Enhance configuration file handling, validate filename input and adjust paths

src/main/frontend/app/actions/navigationActions.ts

@@ -1,6 +1,7 @@
 import { type NavigateFunction } from 'react-router'
 import useTabStore from '~/stores/tab-store'
 import useEditorTabStore from '~/stores/editor-tab-store'
+import { getBaseName } from '~/utils/path-utils'
 
 export function openInStudio(
   navigate: NavigateFunction,
@@ -42,7 +43,7 @@ export function openInEditorAtElement(
   { subtype, filepath, name }: { subtype: string; filepath: string; name?: string },
 ) {
   const editorStore = useEditorTabStore.getState()
-  const fileName = filepath.split(/[/\\]/).pop() ?? filepath
+  const fileName = getBaseName(filepath)
 
   if (!editorStore.getTab(filepath)) {
     editorStore.setTabData(filepath, {

src/main/frontend/app/components/directory-picker/directory-picker.tsx

@@ -5,6 +5,7 @@ import { filesystemService } from '~/services/filesystem-service'
 import type { FilesystemEntry } from '~/types/filesystem.types'
 import { ApiError } from '~/utils/api'
 import { useDirectoryWatcher } from '~/hooks/use-file-watcher'
+import { normalizePath } from '~/utils/path-utils'
 import Button from '../inputs/button'
 import CloseButton from '../inputs/close-button'
 
@@ -36,9 +37,9 @@ export default function DirectoryPicker({
     setIsCreatingFolder(false)
     try {
       const result = await filesystemService.browse(path)
-      setEntries(result.entries)
-      setCurrentPath(result.resolvedPath)
-      setParentPath(result.parentPath)
+      setEntries(result.entries.map((entry) => ({ ...entry, path: normalizePath(entry.path) })))
+      setCurrentPath(normalizePath(result.resolvedPath))
+      setParentPath(normalizePath(result.parentPath))
     } catch (error) {
       if (error instanceof ApiError && error.httpCode === 403) {
         setError('Access denied')

src/main/frontend/app/components/file-structure/name-input-dialog.tsx

@@ -22,6 +22,11 @@ export const CONFIGURATION_NAME_PATTERNS: Record<string, RegExp> = {
 
 export const FOLDER_OR_ADAPTER_NAME_PATTERNS: Record<string, RegExp> = BASE_NAME_PATTERNS
 
+export const PROJECT_NAME_PATTERNS: Record<string, RegExp> = {
+  ...BASE_NAME_PATTERNS,
+  'Cannot have a file extension': /^(?!.*\.[^.\\/]+$).*$/,
+}
+
 interface NameInputDialogProps {
   title: string
   initialValue?: string

src/main/frontend/app/components/file-structure/studio-file-structure.tsx

@@ -47,8 +47,7 @@ function studioTabItemId(activeTab: string, dataProvider: StudioFilesDataProvide
   const lastSep = rest.lastIndexOf('::')
   const adapterName = lastSep === -1 ? rest : rest.slice(0, lastSep)
   const position = lastSep === -1 ? '0' : rest.slice(lastSep + 2)
-  const rootPath = dataProvider.getRootPath().replace(/[/\\]$/, '')
-  return `${toTreeItemId(configPath, rootPath)}/${adapterName}::${position}`
+  return `${toTreeItemId(configPath, dataProvider.getRootPath())}/${adapterName}::${position}`
 }
 
 function getItemTitle(item: TreeItem<StudioItemData>): string {

src/main/frontend/app/components/file-structure/tree-utilities.ts

@@ -5,6 +5,7 @@ import MailIcon from '../../../icons/solar/Mailbox.svg?react'
 import FolderIcon from '../../../icons/solar/Folder.svg?react'
 import type { FileTreeNode } from '~/types/filesystem.types'
 import type { TreeRef } from 'react-complex-tree'
+import { relativeTo } from '~/utils/path-utils'
 
 export function getListenerIcon(listenerType: string | null) {
   if (!listenerType) return CodeIcon
@@ -31,8 +32,8 @@ export function getAncestorIds(itemId: string): string[] {
 }
 
 export function toTreeItemId(absolutePath: string, rootPath: string): string {
-  const relativePath = absolutePath.slice(rootPath.length).replace(/^[/\\]/, '')
-  return `root/${relativePath.split(/[/\\]/).join('/')}`
+  const relativePath = relativeTo(rootPath, absolutePath)
+  return relativePath ? `root/${relativePath}` : 'root'
 }
 
 export function isVisibleInTree(itemId: string | null, expandedItems: string[]): boolean {

src/main/frontend/app/components/file-structure/use-studio-context-menu.ts

@@ -12,6 +12,7 @@ import {
   FILE_NAME_PATTERNS,
   FOLDER_OR_ADAPTER_NAME_PATTERNS,
 } from '~/components/file-structure/name-input-dialog'
+import { getBaseName, getParentPath, joinPath, relativeTo } from '~/utils/path-utils'
 
 export type StudioItemType = 'root' | 'folder' | 'configuration' | 'adapter' | 'file'
 
