Merge branch 'wip-mdl-37329-new' of git://github.com/rajeshtaneja/moodle

[moodle.git] / lib / navigationlib.php

diff --git a/lib/navigationlib.php b/lib/navigationlib.php
index f350701..521a2fb 100644 (file)
--- a/lib/navigationlib.php
+++ b/lib/navigationlib.php
@@ -57,6 +57,8 @@ class navigation_node implements renderable {
     const TYPE_SYSTEM =     1;
     /** @var int Category node type 10 */
     const TYPE_CATEGORY =   10;
+    /** var int Category displayed in MyHome navigation node */
+    const TYPE_MY_CATEGORY = 11;
     /** @var int Course node type 20 */
     const TYPE_COURSE =     20;
     /** @var int Course Structure node type 30 */
@@ -322,7 +324,7 @@ class navigation_node implements renderable {
         // If added node is a category node or the user is logged in and it's a course
         // then mark added node as a branch (makes it expandable by AJAX)
         $type = $childnode->type;
-        if (($type==self::TYPE_CATEGORY) || (isloggedin() && $type==self::TYPE_COURSE)) {
+        if (($type == self::TYPE_CATEGORY) || (isloggedin() && ($type == self::TYPE_COURSE)) || ($type == self::TYPE_MY_CATEGORY)) {
             $node->nodetype = self::NODETYPE_BRANCH;
         }
         // If this node is hidden mark it's children as hidden also
@@ -1515,7 +1517,7 @@ class global_navigation extends navigation_node {
             }
             $coursecount = count($this->addedcategories[$category]->children->type(self::TYPE_COURSE));
         } else if ($category instanceof navigation_node) {
-            if ($category->type != self::TYPE_CATEGORY) {
+            if (($category->type != self::TYPE_CATEGORY) || ($category->type != self::TYPE_MY_CATEGORY)) {
                 return false;
             }
             $coursecount = count($category->children->type(self::TYPE_COURSE));
@@ -1684,17 +1686,19 @@ class global_navigation extends navigation_node {
     /**
      * Adds a structured category to the navigation in the correct order/place
      *
-     * @param stdClass $category
-     * @param navigation_node $parent
+     * @param stdClass $category category to be added in navigation.
+     * @param navigation_node $parent parent navigation node
+     * @param int $nodetype type of node, if category is under MyHome then it's TYPE_MY_CATEGORY
+     * @return void.
      */
-    protected function add_category(stdClass $category, navigation_node $parent) {
+    protected function add_category(stdClass $category, navigation_node $parent, $nodetype = self::TYPE_CATEGORY) {
         if (array_key_exists($category->id, $this->addedcategories)) {
             return;
         }
         $url = new moodle_url('/course/category.php', array('id' => $category->id));
         $context = context_coursecat::instance($category->id);
         $categoryname = format_string($category->name, true, array('context' => $context));
-        $categorynode = $parent->add($categoryname, $url, self::TYPE_CATEGORY, $categoryname, $category->id);
+        $categorynode = $parent->add($categoryname, $url, $nodetype, $categoryname, $category->id);
         if (empty($category->visible)) {
             if (has_capability('moodle/category:viewhiddencategories', get_system_context())) {
                 $categorynode->hidden = true;
@@ -2318,7 +2322,7 @@ class global_navigation extends navigation_node {
             $parent = $this->rootnodes['currentcourse'];
             $url = new moodle_url('/course/view.php', array('id'=>$course->id));
         } else if ($coursetype == self::COURSE_MY && !$forcegeneric) {
-            if (!empty($CFG->navshowmycoursecategories) && ($parent = $this->rootnodes['mycourses']->find($course->category, self::TYPE_CATEGORY))) {
+            if (!empty($CFG->navshowmycoursecategories) && ($parent = $this->rootnodes['mycourses']->find($course->category, self::TYPE_MY_CATEGORY))) {
                 // Nothing to do here the above statement set $parent to the category within mycourses.
             } else {
                 $parent = $this->rootnodes['mycourses'];
@@ -2625,6 +2629,9 @@ class global_navigation_for_ajax extends global_navigation {
             case self::TYPE_CATEGORY :
                 $this->load_category($this->instanceid);
                 break;
+            case self::TYPE_MY_CATEGORY :
+                $this->load_category($this->instanceid, self::TYPE_MY_CATEGORY);
+                break;
             case self::TYPE_COURSE :
                 $course = $DB->get_record('course', array('id' => $this->instanceid), '*', MUST_EXIST);
                 require_course_login($course, true, null, false, true);
@@ -2703,7 +2710,7 @@ class global_navigation_for_ajax extends global_navigation {
             list($sql, $params) = $DB->get_in_or_equal($categoryids);
             $categories = $DB->get_recordset_select('course_categories', 'id '.$sql.' AND parent = 0', $params, 'sortorder, id');
             foreach ($categories as $category) {
-                $this->add_category($category, $this->rootnodes['mycourses']);
+                $this->add_category($category, $this->rootnodes['mycourses'], self::TYPE_MY_CATEGORY);
             }
             $categories->close();
         } else {
@@ -2729,9 +2736,11 @@ class global_navigation_for_ajax extends global_navigation {
      * request that.
      *
      * @global moodle_database $DB
-     * @param int $categoryid
+     * @param int $categoryid id of category to load in navigation.
+     * @param int $nodetype type of node, if category is under MyHome then it's TYPE_MY_CATEGORY
+     * @return void.
      */
-    protected function load_category($categoryid) {
+    protected function load_category($categoryid, $nodetype = self::TYPE_CATEGORY) {
         global $CFG, $DB;
 
         $limit = 20;
@@ -2753,7 +2762,7 @@ class global_navigation_for_ajax extends global_navigation {
         foreach ($categories as $category) {
             context_helper::preload_from_record($category);
             if ($category->id == $categoryid) {
-                $this->add_category($category, $this);
+                $this->add_category($category, $this, $nodetype);
                 $basecategory = $this->addedcategories[$category->id];
             } else {
                 $subcategories[] = $category;
@@ -2763,15 +2772,23 @@ class global_navigation_for_ajax extends global_navigation {
 
         if (!is_null($basecategory)) {
             foreach ($subcategories as $category) {
-                $this->add_category($category, $basecategory);
+                $this->add_category($category, $basecategory, $nodetype);
             }
         }
 
-        $courses = $DB->get_recordset('course', array('category' => $categoryid), 'sortorder', '*' , 0, $limit);
-        foreach ($courses as $course) {
-            $this->add_course($course);
+        // If category is shown in MyHome then only show enrolled courses, else show all courses.
+        if ($nodetype === self::TYPE_MY_CATEGORY) {
+            $courses = enrol_get_my_courses();
+            foreach ($courses as $course) {
+                $this->add_course($course, true, self::COURSE_MY);
+            }
+        } else {
+            $courses = $DB->get_recordset('course', array('category' => $categoryid), 'sortorder', '*' , 0, $limit);
+            foreach ($courses as $course) {
+                $this->add_course($course);
+            }
+            $courses->close();
         }
-        $courses->close();
     }
 
     /**
@@ -4279,6 +4296,7 @@ class navigation_json {
         }
         $attributes['hidden'] = ($child->hidden);
         $attributes['haschildren'] = ($child->children->count()>0 || $child->type == navigation_node::TYPE_CATEGORY);
+        $attributes['haschildren'] = $attributes['haschildren'] || $child->type == navigation_node::TYPE_MY_CATEGORY;
 
         if ($child->children->count() > 0) {
             $attributes['children'] = array();