Files @ 79b50300351f
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Location: libtransport.git/src/storagebackend.cpp

Jan Kaluza
Check if the user is in room before sending information about nick change. Fixes bug when users have been added to all rooms when they changed their IRC nickname
#include "transport/storagebackend.h"
#include "transport/config.h"

#include "transport/sqlite3backend.h"
#include "transport/mysqlbackend.h"
#include "transport/pqxxbackend.h"

#include "Swiften/Swiften.h"

namespace Transport {

StorageBackend *StorageBackend::createBackend(Config *config, std::string &error) {
	StorageBackend *storageBackend = NULL;
#ifdef WITH_SQLITE
	if (CONFIG_STRING(config, "database.type") == "sqlite3") {
		storageBackend = new SQLite3Backend(config);
	}
#else
	if (CONFIG_STRING(config, "database.type") == "sqlite3") {
		error = "Libtransport is not compiled with sqlite3 backend support.";
	}
#endif

#ifdef WITH_MYSQL
	if (CONFIG_STRING(config, "database.type") == "mysql") {
		storageBackend = new MySQLBackend(config);
	}
#else
	if (CONFIG_STRING(config, "database.type") == "mysql") {
		error = "Spectrum2 is not compiled with mysql backend support.";
	}
#endif

#ifdef WITH_PQXX
	if (CONFIG_STRING(config, "database.type") == "pqxx") {
		storageBackend = new PQXXBackend(config);
	}
#else
	if (CONFIG_STRING(config, "database.type") == "pqxx") {
		error = "Spectrum2 is not compiled with pqxx backend support.";
	}
#endif

	if (CONFIG_STRING(config, "database.type") != "mysql" && CONFIG_STRING(config, "database.type") != "sqlite3"
		&& CONFIG_STRING(config, "database.type") != "pqxx" && CONFIG_STRING(config, "database.type") != "none") {
		error = "Unknown storage backend " + CONFIG_STRING(config, "database.type");
	}

	return storageBackend;
}

std::string StorageBackend::encryptPassword(const std::string &password, const std::string &key) {
	std::string encrypted;
	encrypted.resize(password.size());
	for (int i = 0; i < password.size(); i++) {
		char c = password[i];
		char keychar = key[i % key.size()];
		c += keychar;
		encrypted[i] = c;
	}

	encrypted = Swift::Base64::encode(Swift::createByteArray(encrypted));
	return encrypted;
}

std::string StorageBackend::decryptPassword(std::string &encrypted, const std::string &key) {
	encrypted = Swift::byteArrayToString(Swift::Base64::decode(encrypted));
	std::string password;
	password.resize(encrypted.size());
	for (int i = 0; i < encrypted.size(); i++) {
		char c = encrypted[i];
		char keychar = key[i % key.size()];
		c -= keychar;
		password[i] = c;
	}

	return password;
}

std::string StorageBackend::serializeGroups(const std::vector<std::string> &groups) {
	std::string ret;
	BOOST_FOREACH(const std::string &group, groups) {
		ret += group + "\n";
	}
	if (!ret.empty()) {
		ret.erase(ret.end() - 1);
	}
	return ret;
}

std::vector<std::string> StorageBackend::deserializeGroups(std::string &groups) {
	std::vector<std::string> ret;
	if (groups.empty()) {
		return ret;
	}

	boost::split(ret, groups, boost::is_any_of("\n"));
	if (ret.back().empty()) {
		ret.erase(ret.end() - 1);
	}
	return ret;
}

}