贷款审批通过生成器，虚拟贷款图片生成器， 贷款截图生成器【php版】

下载地址：https://www.pan38.com/xz/share.php?code=huhhv 提取码：1234

用php开发的一个贷款额度生成器，效果非常的6，具体是怎么操作的呢，请看我下面的代码演示，但是需要你把代码部署到服务器才可以，或者直接下载我们的项目包。

源码部分：
<?php
session_start();
header('Content-Type: application/json; charset=utf-8');
header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Methods: POST, GET, OPTIONS');
header('Access-Control-Allow-Headers: Content-Type');

// 数据库配置
$servername = "localhost";
$username = "dk";
$password = "19951220gjx";
$dbname = "dk";

// 简单的认证检查
function checkAuth() {
return isset($_SESSION['admin_token']) && !empty($_SESSION['admin_token']);
}

try {
// 创建数据库连接
$pdo = new PDO("mysql:host=$servername;dbname=$dbname;charset=utf8", $username, $password);
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

$action = $_GET['action'] ?? $_POST['action'] ?? '';

if ($action === 'getApplications') {
    // 获取申请列表
    if (!checkAuth()) {
        echo json_encode(['success' => false, 'message' => '未授权访问']);
        exit;
    }

    $sql = "SELECT * FROM loan_applications ORDER BY created_at DESC";
    $stmt = $pdo->query($sql);
    $applications = $stmt->fetchAll(PDO::FETCH_ASSOC);

    echo json_encode([
        'success' => true,
        'applications' => $applications
    ]);

} elseif ($action === 'updateStatus') {
    // 更新申请状态
    if (!checkAuth()) {
        echo json_encode(['success' => false, 'message' => '未授权访问']);
        exit;
    }

    $applicationId = $_POST['applicationId'] ?? '';
    $status = $_POST['status'] ?? '';
    $amount = $_POST['amount'] ?? 0;

    // 验证必填字段
    if (empty($applicationId) || empty($status)) {
        echo json_encode(['success' => false, 'message' => '参数不完整']);
        exit;
    }

    // 验证状态值
    if (!in_array($status, ['approved', 'rejected'])) {
        echo json_encode(['success' => false, 'message' => '无效的状态值']);
        exit;
    }

    // 如果是通过状态，验证额度
    if ($status === 'approved') {
        if (empty($amount) || $amount < 1000) {
            echo json_encode(['success' => false, 'message' => '批准额度不能少于1000元']);
            exit;
        }
        if ($amount > 10000000) {
            echo json_encode(['success' => false, 'message' => '批准额度不能超过1000万元']);
            exit;
        }
    }

    // 更新数据库
    if ($status === 'approved') {
        $sql = "UPDATE loan_applications SET status = :status, approved_amount = :amount, updated_at = NOW() WHERE application_id = :application_id";
        $stmt = $pdo->prepare($sql);
        $result = $stmt->execute([
            ':status' => $status,
            ':amount' => $amount,
            ':application_id' => $applicationId
        ]);
    } else {
        $sql = "UPDATE loan_applications SET status = :status, approved_amount = 0, updated_at = NOW() WHERE application_id = :application_id";
        $stmt = $pdo->prepare($sql);
        $result = $stmt->execute([
            ':status' => $status,
            ':application_id' => $applicationId
        ]);
    }

    if ($result) {
        echo json_encode([
            'success' => true,
            'message' => '状态更新成功'
        ]);
    } else {
        echo json_encode([
            'success' => false,
            'message' => '状态更新失败'
        ]);
    }

} elseif ($action === 'getWithdrawals') {
    // 获取提现申请列表
    if (!checkAuth()) {
        echo json_encode(['success' => false, 'message' => '未授权访问']);
        exit;
    }

    $sql = "SELECT w.*, l.name, l.phone FROM withdrawals w 
            LEFT JOIN loan_applications l ON w.application_id = l.application_id 
            ORDER BY w.created_at DESC";
    $stmt = $pdo->query($sql);
    $withdrawals = $stmt->fetchAll(PDO::FETCH_ASSOC);

    echo json_encode([
        'success' => true,
        'withdrawals' => $withdrawals
    ]);

} else {
    echo json_encode(['success' => false, 'message' => '无效的操作']);
}

} catch (PDOException $e) {
echo json_encode(['success' => false, 'message' => '数据库错误: ' . $e->getMessage()]);
}
?>

<?php
header('Content-Type: application/json; charset=utf-8');
header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Methods: POST, GET, OPTIONS');
header('Access-Control-Allow-Headers: Content-Type');

// 数据库配置
$servername = "localhost";
$username = "dk";
$password = "19951220gjx";
$dbname = "dk";

try {
// 创建数据库连接
$pdo = new PDO("mysql:host=$servername;dbname=$dbname;charset=utf8", $username, $password);
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

if ($_SERVER['REQUEST_METHOD'] === 'GET') {
    $applicationId = $_GET['applicationId'] ?? '';

    if (empty($applicationId)) {
        echo json_encode(['success' => false, 'message' => '申请ID不能为空']);
        exit;
    }

    // 查询申请状态
    $sql = "SELECT application_id, status, approved_amount FROM loan_applications WHERE application_id = :application_id";
    $stmt = $pdo->prepare($sql);
    $stmt->execute([':application_id' => $applicationId]);

    $application = $stmt->fetch(PDO::FETCH_ASSOC);

    if (!$application) {
        echo json_encode(['success' => false, 'message' => '申请不存在']);
        exit;
    }

    echo json_encode([
        'success' => true,
        'application_id' => $application['application_id'],
        'status' => $application['status'],
        'amount' => floatval($application['approved_amount'])
    ]);

} else {
    echo json_encode(['success' => false, 'message' => '请求方法不正确']);
}

} catch (PDOException $e) {
echo json_encode(['success' => false, 'message' => '数据库错误: ' . $e->getMessage()]);
}
?>

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