added http lib, working on AI invoice importing

1 files changed, 148 insertions, 0 deletions

diff --git a/libs/cpp-httplib/example/simplesvr.cc b/libs/cpp-httplib/example/simplesvr.cc
new file mode 100644
index 0000000..e45e360
--- /dev/null
+++ b/libs/cpp-httplib/example/simplesvr.cc
@@ -0,0 +1,148 @@
+//
+//  simplesvr.cc
+//
+//  Copyright (c) 2019 Yuji Hirose. All rights reserved.
+//  MIT License
+//
+
+#include <cstdio>
+#include <httplib.h>
+#include <iostream>
+
+#define SERVER_CERT_FILE "./cert.pem"
+#define SERVER_PRIVATE_KEY_FILE "./key.pem"
+
+using namespace httplib;
+using namespace std;
+
+string dump_headers(const Headers &headers) {
+  string s;
+  char buf[BUFSIZ];
+
+  for (const auto &x : headers) {
+    snprintf(buf, sizeof(buf), "%s: %s\n", x.first.c_str(), x.second.c_str());
+    s += buf;
+  }
+
+  return s;
+}
+
+string dump_multipart_formdata(const MultipartFormData &form) {
+  string s;
+  char buf[BUFSIZ];
+
+  s += "--------------------------------\n";
+
+  for (const auto &x : form.fields) {
+    const auto &name = x.first;
+    const auto &field = x.second;
+
+    snprintf(buf, sizeof(buf), "name: %s\n", name.c_str());
+    s += buf;
+
+    snprintf(buf, sizeof(buf), "text length: %zu\n", field.content.size());
+    s += buf;
+
+    s += "----------------\n";
+  }
+
+  for (const auto &x : form.files) {
+    const auto &name = x.first;
+    const auto &file = x.second;
+
+    snprintf(buf, sizeof(buf), "name: %s\n", name.c_str());
+    s += buf;
+
+    snprintf(buf, sizeof(buf), "filename: %s\n", file.filename.c_str());
+    s += buf;
+
+    snprintf(buf, sizeof(buf), "content type: %s\n", file.content_type.c_str());
+    s += buf;
+
+    snprintf(buf, sizeof(buf), "text length: %zu\n", file.content.size());
+    s += buf;
+
+    s += "----------------\n";
+  }
+
+  return s;
+}
+
+string log(const Request &req, const Response &res) {
+  string s;
+  char buf[BUFSIZ];
+
+  s += "================================\n";
+
+  snprintf(buf, sizeof(buf), "%s %s %s", req.method.c_str(),
+           req.version.c_str(), req.path.c_str());
+  s += buf;
+
+  string query;
+  for (auto it = req.params.begin(); it != req.params.end(); ++it) {
+    const auto &x = *it;
+    snprintf(buf, sizeof(buf), "%c%s=%s",
+             (it == req.params.begin()) ? '?' : '&', x.first.c_str(),
+             x.second.c_str());
+    query += buf;
+  }
+  snprintf(buf, sizeof(buf), "%s\n", query.c_str());
+  s += buf;
+
+  s += dump_headers(req.headers);
+  s += dump_multipart_formdata(req.form);
+
+  s += "--------------------------------\n";
+
+  snprintf(buf, sizeof(buf), "%d\n", res.status);
+  s += buf;
+  s += dump_headers(res.headers);
+
+  return s;
+}
+
+int main(int argc, const char **argv) {
+  if (argc > 1 && string("--help") == argv[1]) {
+    cout << "usage: simplesvr [PORT] [DIR]" << endl;
+    return 1;
+  }
+
+#ifdef CPPHTTPLIB_OPENSSL_SUPPORT
+  SSLServer svr(SERVER_CERT_FILE, SERVER_PRIVATE_KEY_FILE);
+#else
+  Server svr;
+#endif
+
+  svr.Post("/multipart", [](const Request &req, Response &res) {
+    auto body = dump_headers(req.headers) + dump_multipart_formdata(req.form);
+
+    res.set_content(body, "text/plain");
+  });
+
+  svr.set_error_handler([](const Request & /*req*/, Response &res) {
+    const char *fmt = "<p>Error Status: <span style='color:red;'>%d</span></p>";
+    char buf[BUFSIZ];
+    snprintf(buf, sizeof(buf), fmt, res.status);
+    res.set_content(buf, "text/html");
+  });
+
+  svr.set_logger(
+      [](const Request &req, const Response &res) { cout << log(req, res); });
+
+  auto port = 8080;
+  if (argc > 1) { port = atoi(argv[1]); }
+
+  auto base_dir = "./";
+  if (argc > 2) { base_dir = argv[2]; }
+
+  if (!svr.set_mount_point("/", base_dir)) {
+    cout << "The specified base directory doesn't exist...";
+    return 1;
+  }
+
+  cout << "The server started at port " << port << "..." << endl;
+
+  svr.listen("localhost", port);
+
+  return 0;
+}