add "recent additions" to homepage; add rss feed

https://pile.sdbs.cz/feed.php

db_versions/1_add_uploaded.sql

@@ -0,0 +1 @@
+ALTER TABLE Documents ADD UploadedTime INTEGER;

www/_templates/front_intro.php

@@ -5,4 +5,24 @@
     <p class="intro czech">Tohle je hromádka zajímavýho materiálu co něco znamená v kontextu sdbs - budeme sem postupně
         dávat ty nejdůležitější nebo nejzajímavější věci, zatim se o tom ale nikde moc nešiřte.</p>
     <p class="intro sign">/-\</p>
+</div>
+
+<div class="text recent-additions">
+    <h2>Recent additions</h2>
+    <ul>
+        <?php foreach (array_slice($recent_docs, 0, 5) as $doc): ?>
+            <li>
+                <a href="/?item=<?= $doc['ID'] ?>">
+                    <?php if (!empty($doc['UploadedTime'])): ?>
+                        <em>(<?= date("Y/m/d H:i:s", $doc['UploadedTime']); ?>)</em>
+                    <?php endif; ?>
+                    <?= $doc['Title'] ?>
+
+                    <div class="recent-additions-desc">
+                        <?= $doc['Description'] ?>
+                    </div>
+                </a>
+            </li>
+        <?php endforeach; ?>
+    </ul>
 </div>

www/_util/PileDB.php

@@ -113,13 +113,27 @@ class PileDB
         return $docs;
     }
 
+    public function getRecentDocs($count = 15)
+    {
+        $query = $this->db->prepare("SELECT * FROM Documents ORDER BY ID DESC LIMIT :count");
+        $query->bindValue("count", $count);
+
+        $query_ret = $query->execute();
+        $result = [];
+        while ($row = $query_ret->fetchArray(SQLITE3_ASSOC)) {
+            array_push($result, $row);
+        }
+        return $result;
+    }
+
     public function updateDoc($id, $title, $author, $description, $published, $url, $tag_ids)
     {
         if (empty($id)) {
             $stmt = $this->db->prepare("INSERT INTO Documents
-			(ID, Title, Author, Description, Published, URL)
+			(ID, Title, Author, Description, Published, URL, UploadedTime)
 			VALUES
-                   	(NULL, :title, :author, :description, :published, :url)");
+                   	(NULL, :title, :author, :description, :published, :url, :uploadedtime)");
+            $stmt->bindValue(":uploadedtime", time(), SQLITE3_INTEGER);
         } else {
             $stmt = $this->db->prepare("UPDATE Documents SET
 						Title=:title,

www/assets/main.css

@@ -23,6 +23,19 @@ a {
     text-decoration: none;
 }
 
+ul {
+    padding-left: 20px;
+}
+
+ul > li {
+    list-style: none;
+}
+
+ul > li:before {
+    content: "—";
+    padding-right: .5rem;
+}
+
 #sidebar {
     font-family: Prociono, serif;
 }
@@ -64,6 +77,7 @@ a {
 
 #sidebar-taglist > ul > li:before {
     content: "/ ";
+    padding-right: 0;
 }
 
 #sidebar-taglist-top:before {
@@ -175,6 +189,22 @@ a {
     }
 }
 
+
+.recent-additions li {
+    margin-bottom: .5em;
+}
+
+.recent-additions-desc {
+    font-size: 12pt;
+    color: #bfbfbf;
+    padding-left: calc(20px + .5rem);
+
+    line-height: 13pt;
+    max-height: 26pt;
+    overflow: hidden;
+    text-overflow: ellipsis;
+}
+
 @media screen and (max-width: 64em ) {
     #sidebar-head {
         display: flex;

www/feed.php

@@ -0,0 +1,26 @@
+<?php
+require '_util/PileDB.php';
+$db = new PileDB();
+$recent_docs = $db->getRecentDocs();
+
+header('Content-Type: application/rss+xml');
+?>
+<?xml version="1.0" encoding="UTF-8" ?>
+<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
+
+    <channel>
+        <title>/-\ pile</title>
+        <link>https://pile.sdbs.cz</link>
+        <atom:link href="https://pile.sdbs.cz/feed.php" rel="self" type="application/rss+xml" />
+        <description>A pile of interesting documents.</description>
+
+        <?php foreach ($recent_docs as $doc): ?>
+        <item>
+            <title><?= $doc['Title'] ?></title>
+            <link><?= $doc['URL'] ?></link>
+            <guid>https://pile.sdbs.cz/?item=<?= $doc['ID'] ?></guid>
+            <description><?= $doc['Description'] ?></description>
+        </item>
+        <?php endforeach; ?>
+    </channel>
+</rss>

www/index.php

@@ -33,6 +33,7 @@ if (isset($_GET["item"])) {
     $content = $doc_list_template->render('front_doc_listing.php');
 } else {
     $intro_template = new Template();
+    $intro_template->recent_docs = $db->getRecentDocs();
     $content = $intro_template->render('front_intro.php');
 }