<?php
//======================================================================================
//
// Function: Delete a customer dir for good
//
// Programmer: JKJ
// Date      : 2025-05-16
//
// Copyright Reeft A/S (c) - 2025
//======================================================================================

// https://tinyfilemanager.github.io/
// https://tinyfilemanager.github.io/config-sample.txt

//======================================================================================
// General config
//======================================================================================
	include "config/config.php";

//======================================================================================
// Set language
//======================================================================================

	include "include/set_language.php";

//======================================================================================
// Get input
//======================================================================================

	if (isset($_REQUEST["input_string"])) {
		$input_string = $_REQUEST["input_string"];
	} else {
		$input_string = '';
	}

//======================================================================================
// Set defaults
//======================================================================================

	$currentDate 		= date('Y-m-d');
	$currentTime 		= date('H:i:s');

	$returnCode 		= '00';
	$returnMsg 			= 'Alles ist gut';

//======================================================================================
// Set header
//======================================================================================
	header('Content-Type: application/json;charset=utf-8');


//======================================================================================
// Check content
//======================================================================================
	if ( $input_string == '' ) {

		$returnCode = '99';
		$returnMsg 	= 'No input string passed to program';

		$aryHeader = array();

		$aryHeader["returnCode"] 					= $returnCode;
		$aryHeader["returnMsg"] 					= $returnMsg;

		$aryHeader["currentDate"] 					= $currentDate;
		$aryHeader["currentTime"] 					= $currentTime;

		$aryHeader["input_exists"] 					= $input_exists;
		$aryHeader["input_string"] 					= $input_string;

		// Create array and prepare for json encoding
		$returnJson["header"] 						= $aryHeader;

		// Paint it black
		echo(json_encode($returnJson));

		exit;

	}

//======================================================================================
// Start me up...
//======================================================================================
	$starttime = microtime(true);


	$dirToDelete = $input_string;
	
	// Safety check: must contain this file with this exact content
	
    $safetyFile 		= $dirToDelete . DIRECTORY_SEPARATOR . 'i_must_be_deleted.txt';
    $requiredKeyword 	= 'YES_DELETE_THIS_DIR';

	// Check for the required safety file
    if (!file_exists($safetyFile)) {
		$returnCode = '99';
		$returnMsg 	= 'Safety file not found. Aborting delete operation for safety';
    }	

	if ( $returnCode == '00' ) {
		$fileContent = trim(file_get_contents($safetyFile));
		if ($fileContent !== $requiredKeyword) {
			$returnCode = '99';
			$returnMsg 	= 'Safety file does not contain the correct keyword. Aborting delete operation for safety';
		}	
    }	

	// Did we pass the safety file check and content?
	if ( $returnCode == '00' ) 
	{
		
	
		if (deleteDir( $dirToDelete )) {
			
			$returnCode = '00';
			$returnMsg 	= 'Directory: ' . $input_string .' deleted successfully';
			
		} else {
			
			if ( $returnCode == '00' ) {
				$returnCode = '99';
				$returnMsg 	= 'Failed to delete directory: ' . $input_string;
			}

		}

	}
	
//======================================================================================
// Calculate response time
//======================================================================================
	$endtime 			= microtime(true);
	$response_time 		= $endtime - $starttime;
	$response_time 		= number_format($response_time, 6, '.', '');
	$response_time_raw 	= number_format($response_time, 6, '.', '');
	$response_time 		= '(' . $response_time . ' seconds)';
	$response_time_raw 	= $response_time_raw;

//======================================================================================
// Create header
//======================================================================================
	$aryHeader = array();

	$aryHeader["returnCode"] 					= $returnCode;
	$aryHeader["returnMsg"] 					= $returnMsg;

	$aryHeader["currentDate"] 					= $currentDate;
	$aryHeader["currentTime"] 					= $currentTime;

	$aryHeader["input_string"] 					= $input_string;

	$aryHeader["response_sec"] 					= $response_time;
	$aryHeader["response_sec_raw"] 				= $response_time_raw;

	// Create array and prepare for json encoding
	$returnJson["header"] 						= $aryHeader;

//======================================================================================
// Paint it black
//======================================================================================
    echo(json_encode($returnJson));
	
//======================================================================================
// Delete dir
//======================================================================================
function deleteDir($dir) {
	
	global $returnCode, $returnMsg;
	
	
    if (!file_exists($dir)) {
		$returnCode = '99';
		$returnMsg 	= "Directory does not exist: $dir";
        return false;
    }

    if (!is_dir($dir)) {
		$returnCode = '99';
		$returnMsg 	= "Not a directory: $dir";
        return false;
    }

    $items = array_diff(scandir($dir), ['.', '..']);
    foreach ($items as $item) {
        $path = $dir . DIRECTORY_SEPARATOR . $item;
        if (is_dir($path)) {
            deleteDir($path); // Recursive call
        } else {
            unlink($path);
        }
    }

    return rmdir($dir);
}

?>