Removed unnecessary files
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#include <fstream>
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#include "TranscodeResource.hpp"
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TranscodeResource::TranscodeResource(const boost::filesystem::path& p, const Transcoder::Parameters& params, Wt::WObject *parent)
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: Wt::WResource(parent),
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// _transcoder(params),
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_path(p)
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{
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// suggestFileName(p.filename());
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}
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TranscodeResource::~TranscodeResource()
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{
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beingDeleted();
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}
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void
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TranscodeResource::handleRequest(const Wt::Http::Request& request, Wt::Http::Response& response)
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{
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std::ifstream r(_path.string().c_str(), std::ios::in | std::ios::binary);
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handleRequestPiecewise(request, response, r);
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}
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void
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TranscodeResource::handleRequestPiecewise(const Wt::Http::Request& request,
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Wt::Http::Response& response,
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std::istream& input)
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{
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suggestFileName( _path.filename().string() );
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Wt::Http::ResponseContinuation *continuation = request.continuation();
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::uint64_t startByte = continuation ?
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boost::any_cast< ::uint64_t >(continuation->data()) : 0;
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if (startByte == 0) {
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/*
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* Initial request (not a continuation)
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*/
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if (!input) {
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response.setStatus(404);
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return;
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}
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/*
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* See if we should return a range.
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*/
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input.seekg(0, std::ios::end);
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std::istream::pos_type isize = input.tellg();
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input.seekg(0, std::ios::beg);
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Wt::Http::Request::ByteRangeSpecifier ranges = request.getRanges(isize);
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if (!ranges.isSatisfiable()) {
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std::ostringstream contentRange;
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contentRange << "bytes */" << isize;
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response.setStatus(416); // Requested range not satisfiable
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response.addHeader("Content-Range", contentRange.str());
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return;
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}
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if (ranges.size() == 1) {
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response.setStatus(206);
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startByte = ranges[0].firstByte();
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_beyondLastByte = std::streamsize(ranges[0].lastByte() + 1);
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std::ostringstream contentRange;
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contentRange << "bytes " << startByte << "-"
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<< _beyondLastByte - 1 << "/" << isize;
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response.addHeader("Content-Range", contentRange.str());
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response.setContentLength(::uint64_t(_beyondLastByte) - startByte);
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} else {
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_beyondLastByte = std::streamsize(isize);
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response.setContentLength(::uint64_t(_beyondLastByte));
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}
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response.setMimeType("plain/text");
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}
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input.seekg(static_cast<std::istream::pos_type>(startByte));
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// According to 27.6.1.3, paragraph 1 of ISO/IEC 14882:2003(E),
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// each unformatted input function may throw an exception.
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boost::scoped_array<char> buf(new char[_bufferSize]);
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std::streamsize sbufferSize = std::streamsize(_bufferSize);
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std::streamsize restSize = _beyondLastByte - std::streamsize(startByte);
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std::streamsize pieceSize = sbufferSize > restSize ? restSize : sbufferSize;
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std::cout << "Seeking to " << startByte << ", pieceSize = " << pieceSize << std::endl;
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input.read(buf.get(), pieceSize);
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std::streamsize actualPieceSize = input.gcount();
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response.out().write(buf.get(), actualPieceSize);
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if (input.good() && actualPieceSize < restSize) {
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continuation = response.createContinuation();
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continuation->setData(startByte + ::uint64_t(_bufferSize));
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}
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}
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