@@ -56,7 +57,7 @@ export function detectItemType(data: StudioItemData, isFolder?: boolean): Studio
 
   if (isFolder) return 'folder'
 
-  const lastSegment = path.split(/[/\\]/).at(-1) ?? path
+  const lastSegment = getBaseName(path)
   if (lastSegment.includes('.')) return 'file'
   return 'folder'
 }
@@ -68,11 +69,6 @@ export function getItemName(data: StudioItemData): string {
   return 'Unnamed'
 }
 
-function getParentDir(filePath: string): string {
-  const lastSep = Math.max(filePath.lastIndexOf('/'), filePath.lastIndexOf('\\'))
-  return lastSep > 0 ? filePath.slice(0, lastSep) : filePath
-}
-
 function ensureXmlExtension(name: string): string {
   if (name.endsWith('.xml')) return name
   return `${name}.xml`
@@ -90,12 +86,12 @@ export function resolveItemPaths(
 
   if (itemType === 'adapter') {
     const configPath = (data as StudioAdapterData).configPath
-    return { path: configPath, folderPath: getParentDir(configPath) }
+    return { path: configPath, folderPath: getParentPath(configPath) }
   }
 
   const folderData = data as StudioFolderData
   if (itemType === 'configuration' || itemType === 'file') {
-    return { path: folderData.path, folderPath: getParentDir(folderData.path) }
+    return { path: folderData.path, folderPath: getParentPath(folderData.path) }
   }
 
   return { path: folderData.path, folderPath: folderData.path }
@@ -176,12 +172,8 @@ export function useStudioContextMenu({ projectName, dataProvider }: UseStudioCon
         onSubmit: async (name: string) => {
           const fileName = ensureXmlExtension(name)
           try {
-            const rootPath = dataProvider.getRootPath().replace(/[/\\]$/, '')
-            const folderPath = menu.folderPath.replace(/[/\\]$/, '')
-            const relativePath =
-              folderPath === rootPath
-                ? fileName
-                : `${folderPath.slice(rootPath.length + 1).replaceAll('\\', '/')}/${fileName}`
+            const relativeFolder = relativeTo(dataProvider.getRootPath(), menu.folderPath)
+            const relativePath = relativeFolder ? joinPath(relativeFolder, fileName) : fileName
             await createConfigurationFile(projectName, relativePath)
             await dataProvider.reloadDirectory('root')
           } catch (error) {
@@ -268,7 +260,7 @@ export function useStudioContextMenu({ projectName, dataProvider }: UseStudioCon
               clearConfigurationFileCache(projectName, menu.path)
               useTabStore.getState().renameTabsForConfig(menu.path, newPath)
             } else {
-              await renameFile(projectName, menu.path, `${getParentDir(menu.path)}/${newName}`)
+              await renameFile(projectName, menu.path, `${getParentPath(menu.path)}/${newName}`)
             }
             await dataProvider.reloadDirectory('root')
           } catch (error) {

src/main/frontend/app/routes/configurations/add-configuration-modal.tsx

@@ -7,6 +7,7 @@ import CloseButton from '~/components/inputs/close-button'
 import Input from '~/components/inputs/input'
 import DirectoryPicker from '~/components/directory-picker/directory-picker'
 import { fetchProject } from '~/services/project-service'
+import { containsPathSeparator, joinPath, relativeTo } from '~/utils/path-utils'
 
 interface AddConfigurationModalProperties {
   isOpen: boolean
@@ -47,12 +48,21 @@ export default function AddConfigurationModal({
         setLoading(false)
         return
       }
+
+      if (containsPathSeparator(configname) || configname.includes('..')) {
+        setError(String.raw`Filename cannot contain "/", "\" or ".."`)
+        setLoading(false)
+        return
+      }
       // Ensure .xml suffix
       if (!configname.toLowerCase().endsWith('.xml')) {
         configname = `${configname}.xml`
       }
 
