link URLs in comments

1 files changed, 6 insertions, 2 deletions

diff --git a/index.php b/index.php
index b5e9f1e..14f2883 100644
--- a/index.php
+++ b/index.php
@@ -15,6 +15,8 @@
  * @link      http://svnweb.mageia.org/svn/web/hugs/
 */
 
+header('Content-Type: text/html; charset=utf-8');
+
 $app_root = realpath(dirname(__FILE__));
 $images   = glob(sprintf('%s/var/hugs/*.jpg', $app_root));
 
@@ -31,7 +33,9 @@ if (count($images) > 0) {
         && isset($exif['COMMENT'])) {
 
         $out .= sprintf('<figcaption id="hicomment">%s</figcaption>',
-            nl2br($exif['COMMENT'][0]));
+            nl2br(preg_replace('`((?:https?|ftp)://\S+[[:alnum:]]/?)`si',
+                '<a href="$1" rel="nofollow">$1</a>',
+                trim($exif['COMMENT'][0]))));
     }
     $out = sprintf('<figure>%s</figure>', $out);
 
@@ -75,7 +79,7 @@ if (count($images) > 0) {
     #hi.flipped { -webkit-transform: rotateY(180deg); -moz-transform: rotateY(180deg); }
     #hi p { padding: 2em; }
     #hicomment { width: 342px; padding: 1em 4px; color: #cccccc; font-size: 70%; font-family: Verdana, Arial; }
-    #hicomment a { color: #aaaaaa; }
+    #hicomment a { color: #bbbbbb; }
     p { font-family: "Trebuchet MS"; font-size: 90%; color: #222; }
     section { float: left; margin-left: 20px; }
     aside { float: left; text-align: left; margin-left: 60px; width: 350px; display: block; }