itflow/settings_debug.php

<?php
require_once("inc_all_settings.php");
require_once("database_version.php");
require_once("config.php");

$folderPath = 'uploads';

function countFilesInDirectory($dir) {
    $count = 0;
    $size = 0;
    $files = scandir($dir);

    foreach ($files as $file) {
        if ($file === '.' || $file === '..') {
            continue;
        }

        $filePath = $dir . '/' . $file;

        if (is_file($filePath)) {
            $count++;
            $size += filesize($filePath);
        } elseif (is_dir($filePath)) {
            $result = countFilesInDirectory($filePath);
            $count += $result['count'];
            $size += $result['size'];
        }
    }

    return [
        'count' => $count,
        'size' => $size
    ];
}

// Function to compare two arrays recursively and return the differences
function arrayDiffRecursive($array1, $array2) {
    $diff = array();
    
    foreach ($array1 as $key => $value) {
        if (is_array($value)) {
            if (!isset($array2[$key]) || !is_array($array2[$key])) {
                $diff[$key] = $value;
            } else {
                $recursiveDiff = arrayDiffRecursive($value, $array2[$key]);
                if (!empty($recursiveDiff)) {
                    $diff[$key] = $recursiveDiff;
                }
            }
        } else {
            if (!isset($array2[$key]) || $array2[$key] !== $value) {
                $diff[$key] = $value;
            }
        }
    }
    
    return $diff;
}

// Function to load the table structures from an SQL dump file URL
function loadTableStructuresFromSQLDumpURL($fileURL) {
    $context = stream_context_create(array('http' => array('header' => 'Accept: application/octet-stream')));
    $fileContent = file_get_contents($fileURL, false, $context);
    
    if ($fileContent === false) {
        return null;
    }
    
    $structure = array();
    $queries = explode(";", $fileContent);
    
    foreach ($queries as $query) {
        $query = trim($query);
        
        if (!empty($query)) {
            if (preg_match("/^CREATE TABLE `(.*)` \((.*)\)$/s", $query, $matches)) {
                $tableName = $matches[1];
                $tableStructure = $matches[2];
                $structure[$tableName] = array('structure' => $tableStructure);
            }
        }
    }
    
    return $structure;
}

// Function to fetch the database structure from the MySQL server
function fetchDatabaseStructureFromServer() {

    global $mysqli;
    
    $tables = array();
    
    // Fetch table names
    $result = $mysqli->query("SHOW TABLES");
    
    if ($result->num_rows > 0) {
        while ($row = $result->fetch_row()) {
            $tableName = $row[0];
            $tables[$tableName] = array();
        }
    }
    
    // Fetch table structures
    foreach ($tables as $tableName => &$table) {
        $result = $mysqli->query("SHOW CREATE TABLE `$tableName`");
        
        if ($result->num_rows > 0) {
            $row = $result->fetch_row();
            $table['structure'] = $row[1];
        }
    }
    
    //$mysqli->close();
    
    return $tables;
}

// URL to the SQL dump file
$fileURL = "https://raw.githubusercontent.com/itflow-org/itflow/master/db.sql";

// Load the desired table structures from the SQL dump file URL
$desiredStructure = loadTableStructuresFromSQLDumpURL($fileURL);

if ($desiredStructure === null) {
    die("Failed to load the desired table structures from the SQL dump file URL.");
}

// Fetch the current database structure from the MySQL server
$currentStructure = fetchDatabaseStructureFromServer();

if ($currentStructure === null) {
    die("Failed to fetch the current database structure from the server.");
}

// Compare the structures and display the differences
$differences = arrayDiffRecursive($desiredStructure, $currentStructure);

?>

    <div class="card card-dark">
        <div class="card-header py-3">
            <h3 class="card-title"><i class="fas fa-fw fa-bug mr-2"></i>Debug</h3>
        </div>
        <div class="card-body">
            
            <h3>Database Structure Check</h3>
            
            <?php
            if (empty($differences)) {
                echo "The database structure matches the desired structure.";
            } else {
                echo "Differences found:\n";
                print_r($differences);
            }
            ?>

            <hr>

            <h4>Database stats</h4>
            <?php
            // Query to fetch the number of tables
            $tablesQuery = "SHOW TABLES";
            $tablesResult = $mysqli->query($tablesQuery);

            // Check if the query was successful
            if ($tablesResult) {
                $numTables = $tablesResult->num_rows;
                $numFields = 0;
                $numRows = 0;

                // Loop through each table
                while ($row = $tablesResult->fetch_row()) {
                    $tableName = $row[0];

                    // Query to fetch the number of fields
                    $fieldsQuery = "DESCRIBE `$tableName`";
                    $fieldsResult = $mysqli->query($fieldsQuery);

                    // Check if the query was successful
                    if ($fieldsResult) {
                        $numFields += $fieldsResult->num_rows;

                        // Query to fetch the number of rows
                        $rowsQuery = "SELECT COUNT(*) FROM `$tableName`";
                        $rowsResult = $mysqli->query($rowsQuery);

                        // Check if the query was successful
                        if ($rowsResult) {
                            $numRows += $rowsResult->fetch_row()[0];
                        } else {
                            echo "Error executing query: " . $mysqli->error;
                        }
                    } else {
                        echo "Error executing query: " . $mysqli->error;
                    }
                }

                echo "Number of tables: " . $numTables . "<br>";
                echo "Total number of fields: " . $numFields . "<br>";
                echo "Total number of rows: " . $numRows . "<br>";
            } else {
                echo "Error executing query: " . $mysqli->error;
            }
            // Query to fetch the database size
            $query = "SELECT table_schema AS 'Database', SUM(data_length + index_length) / (1024 * 1024) AS 'Size (MB)' 
                      FROM information_schema.TABLES WHERE table_schema = '$database' 
                      GROUP BY table_schema";
            $result = $mysqli->query($query);

            // Check if the query was successful
            if ($result) {
                $row = $result->fetch_assoc();
                $dbSize = $row['Size (MB)'];
                echo "Database Size: " . $dbSize . " MB";
            } else {
                echo "Error executing query: " . $conn->error;
            }

            ?>

            <hr>
                    
            <h3>Installed PHP Modules</h3>
            
            <?php
            $loadedModules = get_loaded_extensions();
            foreach ($loadedModules as $module) {
                echo $module . "<br>";
            }
            ?>

            <hr>
            
            <h3>Versions</h3>
            
            <?php
            $phpVersion = phpversion();
            echo "PHP version: " . $phpVersion;
            echo "<br>";
            
            $mysqlVersion = $mysqli->server_version;
            echo "MySQL Version: " . $mysqlVersion;
            echo "<br>";

            $operatingSystem = shell_exec('uname -a');
            echo "Operating System: " . $operatingSystem;
            
            ?>

            <hr>

            <h3>File System</h3>
            <?php
            $result = countFilesInDirectory($folderPath);

            $totalFiles = $result['count'];
            $totalSizeMB = round($result['size'] / (1024 * 1024), 2);

            echo "Total number of files in $folderPath and its subdirectories: " . $totalFiles . "<br>";
            echo "Total size of files in $folderPath and its subdirectories: " . $totalSizeMB . " MB";
            ?>

            <hr>

        </div>
    </div>

<?php

require_once("footer.php");