Removes acl files from list of files to match when mapping url to file

lib/create-app.js

@@ -48,7 +48,11 @@ function createApp (argv = {}) {
     rootUrl: argv.serverUri,
     rootPath: path.resolve(argv.root || process.cwd()),
     includeHost: argv.multiuser,
-    defaultContentType: argv.defaultContentType
+    defaultContentType: argv.defaultContentType,
+    fileSuffixes: [
+      argv.suffixAcl || '.acl',
+      argv.suffixMeta || '.meta'
+    ]
   })
 
   const configPath = config.initConfigDir(argv)

lib/resource-mapper.js

@@ -15,7 +15,8 @@ class ResourceMapper {
     includeHost = false,
     defaultContentType = 'application/octet-stream',
     indexFilename = 'index',
-    overrideTypes = { acl: 'text/turtle', meta: 'text/turtle' }
+    overrideTypes = { acl: 'text/turtle', meta: 'text/turtle' },
+    fileSuffixes = ['.acl', '.meta']
   }) {
     this._rootUrl = this._removeTrailingSlash(rootUrl)
     this._rootPath = this._removeTrailingSlash(rootPath)
@@ -24,6 +25,7 @@ class ResourceMapper {
     this._defaultContentType = defaultContentType
     this._indexFilename = indexFilename
     this._types = { ...types, ...overrideTypes }
+    this._isControlFile = new RegExp(`(?:${fileSuffixes.map(fs => fs.replace('.', '\\.')).join('|')})$`)
 
     // If the host needs to be replaced on every call, pre-split the root URL
     if (includeHost) {
@@ -68,11 +70,9 @@ class ResourceMapper {
       // Read all files in the corresponding folder
       const filename = fullPath.substr(fullPath.lastIndexOf('/') + 1)
       const folder = fullPath.substr(0, fullPath.length - filename.length)
-      const files = await this._readdir(folder)
 
       // Find a file with the same name (minus the dollar extension)
-      let match = !searchIndex ? '' : (files.find(f => this._removeDollarExtension(f) === filename ||
-        (isIndex && f.startsWith(this._indexFilename + '.'))))
+      let match = searchIndex ? await this._getMatchingFile(folder, filename, isIndex) : ''
       if (match === undefined) {
         // Error if no match was found,
         // unless the URL ends with a '/',
@@ -90,6 +90,17 @@ class ResourceMapper {
     return { path, contentType: contentType || this._defaultContentType }
   }
 
+  async _getMatchingFile (folder, filename, isIndex) {
+    const files = await this._readdir(folder)
+    const hasSameName = (f) => {
+      return this._removeDollarExtension(f) === filename
+    }
+    const isIndexFile = (f) => {
+      return isIndex && f.startsWith(this._indexFilename + '.') && !this._isControlFile.test(f)
+    }
+    return files.find(f => hasSameName(f) || isIndexFile(f))
+  }
+
   async getRepresentationUrlForResource (resourceUrl) {
     let fullPath = this.getFullPath(resourceUrl)
     let isIndex = fullPath.endsWith('/')

test/unit/resource-mapper-test.js

@@ -286,6 +286,18 @@ describe('ResourceMapper', () => {
         contentType: 'application/octet-stream'
       })
 
+    itMapsUrl(mapper, 'a URL of that has an accompanying acl file, but no actual file',
+      {
+        url: 'http://localhost/space/'
+      },
+      [
+        `${rootPath}space/index.acl`
+      ],
+      {
+        path: `${rootPath}space/`,
+        contentType: 'application/octet-stream'
+      })
+
     itMapsUrl(mapper, 'a URL ending with a slash to an index file for text/html when index.html not is available',
       {
         url: 'http://localhost/space/',
@@ -297,6 +309,20 @@ describe('ResourceMapper', () => {
         contentType: 'text/html'
       })
 
+    itMapsUrl(mapper, 'a URL of that has an accompanying meta file, but no actual file',
+      {
+        url: 'http://localhost/space/',
+        contentType: 'text/html',
+        createIfNotExists: true
+      },
+      [
+        `${rootPath}space/index.meta`
+      ],
+      {
+        path: `${rootPath}space/index.html`,
+        contentType: 'text/html'
+      })
+
     itMapsUrl(mapper, 'a URL ending with a slash to a folder when index is skipped',
       {
         url: 'http://localhost/space/',