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#include "platform/platform.hpp"
#include "platform/local_country_file.hpp"
#include "coding/base64.hpp"
#include "coding/file_name_utils.hpp"
#include "coding/sha2.hpp"
#include "coding/writer.hpp"
#include "base/logging.hpp"
#include "std/target_os.hpp"
#include "std/thread.hpp"
#include <errno.h>
// static
Platform::EError Platform::ErrnoToError()
{
switch (errno)
{
case ENOENT:
return ERR_FILE_DOES_NOT_EXIST;
case EACCES:
return ERR_ACCESS_FAILED;
case ENOTEMPTY:
return ERR_DIRECTORY_NOT_EMPTY;
case EEXIST:
return ERR_FILE_ALREADY_EXISTS;
default:
return ERR_UNKNOWN;
}
}
string Platform::ReadPathForFile(string const & file, string searchScope) const
{
if (searchScope.empty())
searchScope = "wrf";
string fullPath;
for (size_t i = 0; i < searchScope.size(); ++i)
{
switch (searchScope[i])
{
case 'w': fullPath = m_writableDir + file; break;
case 'r': fullPath = m_resourcesDir + file; break;
case 's': fullPath = m_settingsDir + file; break;
case 'f': fullPath = file; break;
default : CHECK(false, ("Unsupported searchScope:", searchScope)); break;
}
if (IsFileExistsByFullPath(fullPath))
return fullPath;
}
string const possiblePaths = m_writableDir + "\n" + m_resourcesDir + "\n" + m_settingsDir;
MYTHROW(FileAbsentException, ("File", file, "doesn't exist in the scope", searchScope,
"Have been looking in:\n", possiblePaths));
}
string Platform::HashUniqueID(string const & s)
{
// generate sha2 hash for UUID
string const hash = sha2::digest256(s, false);
// xor it
size_t const offset = hash.size() / 4;
string xoredHash;
for (size_t i = 0; i < offset; ++i)
xoredHash.push_back(hash[i] ^ hash[i + offset] ^ hash[i + offset * 2] ^ hash[i + offset * 3]);
// and use base64 encoding
return base64_for_user_ids::encode(xoredHash);
}
string Platform::ResourcesMetaServerUrl() const
{
return "http://active.resources.servers.url";
}
string Platform::MetaServerUrl() const
{
return "http://active.servers.url";
}
string Platform::DefaultUrlsJSON() const
{
return "[\"http://v2s-1.mapswithme.com/\",\"http://v2s-2.mapswithme.com/\",\"http://v2s-3.mapswithme.com/\"]";
}
void Platform::GetFontNames(FilesList & res) const
{
ASSERT(res.empty(), ());
/// @todo Actually, this list should present once in all our code.
/// We can take it from data/external_resources.txt
char const * arrDef[] = {
#ifndef OMIM_OS_ANDROID
"00_roboto_regular.ttf",
#endif
"01_dejavusans.ttf",
"02_droidsans-fallback.ttf",
"03_jomolhari-id-a3d.ttf",
"04_padauk.ttf",
"05_khmeros.ttf",
"06_code2000.ttf",
};
res.insert(res.end(), arrDef, arrDef + ARRAY_SIZE(arrDef));
GetSystemFontNames(res);
LOG(LINFO, ("Available font files:", (res)));
}
void Platform::GetFilesByExt(string const & directory, string const & ext, FilesList & outFiles)
{
// Transform extension mask to regexp (.mwm -> \.mwm$)
ASSERT ( !ext.empty(), () );
ASSERT_EQUAL ( ext[0], '.' , () );
GetFilesByRegExp(directory, '\\' + ext + '$', outFiles);
}
// static
void Platform::GetFilesByType(string const & directory, unsigned typeMask, FilesList & outFiles)
{
FilesList allFiles;
GetFilesByRegExp(directory, ".*", allFiles);
for (string const & file : allFiles)
{
EFileType type;
if (GetFileType(my::JoinFoldersToPath(directory, file), type) != ERR_OK)
continue;
if (typeMask & type)
outFiles.push_back(file);
}
}
string Platform::DeviceName() const
{
return OMIM_OS_NAME;
}
void Platform::SetWritableDirForTests(string const & path)
{
m_writableDir = my::AddSlashIfNeeded(path);
}
void Platform::SetResourceDir(string const & path)
{
m_resourcesDir = my::AddSlashIfNeeded(path);
}
unsigned Platform::CpuCores() const
{
unsigned const cores = thread::hardware_concurrency();
return cores > 0 ? cores : 1;
}
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