[英]vibed: How can I handle POST request?
我閱讀了docs ,誰能幫助我處理POST請求,但是我不清楚如何處理從頁面發送到Vibed服務器的POST請求。
我寫了下一個代碼:
import vibe.d;
import std.stdio;
void main()
{
auto router = new URLRouter;
router.any("*", &accControl);
router.any("/my", &action);
auto settings = new HTTPServerSettings;
settings.port = 8080;
settings.bindAddresses = ["::", "127.0.0.1"];
listenHTTP(settings, router);
runEventLoop();
}
void accControl(HTTPServerRequest req, HTTPServerResponse res)
{
res.headers["Access-Control-Allow-Origin"] = "*";
}
void action(HTTPServerRequest req, HTTPServerResponse res)
{
// how get string from POST request here. And how get JSON object, if server send it.
}
但是我應該使用哪種方法進行請求? 據我了解,POST正文會發送許多其他數據。
POST請求使用JQuery發送:
$.post("http://127.0.0.1:8080", "\"answers_result\":777");
因此,我需要獲取此JSON並將其發送到數據庫。 但是我不明白如何處理它的問題。
在主要方面:
auto router = new URLRouter;
router.post("/url_to_match", &action);
listenHTTP(settings, router);
行動:
void action(HTTPServerRequest req, HTTPServerResponse res)
{
auto answers_result = req.json["answers_result"].to!int;
// ...
}
或者,您可以使用registerRestInterface
。
以下示例代碼顯示了如何從vibe.d中讀取POST參數:
主功能:
shared static this()
{
auto router = new URLRouter;
router.post("/url_to_match", &action);
auto settings = new HTTPServerSettings;
settings.port = 3000;
listenHTTP(settings, router);
}
行動:
void action(HTTPServerRequest req, HTTPServerResponse res)
{
// Read first POST parameter named "first_name"
auto firstName = req.form["first_name"];
// Read second POST parameter named "last_name"
auto lastName = req.form["last_name"];
// Prepare output to be sent to client.
auto name = "Hello %s, %s".format(lastName, firstName);
// Send data back to client
res.writeBody(name);
}
生成程序並運行它,以在本地計算機上進行嘗試,您可以執行以下簡單的curl請求:
curl --data "first_name=kareem&last_name=smith" "http://localhost:3000/url_to_match"
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