fix: exclude rules-{slug} folder from mode export paths (#6186)

Co-authored-by: Roo Code <roomote@roocode.com>
Co-authored-by: Daniel Riccio <ricciodaniel98@gmail.com>

src/core/config/CustomModesManager.ts

@@ -782,12 +782,11 @@ export class CustomModesManager {
 							const filePath = path.join(modeRulesDir, entry.name)
 							const content = await fs.readFile(filePath, "utf-8")
 							if (content.trim()) {
-								// Calculate relative path based on mode source
-								const relativePath = isGlobalMode
-									? path.relative(baseDir, filePath)
-									: path.relative(path.join(baseDir, ".roo"), filePath)
+								// Calculate relative path from within the rules directory
+								// This excludes the rules-{slug} folder from the path
+								const relativePath = path.relative(modeRulesDir, filePath)
 								// Normalize path to use forward slashes for cross-platform compatibility
-								const normalizedRelativePath = relativePath.toPosix()
+								const normalizedRelativePath = relativePath.replace(/\\/g, '/')
 								rulesFiles.push({ relativePath: normalizedRelativePath, content: content.trim() })
 							}
 						}
@@ -883,11 +882,21 @@ export class CustomModesManager {
 					continue // Skip this file but continue with others
 				}
 
-				const targetPath = path.join(baseDir, normalizedRelativePath)
-				const normalizedTargetPath = path.normalize(targetPath)
-				const expectedBasePath = path.normalize(baseDir)
+				// Check if path starts with a rules-* folder (old export format)
+				let cleanedRelativePath = normalizedRelativePath
+				const rulesMatch = normalizedRelativePath.match(/^rules-[^\/\\]+[\/\\]/)
+				if (rulesMatch) {
+					// Strip the entire rules-* folder reference for backwards compatibility
+					cleanedRelativePath = normalizedRelativePath.substring(rulesMatch[0].length)
+					logger.info(`Detected old export format, stripping ${rulesMatch[0]} from path`)
+				}
 
-				// Ensure the resolved path stays within the base directory
+				// Use the rules folder path instead of base directory
+				const targetPath = path.join(rulesFolderPath, cleanedRelativePath)
+				const normalizedTargetPath = path.normalize(targetPath)
+				const expectedBasePath = path.normalize(rulesFolderPath)
+
+				// Ensure the resolved path stays within the rules folder
 				if (!normalizedTargetPath.startsWith(expectedBasePath)) {
 					logger.error(`Path traversal attempt detected: ${ruleFile.relativePath}`)
 					continue // Skip this file but continue with others

