Exemple #1
0
	// GET 方式或 POST 方式且满足:
	// Content-Type: application/x-www-form-urlencoded
	bool doParams(HttpServletRequest& req, HttpServletResponse& res)
	{
		param1_ = req.getParameter("name1");
		param2_ = req.getParameter("name2");
		param3_ = req.getParameter("name2");
		return doResponse(req, res);
	}
Exemple #2
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void Products::process(HttpServletRequest& request, HttpServletResponse &response) {
    map<string,string> params;
    params["category_id"]=request.getParameter("category_id");
    params["s_keyword"]=request.getParameter("s_keyword");
    params["price_from"]=request.getParameter("price_from");
    params["price_to"]=request.getParameter("price_to");

    const string WHERE = where_part(params) ;
    string query = "SELECT * FROM store_products"
        + WHERE
        + order_part(request.getParameter("productsOrder"), request.getParameter("productsDir"))
        + limit_part(request.getParameter("productsPageSize"), request.getParameter("productsPage"));

    products_t products = fetch(query);
    request.setAttribute("products", products);

    query = "SELECT COUNT(*) FROM store_products" + WHERE;
    int ResultsFound = count(query);
    request.setAttribute("ResultsFound", ResultsFound);

    int pageSize = getPageSize(request.getParameter("productsPageSize"));
    int pageCount = static_cast<int>( ceilf(static_cast<float>(ResultsFound)/pageSize) );
    request.setAttribute("pageCount", pageCount);

    int currentPage = 1;
    string s_currentPage = request.getParameter("productsPage");
    if(!s_currentPage.empty())
        currentPage = lexical_cast<int>(s_currentPage);
    request.setAttribute("currentPage", currentPage);

    request.setAttribute("naviLink",make_naviLink(request));
}
Exemple #3
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    void doGet(HttpServletRequest& req, HttpServletResponse &res) {
        res.setContentType("text/plain");
        ostream& out = res.getOutputStream();
        out << "pid: " << getpid() << endl << endl;

        string action = req.getParameter("action");
        if(action == "list") {
            servlet::loader& loader = servlet::loader::instance();
            out << "Loaded servlets(" << loader.pool.size() << "):" << endl;
            int cnt = 0;
            char timebuf[256];
            for(std::map<std::string, servlet::loader::pool_entry>::const_iterator i = loader.pool.begin();
                i != loader.pool.end(); ++i)
            {
                apr_rfc822_date(timebuf, i->second.atime);
                HttpServlet* servlet = i->second.servlet;
                out << ++cnt << ": " << (servlet ? typeid(*servlet).name() : "NULL") <<
                    "\t(Access: " << timebuf << ", Load: ";
                apr_rfc822_date(timebuf, i->second.ltime);
                out << timebuf << ")" << endl;
            }
        }else if(action == "load") {
            string path = req.getParameter("path");
            servlet::loader::instance().load(path);
            out << "Loaded " << path << endl;
        }else {
            out << "Unknown action: " << action << endl;
        }
    }
Exemple #4
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void ProductDetails::add_to_cart(HttpServletRequest& request, HttpServletResponse &response) {
    HttpSession* session = request.getSession(false);
    if(!session) throw runtime_error("no session");
    typedef vector<cart_item> shopping_cart;
    shopping_cart cart = session->getAttribute<shopping_cart>("cart");
    cart_item item;
    item.quantity = boost::lexical_cast<int>(request.getParameter("quantity"));
    item.product = fetch(request.getParameter("product_id"));
    if(item.quantity <= 0)
        throw runtime_error("Quantity is invalid. It must be a positive number");
    cart.push_back(item);

    session->setAttribute("cart",cart);
    response.sendRedirect("ShoppingCart.sxx");
}
Exemple #5
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	virtual bool doPost(HttpServletRequest& req, HttpServletResponse& res)
	{
		const char* sid = req.getSession().getAttribute("sid");
		if (*sid == 0)
			req.getSession().setAttribute("sid", "xxxxxx");
		sid = req.getSession().getAttribute("sid");

		const char* cookie1 = req.getCookieValue("name1");
		const char* cookie2 = req.getCookieValue("name2");

		// 创建 HTTP 响应头
                res.addCookie("name1", "value1");
		res.addCookie("name2", "value2", ".test.com", "/", 3600 * 24);
//		res.setStatus(400);  // 可以设置返回的状态码

		// 两种方式都可以设置字符集
		if (0)
			res.setContentType("text/xml; charset=gb2312");
		else
		{
			res.setContentType("text/xml");
			res.setCharacterEncoding("gb2312");
		}

		const char* param1 = req.getParameter("name1");
		const char* param2 = req.getParameter("name2");

