def get_resource(term_id, token, file_types=[VIDEO, PDF, RICH_TEXT]):
""" 获取课件信息 """
resource_list = []
course_info = get_courseinfo(term_id, token)
for chapter_num, chapter in enumerate(
course_info.get("results").get("termDto").get("chapters")):
for lesson_num, lesson in enumerate(chapter.get("lessons")):
for unit_num, unit in enumerate(lesson.get("units")):
if unit["contentType"] not in file_types:
continue
courseware_num = (chapter_num + 1, lesson_num + 1,
unit_num + 1)
file_path = CONFIG["file_path_template"].format(
base_dir=base_dir,
sep=os.path.sep,
type=COURSEWARE.get(unit["contentType"], "Unknown"),
cnt_1=get_section_num(courseware_num, level=1),
cnt_2=get_section_num(courseware_num, level=2),
cnt_3=get_section_num(courseware_num, level=3),
chapter_name=repair_filename(chapter["name"]),
lesson_name=repair_filename(lesson["name"]),
unit_name=repair_filename(unit["name"]),
)
touch_dir(os.path.dirname(file_path))
if unit["contentType"] == VIDEO:
ext = ".mp4"
file_path += ext
playlist.write_path(file_path)
resource_list.append(
(VIDEO, file_path, unit["id"], unit["contentId"]))
elif unit["contentType"] == PDF:
file_path += ".pdf"
resource_list.append(
(PDF, file_path, unit["id"], unit["contentId"]))
elif unit["contentType"] == RICH_TEXT:
if unit.get("jsonContent"):
json_content = eval(unit["jsonContent"])
file_path = CONFIG["file_path_template"].format(
base_dir=base_dir,
sep=os.path.sep,
type="File",
cnt_1=get_section_num(courseware_num, level=1),
cnt_2=get_section_num(courseware_num, level=2),
cnt_3=get_section_num(courseware_num, level=3),
chapter_name=repair_filename(chapter["name"]),
lesson_name=repair_filename(lesson["name"]),
unit_name=repair_filename(
os.path.splitext(json_content["fileName"])[0])
+ os.path.splitext(json_content["fileName"])[1],
)
touch_dir(os.path.dirname(file_path))
resource_list.append(
(RICH_TEXT, file_path, json_content))
return resource_list
def get_resource(term_id, token):
""" 获取课件信息 """
resource_list = []
course_info = get_courseinfo(term_id, token)
for chapter_num, chapter in enumerate(course_info.get('results').get('termDto').get('chapters')):
for lesson_num, lesson in enumerate(chapter.get('lessons')):
for unit_num, unit in enumerate(lesson.get('units')):
courseware_num = (chapter_num+1, lesson_num+1, unit_num+1)
file_path = os.path.join(
base_dir,
get_section_num(courseware_num, level=1) + " " + repair_filename(chapter["name"]),
get_section_num(courseware_num, level=2) + " " + repair_filename(lesson["name"]),
get_section_num(courseware_num, level=3) + " " + repair_filename(unit["name"])
)
touch_dir(os.path.dirname(file_path))
if unit['contentType'] == VIDEO:
ext = '.mp4'
file_path += ext
playlist.write_path(file_path)
resource_list.append((
VIDEO,
file_path,
unit['id'],
unit['contentId']
))
elif unit['contentType'] == PDF:
file_path += ".pdf"
resource_list.append((
PDF,
file_path,
unit['id'],
unit['contentId']
))
elif unit['contentType'] == RICH_TEXT:
if unit.get('jsonContent'):
json_content = eval(unit['jsonContent'])
file_path = os.path.join(
base_dir,
get_section_num(courseware_num, level=1) + " " + repair_filename(chapter["name"]),
get_section_num(courseware_num, level=2) + " " + repair_filename(lesson["name"]),
get_section_num(courseware_num, level=3) + " " + repair_filename(json_content["fileName"])
)
resource_list.append((
RICH_TEXT,
file_path,
json_content
))
return resource_list
def parse(url, config):
# 获取标题
CONFIG.update(config)
spider.set_cookies(config["cookies"])
title = get_title(url)
print(title)
# 创建所需目录结构
CONFIG["base_dir"] = touch_dir(repair_filename(os.path.join(
CONFIG['dir'], title + " - bilibili")))
CONFIG["video_dir"] = touch_dir(os.path.join(CONFIG['base_dir'], "Videos"))
if CONFIG["playlist_type"] == "dpl":
CONFIG['playlist'] = Dpl(os.path.join(
CONFIG['base_dir'], 'Playlist.dpl'), path_type=CONFIG["playlist_path_type"])
elif CONFIG["playlist_type"] == "m3u":
CONFIG['playlist'] = M3u(os.path.join(
CONFIG['base_dir'], 'Playlist.m3u'), path_type=CONFIG["playlist_path_type"])
else:
CONFIG['playlist'] = None
# 获取需要的信息
videos = get_videos(url)
CONFIG["videos"] = videos
if CONFIG['playlist'] is not None:
CONFIG['playlist'].flush()
# 解析并过滤不需要的选集
episodes = parse_episodes(CONFIG["episodes"], len(videos))
