From deb20fdfca35c64066fe4e375099350dc77ea408 Mon Sep 17 00:00:00 2001
From: Christian Cleberg <hello@cleberg.net>
Date: Mon, 22 May 2023 15:18:52 -0500
Subject: initial commit

---
 _functions/loadRSS.php | 51 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 _functions/loadRSS.php

(limited to '_functions/loadRSS.php')

diff --git a/_functions/loadRSS.php b/_functions/loadRSS.php
new file mode 100644
index 0000000..1deb969
--- /dev/null
+++ b/_functions/loadRSS.php
@@ -0,0 +1,51 @@
+<?php
+
+function loadRSS(string $fileName): string
+{
+    // Get the file contents and decode JSON
+    $fileContents = file_get_contents($fileName);
+    $data = json_decode($fileContents);
+
+    // Set-up RSS variables
+    $rssCounter = 0;
+    $rssContents = '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:sy="http://purl.org/rss/1.0/modules/syndication/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
+    ><channel><atom:link href="' . $GLOBALS['fullDomain'] . '/rss.xml" rel="self" type="application/rss+xml" /><title>Blog</title><link>' . $GLOBALS['fullDomain'] . '</link><description>Lorem ipsum dolor sit amet...</description><copyright>Copyright 20xx - 20xx, My Name</copyright><language>en-us</language><docs>https://cyber.harvard.edu/rss/index.html</docs><lastBuildDate>Mon, 04 Jan 2021 00:00:00 CST</lastBuildDate><ttl>60</ttl><image><url></url><title>Blog</title><link>'.$GLOBALS['fullDomain'].'</link></image>';
+
+    // Loop through the JSON object
+    foreach ($data as $postObject) {
+        // Only load published posts
+        if ($postObject->published == 'Yes') {
+            // Parse the markdown to HTML
+            include_once('_functions/parseMarkdown.php');
+            $fileLink = str_replace($GLOBALS['fullDomain'] . '/post/', '', $postObject->link);
+            $fileName = 'posts/' . $postObject->id . '-' . str_replace('.html', '.md', $fileLink);
+            $securedHTML = parseMarkdown($fileName);
+
+            if ($rssCounter == 0) {
+                $rssContents .= '<lastBuildDate>' . date_format(date_create($postObject->created), 'D, d M Y H:i:s T') . '</lastBuildDate>';
+                $rssCounter = $rssCounter + 1;
+            }
+
+            $rssContents .=
+                '<item><title>' .
+                str_replace(['&', '<', '>'], ['&amp;', '&lt;', '&gt;'], $postObject->title) .
+                '</title><author>' .
+                str_replace(['&', '<', '>'], ['&amp;', '&lt;', '&gt;'], $postObject->author) .
+                '</author><dc:creator>' .
+                str_replace(['&', '<', '>'], ['&amp;', '&lt;', '&gt;'], $postObject->author) .
+                '</dc:creator><link>' .
+                str_replace(['&', '<', '>'], ['&amp;', '&lt;', '&gt;'], $postObject->link) .
+                '</link><pubDate>' .
+                date_format(date_create($postObject->created), 'D, d M Y H:i:s T') .
+                '</pubDate><guid>' .
+                str_replace(['&', '<', '>'], ['&amp;', '&lt;', '&gt;'], $postObject->link) .
+                '</guid><description><![CDATA[' .
+                $postObject->description .
+                ']]></description><content:encoded><![CDATA[' .
+                $securedHTML .
+                ']]></content:encoded></item>';
+        }
+    }
+    $rssContents .= '</channel></rss>';
+    return $rssContents;
+}
\ No newline at end of file
-- 
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