Add support for Yu-Ris YSVR(Variables) file (.ybn)

This commit is contained in:
2026-06-02 14:39:51 +08:00
parent 6de87fb8ea
commit 8c767fd9e9
5 changed files with 389 additions and 0 deletions

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@@ -273,6 +273,7 @@ msg-tool create -t <script-type> <input> <output>
| `yuris-txt` | `yuris` | Yu-Ris scenario text file (.txt) | ✔️ | ✔️ | ❌ | ❌ | ❌ | ❌ | ❌ | |
| `yuris-ystl` | `yuris` | Yu-Ris YSTL(file list) file (.ybn) | ❌ | ❌ | ❌ | ❌ | ✔️ | ✔️ | ✔️ | |
| `yuris-yslb` | `yuris` | Yu-Ris YSLB(labels) file (.ybn) | ❌ | ❌ | ❌ | ❌ | ✔️ | ✔️ | ✔️ | |
| `yuris-ysvr` | `yuris` | Yu-Ris YSVR(Variables) file (.ybn) | ❌ | ❌ | ❌ | ❌ | ✔️ | ✔️ | ✔️ | |
| Image Type | Feature Name | Name | Export | Import | Export Multiple | Import Multiple | Create | Remarks |
|---|---|---|---|---|---|---|---|---|

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@@ -192,6 +192,8 @@ lazy_static::lazy_static! {
Box::new(yuris::ystl::YSTLBuilder::new()),
#[cfg(feature = "yuris")]
Box::new(yuris::yslb::YSLBBuilder::new()),
#[cfg(feature = "yuris")]
Box::new(yuris::ysvr::YSVRBuilder::new()),
];
/// A list of all script extensions.
pub static ref ALL_EXTS: Vec<String> =

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@@ -9,3 +9,4 @@ pub mod yser;
pub mod yslb;
pub mod ystb;
pub mod ystl;
pub mod ysvr;

