Default Tiger-paw favicon on every page (public + admin), Site Identity override

modules/identity/plugins/Favicon.php

@@ -6,11 +6,16 @@
  * site identity (config `tiger.site.favicon`, a media id), not SEO, but like the SEO head tags it
  * rides TigerZF's headLink registry so the layout renders it with no theme edit. A single high-res
  * square source is emitted as both `rel="icon"` (browsers downscale it for every tab size) and
- * `rel="apple-touch-icon"` (iOS) — the modern, derivative-free approach. Fail-open: a missing or
- * unresolvable favicon simply emits nothing (the browser falls back to /favicon.ico if present).
+ * `rel="apple-touch-icon"` (iOS) — the modern, derivative-free approach. When Site Identity sets no
+ * favicon, a baked-in Tiger paw default (DEFAULT_FAVICON — a puma base-theme asset whose `/_theme`
+ * symlink is always present for both admin and public) is emitted, so EVERY page has a favicon out of
+ * the box; a configured Site Identity favicon overrides it. Fail-open: any error emits nothing.
  */
 class Identity_Plugin_Favicon extends Zend_Controller_Plugin_Abstract
 {
+    /** The stock Tiger paw, shipped in tiger-core (themes/puma/assets/img) + served at the always-present /_theme base. */
+    const DEFAULT_FAVICON = '/_theme/img/tiger-favicon.png';
+
     /** Emit-once latch — the favicon is the same on every dispatch (incl. forwards). */
     private static $_done = false;
 
@@ -26,13 +31,12 @@ public function preDispatch(Zend_Controller_Request_Abstract $request)
         self::$_done = true;
 
         try {
-            $id = self::_config('site.favicon');
-            if ($id === '') {
-                return;
-            }
-            $url = self::_mediaUrl($id, $request);
+            // A configured Site Identity favicon wins; otherwise fall back to the baked-in Tiger paw so
+            // every page (public / admin / auth) has a favicon by default.
+            $id  = self::_config('site.favicon');
+            $url = ($id !== '') ? self::_mediaUrl($id, $request) : '';
             if ($url === '') {
-                return;
+                $url = self::DEFAULT_FAVICON;
             }
             $view = self::_view();
             $view->headLink(['rel' => 'icon', 'href' => $url]);

tests/Integration/Identity/FaviconPluginTest.php

@@ -17,9 +17,10 @@
 
 /**
  * Identity_Plugin_Favicon — contributes the site favicon (config `tiger.site.favicon`, a media id) to
- * the head via TigerZF's `headLink` registry, as both `rel=icon` and `rel=apple-touch-icon`. Fail-open:
- * an unset or unresolvable favicon emits nothing. Wave-4 coverage: no config → silent, an unresolvable
- * id → silent, and a real media id → two head links pointing at the resolved media URL.
+ * the head via TigerZF's `headLink` registry, as both `rel=icon` and `rel=apple-touch-icon`. When no
+ * Site Identity favicon is set (or it's unresolvable), a baked-in Tiger paw default is emitted so every
+ * page has one; a configured favicon overrides it. Coverage: no config → the default paw, an
+ * unresolvable id → the default paw, and a real media id → two links pointing at the resolved media URL.
  *
  * The plugin has a process-wide emit-once latch (`$_done`); each test resets it via reflection.
  */
@@ -66,19 +67,21 @@ private function dispatch(): void
     }
 
     #[Test]
-    public function emits_nothing_when_no_favicon_is_configured(): void
+    public function emits_the_default_paw_when_no_favicon_is_configured(): void
     {
         $this->faviconConfig('');
         $this->dispatch();
-        $this->assertSame('', trim($this->headLinks()), 'no config → no head links');
+        $out = $this->headLinks();
+        $this->assertStringContainsString('rel="icon"', $out, 'no config → the baked-in default favicon');
+        $this->assertStringContainsString(Identity_Plugin_Favicon::DEFAULT_FAVICON, $out, 'points at the stock Tiger paw');
     }
 
     #[Test]
-    public function emits_nothing_for_an_unresolvable_media_id(): void
+    public function falls_back_to_the_default_paw_for_an_unresolvable_media_id(): void
     {
         $this->faviconConfig('deadbeef-0000-7000-8000-000000000000');   // no such media row
         $this->dispatch();
-        $this->assertSame('', trim($this->headLinks()), 'unresolvable id → fail-open, nothing emitted');
+        $this->assertStringContainsString(Identity_Plugin_Favicon::DEFAULT_FAVICON, $this->headLinks(), 'unresolvable id → fail-safe to the default paw');
     }
 
     #[Test]

themes/puma/layouts/scripts/admin.phtml

@@ -67,6 +67,7 @@ $_hasAgent = class_exists('Tiger_Agent') && Tiger_Agent::isAvailable();
     <!-- Override playground — loads last so it wins the cascade. See themes/puma/assets/custom.css. -->
     <link rel="stylesheet" href="<?= $this->asset($this->themeAssets . '/custom.css') ?>">
 <?= $this->codeInject('head') ?>
+<?= $this->headLink() ?><?php /* head-registry <link>s — chiefly the site favicon (Identity_Plugin_Favicon) */ ?>
 <?= $this->pageHead ?? '' ?><?php /* per-page <link>/styles a view registered via $this->pageStyle() */ ?>
 </head>
 <body>

themes/puma/layouts/scripts/auth.phtml

@@ -33,6 +33,7 @@ $_lang = defined('LANG') ? LANG : 'en';
     <link rel="stylesheet" href="<?= $this->asset($this->themeAssets . '/auth.css') ?>">
     <!-- Override playground — loads last so it wins the cascade. See themes/puma/assets/custom.css. -->
     <link rel="stylesheet" href="<?= $this->asset($this->themeAssets . '/custom.css') ?>">
+<?= $this->headLink() ?><?php /* head-registry <link>s — chiefly the site favicon (Identity_Plugin_Favicon) */ ?>
 <?= $this->pageHead ?? '' ?><?php /* per-page <link>/styles a view registered via $this->pageStyle() */ ?>
 </head>
 <body class="tiger-auth-body">