MDL-30179 gradereport_user: Add ability to view report as other user

grade/report/user/index.php

@@ -29,9 +29,16 @@
 
 $courseid = required_param('id', PARAM_INT);
 $userid   = optional_param('userid', $USER->id, PARAM_INT);
+$userview = optional_param('userview', 0, PARAM_INT);
 
 $PAGE->set_url(new moodle_url('/grade/report/user/index.php', array('id'=>$courseid)));
 
+if ($userview == 0) {
+    $userview = get_user_preferences('gradereport_user_view_user', GRADE_REPORT_USER_VIEW_USER);
+} else {
+    set_user_preference('gradereport_user_view_user', $userview);
+}
+
 /// basic access checks
 if (!$course = $DB->get_record('course', array('id' => $courseid))) {
     print_error('nocourseid');
@@ -103,6 +110,15 @@
     $defaultgradeshowactiveenrol = !empty($CFG->grade_report_showonlyactiveenrol);
     $showonlyactiveenrol = get_user_preferences('grade_report_showonlyactiveenrol', $defaultgradeshowactiveenrol);
     $showonlyactiveenrol = $showonlyactiveenrol || !has_capability('moodle/course:viewsuspendedusers', $context);
+
+    $renderer = $PAGE->get_renderer('gradereport_user');
+
+    if ($userview == GRADE_REPORT_USER_VIEW_USER) {
+        $viewasuser = true;
+    } else {
+        $viewasuser = false;
+    }
+
     if (empty($userid)) {
         $gui = new graded_users_iterator($course, null, $currentgroup);
         $gui->require_active_enrolment($showonlyactiveenrol);
@@ -112,13 +128,14 @@
         groups_print_course_menu($course, $gpr->get_return_url('index.php?id='.$courseid, array('userid'=>0)));
 
         if ($user_selector) {
-            $renderer = $PAGE->get_renderer('gradereport_user');
             echo $renderer->graded_users_selector('user', $course, $userid, $currentgroup, true);
         }
 
+        echo $renderer->view_user_selector($userid, $userview);
+
         while ($userdata = $gui->next_user()) {
             $user = $userdata->user;
-            $report = new grade_report_user($courseid, $gpr, $context, $user->id);
+            $report = new grade_report_user($courseid, $gpr, $context, $user->id, $viewasuser);
 
             $studentnamelink = html_writer::link(new moodle_url('/user/view.php', array('id' => $report->user->id, 'course' => $courseid)), fullname($report->user));
             echo $OUTPUT->heading(get_string('pluginname', 'gradereport_user') . ' - ' . $studentnamelink);
@@ -130,7 +147,7 @@
         }
         $gui->close();
     } else { // Only show one user's report
-        $report = new grade_report_user($courseid, $gpr, $context, $userid);
+        $report = new grade_report_user($courseid, $gpr, $context, $userid, $viewasuser);
 
         $studentnamelink = html_writer::link(new moodle_url('/user/view.php', array('id' => $report->user->id, 'course' => $courseid)), fullname($report->user));
         print_grade_page_head($courseid, 'report', 'user', get_string('pluginname', 'gradereport_user') . ' - ' . $studentnamelink,
@@ -139,11 +156,12 @@
         groups_print_course_menu($course, $gpr->get_return_url('index.php?id='.$courseid, array('userid'=>0)));
 
         if ($user_selector) {
-            $renderer = $PAGE->get_renderer('gradereport_user');
             $showallusersoptions = true;
             echo $renderer->graded_users_selector('user', $course, $userid, $currentgroup, $showallusersoptions);
         }
 
+        echo $renderer->view_user_selector($userid, $userview);
+
         if ($currentgroup and !groups_is_member($currentgroup, $userid)) {
             echo $OUTPUT->notification(get_string('groupusernotmember', 'error'));
         } else {

grade/report/user/lang/en/gradereport_user.php

@@ -25,4 +25,7 @@
 $string['eventgradereportviewed'] = 'Grade user report viewed';
 $string['pluginname'] = 'User report';
 $string['user:view'] = 'View your own grade report';
+$string['myself'] = 'Myself';
+$string['otheruser'] = 'User';
 $string['tablesummary'] = 'The table is arranged as a list of graded items including categories of graded items. When items are in a category they will be indicated as such.';
+$string['viewas'] = 'View report as';

grade/report/user/lib.php

@@ -30,6 +30,9 @@
 define("GRADE_REPORT_USER_HIDE_UNTIL", 1);
 define("GRADE_REPORT_USER_SHOW_HIDDEN", 2);
 
+define("GRADE_REPORT_USER_VIEW_SELF", 1);
+define("GRADE_REPORT_USER_VIEW_USER", 2);
+
 /**
  * Class providing an API for the user report building and displaying.
  * @uses grade_report

grade/report/user/renderer.php

@@ -43,4 +43,29 @@ public function graded_users_selector($report, $course, $userid, $groupid, $incl
         return $output;
     }
 
+    /**
+     * Creates and renders the single select box for the user view.
+     *
+     * @param int $userid The selected userid
+     * @param int $userview The current view user setting constant
+     * @return string
+     */
+    public function view_user_selector($userid, $userview) {
+        global $PAGE, $USER;
+        $url = $PAGE->url;
+        if ($userid != $USER->id) {
+            $url->param('userid', $userid);
+        }
+
+        $options = array(GRADE_REPORT_USER_VIEW_USER => get_string('otheruser', 'gradereport_user'),
+                GRADE_REPORT_USER_VIEW_SELF => get_string('myself', 'gradereport_user'));
+        $select = new single_select($url, 'userview', $options, $userview, null);
+
+        $select->label = get_string('viewas', 'gradereport_user');
+
+        $output = html_writer::tag('div', $this->output->render($select), array('class' => 'view_users_selector'));
+
+        return $output;
+    }
+
 }

grade/report/user/styles.css

@@ -3,7 +3,14 @@
     margin-bottom: 5px;
 }
 
-.path-grade-report-user #graded_users_selector .singleselect label {
+.path-grade-report-user .view_users_selector {
+    clear: both;
+    float: right;
+    margin-bottom: 5px;
+}
+
+.path-grade-report-user #graded_users_selector .singleselect label,
+.path-grade-report-user .view_users_selector .singleselect label {
     display: inline-block;
 }