Add unstable builds with a link to display them

index.php

@@ -27,6 +27,14 @@ function get_binary_files()
 {
     $files = [];
     foreach (get_bintray_files_cache() ?? [] as $file) {
+        $stability = 'stable';
+        if (strpos($file->version, 'a') !== false) {
+            $stability = 'alpha';
+        } elseif (strpos($file->version, 'b') !== false) {
+            $stability = 'beta';
+        }
+        $file->stability = $stability;
+
         $files[$file->name] = $file;
     }
     krsort($files, SORT_NATURAL);
@@ -80,8 +88,14 @@ function get_dl_link($flavor, $version, $file = null)
 // Fetch the clean list of binary files.
 $files = get_binary_files();
 
-// Get the latest version number, fallback to 1.1.10.
-$stable = reset($files)->version ?? '1.1.10';
+// Get the latest stable version number, fallback to 1.1.10.
+$stable = '1.1.10';
+foreach ($files as $file) {
+    if ($file->stability === 'stable') {
+        $stable = $file->version;
+        break;
+    }
+}
 
 // Save binary details of latest stable version to "binaries.json".
 save_binaries_json($files, $stable);
@@ -187,8 +201,8 @@ save_binaries_json($files, $stable);
         Yes, but please use <a href="/binaries.json">this JSON representation</a> in stead of this website. Also, please note that excessive polling might get you banned.
     </div>
 
-<?php if ($files): ?>
     <h2>Archive</h2>
+    <a href="?show-unstable">(show unstable builds)</a>
     <div id="view" class="view-details view-size-20">
         <ul id="items" class="clearfix">
             <li class="header">
@@ -196,18 +210,22 @@ save_binaries_json($files, $stable);
                 <a class="date descending"><span class="l10n-lastModified">Changed</span></a>
                 <a class="size"><span class="l10n-size">Size</span></a>
             </li>
-<?php foreach ($files as $f) : ?>
-            <li class="item file">
-                <a href="<?php echo get_dl_link(null, null, $f->name); ?>">
-                    <span class="label" title="<?php echo $f->name ?>"><?php echo $f->name ?></span>
-                    <span class="date" data-time="<?php echo $f->created ?>"><?php echo $f->created ?></span>
-                    <span class="size" data-bytes="<?php echo $f->size ?>"><?php echo human_filesize($f->size); ?></span>
+<?php foreach ($files as $file) : ?>
+<?php
+if ($file->stability !== 'stable' && !isset($_GET['show-unstable'])) {
+    continue;
+}
+?>
+            <li class="item file stability-<?php echo $file->stability; ?>">
+                <a href="<?php echo get_dl_link(null, null, $file->name); ?>">
+                    <span class="label" title="<?php echo $file->name; ?>"><?php echo $file->name; ?></span>
+                    <span class="date" data-time="<?php echo $file->created; ?>"><?php echo $file->created; ?></span>
+                    <span class="size" data-bytes="<?php echo $file->size; ?>"><?php echo human_filesize($file->size); ?></span>
                 </a>
             </li>
 <?php endforeach; ?>
         </ul>
     </div>
-<?php endif; ?>
 </div>
 </body>
 </html>