#!/usr/bin/env python2
#
# wescamp_import -- generate a shellscript to import a campaign from WesCamp
#
# Pipe the output of this command to sh to actually perform the operation
#
import sys, os, getopt, shutil

if __name__ == "__main__":
    def help():
        sys.stderr.write("""\
Usage: wescamp_import {-h | wescamp-path campaign-name textdomain}
    Options may be any of these:
    -h, --help                   Emit this help message and quit
    Requires as first argument a path to  a WesCamp checkout
    Requires as second argument a campaign name.
    Call from the top level directory of mainline.
""")


    # Process options
    (options, arguments) = getopt.getopt(sys.argv[1:], "h", ['help',])
    for (switch, val) in options:
        if switch in ('-h', '--help'):
            help()
            sys.exit(0)
    if len(arguments) == 0:
        sys.stderr.write("wescamp_import: a path to a local WesCamp checkout is required.\n")
        sys.exit(1)
    else:
        wescamp_path = arguments[0]
    if len(arguments) == 1:
        sys.stderr.write("wescamp_import: a campaign name is required.\n")
        sys.exit(1)
    else:
        campaign = arguments[1]
    if len(arguments) == 2:
        sys.stderr.write("wescamp_import: a text domain name is required.\n")
        sys.exit(1)
    else:
        textdomain = arguments[2]

    print """\
# Generated script to do an import of %(textdomain)s from a WesCamp checkout
#
mkdir po/%(textdomain)s
cp %(wescamp_path)s/%(campaign)s/po/*.po* po/%(textdomain)s

cp po/wesnoth/LINGUAS po/%(textdomain)s/

cat > po/%(textdomain)s/FINDCFG <<'EOF'
find data/campaigns/%(campaign)s -name '*.cfg' -print
find data/campaigns/%(campaign)s -name '*.lua' -print
EOF

cat > po/%(textdomain)s/Makevars <<'EOF'
# Makefile variables for PO directory in any package using GNU gettext.

# Usually the message domain is the same as the package name.
DOMAIN = %(textdomain)s

# These two variables depend on the location of this directory.
subdir = po/$(DOMAIN)
top_builddir = ../..

# These options get passed to xgettext.
XGETTEXT_OPTIONS = --from-code=UTF-8 --sort-by-file --keyword=sgettext --keyword=vgettext --keyword=_n:1,2 --keyword=sngettext:1,2 --keyword=vngettext:1,2

# This is the copyright holder that gets inserted into the header of the
# $(DOMAIN).pot file.  Set this to the copyright holder of the surrounding
# package.  (Note that the msgstr strings, extracted from the package's
# sources, belong to the copyright holder of the package.)  Translators are
# expected to transfer the copyright for their translations to this person
# or entity, or to disclaim their copyright.  The empty string stands for
# the public domain; in this case the translators are expected to disclaim
# their copyright.
COPYRIGHT_HOLDER = Wesnoth development team

# This is the email address or URL to which the translators shall report
# bugs in the untranslated strings:
# - Strings which are not entire sentences, see the maintainer guidelines
#   in the GNU gettext documentation, section 'Preparing Strings'.
# - Strings which use unclear terms or require additional context to be
#   understood.
# - Strings which make invalid assumptions about notation of date, time or
#   money.
# - Pluralisation problems.
# - Incorrect English spelling.
# - Incorrect formatting.
# It can be your email address, or a mailing list address where translators
# can write to without being subscribed, or the URL of a web page through
# which the translators can contact you.
MSGID_BUGS_ADDRESS =https://bugs.wesnoth.org/

# This is the list of locale categories, beyond LC_MESSAGES, for which the
# message catalogs shall be used.  It is usually empty.
EXTRA_LOCALE_CATEGORIES =
EOF

touch po/%(textdomain)s/POTFILES.in

ed po/Makefile.am <<'EOF'
/^SUBDIRS/s/$/ %(textdomain)s/
wq
EOF

# Warning: this depends on m4/Makefile being in the list of generated files
ed configure.ac <<'EOF'
/m4\/Makefile/-1a
po/%(textdomain)s/Makefile.in
.
wq
EOF

git add po/%(textdomain)s

# To be able to review the commit before actually doing it
# recommended commit-msg: Wescamp import
git commit configure.ac po/Makefile.am po/%(textdomain)s
""" % locals()