From 0c3b88e3cb817cd030163c534db91ec94f886953 Mon Sep 17 00:00:00 2001
From: Juergen Spitzmueller <spitz@lyx.org>
Date: Sat, 5 Jul 2014 13:38:55 +0200
Subject: [PATCH] Support for Swiss German (old spelling)

---
 lib/languages          | 23 ++++++++++++-----------
 lib/lyx2lyx/LyX.py     |  2 +-
 lib/lyx2lyx/lyx_2_2.py | 19 +++++++++++++++++++
 src/version.h          |  4 ++--
 4 files changed, 34 insertions(+), 14 deletions(-)

diff --git a/lib/languages b/lib/languages
index 92387a989c..e4c0dd5c94 100644
--- a/lib/languages
+++ b/lib/languages
@@ -491,17 +491,18 @@ Language german-ch
 	LangCode         de_CH
 End
 
-# This is now supported, but requires a file format change
-# Language german-ch-old
-# 	GuiName          "German (Switzerland, old spelling)"
-# 	BabelName        swissgerman
-# 	PolyglossiaName  german
-# 	PolyglossiaOpts  "spelling=old,babelshorthands=true"
-## 	PolyglossiaOpts  "variant=swiss,spelling=old,babelshorthands=true"
-# 	QuoteStyle       danish
-# 	Encoding         iso8859-15
-# 	LangCode         de_CH
-# End
+# In Babel, this is supported since release 2.7 of babel-german (Dec 2013)
+# Polyglossia does not yet support Swiss German. We use german for now.
+Language german-ch-old
+	GuiName          "German (Switzerland, old spelling)"
+ 	BabelName        swissgerman
+ 	PolyglossiaName  german
+ 	PolyglossiaOpts  "spelling=old,babelshorthands=true"
+# 	PolyglossiaOpts  "variant=swiss,spelling=old,babelshorthands=true"
+ 	QuoteStyle       danish
+ 	Encoding         iso8859-15
+ 	LangCode         de_CH
+End
 
 Language greek
 	GuiName           "Greek"
diff --git a/lib/lyx2lyx/LyX.py b/lib/lyx2lyx/LyX.py
index eb0b079355..63645245d5 100644
--- a/lib/lyx2lyx/LyX.py
+++ b/lib/lyx2lyx/LyX.py
@@ -85,7 +85,7 @@ format_relation = [("0_06",    [200], minor_versions("0.6" , 4)),
                    ("1_6", range(277,346), minor_versions("1.6" , 10)),
                    ("2_0", range(346,414), minor_versions("2.0", 8)),
                    ("2_1", range(414,475), minor_versions("2.1", 0)),
-                   ("2_2", range(475,477), minor_versions("2.2", 0))
+                   ("2_2", range(475,478), minor_versions("2.2", 0))
                   ]
 
 ####################################################################
diff --git a/lib/lyx2lyx/lyx_2_2.py b/lib/lyx2lyx/lyx_2_2.py
index c263c832e0..f15b0c6e9e 100644
--- a/lib/lyx2lyx/lyx_2_2.py
+++ b/lib/lyx2lyx/lyx_2_2.py
@@ -275,6 +275,23 @@ def revert_smash(document):
         j = k
 
 
+def revert_swissgerman(document):
+    " Set language german-ch-old to german "
+    i = 0
+    if document.language == "german-ch-old":
+        document.language = "german"
+        i = find_token(document.header, "\\language", 0)
+        if i != -1:
+            document.header[i] = "\\language german"
+    j = 0
+    while True:
+        j = find_token(document.body, "\\lang german-ch-old", j)
+        if j == -1:
+            return
+        document.body[j] = document.body[j].replace("\\lang german-ch-old", "\\lang german")
+        j = j + 1
+
+
 ##
 # Conversion hub
 #
@@ -286,9 +303,11 @@ convert = [
            # did not load amsmath automatically for these commands, and do not
            # want to hardcode amsmath off.
            [476, []],
+           [477, []],
           ]
 
 revert =  [
+           [476, [revert_swissgerman]],
            [475, [revert_smash]],
            [474, [revert_separator]]
           ]
diff --git a/src/version.h b/src/version.h
index 22713f6993..f7eb1e1fd4 100644
--- a/src/version.h
+++ b/src/version.h
@@ -30,8 +30,8 @@ extern char const * const lyx_version_info;
 
 // Do not remove the comment below, so we get merge conflict in
 // independent branches. Instead add your own.
-#define LYX_FORMAT_LYX 476 // gb: \smash[t], \smash[b] and \notag
-#define LYX_FORMAT_TEX2LYX 476
+#define LYX_FORMAT_LYX 477 // spitz: support for swissgerman
+#define LYX_FORMAT_TEX2LYX 477
 
 #if LYX_FORMAT_TEX2LYX != LYX_FORMAT_LYX
 #ifndef _MSC_VER
-- 
2.39.5