src/core/config/__tests__/CustomModesManager.exportImportSlugChange.spec.ts

@@ -0,0 +1,437 @@
+// npx vitest core/config/__tests__/CustomModesManager.exportImportSlugChange.spec.ts
+
+import type { Mock } from "vitest"
+
+import * as path from "path"
+import * as fs from "fs/promises"
+
+import * as yaml from "yaml"
+import * as vscode from "vscode"
+
+import type { ModeConfig } from "@roo-code/types"
+
+import { fileExistsAtPath } from "../../../utils/fs"
+import { getWorkspacePath } from "../../../utils/path"
+import { GlobalFileNames } from "../../../shared/globalFileNames"
+
+import { CustomModesManager } from "../CustomModesManager"
+
+vi.mock("vscode", () => ({
+	workspace: {
+		workspaceFolders: [],
+		onDidSaveTextDocument: vi.fn(),
+		createFileSystemWatcher: vi.fn(),
+	},
+	window: {
+		showErrorMessage: vi.fn(),
+	},
+}))
+
+vi.mock("fs/promises", () => ({
+	mkdir: vi.fn(),
+	readFile: vi.fn(),
+	writeFile: vi.fn(),
+	stat: vi.fn(),
+	readdir: vi.fn(),
+	rm: vi.fn(),
+}))
+
+vi.mock("../../../utils/fs")
+vi.mock("../../../utils/path")
+
+describe("CustomModesManager - Export/Import with Slug Changes", () => {
+	let manager: CustomModesManager
+	let mockContext: vscode.ExtensionContext
+	let mockOnUpdate: Mock
+	let mockWorkspaceFolders: { uri: { fsPath: string } }[]
+
+	// Use path.sep to ensure correct path separators for the current platform
+	const mockStoragePath = `${path.sep}mock${path.sep}settings`
+	const mockSettingsPath = path.join(mockStoragePath, "settings", GlobalFileNames.customModes)
+	const mockWorkspacePath = path.resolve("/mock/workspace")
+	const mockRoomodes = path.join(mockWorkspacePath, ".roomodes")
+
+	beforeEach(() => {
+		mockOnUpdate = vi.fn()
+		mockContext = {
+			globalState: {
+				get: vi.fn(),
+				update: vi.fn(),
+				keys: vi.fn(() => []),
+				setKeysForSync: vi.fn(),
+			},
+			globalStorageUri: {
+				fsPath: mockStoragePath,
+			},
+		} as unknown as vscode.ExtensionContext
+
+		// mockWorkspacePath is now defined at the top level
+		mockWorkspaceFolders = [{ uri: { fsPath: mockWorkspacePath } }]
+		;(vscode.workspace as any).workspaceFolders = mockWorkspaceFolders
+		;(vscode.workspace.onDidSaveTextDocument as Mock).mockReturnValue({ dispose: vi.fn() })
+		;(getWorkspacePath as Mock).mockReturnValue(mockWorkspacePath)
+		;(fileExistsAtPath as Mock).mockImplementation(async (path: string) => {
+			return path === mockSettingsPath || path === mockRoomodes
+		})
+		;(fs.mkdir as Mock).mockResolvedValue(undefined)
+		;(fs.writeFile as Mock).mockResolvedValue(undefined)
+		;(fs.stat as Mock).mockResolvedValue({ isDirectory: () => true })
+		;(fs.readdir as Mock).mockResolvedValue([])
+		;(fs.rm as Mock).mockResolvedValue(undefined)
+		;(fs.readFile as Mock).mockImplementation(async (path: string) => {
+			if (path === mockSettingsPath) {
+				return yaml.stringify({ customModes: [] })
+			}
+
+			throw new Error("File not found")
+		})
+
+		manager = new CustomModesManager(mockContext, mockOnUpdate)
+	})
+
+	afterEach(() => {
+		vi.clearAllMocks()
+	})
+
+	describe("Export Path Calculation", () => {
+		it("should exclude rules-{slug} folder from exported relative paths", async () => {
+			const roomodesContent = {
+				customModes: [
+					{
+						slug: "test-mode",
+						name: "Test Mode",
+						roleDefinition: "Test Role",
+						groups: ["read"],
+					},
+				],
+			}
+
+			;(fileExistsAtPath as Mock).mockImplementation(async (path: string) => {
+				return path === mockRoomodes
+			})
+			;(fs.readFile as Mock).mockImplementation(async (path: string) => {
+				if (path === mockRoomodes) {
+					return yaml.stringify(roomodesContent)
+				}
+				if (path.includes("rules-test-mode") && path.includes("rule1.md")) {
+					return "Rule 1 content"
+				}
+				if (path.includes("rules-test-mode") && path.includes("subfolder") && path.includes("rule2.md")) {
+					return "Rule 2 content"
+				}
+				throw new Error("File not found")
+			})
