условно работающие статические файлы и "динамический" контент

src/server/resource.cpp

@@ -0,0 +1,66 @@
+#include "resource.h"
+#include <boost/log/trivial.hpp>
+#include <boost/asio/buffer.hpp>
+#include <fstream>
+
+static void loadFile(const std::string& path, std::vector<char>& content) {
+    std::ifstream is(path, std::ios::in | std::ios::binary);
+    if (!is) {
+        throw std::runtime_error("File not found");
+    }
+
+    content.clear();
+    for (;;) {
+        char buf[512];
+        auto len = is.read(buf, sizeof(buf)).gcount();
+        if (len <= 0) {
+            break;
+        }
+        content.insert(content.end(), buf, buf + len);
+    }
+}
+
+http::resource::StaticFileResource::StaticFileResource(const std::string &path, const std::string &filePath, server::mime_types::Mime type): type(type) {
+    this->path = path;
+#ifdef USE_DEBUG
+    BOOST_LOG_TRIVIAL(info) << "Skip loading file " << filePath << " (http path: " << path << ")";
+    this->filePath = filePath;
+#else
+    BOOST_LOG_TRIVIAL(info) << "Load file " << filePath << " (http path: " << path << ")";
+    loadFile(filePath, this->content);
+#endif
+}
+
+void http::resource::StaticFileResource::handle(const server::request &req, server::reply &rep) {
+    if (req.method != "GET") {
+        stock_reply(server::bad_request, rep);
+        return;
+    }
+
+    // TODO сделать поддержку range
+#ifdef USE_DEBUG
+    BOOST_LOG_TRIVIAL(debug) << "Reload file " << filePath << " (http path: " << path << ")";
+    loadFile(this->filePath, rep.content);
+#else
+    rep.content.clear();
+    rep.content.insert(rep.content.end(), this->content.begin(), this->content.end());
+#endif
+    rep.status = server::ok;
+    rep.headers.clear();
+    // TODO сделать cache control
+    rep.headers.push_back({.name = "Content-Type", .value = to_string(this->type)});
+}
+
+http::resource::StaticFileResource::~StaticFileResource() = default;
+
+http::resource::GenericResource::GenericResource(const std::string &path, const respGenerator &generator): generator_(generator) {
+    this->path = path;
+}
+
+void http::resource::GenericResource::handle(const server::request &req, server::reply &rep) {
+    this->generator_(req, rep);
+}
+
+http::resource::GenericResource::~GenericResource() = default;
+
+