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/post/user_roles.php

@@ -0,0 +1,123 @@
+<?php
+defined($security_key) or exit;
+
+//------------------------------------------
+// User Roles
+//------------------------------------------
+//Connect to DB
+$pdo = dbConnect($dbname);
+
+//CONTENT FROM API (POST)
+$post_content = json_decode($input,true);
+
+//SET PARAMETERS FOR QUERY
+$id = $post_content['rowID'] ?? '';
+$command = ($id == '')? 'insert' : 'update';
+if (isset($post_content['delete'])){$command = 'delete';}
+$date = date('Y-m-d H:i:s');
+
+//CREATE EMPTY STRINGS
+$clause = '';
+$clause_insert ='';
+$input_insert = '';
+$execute_input = [];
+$criterias = [];
+
+//ADD STANDARD PARAMETERS TO ARRAY BASED ON INSERT OR UPDATE
+if ($command == 'update'){
+    $post_content['updatedby'] = $username;
+    $post_content['updated'] = $date;
+}
+elseif ($command == 'insert'){
+    $post_content['created'] = $date;
+    $post_content['createdby'] = $username;
+}
+
+//CREAT NEW ARRAY AND MAP TO CLAUSE
+if(isset($post_content) && $post_content!=''){
+    foreach ($post_content as $key => $var){
+        if ($key == 'submit' || $key == 'rowID' || $key == 'permissions' || str_contains($key, 'old_')){
+            //do nothing
+        }
+        else {
+            $criterias[$key] = $var;
+            $clause .= ' , '.$key.' = ?';
+            $clause_insert .= ' , '.$key.'';
+            $input_insert .= ', ?';
+            $execute_input[]= $var;
+        }
+    }
+}
+
+//CLEAN UP INPUT
+$clause = substr($clause, 2);
+$clause_insert = substr($clause_insert, 2);
+$input_insert = substr($input_insert, 1);
+
+//QUERY AND VERIFY ALLOWED
+if ($command == 'update' && isAllowed('user_role_manage',$profile,$permission,'U') === 1){
+    $sql = 'UPDATE user_roles SET '.$clause.' WHERE rowID = ?';
+    $execute_input[] = $id;
+    $stmt = $pdo->prepare($sql);
+    $stmt->execute($execute_input);
+
+    //Handle permissions update
+    if (isset($post_content['permissions'])){
+        //First delete all existing permissions for this role
+        $stmt = $pdo->prepare('DELETE FROM role_access_permissions WHERE role_id = ?');
+        $stmt->execute([$id]);
+
+        //Insert new permissions
+        foreach ($post_content['permissions'] as $access_id => $perms){
+            $can_create = isset($perms['can_create']) ? 1 : 0;
+            $can_read = isset($perms['can_read']) ? 1 : 0;
+            $can_update = isset($perms['can_update']) ? 1 : 0;
+            $can_delete = isset($perms['can_delete']) ? 1 : 0;
+
+            //Only insert if at least one permission is set
+            if ($can_create || $can_read || $can_update || $can_delete){
+                $stmt = $pdo->prepare('INSERT INTO role_access_permissions (role_id, access_id, can_create, can_read, can_update, can_delete, created, createdby) VALUES (?, ?, ?, ?, ?, ?, ?, ?)');
+                $stmt->execute([$id, $access_id, $can_create, $can_read, $can_update, $can_delete, $date, $userkey]);
+            }
+        }
+    }
+}
+elseif ($command == 'insert' && isAllowed('user_role_manage',$profile,$permission,'C') === 1){
+    $sql = 'INSERT INTO user_roles ('.$clause_insert.') VALUES ('.$input_insert.')';
+    $stmt = $pdo->prepare($sql);
+    $stmt->execute($execute_input);
+
+    //Get the new role ID
+    $new_role_id = $pdo->lastInsertId();
+
+    //Handle permissions for new role
+    if (isset($post_content['permissions'])){
+        foreach ($post_content['permissions'] as $access_id => $perms){
+            $can_create = isset($perms['can_create']) ? 1 : 0;
+            $can_read = isset($perms['can_read']) ? 1 : 0;
+            $can_update = isset($perms['can_update']) ? 1 : 0;
+            $can_delete = isset($perms['can_delete']) ? 1 : 0;
+
+            //Only insert if at least one permission is set
+            if ($can_create || $can_read || $can_update || $can_delete){
+                $stmt = $pdo->prepare('INSERT INTO role_access_permissions (role_id, access_id, can_create, can_read, can_update, can_delete, created, createdby) VALUES (?, ?, ?, ?, ?, ?, ?, ?)');
+                $stmt->execute([$new_role_id, $access_id, $can_create, $can_read, $can_update, $can_delete, $date, $userkey]);
+            }
+        }
+    }
+}
+elseif ($command == 'delete' && isAllowed('user_role_manage',$profile,$permission,'D') === 1){
+    //Delete role permissions first (foreign key constraint)
+    $stmt = $pdo->prepare('DELETE FROM role_access_permissions WHERE role_id = ?');
+    $stmt->execute([$id]);
+
+    //Delete user role assignments
+    $stmt = $pdo->prepare('DELETE FROM user_role_assignments WHERE role_id = ?');
+    $stmt->execute([$id]);
+
+    //Delete role
+    $stmt = $pdo->prepare('DELETE FROM user_roles WHERE rowID = ?');
+    $stmt->execute([$id]);
+}
+
+?>