// The following variables are internal, but made global in order to simplify cleanup upon errors.
string temp_name_1="";
string temp_name_2="";
pack_file pack;
string[] items;
bool finddata;
int ques;
void main()
{
show_game_window("Assets Assembler");
string pack_name;
string encryption_key;
if(file_exists("../assetassemblerdata.as"))
{
finddata=true;
ques=question("asset assembler", "Would you like to use last saved settings? ");
}
if(ques==1)
{
file f;
f.open("../assetassemblerdata.as", "rb");
string data=f.read();
f.close();
string[] sp=string_split(data, "|", true);
if(sp.length()==2)
{
pack_name=sp[0];
encryption_key=sp[1];
search_directory("");
}
}
else if(ques==0||ques==2||finddata==false)
{
pack_name=input_box("Type the filename", "Type the filename you want your sounds get packed in. Addresses are supported");
encryption_key=input_box("Encryption Key", "Please enter the encryption key that should be used.");
if(encryption_key=="")
{
exit();
}
search_directory("");
}
if(items.length==0)
{
alert("Error", "No files were found.");
exit();
}
alert("Information", "" + items.length() + " files were found. Beginning process...");
bool result=pack.create(pack_name);
if(result==false)
{
alert("Error", "An error occured while creating assets file.\nError description: " + get_last_error_text());
exit();
}
for(uint i=0;i<items.length();i++)
{
temp_name_2 = generate_temp_filename(items[i], 10, ".tmp");
show_game_window("Assets Assembler - Processing file " + (i+1) + " of " + items.length() + "...");
result=file_encrypt(items[i], temp_name_2, encryption_key);
if(result==false)
{
clean();
alert("Error", "An error occured while encrypting " + items[i] + ".\nError description: " + get_last_error_text());
exit();
}
result=pack.add_file(temp_name_2, items[i]);
if(result==false)
{
clean();
alert("Error", "An error occured while adding " + items[i] + " to assets file.\nError description: " + get_last_error_text());
exit();
}
result=file_delete(temp_name_2);
if(result==false)
{
clean();
alert("Couldn't delete", "Couldn't delete the temp file");
exit();
}
}
alert("Success", "The files were added successfully!");
}

void search_directory(string path)
{
string lookup_path=path;
if(path.length()>0)
lookup_path=path + "/*";
string[] search=find_directories(lookup_path);
if(search.length()>0)
{
for(uint i=0;i<search.length();i++)
{
if(search[i]=="." or search[i]=="..")
continue;
if(path=="")
search_directory(search[i]);
else
search_directory(path + "/" + search[i]);
}
}
lookup_path="*.*";
if(path.length()>0)
lookup_path=path + "/*.*";
search=find_files(lookup_path);
if(search.length()==0)
{
return;
}
for(uint i=0;i<search.length();i++)
{
if (string_contains(search[i], ".exe", 1)!=-1 || string_contains(search[i], ".bgt", 1)!=-1 || string_contains(search[i], ".pak", 1)!=-1) {
continue;
}
if(path=="")
items.insert_last(search[i]);
else
items.insert_last(path + "/" + search[i]);
}
}

void clean()
{
file_delete(temp_name_1);
file_delete(temp_name_2);
pack.close();
file_delete("assets.pak");
}

string generate_temp_filename(string prefix, int length, string extention)
{
if(length<1)
{
return "";
}
string temp_characters="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
string returned="";
int attempts=100;
while(true)
{
returned=prefix;
for(int i=0;i<length;i++)
{
returned+=temp_characters[random(0, temp_characters.length()-1)];
}
if(extention=="")
{
returned+=".tmp";
}
else
{
returned+=extention;
}
if(file_exists(returned))
{
attempts-=1;
if(attempts==0)
{
break;
}
continue;
}
return returned;
}
return "";
}