#!/usr/bin/python2
#
# cm_crowdin_sync.py
#
# Updates Crowdin source translations and pulls translations
# directly to CyanogenMod's Git

import create_cm_caf_xml
import git
import mmap
import os.path
import re
import shutil
import subprocess
import sys
from urllib import urlretrieve
from xml.dom import minidom

print('Welcome to the CM Crowdin sync script!\n')

print('STEP 0: Checking dependencies\n')
if subprocess.check_output(['rvm', 'all', 'do', 'gem', 'list', 'crowdin-cli', '-i']) == 'true':
    sys.exit('You have not installed crowdin-cli. Terminating.')
if not os.path.isfile('caf.xml'):
    sys.exit('You have no caf.xml. Terminating.')
if not os.path.isfile('default.xml'):
    sys.exit('You have no default.xml. Terminating.')

print('STEP 1: Create cm_caf.xml')
xml = minidom.parse('caf.xml')
items = xml.getElementsByTagName('item')

cm_caf = []

for item in items:
    subprocess.call(['mkdir', '-p', 'tmp/' + item.attributes["path"].value])
    item_aosp = item.getElementsByTagName('aosp')
    for aosp_item in item_aosp:
        url = aosp_item.firstChild.nodeValue
        path_to_base = 'tmp/' + item.attributes["path"].value + '/' + aosp_item.attributes["file"].value
        path_to_cm = item.attributes["path"].value + '/' + aosp_item.attributes["file"].value
        path = item.attributes["path"].value
        urlretrieve(url, path_to_base)
        create_cm_caf_xml.create_cm_caf_xml(path_to_base, path_to_cm, path)
        cm_caf.append(path + '/cm_caf.xml')
        print('Created ' + path + '/cm_caf.xml')

print('\nSTEP 2: Upload Crowdin source translations')
print(subprocess.check_output(['crowdin-cli', 'upload', 'sources']))

#print('STEP 3: Download Crowdin translations')
#print(subprocess.check_output(['crowdin-cli', "download"]))

print('STEP 4A: Clean up of empty translations')
# Search for all XML files
result = [os.path.join(dp, f) for dp, dn, filenames in os.walk(os.getcwd()) for f in filenames if os.path.splitext(f)[1] == '.xml']
for xml_file in result:
    if '<resources/>' in open(xml_file).read():
        print ('Removing ' + xml_file)
        os.remove(xml_file)
    if '<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2"/>' in open(xml_file).read():
        print ('Removing ' + xml_file)
        os.remove(xml_file)    

print('\nSTEP 4B: Clean up of source cm_caf.xmls')
for cm_caf_file in cm_caf:
    print ('Removing ' + cm_caf_file)
    os.remove(cm_caf_file)

print('\nSTEP 4C: Clean up of temp dir')
for cm_caf_file in cm_caf:
    print ('Removing ' + cm_caf_file)
    shutil.rmtree(os.getcwd() + '/tmp')

print('\nSTEP 5: Push translations to Git')

proc = subprocess.Popen(['crowdin-cli', 'list', 'sources'],stdout=subprocess.PIPE)

for source in iter(proc.stdout.readline,''):
    path = os.getcwd() + source
    path = path.rstrip()
    all_projects = []
    if os.path.isfile(path):
        m = re.search('/(.*)/res/values.*', source)
        path_this = m.group(1)
        if not path_this in all_projects:
            all_projects.append(path_this)

xml = minidom.parse('default.xml')
items = xml.getElementsByTagName('project')

for project in all_projects:
    path_repo = os.getcwd() + '/' + project
    repo = git.Repo(path_repo)
    print repo.git.add(path_repo)
    print repo.git.commit(m='Automatic translations import')
    for project_item in items:
        if project_item.attributes["path"].value == project:
            print repo.git.push('ssh://cobjeM@review.cyanogenmod.org:29418/' + project_item.attributes['name'].value, 'HEAD:refs/for/cm-11.0')

print('STEP 6: Done!')