From af39db4bc0c638380ccac651836777c5775d66e4 Mon Sep 17 00:00:00 2001
From: Guillaume Mazoyer <respawneral@gmail.com>
Date: Thu, 18 Dec 2014 11:16:51 +0100
Subject: Option to configure the header's link.

Use $config['frontpage']['header_link'] to give a link to be used
when the header is clicked. The default value is null and means that
no link will be used.
---
 docs/configuration.md        | 6 ++++++
 includes/config.defaults.php | 2 ++
 index.php                    | 8 ++++++--
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/docs/configuration.md b/docs/configuration.md
index 56d6efd..f37ab6b 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -47,6 +47,12 @@ $config['frontpage']['image'] = null;
 Sets the image (logo) that should be displayed. If set to null no image will
 be shown.
 
+```php
+$config['frontpage']['header_link'] = null;
+```
+Sets the link used in the header of the page. If set to null no link will be
+used and the header will not be clickable.
+
 ```php
 $config['frontpage']['disclaimer'] = 'Disclaimer example';
 ```
diff --git a/includes/config.defaults.php b/includes/config.defaults.php
index 7c3b583..78084e5 100644
--- a/includes/config.defaults.php
+++ b/includes/config.defaults.php
@@ -25,6 +25,8 @@ $config = array(
     'title' => 'Looking Glass',
     // Image (null for no image)
     'image' => null,
+    // Link for the title/image
+    'header_link' => null,
     // Disclaimer (null for no disclaimer)
     'disclaimer' => 'Disclaimer example',
     // Display the title
diff --git a/index.php b/index.php
index 767cc71..679f6f1 100644
--- a/index.php
+++ b/index.php
@@ -97,7 +97,9 @@ final class LookingGlass {
   }
 
   private function render_header() {
-    print('<a href="." title="Home">');
+    if ($this->frontpage['header_link'] != null) {
+      print('<a href="'.$this->frontpage['header_link'].'" title="Home">');
+    }
     print('<div class="header_bar">');
     if ($this->frontpage['show_title']) {
       print('<h1>'.htmlentities($this->frontpage['title']).'</h1><br />');
@@ -106,7 +108,9 @@ final class LookingGlass {
       print('<img src="'.$this->frontpage['image'].'" alt="Logo" />');
     }
     print('</div>');
-    print('</a>');
+    if ($this->frontpage['header_link'] != null) {
+      print('</a>');
+    }
   }
 
   private function render_content() {
-- 
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