382
src/scripts/yuris/ysvr.rs Normal file
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@@ -0,0 +1,382 @@
//! Yu-Ris YSVR(Variables) file (.ybn)
use crate::ext::io::*;
use crate::scripts::base::*;
use crate::types::*;
use crate::utils::encoding::*;
use crate::utils::serde_base64bytes::*;
use crate::utils::struct_pack::*;
use anyhow::Result;
use serde::{Deserialize, Serialize};
use std::any::Any;
use std::io::{Read, Seek, Write};
#[derive(Debug, Serialize, Deserialize)]
struct YSVRData {
version: u32,
variables: Vec<Variable>,
}
impl StructUnpack for YSVRData {
fn unpack<R: Read + Seek>(
reader: &mut R,
big: bool,
encoding: Encoding,
info: &Option<Box<dyn Any>>,
) -> Result<Self> {
let version = u32::unpack(reader, big, encoding, info)?;
let ninfo = Box::new(version) as Box<dyn Any>;
let count = u16::unpack(reader, big, encoding, info)?;
let variables = reader.read_struct_vec(count as usize, big, encoding, &Some(ninfo))?;
Ok(Self { version, variables })
}
}
impl StructPack for YSVRData {
fn pack<W: Write>(
&self,
writer: &mut W,
big: bool,
encoding: Encoding,
info: &Option<Box<dyn Any>>,
) -> Result<()> {
self.version.pack(writer, big, encoding, info)?;
let ninfo = Box::new(self.version) as Box<dyn Any>;
let count = self.variables.len() as u16;
count.pack(writer, big, encoding, info)?;
let info = &Some(ninfo);
for variable in &self.variables {
variable.pack(writer, big, encoding, info)?;
}
Ok(())
}
}
fn get_info_as_version(info: &Option<Box<dyn Any>>) -> Result<u32> {
Ok(*info
.as_ref()
.ok_or_else(|| anyhow::anyhow!("info not found"))?
.downcast_ref()
.ok_or_else(|| anyhow::anyhow!("not YSVR version"))?)
}
#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(untagged)]
enum VariableValue {
None,
Int(i64),
Double(f64),
ByteString { raw: Base64Bytes },
MString(String),
}
impl StructUnpack for VariableValue {
fn unpack<R: Read + Seek>(
reader: &mut R,
big: bool,
encoding: Encoding,
info: &Option<Box<dyn Any>>,
) -> Result<Self> {
let var_type = *info
.as_ref()
.and_then(|i| i.downcast_ref::<u8>())
.ok_or_else(|| anyhow::anyhow!("VariableValue: type info missing"))?;
match var_type {
0 => Ok(Self::None),
1 => {
let v = i64::unpack(reader, big, encoding, info)?;
Ok(Self::Int(v))
}
2 => {
let v = f64::unpack(reader, big, encoding, info)?;
Ok(Self::Double(v))
}
3 => {
let len = u16::unpack(reader, big, encoding, info)? as usize;
let mut buf = vec![0u8; len];
reader.read_exact(&mut buf)?;
if buf.starts_with(b"M") && buf.len() >= 3 {
let len = u16::from_le_bytes([buf[1], buf[2]]);
if buf.len() >= len as usize + 3 {
if let Ok(s) = decode_to_string(encoding, &buf[3..], true) {
return Ok(Self::MString(s));
}
}
}
Ok(Self::ByteString { raw: buf.into() })
}
_ => anyhow::bail!(
"Unknown variable type: {} at {}",
var_type,
reader.stream_position()?
),
}
}
}
impl StructPack for VariableValue {
fn pack<W: Write>(
&self,
writer: &mut W,
big: bool,
encoding: Encoding,
info: &Option<Box<dyn Any>>,
) -> Result<()> {
match self {
Self::Int(v) => v.pack(writer, big, encoding, info)?,
Self::Double(v) => v.pack(writer, big, encoding, info)?,
Self::ByteString { raw } => {
let len = raw.len() as u16;
len.pack(writer, big, encoding, info)?;
writer.write_all(&raw)?;
}
Self::MString(s) => {
let encoded = encode_string(encoding, &s, true)?;
let len = encoded.len() as u16;
(len + 3).pack(writer, big, encoding, info)?;
writer.write_u8(b'M')?;
writer.write_u16(len)?;
writer.write_all(&encoded)?;
}
Self::None => {}
}
Ok(())
}
}
#[derive(Debug, Clone, Serialize, Deserialize)]
struct Variable {
scope: u8,
// #TODO: Better version handle
#[serde(skip_serializing_if = "Option::is_none")]
unk: Option<u8>,
script_id: u16,
variable_index: u16,
dimension_sizes: Vec<u32>,
value: VariableValue,
}
impl StructUnpack for Variable {
fn unpack<R: Read + Seek>(
reader: &mut R,
big: bool,
encoding: Encoding,
info: &Option<Box<dyn Any>>,
) -> Result<Self> {
let version = get_info_as_version(info)?;
let scope = reader.read_u8()?;
let unk = if version >= 500 {
Some(reader.read_u8()?)
} else {
None
};
let script_id = reader.read_u16()?;
let variable_index = reader.read_u16()?;
let variable_type = reader.read_u8()?;
let num_dimensions = reader.read_u8()?;
let mut dimension_sizes = Vec::with_capacity(num_dimensions as usize);
for _ in 0..num_dimensions {
dimension_sizes.push(reader.read_u32()?);
}
let value_info = Box::new(variable_type) as Box<dyn Any>;
let value = VariableValue::unpack(reader, big, encoding, &Some(value_info))?;
