Merged update from upstream sources

This is an automated DistroBaker update from upstream sources.
If you do not know what this is about or would like to opt out,
contact the OSCI team.

Source: https://src.fedoraproject.org/rpms/gutenprint.git#8a6abe57fd4b117813c4d1af869e3eea42c6d244

cups-genppdupdate.py.in

@@ -255,6 +255,23 @@ def parse_options():
 
     return args
 
+def check_encoding(filename):
+    import chardet
+
+    with open(filename, 'rb') as f:
+         charenc = chardet.detect(f.read())['encoding']
+
+    if debug & 1:
+        print("File encoding: {}".format(charenc))
+
+    if charenc in ['ascii', 'utf-8']:
+        return 'utf-8'
+    else:
+        if debug & 1:
+            print("Trying to use latin1 for decoding {}".format(charenc))
+
+        return 'latin1'
+
 def update_ppd (ppd_source_filename):
     global ppd_dest_filename
     global ppd_out_dir
@@ -271,7 +288,8 @@ def update_ppd (ppd_source_filename):
         ppd_dest_filename = "%s/%s" % (ppd_out_dir,
                                        os.path.basename (ppd_dest_filename))
 
-    orig = open (ppd_source_filename, encoding="utf-8")
+    fenc = check_encoding(ppd_source_filename)
+    orig = open(ppd_source_filename, encoding=fenc)
     orig_metadata = os.fstat (orig.fileno ())
     if debug & 1:
         print ("Source Filename: %s" % ppd_source_filename)
@@ -284,7 +302,17 @@ def update_ppd (ppd_source_filename):
     region = ""
     valid = 0
     orig_locale = ""
-    for line in orig.readlines ():
+
+    try:
+        orig_lines = orig.readlines()
+    except UnicodeDecodeError:
+        if debug & 1:
+            print('PPD {} has an unexpected enconding, '
+                  'skipping.'.format(ppd_source_filename))
+
+        return -1
+
+    for line in orig_lines:
         line.rstrip ()
         if line.find ("*StpLocale:") != -1:
             match = re.search ("\*StpLocale:\s*\"(.*)\"$", line)

gutenprint-python36syntax.patch

@@ -1,7 +1,7 @@
 --- gutenprint-5.2.12/src/cups/cups-genppdupdate.in.python36syntax	
 +++ gutenprint-5.2.12/src/cups/cups-genppdupdate.in	
 @@ -287,7 +287,7 @@ def update_ppd (ppd_source_filename):
-     for line in orig.readlines ():
+     for line in orig_lines:
          line.rstrip ()
          if line.find ("*StpLocale:") != -1:
 -            match = re.search ("\*StpLocale:\s*\"(.*)\"$", line)

gutenprint.spec

@@ -4,7 +4,7 @@
 Name:           gutenprint
 Summary:        Printer Drivers Package
 Version:        5.3.3
-Release:        6%{?dist}
+Release:        7%{?dist}
 URL:            http://gimp-print.sourceforge.net/
 Source0:        http://downloads.sourceforge.net/gimp-print/%{name}-%{version}.tar.xz
 # Post-install script to update CUPS native PPDs.
@@ -244,6 +244,9 @@ exit 0
 %{_mandir}/man8/cups-genppd*8*.gz
 
 %changelog
+* Fri Nov 06 2020 Zdenek Dohnal <zdohnal@redhat.com> - 5.3.3-7
+- 1773690 - cups-genppdupdate doesnt work for non-utf-8 PPDs
+
 * Thu Nov 05 2020 Zdenek Dohnal <zdohnal@redhat.com> - 5.3.3-6
 - make is no longer in buildroot by default