[ui] move filepath.js to Utils module

meshroom/ui/qml/Utils/filepath.js

@@ -0,0 +1,24 @@
+/* Utility functions to manipulate file paths */
+
+/// Returns the directory name of the given path.
+function dirname(path) {
+    return path.substring(0, path.lastIndexOf('/'))
+}
+
+/// Returns the basename (file.extension) of the given path.
+function basename(path) {
+    return path.substring(path.lastIndexOf('/') + 1, path.length)
+}
+
+/// Return the extension (prefixed by a '.') of the given path.
+function extension(path) {
+    var dot_pos = path.lastIndexOf('.');
+    return dot_pos > -1 ? path.substring(dot_pos, path.length) : ""
+}
+
+/// Return whether the given path is a path to a file.
+/// (only based on the fact that the last portion of the path
+/// matches the 'basename.extension' pattern)
+function isFile(path) {
+    return extension(path) !== ""
+}