From f238bb73d1b1a0a69548eb8e1a5c7fec6f01bbf4 Mon Sep 17 00:00:00 2001
From: Tim Hunt <T.J.Hunt@open.ac.uk>
Date: Tue, 31 Jul 2012 18:29:39 +0100
Subject: [PATCH] MDL-32705 backup ui: add select all/none JavaScript on schema
 screens

---
 backup/util/ui/base_moodleform.class.php      |  3 +
 .../ui/yui/backupselectall/backupselectall.js | 80 +++++++++++++++++++
 2 files changed, 83 insertions(+)
 create mode 100644 backup/util/ui/yui/backupselectall/backupselectall.js

diff --git a/backup/util/ui/base_moodleform.class.php b/backup/util/ui/base_moodleform.class.php
index 3a72edcad2064..ce95e7a81d6f7 100644
--- a/backup/util/ui/base_moodleform.class.php
+++ b/backup/util/ui/base_moodleform.class.php
@@ -324,6 +324,9 @@ public function display() {
         $config->noLabel = get_string('confirmcancelno', 'backup');
         $PAGE->requires->yui_module('moodle-backup-confirmcancel', 'M.core_backup.watch_cancel_buttons', array($config));
 
+        $PAGE->requires->yui_module('moodle-backup-backupselectall', 'M.core_backup.select_all_init',
+                array(array('select' => get_string('select'), 'all' => get_string('all'), 'none' => get_string('none'))));
+
         parent::display();
     }
 
diff --git a/backup/util/ui/yui/backupselectall/backupselectall.js b/backup/util/ui/yui/backupselectall/backupselectall.js
new file mode 100644
index 0000000000000..9f05b7f4272b8
--- /dev/null
+++ b/backup/util/ui/yui/backupselectall/backupselectall.js
@@ -0,0 +1,80 @@
+YUI.add('moodle-backup-backupselectall', function(Y) {
+
+// Namespace for the backup
+M.core_backup = M.core_backup || {};
+
+/**
+ * Adds select all/none links to the top of the backup/restore/import schema page.
+ */
+M.core_backup.select_all_init = function(str) {
+    var formid = null;
+
+    var helper = function(e, check, type) {
+        e.preventDefault();
+
+        var len = type.length;
+        Y.all('input[type="checkbox"]').each(function(checkbox) {
+            var name = checkbox.get('name');
+            if (name.substring(name.length - len) == type) {
+                checkbox.set('checked', check);
+            }
+        });
+
+        // At this point, we really need to persuade the form we are part of to
+        // update all of its disabledIf rules. However, as far as I can see,
+        // given the way that lib/form/form.js is written, that is impossible.
+        if (formid && M.form) {
+            M.form.updateFormState(formid);
+        }
+    };
+
+    var html_generator = function(classname, idtype) {
+        return '<div class="' + classname + '">' +
+                    '<div class="fitem fitem_fcheckbox">' +
+                        '<div class="fitemtitle">' + str.select + '</div>' +
+                        '<div class="felement">' +
+                            '<a id="backup-all-' + idtype + '" href="#">' + str.all + '</a> / ' +
+                            '<a id="backup-none-' + idtype + '" href="#">' + str.none + '</a>' +
+                        '</div>' +
+                    '</div>' +
+                '</div>';
+    };
+
+    var firstsection = Y.one('fieldset#coursesettings .fcontainer.clearfix .grouped_settings.section_level');
+    if (!firstsection) {
+        // This is not a relevant page.
+        return;
+    }
+    if (!firstsection.one('.felement.fcheckbox')) {
+        // No checkboxes.
+        return;
+    }
+
+    formid = firstsection.ancestor('form').getAttribute('id');
+
+    var withuserdata = false;
+    Y.all('input[type="checkbox"]').each(function(checkbox) {
+        var name = checkbox.get('name');
+        if (name.substring(name.length - 9) == '_userdata') {
+            withuserdata = '_userdata';
+        } else if (name.substring(name.length - 9) == '_userinfo') {
+            withuserdata = '_userinfo';
+        }
+    });
+
+    var html = html_generator('include_setting section_level', 'included');
+    if (withuserdata) {
+        html += html_generator('normal_setting', 'userdata');
+    }
+    var links = Y.Node.create('<div class="grouped_settings section_level">' + html + '</div>');
+    firstsection.insert(links, 'before');
+
+    Y.one('#backup-all-included').on('click',  function(e) { helper(e, true,  '_included'); });
+    Y.one('#backup-none-included').on('click', function(e) { helper(e, false, '_included'); });
+    if (withuserdata) {
+        Y.one('#backup-all-userdata').on('click',  function(e) { helper(e, true,  withuserdata); });
+        Y.one('#backup-none-userdata').on('click', function(e) { helper(e, false, withuserdata); });
+    }
+}
+
+}, '@VERSION@', {'requires':['base','node','event', 'node-event-simulate']});