# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from datetime import datetime
import re
import socket
from urllib import quote

from ox.cache import readUrl, readUrlUnicode
from ox import findRe, cache, stripTags, decodeHtml, getTorrentInfo, intValue, normalizeNewlines
from ox.normalize import normalizeImdbId
import ox

from torrent import Torrent


def _parseResultsPage(data, max_results=10):
    results=[]
    regexp = '''<tr><td>(.*?)</td><td>(.*?)<a href="/tor/(.*?)">(.*?)</a>.*?</td>.*?</tr>'''
    for row in  re.compile(regexp, re.DOTALL).findall(data):
        torrentDate = row[0]
        torrentExtra = row[1]
        torrentId = row[2]
        torrentTitle = decodeHtml(row[3]).strip()
        torrentLink = "http://www.mininova.org/tor/" + torrentId
        privateTracker = 'priv.gif' in torrentExtra
        if not privateTracker:
            results.append((torrentTitle, torrentLink, ''))
    return results

def findMovie(query, max_results=10):
    '''search for torrents on mininova
    '''
    url = "http://www.mininova.org/search/%s/seeds" % quote(query)
    data = readUrlUnicode(url)
    return _parseResultsPage(data, max_results)

def findMovieByImdb(imdbId):
    '''find torrents on mininova for a given imdb id
    '''
    results = []
    imdbId = normalizeImdbId(imdbId)
    data = readUrlUnicode("http://www.mininova.org/imdb/?imdb=%s" % imdbId)
    return _parseResultsPage(data)

def getId(mininovaId):
    mininovaId = unicode(mininovaId)
    d = findRe(mininovaId, "/(\d+)")
    if d:
        return d
    mininovaId = mininovaId.split('/')
    if len(mininovaId) == 1:
        return mininovaId[0]
    else:
        return mininovaId[-1]

def exists(mininovaId):
    mininovaId = getId(mininovaId)
    data = ox.net.readUrl("http://www.mininova.org/tor/%s" % mininovaId)
    if not data or 'Torrent not found...' in data:
        return False
    if 'tracker</a> of this torrent requires registration.' in data:
        return False
    return True

def getData(mininovaId):
    _key_map = {
        'by': u'uploader',
    }
    mininovaId = getId(mininovaId)
    torrent = dict()
    torrent[u'id'] = mininovaId
    torrent[u'domain'] = 'mininova.org'
    torrent[u'comment_link'] = "http://www.mininova.org/tor/%s" % mininovaId
    torrent[u'torrent_link'] = "http://www.mininova.org/get/%s" % mininovaId
    torrent[u'details_link'] = "http://www.mininova.org/det/%s" % mininovaId

    data = readUrlUnicode(torrent['comment_link']) + readUrlUnicode(torrent['details_link'])
    if '<h1>Torrent not found...</h1>' in data:
        return None

    for d in re.compile('<p>.<strong>(.*?):</strong>(.*?)</p>', re.DOTALL).findall(data):
        key = d[0].lower().strip()
        key = _key_map.get(key, key)
        value = decodeHtml(stripTags(d[1].strip()))
        torrent[key] = value

    torrent[u'title'] = findRe(data, '<title>(.*?):.*?</title>')
    torrent[u'imdbId'] = findRe(data, 'title/tt(\d{7})')
    torrent[u'description'] = findRe(data, '<div id="description">(.*?)</div>')
    if torrent['description']:
        torrent['description'] = normalizeNewlines(decodeHtml(stripTags(torrent['description']))).strip()
    t = readUrl(torrent[u'torrent_link'])
    torrent[u'torrent_info'] = getTorrentInfo(t)
    return torrent

class Mininova(Torrent):
    '''
    >>> Mininova('123')
    {}
    >>> Mininova('1072195')['infohash']
    '72dfa59d2338e4a48c78cec9de25964cddb64104'
    '''
    def __init__(self, mininovaId):
        self.data = getData(mininovaId)
        if not self.data:
            return
        Torrent.__init__(self)
        ratio = self.data['share ratio'].split(',')
        self['seeder'] = -1
        self['leecher'] = -1
        if len(ratio) == 2:
            val = intValue(ratio[0].replace(',','').strip())
            if val:
                self['seeder'] = int(val)
            val = intValue(ratio[1].replace(',','').strip())
            if val:
                self['leecher'] = int(val)
        val = intValue(self.data['downloads'].replace(',','').strip())
        if val:
            self['downloaded'] = int(val)
        else:
            self['downloaded'] = -1
        published =  self.data['added on']
        published = published.split(' +')[0]
        self['published'] =  datetime.strptime(published, "%a, %d %b %Y %H:%M:%S")