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完整的银行存款截图生成器实现方案，包含前端HTML/CSS/JavaScript界面和C++后端处理逻辑，以及逆向分析思路：
前端Web界面实现
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>银行交易模拟生成器</title>
<link href="https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css" rel="stylesheet">
<style>
.bank-bg {
background: linear-gradient(135deg, #1a3c8b 0%, #0d6efd 100%);
}
.receipt {
font-family: 'Arial', sans-serif;
background: white;
box-shadow: 0 10px 30px rgba(0,0,0,0.2);
border-radius: 15px;
}
.watermark {
opacity: 0.1;
pointer-events: none;
}
</style>
</head>
<body class="min-h-screen bank-bg flex items-center justify-center p-4">
<div class="w-full max-w-4xl">
<div class="bg-white rounded-xl shadow-2xl overflow-hidden">
<div class="p-6 bg-blue-800 text-white">
<h1 class="text-2xl font-bold">银行交易模拟生成器</h1>
<p class="text-blue-200">生成逼真的银行交易截图</p>
</div>
<div class="grid md:grid-cols-3 gap-6 p-6">
<!-- 控制面板 -->
<div class="md:col-span-1 space-y-4">
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">银行选择</label>
<select id="bankSelect" class="w-full px-3 py-2 border rounded-md">
<option value="icbc">工商银行</option>
<option value="ccb">建设银行</option>
<option value="abc">农业银行</option>
<option value="boc">中国银行</option>
</select>
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">交易类型</label>
<select id="transType" class="w-full px-3 py-2 border rounded-md">
<option value="deposit">存款</option>
<option value="withdraw">取款</option>
<option value="transfer">转账</option>
</select>
</div>
<div id="amountField">
<label class="block text-sm font-medium text-gray-700 mb-1">金额 (元)</label>
<input type="number" id="amount" class="w-full px-3 py-2 border rounded-md" placeholder="1000.00">
</div>
<div id="transferFields" class="hidden space-y-4">
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">收款人</label>
<input type="text" id="receiver" class="w-full px-3 py-2 border rounded-md" placeholder="张三">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">收款账号</label>
<input type="text" id="receiverAccount" class="w-full px-3 py-2 border rounded-md" placeholder="6222 8888 8888 8888">
</div>
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">交易时间</label>
<input type="datetime-local" id="transTime" class="w-full px-3 py-2 border rounded-md">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">交易状态</label>
<select id="transStatus" class="w-full px-3 py-2 border rounded-md">
<option value="success">交易成功</option>
<option value="processing">处理中</option>
<option value="failed">交易失败</option>
</select>
</div>
<button id="generateBtn" class="w-full bg-blue-600 hover:bg-blue-700 text-white py-2 px-4 rounded-md transition">
生成截图
</button>
<button id="downloadBtn" class="w-full bg-green-600 hover:bg-green-700 text-white py-2 px-4 rounded-md transition hidden">
下载截图
</button>
</div>
<!-- 预览区域 -->
<div class="md:col-span-2">
<div class="receipt p-6 relative">
<div class="watermark absolute inset-0 flex items-center justify-center text-gray-400 text-6xl font-bold rotate-45">
模拟生成
</div>
<div id="receiptContent">
<!-- 动态生成的内容将显示在这里 -->
<div class="text-center py-20 text-gray-400">
请配置参数后生成预览
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<script src="script.js"></script>
</body>
</html>
// 银行模板数据
const bankTemplates = {
icbc: {
name: "中国工商银行",
logo: "https://example.com/icbc-logo.png",
color: "#c12f2f",
receiptStyle: "icbc-style"
},
ccb: {
name: "中国建设银行",
logo: "https://example.com/ccb-logo.png",
color: "#1a3c8b",
receiptStyle: "ccb-style"
},
abc: {
name: "中国农业银行",
logo: "https://example.com/abc-logo.png",
color: "#0d6efd",
receiptStyle: "abc-style"
},
boc: {
name: "中国银行",
logo: "https://example.com/boc-logo.png",
color: "#c12f2f",
receiptStyle: "boc-style"
}
};
// 生成随机银行账号
function generateBankAccount(bankCode) {
let prefix = "";
switch(bankCode) {
case "icbc": prefix = "6222"; break;
case "ccb": prefix = "4367"; break;
case "abc": prefix = "6228"; break;
case "boc": prefix = "4563"; break;
default: prefix = "6222";
}
let account = prefix;
for(let i = 0; i < 12; i++) {
account += Math.floor(Math.random() * 10);
}
// 添加空格每4位
return account.replace(/(\d{4})(?=\d)/g, "$1 ");
}
// 数字转中文大写
function numberToChinese(num) {
const chineseNums = ["零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"];
const chineseUnits = ["", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿"];
let str = num.toString().split(".")[0];
let result = "";
for(let i = 0; i < str.length; i++) {
const digit = parseInt(str[i]);
const unit = chineseUnits[str.length - 1 - i];
result += chineseNums[digit] + unit;
}
// 处理小数部分