-      await createConfigurationFile(currentConfiguration.name, `${rootLocationName}/${configname}`)
+      const relativeFolder = relativeTo(currentConfiguration.rootPath, rootLocationName)
+      const relativePath = relativeFolder ? joinPath(relativeFolder, configname) : configname
+
+      await createConfigurationFile(currentConfiguration.name, relativePath)
       const updatedProject = await fetchProject(currentConfiguration.name)
       setProject(updatedProject)
       onSuccess?.()
@@ -83,10 +93,13 @@ export default function AddConfigurationModal({
     setIsOpenPickerOpen(false)
   }
 
+  const trimmedFilename = filename.trim()
+  const filenameHasInvalidChars = containsPathSeparator(trimmedFilename) || trimmedFilename.includes('..')
+  const isFilenameValid = trimmedFilename.length > 0 && !filenameHasInvalidChars
+
   const displayFilename = (() => {
-    const trimmed = filename.trim()
-    if (!trimmed) return ''
-    return trimmed.toLowerCase().endsWith('.xml') ? trimmed : `${trimmed}.xml`
+    if (!trimmedFilename) return ''
+    return trimmedFilename.toLowerCase().endsWith('.xml') ? trimmedFilename : `${trimmedFilename}.xml`
   })()
 
   return (
@@ -120,19 +133,25 @@ export default function AddConfigurationModal({
           <label className="text-sm font-medium" htmlFor="configuration-filename-input">
             Filename
           </label>
-          <div className="ml-2 flex w-full items-center">
-            <Input
-              id="configuration-filename-input"
-              value={filename}
-              onChange={(event) => setFilename(event.target.value)}
-              placeholder="Choose a filename"
-              aria-label="configuration filename"
-            />
+          <div className="ml-2 flex w-full flex-col">
+            <div className="flex w-full items-center gap-1">
+              <Input
+                id="configuration-filename-input"
+                value={filename}
+                onChange={(event) => setFilename(event.target.value)}
+                placeholder="Choose a filename"
+                aria-label="configuration filename"
+              />
+              <span className="text-foreground-muted text-sm">.xml</span>
+            </div>
+            {filenameHasInvalidChars && (
+              <p className="mt-1 text-xs text-red-500">{String.raw`Filename cannot contain "/", "\" or ".."`}</p>
+            )}
           </div>
         </div>
 
         <div className="flex gap-2">
-          <Button onClick={handleAdd} disabled={loading} className="disabled:opacity-50">
+          <Button onClick={handleAdd} disabled={loading || !isFilenameValid} className="disabled:opacity-50">
             {loading ? 'Adding...' : `Add ${displayFilename || 'configuration file'} to ${currentConfiguration.name}`}
           </Button>
 

src/main/frontend/app/routes/configurations/configuration-file-tile.tsx

@@ -7,6 +7,7 @@ import IconButton from '~/components/inputs/icon-button'
 import IconLabelButton from '~/components/inputs/icon-label-button'
 import ConfirmDeleteDialog from '~/components/file-structure/confirm-delete-dialog'
 import { useState } from 'react'
+import { getBaseName } from '~/utils/path-utils'
 
 interface ConfigurationFileTileProperties {
   filepath: string
@@ -29,7 +30,7 @@ export default function ConfigurationFileTile({
   }
 
   const handleOpenInEditor = () => {
-    const fileName = relativePath.split(/[/\\]/).pop()
+    const fileName = getBaseName(relativePath)
     if (!fileName) return
     openInEditor(fileName, filepath, navigate)
   }
@@ -82,7 +83,7 @@ export default function ConfigurationFileTile({
 
       {showDeleteDialog && (
         <ConfirmDeleteDialog
-          name={relativePath.split(/[/\\]/).pop() ?? relativePath}
+          name={getBaseName(relativePath)}
           isFolder={false}
           onCancel={() => setShowDeleteDialog(false)}
           onConfirm={handleConfirmDelete}

src/main/frontend/app/routes/configurations/configuration-overview.tsx

@@ -11,33 +11,14 @@ import type { FileTreeNode } from '~/types/filesystem.types'
 import { fetchProjectTree } from '~/services/file-tree-service'
 import Button from '~/components/inputs/button'
 import Search from '~/components/search/search'
-import { normalizePath, toRelativePath } from '~/utils/path-utils'
+import { relativeTo } from '~/utils/path-utils'
 
 interface ConfigurationFile {
   path: string
   relativePath: string
   adapterNames: string[]
 }
 
