unsigned int CArchiveScanner::GetArchiveCompleteChecksum(const std::string& name) const
{
const std::vector<std::string>& ars = GetAllArchivesUsedBy(name);
unsigned int checksum = 0;
for (unsigned int a = 0; a < ars.size(); a++) {
checksum ^= GetSingleArchiveChecksum(ars[a]);
}
LOG_S(LOG_SECTION_ARCHIVESCANNER, "archive checksum %s: %d/%u", name.c_str(), checksum, checksum);
return checksum;
}
unsigned int CArchiveScanner::GetArchiveCompleteChecksum(const std::string& name)
{
const std::vector<std::string> ars = GetAllArchivesUsedBy(name);
unsigned int checksum = 0;
for (const std::string& depName: ars) {
const std::string& archive = ArchiveFromName(depName);
checksum ^= GetSingleArchiveChecksum(GetArchivePath(archive) + archive);
}
LOG_S(LOG_SECTION_ARCHIVESCANNER, "archive checksum %s: %d/%u", name.c_str(), checksum, checksum);
return checksum;
}
std::vector<std::string> CArchiveScanner::GetAllArchivesUsedBy(const std::string& root, int depth) const
{
LOG_S(LOG_SECTION_ARCHIVESCANNER, "GetArchives: %s (depth %u)", root.c_str(), depth);
// Protect against circular dependencies
// (worst case depth is if all archives form one huge dependency chain)
if ((unsigned)depth > archiveInfos.size()) {
throw content_error("Circular dependency");
}
std::vector<std::string> ret;
std::string resolvedName = ArchiveNameResolver::GetGame(root);
std::string lcname = StringToLower(ArchiveFromName(resolvedName));
std::map<std::string, ArchiveInfo>::const_iterator aii = archiveInfos.find(lcname);
if (aii == archiveInfos.end()) {
#ifdef UNITSYNC
// unresolved dep, add it, so unitsync still shows this file
ret.push_back(lcname);
return ret;
#else
throw content_error("Archive \"" + lcname + "\" not found");
#endif
}
// Check if this archive has been replaced
while (aii->second.replaced.length() > 0) {
// FIXME instead of this, call this function recursively, to get the propper error handling
aii = archiveInfos.find(aii->second.replaced);
if (aii == archiveInfos.end()) {
#ifdef UNITSYNC
// unresolved dep, add it, so unitsync still shows this file
ret.push_back(lcname);
return ret;
#else
throw content_error("Unknown error parsing archive replacements");
#endif
}
}
// add depth-first
ret.push_back(aii->second.path + aii->second.origName);
for (const std::string& dep: aii->second.archiveData.GetDependencies()) {
const std::vector<std::string>& deps = GetAllArchivesUsedBy(dep, depth + 1);
for (const std::string& depSub: deps) {
AddDependency(ret, depSub);
}
}
return ret;
}