+			;(fs.stat as Mock).mockResolvedValue({ isDirectory: () => true })
+			;(fs.readdir as Mock).mockResolvedValue([
+				{ name: "rule1.md", isFile: () => true },
+				{ name: "subfolder", isFile: () => false, isDirectory: () => true },
+			])
+
+			const result = await manager.exportModeWithRules("test-mode")
+
+			expect(result.success).toBe(true)
+			const exportData = yaml.parse(result.yaml!)
+			const rulesFiles = exportData.customModes[0].rulesFiles
+
+			// Verify that paths do NOT include rules-test-mode folder
+			expect(rulesFiles).toBeDefined()
+			expect(rulesFiles.length).toBeGreaterThan(0)
+
+			// Check that no path starts with rules-test-mode
+			rulesFiles.forEach((file: any) => {
+				expect(file.relativePath).not.toMatch(/^rules-test-mode[\/\\]/)
+			})
+
+			// Verify the actual paths are just the file names (without rules folder)
+			const paths = rulesFiles.map((f: any) => f.relativePath)
+			expect(paths).toContain("rule1.md")
+		})
+
+		it("should handle files at root level correctly", async () => {
+			const roomodesContent = {
+				customModes: [
+					{
+						slug: "root-mode",
+						name: "Root Mode",
+						roleDefinition: "Root Role",
+						groups: ["read"],
+					},
+				],
+			}
+
+			;(fileExistsAtPath as Mock).mockImplementation(async (path: string) => {
+				return path === mockRoomodes
+			})
+			;(fs.readFile as Mock).mockImplementation(async (path: string) => {
+				if (path === mockRoomodes) {
+					return yaml.stringify(roomodesContent)
+				}
+				if (path.includes("rules-root-mode") && path.includes("file1.md")) {
+					return "File 1 content"
+				}
+				if (path.includes("rules-root-mode") && path.includes("file2.md")) {
+					return "File 2 content"
+				}
+				throw new Error("File not found")
+			})
+			;(fs.stat as Mock).mockResolvedValue({ isDirectory: () => true })
+			;(fs.readdir as Mock).mockResolvedValue([
+				{ name: "file1.md", isFile: () => true },
+				{ name: "file2.md", isFile: () => true },
+				{ name: "subfolder", isFile: () => false }, // This will be ignored by current implementation
+			])
+
+			const result = await manager.exportModeWithRules("root-mode")
+
+			expect(result.success).toBe(true)
+			const exportData = yaml.parse(result.yaml!)
+			const rulesFiles = exportData.customModes[0].rulesFiles
+
+			// Verify files are exported without rules-root-mode prefix
+			expect(rulesFiles).toBeDefined()
+			expect(rulesFiles.length).toBe(2)
+
+			const paths = rulesFiles.map((f: any) => f.relativePath)
+			expect(paths).toContain("file1.md")
+			expect(paths).toContain("file2.md")
+
+			// Verify no path contains the rules folder name
+			rulesFiles.forEach((file: any) => {
+				expect(file.relativePath).not.toContain("rules-root-mode")
+			})
+		})
+	})
+
+	describe("Import with Slug Changes", () => {
+		it("should place files in rules-{new-slug} folder when slug is changed", async () => {
+			// Import YAML with new format (no rules folder in path)
+			const importYaml = yaml.stringify({
+				customModes: [
+					{
+						slug: "new-slug-name", // Changed slug
+						name: "Imported Mode",
+						roleDefinition: "Imported Role",
+						groups: ["read"],
+						rulesFiles: [
+							{
+								relativePath: "rule1.md", // New format without rules folder
+								content: "Rule 1 content",
+							},
+							{
+								relativePath: "subfolder/rule2.md",
+								content: "Rule 2 content",
+							},
+						],
+					},
+				],
+			})
+
+			let writtenFiles: Record<string, string> = {}
+			let createdDirs: string[] = []
+
+			;(fs.readFile as Mock).mockImplementation(async (path: string) => {
+				if (path === mockSettingsPath) {
+					return yaml.stringify({ customModes: [] })
+				}
+				throw new Error("File not found")
+			})
+			;(fs.writeFile as Mock).mockImplementation(async (path: string, content: string) => {
+				writtenFiles[path] = content
+				return Promise.resolve()
+			})
+			;(fs.mkdir as Mock).mockImplementation(async (path: string) => {
+				createdDirs.push(path)
