#  This file is part of PlexPy.
#
#  PlexPy 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 3 of the License, or
#  (at your option) any later version.
#
#  PlexPy 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 PlexPy.  If not, see <http://www.gnu.org/licenses/>.

from operator import itemgetter

import unicodedata
import plexpy
import datetime
import fnmatch
import shutil
import time
import sys
import re
import os
import json
import xmltodict


def multikeysort(items, columns):
    comparers = [((itemgetter(col[1:].strip()), -1) if col.startswith('-') else (itemgetter(col.strip()), 1)) for col in columns]

    def comparer(left, right):
        for fn, mult in comparers:
            result = cmp(fn(left), fn(right))
            if result:
                return mult * result
        else:
            return 0

    return sorted(items, cmp=comparer)


def checked(variable):
    if variable:
        return 'Checked'
    else:
        return ''


def radio(variable, pos):

    if variable == pos:
        return 'Checked'
    else:
        return ''


def latinToAscii(unicrap):
    """
    From couch potato
    """
    xlate = {
        0xc0: 'A', 0xc1: 'A', 0xc2: 'A', 0xc3: 'A', 0xc4: 'A', 0xc5: 'A',
        0xc6: 'Ae', 0xc7: 'C',
        0xc8: 'E', 0xc9: 'E', 0xca: 'E', 0xcb: 'E', 0x86: 'e',
        0xcc: 'I', 0xcd: 'I', 0xce: 'I', 0xcf: 'I',
        0xd0: 'Th', 0xd1: 'N',
        0xd2: 'O', 0xd3: 'O', 0xd4: 'O', 0xd5: 'O', 0xd6: 'O', 0xd8: 'O',
        0xd9: 'U', 0xda: 'U', 0xdb: 'U', 0xdc: 'U',
        0xdd: 'Y', 0xde: 'th', 0xdf: 'ss',
        0xe0: 'a', 0xe1: 'a', 0xe2: 'a', 0xe3: 'a', 0xe4: 'a', 0xe5: 'a',
        0xe6: 'ae', 0xe7: 'c',
        0xe8: 'e', 0xe9: 'e', 0xea: 'e', 0xeb: 'e', 0x0259: 'e',
        0xec: 'i', 0xed: 'i', 0xee: 'i', 0xef: 'i',
        0xf0: 'th', 0xf1: 'n',
        0xf2: 'o', 0xf3: 'o', 0xf4: 'o', 0xf5: 'o', 0xf6: 'o', 0xf8: 'o',
        0xf9: 'u', 0xfa: 'u', 0xfb: 'u', 0xfc: 'u',
        0xfd: 'y', 0xfe: 'th', 0xff: 'y',
        0xa1: '!', 0xa2: '{cent}', 0xa3: '{pound}', 0xa4: '{currency}',
        0xa5: '{yen}', 0xa6: '|', 0xa7: '{section}', 0xa8: '{umlaut}',
        0xa9: '{C}', 0xaa: '{^a}', 0xab: '<<', 0xac: '{not}',
        0xad: '-', 0xae: '{R}', 0xaf: '_', 0xb0: '{degrees}',
        0xb1: '{+/-}', 0xb2: '{^2}', 0xb3: '{^3}', 0xb4: "'",
        0xb5: '{micro}', 0xb6: '{paragraph}', 0xb7: '*', 0xb8: '{cedilla}',
        0xb9: '{^1}', 0xba: '{^o}', 0xbb: '>>',
        0xbc: '{1/4}', 0xbd: '{1/2}', 0xbe: '{3/4}', 0xbf: '?',
        0xd7: '*', 0xf7: '/'
    }

    r = ''
    for i in unicrap:
        if ord(i) in xlate:
            r += xlate[ord(i)]
        elif ord(i) >= 0x80:
            pass
        else:
            r += str(i)
    return r


def convert_milliseconds(ms):

    seconds = ms / 1000
    gmtime = time.gmtime(seconds)
    if seconds > 3600:
        minutes = time.strftime("%H:%M:%S", gmtime)
    else:
        minutes = time.strftime("%M:%S", gmtime)

    return minutes


def convert_seconds(s):

    gmtime = time.gmtime(s)
    if s > 3600:
        minutes = time.strftime("%H:%M:%S", gmtime)
    else:
        minutes = time.strftime("%M:%S", gmtime)

    return minutes


def today():
    today = datetime.date.today()
    yyyymmdd = datetime.date.isoformat(today)
    return yyyymmdd


def now():
    now = datetime.datetime.now()
    return now.strftime("%Y-%m-%d %H:%M:%S")


def get_age(date):

    try:
        split_date = date.split('-')
    except:
        return False

    try:
        days_old = int(split_date[0]) * 365 + int(split_date[1]) * 30 + int(split_date[2])
    except IndexError:
        days_old = False

    return days_old


def bytes_to_mb(bytes):