		// 创建 xml 格式的数据体
		xml body;
		body.get_root().add_child("root", true)
			.add_child("sessions", true)
				.add_child("session", true)
					.add_attr("sid", sid ? sid : "null")
					.get_parent()
				.get_parent()
			.add_child("cookies", true)
				.add_child("cookie", true)
					.add_attr("name1", cookie1 ? cookie1 : "null")
					.get_parent()
				.add_child("cookie", true)
					.add_attr("name2", cookie2 ? cookie2 : "null")
					.get_parent()
				.get_parent()
			.add_child("params", true)
				.add_child("param", true)
					.add_attr("name1", param1 ? param1 : "null")
					.get_parent()
				.add_child("param", true)
					.add_attr("name2", param2 ? param2 : "null");
		string buf;
		body.build_xml(buf);

		// 发送 http 响应头
		if (res.sendHeader() == false)
			return false;
		// 发送 http 响应体
		if (res.getOutputStream().write(buf) == -1)
			return false;
		return true;
	}
Exemple #6
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void FormTestServlet::doGet(HttpServletRequest& req, HttpServletResponse& resp)
{
	ServletOutputStream& ostr = resp.getOutputStream();

	ostr <<
		"<html>\n"
		"<head>\n"
		"<title>POCO Form Server Sample</title>\n"
		"</head>\n"
		"<body>\n"
		"<h1>POCO Form Server Sample</h1>\n"
		"<h2>GET Form</h2>\n"
		"<form method=\"GET\" action=\"/ServletTest/FormTestServlet\">\n"
		"<input type=\"text\" name=\"text\" size=\"31\">\n"
		"<input type=\"submit\" value=\"GET\">\n"
		"</form>\n"
		"<h2>POST Form</h2>\n"
		"<form method=\"POST\" action=\"/ServletTest/FormTestServlet\">\n"
		"<input type=\"text\" name=\"text\" size=\"31\">\n"
		"<input type=\"submit\" value=\"POST\">\n"
		"</form>\n";
		
	ostr << "<h2>Request</h2><p>\n";
	ostr << "Method: " << req.getMethod() << "<br>\n";
	ostr << "URI: " << req.getRequestURI() << "<br>\n";
	
	std::vector<std::string> names = req.getParameterNames();
	std::vector<std::string>::iterator it = names.begin();
	for(; it != names.end(); ++it)
		ostr << *it << ":" << req.getParameter(*it);

	ostr << "</p>";

	ostr << "</body>\n";
}
Exemple #7
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void ProductDetails::show_product(HttpServletRequest& request, HttpServletResponse &response) {
    string id = request.getParameter("product_id");
    if(id.empty())
        throw runtime_error("ProductDetails: product_id parameter not supplyed");
    Product product = fetch(id);
    request.setAttribute("product", product);
    request.getRequestDispatcher("ProductDetailsView.csp")->forward(request,response);
}
Exemple #8
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void TestServlet::doGet(HttpServletRequest& req, HttpServletResponse& resp)
{ 
	std::ostringstream ss("");
	ss << ++_counter << ") TestServlet:" << std::endl;

	std::cout << ss.str() << std::endl;

	log(ss.str());

	log("TestServlet: This is a hello from TestServlet\n");

	ServletOutputStream& out = resp.getOutputStream();

	ss.str("");
	ss << "<html><body>Servlet access count: " << _counter;
	out.println(ss.str());

	if("" == _sessionId)
	{
		const HttpSession* pSession = req.getSession();
		
		if(pSession) _sessionId = pSession->getId();
	}

	out.println("<br> Servlet Name:" + getServletName());
	out.println("<br> Session Id:" + _sessionId);
	out.println("<hr>");

	std::vector<std::string> names = getInitParameterNames();
	std::vector<std::string>::iterator it = names.begin();
	out.println("<ul><b>Servlet Init Parameters:</b><br>");
	for(; it != names.end(); ++it)
	{
		ss.str("");
		ss << "<li><b>" << *it << "</b>: " << getInitParameter(*it) << "<br>";
		out.println(ss.str());
	}
	out.println("</ul>");

	names = req.getParameterNames();
	out.println("<ul><b>Request Parameters:</b><br>");
	it = names.begin();
	for(; it != names.end(); ++it)
	{
		ss.str("");
		ss << "<li><b>" << *it << "</b>:" << req.getParameter(*it) << "<br>";
		out.println(ss.str());
	}
	out.println("</ul>");

  out.println("</body></html>");
}
Exemple #9
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string Products::make_naviLink(HttpServletRequest& request) {
    auto_ptr< vector<string> > names_ptr = request.getParameterNames();
    vector<string>& names = *names_ptr;
    string link;
    for(unsigned i=0;i<names.size(); ++i) {
        if(names[i] == "productsPage")
            continue;
        link += link.empty()?'?':'&';
        link += names[i] + "=" + request.getParameter(names[i]);
    }
    link += (link.empty()?'?':'&') + string("productsPage=");
    return ("Products.sxx"+link);

