1 files changed, 44 insertions, 0 deletions

diff --git a/heimdall-frontend/source/qml/FileUtils.js b/heimdall-frontend/source/qml/FileUtils.js
new file mode 100644
index 0000000..3735a37
--- /dev/null
+++ b/heimdall-frontend/source/qml/FileUtils.js
@@ -0,0 +1,44 @@
+function clipFileExtension(filename) {
+    var periodIndex = filename.lastIndexOf('.');
+
+    if (periodIndex > 0) {
+        return filename.slice(0, periodIndex - 1);
+    } else if (periodIndex === 0) {
+        return "";
+    }
+
+    return filename;
+}
+
+function filenameFromUrl(url) {
+    var urlString = url.toString();
+    return urlString.slice(urlString.lastIndexOf('/') + 1);
+}
+
+function fileExtension(url) {
+    var filename = filenameFromUrl(url);
+    var periodIndex = filename.lastIndexOf('.');
+
+    if (periodIndex >= 0) {
+        return filename.slice(periodIndex + 1);
+    }
+
+    return "";
+}
+
+// TODO: Real implemention - call out to C++ and validate with QFileInfo etc.
+function isFile(url) {
+    var filename = filenameFromUrl(url);
+    return filename.length > 0;
+}
+
+function isArchive(url) {
+    var filename = filenameFromUrl(url);
+    var extension = fileExtension(filename);
+    return (extension === 'tar' || extension === 'zip')
+        || (extension === 'gz' && fileExtension(clipFileExtension(filename)) === 'tar');
+}
+
+function extractArchive(url) {
+
+}