import sys

import os

import os.path

import shutil

import tarfile

import zipfile

import urllib

import platform

import patch

join = os.path.join

system_str = platform.system()

URLS = {

    #'': {'setup': '', 'url':'', 'local':''},

    'SQLALCHEMY' : {'setup': 'SQLAlchemy', 'url':'http://pypi.python.org/packages/source/S/SQLAlchemy/SQLAlchemy-0.7.3.tar.gz', 'local':'SQLAlchemy-0.7.3.tar.gz'},

    'FLASK' : {'setup': 'flask', 'url':'http://pypi.python.org/packages/source/F/Flask/Flask-0.8.tar.gz', 'local':'Flask-0.8.tar.gz'},

    'FLASK-SQLALCHEMY' : {'setup': 'flask', 'url':'https://github.com/mitsuhiko/flask-sqlalchemy/tarball/master', 'local':'Flask-SQLAlchemy-0.15.tar.gz'},

    'FLASK-CACHE' : { 'setup': 'Flask-Cache', 'url' : 'http://pypi.python.org/packages/source/F/Flask-Cache/Flask-Cache-0.3.4.tar.gz', 'local':'Flask-Cache-0.3.4.tar.gz'},

    'SIMPLEJSON' : {'setup': 'simplejson', 'url':'http://pypi.python.org/packages/source/s/simplejson/simplejson-2.2.1.tar.gz', 'local':'simplejson-2.2.1.tar.gz'},

    'ANYJSON' : {'setup': 'anyjson', 'url': 'http://pypi.python.org/packages/source/a/anyjson/anyjson-0.3.1.tar.gz', 'local':'anyjson-0.3.1.tar.gz'},

    'WERKZEUG' : { 'setup': 'werkzeug', 'url':'http://pypi.python.org/packages/source/W/Werkzeug/Werkzeug-0.8.1.tar.gz','local':'Werkzeug-0.8.1.tar.gz'},

    'JINJA2' : { 'setup': 'jinja2', 'url':'http://pypi.python.org/packages/source/J/Jinja2/Jinja2-2.6.tar.gz','local':'Jinja2-2.6.tar.gz'},

    'PYTZ' : { 'setup':'pytz', 'url': 'http://pypi.python.org/packages/source/p/pytz/pytz-2011n.tar.bz2', 'local': 'pytz-2011n.tar.bz2'},

}

if system_str == 'Windows':

    URLS.update({

        'PSYCOPG2': {'setup': 'psycopg2','url': 'psycopg2-2.0.14.win32-py2.6-pg8.4.3-release.zip', 'local':"psycopg2-2.0.14.win32-py2.6-pg8.4.3-release.zip"},

    })

else:

    URLS.update({

        'PSYCOPG2': {'setup': 'psycopg2','url': 'http://www.psycopg.org/psycopg/tarballs/PSYCOPG-2-4/psycopg2-2.4.2.tar.gz', 'local':"psycopg2-2.4.2.tar.gz"},

    })

class ResourcesEnv(object):

    def __init__(self, src_base, urls, normal_installs):

        self.src_base = src_base

        self.URLS = {}

        self.__init_url(urls)

        self.NORMAL_INSTALL = normal_installs

    def get_src_base_path(self, fpath):

        return os.path.abspath(os.path.join(self.src_base, fpath)).replace("\\","/")

    def __add_package_def(self, key, setup, url, local):

        self.URLS[key] = {'setup':setup, 'url':url, 'local':self.get_src_base_path(local)}

    def __init_url(self, urls):

        for key, url_dict in urls.items():

            url = url_dict['url']

            if not url.startswith("http://"):

                url = self.get_src_base_path(url)

            self.__add_package_def(key, url_dict["setup"], url, url_dict["local"])

def ensure_dir(dir, logger):

    if not os.path.exists(dir):

        logger.notify('Creating directory %s' % dir)

        os.makedirs(dir)

def extend_parser(parser):    

    parser.add_option(

        '--index-url',

        metavar='INDEX_URL',

        dest='index_url',

        default='http://pypi.python.org/simple/',

        help='base URL of Python Package Index')

    parser.add_option(

        '--type-install',

        metavar='type_install',

        dest='type_install',

        default='local',

        help='type install : local, url, setup')

    parser.add_option(

        '--ignore-packages',

        metavar='ignore_packages',

        dest='ignore_packages',

        default=None,

        help='list of comma separated keys for package to ignore')

def adjust_options(options, args):

    pass

def install_pylucene(option_str, extra_env, res_source_key, home_dir, lib_dir, tmp_dir, src_dir, res_env, logger, call_subprocess, filter_python_develop):