}
Exemple #10
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void DefaultTestServlet::doGet(HttpServletRequest& req, HttpServletResponse& resp)
{
	std::ostringstream ss("");
	ss << ++_counter << ") TestServlet:" << std::endl;

	log(ss.str());

	log("TestServlet: This is a log entry from DefaultTestServlet\n");

	ServletOutputStream& out = resp.getOutputStream();

	ss.str("");
	std::string sessionId = req.getSession()->getId();

	ss << "<html><body>Hello world #" << _counter
		 << "<br>from servlet [" << this->getServletName() 
		 << "]<br>Session ID: [" << sessionId << ']';
	out.println(ss.str());

	std::vector<std::string> names = getInitParameterNames();
	std::vector<std::string>::iterator it = names.begin();
	out.println("<ul><b>Servlet Init Parameters:</b><br>");
	for(; it != names.end(); ++it)
	{
		ss.str("");
		ss << "<li><b>" << *it << "</b>: " << getInitParameter(*it) << "<br>";
		out.println(ss.str());
	}
	out.println("</ul>");

	names = req.getParameterNames();
	out.println("<ul><b>Request Parameters:</b><br>");
	it = names.begin();
	for(; it != names.end(); ++it)
	{
		ss.str("");
		ss << "<li><b>" << *it << "</b>:" << req.getParameter(*it) << "<br>";
		out.println(ss.str());
	}
	out.println("</ul>");

  out.println("</body></html>");
}
Exemple #11
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	// POST 方式且满足:
	// Content-Type: multipart/form-data; boundary=xxx
	bool doUpload(HttpServletRequest& req, HttpServletResponse& res)
	{
		// 先获得 Content-Type 对应的 http_ctype 对象
		http_mime* mime = req.getHttpMime();
		if (mime == NULL)
		{
			logger_error("http_mime null");
			return false;
		}

		// 获得数据体的长度
		long long int len = req.getContentLength();
		if (len <= 0)
		{
			logger_error("body empty");
			return false;
		}

		// 获得输入流
		istream& in = req.getInputStream();
		char  buf[8192];
		int   ret;
		bool  finish = false;

		const char* filepath = "./var/mime_file";
		ofstream out;
		out.open_write(filepath);

		// 设置原始文件存入路径
		mime->set_saved_path(filepath);

		size_t k;

		// 读取 HTTP 客户端请求数据
		while (len > 0)
		{
			k = (size_t) len > sizeof(buf)
				? sizeof(buf) : (size_t) len;
			ret = in.read(buf, k, false);
			if (ret == -1)
			{
				logger_error("read POST data error");
				return false;
			}
			out.write(buf, ret);

			len -= ret;

			// 将读得到的数据输入至解析器进行解析
			if (!finish && mime->update(buf, ret) == true)
				finish = true;
		}
		out.close();

		if (len != 0 || finish == false)
			logger_warn("not read all data from client");

		param1_ = req.getParameter("name1");
		param2_ = req.getParameter("name2");
		param3_ = req.getParameter("name3");

		string path;

		// 遍历所有的 MIME 结点,找出其中为文件结点的部分进行转储
		const std::list<http_mime_node*>& nodes = mime->get_nodes();
		std::list<http_mime_node*>::const_iterator cit = nodes.begin();
		for (; cit != nodes.end(); ++cit)
		{
			const char* name = (*cit)->get_name();
			if (name == NULL)
				continue;

			http_mime_t mime_type = (*cit)->get_mime_type();
			if (mime_type == HTTP_MIME_FILE)
			{
				const char* filename = (*cit)->get_filename();
				if (filename == NULL)
				{
					logger("filename null");
					continue;
				}

				if (strcmp(name, "file1") == 0)
					file1_ = filename;
				else if (strcmp(name, "file2") == 0)
					file2_ = filename;
				else if (strcmp(name, "file3") == 0)
					file3_ = filename;

				// 有的浏览器(如IE)上传文件时会带着文件路径,所以
				// 需要先将路径去掉
				filename = acl_safe_basename(filename);
#ifdef WIN32
				path.format("var\\%s", filename);
#else
				path.format("./var/%s", filename);
#endif
				(void) (*cit)->save(path.c_str());
			}
		}

		// 查找上载的某个文件并转储
		const http_mime_node* node = mime->get_node("file1");
		if (node && node->get_mime_type() == HTTP_MIME_FILE)
		{
			const char* ptr = node->get_filename();
			if (ptr)
			{
				// 有的浏览器(如IE)上传文件时会带着文件路径,所以
				// 需要先将路径去掉
				ptr = acl_safe_basename(ptr);
#ifdef WIN32
				path.format(".\\var\\1_%s", ptr);
#else
				path.format("./var/1_%s", ptr);
#endif
				(void) node->save(path.c_str());
			}
		}
		return doResponse(req, res);
	}