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Python练习题（三）-视频展示网站

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题目

来源：优达学城–编程基础：python
内容：寻找自己喜欢的视频，做成网站展示出来
效果演示：
image.png

image.png

源代码

主要有三个.py文件，放到一个文件夹中，运行 entertainment_center.py 即可。（需要python环境）
源码地址 : Python-Exercies
网站地址 : 视频展示网站

其他

对优达源码做了改动，支持多种视频格式，导入codecs包，写入html支持中文。
无法观看的是嵌入youtube视频（翻墙即可）。

附源码
entertainment_center.py

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# -*- coding: utf-8 -*-
import media
import fresh_tomatoes
overwatch = media.Movie("Overwatch","守望者们回归",
	"http://overwatch.nos.netease.com/2/media/Wallpapers/Genji_wallpaper/2048x2048.jpg",
	"http://flv.bn.netease.com/videolib3/1506/26/cJtFW2189/HD/cJtFW2189-mobile.mp4")
school_of_rock = media.Movie("School of Rock"," Using rock music to learn",
	"http://upload.wikimedia.org/wikipedia/en/thumb/1/11/School_of_Rock_Poster.jpg/220px-School_of_Rock_Poster.jpg",
	"https://www.youtube.com/watch?v=3PsUJFEBC74")
spider_gay = media.Movie("美队3 内战","搞笑蜘蛛侠",
	"http://p1.ifengimg.com/a/2016_19/ea0b92b08ab62d2_size47_w550_h275.jpg",
	"https://www.youtube.com/watch?time_continue=16&v=Wa5yWjsjGoI")
overwatch2 = media.Movie("双龙","双龙",
	"http://overwatch.nos.netease.com/2/media/videos/dragons-animated-short.jpg",
	"http://flv.bn.netease.com/videolib3/1605/16/nTaMi2329/HD/nTaMi2329-mobile.mp4")
overwatch3 = media.Movie("虚幻争霸","虚幻争霸试玩",
	"https://i.ytimg.com/vi/l-TAaE5raeU/hqdefault.jpg",
	"https://www.youtube.com/watch?v=l-TAaE5raeU")
overwatch4 = media.Movie("LOL","盘点lol最强操作",
	"https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSLfycX_SZr4pT-UVddhr0FdcN67cX1rwFM21PPH3glYPETzGtT",
	"http://r.plures.net/plu/tplayer/video-iath80mu.swf?vid=w0162pdtuoi&auto=1")
movies = [overwatch, school_of_rock, spider_gay, overwatch2, overwatch3, overwatch4]
fresh_tomatoes.open_movies_page(movies)
#print(media.Movie.__name__)
#print(media.Movie.__module__)
#print(media.Movie.__doc__)

