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Merge pull request #1583 from ebkr/new-melonloader
Add RecursiveMelonLoaderInstaller
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,138 @@ | ||
| import path from 'path'; | ||
|
|
||
| import { | ||
| disableModByRenamingFiles, | ||
| enableModByRenamingFiles, | ||
| InstallArgs, | ||
| PackageInstaller | ||
| } from './PackageInstaller'; | ||
| import FileWriteError from '../model/errors/FileWriteError'; | ||
| import R2Error from '../model/errors/R2Error'; | ||
| import VersionNumber from '../model/VersionNumber'; | ||
| import FsProvider from '../providers/generic/file/FsProvider'; | ||
| import FileUtils from '../utils/FileUtils'; | ||
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| /** | ||
| * Handles (un)installation of MelonLoader v0.7.0 and above. | ||
| */ | ||
| export class RecursiveMelonLoaderInstaller implements PackageInstaller { | ||
| private static readonly TRACKED = ['MelonLoader', 'version.dll']; | ||
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| async install(args: InstallArgs): Promise<void> { | ||
| const { mod, packagePath, profile } = args; | ||
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| // The RecursiveMelonLoaderPluginInstaller places mod files into subfolders in | ||
| // the profile folder. This is only supported on MelonLoader v0.7.0 and above. | ||
| // Therefore a game that uses RecursiveMelonLoaderPluginInstaller should always | ||
| // also use RecursiveMelonLoaderInstaller, which checks the mod loader version | ||
| // before installing. | ||
| if (!mod.getVersionNumber().isEqualOrNewerThan(new VersionNumber('0.7.0'))) { | ||
| throw new R2Error( | ||
| 'MelonLoader v0.7.0 or above is required', | ||
| `Choose a newer MelonLoader version to install. If newer versions | ||
| are not available, this is likely a bug in the mod manager.` | ||
| ); | ||
| } | ||
|
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||
| try { | ||
| for (const fileOrFolder of RecursiveMelonLoaderInstaller.TRACKED) { | ||
| const cachePath = path.join(packagePath, fileOrFolder); | ||
| const profilePath = profile.joinToProfilePath(fileOrFolder); | ||
| await FileUtils.copyFileOrFolder(cachePath, profilePath); | ||
| } | ||
| } catch (e) { | ||
| throw FileWriteError.fromThrownValue(e, 'Failed to install MelonLoader'); | ||
| } | ||
| } | ||
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| async uninstall(args: InstallArgs): Promise<void> { | ||
| try { | ||
| for (const fileOrFolder of RecursiveMelonLoaderInstaller.TRACKED) { | ||
| const fullPath = args.profile.joinToProfilePath(fileOrFolder); | ||
|
|
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| if (!(await FsProvider.instance.exists(fullPath))) { | ||
| continue; | ||
| } | ||
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| if ((await FsProvider.instance.stat(fullPath)).isDirectory()) { | ||
| await FileUtils.recursiveRemoveDirectoryIfExists(fullPath); | ||
| } else { | ||
| await FsProvider.instance.unlink(fullPath); | ||
| } | ||
| } | ||
| } catch (e) { | ||
| throw FileWriteError.fromThrownValue(e, 'Failed to uninstall MelonLoader', 'Is the game still running?'); | ||
| } | ||
| } | ||
| } | ||
|
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| /** | ||
| * Handles mod operations in a RecursiveMelonLoaderInstaller compatible way. | ||
| */ | ||
| export class RecursiveMelonLoaderPluginInstaller implements PackageInstaller { | ||
| private getModsPath(args: InstallArgs): string { | ||
| return args.profile.joinToProfilePath('Mods', args.mod.getName()); | ||
| } | ||
|
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| private getUserDataPath(args: InstallArgs): string { | ||
| return args.profile.joinToProfilePath('UserData', args.mod.getName()); | ||
| } | ||
|
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| private throwActionError(e: unknown, action: string): void { | ||
| const name = `Failed to ${action} mod`; | ||
| const solution = 'Is the game still running?'; | ||
| throw FileWriteError.fromThrownValue(e, name, solution); | ||
| } | ||
|
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| /** | ||
| * Copy UserData as-is to UserData/<PackageName>/ and everything else | ||
| * to Mods/<PackageName>/ | ||
| */ | ||
| async install(args: InstallArgs): Promise<void> { | ||
| const files = await FsProvider.instance.readdir(args.packagePath); | ||
| const modsPath = this.getModsPath(args); | ||
| await FileUtils.ensureDirectory(modsPath); | ||
|
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| try { | ||
| for (const item of files) { | ||
| const sourceFull = path.join(args.packagePath, item); | ||
|
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| if (item === 'UserData') { | ||
| const userDataPath = this.getUserDataPath(args); | ||
| await FileUtils.ensureDirectory(userDataPath); | ||
| await FileUtils.copyFileOrFolder(sourceFull, userDataPath); | ||
| } else { | ||
| const targetPath = path.join(modsPath, item); | ||
| await FileUtils.copyFileOrFolder(sourceFull, targetPath); | ||
| } | ||
| } | ||
| } catch (e) { | ||
| this.throwActionError(e, 'install'); | ||
| } | ||
| } | ||
|
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| async uninstall(args: InstallArgs): Promise<void> { | ||
| try { | ||
| FileUtils.recursiveRemoveDirectoryIfExists(this.getModsPath(args)); | ||
| FileUtils.recursiveRemoveDirectoryIfExists(this.getUserDataPath(args)); | ||
| } catch (e) { | ||
| this.throwActionError(e, 'uninstall'); | ||
| } | ||
| } | ||
|
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| async disable(args: InstallArgs): Promise<void> { | ||
| try { | ||
| await disableModByRenamingFiles(this.getModsPath(args)); | ||
| } catch (e) { | ||
| this.throwActionError(e, 'disable'); | ||
| } | ||
| } | ||
|
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| async enable(args: InstallArgs): Promise<void> { | ||
| try { | ||
| await enableModByRenamingFiles(this.getModsPath(args)); | ||
| } catch (e) { | ||
| this.throwActionError(e, 'enable'); | ||
| } | ||
| } | ||
| } |
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