Ok(Self {
scope,
unk,
script_id,
variable_index,
dimension_sizes,
value,
})
}
}
impl StructPack for Variable {
fn pack<W: Write>(
&self,
writer: &mut W,
big: bool,
encoding: Encoding,
info: &Option<Box<dyn Any>>,
) -> Result<()> {
let version = get_info_as_version(info)?;
writer.write_u8(self.scope)?;
if version >= 500 {
writer.write_u8(self.unk.unwrap_or(0))?;
}
writer.write_u16(self.script_id)?;
writer.write_u16(self.variable_index)?;
writer.write_u8(match &self.value {
VariableValue::None => 0,
VariableValue::Int(_) => 1,
VariableValue::Double(_) => 2,
VariableValue::ByteString { .. } => 3,
VariableValue::MString(_) => 3,
})?;
writer.write_u8(self.dimension_sizes.len() as u8)?;
for &size in &self.dimension_sizes {
writer.write_u32(size)?;
}
self.value.pack(writer, big, encoding, &None)?;
Ok(())
}
}
#[derive(Debug)]
pub struct YSVRBuilder {}
impl YSVRBuilder {
/// Creates a new instance of `YSVRBuilder`
pub const fn new() -> Self {
YSVRBuilder {}
}
}
impl ScriptBuilder for YSVRBuilder {
fn default_encoding(&self) -> Encoding {
Encoding::Cp932
}
fn build_script(
&self,
buf: Vec<u8>,
_filename: &str,
encoding: Encoding,
_archive_encoding: Encoding,
config: &ExtraConfig,
_archive: Option<&Box<dyn Script>>,
) -> Result<Box<dyn Script + Send + Sync>> {
Ok(Box::new(YSVR::new(MemReader::new(buf), encoding, config)?))
}
fn extensions(&self) -> &'static [&'static str] {
&["ybn"]
}
fn is_this_format(&self, _filename: &str, buf: &[u8], buf_len: usize) -> Option<u8> {
if buf_len >= 4 && buf.starts_with(b"YSVR") {
return Some(20);
}
None
}
fn script_type(&self) -> &'static ScriptType {
&ScriptType::YurisYSVR
}
fn can_create_file(&self) -> bool {
true
}
fn create_file<'a>(
&'a self,
filename: &'a str,
writer: Box<dyn WriteSeek + 'a>,
encoding: Encoding,
file_encoding: Encoding,
config: &ExtraConfig,
) -> Result<()> {
create_file(
filename,
writer,
encoding,
file_encoding,
config.custom_yaml,
)
}
}
#[derive(Debug)]
pub struct YSVR {
data: YSVRData,
custom_yaml: bool,
}
impl YSVR {
pub fn new<T: Read + Seek>(
mut reader: T,
encoding: Encoding,
config: &ExtraConfig,
) -> Result<Self> {
let mut sig = [0; 4];
reader.read_exact(&mut sig)?;
if &sig != b"YSVR" {
anyhow::bail!("Unsupported YSVR file.");
}
let data = YSVRData::unpack(&mut reader, false, encoding, &None)?;
Ok(Self {
data,
custom_yaml: config.custom_yaml,
})
}
}
impl Script for YSVR {
fn default_output_script_type(&self) -> OutputScriptType {
OutputScriptType::Custom
}
fn is_output_supported(&self, output: OutputScriptType) -> bool {
matches!(output, OutputScriptType::Custom)
}
fn default_format_type(&self) -> FormatOptions {
FormatOptions::None
}
fn custom_output_extension(&self) -> &'static str {
if self.custom_yaml { "yaml" } else { "json" }
}
fn custom_export(&self, filename: &std::path::Path, encoding: Encoding) -> Result<()> {
let s = if self.custom_yaml {
serde_yaml_ng::to_string(&self.data)
.map_err(|e| anyhow::anyhow!("Failed to serialize to YAML: {}", e))?
} else {
serde_json::to_string_pretty(&self.data)
.map_err(|e| anyhow::anyhow!("Failed to serialize to JSON: {}", e))?
};
let mut writer = crate::utils::files::write_file(filename)?;
let s = encode_string(encoding, &s, false)?;
writer.write_all(&s)?;
writer.flush()?;
Ok(())
}
fn custom_import<'a>(
&'a self,
custom_filename: &'a str,
file: Box<dyn WriteSeek + 'a>,
encoding: Encoding,
output_encoding: Encoding,
) -> Result<()> {
create_file(
custom_filename,
file,
encoding,
output_encoding,
self.custom_yaml,
)
}
}
fn create_file<'a>(
custom_filename: &'a str,
mut writer: Box<dyn WriteSeek + 'a>,
encoding: Encoding,
output_encoding: Encoding,
yaml: bool,
) -> Result<()> {
let input = crate::utils::files::read_file(custom_filename)?;
let s = decode_to_string(output_encoding, &input, true)?;
let data: YSVRData = if yaml {
serde_yaml_ng::from_str(&s).map_err(|e| anyhow::anyhow!("Failed to parse YAML: {}", e))?
} else {
serde_json::from_str(&s).map_err(|e| anyhow::anyhow!("Failed to parse JSON: {}", e))?
};
writer.write_all(b"YSVR")?;
data.pack(&mut writer, false, encoding, &None)?;
Ok(())
}

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@@ -938,6 +938,9 @@ pub enum ScriptType {
#[cfg(feature = "yuris")]
/// Yu-Ris YSLB(labels) file (.ybn)
YurisYSLB,
#[cfg(feature = "yuris")]
/// Yu-Ris YSVR(Variables) file (.ybn)
YurisYSVR,
#[cfg(feature = "yuris-img")]
/// YU-RIS compressed image file (.ydg)
YurisYDG,