    mb = int(bytes) / 1048576
    size = '%.1f MB' % mb
    return size


def mb_to_bytes(mb_str):
    result = re.search('^(\d+(?:\.\d+)?)\s?(?:mb)?', mb_str, flags=re.I)
    if result:
        return int(float(result.group(1)) * 1048576)


def piratesize(size):
    split = size.split(" ")
    factor = float(split[0])
    unit = split[1].upper()
    
    if unit == 'MiB':
        size = factor * 1048576
    elif unit == 'MB':
        size = factor * 1000000
    elif unit == 'GiB':
        size = factor * 1073741824
    elif unit == 'GB':
        size = factor * 1000000000
    elif unit == 'KiB':
        size = factor * 1024
    elif unit == 'KB':
        size = factor * 1000
    elif unit == "B":
        size = factor
    else:
        size = 0

    return size


def replace_all(text, dic, normalize=False):

    if not text:
        return ''

    for i, j in dic.iteritems():
        if normalize:
            try:
                if sys.platform == 'darwin':
                    j = unicodedata.normalize('NFD', j)
                else:
                    j = unicodedata.normalize('NFC', j)
            except TypeError:
                j = unicodedata.normalize('NFC', j.decode(plexpy.SYS_ENCODING, 'replace'))
        text = text.replace(i, j)
    return text


def replace_illegal_chars(string, type="file"):
    if type == "file":
        string = re.sub('[\?"*:|<>/]', '_', string)
    if type == "folder":
        string = re.sub('[:\?<>"|]', '_', string)

    return string


def cleanName(string):

    pass1 = latinToAscii(string).lower()
    out_string = re.sub('[\.\-\/\!\@\#\$\%\^\&\*\(\)\+\-\"\'\,\;\:\[\]\{\}\<\>\=\_]', '', pass1).encode('utf-8')

    return out_string


def cleanTitle(title):

    title = re.sub('[\.\-\/\_]', ' ', title).lower()

    # Strip out extra whitespace
    title = ' '.join(title.split())

    title = title.title()

    return title


def split_path(f):
    """
    Split a path into components, starting with the drive letter (if any). Given
    a path, os.path.join(*split_path(f)) should be path equal to f.
    """

    components = []
    drive, path = os.path.splitdrive(f)

    # Strip the folder from the path, iterate until nothing is left
    while True:
        path, folder = os.path.split(path)

        if folder:
            components.append(folder)
        else:
            if path:
                components.append(path)

            break

    # Append the drive (if any)
    if drive:
        components.append(drive)

    # Reverse components
    components.reverse()

    # Done
    return components


def extract_logline(s):
    # Default log format
    pattern = re.compile(r'(?P<timestamp>.*?)\s\-\s(?P<level>.*?)\s*\:\:\s(?P<thread>.*?)\s\:\s(?P<message>.*)', re.VERBOSE)
    match = pattern.match(s)
    if match:
        timestamp = match.group("timestamp")
        level = match.group("level")
        thread = match.group("thread")
        message = match.group("message")
        return (timestamp, level, thread, message)
    else:
        return None


def split_string(mystring, splitvar=','):
    mylist = []
    for each_word in mystring.split(splitvar):
        mylist.append(each_word.strip())
    return mylist

def create_https_certificates(ssl_cert, ssl_key):
    """
    Create a pair of self-signed HTTPS certificares and store in them in
    'ssl_cert' and 'ssl_key'. Method assumes pyOpenSSL is installed.

    This code is stolen from SickBeard (http://github.com/midgetspy/Sick-Beard).
    """

    from plexpy import logger

    from OpenSSL import crypto
    from certgen import createKeyPair, createCertRequest, createCertificate, \
        TYPE_RSA, serial

    # Create the CA Certificate
    cakey = createKeyPair(TYPE_RSA, 2048)
    careq = createCertRequest(cakey, CN="Certificate Authority")
    cacert = createCertificate(careq, (careq, cakey), serial, (0, 60 * 60 * 24 * 365 * 10)) # ten years

    pkey = createKeyPair(TYPE_RSA, 2048)
    req = createCertRequest(pkey, CN="PlexPy")
    cert = createCertificate(req, (cacert, cakey), serial, (0, 60 * 60 * 24 * 365 * 10)) # ten years

    # Save the key and certificate to disk
    try:
        with open(ssl_key, "w") as fp:
            fp.write(crypto.dump_privatekey(crypto.FILETYPE_PEM, pkey))
        with open(ssl_cert, "w") as fp:
            fp.write(crypto.dump_certificate(crypto.FILETYPE_PEM, cert))
    except IOError as e:
        logger.error("Error creating SSL key and certificate: %s", e)
        return False

    return True


def cast_to_float(s):
    try:
        return float(s)
    except ValueError:
        return -1


def convert_xml_to_json(xml):
    o = xmltodict.parse(xml)
    return json.dumps(o)


def convert_xml_to_dict(xml):
    o = xmltodict.parse(xml)
    return o