Add user role management functionality with CRUD operations and permissions handling

- Created user_role.php for viewing and editing user roles and their permissions.
- Implemented inline editing for role details and permissions.
- Added user_role_manage.php for creating and managing user roles.
- Introduced user_roles.php for listing all user roles with pagination and filtering options.
- Integrated API calls for fetching and updating role data and permissions.
- Enhanced user interface with success messages and navigation controls.

api/v2/get/user_role_assignments.php

@@ -0,0 +1,128 @@
+<?php
+defined($security_key) or exit;
+
+//------------------------------------------
+// User Role Assignments
+//------------------------------------------
+//Connect to DB
+$pdo = dbConnect($dbname);
+
+//------------------------------------------
+//NEW ARRAY
+//------------------------------------------
+$criterias = [];
+$clause = '';
+
+//------------------------------------------
+//Check for $_GET variables and build up clause
+//------------------------------------------
+if(isset($get_content) && $get_content!=''){
+    //GET VARIABLES FROM URL
+    $requests = explode("&", $get_content);
+    //Check for keys and values
+    foreach ($requests as $y){
+        $v = explode("=", $y);
+        //INCLUDE VARIABLES IN ARRAY
+        $criterias[$v[0]] = $v[1];
+        if ($v[0] == 'page' || $v[0] =='p' || $v[0] =='totals' || $v[0] =='success_msg'){
+            //do nothing
+        }
+        elseif ($v[0] == 'rowid') {
+            //build up search by ID
+            $clause .= ' AND ura.rowID = :'.$v[0];
+        }
+        elseif ($v[0] == 'role_id') {
+            //build up search by role_id
+            $clause .= ' AND ura.role_id = :'.$v[0];
+        }
+        elseif ($v[0] == 'user_id') {
+            //build up search by user_id
+            $clause .= ' AND ura.user_id = :'.$v[0];
+        }
+        elseif ($v[0] == 'status') {
+            //Update status based on status
+            $clause .= ' AND ura.is_active = :'.$v[0];
+        }
+        else {
+            //create clause
+            $clause .= ' AND ura.'.$v[0].' = :'.$v[0];
+        }
+    }
+}
+
+//Build WHERE clause
+$whereclause = '';
+if ($clause != ''){
+    $whereclause = 'WHERE '.substr($clause, 4);
+}
+
+if (isset($criterias['totals']) && $criterias['totals'] ==''){
+    //Request for total rows
+    $sql = 'SELECT count(*) as count FROM user_role_assignments ura '.$whereclause;
+}
+else {
+    //SQL with joined tables for names
+    $sql = 'SELECT ura.*,
+            u.username,
+            u.email,
+            r.name as role_name,
+            r.description as role_description
+            FROM user_role_assignments ura
+            LEFT JOIN users u ON ura.user_id = u.id
+            LEFT JOIN user_roles r ON ura.role_id = r.rowID
+            '.$whereclause.'
+            ORDER BY u.username ASC';
+}
+
+$stmt = $pdo->prepare($sql);
+
+//------------------------------------------
+//Bind to query
+//------------------------------------------
+if (!empty($criterias)){
+    foreach ($criterias as $key => $value){
+        $key_condition = ':'.$key;
+        if (str_contains($sql, $key_condition)){
+            if ($key == 'p'){
+                //Do nothing (bug)
+            }
+            else {
+                $stmt->bindValue($key, $value, PDO::PARAM_STR);
+            }
+        }
+    }
+}
+
+//------------------------------------------
+// Debuglog
+//------------------------------------------
+if (debug){
+    $message = $date.';'.$sql.';'.$username;
+    debuglog($message);
+}
+
+//------------------------------------------
+//Execute Query
+//------------------------------------------
+if(isset($criterias['totals']) && $criterias['totals']==''){
+    $stmt->execute();
+    $messages = $stmt->fetch();
+    $messages = $messages[0];
+}
+else {
+    //Execute Query
+    $stmt->execute();
+    //Get results
+    $messages = $stmt->fetchAll(PDO::FETCH_ASSOC);
+}
+
+//------------------------------------------
+//JSON_EnCODE
+//------------------------------------------
+$messages = json_encode($messages, JSON_UNESCAPED_UNICODE);
+//------------------------------------------
+//Send results
+//------------------------------------------
+echo $messages;
+
+?>