+				return Promise.resolve()
+			})
+
+			const result = await manager.importModeWithRules(importYaml)
+
+			expect(result.success).toBe(true)
+
+			// Verify files were written to the correct new slug folder
+			const rule1Path = Object.keys(writtenFiles).find((p) => p.includes("rule1.md") && !p.includes(".roomodes"))
+			const rule2Path = Object.keys(writtenFiles).find((p) => p.includes("rule2.md") && !p.includes(".roomodes"))
+
+			expect(rule1Path).toBeDefined()
+			expect(rule2Path).toBeDefined()
+
+			// Check that files are in rules-new-slug-name folder
+			expect(rule1Path).toContain(path.join(".roo", "rules-new-slug-name", "rule1.md"))
+			expect(rule2Path).toContain(path.join(".roo", "rules-new-slug-name", "subfolder", "rule2.md"))
+
+			// Verify directories were created with new slug
+			expect(createdDirs.some((dir) => dir.includes("rules-new-slug-name"))).toBe(true)
+		})
+
+		it("should handle old format (with rules-{slug} in path) for backwards compatibility", async () => {
+			// Import YAML with old format (includes rules folder in path)
+			const importYaml = yaml.stringify({
+				customModes: [
+					{
+						slug: "new-slug-name", // Changed slug
+						name: "Imported Mode",
+						roleDefinition: "Imported Role",
+						groups: ["read"],
+						rulesFiles: [
+							{
+								relativePath: "rules-old-slug/rule1.md", // Old format with rules folder
+								content: "Rule 1 content",
+							},
+							{
+								relativePath: "rules-old-slug/subfolder/rule2.md",
+								content: "Rule 2 content",
+							},
+						],
+					},
+				],
+			})
+
+			let writtenFiles: Record<string, string> = {}
+
+			;(fs.readFile as Mock).mockImplementation(async (path: string) => {
+				if (path === mockSettingsPath) {
+					return yaml.stringify({ customModes: [] })
+				}
+				throw new Error("File not found")
+			})
+			;(fs.writeFile as Mock).mockImplementation(async (path: string, content: string) => {
+				writtenFiles[path] = content
+				return Promise.resolve()
+			})
+
+			const result = await manager.importModeWithRules(importYaml)
+
+			expect(result.success).toBe(true)
+
+			// Verify files were written to the NEW slug folder, not the old one
+			const rule1Path = Object.keys(writtenFiles).find((p) => p.includes("rule1.md") && !p.includes(".roomodes"))
+			const rule2Path = Object.keys(writtenFiles).find((p) => p.includes("rule2.md") && !p.includes(".roomodes"))
+
+			expect(rule1Path).toBeDefined()
+			expect(rule2Path).toBeDefined()
+
+			// Check that files are in rules-new-slug-name folder (not rules-old-slug)
+			expect(rule1Path).toContain(path.join(".roo", "rules-new-slug-name", "rule1.md"))
+			expect(rule2Path).toContain(path.join(".roo", "rules-new-slug-name", "subfolder", "rule2.md"))
+
+			// Ensure old slug folder was NOT created
+			expect(rule1Path).not.toContain("rules-old-slug")
+			expect(rule2Path).not.toContain("rules-old-slug")
+		})
+
+		it("should handle mixed format paths correctly", async () => {
+			// Import YAML with mixed formats
+			const importYaml = yaml.stringify({
+				customModes: [
+					{
+						slug: "mixed-mode",
+						name: "Mixed Mode",
+						roleDefinition: "Mixed Role",
+						groups: ["read"],
+						rulesFiles: [
+							{
+								relativePath: "rules-old-slug/old-format.md", // Old format
+								content: "Old format content",
+							},
+							{
+								relativePath: "new-format.md", // New format
+								content: "New format content",
+							},
+							{
+								relativePath: "rules-another-old/nested/file.md", // Old format nested
+								content: "Nested old format",
+							},
+						],
+					},
+				],
+			})
+
+			let writtenFiles: Record<string, string> = {}
+
+			;(fs.readFile as Mock).mockImplementation(async (path: string) => {
+				if (path === mockSettingsPath) {
+					return yaml.stringify({ customModes: [] })
+				}
+				throw new Error("File not found")
+			})
+			;(fs.writeFile as Mock).mockImplementation(async (path: string, content: string) => {
