WIP: Add functions for the periodic export

main/inc/lib/course.lib.php

@@ -4909,6 +4909,31 @@ class CourseManager
         return $hotCourses;
     }
 
+    public function totalSubscribedUsersInCourses($urlId)
+    {
+        $table_course = Database::get_main_table(TABLE_MAIN_COURSE);
+        $table_course_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
+        $courseUsers = Database::get_main_table(TABLE_MAIN_COURSE_USER);
+
+        $urlId = (int) $urlId;
+
+        $sql = "SELECT count(cu.user_id) count 
+                FROM $courseUsers cu 
+                INNER JOIN $table_course_rel_access_url u 
+                ON cu.c_id = u.c_id                
+                WHERE
+                    relation_type <> ".COURSE_RELATION_TYPE_RRHH." AND
+                    u.access_url_id = $urlId AND 
+                    visibility <> ".COURSE_VISIBILITY_CLOSED." AND
+                    visibility <> ".COURSE_VISIBILITY_HIDDEN." 
+                     ";
+
+        $res = Database::query($sql);
+        $row = Database::fetch_array($res);
+
+        return $row['count'];
+    }
+
     /**
      * Get courses count.
      *

main/inc/lib/statistics.lib.php

@@ -164,6 +164,39 @@ class Statistics
         return $obj->number;
     }
 
+    /**
+     * @param string $startDate
+     * @param string $endDate
+     *
+     * @return array
+     */
+    public static function getCoursesWithActivity($startDate, $endDate)
+    {
+        $access_url_rel_course_table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
+        $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LASTACCESS);
+        $startDate = Database::escape_string($startDate);
+        $endDate = Database::escape_string($endDate);
+
+        $urlId = api_get_current_access_url_id();
+
+        if (api_is_multiple_url_enabled()) {
+            $sql = "SELECT DISTINCT(t.c_id) FROM $table t , $access_url_rel_course_table a
+                    WHERE
+                        t.c_id = a.c_id AND
+                        access_url_id='".$urlId."' AND
+                        access_date BETWEEN '$startDate' AND '$endDate'
+                    ";
+        } else {
+            $sql = "SELECT DISTINCT(t.c_id) FROM $table t
+                   access_date BETWEEN '$startDate' AND '$endDate' ";
+        }
+
+        $result = Database::query($sql);
+
+        return Database::store_result($result);
+    }
+
+
     /**
      * Count activities from track_e_default_table.
      *
@@ -626,6 +659,41 @@ class Statistics
         }
     }
 
+    public static function getLoginCount($startDate, $endDate)
+    {
+        $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
+        $access_url_rel_user_table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $urlId = api_get_current_access_url_id();
+        $table_url = '';
+        $where_url = '';
+        if (api_is_multiple_url_enabled()) {
+            $table_url = ", $access_url_rel_user_table";
+            $where_url = " AND login_user_id=user_id AND access_url_id='".$urlId."'";
+        }
+        $startDate = Database::escape_string($startDate);
+        $endDate = Database::escape_string($endDate);
+
+        $sql = "
+                SELECT count(logins) count FROM (
+                    SELECT count(login_user_id) AS logins
+                    FROM $table $table_url 
+                    WHERE 
+                    login_date BETWEEN '$startDate' AND '$endDate'  
+                    $where_url 
+                    GROUP BY login_user_id
+                ) as t
+                ";
+
+        $res = Database::query($sql);
+        $totalLogin = 0;
+        $row = Database::fetch_array($res, 'ASSOC');
+        if ($row) {
+            $totalLogin = $row['count'];
+        }
+
+        return $totalLogin;
+    }
+
     /**
      * get the number of recent logins.
      *