git-remote-mediawiki: escape ", \, and LF in file names

diff --git a/contrib/mw-to-git/git-remote-mediawiki b/contrib/mw-to-git/git-remote-mediawiki
index 8647c92df82657d5d3e2c6a43fb315f270548226..094129de09ca92643d98f34f20a35479089bcbcb 100755 (executable)
--- a/contrib/mw-to-git/git-remote-mediawiki
+++ b/contrib/mw-to-git/git-remote-mediawiki
@@ -9,20 +9,7 @@
 # License: GPL v2 or later
 
 # Gateway between Git and MediaWiki.
-#   https://github.com/Bibzball/Git-Mediawiki/wiki
-#
-# Known limitations:
-#
-# - Several strategies are provided to fetch modifications from the
-#   wiki, but no automatic heuristics is provided, the user has
-#   to understand and chose which strategy is appropriate for him.
-#
-# - Git renames could be turned into MediaWiki renames (see TODO
-#   below)
-#
-# - No way to import "one page, and all pages included in it"
-#
-# - Multiple remote MediaWikis have not been very well tested.
+# Documentation & bugtracker: https://github.com/moy/Git-Mediawiki/
 
 use strict;
 use MediaWiki::API;
@@ -724,6 +711,14 @@ sub fetch_mw_revisions {
        return ($n, @revisions);
 }
 
+sub fe_escape_path {
+    my $path = shift;
+    $path =~ s/\\/\\\\/g;
+    $path =~ s/"/\\"/g;
+    $path =~ s/\n/\\n/g;
+    return '"' . $path . '"';
+}
+
 sub import_file_revision {
        my $commit = shift;
        my %commit = %{$commit};
@@ -751,15 +746,17 @@ sub import_file_revision {
                print STDOUT "from refs/mediawiki/$remotename/master^0\n";
        }
        if ($content ne DELETED_CONTENT) {
-               print STDOUT "M 644 inline $title.mw\n";
+               print STDOUT "M 644 inline " .
+                   fe_escape_path($title . ".mw") . "\n";
                literal_data($content);
                if (%mediafile) {
-                       print STDOUT "M 644 inline $mediafile{title}\n";
+                       print STDOUT "M 644 inline "
+                           . fe_escape_path($mediafile{title}) . "\n";
                        literal_data_raw($mediafile{content});
                }
                print STDOUT "\n\n";
        } else {
-               print STDOUT "D $title.mw\n";
+               print STDOUT "D " . fe_escape_path($title . ".mw") . "\n";
        }
 
        # mediawiki revision number in the git note