    logger.notify("Get Pylucene from %s " % res_env.URLS['PYLUCENE'][res_source_key])

    pylucene_src = os.path.join(src_dir,"pylucene.tar.gz")

    if res_source_key == 'local':

        shutil.copy(res_env.URLS['PYLUCENE'][res_source_key], pylucene_src)

    else:

        urllib.urlretrieve(res_env.URLS['PYLUCENE'][res_source_key], pylucene_src)

    tf = tarfile.open(pylucene_src,'r:gz')

    pylucene_base_path = os.path.join(src_dir,"pylucene") 

    logger.notify("Extract Pylucene to %s " % pylucene_base_path)

    tf.extractall(pylucene_base_path)

    tf.close()

    pylucene_src_path = os.path.join(pylucene_base_path, os.listdir(pylucene_base_path)[0])

    jcc_src_path = os.path.abspath(os.path.join(pylucene_src_path,"jcc"))

    #install jcc

    #patch for linux

    if system_str == 'Linux' :

        olddir = os.getcwd()

        setuptools_path = os.path.join(lib_dir, 'site-packages', 'setuptools')

        if os.path.exists(setuptools_path) and os.path.isdir(setuptools_path):

            patch_dest_path = os.path.join(lib_dir, 'site-packages')

        else:

            patch_dest_path = os.path.join(lib_dir,'site-packages','setuptools-0.6c11-py%s.%s.egg' % (sys.version_info[0], sys.version_info[1]))

            if os.path.isfile(patch_dest_path):

                # must unzip egg

                # rename file and etract all

                shutil.move(patch_dest_path, patch_dest_path + ".zip")

                zf = zipfile.ZipFile(patch_dest_path + ".zip",'r')

                zf.extractall(patch_dest_path)

                os.remove(patch_dest_path + ".zip")

        logger.notify("Patch jcc : %s " % (patch_dest_path))

        os.chdir(patch_dest_path)

        p = patch.fromfile(os.path.join(jcc_src_path,"jcc","patches","patch.43.0.6c11"))

        p.apply()

        os.chdir(olddir)

    logger.notify("Install jcc")

    call_subprocess([os.path.abspath(os.path.join(home_dir, 'bin', 'python')), 'setup.py', 'install'],

                    cwd=jcc_src_path,

                    filter_stdout=filter_python_develop,

                    show_stdout=True)

    #install pylucene

    logger.notify("Install pylucene")

    #modify makefile

    makefile_path = os.path.join(pylucene_src_path,"Makefile")

    logger.notify("Modify makefile %s " % makefile_path)

    shutil.move( makefile_path, makefile_path+"~" )

    destination= open( makefile_path, "w" )

    source= open( makefile_path+"~", "r" )

    destination.write("PREFIX_PYTHON="+os.path.abspath(home_dir)+"\n")

    destination.write("ANT=ant\n")

    destination.write("PYTHON=$(PREFIX_PYTHON)/bin/python\n")

    if system_str == "Darwin":

        if sys.version_info >= (2,6):

            destination.write("JCC=$(PYTHON) -m jcc.__main__ --shared --arch x86_64 --arch i386\n")

        else:

            destination.write("JCC=$(PYTHON) -m jcc --shared --arch x86_64 --arch i386\n")

        destination.write("NUM_FILES=2\n")

    elif system_str == "Windows":

        destination.write("JCC=$(PYTHON) -m jcc.__main__ --shared --arch x86_64 --arch i386\n")

        destination.write("NUM_FILES=2\n")

    else:

        if sys.version_info >= (2,6) and sys.version_info <= (2,7):

            destination.write("JCC=$(PYTHON) -m jcc.__main__ --shared\n")

        else:

            destination.write("JCC=$(PYTHON) -m jcc --shared\n")

        destination.write("NUM_FILES=2\n")

    for line in source:

        destination.write( line )

    source.close()

    destination.close()

    os.remove(makefile_path+"~" )

    logger.notify("pylucene make")

    call_subprocess(['make'],

                    cwd=os.path.abspath(pylucene_src_path),

                    filter_stdout=filter_python_develop,

                    show_stdout=True)

    logger.notify("pylucene make install")

    call_subprocess(['make', 'install'],

                    cwd=os.path.abspath(pylucene_src_path),

                    filter_stdout=filter_python_develop,

                    show_stdout=True)

def install_psycopg2(option_str, extra_env, res_source_key, home_dir, lib_dir, tmp_dir, src_dir, res_env, logger, call_subprocess, filter_python_develop):

    psycopg2_src = os.path.join(src_dir,"psycopg2.zip")

    shutil.copy(res_env.URLS['PSYCOPG2'][res_source_key], psycopg2_src)

