public override void OnExecute(Ommel loader, Mod mod)
{
var param_counter = 0;
if (Line != null)
{
param_counter += 1;
}
if (Offset != null)
{
param_counter += 1;
}
if (param_counter == 0)
{
throw new Exception($"Missing location parameter - choose either 'Line' or 'Offset'");
}
if (param_counter > 1)
{
throw new Exception("Too many parameters given to TextInsert - choose either 'Line' or 'Offset'");
}
loader.RegisterModifiedFile(TargetFile);
var source_path = mod.GetFile(SourceFile);
StringBuilder s = new StringBuilder();
string data_to_be_inserted = null;
using (var source_file = new StreamReader(File.OpenRead(source_path))) {
data_to_be_inserted = source_file.ReadToEnd();
if (Trim)
{
data_to_be_inserted = data_to_be_inserted.Trim();
}
}
var string_map = mod.LoadReplacementMap(PlaceholderFile);
if (string_map == null && Placeholders != null)
{
Logger.Warn($"File operation requested to use placeholders, but there is no string map file");
return;
}
else if (string_map != null && Placeholders != null)
{
data_to_be_inserted = mod.ReplaceStrings(string_map, Placeholders.ToArray(), mod.Ommeldata.PlaceholderPrefix, mod.Ommeldata.PlaceholderSuffix, data_to_be_inserted);
}
if (Offset != null)
{
using (var target_file = new StreamReader(File.OpenRead(loader.ExpandTargetPathDefaulted(TargetFile)))) {
var target_pre_data = new char[Offset.Value];
target_file.Read(target_pre_data, 0, Offset.Value);
s.Append(target_pre_data);
s.Append(data_to_be_inserted);
s.Append(target_file.ReadToEnd());
}
}
else if (Line != null)
{
using (var target_file = new StreamReader(File.OpenRead(loader.ExpandTargetPathDefaulted(TargetFile)))) {
var line_idx = 1;
while (!target_file.EndOfStream)
{
if (line_idx == Line.Value)
{
s.Append(data_to_be_inserted);
}
s.AppendLine(target_file.ReadLine());
line_idx += 1;
}
}
}
loader.DeleteFile(TargetFile);
using (var output = new StreamWriter(loader.OpenWriteTarget(TargetFile))) {
output.Write(loader.ProcessNewlines(s.ToString()));
}
}