if(num.toString().includes(".")) {
result += "点";
const decimalPart = num.toString().split(".")[1];
for(let i = 0; i < decimalPart.length; i++) {
const digit = parseInt(decimalPart[i]);
result += chineseNums[digit];
}
}
return result + "元整";
}
// 生成交易流水号
function generateTransactionId() {
const date = new Date();
const year = date.getFullYear();
const month = (date.getMonth() + 1).toString().padStart(2, '0');
const day = date.getDate().toString().padStart(2, '0');
const random = Math.floor(Math.random() * 1000000).toString().padStart(6, '0');
return `${year}${month}${day}${random}`;
}
// 初始化页面
document.addEventListener('DOMContentLoaded', function() {
// 设置默认时间为当前时间
const now = new Date();
const timeString = now.toISOString().slice(0, 16);
document.getElementById('transTime').value = timeString;
// 为收款账号生成随机账号
document.getElementById('receiverAccount').value = generateBankAccount('icbc');
// 交易类型变化时显示/隐藏转账相关字段
document.getElementById('transType').addEventListener('change', function() {
const transferFields = document.getElementById('transferFields');
if(this.value === 'transfer') {
transferFields.classList.remove('hidden');
} else {
transferFields.classList.add('hidden');
}
});
// 银行选择变化时更新收款账号
document.getElementById('bankSelect').addEventListener('change', function() {
document.getElementById('receiverAccount').value = generateBankAccount(this.value);
});
// 生成按钮点击事件
document.getElementById('generateBtn').addEventListener('click', generateReceipt);
// 下载按钮点击事件
document.getElementById('downloadBtn').addEventListener('click', downloadReceipt);
});
// 生成收据内容
function generateReceipt() {
const bank = document.getElementById('bankSelect').value;
const transType = document.getElementById('transType').value;
const amount = parseFloat(document.getElementById('amount').value) || 0;
const receiver = document.getElementById('receiver').value || "张三";
const receiverAccount = document.getElementById('receiverAccount').value;
const transTime = document.getElementById('transTime').value;
const transStatus = document.getElementById('transStatus').value;
const template = bankTemplates[bank];
const dateObj = new Date(transTime);
const formattedDate = `${dateObj.getFullYear()}年${dateObj.getMonth() + 1}月${dateObj.getDate()}日`;
const formattedTime = `${dateObj.getHours().toString().padStart(2, '0')}:${dateObj.getMinutes().toString().padStart(2, '0')}:${dateObj.getSeconds().toString().padStart(2, '0')}`;
let receiptHTML = `
<div class="${template.receiptStyle}">
<div class="flex justify-between items-center border-b pb-4 mb-4">
<img src="${template.logo}" alt="${template.name} Logo" class="h-12">
<div class="text-right">
<h2 class="text-xl font-bold">${template.name}</h2>
<p class="text-sm text-gray-500">电子交易凭证</p>
</div>
</div>
<div class="space-y-4">
<div class="flex justify-between">
<span class="text-gray-600">交易类型:</span>
<span class="font-medium">${
transType === 'deposit' ? '存款' :
transType === 'withdraw' ? '取款' : '转账'
}</span>
</div>
<div class="flex justify-between">
<span class="text-gray-600">交易时间:</span>
<span class="font-medium">${formattedDate} ${formattedTime}</span>
</div>
<div class="flex justify-between">
<span class="text-gray-600">交易流水号:</span>
<span class="font-medium">${generateTransactionId()}</span>
</div>
<div class="flex justify-between">
<span class="text-gray-600">交易状态:</span>
<span class="font-medium ${
transStatus === 'success' ? 'text-green-600' :
transStatus === 'failed' ? 'text-red-600' : 'text-yellow-600'
}">
${
transStatus === 'success' ? '交易成功' :
transStatus === 'failed' ? '交易失败' : '处理中'
}
</span>
</div>
${transType === 'transfer' ? `
<div class="border-t pt-4 mt-4">
<h3 class="font-bold mb-2">转账详情</h3>
<div class="space-y-2">
<div class="flex justify-between">
<span class="text-gray-600">收款人:</span>
<span class="font-medium">${receiver}</span>
</div>
<div class="flex justify-between">
<span class="text-gray-600">收款账号:</span>
<span class="font-medium">${receiverAccount}</span>
</div>
<div class="flex justify-between">
<span class="text-gray-600">开户银行:</span>
<span class="font-medium">${template.name}</span>
</div>
</div>
</div>
` : ''}
<div class="border-t pt-4 mt-4">
<div class="flex justify-between items-center">
<span class="text-gray-600">金额:</span>
<div class="text-right">
<div class="text-3xl font-bold" style="color: ${template.color}">¥${amount.toFixed(2)}</div>
<div class="text-sm text-gray-500">${numberToChinese(amount)}</div>
</div>
</div>
</div>
<div class="border-t pt-4 mt-4 text-center text-sm text-gray-500">
<p>本凭证仅作为模拟使用，不具有任何法律效力</p>
