# -*- coding: UTF-8 -*-
#
# build.py - part of the FDroid server tools
# Copyright (C) 2010, Ciaran Gultnieks, ciaran@ciarang.com
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import sys
import os
import shutil
import glob
import subprocess
import re
import zipfile
import md5
from xml.dom.minidom import Document
from optparse import OptionParser

#Read configuration...
execfile('config.py')

execfile('metadata.py')

# Parse command line...
parser = OptionParser()
parser.add_option("-v", "--verbose", action="store_true", default=False,
                  help="Spew out even more information than normal")
(options, args) = parser.parse_args()

# Get all apps...
apps = read_metadata()

unsigned_dir = 'unsigned'
if os.path.exists(unsigned_dir):
    shutil.rmtree(unsigned_dir)
os.mkdir(unsigned_dir)

for app in apps:

    if app['disabled'] is None and app['repo'] != '' and app['repotype'] != '':

        print "About to build " + app['id']

        build_dir = 'build_' + app['id']

        # Remove the build directory if it already exists...
        if os.path.exists(build_dir):
            shutil.rmtree(build_dir)

        # Get the source code...
        if app['repotype'] == 'git':
            if subprocess.call(['git','clone',app['repo'],build_dir]) != 0:
                print "Git clone failed"
                sys.exit(1)
        else:
            print "Invalid repo type " + app['repotype'] + " in " + app['id']
            sys.exit(1)

        for thisbuild in app['builds']:

            print "Building version " + thisbuild['version']

            if app['repotype'] == 'git':
                if subprocess.call(['git','checkout',thisbuild['commit']],
                        cwd=build_dir) != 0:
                    print "Git checkout failed"
                    sys.exit(1)
            else:
                print "Invalid repo type " + app['repotype']
                sys.exit(1)

            # Generate (or update) the ant build file, build.xml...
            if subprocess.call(['android','update','project','-p','.'],
                    cwd=build_dir) != 0:
                print "Failed to update project"
                sys.exit(1)

            # If the app has ant set up to sign the release, we need to switch
            # that off, because we want the unsigned apk...
            if os.path.exists(os.path.join(build_dir, 'build.properties')):
                if subprocess.call(['sed','-i','s/^key.store/#/',
                    'build.properties'], cwd=build_dir) !=0:
                    print "Failed to amend build.properties"
                    sys.exit(1)

            # Build the release...
            p = subprocess.Popen(['ant','release'], cwd=build_dir, 
                    stdout=subprocess.PIPE)
            output = p.communicate()[0]
            print output
            if p.returncode != 0:
                print "Build failed"
                sys.exit(1)

            # Find the apk name in the output...
            src = re.match(r".*^.*Creating (\S+) for release.*$.*", output,
                    re.S|re.M).group(1)
            src = os.path.join(os.path.join(build_dir, 'bin'), src)

            # By way of a sanity check, make sure the version and version
            # code in our new apk match what we expect...
            p = subprocess.Popen([aapt_path,'dump','badging',
               src], stdout=subprocess.PIPE)
            output = p.communicate()[0]
            vercode = None
            version = None
            for line in output.splitlines():
                if line.startswith("package:"):
                    pat = re.compile(".*versionCode='([0-9]*)'.*")
                    vercode = re.match(pat, line).group(1)
                    pat = re.compile(".*versionName='([^']*)'.*")
                    version = re.match(pat, line).group(1)
            if (version != thisbuild['version'] or
                    vercode != thisbuild['vercode']):
                print "Unexpected version/version code in output"
                sys.exit(1)

            # Copy the unsigned apk to our 'unsigned' directory to be
            # dealt with later...
            dest = os.path.join(unsigned_dir, app['id'] + '_' +
                    thisbuild['vercode'] + '.apk')
            shutil.copyfile(src, dest)

print "Finished."