mirror of https://github.com/AxioDL/metaforce.git
314 lines
7.8 KiB
C++
314 lines
7.8 KiB
C++
#include <sys/stat.h>
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include <system_error>
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#if _WIN32
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#else
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#include <unistd.h>
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#endif
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#include "HECLDatabase.hpp"
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namespace HECL
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{
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namespace Database
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{
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/**********************************************
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* Project::ConfigFile
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**********************************************/
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static inline bool CheckNewLineAdvance(std::string::const_iterator& it)
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{
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if (*it == '\n')
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{
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it += 1;
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return true;
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}
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else if (*it == '\r')
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{
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if (*(it+1) == '\n')
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{
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it += 2;
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return true;
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}
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it += 1;
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return true;
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}
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return false;
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}
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Project::ConfigFile::ConfigFile(const Project& project, const SystemString& name,
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const SystemString& subdir)
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{
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m_filepath = project.m_rootPath.getAbsolutePath() + subdir + name;
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}
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std::list<std::string>& Project::ConfigFile::lockAndRead()
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{
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if (m_lockedFile)
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return m_lines;
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m_lockedFile = HECL::Fopen(m_filepath.c_str(), _S("a+"), LWRITE);
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std::string mainString;
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char readBuf[1024];
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size_t readSz;
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while ((readSz = fread(readBuf, 1, 1024, m_lockedFile)))
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mainString += std::string(readBuf, readSz);
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std::string::const_iterator begin = mainString.begin();
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std::string::const_iterator end = mainString.begin();
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m_lines.clear();
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while (end != mainString.end())
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{
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std::string::const_iterator origEnd = end;
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if (*end == '\0')
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break;
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else if (CheckNewLineAdvance(end))
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{
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if (begin != origEnd)
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m_lines.push_back(std::string(begin, origEnd));
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begin = end;
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continue;
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}
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++end;
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}
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if (begin != end)
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m_lines.push_back(std::string(begin, end));
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return m_lines;
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}
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void Project::ConfigFile::addLine(const std::string& line)
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{
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if (!checkForLine(line))
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m_lines.push_back(line);
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}
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void Project::ConfigFile::removeLine(const std::string& refLine)
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{
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if (!m_lockedFile)
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throw HECL::Exception(_S("Project::ConfigFile::lockAndRead not yet called"));
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for (auto it = m_lines.begin();
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it != m_lines.end();
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++it)
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{
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if (!(*it).compare(refLine))
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it = m_lines.erase(it);
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}
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}
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bool Project::ConfigFile::checkForLine(const std::string& refLine)
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{
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if (!m_lockedFile)
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throw HECL::Exception(_S("Project::ConfigFile::lockAndRead not yet called"));
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for (const std::string& line : m_lines)
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{
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if (!line.compare(refLine))
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return true;
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}
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return false;
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}
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void Project::ConfigFile::unlockAndDiscard()
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{
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if (!m_lockedFile)
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throw HECL::Exception(_S("Project::ConfigFile::lockAndRead not yet called"));
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m_lines.clear();
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fclose(m_lockedFile);
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m_lockedFile = NULL;
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}
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bool Project::ConfigFile::unlockAndCommit()
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{
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if (!m_lockedFile)
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throw HECL::Exception(_S("Project::ConfigFile::lockAndRead not yet called"));
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SystemString newPath = m_filepath + _S(".part");
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FILE* newFile = HECL::Fopen(newPath.c_str(), _S("w"), LWRITE);
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bool fail = false;
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for (const std::string& line : m_lines)
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{
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if (fwrite(line.c_str(), 1, line.size(), newFile) != line.size())
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{
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fail = true;
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break;
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}
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if (fwrite("\n", 1, 1, newFile) != 1)
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{
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fail = true;
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break;
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}
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}
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m_lines.clear();
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fclose(newFile);
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fclose(m_lockedFile);
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m_lockedFile = NULL;
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if (fail)
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{
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unlink(newPath.c_str());
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return false;
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}
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else
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{
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rename(newPath.c_str(), m_filepath.c_str());
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return true;
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}
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}