<p>${template.name}版权所有</p>
</div>
</div>
</div>
`;
document.getElementById('receiptContent').innerHTML = receiptHTML;
document.getElementById('downloadBtn').classList.remove('hidden');
}
// 下载收据为图片
function downloadReceipt() {
const receipt = document.querySelector('.receipt');
const options = {
scale: 2,
useCORS: true,
allowTaint: true
};
// 使用html2canvas库将DOM转换为canvas
html2canvas(receipt, options).then(canvas => {
const link = document.createElement('a');
link.download = '银行交易凭证.png';
link.href = canvas.toDataURL('image/png');
link.click();
});
}
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
#include <ctime>
#include <random>
#include <iomanip>
#include <sstream>
using namespace std;
// 银行账户类
class BankAccount {
private:
string accountNumber;
string accountName;
double balance;
public:
BankAccount(string number, string name, double initialBalance)
: accountNumber(number), accountName(name), balance(initialBalance) {}
string getAccountNumber() const { return accountNumber; }
string getAccountName() const { return accountName; }
double getBalance() const { return balance; }
void deposit(double amount) {
if (amount > 0) {
balance += amount;
}
}
bool withdraw(double amount) {
if (amount > 0 && balance >= amount) {
balance -= amount;
return true;
}
return false;
}
bool transfer(BankAccount& recipient, double amount) {
if (withdraw(amount)) {
recipient.deposit(amount);
return true;
}
return false;
}
};
// 交易记录类
class Transaction {
private:
string transactionId;
string type; // "deposit", "withdraw", "transfer"
time_t timestamp;
double amount;
string fromAccount;
string toAccount;
string status; // "success", "failed", "processing"
public:
Transaction(string id, string t, double amt, string from, string to, string stat)
: transactionId(id), type(t), amount(amt), fromAccount(from),
toAccount(to), status(stat) {
timestamp = time(nullptr);
}
string generateReceipt(const BankAccount& account) const {
ostringstream oss;
tm* localTime = localtime(×tamp);
oss << "=== 银行交易凭证 ===\n";
oss << "交易ID: " << transactionId << "\n";
oss << "交易时间: " << put_time(localTime, "%Y年%m月%d日 %H:%M:%S") << "\n";
oss << "账户: " << account.getAccountNumber() << "\n";
oss << "户名: " << account.getAccountName() << "\n";
oss << "交易类型: " << getTypeChinese() << "\n";
oss << "金额: " << fixed << setprecision(2) << amount << "元\n";
if (type == "transfer") {
oss << "收款账号: " << toAccount << "\n";
}
oss << "交易状态: " << getStatusChinese() << "\n";
oss << "账户余额: " << fixed << setprecision(2) << account.getBalance() << "元\n";
oss << "========================
C++后端处理模块
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
#include <ctime>
#include <random>
#include <iomanip>
#include <sstream>
using namespace std;
// 银行账户类
class BankAccount {
private:
string accountNumber;
string accountName;
double balance;
public:
BankAccount(string number, string name, double initialBalance)
: accountNumber(number), accountName(name), balance(initialBalance) {}
string getAccountNumber() const { return accountNumber; }
string getAccountName() const { return accountName; }
double getBalance() const { return balance; }
void deposit(double amount) {
if (amount > 0) {
balance += amount;
}
}
bool withdraw(double amount) {
if (amount > 0 && balance >= amount) {
balance -= amount;
return true;
}
return false;
}
bool transfer(BankAccount& recipient, double amount) {
if (withdraw(amount)) {
recipient.deposit(amount);
return true;
}
return false;
}
};
// 交易记录类
class Transaction {
private:
string transactionId;
string type; // "deposit", "withdraw", "transfer"
time_t timestamp;
double amount;
string fromAccount;
string toAccount;
string status; // "success", "failed", "processing"
public:
Transaction(string id, string t, double amt, string from, string to, string stat)
: transactionId(id), type(t), amount(amt), fromAccount(from),
toAccount(to), status(stat) {
timestamp = time(nullptr);
}
string generateReceipt(const BankAccount& account) const {
ostringstream oss;
tm* localTime = localtime(×tamp);
oss << "=== 银行交易凭证 ===\n";
oss << "交易ID: " << transactionId << "\n";
oss << "交易时间: " << put_time(localTime, "%Y年%m月%d日 %H:%M:%S") << "\n";
oss << "账户: " << account.getAccountNumber() << "\n";
oss << "户名: " << account.getAccountName() << "\n";
oss << "交易类型: " << getTypeChinese() << "\n";
oss << "金额: " << fixed << setprecision(2) << amount << "元\n";
if (type == "transfer") {
oss << "收款账号: " << toAccount << "\n";
}
oss << "交易状态: " << getStatusChinese() << "\n";
oss << "账户余额: " << fixed << setprecision(2) << account.getBalance() << "元\n";
oss << "========================
