148 lines
7.4 KiB
C++
148 lines
7.4 KiB
C++
#include "debugresponsehandler.h"
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// esp-idf includes
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#include <asio.hpp>
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#include <esp_log.h>
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// 3rdparty lib includes
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#include <fmt/core.h>
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#include <asio_webserver/clientconnection.h>
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#include <asio_webserver/webserver.h>
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namespace {
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constexpr const char * const TAG = "ASIO_WEBSERVER";
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} // namespace
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DebugResponseHandler::DebugResponseHandler(ClientConnection &clientConnection, std::string_view method, std::string_view path, std::string_view protocol) :
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m_clientConnection{clientConnection}, m_method{method}, m_path{path}, m_protocol{protocol}
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{
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ESP_LOGI(TAG, "constructed for %.*s %.*s (%s:%hi)", m_method.size(), m_method.data(), path.size(), path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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}
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DebugResponseHandler::~DebugResponseHandler()
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{
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ESP_LOGI(TAG, "destructed for %.*s %.*s (%s:%hi)", m_method.size(), m_method.data(), m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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}
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void DebugResponseHandler::requestHeaderReceived(std::string_view key, std::string_view value)
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{
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m_requestHeaders.emplace_back(std::make_pair(std::string{key}, std::string{value}));
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}
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void DebugResponseHandler::requestBodyReceived(std::string_view body)
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{
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m_requestBody += body;
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}
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void DebugResponseHandler::sendResponse()
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{
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ESP_LOGI(TAG, "sending response for %.*s %.*s (%s:%hi)", m_method.size(), m_method.data(), m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_response = fmt::format("<html>"
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"<head>"
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"<title>Test</title>"
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"</head>"
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"<body>"
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"<h1>Request details:</h1>"
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"<table>"
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"<tbody>"
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"<tr><th>Method:</th><td>{}</td></tr>"
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"<tr><th>Path:</th><td>{}</td></tr>"
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"<tr><th>Protocol:</th><td>{}</td></tr>"
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"<tr>"
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"<th>Request headers:</th>"
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"<td>"
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"<table border=\"1\">",
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m_method, m_path, m_protocol);
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for (const auto &pair : m_requestHeaders)
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m_response += fmt::format( "<tr><th>{}</th><td>{}</td></tr>",
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pair.first, pair.second);
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m_response += "</table>"
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"</td>"
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"</tr>";
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if (!m_requestBody.empty())
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{
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m_response += fmt::format( "<tr>"
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"<th>Request body:</th>"
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"<td><pre>{}</pre></td>"
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"</tr>", m_requestBody);
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}
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m_response += "</tbody>"
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"</table>"
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"<form method=\"GET\">"
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"<fieldset>"
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"<legend>GET form with line edit</legend>"
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"<label>Text-Input: <input type=\"text\" name=\"inputName\" /></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"<form method=\"POST\">"
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"<fieldset>"
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"<legend>POST form with line edit</legend>"
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"<label>Text-Input: <input type=\"text\" name=\"inputName\" /></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"<form method=\"POST\">"
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"<fieldset>"
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"<legend>POST form with multiline edit</legend>"
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"<label>Text-Input: <textarea name=\"inputName\"></textarea></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"<form method=\"POST\" enctype=\"multipart/form-data\">"
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"<fieldset>"
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"<legend>POST form with multipart form-data and line edit</legend>"
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"<label>Text-Input: <input type=\"text\" name=\"inputName\" /></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"<form method=\"POST\" enctype=\"multipart/form-data\">"
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"<fieldset>"
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"<legend>POST form with multipart form-data and file upload</legend>"
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"<label>File-Upload: <input type=\"file\" name=\"inputName\" /></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"</body>"
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"</html>";
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m_response = fmt::format("HTTP/1.1 200 Ok\r\n"
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"Connection: {}\r\n"
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"Content-Type: text/html\r\n"
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"Content-Length: {}\r\n"
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"\r\n"
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"{}",
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m_clientConnection.webserver().connectionKeepAlive() ? "keep-alive" : "close",
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m_response.size(), m_response);
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asio::async_write(m_clientConnection.socket(),
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asio::buffer(m_response.data(), m_response.size()),
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[this, self=m_clientConnection.shared_from_this()](std::error_code ec, std::size_t length)
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{ written(ec, length); });
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}
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void DebugResponseHandler::written(std::error_code ec, std::size_t length)
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{
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if (ec)
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{
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ESP_LOGW(TAG, "error: %i (%s:%hi)", ec.value(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_clientConnection.responseFinished(ec);
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return;
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}
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ESP_LOGI(TAG, "expected=%zd actual=%zd for %.*s %.*s (%s:%hi)", m_response.size(), length,
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m_method.size(), m_method.data(), m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_clientConnection.responseFinished(ec);
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}
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