Bugfixes on link deletion, and use a GET form

Use a GET form to delete links: harmonize with edit_link and preparation for #585

Bug fixes:

  * LinkDB element can't be passed as reference, fix error:

    PHP Notice:  Indirect modification of overloaded element of LinkDB has no effect

  * Resource cache folder setting wasn't set correctly

1 files changed, 6 insertions, 0 deletions

diff --git a/application/Router.php b/application/Router.php
index caed4a28..c9a51912 100644
--- a/application/Router.php
+++ b/application/Router.php
@@ -31,6 +31,8 @@ class Router
 
     public static $PAGE_EDITLINK = 'edit_link';
 
+    public static $PAGE_DELETELINK = 'delete_link';
+
     public static $PAGE_EXPORT = 'export';
 
     public static $PAGE_IMPORT = 'import';
@@ -120,6 +122,10 @@ class Router
             return self::$PAGE_EDITLINK;
         }
 
+        if (isset($get['delete_link'])) {
+            return self::$PAGE_DELETELINK;
+        }
+
         if (startsWith($query, 'do='. self::$PAGE_EXPORT)) {
             return self::$PAGE_EXPORT;
         }