videos = list(filter(lambda video: video.id in episodes, videos))
CONFIG["videos"] = videos
# 解析片段信息及视频 url
for i, video in enumerate(videos):
print("{:02}/{:02} parsing segments info...".format(i, len(videos)), end="\r")
parse_segment_info(video)
# 导出下载所需数据
exports.update({
"videos": videos,
"video_dir": CONFIG["video_dir"]
})
def convert_danmaku(video_path_list):
""" 将视频文件夹下的 xml 弹幕转换为 ass 弹幕 """
# 检测插件是否已经就绪
plugin_url = "https://raw.githubusercontent.com/m13253/danmaku2ass/master/danmaku2ass.py"
plugin_path = "plugins/danmaku2ass.py"
touch_dir(os.path.dirname(plugin_path))
touch_file(os.path.join(os.path.dirname(plugin_path), "__init__.py"))
if not os.path.exists(plugin_path):
print("下载插件中……")
res = requests.get(plugin_url)
with open(plugin_path, "w", encoding="utf8") as f:
f.write(res.text)
# 使用插件进行转换
from plugins.danmaku2ass import Danmaku2ASS
for video_path in video_path_list:
name = os.path.splitext(video_path)[0]
print("convert {} ".format(os.path.split(name)[-1]), end="\r")
if not os.path.exists(name+".mp4") or \
not os.path.exists(name+".xml"):
continue
cap = cv2.VideoCapture(name + ".mp4")
__, frame = cap.read()
h, w, __ = frame.shape
Danmaku2ASS(name + ".xml",
"autodetect",
name + ".ass",
w,
h,
reserve_blank=0,
font_face=_('(FONT) sans-serif')[7:],
font_size=w / 40,
text_opacity=0.8,
duration_marquee=15.0,
duration_still=10.0,
comment_filter=None,
is_reduce_comments=False,
progress_callback=None)
def get_resource(term_id, token, file_types=[VIDEO, PDF, RICH_TEXT]):
""" 获取课件信息 """
resource_list = []
course_info = get_courseinfo(term_id, token)
for chapter_num, chapter in enumerate(course_info.get('results').get('termDto').get('chapters')):
for lesson_num, lesson in enumerate(chapter.get('lessons')):
for unit_num, unit in enumerate(lesson.get('units')):
if unit['contentType'] not in file_types:
continue
courseware_num = (chapter_num+1, lesson_num+1, unit_num+1)
file_path = CONFIG['file_path_template'].format(
base_dir=base_dir,
sep=os.path.sep,
type=COURSEWARE.get(unit['contentType'], 'Unknown'),
cnt_1=get_section_num(courseware_num, level=1),
cnt_2=get_section_num(courseware_num, level=2),
cnt_3=get_section_num(courseware_num, level=3),
chapter_name=repair_filename(chapter["name"]),
lesson_name=repair_filename(lesson["name"]),
unit_name=repair_filename(unit["name"])
)
touch_dir(os.path.dirname(file_path))
if unit['contentType'] == VIDEO:
ext = '.mp4'
file_path += ext
playlist.write_path(file_path)
resource_list.append((
VIDEO,
file_path,
unit['id'],
unit['contentId']
))
elif unit['contentType'] == PDF:
file_path += ".pdf"
resource_list.append((
PDF,
file_path,
unit['id'],
unit['contentId']
))
elif unit['contentType'] == RICH_TEXT:
if unit.get('jsonContent'):
json_content = eval(unit['jsonContent'])
file_path = CONFIG['file_path_template'].format(
base_dir=base_dir,
sep=os.path.sep,
type='File',
cnt_1=get_section_num(courseware_num, level=1),
cnt_2=get_section_num(courseware_num, level=2),
cnt_3=get_section_num(courseware_num, level=3),
chapter_name=repair_filename(chapter["name"]),
lesson_name=repair_filename(lesson["name"]),
unit_name=repair_filename(os.path.splitext(json_content["fileName"])[0]) + \
os.path.splitext(json_content["fileName"])[1]
)
touch_dir(os.path.dirname(file_path))
resource_list.append((
RICH_TEXT,
file_path,
json_content
))
return resource_list
if __name__ == "__main__":
root = CONFIG["root"]
num_thread = CONFIG["num_thread"]
url = sys.argv[1]
# 登录并获取信息
token = login(CONFIG["username"], CONFIG["password"])
term_id, course_name = get_summary(url)
course_id = re.match(r"https?://www.icourse163.org/(course|learn)/\w+-(\d+)", url).group(2)
print(course_name)
print(course_id)
# 创建必要环境
base_dir = touch_dir(os.path.join(root, course_name))
playlist = Dpl(os.path.join(base_dir, 'Playlist.dpl'))
# 获取资源列表
resource_list = get_resource(term_id, token, file_types=CONFIG['file_types'])
# 解析资源
resources = []
merge_list = []
for i, resource in enumerate(resource_list):
print("parse_resource {}/{}".format(i, len(resource_list)), end="\r")
url, file_path, params = parse_resource(resource, token)
# 过滤掉已经下载的资源
if os.path.exists(file_path) and not CONFIG['overwrite']:
print('[info] {} already exists!'.format(file_path))
continue
