/// <summary>
/// Private constructer for an ABC node. Use <see cref="ParseFile(string)"/> instead.
/// </summary>
/// <param name="key">This nodes key.</param>
/// <param name="parent">The parent of this node.</param>
private ABCFormat(string key, ABCFormat parent = null)
{
m_Key = key;
m_Parent = parent;
if (parent != null)
{
parent[key] = this;
}
}
/// <summary>
/// Parses an .abc file.
/// </summary>
/// <param name="path">path to the .abc-file</param>
/// <returns>The root node in the ABC-file format structure</returns>
internal static ABCFormat ParseFile(string path)
{
if (!System.IO.File.Exists(path))
{
return(NullNode);
}
var lines = System.IO.File.ReadAllLines(path);
ABCFormat root = new ABCFormat("root");
ABCFormat currentNode = root;
for (int i = 0; i < lines.Length; i++)
{
string line = lines[i];
if (line.IndexOf('#') != -1)
{
line = line.Split('#')[0];
}
if (line.Trim() == string.Empty)
{
continue;
}
if (line[0] != '\t')
{
currentNode = root;
}
for (int c = 0; c < line.Length; c++)
{
if (line[c] == '=')
{
string key = line.Substring(0, c).Trim();
if (key.Length == 0)
{
break;
}
string value = line.Substring(c + 1, line.Length - c - 1).Trim();
currentNode.Set(key, value);
break;
}
else if (line[c] == ':')
{
string key = line.Substring(0, c).Trim();
if (key.Length == 0)
{
break;
}
currentNode = new ABCFormat(key, currentNode);
break;
}
}
}
return(root);
}