/* * Copyright (c) 2010-2013 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ #include <Swift/Controllers/Storages/AvatarFileStorage.h> #include <iostream> #include <boost/filesystem/fstream.hpp> #include <boost/filesystem.hpp> #include <Swiften/Base/foreach.h> #include <Swiften/Base/String.h> #include <Swiften/StringCodecs/Hexify.h> #include <Swiften/Crypto/CryptoProvider.h> namespace Swift { AvatarFileStorage::AvatarFileStorage(const boost::filesystem::path& avatarsDir, const boost::filesystem::path& avatarsFile, CryptoProvider* crypto) : avatarsDir(avatarsDir), avatarsFile(avatarsFile), crypto(crypto) { if (boost::filesystem::exists(avatarsFile)) { try { boost::filesystem::ifstream file(avatarsFile); std::string line; if (file.is_open()) { while (!file.eof()) { getline(file, line); std::pair<std::string, std::string> r = String::getSplittedAtFirst(line, ' '); JID jid(r.second); if (jid.isValid()) { jidAvatars.insert(std::make_pair(jid, r.first)); } else if (!r.first.empty() || !r.second.empty()) { std::cerr << "Invalid entry in avatars file: " << r.second << std::endl; } } } } catch (...) { std::cerr << "Error reading avatars file" << std::endl; } } } bool AvatarFileStorage::hasAvatar(const std::string& hash) const { return boost::filesystem::exists(getAvatarPath(hash)); } void AvatarFileStorage::addAvatar(const std::string& hash, const ByteArray& avatar) { assert(Hexify::hexify(crypto->getSHA1Hash(avatar)) == hash); boost::filesystem::path avatarPath = getAvatarPath(hash); if (!boost::filesystem::exists(avatarPath.parent_path())) { try { boost::filesystem::create_directories(avatarPath.parent_path()); } catch (const boost::filesystem::filesystem_error& e) { std::cerr << "ERROR: " << e.what() << std::endl; } } boost::filesystem::ofstream file(avatarPath, boost::filesystem::ofstream::binary|boost::filesystem::ofstream::out); file.write(reinterpret_cast<const char*>(vecptr(avatar)), static_cast<std::streamsize>(avatar.size())); file.close(); } boost::filesystem::path AvatarFileStorage::getAvatarPath(const std::string& hash) const { return avatarsDir / hash; } ByteArray AvatarFileStorage::getAvatar(const std::string& hash) const { ByteArray data; readByteArrayFromFile(data, getAvatarPath(hash)); return data; } void AvatarFileStorage::setAvatarForJID(const JID& jid, const std::string& hash) { std::pair<JIDAvatarMap::iterator, bool> r = jidAvatars.insert(std::make_pair(jid, hash)); if (r.second) { saveJIDAvatars(); } else if (r.first->second != hash) { r.first->second = hash; saveJIDAvatars(); } } std::string AvatarFileStorage::getAvatarForJID(const JID& jid) const { JIDAvatarMap::const_iterator i = jidAvatars.find(jid); return i == jidAvatars.end() ? "" : i->second; } void AvatarFileStorage::saveJIDAvatars() { try { boost::filesystem::ofstream file(avatarsFile); for (JIDAvatarMap::const_iterator i = jidAvatars.begin(); i != jidAvatars.end(); ++i) { file << i->second << " " << i->first.toString() << std::endl; } file.close(); } catch (...) { std::cerr << "Error writing avatars file" << std::endl; } } }