Google Apps Script to create Google Drive folders and add files to these folders based on the filetype.

MickMaguire · MickMaguire · commit 7ad2349184eb · 2013-02-06T11:15:01.000Z
diff --git a/ManageGoogleDriveFilesAndFolders.js b/ManageGoogleDriveFilesAndFolders.js
@@ -0,0 +1,43 @@
+/*global DocsList: false */
+
+// Manage Google Drive Folders.
+// Check if the given folder name exists.
+// If yes, return the folder object for the pre-existing folder.
+// If not, create the folder using the given folder name.
+// Return the folder object for the newly created folder with the given folder name.
+function createFolder(folderName) {
+    'use strict';
+    var folder,
+        errMsg = 'Cannot find folder';
+    try {
+        folder = DocsList.getFolder(folderName);
+    } catch (Error) {
+        if (Error.message.indexOf(errMsg) > -1) {
+            folder = DocsList.createFolder(folderName);
+        } else {
+            throw {'name': Error,
+                   'message': 'Unable to create folder ' + folderName};
+        }
+    }
+    return folder;
+}
+
+// Manage Google Drive files in folders.
+// Add files of file type 'spreadsheet' to folder called 'spreadsheets'
+// Add files of file type 'document' to folder called 'documents'.
+// Leave all other file types alone.
+function arrangeDocsToFolders() {
+    'use strict';
+    var ssFolder = createFolder('spreadsheets'),
+        docFolder = createFolder('documents'),
+        allFiles = DocsList.getAllFiles(),
+        allFilesCount = allFiles.length,
+        i;
+    for (i = 0; i < allFilesCount; i += 1) {
+        if (allFiles[i].getFileType().toString() === 'spreadsheet') {
+            allFiles[i].addToFolder(ssFolder);
+        } else if (allFiles[i].getFileType().toString() === 'document') {
+            allFiles[i].addToFolder(docFolder);
+        }
+    }
+}
