mirror of
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119 lines
3.2 KiB
C++
119 lines
3.2 KiB
C++
#ifndef HTTPS_NOT_AVAILABLE
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#include <cstring>
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#include "Common/Net/HTTPRequest.h"
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#include "Common/Net/HTTPNaettRequest.h"
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#include "Common/Thread/ThreadUtil.h"
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#include "Common/Log.h"
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#include "ext/naett/naett.h"
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namespace http {
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HTTPSDownload::HTTPSDownload(RequestMethod method, const std::string &url, const std::string &postData, const std::string &postMime, const Path &outfile, ProgressBarMode progressBarMode, const std::string &name)
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: Download(url, name, &cancelled_), method_(method), postData_(postData), postMime_(postMime), outfile_(outfile), progressBarMode_(progressBarMode) {
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}
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HTTPSDownload::~HTTPSDownload() {
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Join();
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}
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void HTTPSDownload::Start() {
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_dbg_assert_(!req_);
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_dbg_assert_(!res_);
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std::vector<naettOption *> options;
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options.push_back(naettMethod(method_ == RequestMethod::GET ? "GET" : "POST"));
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options.push_back(naettHeader("Accept", acceptMime_));
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if (!postMime_.empty()) {
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options.push_back(naettHeader("Content-Type", postMime_.c_str()));
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}
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if (method_ == RequestMethod::POST) {
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if (!postData_.empty()) {
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// Note: Naett does not take ownership over the body.
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options.push_back(naettBody(postData_.data(), (int)postData_.size()));
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}
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} else {
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_dbg_assert_(postData_.empty());
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}
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// 30 s timeout - not sure what's reasonable?
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options.push_back(naettTimeout(30 * 1000)); // milliseconds
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const naettOption **opts = (const naettOption **)options.data();
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req_ = naettRequestWithOptions(url_.c_str(), (int)options.size(), opts);
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res_ = naettMake(req_);
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}
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void HTTPSDownload::Join() {
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if (!res_ || !req_)
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return; // No pending operation.
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// Tear down.
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if (completed_ && res_) {
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_dbg_assert_(req_);
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naettClose(res_);
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naettFree(req_);
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res_ = nullptr;
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req_ = nullptr;
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} else {
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ERROR_LOG(IO, "HTTPSDownload::Join not implemented");
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}
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}
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bool HTTPSDownload::Done() {
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if (completed_)
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return true;
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if (!naettComplete(res_)) {
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// Not done yet, return and try again later.
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return false;
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}
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// -1000 is a code specified by us to represent cancellation, that is unlikely to ever collide with naett error codes.
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resultCode_ = IsCancelled() ? -1000 : naettGetStatus(res_);
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if (resultCode_ < 0) {
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// It's a naett error. Translate and handle.
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switch (resultCode_) {
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case naettConnectionError: // -1
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ERROR_LOG(IO, "Connection error");
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break;
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case naettProtocolError: // -2
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ERROR_LOG(IO, "Protocol error");
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break;
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case naettReadError: // -3
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ERROR_LOG(IO, "Read error");
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break;
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case naettWriteError: // -4
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ERROR_LOG(IO, "Write error");
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break;
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case naettGenericError: // -5
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ERROR_LOG(IO, "Generic error");
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break;
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default:
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ERROR_LOG(IO, "Unhandled naett error %d", resultCode_);
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break;
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}
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failed_ = true;
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} else if (resultCode_ == 200) {
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int bodyLength;
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const void *body = naettGetBody(res_, &bodyLength);
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char *dest = buffer_.Append(bodyLength);
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memcpy(dest, body, bodyLength);
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if (!outfile_.empty() && !buffer_.FlushToFile(outfile_)) {
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ERROR_LOG(IO, "Failed writing download to '%s'", outfile_.c_str());
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}
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} else {
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WARN_LOG(IO, "Naett request failed: %d", resultCode_);
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failed_ = true;
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}
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completed_ = true;
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// The callback will be called later.
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return true;
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}
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} // namespace http
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#endif // HTTPS_NOT_AVAILABLE
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