diff options
Diffstat (limited to 'src-tauri/src/core')
| -rw-r--r-- | src-tauri/src/core/forge.rs | 116 | ||||
| -rw-r--r-- | src-tauri/src/core/java.rs | 58 | ||||
| -rw-r--r-- | src-tauri/src/core/manifest.rs | 7 |
3 files changed, 150 insertions, 31 deletions
diff --git a/src-tauri/src/core/forge.rs b/src-tauri/src/core/forge.rs index 0528b76..65bf413 100644 --- a/src-tauri/src/core/forge.rs +++ b/src-tauri/src/core/forge.rs @@ -16,6 +16,7 @@ use std::path::PathBuf; const FORGE_PROMOTIONS_URL: &str = "https://files.minecraftforge.net/net/minecraftforge/forge/promotions_slim.json"; const FORGE_MAVEN_URL: &str = "https://maven.minecraftforge.net/"; +const FORGE_FILES_URL: &str = "https://files.minecraftforge.net/"; /// Represents a Forge version entry. #[derive(Debug, Deserialize, Serialize, Clone)] @@ -180,27 +181,93 @@ pub fn generate_version_id(game_version: &str, forge_version: &str) -> String { format!("{}-forge-{}", game_version, forge_version) } -/// Fetch the Forge installer manifest to get the library list -async fn fetch_forge_installer_manifest( +/// Try to download the Forge installer from multiple possible URL formats. +/// This is necessary because older Forge versions use different URL patterns. +async fn try_download_forge_installer( game_version: &str, forge_version: &str, -) -> Result<ForgeInstallerManifest, Box<dyn Error + Send + Sync>> { +) -> Result<bytes::Bytes, Box<dyn Error + Send + Sync>> { let forge_full = format!("{}-{}", game_version, forge_version); - - // Download the installer JAR to extract version.json - let installer_url = format!( - "{}net/minecraftforge/forge/{}/forge-{}-installer.jar", - FORGE_MAVEN_URL, forge_full, forge_full - ); - - println!("Fetching Forge installer from: {}", installer_url); - - let response = reqwest::get(&installer_url).await?; - if !response.status().is_success() { - return Err(format!("Failed to download Forge installer: {}", response.status()).into()); + // For older versions (like 1.7.10), the URL needs an additional -{game_version} suffix + let forge_full_with_suffix = format!("{}-{}", forge_full, game_version); + + // Try different URL formats for different Forge versions + // Order matters: try most common formats first, then fallback to alternatives + let url_patterns = vec![ + // Standard Maven format (for modern versions): forge/{game_version}-{forge_version}/forge-{game_version}-{forge_version}-installer.jar + format!( + "{}net/minecraftforge/forge/{}/forge-{}-installer.jar", + FORGE_MAVEN_URL, forge_full, forge_full + ), + // Old version format with suffix (for versions like 1.7.10): forge/{game_version}-{forge_version}-{game_version}/forge-{game_version}-{forge_version}-{game_version}-installer.jar + // This is the correct format for 1.7.10 and similar old versions + format!( + "{}net/minecraftforge/forge/{}/forge-{}-installer.jar", + FORGE_MAVEN_URL, forge_full_with_suffix, forge_full_with_suffix + ), + // Files.minecraftforge.net format with suffix (for old versions like 1.7.10) + format!( + "{}maven/net/minecraftforge/forge/{}/forge-{}-installer.jar", + FORGE_FILES_URL, forge_full_with_suffix, forge_full_with_suffix + ), + // Files.minecraftforge.net standard format (for older versions) + format!( + "{}maven/net/minecraftforge/forge/{}/forge-{}-installer.jar", + FORGE_FILES_URL, forge_full, forge_full + ), + // Alternative Maven format + format!( + "{}net/minecraftforge/forge/{}-{}/forge-{}-{}-installer.jar", + FORGE_MAVEN_URL, game_version, forge_version, game_version, forge_version + ), + // Alternative files format + format!( + "{}maven/net/minecraftforge/forge/{}-{}/forge-{}-{}-installer.jar", + FORGE_FILES_URL, game_version, forge_version, game_version, forge_version + ), + ]; + + let mut last_error = None; + for url in url_patterns { + println!("Trying Forge installer URL: {}", url); + match reqwest::get(&url).await { + Ok(response) => { + if response.status().is_success() { + match response.bytes().await { + Ok(bytes) => { + println!("Successfully downloaded Forge installer from: {}", url); + return Ok(bytes); + } + Err(e) => { + last_error = Some(format!("Failed to read response body: {}", e)); + continue; + } + } + } else { + last_error = Some(format!("HTTP {}: {}", response.status(), url)); + continue; + } + } + Err(e) => { + last_error = Some(format!("Request failed: {}", e)); + continue; + } + } } - let bytes = response.bytes().await?; + Err(format!