Add pagination in who is online session

507e2369b0 (commitcomment-28898664)

whoisonlinesession.php

@@ -16,7 +16,6 @@ if (empty($userId)) {
 }
 
 $sessionId = api_get_session_id();
-
 if (empty($sessionId)) {
     api_not_allowed(true);
 }
@@ -29,49 +28,60 @@ if (!$allow) {
     api_not_allowed(true);
 }
 
+$maxNumberItems = 20;
 $sessionInfo = api_get_session_info($sessionId);
 
 Display::display_header(get_lang('UsersOnLineList'));
 echo Display::page_header($sessionInfo['name']);
-?>
-<br />
-<table class="data_table">
-    <tr>
-        <th>
-            <?php echo get_lang('Name'); ?>
-        </th>
-        <th>
-            <?php echo get_lang('InCourse'); ?>
-        </th>
-        <th>
-            <?php echo get_lang('Chat'); ?>
-        </th>
-    </tr>
-<?php
 
-if (empty($time_limit)) {
-    $time_limit = api_get_setting('time_limit_whosonline');
-} else {
-    $time_limit = 60;
-}
+function getUsers(
+    $from,
+    $numberItems,
+    $column,
+    $direction,
+    $getCount = false
+) {
+    $sessionId = api_get_session_id();
+    $from = (int) $from;
+    $numberItems = (int) $numberItems;
+
+    $urlCondition = '';
+    $urlJoin = '';
+    if (api_is_multiple_url_enabled()) {
+        $accessUrlUser = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $urlId = api_get_current_access_url_id();
+        $urlJoin = " INNER JOIN $accessUrlUser a ON (a.user_id = user.id) ";
+        $urlCondition = " AND a.access_url_id = $urlId ";
+    }
 
-$urlCondition = '';
-$urlJoin = '';
-if (api_is_multiple_url_enabled()) {
-    $accessUrlUser = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
-    $urlId = api_get_current_access_url_id();
-    $urlJoin = " INNER JOIN $accessUrlUser a ON (a.user_id = user.id) ";
-    $urlCondition = " AND a.access_url_id = $urlId ";
-}
+    if (empty($time_limit)) {
+        $time_limit = api_get_setting('time_limit_whosonline');
+    } else {
+        $time_limit = 60;
+    }
 
-$online_time = time() - $time_limit * 60;
-$current_date = api_get_utc_datetime($online_time);
-$studentsOnline = [];
+    $online_time = time() - $time_limit * 60;
+    $current_date = api_get_utc_datetime($online_time);
 
-$sql = "SELECT DISTINCT last_access.login_user_id,
-            last_access.login_date,
-            last_access.c_id,
-            last_access.session_id
+    if ($getCount) {
+        $sql = "SELECT 
+            count(DISTINCT last_access.login_user_id) count
+            FROM ".Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE)." AS last_access
+            INNER JOIN ".Database::get_main_table(TABLE_MAIN_USER)." AS user
+            ON user.id = last_access.login_user_id
+            $urlJoin
+        WHERE 
+            session_id ='".$sessionId."' AND 
+            login_date >= '$current_date'
+            $urlCondition";
+        $result = Database::query($sql);
+        $result = Database::fetch_array($result);
+        return $result['count'];
+    }
+
+    $sql = "SELECT DISTINCT 
+            last_access.login_user_id,
+            last_access.c_id
         FROM ".Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE)." AS last_access
         INNER JOIN ".Database::get_main_table(TABLE_MAIN_USER)." AS user
         ON user.id = last_access.login_user_id
@@ -80,53 +90,58 @@ $sql = "SELECT DISTINCT last_access.login_user_id,
             session_id ='".$sessionId."' AND 
             login_date >= '$current_date'
             $urlCondition            
-        GROUP BY login_user_id";
+        GROUP BY login_user_id
+        LIMIT $from, $numberItems";
 
-$result = Database::query($sql);
-while ($user_list = Database::fetch_array($result)) {
-    $studentsOnline[$user_list['login_user_id']] = $user_list;
+    $studentsOnline = [];
+    $result = Database::query($sql);
+    while ($user_list = Database::fetch_array($result)) {
+        $studentsOnline[$user_list['login_user_id']] = $user_list;
+    }
+    return $studentsOnline;
 }
 
-if (count($studentsOnline) > 0) {
-    foreach ($studentsOnline as $student_online) {
-        $userInfo = api_get_user_info($student_online['login_user_id']);
-        if (empty($userInfo)) {
-            continue;
-        }
-
-        echo "<tr>
-                <td>
-            ";
-        echo $userInfo['complete_name_with_message_link'];
-        echo "	</td>
-                <td>
-             ";
-        $courseInfo = api_get_course_info_by_id($student_online['c_id']);
-        echo Display::url(
-            $courseInfo['title'],
-            $courseInfo['course_public_url'].'?id_session='.$student_online['session_id'],
-            ['target' => '_blank']
-        );
-        echo "	</td>";
-        echo "<td>";
-        echo '<a 
-                target="_blank" 
-                href="main/chat/chat.php?cidReq='.$courseInfo['code'].'&id_session='.$student_online['session_id'].'"> -> </a>';
-        echo "	</td>
-            </tr>
-             ";
-    }
-} else {
-    echo '	<tr>
-                <td colspan="4">
-                    '.get_lang('NoOnlineStudents').'
-                </td>
-            </tr>
-         ';
+function getCountUsers()
+{
+    return getUsers(0, 0, 0, 0, true);
 }
 
-?>
-</table>
-<?php
+$table = new SortableTable(
+    'users',
+    'getCountUsers',
+    'getUsers',
+    '1',
+    $maxNumberItems
+);
+$table->set_header(0, get_lang('Name'), false);
+$table->set_header(1, get_lang('InCourse'), false);
+
+$table->set_column_filter(0, 'user_filter');
+$table->set_column_filter(1, 'course_filter');
+$table->display();
+
+function user_filter($userId, $urlParams, $row)
+{
+    $userInfo = api_get_user_info($userId);
+
+    return $userInfo['complete_name_with_message_link'];
+}
+
+function course_filter($courseId, $urlParams, $row)
+{
+    $sessionId = api_get_session_id();
+    $courseInfo = api_get_course_info_by_id($courseId);
+    return Display::url(
+        $courseInfo['title'],
+        $courseInfo['course_public_url'].'?id_session='.$sessionId,
+        ['target' => '_blank']
+    ).
+    '&nbsp;'.
+    Display::url(
+        get_lang('Chat'),
+        'main/chat/chat.php?cidReq='.$courseInfo['code'].'&id_session='.$sessionId,
+        ['target' => '_blank', 'class' => 'btn btn-primary']
+    );
+}
 
 Display::display_footer();