[f-spot] Initial attempt to make add-ins descriptions translatable

[Ruben Vermeersch <rubenv src gnome org>]

commit 661e15e13941973909842edde1782aa646b373ab
Author: Jonh Wendell <jwendell gnome org>
Date:   Fri Sep 24 10:21:39 2010 -0300

    Initial attempt to make add-ins descriptions translatable
    
    https://bugzilla.gnome.org/show_bug.cgi?id=630511

 build/AddinXmlStringExtractor.cs |   47 ++++++++++++++++++++++++++++++++++++++
 build/Makefile.am                |    9 +++++-
 data/Makefile.am                 |   13 ++++++++++
 po/POTFILES.in                   |    1 +
 4 files changed, 68 insertions(+), 2 deletions(-)
---
diff --git a/build/AddinXmlStringExtractor.cs b/build/AddinXmlStringExtractor.cs
new file mode 100644
index 0000000..d10a8ac
--- /dev/null
+++ b/build/AddinXmlStringExtractor.cs
@@ -0,0 +1,47 @@
+using System;
+using System.Xml.XPath;
+using System.Collections.Generic;
+
+public static class AddinXmlStringExtract
+{
+    public static void Main (string [] args)
+    {
+        var queries = new [] {
+            "/Addin/@name",
+            "/Addin/@description",
+            "/Addin/@category"
+        };
+
+        Console.WriteLine (@"// Generated - Do Not Edit!
+
+internal static class AddinXmlStringCatalog
+{
+    private static void Strings ()
+    {");
+
+        var paths = new List<string> (args);
+        paths.Sort ();
+
+        foreach (var path in paths) {
+            Console.WriteLine ("        // {0}", path);
+            var xpath = new XPathDocument (path);
+            var nav = xpath.CreateNavigator ();
+            foreach (var query in queries) {
+                var iter = nav.Select (query);
+                while (iter.MoveNext ()) {
+                    var value = iter.Current.Value.Trim ();
+                    if (String.IsNullOrEmpty (value) ||
+                        value[0] == '@' ||
+                        (iter.Current.Name == "category" && value.StartsWith ("required:"))) {
+                        continue;
+                    }
+                    Console.WriteLine (@"        Catalog.GetString (@""{0}"");",
+                        value.Replace (@"""", @""""""));
+                }
+            }
+            Console.WriteLine ();
+        }
+
+        Console.WriteLine ("    }\n}");
+    }
+}
diff --git a/build/Makefile.am b/build/Makefile.am
index 9ae1045..4e9db7d 100644
--- a/build/Makefile.am
+++ b/build/Makefile.am
@@ -1,18 +1,23 @@
 SUBDIRS = pkg-config m4
 
 DLL_MAP_VERIFIER_ASSEMBLY = dll-map-verifier.exe
+ADDIN_XML_STRING_EXTRACTOR_ASSEMBLY = addin-xml-string-extractor.exe
 
-ALL_TARGETS = $(DLL_MAP_VERIFIER_ASSEMBLY)
+ALL_TARGETS = $(DLL_MAP_VERIFIER_ASSEMBLY) $(ADDIN_XML_STRING_EXTRACTOR_ASSEMBLY)
 
 all: $(ALL_TARGETS)
 
 $(DLL_MAP_VERIFIER_ASSEMBLY): DllMapVerifier.cs
 	$(MCS) -out:$@ $<
 
+$(ADDIN_XML_STRING_EXTRACTOR_ASSEMBLY): AddinXmlStringExtractor.cs
+	$(MCS) -r:System.Xml -out:$@ $<
+
 EXTRA_DIST = \
 	private-icon-theme-installer \
 	DllMapVerifier.cs \
-	dll-map-makefile-verifier
+	dll-map-makefile-verifier \
+	AddinXmlStringExtractor.cs
 
 CLEANFILES = *.exe *.mdb
 MAINTAINERCLEANFILES = Makefile.in
diff --git a/data/Makefile.am b/data/Makefile.am
index a3d7d21..959e761 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -1 +1,14 @@
 SUBDIRS = desktop-files
+
+# Generate a fake source file containing strings for
+# translation that are found in our .addin.xml files
+ADDIN_XML_FILES = $(shell find $(top_srcdir)/src -name \*.addin.xml | grep -v /obj/)
+addin-xml-strings.cs: $(ADDIN_XML_FILES) $(top_srcdir)/build/addin-xml-string-extractor.exe
+	@echo "  GEN   $@"
+	$(MONO) $(top_srcdir)/build/addin-xml-string-extractor.exe $(ADDIN_XML_FILES) > $@
+
+all: addin-xml-strings.cs
+
+EXTRA_DIST = \
+	addin-xml-strings.cs
+
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 4913f14..6970545 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -2,6 +2,7 @@
 # Please keep this file in alphabetical order; run ./sort-potfiles
 # after adding files here.
 [encoding: UTF-8]
+data/addin-xml-strings.cs
 data/desktop-files/f-spot.desktop.in.in
 data/desktop-files/f-spot.desktop.in.in
 data/desktop-files/f-spot-import.desktop.in.in