[grilo-plugins] local-metadata: Ignore sanitization if the whole filename is blacklisted

[Bastien Nocera <hadess src gnome org>]

commit 85fc7cbf831e914456623a2f7a9efbe81919bf4d
Author: Olivier Crête <olivier crete collabora com>
Date:   Tue Apr 28 19:46:54 2015 -0400

    local-metadata: Ignore sanitization if the whole filename is blacklisted
    
    If the whole filename ends up blacklisted, then just take it as-is.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=748604

 src/local-metadata/grl-local-metadata.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/src/local-metadata/grl-local-metadata.c b/src/local-metadata/grl-local-metadata.c
index adc81f0..45856be 100644
--- a/src/local-metadata/grl-local-metadata.c
+++ b/src/local-metadata/grl-local-metadata.c
@@ -272,6 +272,13 @@ video_sanitise_string (const gchar *str)
   if (*line_end != '\0') {
     line_end = g_utf8_find_prev_char (line, line_end);
 
+
+    /* If everything in the string is blacklisted, just ignore
+     * the blackisting logic.
+     */
+    if (line_end == NULL)
+      return g_strdup (str);
+
     /* After removing substring with blacklisted word, ignore non alpha-numeric
      * char in the end of the sanitised string */
     while (g_unichar_isalnum (*line_end) == FALSE &&