[gimp-help] add script to autogenerate language subpackages

[Nils Philippsen]

commit a393e8e484de95e822c50b4c8883b506ded4a6bf
Author: Nils Philippsen <nils at redhat.com>
Date:   Tue Jun 19 11:14:32 2012 +0200

    add script to autogenerate language subpackages

 apply-languages.py |  149 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 149 insertions(+), 0 deletions(-)
---
diff --git a/apply-languages.py b/apply-languages.py
new file mode 100755
index 0000000..14cedc8
--- /dev/null
+++ b/apply-languages.py
@@ -0,0 +1,149 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+#
+# apply-languages.py -- generate language subpackages from LANGUAGES comment
+#                       in RPM spec files
+# Copyright © 2012 Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Author: Nils Philippsen <nils at redhat.com>
+
+import os
+import sys
+import tempfile
+import atexit
+import re
+from stat import S_IMODE
+
+def usage():
+    print >>sys.stderr, "Usage: %s <packagename>.spec" % (sys.argv[0],)
+    sys.exit(1)
+
+def cleantmpfile():
+    global newfspath
+
+    try:
+        os.unlink(newsfpath)
+    except OSError:
+        pass
+
+if len(sys.argv) != 2:
+    usage()
+
+sfpath = sys.argv[1]
+if not os.access(sfpath, os.R_OK | os.W_OK):
+    print >>sys.stderr, "Not readable/writable:", sfpath
+    sys.exit(2)
+
+sfdir = os.path.dirname(sfpath)
+sfbase = os.path.basename(sfpath)
+
+(fd, newsfpath) = tempfile.mkstemp(prefix=sfbase + ".", dir=sfdir)
+atexit.register(cleantmpfile)
+newsf = os.fdopen(fd, "w")
+
+sf = open(sfpath)
+sfcontent = sf.read()
+sf.close()
+
+sfmode = S_IMODE(os.stat(sfpath).st_mode)
+
+languages_re = re.compile(
+        r"^#\s*LANGUAGES:\s*(?P<languages>[^\n\r]+)\s*$", re.MULTILINE)
+langsplit_re = re.compile(r"\s+")
+begin_langpkgs_re = re.compile(
+        r"^#\s*BEGIN:\s*LANGUAGE\s+SUB\s+PACKAGES\s*$", re.MULTILINE)
+end_langpkgs_re = re.compile(
+        r"^#\s*END:\s*LANGUAGE\s+SUB\s+PACKAGES\s*$", re.MULTILINE)
+begin_langfiles_re = re.compile(
+        r"^#\s*BEGIN:\s*LANGUAGE\s+FILE\s+LISTS\s*$", re.MULTILINE)
+end_langfiles_re = re.compile(
+        r"^#\s*END:\s*LANGUAGE\s+FILE\s+LISTS\s*$", re.MULTILINE)
+
+name_re = re.compile(r"^name:\s*(?P<name>[^\n\r]+)\s*$",
+        re.MULTILINE | re.IGNORECASE)
+license_re = re.compile(r"^license:\s*(?P<license>[^\n\r]+)\s*$",
+        re.MULTILINE | re.IGNORECASE)
+group_re = re.compile(r"^group:\s*(?P<group>[^\n\r]+)\s*$",
+        re.MULTILINE | re.IGNORECASE)
+
+missing = False
+for what, what_re in (("name tag", name_re), ("license tag", license_re),
+        ("group tag", group_re), ("LANGUAGES comment", languages_re),
+        ("BEGIN: LANGUAGE SUB PACKAGES comment", begin_langpkgs_re),
+        ("END: LANGUAGE SUB PACKAGES comment", end_langpkgs_re),
+        ("BEGIN: LANGUAGE FILE LISTS comment", begin_langfiles_re),
+        ("END: LANGUAGE FILE LISTS comment", end_langfiles_re),
+        ):
+    found = what_re.search(sfcontent)
+    if found is None:
+        print >>sys.stderr, "%s not found" % (what,)
+        missing = True
+if missing:
+    sys.exit(2)
+
+langspecs = langsplit_re.split(
+        languages_re.search(sfcontent).group('languages'))
+#languages = []
+#for ls in langspecs:
+#    langcode, langname = ls.split(",")
+#    languages.append((langcode, langname))
+languages = [(x.split(",")[0], x.split(",")[1].replace('_', ' '))
+        for x in langspecs]
+name = name_re.search(sfcontent).group('name')
+license = license_re.search(sfcontent).group('license')
+group = group_re.search(sfcontent).group('group')
+
+numlang = len(languages)
+replacing = None
+
+sflines = sfcontent.split("\n")
+if sflines[-1] == "":
+    del sflines[-1]
+
+for line in sflines:
+    if not replacing:
+        print >>newsf, line
+        if begin_langpkgs_re.match(line):
+            replacing = 'langpkgs'
+        elif begin_langfiles_re.match(line):
+            replacing = 'langfiles'
+    elif replacing == 'langpkgs':
+        if end_langpkgs_re.match(line):
+            replacing = None
+            for no, lang in enumerate(languages):
+                langcode, langname = lang
+                print >>newsf, """%%package %(langcode)s
+Summary: %(langname)s (%(langcode)s) language support for %(name)s
+Group: %(group)s
+Requires: %%{name} = %%{?epoch:%%{epoch}:}%%{version}-%%{release}
+
+%%description %(langcode)s
+%(langname)s language support for %(name)s.""" % locals()
+                if no < numlang:
+                    print >>newsf
+            print >>newsf, line
+    elif replacing == 'langfiles':
+        if end_langfiles_re.match(line):
+            replacing = None
+            for lang in languages:
+                langcode, langname = lang
+                print >>newsf, "%%files %(langcode)s -f files.list.%(langcode)s" % locals()
+            print >>newsf, line
+
+newsf.close()
+
+os.rename(newsfpath, sfpath)
+os.chmod(sfpath, sfmode)