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/**********************************************
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* Project
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**********************************************/
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Project::Project(const ProjectRootPath& rootPath)
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: m_rootPath(rootPath),
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m_specs(*this, _S("specs")),
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m_paths(*this, _S("paths")),
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m_groups(*this, _S("groups"))
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{
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/* Stat for existing project directory (must already exist) */
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struct stat myStat;
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if (HECL::Stat(m_rootPath.getAbsolutePath().c_str(), &myStat))
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throw std::error_code(errno, std::system_category());
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if (!S_ISDIR(myStat.st_mode))
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throw std::invalid_argument("provided path must be a directory; '" +
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m_rootPath.getAbsolutePathUTF8() + "' isn't");
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/* Create project directory structure */
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HECL::MakeDir(m_rootPath.getAbsolutePath() + _S("/.hecl"));
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HECL::MakeDir(m_rootPath.getAbsolutePath() + _S("/.hecl/cooked"));
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/* Ensure beacon is valid or created */
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FILE* bf = HECL::Fopen((m_rootPath.getAbsolutePath() + _S("/.hecl/beacon")).c_str(), _S("a+b"));
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struct BeaconStruct
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{
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FourCC magic;
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uint32_t version;
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} beacon;
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#define DATA_VERSION 1
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static const FourCC hecl("HECL");
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if (fread(&beacon, 1, sizeof(beacon), bf) != sizeof(beacon))
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{
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fseek(bf, 0, SEEK_SET);
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beacon.magic = hecl;
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beacon.version = SBig(DATA_VERSION);
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fwrite(&beacon, 1, sizeof(beacon), bf);
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}
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fclose(bf);
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if (beacon.magic != hecl ||
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SBig(beacon.version) != DATA_VERSION)
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throw Exception(_S("incompatible HECL project"));
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/* Compile current dataspec */
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rescanDataSpecs();
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}
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void Project::registerLogger(FLogger logger)
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{
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m_logger = logger;
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}
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bool Project::addPaths(const std::vector<ProjectPath>& paths)
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{
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m_paths.lockAndRead();
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for (const ProjectPath& path : paths)
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m_paths.addLine(path.getRelativePathUTF8());
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return m_paths.unlockAndCommit();
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}
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bool Project::removePaths(const std::vector<ProjectPath>& paths, bool recursive)
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{
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std::list<std::string>& existingPaths = m_paths.lockAndRead();
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if (recursive)
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{
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for (const ProjectPath& path : paths)
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{
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std::string recursiveBase = path.getRelativePathUTF8();
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for (auto it = existingPaths.begin();
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it != existingPaths.end();
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++it)
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{
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if (!(*it).compare(0, recursiveBase.size(), recursiveBase))
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it = existingPaths.erase(it);
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}
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}
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}
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else
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for (const ProjectPath& path : paths)
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m_paths.removeLine(path.getRelativePathUTF8());
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return m_paths.unlockAndCommit();
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}
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bool Project::addGroup(const HECL::ProjectPath& path)
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{
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m_groups.lockAndRead();
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m_groups.addLine(path.getRelativePathUTF8());
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return m_groups.unlockAndCommit();
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}
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bool Project::removeGroup(const ProjectPath& path)
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{
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m_groups.lockAndRead();
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m_groups.removeLine(path.getRelativePathUTF8());
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return m_groups.unlockAndCommit();
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}
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void Project::rescanDataSpecs()
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{
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m_compiledSpecs.clear();
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m_specs.lockAndRead();
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for (const DataSpecEntry* spec = DATA_SPEC_REGISTRY;
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spec->name.size();
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++spec)
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{
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SystemUTF8View specUTF8(spec->name);
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m_compiledSpecs.push_back({*spec, m_specs.checkForLine(specUTF8.utf8_str()) ? true : false});
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}
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m_specs.unlockAndDiscard();
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}
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bool Project::enableDataSpecs(const std::vector<SystemString>& specs)
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{
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m_specs.lockAndRead();
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for (const SystemString& spec : specs)
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m_specs.addLine(spec);
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return m_specs.unlockAndCommit();
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}
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bool Project::disableDataSpecs(const std::vector<SystemString>& specs)
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{
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m_specs.lockAndRead();
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for (const SystemString& spec : specs)
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m_specs.removeLine(spec);
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return m_specs.unlockAndCommit();
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}
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bool Project::cookPath(const ProjectPath& path,
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std::function<void(std::string&, Cost, unsigned)> feedbackCb,
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bool recursive)
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{
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}
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void Project::interruptCook()
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{
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}
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bool Project::cleanPath(const ProjectPath& path, bool recursive)
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{
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}
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PackageDepsgraph Project::buildPackageDepsgraph(const ProjectPath& path)
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{
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}
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}
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}
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