1 files changed, 82 insertions, 0 deletions
diff --git a/src/main/java/de/thedevstack/conversationsplus/utils/FileHelper.java b/src/main/java/de/thedevstack/conversationsplus/utils/FileHelper.java
new file mode 100644
index 00000000..5cba24b8
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/utils/FileHelper.java
@@ -0,0 +1,82 @@
+package de.thedevstack.conversationsplus.utils;
+
+import android.annotation.TargetApi;
+import android.content.ContentResolver;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Build;
+import android.provider.DocumentsContract;
+import android.provider.MediaStore;
+
+import de.thedevstack.conversationsplus.ConversationsPlusApplication;
+
+/**
+ * Created by tzur on 30.10.2015.
+ */
+public final class FileHelper {
+
+    /**
+     * taken from: http://stackoverflow.com/a/29164361
+     * @param uri
+     * @return
+     */
+    @TargetApi(Build.VERSION_CODES.KITKAT)
+    private static String getRealPathFromUriLollipop(Uri uri) {
+        String path = null;
+
+        String wholeID = DocumentsContract.getDocumentId(uri);
+
+        // Split at colon, use second item in the array
+        String id = wholeID.split(":")[1];
+
+        String[] column = { MediaStore.Images.Media.DATA };
+
+        // where id is equal to
+        String sel = MediaStore.Images.Media._ID + "=?";
+
+        Cursor cursor = ConversationsPlusApplication.getInstance().getContentResolver().
+                query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
+                        column, sel, new String[]{ id }, null);
+
+        int columnIndex = cursor.getColumnIndex(column[0]);
+
+        if (cursor.moveToFirst()) {
+            path = cursor.getString(columnIndex);
+        }
+        cursor.close();
+        return path;
+    }
+
+    /**
+     * Get the real path from an Uri.
+     * @param uri the uri to convert to the real path
+     * @return the real path or <code>null</code>
+     */
+    public static String getRealPathFromUri(Uri uri) {
+        String path = null;
+        if (ContentResolver.SCHEME_FILE.equals(uri.getScheme())) {
+            return uri.getPath();
+        } else if (ContentResolver.SCHEME_CONTENT.equals(uri.getScheme())) {
+            String[] projection = {MediaStore.MediaColumns.DATA};
+            Cursor metaCursor = ConversationsPlusApplication.getInstance().getContentResolver().query(uri,
+                    projection, null, null, null);
+            if (metaCursor != null) {
+                try {
+                    if (metaCursor.moveToFirst()) {
+                        path = metaCursor.getString(0);
+                    }
+                } finally {
+                    metaCursor.close();
+                }
+            }
+        }
+        if (path == null) {
+            path = getRealPathFromUriLollipop(uri);
+        }
+        return path;
+    }
+
+    private FileHelper() {
+        // Utility class - do not instantiate
+    }
+}