-function findConfigurationsDir(node: FileTreeNode | undefined | null): FileTreeNode | null {
-  if (!node || !node.path) return null
-
-  const normalizedPath = normalizePath(node.path)
-
-  if (node.type === 'DIRECTORY' && normalizedPath.endsWith(`/src/main/configurations/${node.name}`)) {
-    return node
-  }
-
-  if (!node.children) return null
-
-  for (const child of node.children) {
-    const found = findConfigurationsDir(child)
-    if (found) return found
-  }
-
-  return null
-}
-
 function collectXmlFiles(node: FileTreeNode | undefined | null): FileTreeNode[] {
   let result: FileTreeNode[] = []
   if (!node) return result
@@ -61,7 +42,6 @@ export default function ConfigurationOverview() {
   const [showModal, setShowModal] = useState(false)
   const [tree, setTree] = useState<FileTreeNode | null>(null)
   const [isLoading, setIsLoading] = useState(false)
-  const [configurationsDir, setConfigurationsDir] = useState<FileTreeNode | null>(null)
   const [searchQuery, setSearchQuery] = useState('')
   const [debouncedQuery, setDebouncedQuery] = useState(searchQuery)
 
@@ -91,13 +71,6 @@ export default function ConfigurationOverview() {
     return () => controller.abort()
   }, [loadTree])
 
-  useEffect(() => {
-    if (tree) {
-      const configDir = findConfigurationsDir(tree)
-      setConfigurationsDir(configDir)
-    }
-  }, [tree])
-
   const handleConfigAdded = useCallback(() => {
     setShowModal(false)
     loadTree()
@@ -112,12 +85,9 @@ export default function ConfigurationOverview() {
   const configFiles = useMemo(() => {
     if (!tree || !currentConfigurationProject) return []
 
-    const configurationDirectory = findConfigurationsDir(tree)
-    if (!configurationDirectory) return []
-
-    const xmlFiles = collectXmlFiles(configurationDirectory)
+    const xmlFiles = collectXmlFiles(tree)
     return xmlFiles.map((file) => {
-      const relativePath = toRelativePath(file.path, `${configurationDirectory.path}/`) ?? file.name
+      const relativePath = relativeTo(tree.path, file.path) || file.name
       return { ...file, relativePath, path: file.path }
     })
   }, [tree, currentConfigurationProject])
@@ -208,7 +178,7 @@ export default function ConfigurationOverview() {
         onClose={() => setShowModal(false)}
         onSuccess={handleConfigAdded}
         currentConfiguration={currentConfigurationProject}
-        configurationsDirPath={configurationsDir?.path ?? ''}
+        configurationsDirPath={tree?.path ?? ''}
       />
     </div>
   )

src/main/frontend/app/routes/projectlanding/clone-configuration-modal.tsx

@@ -4,6 +4,7 @@ import Button from '~/components/inputs/button'
 import CloseButton from '~/components/inputs/close-button'
 import Input from '~/components/inputs/input'
 import { filesystemService } from '~/services/filesystem-service'
+import { joinPath } from '~/utils/path-utils'
 
 interface CloneProjectModalProperties {
   isLocal: boolean
@@ -34,7 +35,13 @@ export default function CloneConfigurationModal({
     setLocation(initialPath ?? '')
   }, [isLocal, initialPath])
 
-  const repoName = repoUrl.split('/').pop()?.replace(/\.git$/i, '')
+  const repoName = repoUrl
+    .split('/')
+    .pop()
+    ?.replace(/\.git$/i, '')
+
+  const targetName = repoName || 'cloned-project'
+  const targetPath = location ? joinPath(location, targetName) : targetName
 
   const handleClone = () => {
     if (!repoUrl.trim()) return
@@ -110,14 +117,7 @@ export default function CloneConfigurationModal({
             </div>
           )}
 
-          {repoName && (
-            <p className="text-foreground-muted mb-4 text-xs">
-              Will clone to:{' '}
-              {isLocal
-                ? `${location}${location.includes('/') ? '/' : '\\'}${repoName}`
-                : `${location ? `${location}/` : ''}${repoName}`}
-            </p>
-          )}
+          {repoName && <p className="text-foreground-muted mb-4 text-xs">Will clone to: {targetPath}</p>}
 
           <div className="flex gap-2">
             <Button