bool addExistingFile(string fileName, string address, string owner) {
string fileDirectory = getFilePath(fileName);
if (!isSaved(fileName)) throw accessError(NOT_SAVED);
if (!isExisting(address)) throw accessError(NO_FILE);
if (!isAccessable(fileName, owner)) throw accessError(NOT_USER);
diffTree tree(fileName);
diffNode* start = tree.getTreePathByID(tree.currentVersion);
diffNode* finish = tree.getTreePath();
modernizeFile(fileName, tree.getVersionsPath(start, finish));
vector<diffString> exf;
vector<diffString> newf;
ifstream existingFile(fileDirectory + '\\' + fileName);
ifstream newFile(address);
while (!existingFile.eof()) {
diffString buf;
buf.text = new char[MAX];
existingFile.getline(buf.text, MAX);
buf.length = strlen(buf.text);
exf.push_back(buf);
}
while (!newFile.eof()) {
diffString buf;
buf.text = new char[MAX];
newFile.getline(buf.text, MAX);
buf.length = strlen(buf.text);
newf.push_back(buf);
}
vector<diffString> difference = diff(exf, newf);
showChangesVector(difference);
diffNode* child = new diffNode;
child->diffLine = difference;
tree.addNode(finish, child);
ofstream diffFile(fileDirectory + '\\' + fileName + "-diff.dat");
diffFile.close();
tree.printDiffTreeFile(fileName);
deleteFile(fileName);
addFile(fileName, address);
return true;
}
Disc* Field::getDisc(int column, int row) {
if(!isAccessable(column, row))
return NULL;
return currentDiscs.at(column).at(row);
}
