[gtk-mac-bundler] Move translation copy to Translation::copy_target().

[John Ralls <jralls src gnome org>]

commit 19110c086763ed6632d2dbdb2e6ecd729cd37b6f
Author: John Ralls <jralls ceridwen us>
Date:   Sat Dec 31 12:48:47 2016 -0800

    Move translation copy to Translation::copy_target().

 bundler/bundler.py |   28 ++--------------------------
 bundler/project.py |   20 ++++++++++++++++++++
 2 files changed, 22 insertions(+), 26 deletions(-)
---
diff --git a/bundler/bundler.py b/bundler/bundler.py
index b8edaab..c27d2c0 100644
--- a/bundler/bundler.py
+++ b/bundler/bundler.py
@@ -435,32 +435,8 @@ class Bundler:
             theme.copy_icons(self.project, used_icons)
 
     def copy_translations(self):
-        translations = self.project.get_translations()
-        prefix = self.project.get_prefix()
-
-
-        def name_filter(filename):
-            path, fname = os.path.split(filename)
-            name, ext = os.path.splitext(fname)
-            if name != program.name:
-                return False
-            elif ext not in (".mo", ".po"):
-                return False
-            else:
-                return True
-
-        for program in translations:
-            if program.name == "" or program.name == None:
-                raise "No program name to tranlate!"
-
-            source = self.project.evaluate_path(program.source)
-            if source == None:
-                raise "Failed to parse translation source!"
-            for root, trees, files in os.walk(source):
-                for file in filter(name_filter, files):
-                    path = os.path.join(root, file)
-                    Path("${prefix}" + path[len(prefix):], program.dest).copy_target(self.project)
-
+        for translation in self.project.get_translations():
+            translation.copy_target(self.project)
 
     def install_gir(self):
         gir_files = self.project.get_gir()
diff --git a/bundler/project.py b/bundler/project.py
index 61bf6d6..d0bfd30 100644
--- a/bundler/project.py
+++ b/bundler/project.py
@@ -260,6 +260,26 @@ class Translation(Path):
         super(Translation, self).__init__(sourcepath, destpath, recurse)
         self.name = name
 
+    def copy_target(self, project):
+        if not self.name:
+            raise "No program name to tranlate!"
+
+        def name_filter(filename):
+            name, ext = os.path.splitext(os.path.split(filename)[1])
+            if name != self.name or ext not in (".mo", ".po"):
+                return False
+            return True
+
+        source = project.evaluate_path(self.source)
+        if source == None:
+                raise "Failed to parse %s translation source!" % self.name
+        prefix = project.get_prefix()
+        for root, trees, files in os.walk(source):
+            for file in filter(name_filter, files):
+                path = os.path.join(root, file)
+                Path("${prefix}" + path[len(prefix):], self.dest).copy_target(project)
+
+
 class GirFile(Path):
     def __init__(self, sourcepath, destpath, recurse):
         super(GirFile, self).__init__(sourcepath, destpath, recurse)