Amal_Udjir/app/Http/Controllers/PHP/Student/WelcomeController.php

<?php

namespace App\Http\Controllers\PHP\Student;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Facades\File;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Session;
use Illuminate\Support\Facades\DB;
use App\Models\PHP\TaskSubmission;
use App\Models\PHP\UserCheck;

class WelcomeController extends Controller
{
   
    function result_add(){
        $a = 2; 
        $b = 3; 
        echo $result = $a * $b;

    }


    function result_test(){
      
        $uname = DB::select("SELECT * FROM users
        WHERE name COLLATE utf8mb4_general_ci IN (SELECT userid FROM php_user_submits) "); 
        
        if (!empty($uname)) {
            $firstUser = reset($uname); // Get the first element of the array
            $sess_name = isset($firstUser->name) ? $firstUser->name : ''; // Access the 'name' property of the first user
        } 
       
         
            $task = DB::table('php_submits_submission')->where('username', "$sess_name")->first();
            $username = $task->username;
            $userfile = $task->userfile;
            $ket = htmlspecialchars($task->ket);
            $sql = DB::select("SELECT
                    * 
                FROM
                    php_submits_submission a
                    LEFT JOIN php_testing_rule b ON a.testing_type = b.testing_name
                WHERE
                    a.username COLLATE utf8mb4_general_ci = '$username' 
                ORDER BY
                    a.id DESC 
                LIMIT 1;

            ");
            $row = $sql[0];
            $html2 = htmlspecialchars($row->ket);
            $test = str_replace(array("\r\n","\r","\n"," "),"",$html2);
            $result_content2 = str_replace(array("\r\n","\r"," "),"", $test);
           
           
            
           /* $actual = storage_path("app/private/{$username}/{$userfile}");
            $php_output = shell_exec("PHP $actual 2>&1");
            $test = str_replace(array("\r\n","\r","\n"," "),"",highlight_string($php_output));
            */
            return view('php.student.task.result_submssion_task',[
             'result_up' => $html2,
         ]);
        
      // echo "$value == $sess_name";   
        
    }
    function result_test_output(){
        $uname = DB::select("SELECT * FROM users
        WHERE name COLLATE utf8mb4_general_ci IN (SELECT userid FROM php_user_submits) "); 
        
        if (!empty($uname)) {
            $firstUser = reset($uname); // Get the first element of the array
            $sess_name = isset($firstUser->name) ? $firstUser->name : ''; // Access the 'name' property of the first user
        } 
       
         
            $task = DB::table('php_submits_submission')->where('username', "$sess_name")->first();
            $username = $task->username;
            
            $sql = DB::select("SELECT
                    * 
                FROM
                    php_submits_submission a
                    LEFT JOIN php_testing_rule b ON a.testing_type = b.testing_name
                WHERE
                    a.username COLLATE utf8mb4_general_ci = '$username' 
                ORDER BY
                    a.id DESC 
                LIMIT 1;

            ");
            $row = $sql[0];
            $userfile = $row->userfile;
            $ket = htmlspecialchars($row->ket);
            $html2 = htmlspecialchars($row->output);
            $test = str_replace(array("\r\n","\r","\n"," "),"",$html2);
            $result_content2 = str_replace(array("\r\n","\r"," "),"", $test);
          
            $studentFile = storage_path("app/public/uploads/$username/$userfile");
            //$studentFile = storage_path("app/public/uploads/$val/GuideA1.php");
       
            ob_start();
            include ($studentFile); 
            $studentOutput = ob_get_clean(); 
            
            
            $result_content = str_replace(array("\r\n", "\r", "\n", " "), "", $studentOutput);
            
            return view('php.student.task.result_submssion_task', [
                'result_up' => $studentOutput,
            ]);
            ob_end_clean(); 
            // echo "$value == $sess_name";   
        
    }
    function get_session(){
        if (Auth::check()) {
            $value = Auth::user()->name;
            return $value; 
        } 
        
    }

}