From e0bc5e67f0be025aa54fbac3d25065b4b8c00f40 Mon Sep 17 00:00:00 2001
From: root <root@lalalizard.com>
Date: Mon, 26 Nov 2012 12:06:35 -0500
Subject: www/ folder

---
 www/static/admin/js/prepopulate.js | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100755 www/static/admin/js/prepopulate.js

(limited to 'www/static/admin/js/prepopulate.js')

diff --git a/www/static/admin/js/prepopulate.js b/www/static/admin/js/prepopulate.js
new file mode 100755
index 0000000..24f24f9
--- /dev/null
+++ b/www/static/admin/js/prepopulate.js
@@ -0,0 +1,34 @@
+(function($) {
+    $.fn.prepopulate = function(dependencies, maxLength) {
+        /*
+            Depends on urlify.js
+            Populates a selected field with the values of the dependent fields,
+            URLifies and shortens the string. 
+            dependencies - array of dependent fields id's 
+            maxLength - maximum length of the URLify'd string 
+        */
+        return this.each(function() {
+            var field = $(this);
+
+            field.data('_changed', false);
+            field.change(function() {
+                field.data('_changed', true);
+            });
+
+            var populate = function () {
+                // Bail if the fields value has changed
+                if (field.data('_changed') == true) return;
+ 
+                var values = [];
+                $.each(dependencies, function(i, field) {
+                  if ($(field).val().length > 0) {
+                      values.push($(field).val());
+                  }
+                })
+                field.val(URLify(values.join(' '), maxLength));
+            };
+
+            $(dependencies.join(',')).keyup(populate).change(populate).focus(populate);
+        });
+    };
+})(django.jQuery);
-- 
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