    #extract psycopg2

    zf = zipfile.ZipFile(psycopg2_src)

    psycopg2_base_path = os.path.join(src_dir,"psycopg2")

    zf.extractall(psycopg2_base_path)

    zf.close()

    psycopg2_src_path = os.path.join(psycopg2_base_path, os.listdir(psycopg2_base_path)[0])

    shutil.copytree(os.path.join(psycopg2_src_path, 'psycopg2'), os.path.abspath(os.path.join(home_dir, 'Lib/site-packages', 'psycopg2')))

    shutil.copy(os.path.join(psycopg2_src_path, 'psycopg2-2.0.14-py2.6.egg-info'), os.path.abspath(os.path.join(home_dir, 'Lib/site-packages', 'site-packages')))

def lib_generate_install_methods(path_locations, src_base, Logger, call_subprocess, normal_installs, urls=None):

    all_urls = URLS.copy()

    if urls is not None:

        all_urls.update(urls)

    res_env = ResourcesEnv(src_base, all_urls, normal_installs)

    def filter_python_develop(line):

        if not line.strip():

            return Logger.DEBUG

        for prefix in ['Searching for', 'Reading ', 'Best match: ', 'Processing ',

                       'Moving ', 'Adding ', 'running ', 'writing ', 'Creating ',

                       'creating ', 'Copying ']:

            if line.startswith(prefix):

                return Logger.DEBUG

        return Logger.NOTIFY

    def normal_install(key, method, option_str, extra_env, res_source_key, home_dir, tmp_dir, res_env, logger, call_subprocess):

        logger.notify("Install %s from %s with %s" % (key,res_env.URLS[key][res_source_key],method))

        if method == 'pip':

            if sys.platform == 'win32':

                args = [os.path.abspath(os.path.join(home_dir, 'Scripts', 'pip')), 'install', '-E', os.path.abspath(home_dir), res_env.URLS[key][res_source_key]]

            else:

                args = [os.path.abspath(os.path.join(home_dir, 'bin', 'pip')), 'install', '-E', os.path.abspath(home_dir), res_env.URLS[key][res_source_key]]

            if option_str :

                args.insert(4,option_str)

            call_subprocess(args,

                    cwd=os.path.abspath(tmp_dir),

                    filter_stdout=filter_python_develop,

                    show_stdout=True,

                    extra_env=extra_env)

        else:

            if sys.platform == 'win32':

                args = [os.path.abspath(os.path.join(home_dir, 'Scripts', 'easy_install')), res_env.URLS[key][res_source_key]]

            else:

                args = [os.path.abspath(os.path.join(home_dir, 'bin', 'easy_install')), res_env.URLS[key][res_source_key]]

            if option_str :

                args.insert(1,option_str)

            call_subprocess(args,

                    cwd=os.path.abspath(tmp_dir),

                    filter_stdout=filter_python_develop,

                    show_stdout=True,

                    extra_env=extra_env)            

    def after_install(options, home_dir):

        global logger

        verbosity = options.verbose - options.quiet

        logger = Logger([(Logger.level_for_integer(2-verbosity), sys.stdout)])

        home_dir, lib_dir, inc_dir, bin_dir = path_locations(home_dir)

        base_dir = os.path.dirname(home_dir)

        src_dir = os.path.join(home_dir, 'src')

        tmp_dir = os.path.join(home_dir, 'tmp')

        ensure_dir(src_dir, logger)

        ensure_dir(tmp_dir, logger)

        system_str = platform.system()

        res_source_key = options.type_install

        ignore_packages = []

        if options.ignore_packages :

            ignore_packages = options.ignore_packages.split(",")

        logger.indent += 2

        try:    

            for key, method, option_str, extra_env in res_env.NORMAL_INSTALL:

                if key not in ignore_packages:

                    if callable(method):

                        method(option_str, extra_env, res_source_key, home_dir, lib_dir, tmp_dir, src_dir, res_env, logger, call_subprocess, filter_python_develop)

                    else:

                        normal_install(key, method, option_str, extra_env, res_source_key, home_dir, tmp_dir, res_env, logger, call_subprocess)

            logger.notify("Clear source dir")

            shutil.rmtree(src_dir)

        finally:

            logger.indent -= 2

        script_dir = join(base_dir, bin_dir)

        logger.notify('Run "%s Package" to install new packages that provide builds'

                      % join(script_dir, 'easy_install'))

    return adjust_options, extend_parser, after_install