fresh_tomatoes.py

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# -*- coding: utf-8 -*-
import codecs
import webbrowser
import os
import re
# Styles and scripting for the page
main_page_head = '''
<!DOCTYPE html>s
<html lang="zh_CN">
<head>
    <meta charset="utf-8">
    <title>Fresh Tomatoes!</title>
    <!-- Bootstrap 3 -->
    <link rel="stylesheet" href="https://netdna.bootstrapcdn.com/bootstrap/3.1.0/css/bootstrap.min.css">
    <link rel="stylesheet" href="https://netdna.bootstrapcdn.com/bootstrap/3.1.0/css/bootstrap-theme.min.css">
    <script src="http://code.jquery.com/jquery-1.10.1.min.js"></script>
    <script src="https://netdna.bootstrapcdn.com/bootstrap/3.1.0/js/bootstrap.min.js"></script>
    <style type="text/css" media="screen">
        body {
            padding-top: 80px;
        }
        #trailer .modal-dialog {
            margin-top: 200px;
            width: 640px;
            height: 480px;
        }
        .hanging-close {
            position: absolute;
            top: -12px;
            right: -12px;
            z-index: 9001;
        }
        #trailer-video {
            width: 100%;
            height: 100%;
        }
        .movie-tile {
            margin-bottom: 20px;
            padding-top: 20px;
        }
        .movie-tile:hover {
            background-color: #EEE;
            cursor: pointer;
        }
        .scale-media {
            padding-bottom: 56.25%;
            position: relative;
        }
        .scale-media iframe {
            border: none;
            height: 100%;
            position: absolute;
            width: 100%;
            left: 0;
            top: 0;
            background-color: white;
        }
    </style>
    <script type="text/javascript" charset="utf-8">
        // Pause the video when the modal is closed
        $(document).on('click', '.hanging-close, .modal-backdrop, .modal', function (event) {
            // Remove the src so the player itself gets removed, as this is the only
            // reliable way to ensure the video stops playing in IE
            $("#trailer-video-container").empty();
        });
        // Start playing the video whenever the trailer modal is opened
        $(document).on('click', '.movie-tile', function (event) {
            var trailerYouTubeId = $(this).attr('data-trailer-youtube-id');
            var sourceUrl = trailerYouTubeId ;
            $("#trailer-video-container").empty().append($("<iframe></iframe>", {
              'id': 'trailer-video',
              'type': 'text-html',
              'src': sourceUrl,
              'frameborder': 0
            }));
        });
        // Animate in the movies when the page loads
        $(document).ready(function () {
          $('.movie-tile').hide().first().show("fast", function showNext() {
            $(this).next("div").show("fast", showNext);
          });
        });
    </script>
</head>
'''
# The main page layout and title bar
main_page_content = '''
  <body>
    <!-- Trailer Video Modal -->
    <div class="modal" id="trailer">
      <div class="modal-dialog">
        <div class="modal-content">
          <a href="#" class="hanging-close" data-dismiss="modal" aria-hidden="true">
            ![](https://lh5.ggpht.com/v4-628SilF0HtHuHdu5EzxD7WRqOrrTIDi_MhEG6_qkNtUK5Wg7KPkofp_VJoF7RS2LhxwEFCO1ICHZlc-o_=s0#w=24&h=24)
          </a>
          <div class="scale-media" id="trailer-video-container">
          </div>
        </div>
      </div>
    </div>
    <!-- Main Page Content -->
    <div class="container">
      <div class="navbar navbar-inverse navbar-fixed-top" role="navigation">
        <div class="container">
          <div class="navbar-header">
            <a class="navbar-brand" href="#">Fresh Tomatoes Movie Trailers</a>
          </div>
        </div>
      </div>
    </div>
    <div class="container">
      {movie_tiles}
    </div>
  </body>
</html>
'''
# A single movie entry html template
movie_tile_content = '''
<div class="col-md-6 col-lg-4 movie-tile text-center" data-trailer-youtube-id="{trailer_youtube_id}" data-toggle="modal" data-target="#trailer">
    ![]({poster_image_url})
    <h2>{movie_title}</h2>
</div>
'''
def create_movie_tiles_content(movies):
    # The HTML content for this section of the page
    content = ''
    for movie in movies:
        # Extract the youtube ID from the url
        youtube_id_match = re.search(
            r'(?<=v=)[^&#]+', movie.trailer_url)
        if youtube_id_match:
            youtube_id_match = 'http://www.youtube.com/embed/' + youtube_id_match.group(0) + '?autoplay=1&html5=1';
        else :
            youtube_id_match = movie.trailer_url
        trailer_youtube_id = youtube_id_match 
        # Append the tile for the movie with its content filled in
        content += movie_tile_content.format(
            movie_title=movie.title,
            poster_image_url=movie.poster_image_url,
            trailer_youtube_id=trailer_youtube_id
        )
    return content
def open_movies_page(movies):
    # Create or overwrite the output file
    output_file = codecs.open('fresh_tomatoes.html', 'w',encoding='utf-8')
    
    # Replace the movie tiles placeholder generated content
    rendered_content = main_page_content.format(
        movie_tiles=create_movie_tiles_content(movies))
    # Output the file
    output_file.write(main_page_head + rendered_content)
    output_file.close()
    # open the output file in the browser (in a new tab, if possible)
    url = os.path.abspath(output_file.name)
    webbrowser.open('file://' + url, new=2)

media.py

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import webbrowser
class Movie():
	"""This class provides a way to store movie related information """
	VALID_RATINGS = ["G", "PG", "PG-13", "R"]
	def __init__(self, movie_title, movie_storyline, poster_image, trailer):
		self.title = movie_title
		self.storyline = movie_storyline
		self.poster_image_url = poster_image
		self.trailer_url = trailer
	def show_trailer(self):
		webbrowser.open(self.trailer_url)