keita
93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
#include <cocoatweet/api/interface/httpPost.h>
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#include "cocoatweet/util/util.h"
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#include <iterator>
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#include <memory>
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#include <vector>
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#include <sstream>
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#include <stdexcept>
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extern "C" {
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#include <curl/curl.h>
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}
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namespace CocoaTweet::API::Interface {
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size_t HttpPost::curlCallback_(char* _ptr, size_t _size, size_t _nmemb, std::string* _stream) {
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int realsize = _size * _nmemb;
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_stream->append(_ptr, realsize);
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return realsize;
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}
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void HttpPost::process(std::weak_ptr<CocoaTweet::OAuth::OAuth1> _oauth,
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std::function<void(const unsigned int, const std::string&)> _callback) {
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// エンドポイントへのパラメータにOAuthパラメータを付加して署名作成
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auto oauth = _oauth.lock();
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auto oauthParam = oauth->oauthParam();
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auto sigingParam = oauthParam;
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if (contentType_ == "application/x-www-form-urlencoded") {
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for (const auto [k, v] : bodyParam_) {
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sigingParam.insert_or_assign(k, v);
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}
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}
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auto signature = oauth->signature(sigingParam, "POST", url_);
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// 作成した署名をエンドポイントへのパラメータ及びOAuthパラメータに登録
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oauthParam.merge(signature);
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// リクエストボディの構築
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std::string requestBody = "";
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{
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std::vector<std::string> tmp;
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for (const auto& [key, value] : bodyParam_) {
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tmp.push_back(key + "=" + value);
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}
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requestBody = CocoaTweet::Util::join(tmp, "&");
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}
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// ヘッダの構築
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std::string oauthHeader = "authorization: OAuth ";
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{
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std::vector<std::string> tmp;
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for (const auto& [key, value] : oauthParam) {
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tmp.push_back(key + "=" + CocoaTweet::Util::urlEncode(value));
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}
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oauthHeader += CocoaTweet::Util::join(tmp, ",");
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}
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// do post
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CURL* curl;
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CURLcode res;
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std::string rcv;
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long responseCode;
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curl = curl_easy_init();
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url_ = url_;
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if (curl) {
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curl_easy_setopt(curl, CURLOPT_URL, url_.c_str());
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curl_easy_setopt(curl, CURLOPT_POST, 1);
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curl_easy_setopt(curl, CURLOPT_POSTFIELDS, requestBody.c_str());
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curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, requestBody.length());
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curlCallback_);
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, (std::string*)&rcv);
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#ifndef NDEBUG
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curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
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#endif
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// Headerを保持するcurl_slist*を初期化
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struct curl_slist* headers = NULL;
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// Authorizationをヘッダに追加
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headers = curl_slist_append(headers, oauthHeader.c_str());
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
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res = curl_easy_perform(curl);
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curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &responseCode);
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curl_easy_cleanup(curl);
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}
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if (res != CURLE_OK) {
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throw std::runtime_error(std::string("INTERNAL ERROR : curl(") + std::to_string(res) + ")");
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exit(1);
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}
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if (_callback) {
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_callback(responseCode, rcv);
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}
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}
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} // namespace CocoaTweet::API::Interface
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