( + "Failed to download Forge installer from any URL. Last error: {}", + last_error.unwrap_or_else(|| "Unknown error".to_string()) + ) + .into()) +} + +/// Fetch the Forge installer manifest to get the library list +async fn fetch_forge_installer_manifest( + game_version: &str, + forge_version: &str, +) -> Result<ForgeInstallerManifest, Box<dyn Error + Send + Sync>> { + let bytes = try_download_forge_installer(game_version, forge_version).await?; // Extract version.json from the JAR (which is a ZIP file) let cursor = std::io::Cursor::new(bytes.as_ref()); @@ -274,23 +341,10 @@ pub async fn run_forge_installer( forge_version: &str, java_path: &PathBuf, ) -> Result<(), Box<dyn Error + Send + Sync>> { - // Download the installer JAR - let installer_url = format!( - "{}net/minecraftforge/forge/{}-{}/forge-{}-{}-installer.jar", - FORGE_MAVEN_URL, game_version, forge_version, game_version, forge_version - ); - let installer_path = game_dir.join("forge-installer.jar"); - // Download installer - let client = reqwest::Client::new(); - let response = client.get(&installer_url).send().await?; - - if !response.status().is_success() { - return Err(format!("Failed to download Forge installer: {}", response.status()).into()); - } - - let bytes = response.bytes().await?; + // Download installer using the same multi-URL approach + let bytes = try_download_forge_installer(game_version, forge_version).await?; tokio::fs::write(&installer_path, &bytes).await?; // Run the installer in headless mode diff --git a/src-tauri/src/core/java.rs b/src-tauri/src/core/java.rs index 1d57d21..0c7769b 100644 --- a/src-tauri/src/core/java.rs +++ b/src-tauri/src/core/java.rs @@ -881,6 +881,64 @@ pub fn get_recommended_java(required_major_version: Option<u64>) -> Option<JavaI } } +/// Get compatible Java for a specific Minecraft version with upper bound +/// For older Minecraft versions (1.13.x and below), we need Java 8 specifically +/// as newer Java versions have compatibility issues with old Forge versions +pub fn get_compatible_java( + app_handle: &AppHandle, + required_major_version: Option<u64>, + max_major_version: Option<u32>, +) -> Option<JavaInstallation> { + let installations = detect_all_java_installations(app_handle); + + if let Some(max_version) = max_major_version { + // Find Java version within the acceptable range + installations.into_iter().find(|java| { + let major = parse_java_version(&java.version); + let meets_min = if let Some(required) = required_major_version { + major >= required as u32 + } else { + true + }; + meets_min && major <= max_version + }) + } else if let Some(required) = required_major_version { + // Find exact match or higher (no upper bound) + installations.into_iter().find(|java| { + let major = parse_java_version(&java.version); + major >= required as u32 + }) + } else { + // Return newest + installations.into_iter().next() + } +} + +/// Check if a Java installation is compatible with the required version range +pub fn is_java_compatible( + java_path: &str, + required_major_version: Option<u64>, + max_major_version: Option<u32>, +) -> bool { + let java_path_buf = PathBuf::from(java_path); + if let Some(java) = check_java_installation(&java_path_buf) { + let major = parse_java_version(&java.version); + let meets_min = if let Some(required) = required_major_version { + major >= required as u32 + } else { + true + }; + let meets_max = if let Some(max_version) = max_major_version { + major <= max_version + } else { + true + }; + meets_min && meets_max + } else { + false + } +} + /// Detect all installed Java versions (including system installations and DropOut downloads) pub fn detect_all_java_installations(app_handle: &AppHandle) -> Vec<JavaInstallation> { let mut installations = detect_java_installations(); diff --git a/src-tauri/src/core/manifest.rs b/src-tauri/src/core/manifest.rs index d92ae58..637b935 100644 --- a/src-tauri/src/core/manifest.rs +++ b/src-tauri/src/core/manifest.rs @@ -25,6 +25,13 @@ pub struct Version { pub time: String, #[serde(rename = "releaseTime")] pub release_time: String, + /// Java version requirement (major version number) + /// This is populated from the version JSON file if the version is installed locally + #[serde(skip_serializing_if = "Option::is_none")] + pub java_version: Option<u64>, + /// Whether this version is installed locally + #[serde(rename = "isInstalled", skip_serializing_if = "Option::is_none")] + pub is_installed: Option<bool>, } pub async fn fetch_version_manifest() -> Result<VersionManifest, Box<dyn Error + Send + Sync>> { |