From 8356e6cff8e7c2e6c2448ece0128605e16ae8691 Mon Sep 17 00:00:00 2001
From: Tim Hunt <T.J.Hunt@open.ac.uk>
Date: Fri, 17 Jun 2011 18:30:55 +0100
Subject: [PATCH 1/2] MDL-26199 keep track of the current category when
 switching pages in the question bank.

---
 lib/questionlib.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/questionlib.php b/lib/questionlib.php
index b1133e4cc82..5c7d89f42be 100644
--- a/lib/questionlib.php
+++ b/lib/questionlib.php
@@ -1434,6 +1434,10 @@ function question_extend_settings_navigation(navigation_node $navigationnode, $c
         return;
     }
 
+    if (($cat = $PAGE->url->param('cat')) && preg_match('~\d+,\d+~', $cat)) {
+        $params['cat'] = $cat;
+    }
+
     $questionnode = $navigationnode->add(get_string('questionbank', 'question'),
             new moodle_url('/question/edit.php', $params), navigation_node::TYPE_CONTAINER);
 

From f19ed874ee0866e6b78f03e6897233182f030c28 Mon Sep 17 00:00:00 2001
From: Tim Hunt <T.J.Hunt@open.ac.uk>
Date: Fri, 17 Jun 2011 18:31:22 +0100
Subject: [PATCH 2/2] MDL-26199 further changes needed to make the question
 bank navigation behave.

---
 question/editlib.php | 15 +++++++--------
 question/export.php  |  7 +------
 question/import.php  |  2 +-
 3 files changed, 9 insertions(+), 15 deletions(-)

diff --git a/question/editlib.php b/question/editlib.php
index 9848e870a32..afb8891bc0d 100644
--- a/question/editlib.php
+++ b/question/editlib.php
@@ -1595,9 +1595,6 @@ function question_edit_setup($edittab, $baseurl, $requirecmid = false, $requirec
             $thiscontext = null;
         }
     }
-    if (strpos($baseurl, '/question/') === 0) {
-        navigation_node::override_active_url($thispageurl);
-    }
 
     if ($thiscontext){
         $contexts = new question_edit_contexts($thiscontext);
@@ -1607,16 +1604,14 @@ function question_edit_setup($edittab, $baseurl, $requirecmid = false, $requirec
         $contexts = null;
     }
 
-
-
     $pagevars['qpage'] = optional_param('qpage', -1, PARAM_INT);
 
     //pass 'cat' from page to page and when 'category' comes from a drop down menu
     //then we also reset the qpage so we go to page 1 of
     //a new cat.
-    $pagevars['cat'] = optional_param('cat', 0, PARAM_SEQUENCE);// if empty will be set up later
-    if  ($category = optional_param('category', 0, PARAM_SEQUENCE)){
-        if ($pagevars['cat'] != $category){ // is this a move to a new category?
+    $pagevars['cat'] = optional_param('cat', 0, PARAM_SEQUENCE); // if empty will be set up later
+    if ($category = optional_param('category', 0, PARAM_SEQUENCE)) {
+        if ($pagevars['cat'] != $category) { // is this a move to a new category?
             $pagevars['cat'] = $category;
             $pagevars['qpage'] = 0;
         }
@@ -1624,6 +1619,10 @@ function question_edit_setup($edittab, $baseurl, $requirecmid = false, $requirec
     if ($pagevars['cat']){
         $thispageurl->param('cat', $pagevars['cat']);
     }
+    if (strpos($baseurl, '/question/') === 0) {
+        navigation_node::override_active_url($thispageurl);
+    }
+
     if ($pagevars['qpage'] > -1) {
         $thispageurl->param('qpage', $pagevars['qpage']);
     } else {
diff --git a/question/export.php b/question/export.php
index 16000f7f177..dec240ae354 100644
--- a/question/export.php
+++ b/question/export.php
@@ -36,16 +36,11 @@ list($thispageurl, $contexts, $cmid, $cm, $module, $pagevars) =
 // get display strings
 $strexportquestions = get_string('exportquestions', 'question');
 
-// make sure we are using the user's most recent category choice
-if (empty($categoryid)) {
-    $categoryid = $pagevars['cat'];
-}
-
 list($catid, $catcontext) = explode(',', $pagevars['cat']);
 $category = $DB->get_record('question_categories', array("id" => $catid, 'contextid' => $catcontext), '*', MUST_EXIST);
 
 /// Header
-$PAGE->set_url($thispageurl->out());
+$PAGE->set_url($thispageurl);
 $PAGE->set_title($strexportquestions);
 $PAGE->set_heading($COURSE->fullname);
 echo $OUTPUT->header();
diff --git a/question/import.php b/question/import.php
index 56e889268c1..444d32fd169 100644
--- a/question/import.php
+++ b/question/import.php
@@ -60,7 +60,7 @@ if ($contexts === null) { // need to get the course from the chosen category
     $contexts->require_one_edit_tab_cap($edittab);
 }
 
-$PAGE->set_url($thispageurl->out());
+$PAGE->set_url($thispageurl);
 
 $import_form = new question_import_form($thispageurl, array('contexts'=>$contexts->having_one_edit_tab_cap('import'),
                                                     'defaultcategory'=>$pagevars['cat']));