/*
* Copyright (C) 2014 TeamWin - bigbiff and Dees_Troy mtp database conversion to C++
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <iostream>
#include <vector>
#include <sstream>
#include <sys/stat.h>
#include <sys/statfs.h>
#include <sys/types.h>
#include <unistd.h>
#include <dirent.h>
#include <limits.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <libgen.h>
#include "btree.hpp"
#include "mtp.h"
#include "MtpDebug.h"
Node::Node()
: handle(-1), parent(0), name("")
{
}
Node::Node(MtpObjectHandle handle, MtpObjectHandle parent, const std::string& name)
: handle(handle), parent(parent), name(name)
{
}
void Node::rename(const std::string& newName) {
name = newName;
updateProperty(MTP_PROPERTY_OBJECT_FILE_NAME, 0, name.c_str(), MTP_TYPE_STR);
updateProperty(MTP_PROPERTY_NAME, 0, name.c_str(), MTP_TYPE_STR);
updateProperty(MTP_PROPERTY_DISPLAY_NAME, 0, name.c_str(), MTP_TYPE_STR);
}
MtpObjectHandle Node::Mtpid() const { return handle; }
MtpObjectHandle Node::getMtpParentId() const { return parent; }
const std::string& Node::getName() const { return name; }
uint64_t Node::getIntProperty(MtpPropertyCode property) {
for (unsigned index = 0; index < mtpProp.size(); ++index) {
if (mtpProp[index].property == property)
return mtpProp[index].valueInt;
}
MTPE("Node::getIntProperty failed to find property %x, returning -1\n", (unsigned)property);
return -1;
}
const Node::mtpProperty& Node::getProperty(MtpPropertyCode property) {
static const mtpProperty dummyProp;
for (size_t i = 0; i < mtpProp.size(); ++i) {
if (mtpProp[i].property == property)
return mtpProp[i];
}
MTPE("Node::getProperty failed to find property %x, returning dummy property\n", (unsigned)property);
return dummyProp;
}
void Node::addProperty(MtpPropertyCode property, uint64_t valueInt, std::string valueStr, MtpDataType dataType) {
// MTPD("adding property: %lld, valueInt: %lld, valueStr: %s, dataType: %d\n", property, valueInt, valueStr.c_str(), dataType);
struct mtpProperty prop;
prop.property = property;
prop.valueInt = valueInt;
prop.valueStr = valueStr;
prop.dataType = dataType;
mtpProp.push_back(prop);
}
void Node::updateProperty(MtpPropertyCode property, uint64_t valueInt, std::string valueStr, MtpDataType dataType) {
for (unsigned i = 0; i < mtpProp.size(); i++) {
if (mtpProp[i].property == property) {
mtpProp[i].valueInt = valueInt;
mtpProp[i].valueStr = valueStr;
mtpProp[i].dataType = dataType;
return;
}
}
addProperty(property, valueInt, valueStr, dataType);
}
std::vector<Node::mtpProperty>& Node::getMtpProps() {
return mtpProp;
}
void Node::addProperties(const std::string& path, int storageID) {
MTPD("addProperties: handle: %u, filename: '%s'\n", handle, getName().c_str());
struct stat st;
int mFormat = 0;
uint64_t puid;
off_t file_size = 0;
std::string mtpidStr = static_cast<std::ostringstream*>( &(std::ostringstream() << handle) )->str();
std::string storageIDStr = static_cast<std::ostringstream*>( &(std::ostringstream() << storageID) )->str();
std::string puidStr = storageIDStr + mtpidStr;
if ( ! (std::istringstream(puidStr) >> puid) ) puid = 0;
mFormat = MTP_FORMAT_UNDEFINED; // file
if (lstat(path.c_str(), &st) == 0) {
file_size = st.st_size;
if (S_ISDIR(st.st_mode))
mFormat = MTP_FORMAT_ASSOCIATION; // folder
}
// TODO: don't store properties with constant values at all, add them at query time instead
addProperty(MTP_PROPERTY_STORAGE_ID, storageID, "", MTP_TYPE_UINT32);
addProperty(MTP_PROPERTY_OBJECT_FORMAT, mFormat, "", MTP_TYPE_UINT16);
addProperty(MTP_PROPERTY_PROTECTION_STATUS, 0, "", MTP_TYPE_UINT16);
addProperty(MTP_PROPERTY_OBJECT_SIZE, file_size, "", MTP_TYPE_UINT64);
addProperty(MTP_PROPERTY_OBJECT_FILE_NAME, 0, getName().c_str(), MTP_TYPE_STR);
addProperty(MTP_PROPERTY_DATE_MODIFIED, st.st_mtime, "", MTP_TYPE_UINT64);
addProperty(MTP_PROPERTY_PARENT_OBJECT, parent, "", MTP_TYPE_UINT32);
addProperty(MTP_PROPERTY_PERSISTENT_UID, puid, "", MTP_TYPE_UINT128);
// TODO: we can't really support persistent UIDs without a persistent DB.
// probably a combination of volume UUID + st_ino would come close.
// doesn't help for fs with no native inodes numbers like fat though...
addProperty(MTP_PROPERTY_NAME, 0, getName().c_str(), MTP_TYPE_STR);
addProperty(MTP_PROPERTY_DISPLAY_NAME, 0, getName().c_str(), MTP_TYPE_STR);
addProperty(MTP_PROPERTY_DATE_ADDED, st.st_mtime, "", MTP_TYPE_UINT64);
addProperty(MTP_PROPERTY_DESCRIPTION, 0, "", MTP_TYPE_STR);
addProperty(MTP_PROPERTY_ARTIST, 0, "", MTP_TYPE_STR);
addProperty(MTP_PROPERTY_ALBUM_NAME, 0, "", MTP_TYPE_STR);
addProperty(MTP_PROPERTY_ALBUM_ARTIST, 0, "", MTP_TYPE_STR);
addProperty(MTP_PROPERTY_TRACK, 0, "", MTP_TYPE_UINT16);
addProperty(MTP_PROPERTY_ORIGINAL_RELEASE_DATE, 2014, "", MTP_TYPE_UINT64); // TODO: extract year from st.st_mtime?
addProperty(MTP_PROPERTY_DURATION, 0, "", MTP_TYPE_UINT32);
addProperty(MTP_PROPERTY_GENRE, 0, "", MTP_TYPE_STR);
addProperty(MTP_PROPERTY_COMPOSER, 0, "", MTP_TYPE_STR);
addProperty(MTP_PROPERTY_ARTIST, 0, "", MTP_TYPE_STR);
addProperty(MTP_PROPERTY_ALBUM_NAME, 0, "", MTP_TYPE_STR);
addProperty(MTP_PROPERTY_DURATION, 0, "", MTP_TYPE_UINT32);
addProperty(MTP_PROPERTY_DESCRIPTION, 0, "", MTP_TYPE_STR);
}
