item.xml', [
+            'title' => $result['pageNumber'] . " | " . Config::feed['title'],
+            'url' => $result['url'],
+            'imageUrl' => $result['imageUrl'],
+            'date' => $now
+        ]);
+    };
+
+    $feed = $twig->render('feed.xml', [
+        'title' => Config::feed['title'],
+        'description' => Config::feed['description'],
+        'baseUrl' => Config::baseURL,
+        'feedUrl' => Config::feed['feedUrl'],
+        'date' => $now,
+        'items' => implode("\n", $items)
+    ]);
+
+    return $feed;
+};

lib/parse-page.php

@@ -0,0 +1,2 @@
+<?php
+declare(strict_types = 1);

rssmonster.php

@@ -11,32 +11,10 @@ include_once('config/default.php');
 
 include_once('lib/log.php');
 include_once('lib/fetch-pages.php');
+include_once('lib/generate-feed.php');
 
 $content = fetchPages();
+$feedXml = generateFeed($content);
 
-$loader = new \Twig\Loader\FilesystemLoader('templates/');
-$twig = new \Twig\Environment($loader, [
-    'autoescape' => false
-]);
-
-$now = date('c');
-
-$items = [];
-foreach ($content as $result) {
-    $items[] = $twig->render('item.xml', [
-        'title' => $result['pageNumber'] . " | " . Config::feed['title'],
-        'url' => $result['url'],
-        'imageUrl' => $result['imageUrl'],
-        'date' => $now
-    ]);
-};
-
-print $twig->render('feed.xml', [
-    'title' => Config::feed['title'],
-    'description' => Config::feed['description'],
-    'baseUrl' => Config::baseURL,
-    'feedUrl' => Config::feed['feedUrl'],
-    'date' => $now,
-    'items' => implode("\r\n", $items)
-]);
-
+Log::info("writing " . strlen($feedXml) . " bytes to " . Config::feedPath);
+file_put_contents(Config::feedPath, $feedXml, LOCK_EX);