+				writtenFiles[path] = content
+				return Promise.resolve()
+			})
+
+			const result = await manager.importModeWithRules(importYaml)
+
+			expect(result.success).toBe(true)
+
+			// All files should be in rules-mixed-mode folder
+			const oldFormatPath = Object.keys(writtenFiles).find((p) => p.includes("old-format.md"))
+			const newFormatPath = Object.keys(writtenFiles).find((p) => p.includes("new-format.md"))
+			const nestedPath = Object.keys(writtenFiles).find((p) => p.includes(path.join("nested", "file.md")))
+
+			expect(oldFormatPath).toContain(path.join(".roo", "rules-mixed-mode", "old-format.md"))
+			expect(newFormatPath).toContain(path.join(".roo", "rules-mixed-mode", "new-format.md"))
+			expect(nestedPath).toContain(path.join(".roo", "rules-mixed-mode", "nested", "file.md"))
+		})
+	})
+
+	describe("End-to-End Export/Import with Slug Change", () => {
+		it("should successfully export and re-import with a different slug", async () => {
+			// Step 1: Set up a mode with rules
+			const originalMode = {
+				slug: "original-mode",
+				name: "Original Mode",
+				roleDefinition: "Original Role",
+				groups: ["read"],
+			}
+
+			;(fileExistsAtPath as Mock).mockImplementation(async (path: string) => {
+				return path === mockRoomodes
+			})
+			;(fs.readFile as Mock).mockImplementation(async (path: string) => {
+				if (path === mockRoomodes) {
+					return yaml.stringify({ customModes: [originalMode] })
+				}
+				if (path.includes("rules-original-mode") && path.includes("rule.md")) {
+					return "Original rule content"
+				}
+				if (path === mockSettingsPath) {
+					return yaml.stringify({ customModes: [] })
+				}
+				throw new Error("File not found")
+			})
+			;(fs.stat as Mock).mockResolvedValue({ isDirectory: () => true })
+			;(fs.readdir as Mock).mockResolvedValue([{ name: "rule.md", isFile: () => true }])
+
+			// Step 2: Export the mode
+			const exportResult = await manager.exportModeWithRules("original-mode")
+			expect(exportResult.success).toBe(true)
+
+			// Step 3: Modify the exported YAML to change the slug
+			const exportData = yaml.parse(exportResult.yaml!)
+			exportData.customModes[0].slug = "renamed-mode"
+			exportData.customModes[0].name = "Renamed Mode"
+			const modifiedYaml = yaml.stringify(exportData)
+
+			// Step 4: Import with the new slug
+			let writtenFiles: Record<string, string> = {}
+			;(fs.writeFile as Mock).mockImplementation(async (path: string, content: string) => {
+				writtenFiles[path] = content
+				return Promise.resolve()
+			})
+
+			const importResult = await manager.importModeWithRules(modifiedYaml)
+			expect(importResult.success).toBe(true)
+
+			// Step 5: Verify the rule file was placed in the new slug folder
+			const ruleFilePath = Object.keys(writtenFiles).find(
+				(p) => p.includes("rule.md") && !p.includes(".roomodes"),
+			)
+			expect(ruleFilePath).toBeDefined()
+			expect(ruleFilePath).toContain(path.join(".roo", "rules-renamed-mode", "rule.md"))
+			expect(ruleFilePath).not.toContain("rules-original-mode")
+
+			// Verify content was preserved
+			expect(writtenFiles[ruleFilePath!]).toBe("Original rule content")
+		})
+	})
+})

src/core/config/__tests__/CustomModesManager.spec.ts

@@ -1744,10 +1744,13 @@ describe("CustomModesManager", () => {
 			expect(rulesFiles).toBeDefined()
 			expect(rulesFiles.length).toBe(2)
 
-			// Check that all paths use forward slashes
+			// Check that all paths use forward slashes and do NOT include the rules-{slug} prefix
 			rulesFiles.forEach((file: any) => {
 				expect(file.relativePath).not.toContain("\\")
-				expect(file.relativePath).toMatch(/^rules-test-mode\//)
+				// The PR excludes the rules-{slug} folder from paths
+				expect(file.relativePath).not.toMatch(/^rules-test-mode\//)
+				// Files should be at the root level now
+				expect(file.relativePath).toMatch(/^rule\d+\.md$/)
 			})
 
 			// Ensure no backslashes in the entire exported YAML