#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @Time    : 2017-09-24 0:02
# @Author  : hasee
# @Contact : 1603763721@qq.com

# =======================================
# 优美胜于丑陋（Python 以编写优美的代码为目标）
# 明了胜于晦涩（优美的代码应当是明了的，命名规范，风格相似）
# 简洁胜于复杂（优美的代码应当是简洁的，不要有复杂的内部实现）
# 复杂胜于凌乱（如果复杂不可避免，那代码间也不能有难懂的关系，要保持接口简洁）
# 扁平胜于嵌套（优美的代码应当是扁平的，不能有太多的嵌套）
# 间隔胜于紧凑（优美的代码有适当的间隔，不要奢望一行代码解决问题）
# 可读性很重要（优美的代码是可读的）
# =======================================

"""
功能描述：
    1.爬取云栖大会分论坛视频资料
"""

from urllib import urlopen
import os
import traceback
import sys
import threadpool
import time

reload(sys)
sys.setdefaultencoding('utf-8')

download_path_root = u'F:/分论坛资料/'

live_list = [
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/41d651cf9b7e06eaeea147ff26857e17/41d651cf9b7e06eaeea147ff26857e17.m3u8",
        "name": "移动安全专场",
        "id": "123",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
    },
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/d847f7bd4f990a0f4c764bc357e85b52/d847f7bd4f990a0f4c764bc357e85b52.m3u8",
        "name": "SQL Server专场",
        "id": "124",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
    },
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/6d415f5e425eb3475870f2dc1e16dfaa/6d415f5e425eb3475870f2dc1e16dfaa.m3u8",
        "name": "智慧城市大数据可视分析专场",
        "id": "126",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
    },
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/41d651cf9b7e06eaeea147ff26857e17/41d651cf9b7e06eaeea147ff26857e17.m3u8",
        "name": "移动安全专场",
        "id": "123",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
    },
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/d847f7bd4f990a0f4c764bc357e85b52/d847f7bd4f990a0f4c764bc357e85b52.m3u8",
        "name": "SQL Server专场",
        "id": "124",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
    },
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/3d5d8bf6f9e508b0752e7fb545dbb227/3d5d8bf6f9e508b0752e7fb545dbb227.m3u8",
        "name": "英特尔专场",
        "id": "125",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
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    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/6d415f5e425eb3475870f2dc1e16dfaa/6d415f5e425eb3475870f2dc1e16dfaa.m3u8",
        "name": "智慧城市大数据可视分析专场",
        "id": "126",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
    },
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/3ec65e71b89d6cfcd1c776711148273d/3ec65e71b89d6cfcd1c776711148273d.m3u8",
        "name": "平台治理专场",
        "id": "127",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
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        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/5960639efe2a85829f31d1405bb12fd2/5960639efe2a85829f31d1405bb12fd2.m3u8",
        "name": "阿里大数据专场",
        "id": "128",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
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        "name": "新零售业务实践专场",
        "id": "129",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
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    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/d082cb6ff6b9d753f7c9b05e87a536db/d082cb6ff6b9d753f7c9b05e87a536db.m3u8",
        "name": "阿里云ET大脑生态专场",
        "id": "130",
        "label": "无",
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        "status": "单独播放"
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        "status": "单独播放"
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        "id": "134",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
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        "name": "电商视觉人工智能专场",
        "id": "135",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
    },
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/a760c0f49a818e12a73f27f00e62993a/a760c0f49a818e12a73f27f00e62993a.m3u8",
        "name": "ET工业大脑专场",
        "id": "136",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
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        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/30efcc26d7898ae92d9555dde372c9f5/30efcc26d7898ae92d9555dde372c9f5.m3u8",
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        "id": "137",
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        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
    },
    {
        "name": "云栖·湖畔专场",
        "id": "138",
        "label": "无",
        "status": "单独播放"
    },
    {
        "backUrl": "//yunqivod.xiaozhizuo.tv/clip/0x0/0615c0cf974aac4a178c3ac5b8edcf58/0615c0cf974aac4a178c3ac5b8edcf58.m3u8",
        "name": "阿里云大学专场(1)",
        "id": "139",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
        "status": "单独播放"
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        "id": "140",
        "label": "无",
        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
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        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
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        "poster": "//img.alicdn.com/tfs/TB1t5NHlgoQMeJjy1XaXXcSsFXa-1920-1080.jpg",
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        "status": "单独播放"
    }
]


def run():
    print('start run')
    t1 = time.time()
    # thread_num = 1
    # pool = threadpool.ThreadPool(thread_num)
    # req_list = threadpool.makeRequests(download, live_list)
    # [pool.putRequest(req) for req in req_list]
    # pool.wait()
    for data in live_list:
        download(data)
    t1 = time.time() - t1
    print('end run, cost %ds' % int(t1))


def download(live_info):
    if 'backUrl' not in live_info or 'name' not in live_info:
        print('no url or name %s' % live_info)
        return

    print('start download %s %s' % (live_info.get('name'), live_info.get('backUrl')))

    url = live_info.get('backUrl')
    if url.startswith("//"):
        url = 'http:' + url

    download_root = url[0:url.rindex('/') + 1]
    download_info = http(url)
    if not download_info:
        print('download info is empty[%s]' % url)
        return

    if not os.path.exists(download_path_root):
        os.makedirs(download_path_root)

    download_info_arr = download_info.split('\n')
    download_info_arr = [el for el in download_info_arr if not el.startswith('#')]

    file_name = download_path_root + live_info.get('name') + '.ts'
    if not os.path.exists(file_name):
        with open(file_name + '.tmp', 'wb') as f:
            for el in download_info_arr:
                print('%s~%s' % (live_info.get('name'), el))
                if not el:
                    continue
                data = http(download_root + el)
                if data:
                    f.write(data)
                    f.flush()
        os.rename(file_name + '.tmp', file_name)
    print('finish download %s %s' % (live_info.get('name'), live_info.get('backUrl')))


def http(url):
    try:
        f = urlopen(url)
        return f.read()
    except Exception:
        print(traceback.format_exc())


if __name__ == '__main__':
    run()